Mobile QR Code QR CODE : Korean Journal of Air-Conditioning and Refrigeration Engineering

  1. ๊ตญ๋ฏผ๋Œ€ํ•™๊ต ๊ธฐ๊ณ„๊ณตํ•™๋ถ€ ๊ต์ˆ˜ (Professor, School Mechanical Engineering, Kookmin University, Seoul 02707, Korea)
  2. ์—ฐ์„ธ๋Œ€ํ•™๊ต ๊ฑด์ถ•๊ณตํ•™๊ณผ ๊ต์ˆ˜ (Professor, Department of Architecture & Architectural Engineering, Yonsei University, Seoul 03722, Korea)
  3. ์•„์ฃผ๋Œ€ํ•™๊ต ๊ธฐ๊ณ„๊ณตํ•™๊ณผ ๊ต์ˆ˜ (Professor, Department of Mechanical Engineering, Ajou University, Suwon 16499, Korea)
  4. ๋ถ€์‚ฐ๋Œ€ํ•™๊ต ๊ฑด์ถ•๊ณตํ•™๊ณผ ๊ต์ˆ˜ (Professor, Department of Architectural Engineering, Busan National University, Busan 46241, Korea)
  5. ๊ณ ๋ ค๋Œ€ํ•™๊ต ๊ฑด์ถ•ํ•™๊ณผ ๊ต์ˆ˜ (Professor, Department of Architecture, Korea University, Seoul 02841, Korea)
  6. ํ•œ์–‘๋Œ€ํ•™๊ต ๊ฑด์ถ•๊ณตํ•™๋ถ€ ๊ต์ˆ˜ (Professor, Department of Architectural Engineering, Hanyang University, Seoul 04763, Korea)
  7. ์กฐ์„ ๋Œ€ํ•™๊ต ๊ธฐ๊ณ„๊ณตํ•™๊ณผ ๊ต์ˆ˜ (Professor, Department of Mechanical Eng., Chosun University, Gwangju 61452, Korea)



๊ฑด์ถ•๊ธฐ๊ณ„์„ค๋น„, ์—ด์ „๋‹ฌ, ๋ƒ‰ยท๋‚œ๋ฐฉ, ํ™˜๊ธฐ, ๊ฑด์ถ•ํ™˜๊ฒฝ, ๋ƒ‰๋™, ์‹ ์žฌ์ƒ์—๋„ˆ์ง€
Building mechanical system, Heat transfer, HVAC, Indoor environment, Refrigeration, Renewable energy

1. ์„œ ๋ก 

๋ณธ ๋…ผ๋ฌธ์€ 2025๋…„๋„์— ๋Œ€ํ•œ์„ค๋น„๊ณตํ•™ํšŒ โ€˜์„ค๋น„๊ณตํ•™๋…ผ๋ฌธ์ง‘โ€™์— ๊ฒŒ์žฌ๋œ 60ํŽธ์˜ ๋…ผ๋ฌธ์„ ๋ถ„์„ํ•˜์—ฌ ํ•ด๋‹น ์—ฐ๋„ ์„ค๋น„๊ณตํ•™ ๋ถ„์•ผ์˜ ์ตœ๊ทผ ๊ธฐ์ˆ  ๋ฐ ์—ฐ๊ตฌ ๋™ํ–ฅ์„ ํŒŒ์•…ํ•˜๊ณ ์ž ํ•˜๋Š” ๋ชฉ์ ์œผ๋กœ ์ž‘์„ฑ๋˜์—ˆ๋‹ค. ๋ฐœํ‘œ๋œ ๋…ผ๋ฌธ๋“ค์„ ๊ฑด์ถ•๊ธฐ๊ณ„์„ค๋น„, ๊ฑด์ถ•ํ™˜๊ฒฝ, ๋ƒ‰๋™, ์—ด์œ ์ฒด ๋ฐ ์—ด์ „๋‹ฌ๋กœ ๋ถ„๋ฅ˜ํ•˜์—ฌ ์ฃผ์ œ๋ณ„๋กœ ๋ถ„์„์„ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ๋ณธ ๋…ผ๋ฌธ์ด 2025๋…„๋„ ์„ค๋น„๊ณตํ•™ ๋ถ„์•ผ์˜ ์—ฐ๊ตฌ ํ๋ฆ„๊ณผ ๊ธฐ์ˆ ์˜ ๋ฐœ์ „ ๋ฐฉํ–ฅ์„ ์ดํ•ดํ•˜๋Š” ๋ฐ ๋„์›€์„ ์ค„ ์ˆ˜ ์žˆ์„ ๊ฒƒ์œผ๋กœ ๊ธฐ๋Œ€ํ•œ๋‹ค.

2. ๊ฑด์ถ•๊ธฐ๊ณ„์„ค๋น„

2.1 ๊ฐœ์š”

2025๋…„ ๊ฑด์ถ•๊ธฐ๊ณ„์„ค๋น„ ๋ถ„์•ผ์—์„œ๋Š” ์ด 17ํŽธ์˜ ๋…ผ๋ฌธ์ด ๋ฐœํ‘œ๋˜์–ด 2024๋…„(21ํŽธ) ๋Œ€๋น„ ๋‹ค์†Œ ๊ฐ์†Œํ•˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€์œผ๋ฉฐ, ์—ฐ๊ตฌ ์ฃผ์ œ ์ธก๋ฉด์—์„œ๋Š” ์—๋„ˆ์ง€โ€คํƒ„์†Œ์ค‘๋ฆฝ ๋Œ€์‘ ๊ธฐ์ˆ ๊ณผ ๋ฐ์ดํ„ฐ ๊ธฐ๋ฐ˜ ์ตœ์ ํ™”โ€ค์ œ์–ด ์—ฐ๊ตฌ์˜ ๋น„์ค‘์ด ๋”์šฑ ํ™•๋Œ€๋œ ๊ฒƒ์ด ํŠน์ง•์ ์ด๋‹ค. ํŠนํžˆ BIPVT(Building-Integrated Photovoltaic Thermal), ํƒœ์–‘์—ด ์ง‘์—ด๊ธฐ, 5์„ธ๋Œ€ ์ง€์—ญ๋ƒ‰๋‚œ๋ฐฉ(5GDHC), ํžˆํŠธํŽŒํ”„, ๋ฐ์ดํ„ฐ์„ผํ„ฐ ์—๋„ˆ์ง€ ์‹œ์Šคํ…œ ๋“ฑ ์‹ ์žฌ์ƒ์—๋„ˆ์ง€ ๋ฐ ๊ณ ํšจ์œจ ์—ด์› ์‹œ์Šคํ…œ ๊ด€๋ จ ์—ฐ๊ตฌ๊ฐ€ ์ง€์†์ ์œผ๋กœ ์ฆ๊ฐ€ํ•˜์˜€์œผ๋ฉฐ, ๋””์ง€ํ„ธ ํŠธ์œˆ, LSTM(Long Short-Term Memory), MPC(Model Predictive Control) ๋“ฑ AI ๋ฐ ๋ฐ์ดํ„ฐ ๊ธฐ๋ฐ˜ ์˜ˆ์ธกโ€ค์ œ์–ด ๊ธฐ๋ฒ•์„ ์ ์šฉํ•œ ์—ฐ๊ตฌ๊ฐ€ ๋‘๋“œ๋Ÿฌ์ง€๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ๋˜ํ•œ ๋ฐ˜๋„์ฒด ํด๋ฆฐ๋ฃธ, ๋ฐ์ดํ„ฐ์„ผํ„ฐ ๋“ฑ ๊ณ ๋ถ€๊ฐ€๊ฐ€์น˜ ์‚ฐ์—… ์‹œ์„ค์„ ๋Œ€์ƒ์œผ๋กœ ํ•œ ๊ณต์กฐ ๋ฐ ์—๋„ˆ์ง€ ๊ด€๋ฆฌ ์—ฐ๊ตฌ๊ฐ€ ํ™•๋Œ€๋œ ๋ฐ˜๋ฉด, ์ „ํ†ต์ ์ธ ๋ณด๊ฑดโ€ค์•ˆ์ „ ๊ด€๋ จ ์ฃผ์ œ๋Š” ์ƒ๋Œ€์ ์œผ๋กœ ๋น„์ค‘์ด ๊ฐ์†Œํ•˜์˜€๋‹ค. ํ•œํŽธ ๊ธฐ๊ณ„์„ค๋น„๊ณต์‚ฌ ์ œ๋„ ๊ฐœ์„ , ๋‚ด์ง„ ์„ฑ๋Šฅ, ์ƒํƒœ ์ง„๋‹จ ๋“ฑ ์ œ๋„โ€ค์œ ์ง€ ๊ด€๋ฆฌ ๋ถ„์•ผ ์—ฐ๊ตฌ๋„ ์ผ์ • ์ˆ˜์ค€ ์œ ์ง€๋˜๋ฉฐ, ์ „๋ฐ˜์ ์œผ๋กœ๋Š” ํƒ„์†Œ์ค‘๋ฆฝ ๋ฐ ๊ณ ํšจ์œจํ™” ์š”๊ตฌ์— ๋Œ€์‘ํ•˜๋Š” ์—๋„ˆ์ง€ ์‹œ์Šคํ…œ ์ค‘์‹ฌ๊ณผ ๋””์ง€ํ„ธ ๊ธฐ๋ฐ˜ ์šด์˜โ€ค์ œ์–ด ๊ธฐ์ˆ ๋กœ ์—ฐ๊ตฌ ํ๋ฆ„์ด ์‹ฌํ™”๋˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๋‹ค.

Fig. 1 Equipment-level energy efficiency in data centers. Reproduced from Ref. 1 with permission from SAREK.

../../Resources/sarek/KJACR.2026.38.6.337/fig1.png

2.2 ๊ฑด์ถ•๊ธฐ๊ณ„์„ค๋น„ ์ „๋ฐ˜

2025๋…„ ๊ฑด์ถ•๊ธฐ๊ณ„์„ค๋น„ ์ „๋ฐ˜ ๋ถ„์•ผ์—์„œ๋Š” 2024๋…„์— ํ™œ๋ฐœํ–ˆ๋˜ ๋ฒ•โ€ค์ œ๋„ ๋ฐ ์ •๋ณด์ฒด๊ณ„ ๊ฐœ์„  ์ค‘์‹ฌ์˜ ์—ฐ๊ตฌ ํ๋ฆ„์ด ์ผ๋ถ€ ์œ ์ง€๋˜๋ฉด์„œ๋„, ๋ณด๋‹ค ์ ์šฉ ๋Œ€์ƒ์ด ๊ตฌ์ฒดํ™”๋˜๊ณ  ์‚ฐ์—… ํŠนํ™” ์„ค๋น„ ์ค‘์‹ฌ์œผ๋กœ ํ™•์žฅ๋œ ๊ฒฝํ–ฅ์ด ๋‚˜ํƒ€๋‚ฌ๋‹ค. ๊ธฐ๊ณ„์„ค๋น„๊ณต์‚ฌ์˜ ๊ฐ„์ ‘๋น„โ€ค์„ ํˆฌ์ž…๋น„, ๋Œ๊ด€๊ณต์‚ฌ ๋“ฑ ๊ณต์‚ฌ๋น„ ๋ฐ ์ œ๋„ ๊ฐœ์„  ๊ด€๋ จ ์—ฐ๊ตฌ๊ฐ€ ์ง€์†๋œ ๊ฐ€์šด๋ฐ, ๋ฐ์ดํ„ฐ์„ผํ„ฐ ์—๋„ˆ์ง€ ์ˆ˜๊ธ‰, ๋ฐ˜๋„์ฒด ํด๋ฆฐ๋ฃธ์˜ ์˜จโ€ค์Šต๋„ ์ œ์–ด, ํ•ต์ฃผ๊ธฐ ์‹œ์„ค ํŒฌ์˜ ์ง„๋™ ๊ธฐ๋ฐ˜ ์ƒํƒœ ์ง„๋‹จ ๋“ฑ ๊ณ ๋ถ€๊ฐ€๊ฐ€์น˜ ์‚ฐ์—… ์‹œ์„ค์„ ๋Œ€์ƒ์œผ๋กœ ํ•œ ์šด์ „โ€ค์ œ์–ด ๋ฐ ์œ ์ง€ ๊ด€๋ฆฌ ์—ฐ๊ตฌ๊ฐ€ ์ฆ๊ฐ€ํ•˜์˜€๋‹ค. ๋˜ํ•œ NOx ์ €๊ฐ๊ณผ ๊ฐ™์€ ํ™˜๊ฒฝ์„ค๋น„ ์„ฑ๋Šฅ ํ‰๊ฐ€์™€ ์†Œ๋ฐฉ ๋ฐฐ๊ด€ ๋‚ด์ง„ ์„ฑ๋Šฅ ๋ถ„์„ ๋“ฑ ์•ˆ์ „โ€คํ™˜๊ฒฝ ๋Œ€์‘ ๊ธฐ์ˆ  ์—ฐ๊ตฌ๋„ ๋ณ‘ํ–‰๋˜๋ฉฐ, 2024๋…„์˜ ์ •๋ณด์ฒด๊ณ„ ๋ฐ ์ •์ฑ… ์ œ์–ธ ์ค‘์‹ฌ์—์„œ ๋‚˜์•„๊ฐ€ ์‹ค์ œ ์‚ฐ์—… ์‹œ์Šคํ…œ์— ๋Œ€ํ•œ ์ •๋ฐ€ ํ•ด์„, ์ƒํƒœ ์ง„๋‹จ, ์šด์˜ ์ตœ์ ํ™”๋กœ ์—ฐ๊ตฌ์˜ ๋ฌด๊ฒŒ ์ค‘์‹ฌ์ด ์ด๋™ํ•˜๋Š” ํ๋ฆ„์„ ๋ณด์˜€๋‹ค.

Cho(1)๋Š” ์ƒ์„ฑํ˜• AI ํ™•์‚ฐ์— ๋”ฐ๋ฅธ ๋ฐ์ดํ„ฐ์„ผํ„ฐ(Fig. 1)์˜ ๊ธ‰๊ฒฉํ•œ ์—๋„ˆ์ง€ ์ˆ˜์š” ์ฆ๊ฐ€์— ๋Œ€์‘ํ•˜๊ธฐ ์œ„ํ•œ ๊ธฐ์ˆ ์ โ€ค์ œ๋„์  ๋ฐฉ์•ˆ์„ ์ข…ํ•ฉ์ ์œผ๋กœ ๋ถ„์„ํ•˜๊ณ , ์ค‘์•™์ง‘์ค‘์‹ ์ „๋ ฅ๋ง์˜ ์†ก๋ฐฐ์ „ ์†์‹ค(ํ‰๊ท  3.6%) ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•œ ๋ถ„์‚ฐ ๋ฐœ์ „ ์‹œ์Šคํ…œ ๋„์ž…์˜ ํ•„์š”์„ฑ์„ ์ œ์‹œํ•˜์˜€๋‹ค. ๋˜ํ•œ ๋ƒ‰๊ฐ ๋ฐ ์ „๋ ฅ ๊ณต๊ธ‰ ์‹œ์Šคํ…œ ์ตœ์ ํ™”, ๋ถ„์‚ฐ ์—๋„ˆ์ง€ ํ™œ์„ฑํ™” ํŠน๋ณ„๋ฒ• ๋“ฑ ์ œ๋„์  ํ”„๋ ˆ์ž„์›Œํฌ ํ™œ์šฉ, PUE(Power Usage Effectiveness) ๋ฐ CUE(Carbon Usage Effectiveness) ์ง€ํ‘œ ๊ธฐ๋ฐ˜์˜ ์—๋„ˆ์ง€โ€คํƒ„์†Œ ํšจ์œจ ํ‰๊ฐ€ ์ฒด๊ณ„ ๊ตฌ์ถ•์„ ์ฃผ์š” ๋ฐฉ์•ˆ์œผ๋กœ ์ œ์•ˆํ•˜์˜€๋‹ค.

Song et al.(2)์€ ๋ฐ˜๋„์ฒด ์ œ์กฐ์šฉ ์ „๊ธฐ ํด๋ฆฐ๋ฃธ์˜ ์‹ค๋‚ด ์˜จ๋„ ๋ฐ ์ƒ๋Œ€์Šต๋„ ๋™์‹œ ์ œ์–ด๋ฅผ ์œ„ํ•ด MATLAB/Simulink๋ฅผ ํ™œ์šฉํ•˜์—ฌ PID, On/off, ANN(Artificial Neural Network), MPC ์ œ์–ด๊ธฐ๋ฅผ ์ ์šฉํ•œ ๋‹ค์–‘ํ•œ ํ”ผ๋“œ๋ฐฑ ์ œ์–ด ๋ฐฉ์‹์˜ ๊ณผ๋„ ์‘๋‹ต ํŠน์„ฑ๊ณผ ์—๋„ˆ์ง€ ์†Œ๋น„๋Ÿ‰์„ ์ˆ˜์น˜ ์‹œ๋ฎฌ๋ ˆ์ด์…˜์œผ๋กœ ๋น„๊ตโ€ค๋ถ„์„ํ•˜์˜€๋‹ค. ๋ชจ๋“  ์ œ์–ด ๋ฐฉ์‹์ด ๋ชฉํ‘œ ์„ค์ •๊ฐ’(23โ„ƒ, 45%RH)์— ์•ˆ์ •์ ์œผ๋กœ ์ˆ˜๋ ดํ•˜์˜€์œผ๋ฉฐ, AI ๊ธฐ๋ฐ˜์ธ ANN ๋ฐ MPC ์ œ์–ด๊ธฐ๋Š” PID ๋Œ€๋น„ ์˜ค๋ฒ„์ŠˆํŒ…์ด ๊ฑฐ์˜ 0์— ๊ฐ€๊น๊ณ  ๋” ์‹ ์†ํ•˜๊ณ  ๋ถ€๋“œ๋Ÿฌ์šด ์†Œํ”„ํŠธ๋žœ๋”ฉ ์‘๋‹ต์„ ์ œ๊ณตํ•˜์˜€๊ณ , ์ˆ˜๋ถ„ ์ ˆ์•ฝ ์ธก๋ฉด์—์„œ๋Š” ANN ์ œ์–ด๊ธฐ๊ฐ€, ์—๋„ˆ์ง€ ์ ˆ์•ฝ ์ธก๋ฉด์—์„œ๋Š” PID ์ œ์–ด๊ธฐ๊ฐ€ ๊ฐ€์žฅ ์šฐ์ˆ˜ํ•œ ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค.

Lee et al.(3)์€ ์ œ๋ จ์†Œ ๋ฐฐ๊ฐ€์Šค ๋‚ด ์งˆ์†Œ์‚ฐํ™”๋ฌผ(NOx) ์ €๊ฐ์„ ์œ„ํ•ด ๋‹ค์–‘ํ•œ NO ์‚ฐํ™”์ œ์˜ ์ข…๋ฅ˜โ€ค์˜จ๋„โ€ค๋†๋„์— ๋”ฐ๋ฅธ ์‚ฐํ™”์œจ์„ ๋ถ„์„ํ•˜๊ณ  ์‚ฐํ™”-ํก์ˆ˜ ์—ฐ๊ณ„ ์‹คํ—˜์„ ํ†ตํ•ด ์‹ค์ œ NOx ์ €๊ฐ ํšจ์œจ์„ ํ‰๊ฐ€ํ•˜์˜€๋‹ค. ์•„์—ผ์†Œ์‚ฐ๋‚˜ํŠธ๋ฅจ(NaClO2)์€ 50โ„ƒ, 0.144 wt% ์กฐ๊ฑด์—์„œ 80% ์ด์ƒ์˜ ์‚ฐํ™”์œจ์„, ์ด์‚ฐํ™”์—ผ์†Œ(ClO2)๋Š” 25โ„ƒ, 0.05 wt% ์ด์ƒ ์กฐ๊ฑด์—์„œ ์ตœ๋Œ€ 100%์˜ ์‚ฐํ™”์œจ์„ ๋‚˜ํƒ€๋‚ธ ๋ฐ˜๋ฉด, ๊ณผ์‚ฐํ™”์ˆ˜์†Œ์™€ ์ฐจ์•„์—ผ์†Œ์‚ฐ๋‚˜ํŠธ๋ฅจ์€ ์‚ฐํ™”์ œ๋กœ์„œ์˜ ํ™œ์šฉ์ด ์–ด๋ ค์šด ๊ฒƒ์œผ๋กœ ํŒ๋‹จ๋˜์—ˆ๋‹ค. ๋˜ํ•œ ์•„์—ผ์†Œ์‚ฐ๋‚˜ํŠธ๋ฅจ ์‚ฐํ™” ํ›„ ์•ฝ์—ผ๊ธฐ ์กฐ๊ฑด(NaOH 0 ~ 1 wt% ๋ฏธ๋งŒ)์—์„œ์˜ ํก์ˆ˜ ์‹คํ—˜์„ ํ†ตํ•ด ์ตœ์ข… NOx ์ œ๊ฑฐ์œจ 83.67%๋ฅผ ๋‹ฌ์„ฑํ•˜์˜€๋‹ค.

Yang et al.(4)์€ ๊ธฐ๊ณ„์„ค๋น„๊ณต์‚ฌ์˜ ๊ฐ„์ ‘๋น„ ๋ฐ ์„ ํˆฌ์ž…๋น„๊ฐ€ ๊ณต์‚ฌ์›๊ฐ€ ์‚ฐ์ • ์ฒด๊ณ„์—์„œ ์ ์ •ํ•˜๊ฒŒ ๋ฐ˜์˜๋˜์ง€ ๋ชปํ•˜๋Š” ํ˜„ํ™ฉ๊ณผ ๋ฌธ์ œ์ ์„ ๋ถ„์„ํ•˜๊ณ  ์ œ๋„์ โ€ค์‹ค๋ฌด์  ๊ฐœ์„  ๋ฐฉ์•ˆ์„ ์ œ์•ˆํ•˜์˜€๋‹ค. ์„ค๊ณ„ ๋‚ด์—ญ์„œ์—์„œ์˜ ๊ฐ„์ ‘๋น„ ํ•ญ๋ชฉ ๋ˆ„๋ฝ๊ณผ ๊ณต๊ธฐ ์—ฐ์žฅ ์‹œ ๋ฏธ์ง€๊ธ‰ ๊ด€ํ–‰์ด ์ฃผ์š” ๊ตฌ์กฐ์  ๋ฌธ์ œ๋กœ ํ™•์ธ๋˜์—ˆ์œผ๋ฉฐ, ๋‹จ๊ธฐ์ ์œผ๋กœ๋Š” ์‚ฐ์ถœ๋‚ด์—ญ์„œ ๋ณด์™„ ๋ฐ ๋Œ€์‘ ๋งค๋‰ด์–ผ ๊ฐœ๋ฐœ, ์ค‘๊ธฐ์ ์œผ๋กœ๋Š” ์„ธ๋ฏธ๋‚˜ ๋ฐ ๊ต์œก ํ”„๋กœ๊ทธ๋žจ ์šด์˜, ์žฅ๊ธฐ์ ์œผ๋กœ๋Š” ํ•˜๋„๊ธ‰๋ฒ•๊ณผ ๊ฑด์„ค์‚ฐ์—…๊ธฐ๋ณธ๋ฒ• ๊ด€๋ จ ์กฐํ•ญ ๊ฐœ์ •์„ ํ†ตํ•œ ๊ฐ„์ ‘๋น„ ๋ถ€๋‹น ์ „๊ฐ€ ๋ฐฉ์ง€ ๋ฐฉ์•ˆ์„ ๋‹จ๊ณ„์ ์œผ๋กœ ์ œ์‹œํ•˜์˜€๋‹ค.

Park et al.(5)์€ ํ•ต์ฃผ๊ธฐ ์‹œ์„ค์˜ HVAC ๊ธ‰๋ฐฐ๊ธฐํŒฌ์„ ๋Œ€์ƒ์œผ๋กœ ์ง„๋™ ์‹ ํ˜ธ ๊ธฐ๋ฐ˜ ์ƒํƒœ ์ง„๋‹จ ๊ธฐ๋ฒ•์„ ์ ์šฉํ•˜์—ฌ ๋ฒ ์–ด๋ง, ๋ถˆํ‰ํ˜• ๋“ฑ ์ฃผ์š” ๊ณ ์žฅ ์œ ํ˜•๊ณผ ์ด์ƒ ์œ„์น˜๋ฅผ ํšจ๊ณผ์ ์œผ๋กœ ์‹๋ณ„ํ•˜์˜€๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ๊ธฐ์กด ์ •๊ธฐ ์ ๊ฒ€ ์ค‘์‹ฌ ์œ ์ง€ ๊ด€๋ฆฌ ๋ฐฉ์‹์˜ ํ•œ๊ณ„๋ฅผ ๋ณด์™„ํ•˜๊ณ , ์ƒํƒœ ๊ธฐ๋ฐ˜ ์œ ์ง€ ๊ด€๋ฆฌ(CBM) ๋„์ž… ์‹œ ์„ค๋น„ ์‹ ๋ขฐ์„ฑ ๋ฐ ์•ˆ์ „์„ฑ ํ–ฅ์ƒ๊ณผ ์œ ์ง€ ๊ด€๋ฆฌ ํšจ์œจ ์ฆ๋Œ€ ๊ฐ€๋Šฅ์„ฑ์„ ์ œ์‹œํ•˜์˜€๋‹ค.

Choi and Lee(6)๋Š” ์†Œ๋ฐฉ ๋ฐฐ๊ด€ ์‹œ์Šคํ…œ์˜ ๋‚ด์ง„ ์„ฑ๋Šฅ์„ ํ‰๊ฐ€ํ•˜๊ธฐ ์œ„ํ•ด ๋‹ค์–‘ํ•œ ํ•˜์ค‘ ์กฐ๊ฑด๊ณผ ์ ‘ํ•ฉ๋ถ€ ํŠน์„ฑ์„ ๊ณ ๋ คํ•œ ์‹คํ—˜ ๋ฐ ํ•ด์„์„ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ๋ฐฐ๊ด€์˜ ์ทจ์•ฝ ๊ตฌ๊ฐ„๊ณผ ์†์ƒ ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ๊ทœ๋ช…ํ•˜๊ณ , ๋‚ด์ง„ ์„ค๊ณ„ ์‹œ ๊ณ ๋ คํ•ด์•ผ ํ•  ์ฃผ์š” ๋ณ€์ˆ˜์™€ ๋ณด๊ฐ• ๋ฐฉ์•ˆ์„ ์ œ์‹œํ•จ์œผ๋กœ์จ ํ™”์žฌ ์‹œ ์„ค๋น„์˜ ๊ธฐ๋Šฅ ์œ ์ง€์™€ ๊ตฌ์กฐ์  ์•ˆ์ „์„ฑ ํ™•๋ณด์— ๊ธฐ์—ฌํ•˜๊ณ ์ž ํ•˜์˜€๋‹ค.

Kwon(7)์€ ์ˆ˜ํ‰ํ˜• ๋ฒ„ํผ ํƒฑํฌ์—์„œ ๋‹จ์ผ ๋…ธ์ฆ๊ณผ ๋‹ค์ค‘๋…ธ์ฆ ๋งค๋‹ˆํด๋“œ ๋””ํ“จ์ €์˜ ์œ ๋™ ํŠน์„ฑ๊ณผ ์—ด์„ฑ์ธต ํ˜•์„ฑ ์„ฑ๋Šฅ์„ CFD๋กœ ๋น„๊ต ๋ถ„์„ํ•˜์˜€๋‹ค. ๊ทธ ๊ฒฐ๊ณผ ๋‹ค์ค‘๋…ธ์ฆ ๋ฐฉ์‹์€ ์œ ์ž… ์œ ์†์„ ๋ถ„์‚ฐ์‹œ์ผœ ํ˜ผํ•ฉ์„ ์–ต์ œํ•˜๊ณ  ์•ˆ์ •์ ์ธ ์˜จ๋„ ์„ฑ์ธต์„ ํ˜•์„ฑํ•จ์œผ๋กœ์จ ๋ƒ‰์ˆ˜ ๊ณต๊ธ‰ ์„ฑ๋Šฅ๊ณผ ์‹œ์Šคํ…œ ํšจ์œจ์„ ํ–ฅ์ƒ์‹œํ‚ค๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค.

2.3 ๋ƒ‰โ€ค๋‚œ๋ฐฉ ๋ฐ ํ™˜๊ธฐ ์‹œ์Šคํ…œ

2025๋…„ ๋ƒ‰๋‚œ๋ฐฉ ๋ฐ ํ™˜๊ธฐ ์‹œ์Šคํ…œ ๋ถ„์•ผ์—์„œ๋Š” 2024๋…„์— ํ™œ๋ฐœํ–ˆ๋˜ ํผ์ง€ ๋ฐ PID ๊ธฐ๋ฐ˜ ์ œ์–ด ์„ฑ๋Šฅ ๊ฐœ์„ ๊ณผ ์‹ค์ฆ ์ค‘์‹ฌ ์—ฐ๊ตฌ ํ๋ฆ„์—์„œ ๋‚˜์•„๊ฐ€, ์‹œ์Šคํ…œ ํ†ตํ•ฉ ์šด์˜๊ณผ ์—ด์ €์žฅ ๋ฐ ์—๋„ˆ์ง€ ์‹œ์Šคํ…œ ์„ค๊ณ„โ€ค์ตœ์ ํ™”๋กœ ์—ฐ๊ตฌ์˜ ์ค‘์‹ฌ์ด ํ™•์žฅ๋œ ๊ฒฝํ–ฅ์ด ๋‚˜ํƒ€๋‚œ๋‹ค. ํŠนํžˆ ๋””์ง€ํ„ธ ํŠธ์œˆ ๋ฐ ์ตœ์ ํ™” ๊ธฐ๋ฒ•์„ ํ™œ์šฉํ•œ ๋ƒ‰๋ฐฉ ์‹œ์Šคํ…œ ํ†ตํ•ฉ ์šด์ „, ๋ฐ์ดํ„ฐ์„ผํ„ฐ ๋ƒ‰๊ฐ ์—ด์› ์„ ์ •๊ณผ ๊ฐ™์€ ์‹œ์Šคํ…œ ์ˆ˜์ค€์˜ ์˜์‚ฌ๊ฒฐ์ • ๋ฐ ์šด์˜ ์ „๋žต ์—ฐ๊ตฌ๊ฐ€ ์ฆ๊ฐ€ํ•˜์˜€์œผ๋ฉฐ, ๋ฒ„ํผ ํƒฑํฌ ์„ฑ์ธตํ™” ๋ฐ ๋””ํ“จ์ € ์„ค๊ณ„ ๋“ฑ ์—ด์—๋„ˆ์ง€ ์ €์žฅ ๋ฐ ์œ ๋™ ๊ตฌ์กฐ ์ตœ์ ํ™” ์—ฐ๊ตฌ๊ฐ€ ๋‘๋“œ๋Ÿฌ์ง€๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ๋˜ํ•œ ์ง€ํ•˜ ์ฃผ์ฐจ์žฅ ํ™˜๊ธฐ ์„ฑ๋Šฅ ๊ฐœ์„ ๊ณผ ๊ฐ™์€ CFD ๊ธฐ๋ฐ˜ ํ™˜๊ธฐ ํ•ด์„ ์—ฐ๊ตฌ๋Š” ์ง€์†์ ์œผ๋กœ ์ˆ˜ํ–‰๋˜์—ˆ์œผ๋‚˜, 2024๋…„์˜ ์‹ค๋‚ด๊ณต๊ธฐ์งˆ ๋ฐ ๊ฐœ๋ณ„ ๊ณต๊ฐ„ ์ค‘์‹ฌ ์—ฐ๊ตฌ์— ๋น„ํ•ด ๋ณด๋‹ค ๋Œ€๊ทœ๋ชจ ์„ค๋น„ ์‹œ์Šคํ…œ๊ณผ ์ธํ”„๋ผ ๊ด€์ ์œผ๋กœ ์—ฐ๊ตฌ ๋Œ€์ƒ์ด ํ™•๋Œ€๋œ ํŠน์ง•์„ ๋ณด์ธ๋‹ค. ์ „๋ฐ˜์ ์œผ๋กœ๋Š” ์ œ์–ด๊ธฐ ์„ฑ๋Šฅ ์ž์ฒด๋ณด๋‹ค๋Š” ์—๋„ˆ์ง€ ํšจ์œจ ํ–ฅ์ƒ์„ ์œ„ํ•œ ์‹œ์Šคํ…œ ํ†ตํ•ฉ, ์—ด์› ์„ ํƒ, ์ €์žฅ ๋ฐ ์šด์ „ ์ตœ์ ํ™”๋กœ ์—ฐ๊ตฌ ํŒจ๋Ÿฌ๋‹ค์ž„์ด ์ด๋™ํ•œ ๊ฒƒ์œผ๋กœ ํ‰๊ฐ€๋œ๋‹ค.

Jeong et al.(8)์€ ๋ƒ‰๋™๊ธฐ ์‹œ์Šคํ…œ์˜ ์ „๋ ฅ ์†Œ๋น„ ์˜ˆ์ธก ์ •ํ™•๋„๋ฅผ ํ–ฅ์ƒ์‹œํ‚ค๊ธฐ ์œ„ํ•ด TRNSYS ๊ธฐ๋ฐ˜ ๋ฌผ๋ฆฌ ๋ชจ๋ธ์— ๋‹ค์ค‘ ํšŒ๊ท€ ๋ถ„์„์„ ๊ฒฐํ•ฉํ•œ ์„ฑ๋Šฅ๊ณก์„  ์ตœ์ ํ™” ๋ชจ๋ธ์„ ๊ฐœ๋ฐœํ•˜๊ณ , ๋ƒ‰๊ฐํƒ‘๊ณผ ๋ƒ‰๋™๊ธฐ๋ฅผ ๊ฐœ๋ณ„ ์ตœ์ ํ™”ํ•œ ํ›„ ํ†ตํ•ฉ ๋ชจ๋ธ์„ ๊ตฌ์ถ•ํ•˜์˜€๋‹ค. Capacity, COP, FFLP(Fraction of Full Load Power) ์„ฑ๋Šฅ ๋ฐ์ดํ„ฐ๋ฅผ ์‹ค์ œ ์šด์ „ ์กฐ๊ฑด์— ๋งž๊ฒŒ ๋ณด์ •ํ•œ ๊ฒฐ๊ณผ, ๊ธฐ์กด ์ •๊ฒฉ ์กฐ๊ฑด ๊ธฐ๋ฐ˜ ๋ชจ๋ธ์˜ CVRMSE(Coefficient of Variation of the Root Mean Square Error) 6.7%์—์„œ ๋ณด์ • ๋ชจ๋ธ ๊ธฐ์ค€ 3.2%๋กœ ์˜ˆ์ธก ์˜ค์ฐจ๊ฐ€ ํฌ๊ฒŒ ๊ฐ์†Œํ•จ์„ ํ™•์ธํ•˜์˜€๋‹ค.

Yun and Lee(9)๋Š” ๊ธฐ๊ณ„์„ค๋น„ ๊ณต์‚ฌ์—์„œ ๋นˆ๋ฒˆํžˆ ๋ฐœ์ƒํ•˜๋Š” ๋Œ๊ด€๊ณต์‚ฌ์˜ ์›์ธ๊ณผ ๋ฌธ์ œ์ ์„ ๋ถ„์„ํ•˜๊ณ , ๊ณต์‚ฌ๋น„ ์‚ฐ์ • ๊ธฐ์ค€์˜ ๋ถˆ๋ช…ํ™•์„ฑ, ์„ค๊ณ„ ๋ณ€๊ฒฝ ๊ด€๋ฆฌ ๋ฏธํก ๋“ฑ์˜ ๊ตฌ์กฐ์  ๋ฌธ์ œ๋ฅผ ๋„์ถœํ•˜์˜€๋‹ค. ์ด์— ๋Œ€ํ•ด ์ œ๋„ ๊ฐœ์„ , ํ‘œ์ค€ํ™”๋œ ๊ธฐ์ค€ ๋งˆ๋ จ, ์ •๋ณด๊ด€๋ฆฌ ์ฒด๊ณ„ ๊ฐ•ํ™” ๋“ฑ์„ ํ†ตํ•ด ํ’ˆ์งˆ ํ™•๋ณด์™€ ๋ถ„์Ÿ ์˜ˆ๋ฐฉ์„ ์œ„ํ•œ ์‹ค์งˆ์  ๊ฐœ์„  ๋ฐฉ์•ˆ์„ ์ œ์‹œํ•˜์˜€๋‹ค.

Kwon(10)์€ ๋ฒ„ํผ ํƒฑํฌ ๋‚ด ๋””ํ“จ์ € ์„ค์น˜ ๋†’์ด์™€ ์œ ์ž… ์œ ์†์ด ์—ด์„ฑ์ธต ํ˜•์„ฑ๊ณผ ์œ ์ง€์— ๋ฏธ์น˜๋Š” ์˜ํ–ฅ์„ ์ˆ˜์น˜ํ•ด์„์œผ๋กœ ๋ถ„์„ํ•˜์˜€๋‹ค. ํ”„๋ฃจ๋“œ์ˆ˜ ๊ธฐ๋ฐ˜์˜ ์„ค๊ณ„ ์ธ์ž๋ฅผ ํ™œ์šฉํ•˜์—ฌ ํ˜ผํ•ฉ์„ ์ตœ์†Œํ™”ํ•˜๊ณ  ์„ฑ์ธต ์•ˆ์ •์„ฑ์„ ์œ ์ง€ํ•˜๋Š” ์กฐ๊ฑด์„ ๋„์ถœํ•˜์˜€์œผ๋ฉฐ, ์ด๋ฅผ ํ†ตํ•ด ์—‘์„œ์ง€ ์†์‹ค ์ €๊ฐ ๋ฐ ์—ด์—๋„ˆ์ง€ ์ €์žฅ ์„ฑ๋Šฅ ํ–ฅ์ƒ์„ ์œ„ํ•œ ์ตœ์  ์„ค๊ณ„ ๊ธฐ์ค€์„ ์ œ์‹œํ•˜์˜€๋‹ค.

Kim et al.(11)์€ ๊ฑด์ถ•๋ฌผ ๋ƒ‰๋‚œ๋ฐฉ์— ์œ ์ถœ ์ง€ํ•˜์ˆ˜๋ฅผ ํ™œ์šฉํ•˜๋Š” ํžˆํŠธํŽŒํ”„ ์‹œ์Šคํ…œ์˜ ์„ฑ๋Šฅ๊ณผ ๊ฒฝ์ œ์„ฑ์„ ๋ถ„์„ํ–ˆ๋‹ค(Fig. 2 (a) ~ (b)). ๋Œ€ํ˜• ์‚ฌ๋ฌด์‹ค์„ ๋Œ€์ƒ์œผ๋กœ ํ•œ ์‹œ๋ฎฌ๋ ˆ์ด์…˜ ๊ฒฐ๊ณผ, ์œ ์ถœ ์ง€ํ•˜์ˆ˜ ์‹œ์Šคํ…œ์˜ ๊ณ„์ ˆ์„ฑ๋Šฅ๊ณ„์ˆ˜(SPF)๊ฐ€ ๋‚œ๋ฐฉ 2.28, ๋ƒ‰๋ฐฉ 3.21๋กœ ๊ณต๊ธฐ ๋ฐ ํ•˜์ฒœ์ˆ˜ ์—ด์›๋ณด๋‹ค ์šฐ์ˆ˜ํ•˜๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ๋˜ํ•œ ๊ณต๊ธฐ ์—ด์› ์‹œ์Šคํ…œ๊ณผ ๋น„๊ตํ–ˆ์„ ๋•Œ ์—ฐ๊ฐ„ ์šด์˜๋น„๋ฅผ ์•ฝ 24.1% ์ ˆ๊ฐํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ์ดˆ๊ธฐ ํˆฌ์ž๋น„์— ๋Œ€ํ•œ ํšŒ์ˆ˜๊ธฐ๊ฐ„์€ ์•ฝ 9๋…„์œผ๋กœ ํ‰๊ฐ€๋˜์–ด ์œ ์ถœ ์ง€ํ•˜์ˆ˜ ํ™œ์šฉ์˜ ๊ฒฝ์ œ์„ฑ์„ ํ™•์ธํ–ˆ๋‹ค.

Kim and Moon(12)์€ ๋‹ค์ธต ์ง€ํ•˜ ์ฃผ์ฐจ์žฅ์˜ ๋žจํ”„(์ˆ˜์ง ์—ฐ๊ฒฐ ํ†ต๋กœ)๊ฐ€ ์ „์ฒด ํ™˜๊ธฐ ์„ฑ๋Šฅ์— ๋ฏธ์น˜๋Š” ์˜ํ–ฅ์„ ์ „์‚ฐ ์œ ์ฒด ์—ญํ•™(CFD)๊ณผ ๊ณต๊ธฐ์—ฐ๋ น ์ง€ํ‘œ๋ฅผ ํ™œ์šฉํ•˜์—ฌ ๋ถ„์„ํ–ˆ๋‹ค. ๊ธฐ์กด ์„ค๊ณ„๋Š” ํŠน์ • ๊ณต๊ฐ„์˜ ๊ธฐ๋ฅ˜๊ฐ€ ์ •์ฒด๋˜๋Š” ๋ฌธ์ œ๊ฐ€ ์žˆ์—ˆ์œผ๋‚˜, ๊ธ‰๊ธฐ๋ฅผ ์ƒํ•˜๋ถ€๋กœ ๊ณ ๋ฅด๊ฒŒ ๋ถ„๋ฐฐํ•˜๊ณ  ์œ ์ธ ํŒฌ์˜ ํ† ์ถœ ๋ฐฉํ–ฅ์„ ์กฐ์ •ํ•จ์œผ๋กœ์จ ๊ธฐ๋ฅ˜ ๋ถ„ํฌ์˜ ๊ท ์ผ๋„๋ฅผ ๋†’์ด๊ณ  ํ™˜๊ธฐ ์„ฑ๋Šฅ์„ ๊ฐœ์„ ํ–ˆ๋‹ค. ํŠนํžˆ, ๋‹ค์ธต ์ฃผ์ฐจ์žฅ ์„ค๊ณ„ ์‹œ ๋‹จ์ผ ์ธต๋งŒ ๋ถ„์„ํ•  ๊ฒƒ์ด ์•„๋‹ˆ๋ผ ๋žจํ”„๋ฅผ ํ†ตํ•œ๊ณต๊ธฐ ํ๋ฆ„์„ ๋ฐ˜๋“œ์‹œ ํ†ตํ•ฉํ•˜์—ฌ ๊ณ ๋ คํ•ด์•ผ ํ•จ์„ ๊ฐ•์กฐํ•˜์˜€๋‹ค.

Byeon et al.(13)์€ ์ง‘๋‹จ์—๋„ˆ์ง€ ์˜๋ฌด ์‚ฌ์šฉ ์ง€์—ญ์— ๊ฑด๋ฆฝ๋˜๋Š” 40 MW๊ธ‰ ๋Œ€๊ทœ๋ชจ ๋ฐ์ดํ„ฐ์„ผํ„ฐ๋ฅผ ๋Œ€์ƒ์œผ๋กœ ์ „๊ธฐ์‹ ๋ƒ‰๋™๊ธฐ์™€ ์ค‘์˜จ์ˆ˜ ํก์ˆ˜์‹ ๋ƒ‰๋™๊ธฐ ์‹œ์Šคํ…œ์˜ ๊ฒฝ์ œ์„ฑ์„ ๋น„๊ต ํ‰๊ฐ€ํ–ˆ๋‹ค. ๋ถ„์„ ๊ฒฐ๊ณผ, ์ค‘์˜จ์ˆ˜ ํก์ˆ˜์‹ ๋ƒ‰๋™๊ธฐ๋Š” ์„ฑ์ ๊ณ„์ˆ˜๊ฐ€ ๋‚ฎ๊ณ  ๋ถ€์† ์„ค๋น„ ๊ทœ๋ชจ๊ฐ€ ์ปค์„œ ์ „๊ธฐ์‹ ๋ƒ‰๋™๊ธฐ ๋Œ€๋น„ ์ดˆ๊ธฐ ํˆฌ์ž๋น„(CAPEX)๊ฐ€ 232%, ์—ฐ๊ฐ„ ์šด์˜๋น„(OPEX)๊ฐ€ 539% ๋” ๋†’๊ฒŒ ์‚ฐ์ถœ๋˜์—ˆ๋‹ค. ๊ฒฐ๋ก ์ ์œผ๋กœ ๊ฒฝ์ œ์„ฑ, ์‹ ๋ขฐ์„ฑ ๋ฐ ์ตœ์‹  ๋ƒ‰๊ฐ ๊ธฐ์ˆ  ๋„์ž… ์ธก๋ฉด์—์„œ ์ „๊ธฐ์‹ ๋ƒ‰๋™๊ธฐ๋ฅผ ์„ ์ •ํ•˜๋Š” ๊ฒƒ์ด ํ›จ์”ฌ ์œ ๋ฆฌํ•จ์„ ์ž…์ฆํ–ˆ๋‹ค.

Fig. 2 Comparison of estimated monthly and annual electricity bills according to heat source. Reproduced from Ref. 11 with permission from SAREK.

../../Resources/sarek/KJACR.2026.38.6.337/fig2.png

2.4 ์‹ ์žฌ์ƒ์—๋„ˆ์ง€

2025๋…„ ์‹ ์žฌ์ƒ์—๋„ˆ์ง€ ๋ถ„์•ผ์—์„œ๋Š” ์ด 4ํŽธ์˜ ๋…ผ๋ฌธ์ด ๋ฐœํ‘œ๋˜์–ด 2024๋…„์— ํšŒ๋ณต์„ธ๋ฅผ ๋ณด์˜€๋˜ ์—ฐ๊ตฌ ํ๋ฆ„์ด ์œ ์ง€๋˜๋Š” ๊ฐ€์šด๋ฐ, ์—ฐ๊ตฌ์˜ ๋ฐฉํ–ฅ์„ฑ์ด ๋‹ค์–‘ํ•œ ์—ด์› ๊ธฐ๋ฐ˜ ์‹ค์ฆ ์ค‘์‹ฌ์—์„œ ํƒœ์–‘์—ด ๋ฐ ์‹œ์Šคํ…œ ํ†ตํ•ฉโ€ค์˜ˆ์ธก ๊ธฐ์ˆ  ์ค‘์‹ฌ์œผ๋กœ ์žฌํŽธ๋˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์ธ๋‹ค. ํŠนํžˆ ๋ชจ์„ธ ์œ ๊ด€ ์ ์šฉ ์ง‘์—ด๊ธฐ, BIPVT ์‹œ์Šคํ…œ ๋“ฑ ๊ฑด๋ฌผ ์ผ์ฒดํ˜• ํƒœ์–‘์—๋„ˆ์ง€ ํ™œ์šฉ ๊ธฐ์ˆ ์— ๋Œ€ํ•œ ์—ฐ๊ตฌ ๋น„์ค‘์ด ์ฆ๊ฐ€ํ•˜์˜€์œผ๋ฉฐ, 5์„ธ๋Œ€ ์ง€์—ญ๋ƒ‰๋‚œ๋ฐฉ(5GDHC)์„ ํ†ตํ•œ ์บ ํผ์Šค ์—๋„ˆ์ง€ ์ž๋ฆฝ๊ณผ ๊ฐ™์ด ๋ถ„์‚ฐํ˜• ์—๋„ˆ์ง€ ์‹œ์Šคํ…œ ๋ฐ ๋„คํŠธ์›Œํฌ ๊ด€์ ์˜ ์ ์šฉ์„ฑ ํ‰๊ฐ€๊ฐ€ ํฌํ•จ๋˜์—ˆ๋‹ค. ๋˜ํ•œ LSTM ๊ธฐ๋ฐ˜ ์˜ˆ์ธก ๋ชจ๋ธ๊ณผ ๊ฐ™์ด ๊ธฐ์ƒ ๋ฐ์ดํ„ฐ์™€ ์—ฐ๊ณ„ํ•œ AI ๊ธฐ๋ฐ˜ ์„ฑ๋Šฅ ์˜ˆ์ธก ์—ฐ๊ตฌ๊ฐ€ ์ƒˆ๋กญ๊ฒŒ ๋ถ€๊ฐ๋œ ์ ๋„ ํŠน์ง•์ ์ด๋‹ค. ๋ฐ˜๋ฉด, 2023 ~ 2024๋…„์— ํ™œ๋ฐœํ–ˆ๋˜ ๋ฐ”์ด์˜ค๋งค์Šค, ์ง€์—ด ๋“ฑ ๋‹ค์–‘ํ•œ ์—ด์›์— ๋Œ€ํ•œ ์‹ค์ฆ ๋ฐ ์„ฑ๋Šฅ ํ‰๊ฐ€ ์—ฐ๊ตฌ๋Š” ์ƒ๋Œ€์ ์œผ๋กœ ๊ฐ์†Œํ•˜๊ณ , ํƒœ์–‘์—ด ์ค‘์‹ฌ์˜ ๊ณ ๋„ํ™” ๋ฐ ๋””์ง€ํ„ธ ๊ธฐ๋ฐ˜ ์šด์˜โ€ค์˜ˆ์ธก ๊ธฐ์ˆ ๋กœ ์—ฐ๊ตฌ ์ถ•์ด ์ด๋™ํ•˜๋Š” ํ๋ฆ„์„ ๋ณด์˜€๋‹ค.

Leigh et al.(14)์€ ๊ฑด๋ฌผ ์™ธํ”ผ์— ๋ชจ์„ธ ์œ ๊ด€์„ ์ ์šฉํ•œ ๋น„์œ ๋ฆฌ ํƒœ์–‘์—ด ์ง‘์—ด๊ธฐ(Black Wall, BW)์˜ ์—ด์„ฑ๋Šฅ์„ ์ •ํ™•ํžˆ ํ‰๊ฐ€ํ•˜๊ธฐ ์œ„ํ•ด RC(Resistance Capacitance) ๋„คํŠธ์›Œํฌ ๋ฐ ํ•€ ๋ฐฉ๋ฒ• ๊ธฐ๋ฐ˜์˜ ์ˆ˜ํ•™์  ๋ชจ๋ธ์„ ์ˆ˜๋ฆฝํ•˜๊ณ  TRNSYS18 ๊ธฐ๋ฐ˜ ์‹œ๋ฎฌ๋ ˆ์ด์…˜ ๋ชจ๋ธ์„ ๊ฐœ๋ฐœํ•˜์˜€๋‹ค. ํ˜„์žฅ ์‹ค์ธก ๋ฐ์ดํ„ฐ์™€์˜ ๋น„๊ต ๊ฒ€์ฆ ๊ฒฐ๊ณผ ์ „์ฒด ๋ฐ์ดํ„ฐ์— ๋Œ€ํ•œ nRMSE๊ฐ€ ์•ฝ 0.11๋กœ ๋‚˜ํƒ€๋‚˜ ๋ชจ๋ธ์˜ ์‹ ๋ขฐ์„ฑ์„ ํ™•์ธํ•˜์˜€์œผ๋ฉฐ, BW ์‹œ์Šคํ…œ์˜ ์—ด ํš๋“ ํšจ์œจ์€ ์ˆ˜์ง๋ฉด ์ผ์‚ฌ๋Ÿ‰ ๋Œ€๋น„ ์•ฝ 40% ์ˆ˜์ค€์œผ๋กœ ์ผ๋ฐ˜ ๋น„์œ ๋ฆฌ ํƒœ์–‘์—ด ์ง‘์—ด๊ธฐ ๋Œ€๋น„ ํ–ฅ์ƒ๋œ ์„ฑ๋Šฅ์„ ๋‚˜ํƒ€๋ƒˆ๋‹ค.

Lee et al.(15)์€ ๊ฑด๋ฌผ ์™ธ๋ฒฝ ์ปคํŠผ์›”์— ์ ์šฉ ๊ฐ€๋Šฅํ•œ ์•ก์ฒด์‹ ๋ฌด์ฐฝํ˜• ๊ฑด๋ฌผ ์ผ์ฒดํ˜• ํƒœ์–‘๊ด‘์—ด(BIPVT) ์‹œ์Šคํ…œ์˜ ์ง‘์—ด ๊ตฌ์„ฑ์— ๋”ฐ๋ฅธ ์—ดโ€ค์ „๊ธฐ ์„ฑ๋Šฅ์„ ํ‰๊ฐ€ํ•˜๊ณ  ์ตœ์  ์ง‘์—ด๊ธฐ ๊ตฌ์„ฑ์„ ๋„์ถœํ•˜๊ธฐ ์œ„ํ•ด ์„œํŽœํƒ€์ธ ํก์ˆ˜ํŒ ๋ฐฉ์‹์ธ Case 1, ํŒํ˜• ํžˆํŠธํŒŒ์ดํ”„์™€ ํŒŒ์ดํ”„ ์ ‘์ด‰ ๋งค๋‹ˆํด๋“œ ๋ฐฉ์‹์ธ Case 2, ์ง์ ‘ ๊ด€ํ†ต ๋งค๋‹ˆํด๋“œ ๋ฐฉ์‹์ธ Case 3์„ ์‹ค๋ฌผ ๋ชฉ์—… ์„ค๋น„์—์„œ ์‹คํ—˜ํ•˜์˜€๋‹ค(Fig. 3 (a) ~ (b)). ๊ทธ ๊ฒฐ๊ณผ ์ผ๋ณ„ ์—ดํšจ์œจ์€ Case 1์ด 21.2 ~ 32%๋กœ ๊ฐ€์žฅ ๋†’์•˜์œผ๋ฉฐ ํ†ตํ•ฉ ํšจ์œจ ๊ธฐ์ค€์œผ๋กœ๋„ Case 1(34.8%), Case 2(19.8%), Case 3(17.2%) ์ˆœ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๊ณ , ๋ˆ„์ˆ˜ ์œ„ํ—˜์ด ๋‚ฎ์•„ ๊ฑด๋ฌผ ์™ธ๋ฒฝ ์ ์šฉ์— ์œ ๋ฆฌํ•œ Case 2 ๋˜ํ•œ ์—๋„ˆ์ง€ ํšจ์œจ ํ–ฅ์ƒ์— ๊ธฐ์—ฌ ๊ฐ€๋Šฅํ•œ ๋Œ€์•ˆ์œผ๋กœ ์ œ์‹œ๋˜์—ˆ๋‹ค.

Choi et al.(16)์€ ๋‹ค์–‘ํ•œ ๋ถ€ํ•˜ ํŠน์„ฑ์„ ๊ฐ€์ง„ ์บ ํผ์Šค ๊ฑด๋ฌผ์— 5์„ธ๋Œ€ ์ง€์—ญ๋ƒ‰๋‚œ๋ฐฉ์‹œ์Šคํ…œ(5GDHC)์„ ์ ์šฉํ•˜์—ฌ ์—๋„ˆ์ง€ ์ž๋ฆฝ๋ฅ  ๋ฐ ์ž๊ฐ€์†Œ๋น„์œจ ํ–ฅ์ƒ ๊ฐ€๋Šฅ์„ฑ์„ ํ‰๊ฐ€ํ•˜๊ธฐ ์œ„ํ•ด ์‹œ๋ฎฌ๋ ˆ์ด์…˜์„ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ๊ทธ ๊ฒฐ๊ณผ 5GDHC ์ ์šฉ ์‹œ ๊ณต๊ธฐ์‹ ํžˆํŠธํŽŒํ”„(ASHP) ๋Œ€๋น„ 56.3%์˜ ์—๋„ˆ์ง€ ์ ˆ๊ฐ ํšจ๊ณผ๊ฐ€ ํ™•์ธ๋˜์—ˆ์œผ๋ฉฐ, ์ง€๋ถ•ํ˜• ํƒœ์–‘๊ด‘ ์šฉ๋Ÿ‰์„ 25 kWp์—์„œ 100 kWp๋กœ ์ฆ๊ฐ€์‹œํ‚ฌ ๊ฒฝ์šฐ ์—๋„ˆ์ง€ ์ž๋ฆฝ๋ฅ ์€ 25%์—์„œ 71%๋กœ, ์ž๊ฐ€์†Œ๋น„-์ž๊ธ‰์ž์กฑ ๋ฐธ๋Ÿฐ์Šค๋Š” 39.2%์—์„œ 61.2%๋กœ ํ–ฅ์ƒ๋˜๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค.

Kim et al.(17)์€ ๊ธฐ์กด ์ธ๊ณต์‹ ๊ฒฝ๋ง(ANN) ๊ธฐ๋ฐ˜ ํƒœ์–‘์—ด ์˜ˆ์ธก ๋ชจ๋ธ์˜ ํ•œ๊ณ„๋ฅผ ๊ทน๋ณตํ•˜๊ธฐ ์œ„ํ•ด ์ˆ˜์น˜ ๊ธฐ์ƒ ์˜ˆ์ธก(NWP), ๊ธฐ์ƒ ๊ด€์ธก(NWO), ์‹œ์Šคํ…œ ๊ด€์ธก(NSO) ๋ฐ์ดํ„ฐ๋ฅผ ํ†ตํ•ฉํ•œ LSTM ๊ธฐ๋ฐ˜ ์˜ˆ์ธก ๋ชจ๋ธ์„ ๊ฐœ๋ฐœํ•˜๊ณ  ์„ธ ๊ฐ€์ง€ ์ž…๋ ฅ ์กฐํ•ฉ์„ ๋‹ฌ๋ฆฌํ•œ LSTM 1, 2, 3 ๋ชจ๋ธ์„ ๋น„๊ตํ•˜์˜€๋‹ค. NWPโ€คNWOโ€คNSO๋ฅผ ๋ชจ๋‘ ํ™œ์šฉํ•œ LSTM 3์ด LSTM 1 ๋Œ€๋น„ ๊ณต๊ธ‰๋Ÿ‰ ์˜ˆ์ธก์—์„œ MAE(Mean Absolute Error) 28.2%, RMSE 25.3% ๊ฐ์†Œ, Rยฒ 34.5% ํ–ฅ์ƒ์„ ๋‹ฌ์„ฑํ•˜์˜€์œผ๋ฉฐ, ์ƒ์‚ฐ๋Ÿ‰ ์˜ˆ์ธก์—์„œ๋Š” ์ผ์‚ฌ๋Ÿ‰์ด ๊ฐ€์žฅ ์ค‘์š”ํ•œ ์ž…๋ ฅ ๋ณ€์ˆ˜(์ค‘์š”๋„ 0.068)๋กœ ํ™•์ธ๋˜์—ˆ๋‹ค.

Fig. 3 Mockup test facility of BIPVT. Reproduced from Ref. 15 with permission from SAREK.

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3. ๊ฑด์ถ•ํ™˜๊ฒฝ

3.1 ๊ฐœ์š”

2025๋…„ ๊ฑด์ถ•ํ™˜๊ฒฝ ๋ถ„์•ผ์—์„œ๋Š” ์ด 23ํŽธ์˜ ๋…ผ๋ฌธ์ด ๋ฐœํ‘œ๋˜์–ด 2024๋…„(21ํŽธ)๊ณผ ์œ ์‚ฌํ•œ ์ˆ˜์ค€์„ ์œ ์ง€ํ•˜๋ฉด์„œ๋„ ์†Œํญ ์ฆ๊ฐ€ํ•˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๋‹ค. ์—ฐ๊ตฌ ์ฃผ์ œ๋Š” 2024๋…„๊ณผ ๋งˆ์ฐฌ๊ฐ€์ง€๋กœ ์‹ค๋‚ดํ™˜๊ฒฝ, ๊ฑด๋ฌผ์—๋„ˆ์ง€, ๊ธฐํƒ€ ๋ถ„์•ผ๋กœ ๊ตฌ๋ถ„๋  ์ˆ˜ ์žˆ์œผ๋‚˜, AIโ€ค๋ฐ์ดํ„ฐ ๊ธฐ๋ฐ˜ ๋ถ„์„๊ณผ ๋””์ง€ํ„ธ ๊ธฐ์ˆ  ํ™œ์šฉ์ด ์ „๋ฐ˜์ ์œผ๋กœ ํ™•๋Œ€๋œ ๊ฒƒ์ด ๊ฐ€์žฅ ๋‘๋“œ๋Ÿฌ์ง„ ํŠน์ง•์ด๋‹ค. ๊ฑด๋ฌผ์—๋„ˆ์ง€ ๋ถ„์•ผ์—์„œ๋Š” ๊ทธ๋ฆฐ๋ฆฌ๋ชจ๋ธ๋ง ์˜์‚ฌ๊ฒฐ์ •, ENERGY STAR ํ‰๊ฐ€, GEB(Grid-interactive Efficient Building) ๊ธฐ๋ฐ˜ ์„ค๊ณ„ ๊ธฐ์ค€ ๋ถ„์„, ํžˆํŠธํŽŒํ”„ ์ „ํ™˜์— ๋”ฐ๋ฅธ CO2 ์ €๊ฐ ๋“ฑ๊ณผ ๊ฐ™์ด ์—๋„ˆ์ง€ ์„ฑ๋Šฅ ํ‰๊ฐ€๋ฅผ ๋„˜์–ด ์ •์ฑ…โ€ค์ธ์ฆโ€คํƒ„์†Œ ์ €๊ฐ๊นŒ์ง€ ์—ฐ๊ณ„๋œ ์—ฐ๊ตฌ๊ฐ€ ๊ฐ•ํ™”๋˜์—ˆ์œผ๋ฉฐ, ANN, LSTM ๋“ฑ ๋จธ์‹ ๋Ÿฌ๋‹ ๊ธฐ๋ฐ˜ ์˜ˆ์ธก ๋ฐ ์ œ์–ด ๋ชจ๋ธ ์ ์šฉ์ด ์ฆ๊ฐ€ํ•˜์˜€๋‹ค. ์‹ค๋‚ดํ™˜๊ฒฝ ๋ถ„์•ผ์—์„œ๋Š” ํ•™๊ต, ์กฐ๋ฆฌ์‹ค, ์ง€ํ•˜ ์ฃผ์ฐจ์žฅ ๋“ฑ ์‹ค์ œ ๊ณต๊ฐ„์„ ๋Œ€์ƒ์œผ๋กœ ํ•œ ํ™˜๊ธฐ ๋ฐ ๊ณต๊ธฐ์งˆ ๊ฐœ์„  ์—ฐ๊ตฌ๊ฐ€ ์ง€์†๋˜๋Š” ๊ฐ€์šด๋ฐ, PM2.5 ๋ฐ CO2 ํ†ตํ•ฉ ์ œ์–ด, ๊ธ‰๋ฐฐ๊ธฐ ์ „๋žต ์ตœ์ ํ™” ๋“ฑ ๊ณต๊ธฐ์งˆ ๊ด€๋ฆฌ์™€ ์ œ์–ด ๊ธฐ์ˆ ์˜ ๊ณ ๋„ํ™”๊ฐ€ ์ด๋ฃจ์–ด์กŒ๋‹ค. ๋˜ํ•œ Scan-to-BIM (Building Information Modeling: ๊ฑด๋ฌผ ์ •๋ณด ๋ชจ๋ธ๋ง), ๋””์ง€ํ„ธ ํŠธ์œˆ, ๋ฐ์ดํ„ฐ ๋ณต์› ๋“ฑ ๋””์ง€ํ„ธ ๊ธฐ๋ฐ˜ ๊ฑด๋ฌผ ๊ด€๋ฆฌ ๋ฐ ๋ถ„์„ ๊ธฐ์ˆ ์ด ํ™•๋Œ€๋˜์—ˆ์œผ๋ฉฐ, ์ „๊ธฐ์ฐจ ํ™”์žฌ ์—ฐ๊ธฐ ํ™•์‚ฐ, ์Œ์••๊ฒฉ๋ฆฌ๋ณ‘์‹ค ๋“ฑ ์žฌ๋‚œโ€ค์•ˆ์ „ ๋Œ€์‘ ์—ฐ๊ตฌ๋„ ๊พธ์ค€ํžˆ ์ˆ˜ํ–‰๋˜์—ˆ๋‹ค. ์ „๋ฐ˜์ ์œผ๋กœ 2024๋…„์˜ ์‹ค์ฆ ๋ฐ ์„ฑ๋Šฅ ํ‰๊ฐ€ ์ค‘์‹ฌ ์—ฐ๊ตฌ์—์„œ ๋‚˜์•„๊ฐ€, 2025๋…„์—๋Š” ๋ฐ์ดํ„ฐ ๊ธฐ๋ฐ˜ ์ง€๋Šฅํ™”, ํƒ„์†Œ์ค‘๋ฆฝ ๋Œ€์‘, ๋””์ง€ํ„ธ ์ „ํ™˜์„ ๋ฐ˜์˜ํ•œ ํ†ตํ•ฉ์  ์—ฐ๊ตฌ๋กœ ๋ฐœ์ „ํ•˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๋‹ค.

3.2 ์‹ค๋‚ดํ™˜๊ฒฝ

2025๋…„ ์‹ค๋‚ดํ™˜๊ฒฝ ๋ถ„์•ผ ์—ฐ๊ตฌ๋Š” 2024๋…„์˜ ๊ณ ์ธต ๊ฑด๋ฌผ ๋ฐ ์ง€ํ•˜ ๊ณต๊ฐ„์—์„œ์˜ ๊ณต๊ธฐ ์œ ๋™, ์Šคํƒ ํšจ๊ณผ, ๋ฐฐ์—ฐ ๋ฐ ํ”ผ๋‚œ ์•ˆ์ „์„ฑ ์ค‘์‹ฌ ์—ฐ๊ตฌ ํ๋ฆ„์„ ์ผ๋ถ€ ๊ณ„์Šนํ•˜๋ฉด์„œ๋„, ๋ณด๋‹ค ๋‹ค์–‘ํ•œ ์‹ค์ œ ์‚ฌ์šฉ ๊ณต๊ฐ„๊ณผ ๊ณต๊ธฐ์งˆ ๊ด€๋ฆฌโ€ค์ œ์–ด ๊ธฐ์ˆ ๋กœ ์—ฐ๊ตฌ ๋Œ€์ƒ๊ณผ ๋ฐฉ๋ฒ•์ด ํ™•์žฅ๋œ ๊ฒฝํ–ฅ์„ ๋ณด์ธ๋‹ค. 2024๋…„์ด ์Šคํƒ ํšจ๊ณผ, ๊ธฐ๋ฐ€ ์„ฑ๋Šฅ, ๋ฐฐ์—ฐ ๋ฐฉ์‹ ๋“ฑ ๊ฑฐ์‹œ์  ์œ ๋™ ๋ฐ ์•ˆ์ „์„ฑ ํ‰๊ฐ€์— ์ดˆ์ ์„ ๋‘์—ˆ๋‹ค๋ฉด, 2025๋…„์—๋Š” ์ง€ํ•˜ ์ฃผ์ฐจ์žฅ ํ™”์žฌ, ํ•™๊ต ๊ต์‹ค, ๊ธ‰์‹์‹ค, ์ž„์‹œ ์Œ์••๊ฒฉ๋ฆฌ๋ณ‘์‹ค ๋“ฑ ๊ตฌ์ฒด์ ์ธ ์ƒํ™œโ€ค์‚ฐ์—… ๊ณต๊ฐ„์„ ๋Œ€์ƒ์œผ๋กœ ํ•œ ์˜ค์—ผ๋ฌผ์งˆ ์ œ์–ด ๋ฐ ํ™˜๊ธฐ ์„ฑ๋Šฅ ๊ฐœ์„  ์—ฐ๊ตฌ๊ฐ€ ์ฆ๊ฐ€ํ•˜์˜€๋‹ค. ๋˜ํ•œ PM2.5 ๋ฐ CO2 ํ†ตํ•ฉ ์ œ์–ด, ํ™˜๊ธฐ ์ฒญ์ •๊ธฐ ์„ฑ๋Šฅ ๋ถ„์„ ๋“ฑ ์‹ค๋‚ด๊ณต๊ธฐ์งˆ(IAQ) ๊ด€๋ฆฌ์™€ ๋Šฅ๋™ ์ œ์–ด ๊ธฐ์ˆ ์ด ๊ฐ•์กฐ๋˜์—ˆ์œผ๋ฉฐ, CFD ๊ธฐ๋ฐ˜ ๋ฏธ๊ธฐํ›„ ํ•ด์„ ๋ฐ ๊ณต๊ธฐํ™•์‚ฐ์ง€์ˆ˜ ํ‰๊ฐ€ ๋“ฑ ์ •๋Ÿ‰์  ํ•ด์„ ๊ธฐ๋ฒ•๋„ ์ง€์†์ ์œผ๋กœ ํ™œ์šฉ๋˜์—ˆ๋‹ค.

Park and Song(18)๋Š” ๊ธ‰๋ฐฐ๊ธฐ ๊ต๋ฒˆ์‹ ์ถ•์—ด ํšŒ์ˆ˜ ํ™˜๊ธฐ ์‹œ์Šคํ…œ์˜ ์‹œ๊ฐ„ ๋ณ€๋™์  ์šด์ „ ํŠน์„ฑ๊ณผ ์—ด์ „๋‹ฌ ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ์ •๋Ÿ‰์ ์œผ๋กœ ํ‰๊ฐ€ํ•˜๊ธฐ ์œ„ํ•œ ์ƒˆ๋กœ์šด ์‚ฐ์ • ๋ฐฉ๋ฒ•์„ ์ œ์•ˆํ•˜๊ณ , ์‹คํ—˜์ ์œผ๋กœ ๊ฒ€์ฆํ•˜์˜€๋Š”๋ฐ, ๋ˆ„์  ์™ธ๊ธฐ๋ถ€ํ•˜๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ์‹œ๊ฐ„์— ๋”ฐ๋ผ ๋ณ€๋™ํ•˜๋Š” ํ’๋Ÿ‰๊ณผ ์˜จ๋„๋ฅผ ๋ฐ˜์˜ํ•œ ์—ด๊ตํ™˜ํšจ์œจ๊ณผ, ์ถ•์—ด์†Œ์ž์˜ ์ž…์ถœ๊ตฌ ๋ฐ์ดํ„ฐ๋ฅผ ํ†ตํ•ด ์ €์žฅ, ๋ฐฉ์ถœ ์—ด๋Ÿ‰์„ ๋น„๊ตํ•˜๋Š” ์—ดํšŒ์ˆ˜ํšจ์œจ์„ ํ•จ๊ป˜ ๋„์ž…ํ•˜์˜€๋‹ค. ๋ณธ ์—ฐ๊ตฌ์—์„œ ์ œ์•ˆํ•œ ์—ด๊ตํ™˜ํšจ์œจ ์‚ฐ์ • ๋ฐฉ์‹์€ ๊ณผ๋„๊ตฌ๊ฐ„์˜ ์—ด๊ตํ™˜ ๊ธฐ์—ฌ๋„๊นŒ์ง€ ์ •๋Ÿ‰์ ์œผ๋กœ ๋ฐ˜์˜ํ•  ์ˆ˜ ์žˆ์–ด, ๊ธฐ์กด ์ •์  ํ‰๊ฐ€ ๋ฐฉ์‹์˜ ํ•œ๊ณ„๋ฅผ ๋ณด์™„ํ•˜๋Š” ๋™์  ์ง€ํ‘œ๋กœ์„œ์˜ ์œ ํšจ์„ฑ์„ ์ง€๋‹˜์„ ๋ฐํ˜€๋ƒˆ๋‹ค.

Song et al.(19)์€ ์ค‘๋Œ€ํ˜• ์ง€ํ•˜ ์ฃผ์ฐจ์žฅ์—์„œ ์ „๊ธฐ์ž๋™์ฐจ ํ™”์žฌ๊ฐ€ ๋ฐœ์ƒํ•˜์˜€์„ ๊ฒฝ์šฐ ๊ธฐ์กด์˜ ์„ค๊ณ„ ๋ฐ ์‹œ๊ณต๋œ ์„ค๋น„๋“ค์˜ ๋™์ž‘์— ๋”ฐ๋ฅธ ์‹œ๋‚˜๋ฆฌ์˜ค๋ฅผ ์„ค์ •ํ•˜๊ณ  ๊ทธ์— ๋”ฐ๋ฅธ ํ™”์žฌ์˜ ์„ฑ์ƒ๊ณผ ์—ฐ๊ธฐ์˜ ๋ถ„ํฌ, ๋…์„ฑ๊ฐ€์Šค์˜ ๋ฐœ์ƒ๊ณผ ๋ถ„ํฌ๋ฅผ ์‹œ๋ฎฌ๋ ˆ์ด์…˜์„ ํ†ตํ•˜์—ฌ ๊ฒฐ๊ณผ๋ฅผ ๋„์ถœํ•˜์˜€๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ์ฃผ์ฐจ์žฅ์˜ ํ™˜๊ธฐ ํ˜น์€ ์ œ์—ฐ์„ค๋น„์— ๊ด€ํ•˜์—ฌ ํ™˜๊ธฐ๋Ÿ‰, ์œ ์ธ ์œ ๋‹›์˜ ๋ฐฐ์น˜๋ฅผ ํ†ตํ•œ ๊ธฐ๋ฅ˜ ํ˜•์„ฑ, ์œ ์ธ ์œ ๋‹›์˜ ์„ค์น˜ ๊ฐ๋„, ๊ธ‰๋ฐฐ๊ธฐ๊ตฌ์˜ ์œ„์น˜ ๋“ฑ์œผ๋กœ ์ „๊ธฐ์ž๋™์ฐจ์˜ ํ™”์žฌ ์‹œ ๋ฐœ์ƒํ•˜๋Š” ๋…์„ฑ๊ฐ€์Šค์™€ ์—ฐ๊ธฐ๋ฅผ ์ œ์–ดํ•  ์ˆ˜ ์žˆ๋Š” ์ˆ˜์น˜๋ฅผ ํ•ด์„ํ•˜์—ฌ ๊ฐœ์„  ๋ฐฉ์•ˆ ๋งˆ๋ จ์˜ ํ•„์š”์„ฑ์„ ์ œ์‹œํ•˜์˜€๋‹ค.

Roe et al.(20)์€ ์ €์†Œ์Œ ์ผ์ฒดํ˜• ์ด๋™ํ˜• ์Œ์••๊ธฐ์™€ ๋ถ„๋ฆฌํ˜• ์ด๋™ํ˜• ์Œ์••๊ธฐ๋ฅผ ๊ฐœ๋ฐœํ•˜๊ณ , ์˜๋ฃŒ์‹œ์„ค์—์„œ ๊ธฐ์กด์— ์‚ฌ์šฉํ•˜๋˜ ์ผ์ฒดํ˜• ์ด๋™ํ˜• ์Œ์••๊ธฐ์™€์˜ ๋น„๊ต๋ฅผ ํ†ตํ•ด ์ด๋“ค์˜ ์„ฑ๋Šฅ์„ ํ‰๊ฐ€ํ•˜์˜€๋‹ค. ๋ถ„๋ฆฌํ˜• ์ด๋™ํ˜• ์Œ์••๊ธฐ๋ฅผ ํ™œ์šฉํ•  ๊ฒฝ์šฐ, ์˜ค์—ผ ๋ฌผ์งˆ์˜ ์žฌ์œ ์ž…์ด ๋ฐฉ์ง€๋˜๋Š” ๊ฒƒ์„ ํ™•์ธํ•˜์˜€๊ณ , ์‹œ๊ฐ„์ด ์ง€๋‚จ์— ๋”ฐ๋ผ ๋ฐฐ๊ธฐ๊ตฌ์—์„œ ์ธ์ ‘ ๊ตฌ์—ญ์œผ๋กœ์˜ ํ™•์‚ฐ์ด ์ผ์–ด๋‚˜์ง€๋งŒ, ์ผ์ฒดํ˜• ๋Œ€๋น„ ๋ถ„๋ฆฌํ˜• ์ด๋™ํ˜• ์Œ์••๊ธฐ ๊ฐ€๋™ ์‹œ์˜ ๋ณ‘์‹ค ๋ฐ ๋ณต๋„์˜ ๋†๋„๊ฐ€ ๋‚ฎ์•˜์œผ๋ฉฐ, ๋ฐฐ๊ธฐ ๋•ํŠธ๋ฅผ ์—ฐ์žฅํ•  ๊ฒฝ์šฐ ์˜ค์—ผ ๋ฌผ์งˆ ์žฌ์œ ์ž… ๋ฐฉ์ง€ ํšจ๊ณผ๊ฐ€ ๋” ํฌ๊ฒŒ ๋‚˜ํƒ€๋‚ฌ์Œ์„ ํ™•์ธํ•˜์˜€๋‹ค.

Byun et al.(21)์€ MLP (Multilayer Perceptron)๋ฅผ ํ™œ์šฉํ•œ ์‹ค๋‚ด PM2.5 ๋ฐ CO2 ์˜ˆ์ธก ๋ชจ๋ธ์„ ๊ฐœ๋ฐœํ•˜๊ณ , ํ†ตํ•ฉ ์ œ์–ดํ•  ์ˆ˜ ์žˆ๋Š” ์™ธ๊ธฐ ๋„์ž…ํ˜• ํ™˜๊ธฐ ์ฒญ์ •๊ธฐ ์ œ์–ด ์•Œ๊ณ ๋ฆฌ์ฆ˜์„ ๊ฐœ๋ฐœํ•˜์˜€๋‹ค. ๊ฐœ๋ฐœ๋œ ํ†ตํ•ฉ ์ œ์–ด ์•Œ๊ณ ๋ฆฌ์ฆ˜์€ ์„ ์ œ์  ์ œ์–ด๋ฅผ ํ†ตํ•ด ๋ฃฐ๋ฒ ์ด์Šค ์•Œ๊ณ ๋ฆฌ์ฆ˜๋ณด๋‹ค ์—๋„ˆ์ง€์†Œ๋น„๋Ÿ‰์ด 9.42% ๋” ์ ๊ฒŒ ๋‚˜ํƒ€๋‚œ ๋™์‹œ์—, ์‹ค๋‚ด PM2.5 ๋ฐ CO2 ๋†๋„๋ฅผ ๋” ๋‚ฎ๊ฒŒ ์œ ์ง€์‹œํ‚ค๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚จ์œผ๋กœ์จ ์‹ค๋‚ด๊ณต๊ธฐ์งˆ ํ–ฅ์ƒ์—๋„ ๊ธฐ์—ฌํ•˜๋Š” ๊ฒƒ์„ ํ™•์ธํ•˜์˜€๋‹ค.

Oh et al.(22)์€ ๋…ธํ›„ ๊ฑด์ถ•๋ฌผ์˜ ๋•ํŠธํ˜• ํ™˜๊ธฐ์žฅ์น˜์˜ ๊ตฌ์กฐ์ , ๋น„์šฉ์  ํ•œ๊ณ„์„ฑ์˜ ํ•ด๊ฒฐ ๋ฐฉ์•ˆ์œผ๋กœ ์‹ค๋‚ด๋ฌด๋•ํŠธํ˜• ๊ณ ์ • ๋‚ ๊ฐœํ˜• ๊ธ‰๊ธฐ ํƒ€์ž…์˜ ํ™˜๊ธฐ์žฅ์น˜์—์„œ ์ทจ์ถœ ๋˜๋Š” ๊ณต๊ธฐ์˜ ๊ณต๊ฐ„ ์ „๋‹ฌ ํšจ๊ณผ ๋ฐ ์‹ค๋‚ด ๊ธฐ๋ฅ˜ ๋ถ„ํฌ์™€ ์žฌ์‹ค์ž์˜ ์—ด์  ์พŒ์ ์„ฑ์— ๋ฏธ์น˜๋Š” ์˜ํ–ฅ์„ ๋ถ„์„ํ•˜์˜€๋‹ค(Fig. 4 (a) ~ (b)). ํŠนํžˆ, ๊ฑฐ๋ฆฌ์™€ ๋†’์ด์— ๋”ฐ๋ฅธ ๊ธฐ๋ฅ˜ ๋ถ„ํฌ๋ฅผ ์ฒด๊ณ„์ ์œผ๋กœ ๋ถ„์„ํ•˜์—ฌ, ํ™˜๊ธฐ ์‹œ์Šคํ…œ์ด ์‹ค๋‚ด ๊ณต๊ฐ„์—์„œ ์•ˆ์ •์ ์ธ ๊ณต๊ธฐ ํ๋ฆ„๊ณผ ์˜จ๋„ ๊ท ์ผ์„ฑ์„ ์œ ์ง€ํ•˜๋Š” ๋ฐ ํšจ๊ณผ์ ์ž„์„ ์ž…์ฆํ•˜์˜€๋‹ค.

Lee et al.(23)์€ ์‹ค์ œ ํ•™๊ต ๊ต์‹ค ํ™˜๊ฒฝ์—์„œ ๊ณต๊ธฐ์ •ํ™”์žฅ์น˜(ํ™˜๊ธฐ์žฅ์น˜, ๊ณต๊ธฐ์ฒญ์ •๊ธฐ)์˜ ์‹ค ๋‹จ์œ„ ์„ฑ๋Šฅ์‹œํ—˜์„ ํ†ตํ•ด ๋ฏธ์„ธ๋จผ์ง€ ๋ฐ ์ด์‚ฐํ™”ํƒ„์†Œ ์ €๊ฐ ํšจ๊ณผ๋ฅผ ๊ฒ€์ฆํ•˜๊ณ  ์ตœ์  ์šด์ „ ๋ฐฉ์•ˆ์„ ๋„์ถœํ•˜์˜€๋‹ค. ์žฅ์น˜์˜ ์„ค์น˜ ๋Œ€์ˆ˜ ๋ฐ ์œ„์น˜, ์†กํ’๋Ÿ‰์— ๋”ฐ๋ฅธ ์ฒญ์ •ํ™”๋Šฅ๋ ฅ(CADR)๊ณผ ์ž…์ž์ฒญ์ •ํšŸ์ˆ˜(PCH)๋ฅผ ์‚ฐ์ถœํ•˜์—ฌ ๋น„๊ตํ•˜์˜€๋‹ค. ์‹คํ—˜ ๊ฒฐ๊ณผ ๋ฏธ์„ธ๋จผ์ง€๋Š” ๊ณต๊ธฐ์ฒญ์ •๊ธฐ๊ฐ€, ์ด์‚ฐํ™”ํƒ„์†Œ๋Š” ํ™˜๊ธฐ์žฅ์น˜์˜ ์ œ๊ฑฐ ์„ฑ๋Šฅ์ด ์šฐ์ˆ˜ํ•˜์˜€๋‹ค. ์„ค์น˜ ์œ„์น˜์™€ ๊ด€๋ จํ•˜์—ฌ ๊ณต๊ธฐ์ฒญ์ •๊ธฐ 2๋Œ€ ์šด์ „ ์‹œ, ๋Œ€๊ฐ ๋ฐฉํ–ฅ ๋ ์„ค์น˜ ๋Œ€๋น„ ๊ต์‹ค์˜ ๋ฉด์„ ๋”ฐ๋ผ ์˜† ๊ตฌ์„ ์œ„์น˜์— ๋ฐฐ์น˜ํ•˜๋Š” ๊ฒƒ์ด ๊ธฐ๋ฅ˜์˜ ์ •๋ฉด์ถฉ๋Œ๋กœ ์ธํ•œ ๊ฐ„์„ญ ๋ฐ ์—๋„ˆ์ง€ ์†์‹ค์„ ๋ฐฉ์ง€ํ•˜์—ฌ ๋” ์šฐ์ˆ˜ํ•œ ๋ฏธ์„ธ๋จผ์ง€ ์ œ๊ฑฐ ์„ฑ๋Šฅ(CADR 35.3 CMM)์„ ๋‚˜ํƒ€๋ƒ„์„ ํ™•์ธํ•˜์˜€๋‹ค. ๋˜ํ•œ, ๋ณตํ•ฉ ์šด์ „ ์‹œ์—๋Š” ๋‘ ์žฅ์น˜์˜ ์ƒํ˜ธ ํ† ์ถœ ๊ธฐ๋ฅ˜๊ฐ€ ์ง์ ‘์ ์œผ๋กœ ์ถฉ๋Œํ•˜์ง€ ์•Š๋Š” ์œ„์น˜์™€ ๋ฐฉํ–ฅ์œผ๋กœ ๊ฐ ์„ค์น˜ ์œ„์น˜๋ฅผ ์ตœ์ ํ™”ํ•  ํ•„์š”์„ฑ์ด ์žˆ์Œ์„ ๊ทœ๋ช…ํ•˜์˜€๋‹ค.

Yoon et al.(24)์€ ํ•™๊ต ๊ธ‰์‹ ์กฐ๋ฆฌ์‹ค์„ ๋Œ€์ƒ์œผ๋กœ ํ™˜๊ธฐ ๋ฐฉ์‹๊ณผ ๊ธ‰๋ฐฐ๊ธฐ ํ’๋Ÿ‰ ๋น„์œจ์ด ์‹ค๋‚ด ๋ฏธ์„ธ๋จผ์ง€(PM10, PM2.5) ๋†๋„์— ๋ฏธ์น˜๋Š” ์˜ํ–ฅ์„ ์ •๋Ÿ‰์ ์œผ๋กœ ํ‰๊ฐ€ํ•˜์˜€๋‹ค. CONTAM ์‹œ๋ฎฌ๋ ˆ์ด์…˜์„ ํ™œ์šฉํ•˜์—ฌ ์นจ๊ธฐ, ์ž์—ฐ ๊ธ‰๊ธฐ, ์ฐฝํ˜ธํ˜• ์ž์—ฐ๊ธ‰๊ธฐ, ๊ธฐ๊ณ„ ๊ธ‰๊ธฐ ๋“ฑ ์ด 7๊ฐ€์ง€ ํ™˜๊ธฐ ์‹œ๋‚˜๋ฆฌ์˜ค๋ฅผ ๊ตฌ์„ฑํ•˜๊ณ  ์™ธ๊ธฐ ์กฐ๊ฑด๋ณ„๋กœ ์‹œ๋ฎฌ๋ ˆ์ด์…˜์„ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ๋‹จ์ˆœ ์ž์—ฐ ๊ธ‰๊ธฐ๋งŒ์œผ๋กœ๋Š” ์‹ค๋‚ด ๋ฏธ์„ธ๋จผ์ง€๋ฅผ ์ œ์–ดํ•˜๊ธฐ ์–ด๋ ค์šฐ๋ฉฐ, ๊ณต๊ธฐ์งˆ ๊ฐœ์„ ์„ ์œ„ํ•ด์„œ๋Š” ๋ฐฐ๊ธฐ๋Ÿ‰ ๋Œ€๋น„ ์ตœ์†Œ 60% ์ด์ƒ์˜ ๊ธฐ๊ณ„ ๊ธ‰๊ธฐ๋ฅผ ํ™•๋ณดํ•ด์•ผ ํ•˜๊ณ  ์žฅ๊ธฐ์ ์œผ๋กœ๋Š” 80% ์ˆ˜์ค€์˜ ๊ธ‰๊ธฐ ์„ค๊ณ„๊ฐ€ ๋ฐ”๋žŒ์งํ•œ ๊ฒƒ์œผ๋กœ ๋ถ„์„๋˜์—ˆ๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ๊ณ ๋ถ€ํ•˜ ํ™˜๊ฒฝ์ธ ํ•™๊ต ์กฐ๋ฆฌ์‹ค ํ™˜๊ธฐ ์„ฑ๋Šฅ ํ–ฅ์ƒ์„ ์œ„ํ•œ ์‹ค์ฆ ๊ธฐ๋ฐ˜์˜ ๊ธฐ์ดˆ ์ž๋ฃŒ๋ฅผ ์ œ์‹œํ•˜์˜€๋‹ค.

Lee et al.(25)์€ ์ˆ˜์ง๋†์žฅ ๋‚ด ๋ฏธ๊ธฐํ›„ ๋ถˆ๊ท ์ผ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด ์ž‘๋ฌผ์˜ ์ƒ๋ฆฌ ํ˜„์ƒ์ธ ์ฆ์‚ฐ์ž‘์šฉ์„ ์—ฐ๋™ํ•œ ์ „์‚ฐ ์œ ์ฒด ์—ญํ•™(CFD) ๊ธฐ๋ฐ˜ ์‹œ๋ฎฌ๋ ˆ์ด์…˜ ๋ชจ๋ธ์„ ๊ฐœ๋ฐœํ•˜์˜€๋‹ค. STAR-CCM+์„ ํ™œ์šฉํ•˜์—ฌ ์ž‘๋ฌผ ์บ๋…ธํ”ผ๋ฅผ ๋‹ค๊ณต์„ฑ ๋งค์งˆ๋กœ ๋ชจ๋ธ๋งํ•˜๊ณ , ์‚ฌ์šฉ์ž ์ •์˜ ํ•จ์ˆ˜(UDF)๋ฅผ ํ†ตํ•ด ๊ฐ ์…€ ๋‹จ์œ„์—์„œ ์ฆ์‚ฐ์— ์˜ํ•œ ํ˜„์—ด ๋ฐ ์ž ์—ด ๊ตํ™˜์„ ๋ฌผ๋ฆฌ์ ์œผ๋กœ ๊ตฌํ˜„ํ•˜์˜€๋‹ค. ๊ธ‰๊ธฐ ์ƒ๋Œ€์Šต๋„ ์‹œ๋‚˜๋ฆฌ์˜ค(30% ~ 90%) ๋ถ„์„ ๊ฒฐ๊ณผ, ์ €์Šต ์กฐ๊ฑด(30%)์—์„œ๋Š” ์ฆ์‚ฐ๋Ÿ‰์ด ์ฆ๊ฐ€ํ•˜์—ฌ ๋ƒ‰๊ฐ ํšจ๊ณผ๊ฐ€ ๊ฐ•ํ™”๋œ ๋ฐ˜๋ฉด, ๊ณ ์Šต ์กฐ๊ฑด(90%)์—์„œ๋Š” ์ฆ์‚ฐ ์–ต์ œ๋กœ ์ธํ•ด LED ๋ณต์‚ฌ์—ด์˜ ์˜ํ–ฅ์ด ์ง€๋ฐฐ์ ์œผ๋กœ ๋‚˜ํƒ€๋‚˜ ์—ฝ์˜จ์ด ์‹ค๋‚ด ๊ธฐ์˜จ๋ณด๋‹ค ๋†’๊ฒŒ ํ˜•์„ฑ๋˜๋Š” ํ˜„์ƒ์„ ๊ทœ๋ช…ํ•˜์˜€๋‹ค. ํŠนํžˆ ์ฆ์‚ฐ ๋ชจ๋ธ์„ ์ ์šฉํ•˜์ง€ ์•Š์€ ๊ฒฝ์šฐ์™€ ๋น„๊ตํ–ˆ์„ ๋•Œ ๋‹จ๋ฉด ์˜จ๋„ ํ‰๊ท ์—์„œ ์•ฝ 1.1โ„ƒ์˜ ์ฐจ์ด๋ฅผ ๋ณด์—ฌ ์ฆ์‚ฐ์ž‘์šฉ ๊ณ ๋ ค์˜ ์ค‘์š”์„ฑ์„ ํ™•์ธํ•˜์˜€๋‹ค. ๋ณธ ์—ฐ๊ตฌ๋ฅผ ํ†ตํ•ด ์ œ์•ˆ๋œ ๋ชจ๋ธ์€ ์ˆ˜์ง๋†์žฅ ๋‚ด ๋ฏธ๊ธฐํ›„์˜ ๊ณต๊ฐ„์  ์ด์งˆ์„ฑ์„ ์ •๋Ÿ‰์ ์œผ๋กœ ์˜ˆ์ธกํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ํ–ฅํ›„ ์—๋„ˆ์ง€ ํšจ์œจ์ ์ธ ํ™˜๊ฒฝ ์ œ์–ด ์ „๋žต ๋ฐ ์Šค๋งˆํŠธํŒœ ์ž๋™ ์ œ์–ด ์‹œ์Šคํ…œ ๊ตฌ์ถ•์„ ์œ„ํ•œ ์„ค๊ณ„ ๋„๊ตฌ๋กœ ํ™œ์šฉ ๊ฐ€๋Šฅํ•จ์„ ์ž…์ฆํ•˜์˜€๋‹ค.

Fig. 4 Schematic of measurement test room and devices. Reproduced from Ref. 22 with permission from SAREK.

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3.3 ๊ฑด๋ฌผ์—๋„ˆ์ง€

2025๋…„ ๊ฑด๋ฌผ์—๋„ˆ์ง€ ๋ถ„์•ผ๋Š” 2024๋…„์— ํ™œ๋ฐœํžˆ ์ˆ˜ํ–‰๋˜์—ˆ๋˜ ์‹ ์žฌ์ƒ์—๋„ˆ์ง€ ๊ธฐ์ˆ  ์ ์šฉ์„ฑ๊ณผ ์‹ค์ฆ ์ค‘์‹ฌ ์—ฐ๊ตฌ ํ๋ฆ„์„ ์œ ์ง€ํ•˜๋ฉด์„œ๋„, ์‹œ์Šคํ…œ ์šด์ „ ์ตœ์ ํ™”์™€ AI ๊ธฐ๋ฐ˜ ์ œ์–ดโ€ค๋ชจ๋ธ๋ง ์ค‘์‹ฌ์œผ๋กœ ํ•œ ๋‹จ๊ณ„ ๋ฐœ์ „๋œ ์–‘์ƒ์„ ๋ณด์ธ๋‹ค. 2024๋…„์ด ํƒœ์–‘์—ด, ์ง€์—ด, ํžˆํŠธํŽŒํ”„, BIPVT ๋“ฑ ๋‹ค์–‘ํ•œ ์—๋„ˆ์ง€์›์˜ ์ ์šฉ์„ฑ๊ณผ ์‹ค์ฆ์— ์ดˆ์ ์„ ๋‘์—ˆ๋‹ค๋ฉด, 2025๋…„์—๋Š” ํžˆํŠธํŽŒํ”„ ์šด์ „ ๋ฐฉ์‹, PVT-์—ฐ๊ณ„ ์‹œ์Šคํ…œ, ๋ƒ‰๋ฐฉ ์‹œ์Šคํ…œ ์ˆœ์ฐจ ์šดํœด ๋“ฑ ๊ตฌ์ฒด์ ์ธ ์šด์ „ ์ „๋žต๊ณผ ์ œ์–ด ๋ฐฉ์‹์ด ์—๋„ˆ์ง€ ์†Œ๋น„์— ๋ฏธ์น˜๋Š” ์˜ํ–ฅ ๋ถ„์„์ด ๊ฐ•ํ™”๋˜์—ˆ๋‹ค. ๋˜ํ•œ ANN, ๋จธ์‹ ๋Ÿฌ๋‹, Grey-box ๋ชจ๋ธ ๋“ฑ ๋ฐ์ดํ„ฐ ๊ธฐ๋ฐ˜ ์˜ˆ์ธก ๋ฐ ์ตœ์ ํ™” ๊ธฐ๋ฒ•์˜ ํ™œ์šฉ์ด ๋”์šฑ ํ™•๋Œ€๋˜์–ด, ๋‹จ์ˆœ ์„ฑ๋Šฅ ํ‰๊ฐ€๋ฅผ ๋„˜์–ด ์‹ค์ œ ์šด์ „ ์กฐ๊ฑด์—์„œ์˜ ํšจ์œจ ๊ฐœ์„ ์„ ๋ชฉํ‘œ๋กœ ํ•˜๋Š” ์—ฐ๊ตฌ๊ฐ€ ์ฆ๊ฐ€ํ•˜์˜€๋‹ค. ํ•œํŽธ ENERGY STAR ํ‰๊ฐ€, CO2 ์ €๊ฐ ํšจ๊ณผ ๋ถ„์„๊ณผ ๊ฐ™์ด ์—๋„ˆ์ง€ ์„ฑ๋Šฅ์„ ์ •์ฑ…โ€ค์ธ์ฆ ๋ฐ ํƒ„์†Œ ์ง€ํ‘œ์™€ ์—ฐ๊ณ„ํ•˜๋Š” ์—ฐ๊ตฌ๋„ ๋ณ‘ํ–‰๋˜๋ฉฐ, ์ „๋ฐ˜์ ์œผ๋กœ๋Š” 2024๋…„์˜ ๊ธฐ์ˆ  ์ ์šฉ์„ฑ ๊ฒ€์ฆ์—์„œ ๋ฐœ์ „ํ•˜์—ฌ ์šด์ „ ์ตœ์ ํ™”, ์ œ์–ด ๊ณ ๋„ํ™”, ํƒ„์†Œ ์ €๊ฐ๊นŒ์ง€ ํ†ตํ•ฉ์ ์œผ๋กœ ๊ณ ๋ คํ•˜๋Š” ๋ฐฉํ–ฅ์œผ๋กœ ์—ฐ๊ตฌ๊ฐ€ ์‹ฌํ™”๋˜์—ˆ๋‹ค.

Jang et al.(26)์€ ๊ธฐ์ถ• ๊ฑด์ถ•๋ฌผ์˜ ์šด์˜ ๋ฐ ๊ด€๋ฆฌ ๋‹จ๊ณ„์—์„œ์˜ ํ‰๊ฐ€๊ฐ€ ๋ฏธํกํ•œ ๊ตญ๋‚ด ๊ฑด์ถ•๋ฌผ ์ธ์ฆ ์ œ๋„ ๋ณด์™„ํ•˜๊ธฐ ์œ„ํ•ด ์‹ค์ œ ์—๋„ˆ์ง€ ์‚ฌ์šฉ๋Ÿ‰ ๊ธฐ๋ฐ˜์œผ๋กœ ๊ฑด์ถ•๋ฌผ ์—๋„ˆ์ง€๋ฅผ ํ‰๊ฐ€ํ•˜๋Š” ENERGY STAR์˜ ํ‰๊ฐ€ ๋ฐฉ์‹์„ ๊ตญ๋‚ด ์‚ฌ๋ฌด์šฉ ๊ฑด์ถ•๋ฌผ์— ์ ์šฉํ•˜์˜€๊ณ , ์‹ค์ œ ์—๋„ˆ์ง€ ์‚ฌ์šฉ๋Ÿ‰์œผ๋กœ ๋„์ถœ๋œ EUI(Energy Use Intensity)์™€ ์„ค๊ณ„๋„์„œ ๊ธฐ๋ฐ˜์œผ๋กœ ์‚ฐ์ •๋œ EUI๋กœ ์„ค๊ณ„๋„์„œ์™€ ์‹ค์ œ ์—๋„ˆ์ง€ ์‚ฌ์šฉ ๋ฐ์ดํ„ฐ ํ‰๊ฐ€ ๊ฒฐ๊ณผ๋ฅผ ๋น„๊ตํ•˜์˜€๋‹ค. ๋Œ€์ƒ ๊ฑด์ถ•๋ฌผ์˜ ์‹ค์ œ ์—๋„ˆ์ง€ ์‚ฌ์šฉ๋Ÿ‰์„ ๋ฐ”ํƒ•์œผ๋กœ ํ‰๊ฐ€ํ•œ ๊ฑด์ถ•๋ฌผ ์—๋„ˆ์ง€ ํšจ์œจ๋“ฑ๊ธ‰์€ 3๋“ฑ๊ธ‰์œผ๋กœ, ์„ค๊ณ„๋„์„œ ์ƒ์œผ๋กœ ํ‰๊ฐ€ํ•œ ๊ฒฐ๊ณผ ๋Œ€๋น„ 5๋“ฑ๊ธ‰ ํ•˜ํ–ฅ ์กฐ์ •๋˜์—ˆ๋Š”๋ฐ, ์ด๋ฅผ ํ†ตํ•ด ๊ฑด์ถ•๋ฌผ ์ธ์ฆ ์ œ๋„์— ์‹ค์ œ ์—๋„ˆ์ง€ ์‚ฌ์šฉ๋Ÿ‰ ๊ธฐ๋ฐ˜ ํ‰๊ฐ€์˜ ๋„์ž…์ด ํ•„์š”ํ•˜๋‹ค๊ณ  ํ”ผ๋ ฅํ•˜์˜€๋‹ค.

Jeon et al.(27)์€ ๊ฑด๋ฌผ์—๋„ˆ์ง€์˜ ํฐ ๋น„์ค‘์„ ์ฐจ์ง€ํ•˜๋Š” ๋ƒ‰๋‚œ๋ฐฉ์—๋„ˆ์ง€๊ฐ€ ์™ธ๊ธฐ ์กฐ๊ฑด์— ํฌ๊ฒŒ ์ขŒ์šฐ๋œ๋‹ค๋Š” ์ ์— ์ฃผ๋ชฉํ•˜์—ฌ ๋ถ„์‹ค๋˜์—ˆ๊ฑฐ๋‚˜ ์ •์ƒ์ ์ธ ๋ฒ”์œ„๋ฅผ ๋ฒ—์–ด๋‚œ ๊ฑด๋ฌผ์˜ ์ „๋ ฅ ์†Œ๋น„๋Ÿ‰ ๋ฐ์ดํ„ฐ๋ฅผ ์™ธ๊ธฐ ์—”ํƒˆํ”ผ ๋ณ€ํ™” ํŒจํ„ด์„ ์ด์šฉํ•˜์—ฌ ๋ณต์›ํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์ œ์•ˆํ•˜์˜€๋‹ค. ๋ณต์› ๊ฒฐ๊ณผ ๊ธฐ์กด ์„ ํ˜•๋ณด๊ฐ„๋ฒ•์— ๋น„ํ•˜์—ฌ ์˜ค์ฐจ๊ฐ€ ํฌ๊ฒŒ ๊ฐ์†Œํ•จ์„ ํ™•์ธํ•˜์˜€๋‹ค.

Lee et al.(28)์€ ๊ฑด๋ฌผ ํ†ตํ•ฉํ˜• ์˜ฅ์ƒ ์˜จ์‹ค์—์„œ ์˜จ์‹ค์˜ ์šด์˜ ์‹œ์Šคํ…œ์˜ ์ œ์–ด ๋ณ€์ˆ˜ ์กฐํ•ฉ์ด ๊ฑด๋ฌผ๊ณผ ์˜จ์‹ค์˜ ์ข…ํ•ฉ์ ์ธ ๋ƒ‰๋‚œ๋ฐฉ ๋ถ€ํ•˜ ๋ณ€๋™์— ๋ฏธ์น˜๋Š” ์˜ํ–ฅ์— ์ฃผ๋ชฉํ•˜์—ฌ, ์˜จ์‹ค ์‹œ์Šคํ…œ์˜ ์ œ์–ด ๋ณ€์ˆ˜์˜ ๋ณ€๋™์— ๋”ฐ๋ฅธ ๊ฑด๋ฌผ ํ†ตํ•ฉํ˜• ์˜ฅ์ƒ ์˜จ์‹ค์˜ ๋ถ€ํ•˜๊ฐ€ ์˜ˆ์ธก ๊ฐ€๋Šฅํ•œ ๋ชจ๋ธ์„ ๊ตฌ์ถ•ํ•˜์˜€๋‹ค. ์˜ˆ์ธก ๋ชจ๋ธ์€ ๊ฑด๋ฌผ๊ณผ ์˜ฅ์ƒ ์˜จ์‹ค์˜ ๋ณต์žกํ•œ ๋น„์„ ํ˜•์  ๊ด€๊ณ„์˜ ์—ด์  ๊ฑฐ๋™์„ ๊ณ ๋ คํ•˜์—ฌ ์ธ๊ณต์‹ ๊ฒฝ๋ง์„ ํ™œ์šฉํ•˜์—ฌ ๋ชจ๋ธ๋งํ•˜์˜€๋Š”๋ฐ(Fig. 5 (a) ~ (c)), ASHRAE Guideline 14์—์„œ ์ œ์‹œํ•˜๋Š” ํ‰๊ฐ€์ง€ํ‘œ์˜ ์˜ค์ฐจ ํ—ˆ์šฉ๋ฒ”์œ„์— ์ค€์ˆ˜ํ•˜๋Š” ์˜ˆ์ธก ์ •๋ฐ€๋„๋ฅผ ๋ณด์—ฌ์ฃผ๋Š” ์ธ๊ณต์‹ ๊ฒฝ๋ง ๋ชจ๋ธ์„ ๊ตฌ์ถ•ํ•˜์˜€๊ณ , ๊ฐ ์˜จ์‹ค ์ธก ์˜จ๋„์™€ ๋ƒ‰๋‚œ๋ฐฉ ๋ถ€ํ•˜ ๊ทธ๋ฆฌ๊ณ  ๊ฑด๋ฌผ ์ธก ๋ƒ‰๋‚œ๋ฐฉ ๋ถ€ํ•˜๊ฐ€ ๋†’์€ ์˜ˆ์ธก ์ •๋ฐ€๋„๋กœ ์˜ˆ์ธก ๊ฐ€๋Šฅํ•จ์„ ํ™•์ธํ•˜์˜€๋‹ค.

Lee et al.(29)์€ ๋ƒ‰๋ฐฉ๊ธฐ ๊ณต๊ณต ์—…๋ฌด ์‹œ์„ค์˜ ์ˆœ์ฐจ ์šดํœด ์ ์šฉ ๋ฐฉ์•ˆ ๊ฒ€ํ† ๋ฅผ ์œ„ํ•ด ์ˆœ์ฐจ ์šดํœด ์ ์šฉ์— ๋”ฐ๋ฅธ ์—๋„ˆ์ง€ ์˜ํ–ฅ ํ‰๊ฐ€์™€ ์žฌ์‹ค์ž์˜ ์‹ค๋‚ด ์˜จ์—ด ์พŒ์ ๋„ ํ‰๊ฐ€๋ฅผ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ์ˆœ์ฐจ ์šดํœด ์˜ํ–ฅ๋„ ํ‰๊ฐ€ ๊ฒฐ๊ณผ, Set-back ์ œ์–ด๊ฐ€ On/off ์ œ์–ด ๋Œ€๋น„ ์‹ค๋‚ด ์„ค์ • ์˜จ๋„๋ฅผ ์•ˆ์ •์ ์œผ๋กœ ์œ ์ง€ํ•˜์˜€์œผ๋ฉฐ, ์‹œ์Šคํ…œ ์žฌ๊ฐ€๋™ ์‹œ์—๋„ 10๋ถ„ ์ด๋‚ด์— ๋ชฉํ‘œ ์˜จ๋„์— ๋„๋‹ฌํ•˜์—ฌ ์šด์˜ ํšจ์œจ์„ฑ๊ณผ ์žฌ์‹ค์ž ์พŒ์ ์„ฑ ์ธก๋ฉด์—์„œ ์ƒ๋Œ€์ ์œผ๋กœ ์šฐ์ˆ˜ํ•œ ์„ฑ๋Šฅ์„ ๋ณด์˜€์Œ์„ ํ™•์ธํ•˜์˜€๋‹ค.

Fig. 5 Comparison between actual and predicted data of each trained ANNs using separated evaluation dataset. Reproduced from Ref. 28 with permission from SAREK.

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Park et al.(30)์€ ๊ฑด์‹ ๋ฐ”๋‹ฅ ๋ณต์‚ฌ ํŒจ๋„ ์‹œ์Šคํ…œ์—์„œ ์‹ค๋‚ด ๊ณต๊ธฐ ์˜จ๋„ ๊ธฐ๋ฐ˜ ์ œ์–ด์™€ ํ‰๊ท ๋ณต์‚ฌ์˜จ๋„ ๊ธฐ๋ฐ˜ ์ œ์–ด ๋ฐฉ์‹์˜ ์—ด์  ์„ฑ๋Šฅ ๋ฐ ์—๋„ˆ์ง€ ์†Œ๋น„ ํŠน์„ฑ์„ ์ฑ”๋ฒ„ ์‹คํ—˜์„ ํ†ตํ•ด ๋น„๊ต ๋ถ„์„ํ•˜์˜€๋‹ค. ์‹ค ๋ฒฝ๋ฉด ๋ฐ ์‹ค ์ค‘์•™ ์œ„์น˜์— ๊ฑด๊ตฌ์˜จ๋„ ์„ผ์„œ์™€ ํ‘๊ตฌ์˜จ๋„ ์„ผ์„œ๋ฅผ ๊ฐ๊ฐ ์„ค์น˜ํ•˜์—ฌ ํ‰๊ฐ€ํ•œ ๊ฒฐ๊ณผ, ์‹ค ์ค‘์•™์—์„œ ํ‰๊ท ๋ณต์‚ฌ์˜จ๋„(MRT)๋ฅผ ๊ธฐ์ค€์œผ๋กœ ์ œ์–ดํ•œ ๊ฒฝ์šฐ ์„ค์ • ์˜จ๋„(22โ„ƒ) ๋„๋‹ฌ์— 71๋ถ„์ด ์†Œ์š”๋˜์–ด ๊ฐ€์žฅ ์šฐ์ˆ˜ํ•œ ์ดˆ๊ธฐ ๋‚œ๋ฐฉ ์‘๋‹ต์„ฑ์„ ๋ณด์˜€๋‹ค. ๋˜ํ•œ, ๋ณต์‚ฌ์—ด ์ถ•์ ์„ ๋ฐ˜์˜ํ•จ์œผ๋กœ์จ ์„ค์ • ์˜จ๋„ ๋„๋‹ฌ ์ดํ›„์—๋„ ๊ณผ๋‚œ๋ฐฉ์„ ๋ฐฉ์ง€ํ•˜๊ณ  ์•ˆ์ •์ ์ธ ์—ด์พŒ์ ์„ฑ(PMV) ๋ฒ”์œ„๋ฅผ ์œ ์ง€ํ•˜์˜€์œผ๋ฉฐ, ๊ธฐ์กด ๋ฒฝ๋ฉด ๊ณต๊ธฐ ์˜จ๋„ ์ œ์–ด ๋Œ€๋น„ ์•ฝ 11.3%์˜ ๋ˆ„์  ์—๋„ˆ์ง€ ์‚ฌ์šฉ๋Ÿ‰ ์ ˆ๊ฐ ํšจ๊ณผ๋ฅผ ๋„์ถœํ•˜์˜€๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ๋ณต์‚ฌ ํ™˜๊ฒฝ ํŠน์„ฑ์„ ๋ฐ˜์˜ํ•œ ์‹ค ์ค‘์•™ MRT ๊ณ„์ธก์ด ์พŒ์ ์„ฑ๊ณผ ์—๋„ˆ์ง€ ํšจ์œจ์„ฑ์„ ๋™์‹œ์— ๋†’์ด๋Š” ์ตœ์ ์˜ ์ œ์–ด ๋ฐฉ์‹์ž„์„ ์ž…์ฆํ•˜์˜€๋‹ค.

Jung et al.(31)์€ ์‚ฌ์šฐ๋””์•„๋ผ๋น„์•„์˜ ๊ทนํ•œ ๊ณ ์˜จ๊ฑด์กฐ ๊ธฐํ›„์—์„œ ์žฌ์‹ค์ž์˜ ์˜จ์—ด ์พŒ์ ์„ฑ์„ ๋ณด์žฅํ•˜๋ฉด์„œ ๋ƒ‰๋ฐฉ ์—๋„ˆ์ง€๋ฅผ ์ €๊ฐํ•˜๊ธฐ ์œ„ํ•œ ์˜ˆ์ƒ ํ‰๊ท  ์˜จ์—ด๊ฐ(PMV) ๊ธฐ๋ฐ˜ ์ง€๋Šฅํ˜• ์ œ์–ด ์ „๋žต์˜ ์„ฑ๋Šฅ์„ ์‹ค์ฆํ•˜์˜€๋‹ค. ์‹ค๋Œ€ํ˜• ๊ธฐํ›„ํ™˜๊ฒฝ์‹ค ๋‚ด Mock-up ์ฑ”๋ฒ„๋ฅผ ๊ตฌ์ถ•ํ•˜๊ณ  ์ •์†ํ˜•, ์ธ๋ฒ„ํ„ฐํ˜•, PMV ๊ธฐ๋ฐ˜ ๋จธ์‹ ๋Ÿฌ๋‹ ์ œ์–ด์˜ ์„ธ ๊ฐ€์ง€ ์šด์ „ ๋ฐฉ์‹์„ ๋น„๊ต ์‹คํ—˜ํ•˜์˜€๋‹ค. ๋ถ„์„ ๊ฒฐ๊ณผ, PMV ๊ธฐ๋ฐ˜ ๋จธ์‹ ๋Ÿฌ๋‹ ์ œ์–ด์€ ์ •์†ํ˜• ๋Œ€๋น„ 49%, ์ธ๋ฒ„ํ„ฐํ˜• ๋Œ€๋น„ 6%์˜ ๋ƒ‰๋ฐฉ ์—๋„ˆ์ง€ ์ ˆ๊ฐ ํšจ๊ณผ๋ฅผ ๋‹ฌ์„ฑํ•˜์˜€๋‹ค. ์˜จ์—ด ์พŒ์ ์„ฑ ์ธก๋ฉด์—์„œ ์ •์†ํ˜•๊ณผ ์ธ๋ฒ„ํ„ฐํ˜•์˜ PMV ๋ถ€์ ํ•ฉ๋ฅ ์€ ๊ฐ๊ฐ 100%์™€ 56%๋กœ ๋‚˜ํƒ€๋‚˜ ์พŒ์  ๋ฒ”์œ„ ์œ ์ง€์— ํ•œ๊ณ„๋ฅผ ๋ณด์˜€์œผ๋‚˜, PMV ๊ธฐ๋ฐ˜ ๋จธ์‹ ๋Ÿฌ๋‹ ์ œ์–ด์€ 6%๋กœ ํฌ๊ฒŒ ๊ฐœ์„ ๋˜์–ด ์ „์ฒด ์šด์ „ ์‹œ๊ฐ„์˜ 94% ๋™์•ˆ ASHRAE-55 ์พŒ์  ๋ฒ”์œ„๋ฅผ ๋งŒ์กฑํ•˜์˜€๋‹ค. ์ด๋ฅผ ํ†ตํ•ด PMV ๊ธฐ๋ฐ˜์˜ ์ง€๋Šฅํ˜• ์ œ์–ด๋Š” ๋‹จ์ˆœ ์˜จ๋„ ์„ค์ • ์ œ์–ด๋ณด๋‹ค ์‹ค์ œ ์ฒด๊ฐ ํ™˜๊ฒฝ์„ ์ •๋ฐ€ํ•˜๊ฒŒ ๋ฐ˜์˜ํ•˜์—ฌ ์พŒ์  ์„ฑ๋Šฅ๊ณผ ์—๋„ˆ์ง€ ํšจ์œจ์˜ ๊ท ํ˜•์„ ํ™•๋ณดํ•˜๋Š” ๋ฐ ์šฐ์ˆ˜ํ•œ ์ „๋žต์ž„์„ ๊ฒ€์ฆํ•˜์˜€๋‹ค.

Jang et al.(32)์€ 50์„ธ๋Œ€ ๊ทœ๋ชจ์˜ ๊ณต๋™์ฃผํƒ์„ ๋Œ€์ƒ์œผ๋กœ ์ค‘์•™ ๊ณต๊ธ‰ํ˜• ๋ฐ ์บ์Šค์ผ€์ด๋“œํ˜• ํžˆํŠธํŽŒํ”„ ๋‚œ๋ฐฉ ์‹œ์Šคํ…œ์˜ ์šด์ „ ๋ฐฉ์‹์— ๋”ฐ๋ฅธ ์—๋„ˆ์ง€ ์†Œ๋น„๋Ÿ‰ ์ฐจ์ด๋ฅผ TRNSYS ์‹œ๋ฎฌ๋ ˆ์ด์…˜์„ ํ†ตํ•ด ๋ถ„์„ํ•˜๊ณ  ์ค‘๊ฐ„ ์˜จ๋„๋ฅผ ์ตœ์ ํ™”ํ•˜์˜€๋‹ค. ๋ถ„์„ ๊ฒฐ๊ณผ ์ผ€์Šค์ผ€์ด๋“œํ˜• ์‹œ์Šคํ…œ์ด ์ค‘์•™ ๊ณต๊ธ‰ํ˜• ๋Œ€๋น„ ์—๋„ˆ์ง€ ์†Œ๋น„๋Ÿ‰์„ ์•ฝ 47% ์ ˆ๊ฐํ•˜๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. TRNopt (TRNSYS Optimization Tool)์™€ GENopt(Generic Optimization Program)๋ฅผ ํ™œ์šฉํ•˜์—ฌ ์‹œ๊ฐ„๋Œ€๋ณ„ ๋‚œ๋ฐฉ๋ถ€ํ•˜์— ๋”ฐ๋ฅธ ์บ์Šค์ผ€์ด๋“œํ˜• ์‹œ์Šคํ…œ์˜ ์ถ•์—ด์กฐ ์ค‘๊ฐ„ ์˜จ๋„๋ฅผ ์ตœ์ ํ™”ํ•œ ๊ฒฐ๊ณผ, ๋‚œ๋ฐฉ๋ถ€ํ•˜๊ฐ€ ๋†’์€ ์ž์ • ~ ์˜ค์ „ 6์‹œ์—๋Š” ๊ฐ€์žฅ ๋†’์€ 31โ„ƒ, ๋ถ€ํ•˜๊ฐ€ ์ ์€ ์ •์˜ค ~ ์˜คํ›„ 6์‹œ์—๋Š” 18โ„ƒ๋กœ ๋„์ถœ๋˜์—ˆ์œผ๋ฉฐ, 1์›” ํ•œ ๋‹ฌ๊ฐ„ ์ด ์—๋„ˆ์ง€ ์†Œ๋น„๋Ÿ‰์˜ ์ตœ์†Ÿ๊ฐ’์„ 10,607.477 kWh๋กœ ์ตœ์†Œํ™”ํ•˜์˜€๋‹ค. ๋ณธ ์—ฐ๊ตฌ๋Š” ์ „๊ธฐํ™” ๊ฑด๋ฌผ์˜ ์—๋„ˆ์ง€ ์‹œ์Šคํ…œ ์„ค๊ณ„ ๋ฐ ํƒ„์†Œ์ค‘๋ฆฝ ๋‹ฌ์„ฑ์„ ์œ„ํ•œ ํžˆํŠธํŽŒํ”„ ์ œ์–ด ๋ฐ ์ตœ์ ํ™” ์ „๋žต์˜ ๊ธฐ์ดˆ ์ž๋ฃŒ๋กœ ํ™œ์šฉ๋  ์ˆ˜ ์žˆ๋‹ค.

Jeong et al.(33)์€ ํƒœ์–‘๊ด‘์—ด(PVT)๊ณผ ๊ณต๊ธฐ ์—ด์› ํžˆํŠธํŽŒํ”„(ASHP) ์œต๋ณตํ•ฉ ์‹œ์Šคํ…œ์˜ ์šด์ „ ํšจ์œจ์„ ๊ทน๋Œ€ํ™”ํ•˜๊ธฐ ์œ„ํ•ด AI ๊ธฐ๋ฐ˜์˜ ์ตœ์  ์œ ๋Ÿ‰ ์ œ์–ด ๊ธฐ์ˆ ์„ ์ œ์•ˆํ•˜๊ณ  ํ•˜๊ณ„ ์‹ค์ฆ ์‹คํ—˜์„ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ๊ฐ€์šฐ์‹œ์•ˆ ํ˜ผํ•ฉ ๋ชจ๋ธ(GMM) ํด๋Ÿฌ์Šคํ„ฐ๋ง๊ณผ ๋‹คํ•ญ ํšŒ๊ท€ ๋ถ„์„์„ ๊ฒฐํ•ฉํ•œ AI ๋ชจ๋ธ์„ ๊ตฌ์ถ•ํ•˜์—ฌ ์‹ค์‹œ๊ฐ„ ํ™˜๊ฒฝ ๋ณ€์ˆ˜(์™ธ๊ธฐ ์˜จ๋„, ์ž…์ˆ˜ ์˜จ๋„ ๋“ฑ)์— ๋”ฐ๋ผ ์ˆœํ™˜์ˆ˜ ์œ ๋Ÿ‰์„ ๋™์ ์œผ๋กœ ์กฐ์ ˆํ•˜์˜€๋‹ค. ๋ถ€์‚ฐ ์ง€์—ญ ์‹ค์ฆ ํ”Œ๋žœํŠธ์—์„œ์˜ ์‹คํ—˜ ๊ฒฐ๊ณผ, AI ๊ธฐ๋ฐ˜ ์ตœ์  ์ œ์–ด ์ ์šฉ ์‹œ ๊ธฐ์กด ๊ณ ์ • ์œ ๋Ÿ‰ ๋ฐฉ์‹ ๋Œ€๋น„ ํžˆํŠธํŽŒํ”„์˜ ํ‰๊ท  ์„ฑ๋Šฅ๊ณ„์ˆ˜(COP)๋Š” 14.7% ํ–ฅ์ƒ๋˜์—ˆ์œผ๋ฉฐ, ์‹œ์Šคํ…œ ์ „์ฒด ์—๋„ˆ์ง€ ์†Œ๋น„๋Ÿ‰์€ 12% ์ ˆ๊ฐ๋จ์„ ํ™•์ธํ•˜์˜€๋‹ค. ํŠนํžˆ ๋ถ€ํ•˜๊ฐ€ ์ ์€ ์กฐ๊ฑด์—์„œ๋Š” ์œ ๋Ÿ‰์„ 4% ๊ฐ์†Œ์‹œํ‚ค๋Š” ๊ฒƒ๋งŒ์œผ๋กœ ์ตœ๋Œ€ 25%์˜ ์ˆœํ™˜ํŽŒํ”„ ์†Œ๋น„์ „๋ ฅ ์ ˆ๊ฐ ํšจ๊ณผ๊ฐ€ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ๊ฒฐ๋ก ์ ์œผ๋กœ ์‹ค์‹œ๊ฐ„ ๋ถ€ํ•˜ ๋ณ€๋™์„ ๋ฐ˜์˜ํ•œ ์ •๋ฐ€ ์œ ๋Ÿ‰ ์ œ์–ด๊ฐ€ ์‹ ์žฌ์ƒ ์—๋„ˆ์ง€ ์œต๋ณตํ•ฉ ์‹œ์Šคํ…œ์˜ ์„ฑ๋Šฅ ํ–ฅ์ƒ๊ณผ ์ œ๋กœ์—๋„ˆ์ง€ ๊ฑด์ถ•๋ฌผ ๊ตฌํ˜„์„ ์œ„ํ•œ ์‹คํšจ์„ฑ ์žˆ๋Š” ๊ธฐ์ˆ ์ž„์„ ์ž…์ฆํ•˜์˜€๋‹ค.

Choi and Lee(34)๋Š” ๊ตญ๋‚ด ๋‹จ๋…์ฃผํƒ์˜ ๊ธฐ์กด ํ™”์„์—ฐ๋ฃŒ(๋„์‹œ๊ฐ€์Šค, ๋“ฑ์œ  ๋“ฑ) ๋‚œ๋ฐฉ ๋ฐ ๊ธ‰ํƒ• ์‹œ์Šคํ…œ์„ ๊ณ ํšจ์œจ ์ „๊ธฐ ํžˆํŠธํŽŒํ”„๋กœ ์ „ํ™˜ํ•  ๊ฒฝ์šฐ ๋ฐœ์ƒํ•˜๋Š” ์˜จ์‹ค๊ฐ€์Šค(CO2) ์ €๊ฐ ํšจ๊ณผ๋ฅผ ์‚ฐ์ •ํ•˜๊ณ  2035๋…„๊นŒ์ง€์˜ ๊ฐ์ถ• ์‹œ๋‚˜๋ฆฌ์˜ค๋ฅผ ์˜ˆ์ธกํ•˜์˜€๋‹ค. ์•ฝ 321๋งŒ ํ˜ธ์˜ ๋‹จ๋…์ฃผํƒ ์ˆ˜, ๋‚œ๋ฐฉ ์—ฐ๋ฃŒ๋ณ„ ๋น„์ค‘, ์ „๋ ฅ ๋ฐฐ์ถœ๊ณ„์ˆ˜, ๊ณ„์ ˆ ์„ฑ๋Šฅ ์ง€ํ‘œ(SPF=3.0) ๋“ฑ์„ ์ ์šฉํ•˜์—ฌ ์‚ฐ์ถœํ•œ ๊ฒฐ๊ณผ, ์ „๋ฉด ์ „ํ™˜ ์‹œ ๊ธฐ์กด ์—ฐ๊ฐ„ ์•ฝ 1,000๋งŒ ํ†ค์˜ CO2 ๋ฐฐ์ถœ๋Ÿ‰์ด ์•ฝ 636๋งŒ ํ†ค์œผ๋กœ ๊ฐ์†Œํ•˜์—ฌ ๋งค๋…„ ์•ฝ 364๋งŒ ํ†ค(์•ฝ 36%)์˜ ๊ฐ์ถ• ํšจ๊ณผ๊ฐ€ ๋ฐœ์ƒํ•˜๋Š” ๊ฒƒ์œผ๋กœ ์ถ”์‚ฐ๋˜์—ˆ๋‹ค. ํ–ฅํ›„ 10๋…„์— ๊ฑธ์ณ ๋งค๋…„ 10%p ์”ฉ ์ ์ง„์ ์œผ๋กœ ๋ณด๊ธ‰๋  ๊ฒฝ์šฐ 10๋…„๊ฐ„ ๋ˆ„์  CO2 ๊ฐ์ถ•๋Ÿ‰์€ ์•ฝ 2,002๋งŒ ํ†ค์— ๋‹ฌํ•  ๊ฒƒ์œผ๋กœ ์˜ˆ์ธก๋˜์—ˆ์œผ๋ฉฐ, ๊ฑด๋ฌผ ๋ถ€๋ฌธ์˜ ํƒˆํƒ„์†Œํ™” ๋ชฉํ‘œ ๋‹ฌ์„ฑ์„ ์œ„ํ•ด ๋‚œ๋ฐฉ ์—๋„ˆ์ง€์˜ ์ „๊ธฐํ™”๊ฐ€ ํ•„์ˆ˜์ ์ž„์„ ๊ฐ•์กฐํ•˜์˜€๋‹ค.

Choi et al.(35)์€ ๋ชจ๋ธ ์˜ˆ์ธก ์ œ์–ด(MPC) ์ ์šฉ ์‹œ ์—ฐ์‚ฐ ํšจ์œจ์„ฑ์„ ๋†’์ด๊ธฐ ์œ„ํ•ด ์ฃผ๊ฑฐ์šฉ ๋‹ค์ค‘ ์กด ๊ฑด๋ฌผ์˜ ์—ด์  ๊ฑฐ๋™์„ ๋ฌ˜์‚ฌํ•˜๋Š” Grey-box(RC ๋„คํŠธ์›Œํฌ) ๋ชจ๋ธ์˜ ํŒŒ๋ผ๋ฏธํ„ฐ ๊ฐ„์†Œํ™” ๋ฐฉ์•ˆ์„ ์ œ์•ˆํ•˜์˜€๋‹ค. ์‹ค์ธก ๋ฐ์ดํ„ฐ๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ 24๊ฐœ์˜ ์—ด์ €ํ•ญ๊ณผ 17๊ฐœ์˜ ์—ด์šฉ๋Ÿ‰์„ ๊ฐ–๋Š” ๊ธฐ์กด ๊ธฐ๋ณธ ๋ชจ๋ธ(24R-17C)์„ ๋ฐ”๋‹ฅ ์—ด์šฉ๋Ÿ‰๋งŒ ์ถ•์†Œํ•œ 24R-8C ๋ชจ๋ธ๊ณผ ๋ฐ”๋‹ฅ ์ƒํƒœ๋ฅผ ๋‹จ์ผ๋กœ ํ†ตํ•ฉํ•œ 16R-6C ๋ชจ๋ธ๋กœ ๋‹จ์ˆœํ™”ํ•˜์—ฌ ์˜ˆ์ธก ์„ฑ๋Šฅ(RMSE ๊ธฐ๋ฐ˜)์„ ๋น„๊ต ํ‰๊ฐ€ํ•˜์˜€๋‹ค. ํ‰๊ฐ€ ๊ฒฐ๊ณผ, ๋ฐ”๋‹ฅ์ธต์˜ ์„ธ๋ถ„ํ™”๋œ ๊ตฌ์กฐ๋ฅผ ์œ ์ง€ํ•œ 24R-8C ๋ชจ๋ธ์€ ํ‰๊ท  ์‹ค๋‚ด ๊ณต๊ธฐ ์˜จ๋„ RMSE 0.55โ„ƒ, ๋ฐ”๋‹ฅ ํ‘œ๋ฉด ์˜จ๋„ RMSE 0.47โ„ƒ๋ฅผ ๊ธฐ๋กํ•˜๋ฉฐ ๊ฐ„์†Œํ™” ์ด์ „ ๋ชจ๋ธ๊ณผ ๋™์ผํ•œ ์ˆ˜์ค€์˜ ๋†’์€ ์˜ˆ์ธก ์ •ํ™•๋„๋ฅผ ์œ ์ง€ํ•˜์˜€๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ๋ณต์žกํ•œ ๋ฐ”๋‹ฅ ๋ณต์‚ฌ ๋‚œ๋ฐฉ ๊ตฌ์กฐ์—์„œ๋„ ํŒŒ๋ผ๋ฏธํ„ฐ ์ˆ˜๋ฅผ ์ค„์—ฌ ๊ณ„์‚ฐ ๋น„์šฉ์„ ์ ˆ๊ฐํ•˜๋ฉด์„œ ๋ฌผ๋ฆฌ์  ํƒ€๋‹น์„ฑ์„ ํ™•๋ณดํ•  ์ˆ˜ ์žˆ์Œ์„ ํ™•์ธํ•˜์˜€๋‹ค.

3.4 ๊ธฐํƒ€ ๋ถ„์•ผ

Ahn et al.(36)์€ ๊ธฐ์กด ๋…ธํ›„ ๊ฑด์ถ•๋ฌผ์˜ ๊ทธ๋ฆฐ๋ฆฌ๋ชจ๋ธ๋ง์ด IFC-BIM ๊ธฐ๋ฐ˜์˜ ๋””์ง€ํ„ธ ํ”Œ๋žซํผ์—์„œ ์ง„ํ–‰๋  ๋•Œ, ๊ฑด๋ฌผ ๋‹จ์œ„์—์„œ ๊ฑด๋ฌผ๊ตฐ, ๋” ๋‚˜์•„๊ฐ€ ๋„์‹œ ๊ทœ๋ชจ์˜ ๊ณต๊ฐ„์ด ๋””์ง€ํ„ธ ํŠธ์œˆ์œผ๋กœ ๊ตฌ์ถ•๋  ๋•Œ, ๊ฐœ๋ณ„ ๊ฑด๋ฌผ ๋‹จ์œ„์—์„œ ๋‚ด์™ธ๋ถ€ ํ™˜๊ฒฝ์œผ๋กœ์˜ ์—ฐ๋™์ด ํ•„์š”ํ•œ ๊ฒƒ์„ ๊ทœ๋ช…ํ•˜์˜€๋‹ค(Fig. 6). ์ฆ‰, ๊ทธ๋ฆฐ๋ฆฌ๋ชจ๋ธ๋ง์˜ ๋””์ง€ํ„ธ ํ”Œ๋žซํผ๊ณผ ๋””์ง€ํ„ธ ํŠธ์œˆ๊ณผ์˜ ์—ฐ๊ฒฐ์„ ์œ„ํ•ด์„œ๋Š”, ๊ธฐ์ˆ ์ ์œผ๋กœ ๊ฐ๊ฐ์˜ ๊ฐ€์ƒ๊ณต๊ฐ„ ๊ตฌ์ถ• ํ‘œ์ค€์˜ ์ƒ์ดํ•จ๊ณผ ๋ฐ์ดํ„ฐ ๋ถ„๋ฅ˜์ฒด๊ณ„ ๋ฐ ๊ฐ ๋ฐ์ดํ„ฐ ๊ฐ„ ๋Œ€์‘์ฒด๊ณ„์— ๋Œ€ํ•œ ์ƒํ˜ธ ์—ฐ๋™์ด ๊ฐ€๋Šฅํ•œ ๋ณ€ํ™˜ ๋ฐ ์ตœ์ ํ™” ๋…ธ๋ ฅ์ด ํ•„์š”ํ•จ์„ ๊ฐ•์กฐํ•˜์˜€๋‹ค.

Choi et al.(37)์€ ๊ฑด๋ฌผ ์—๋„ˆ์ง€ ์ˆ˜์š” ์˜ˆ์ธก์„ ์œ„ํ•œ ๋จธ์‹ ๋Ÿฌ๋‹ ๋ชจ๋ธ ๊ฐœ๋ฐœ์— ์žˆ์–ด ๋ฐ์ดํ„ฐ ๋ถ€์กฑ ๋ฌธ์ œ์™€ ๊ฐœ๋ณ„ ๊ฑด๋ฌผ ๋งž์ถคํ˜• ๋ชจ๋ธ ๊ตฌ์ถ•์˜ ๋†’์€ ๋น„์šฉ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•œ ์ƒˆ๋กœ์šด ๋ฐฉ๋ฒ•๋ก ์„ ์ œ์‹œํ–ˆ๋‹ค. ๋น„์ง€๋„ ๋Œ€์กฐํ•™์Šต ์‹œ๊ณ„์—ด ์ธ์ฝ”๋”์ธ TS2Vec์„ ํ™œ์šฉํ•ด ์ถ”์ถœํ•œ ํ‘œํ˜„ ๋ฒกํ„ฐ ๊ธฐ๋ฐ˜์˜ ์‹œ๊ณ„์—ด ์œ ์‚ฌ๋„ ํŒ๋ณ„๋ฒ•์„ ๊ฐœ๋ฐœํ•˜๊ณ , ์ด๋ฅผ ์˜๊ตญ ์ผ€์ž„๋ธŒ๋ฆฌ์ง€ ์ง€์—ญ์˜ ์ต๋ช…ํ™”๋œ ๊ฑด๋ฌผ ์ „๋ ฅ ์‚ฌ์šฉ๋Ÿ‰ ๋ฐ์ดํ„ฐ์…‹์— ์ ์šฉํ•˜์—ฌ ๊ทธ ํšจ๊ณผ๋ฅผ ์ž…์ฆํ–ˆ๋‹ค.

Yan et al.(38)์€ ๊ทธ๋ฆฐ๋ฆฌ๋ชจ๋ธ๋ง ๊ธฐํš๋‹จ๊ณ„์—์„œ ๊ฑด๋ฌผ ์—๋„ˆ์ง€์— ๋Œ€ํ•ด ๊ณ ๋„์˜ ์ง€์‹์„ ์ˆ™์ง€ํ•˜์ง€ ์•Š์€ ์‚ฌ์šฉ์ž๊ฐ€ ๊ทธ๋ฆฐ๋ฆฌ๋ชจ๋ธ๋ง์— ๋”ฐ๋ฅธ ์—๋„ˆ์ง€ ์ ˆ๊ฐ ํšจ๊ณผ๋ฅผ ์ตœ๋Œ€ํ™”ํ•˜๋Š” ๊ทธ๋ฆฐ๋ฆฌ๋ชจ๋ธ๋ง ์•ˆ์„ ์ž‘์„ฑํ•˜๊ธฐ ์œ„ํ•œ ๊ทธ๋ฆฐ๋ฆฌ๋ชจ๋ธ๋ง ์˜์‚ฌ๊ฒฐ์ • ํˆด์„ ๊ฐœ๋ฐœํ•˜์˜€๋‹ค. ์‚ฌ์šฉ์ž์˜ ์ž…๋ ฅ ์˜ค๋ฅ˜๋ฅผ ์ตœ์†Œํ™”ํ•˜๊ธฐ ์œ„ํ•ด ์ž…๋ ฅ๊ฐ’์„ ๊ฐ„์†Œํ™”ํ•˜์˜€์œผ๋ฉฐ, ๋˜ํ•œ ์ž๋™์œผ๋กœ ์ตœ์ ์˜ ์กฐํ•ฉ์„ ์ œ์•ˆํ•˜๋Š” ๊ธฐ๋Šฅ์„ ๋‘์–ด ํ˜„์žฅ์—์„œ ๊ทธ๋ฆฐ๋ฆฌ๋ชจ๋ธ๋ง ์•ˆ์„ ์—๋„ˆ์ง€ ํšจ์œจ์ ์œผ๋กœ ์ž‘์„ฑํ•  ์ˆ˜ ์žˆ๋„๋ก ํ•˜์˜€๋‹ค.

Choi et al.(39)์€ ๊ตญ๋‚ด ๊ฑด์ถ•๋ฌผ ์—๋„ˆ์ง€ ์„ค๊ณ„ ๊ธฐ์ค€ ๋ฐ ์ธ์ฆ ์ œ๋„๋ฅผ ๊ทธ๋ฆฌ๋“œ ๋Œ€์‘ํ˜• ๊ณ ํšจ์œจ ๊ฑด๋ฌผ(GEB)์˜ 4๋Œ€ ํ•ต์‹ฌ ์ „๋žต ๊ด€์ ์—์„œ ๋ถ„์„ํ•˜์—ฌ ๋Œ€์‘ ์ˆ˜์ค€์„ ์ง„๋‹จํ•˜์˜€๋‹ค. ์—๋„ˆ์ง€ ์ ˆ์•ฝ ์„ค๊ณ„ ๊ธฐ์ค€, ์ œ๋กœ์—๋„ˆ์ง€ ๋นŒ๋”ฉ(ZEB) ์ธ์ฆ ๋“ฑ 4๊ฐ€์ง€ ์ œ๋„๋ฅผ ๋Œ€์ƒ์œผ๋กœ ๋ฐ์ดํ„ฐ ์ˆ˜์ง‘, ๋ถ„์‚ฐ ์—๋„ˆ์ง€(DER) ์„ค์น˜, ์ˆ˜์š” ์œ ์—ฐ์„ฑ(DF) ์ œ์–ด, ์ „๋ ฅ๋ง ์—ฐ๊ณ„ ํ•ญ๋ชฉ์„ ์‹ฌ์ธต ๊ฒ€ํ† ํ•˜์˜€๋‹ค. ๋ถ„์„ ๊ฒฐ๊ณผ, ํ˜„ํ–‰ ์ œ๋„๋Š” ๋ฐ์ดํ„ฐ ๋ชจ๋‹ˆํ„ฐ๋ง ๋ฐ DER ์„ค์น˜ ์ธํ”„๋ผ ๊ตฌ์ถ•์—๋Š” ๊ฐ•์ ์„ ๋ณด์˜€์œผ๋‚˜, ์ˆ˜์š” ์œ ์—ฐ์„ฑ ๋ฐ ์ „๋ ฅ๋ง ์—ฐ๊ณ„ ํ•ญ๋ชฉ์€ ๋ฐ˜์˜ ์ˆ˜์ค€์ด ๋งค์šฐ ๋‚ฎ์€ ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ํŠนํžˆ ZEB ์ธ์ฆ์˜ ๊ฑด๋ฌผ์—๋„ˆ์ง€ ๊ด€๋ฆฌ์‹œ์Šคํ…œ(BEMS) ์„ค์น˜ ๊ธฐ์ค€์ด ํ–ฅํ›„ GEB์˜ ์ˆ˜์š” ์œ ์—ฐ์„ฑ ๊ธฐ๋Šฅ์„ ์ˆ˜์šฉํ•  ์ˆ˜ ์žˆ๋Š” ํ•ต์‹ฌ์ ์ธ ์ œ๋„์  ์ˆ˜๋‹จ์ด ๋  ์ˆ˜ ์žˆ์Œ์„ ์ œ์‹œํ•˜์˜€๋‹ค. ๋ณธ ์—ฐ๊ตฌ๋Š” ๋‹จ๊ธฐ์ ์œผ๋กœ ํ˜„ํ–‰ ์ฒ˜๋ฐฉ ๊ธฐ์ค€์— ์œ ์—ฐ์„ฑ ์ œ์–ด ๊ธฐ์ˆ ์„ ํ†ตํ•ฉํ•˜๊ณ , ์ค‘์žฅ๊ธฐ์ ์œผ๋กœ๋Š” ์„ฑ๋Šฅ ๊ธฐ๋ฐ˜ ํ‰๊ฐ€๋ฅผ ํ†ตํ•ด ์ˆ˜์š” ์œ ์—ฐ์„ฑ์˜ ๊ฐ€์น˜๋ฅผ ์ •๋Ÿ‰ํ™”ํ•  ์ˆ˜ ์žˆ๋Š” ํ‰๊ฐ€ ์ง€ํ‘œ์™€ ์‹œ๋ฎฌ๋ ˆ์ด์…˜ ๋ฐฉ๋ฒ•๋ก  ๋„์ž…์ด ํ•„์š”ํ•จ์„ ๊ฐ•์กฐํ•˜์˜€๋‹ค.

Kim et al.(40)์€ ๋…ธํ›„ ๊ฑด์ถ•๋ฌผ์˜ ๋„๋ฉด ์ƒ์„ฑ์„ ์œ„ํ•ด iOS ๊ธฐ๋ฐ˜ 3์ข…์˜ ๋ชจ๋ฐ”์ผ 3D ์Šค์บ๋‹ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜(3D Scanner App, RTAB-Map, Polycam)์˜ ์„ฑ๋Šฅ์„ ์ •๋Ÿ‰์ ์œผ๋กœ ๋น„๊ต ๋ถ„์„ํ•˜์˜€๋‹ค. ์Šค์บ๋‹, ํ•„ํ„ฐ๋ง, ์ •ํ•ฉ(Registration), ๋ชจ๋ธ๋ง 4๋‹จ๊ณ„๋กœ ๊ตฌ์„ฑํ•˜์—ฌ ์ ๊ตฐ ๋ฐ์ดํ„ฐ(PCD)์˜ ๋…ธ์ด์ฆˆ ๋ฐœ์ƒ๋ฅ , ์ •ํ•ฉ ์†Œ์š” ์‹œ๊ฐ„, 2D ๋„๋ฉด ์ •ํ™•๋„๋ฅผ ํ‰๊ฐ€ํ•˜์˜€๋‹ค. ๋„๋ฉด ์ •ํ™•๋„๋Š” MBE(Mean Bias Error)์™€ CVRMSE(Coefficient of Variation of the Root Mean Square Error)์ง€ํ‘œ๋ฅผ ํ™œ์šฉํ•˜์—ฌ ๊ฒ€์ฆํ•˜์˜€์œผ๋ฉฐ , ์ ๊ตฐ ๋ฐ์ดํ„ฐ ํ’ˆ์งˆ์ด ์šฐ์ˆ˜ํ•œ RTAB-Map๊ณผ ์ž๋™ ์ •ํ•ฉ ์•Œ๊ณ ๋ฆฌ์ฆ˜์„ ๊ฐ–์ถ˜ uBuilder๋ฅผ ์กฐํ•ฉํ•œ ํ”„๋กœ์„ธ์Šค๊ฐ€ ASHRAE Guideline 14 ๊ธฐ์ค€์„ ๋งŒ์กฑํ•˜๋ฉฐ ๊ฐ€์žฅ ๋†’์€ ์ •ํ™•๋„์™€ ์‹œ๊ฐ„ ํšจ์œจ์„ฑ์„ ๋ณด์ž„์„ ํ™•์ธํ•˜์˜€๋‹ค.

Fig. 6 Data and information flow between physical space and cyber space. Reproduced from Ref. 36 with permission from SAREK.

../../Resources/sarek/KJACR.2026.38.6.337/fig6.png

4. ๋ƒ‰ ๋™

4.1 ๊ฐœ ์š”

2025๋…„ ๋ƒ‰๋™ ๋ถ„์•ผ์—์„œ๋Š” ์ด 10ํŽธ์˜ ๋…ผ๋ฌธ์ด ๋ฐœํ‘œ๋˜์–ด ์ „๋…„ ๋Œ€๋น„ ์†Œํญ ์ฆ๊ฐ€ํ•˜์˜€์œผ๋ฉฐ, ์—ฐ๊ตฌ ์ฃผ์ œ ๋˜ํ•œ ๋ณด๋‹ค ๋‹ค์–‘ํ™”๋˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๋‹ค. ๋ƒ‰๋™์‹œ์Šคํ…œ(4ํŽธ)๊ณผ ํžˆํŠธํŽŒํ”„(4ํŽธ)๊ฐ€ ์œ ์‚ฌํ•œ ๋น„์ค‘์œผ๋กœ ๋‚˜ํƒ€๋‚˜ ์‚ฌ์ดํด ๊ธฐ๋ฐ˜ ์—ฐ๊ตฌ๊ฐ€ ์—ฌ์ „ํžˆ ์ค‘์‹ฌ์„ ์ด๋ฃจ๋Š” ๊ฐ€์šด๋ฐ, VRF(Variable Refrigerant Flow) ์‹œ์Šคํ…œ ๋ฐ ์ œ์Šตโ€คํ™˜๊ธฐ ์‹œ์Šคํ…œ๊ณผ ๊ฐ™์€ ๊ณต๊ธฐ์กฐํ™”(HVAC) ๋ถ„์•ผ ์—ฐ๊ตฌ(2ํŽธ)๊ฐ€ ๋ณ„๋„์˜ ์นดํ…Œ๊ณ ๋ฆฌ๋กœ ๊ตฌ๋ถ„๋  ์ˆ˜ ์žˆ์„ ๋งŒํผ ์˜๋ฏธ ์žˆ๋Š” ๋น„์ค‘์„ ์ฐจ์ง€ํ•˜์˜€๋‹ค. ์ด๋Š” 2024๋…„์— ํžˆํŠธํŽŒํ”„ ์—ฐ๊ตฌ๊ฐ€ ์ฆ๊ฐ€ํ•˜๋ฉฐ ๋ƒ‰๋™์‹œ์Šคํ…œ๊ณผ์˜ ์ด๋ถ„ ๊ตฌ์กฐ๋กœ ํ™•์žฅ๋œ ํ๋ฆ„์ด, 2025๋…„์—๋Š” ๊ณต์กฐ ์‹œ์Šคํ…œ์„ ํฌํ•จํ•œ ์‘์šฉ ๋ฐ ํ†ตํ•ฉ ์ค‘์‹ฌ ์—ฐ๊ตฌ๋กœ๊นŒ์ง€ ํ™•๋Œ€๋˜๊ณ  ์žˆ์Œ์„ ๋ณด์—ฌ์ค€๋‹ค.

4.2 ๋ƒ‰๋™์‹œ์Šคํ…œ

2025๋…„ ๋ƒ‰๋™์‹œ์Šคํ…œ ๊ด€๋ จ ๋…ผ๋ฌธ์€ ์ด 4ํŽธ์œผ๋กœ, 2024๋…„์˜ 5ํŽธ์— ๋น„ํ•ด ์†Œํญ ๊ฐ์†Œํ•œ ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. 2024๋…„์—๋Š” ๊ฐ€๋ณ€์† ๋ƒ‰๋™์‹œ์Šคํ…œ์˜ ์ •๋ฐ€ ์˜จ๋„ ์ œ์–ด ๋ฐ ๊ณ ํšจ์œจ ์šด์ „์„ ์œ„ํ•œ ๋ชจ๋ธ์˜ˆ์ธก์ œ์–ด(MPC)์™€ PID ํŠœ๋‹ ๊ธฐ๋ฒ•์„ ๋น„๋กฏํ•˜์—ฌ, ์Šคํฌ๋กค ์••์ถ•๊ธฐ ๋ฐฐ์•• ์กฐ์ ˆ ๋ฐธ๋ธŒ ์„ค๊ณ„ ๋ฐ ๋ชจ์„ธ๊ด€ ํŠน์„ฑ ๋ถ„์„ ๋“ฑ ์ œ์–ด ์ตœ์ ํ™”์™€ ์ฃผ์š” ๊ตฌ์„ฑ์š”์†Œ์˜ ์„ฑ๋Šฅ ๊ฐœ์„ ์— ์ค‘์ ์„ ๋‘” ์—ฐ๊ตฌ๊ฐ€ ํ™œ๋ฐœํžˆ ์ˆ˜ํ–‰๋˜์—ˆ๋‹ค. ๋ฐ˜๋ฉด, 2025๋…„์—๋Š” ๊ฐ€๋ณ€์† ๋ƒ‰๋™์‹œ์Šคํ…œ์— ๋Œ€ํ•œ ๊ฐ•์ธ ์ œ์–ด ๊ธฐ๋ฒ•(ADRC, MRAC)์ด ์ ์šฉ๋œ ์—ฐ๊ตฌ๊ฐ€ ์ง€์†๋˜๋Š” ๊ฐ€์šด๋ฐ, ํ™•์‚ฐํ˜• ํก์ˆ˜์‹ ๋ƒ‰๋™์‹œ์Šคํ…œ ๋ฐ ์ดˆ์ž„๊ณ„ CO2 ์‹œ์Šคํ…œ๊ณผ ๊ฐ™์€ ์‚ฌ์ดํด ๋‹ค์–‘ํ™” ๋ฐ ์ฐจ์„ธ๋Œ€ ๋ƒ‰๋งค ์‹œ์Šคํ…œ์— ๋Œ€ํ•œ ์—ฐ๊ตฌ๊ฐ€ ํฌํ•จ๋˜๋ฉด์„œ, ๊ธฐ์กด์˜ ์ œ์–ด ๋ฐ ์š”์†Œ๊ธฐ์ˆ  ์ค‘์‹ฌ์—์„œ ์‹œ์Šคํ…œ ์œ ํ˜• ํ™•์žฅ๊ณผ ์šด์ „ ์•ˆ์ •์„ฑ ํ™•๋ณด๋ฅผ ๊ณ ๋ คํ•œ ์—ฐ๊ตฌ๋กœ ์ผ๋ถ€ ๋ฐฉํ–ฅ์ด ํ™•์žฅ๋˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๋‹ค.

Ryu and Jeong(41)์€ ๊ฐ€๋ณ€์† ๋ƒ‰๋™์‹œ์Šคํ…œ์˜ ์ •๋ฐ€ ์˜จ๋„ ์ œ์–ด ์„ฑ๋Šฅ ํ–ฅ์ƒ์„ ์œ„ํ•ด ๋Šฅ๋™ ์™ธ๋ž€ ์ œ๊ฑฐ ์ œ์–ด(ADRC)๋ฅผ ์ ์šฉํ•˜๊ณ , ํ™•์žฅ ์ƒํƒœ๊ด€์ธก๊ธฐ(ESO)์™€ ์œ ์ „ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๊ธฐ๋ฐ˜ ๊ด€์ธก๊ธฐ ์ด๋“ ์ตœ์ ํ™”๋ฅผ ํ†ตํ•ด ์™ธ๋ž€ ๋ฐ ๋ชจ๋ธ ๋ถˆํ™•์‹ค์„ฑ์— ๋Œ€ํ•œ ๊ฐ•์ธ ์ œ์–ด ์„ฑ๋Šฅ์„ ๋ถ„์„ํ•˜์˜€๋‹ค. ์‹œ๋ฎฌ๋ ˆ์ด์…˜ ๋ฐ ์‹คํ—˜ ๊ฒฐ๊ณผ๋ฅผ ํ†ตํ•ด ADRC ์ ์šฉ ์‹œ ๊ธฐ์กด PI ์ œ์–ด๊ธฐ ๋Œ€๋น„ ์—ด ๋ถ€ํ•˜ ๋ณ€๋™ ์กฐ๊ฑด์—์„œ ์ตœ๋Œ€ ์˜ค๋ฒ„์ŠˆํŠธ๊ฐ€ ์•ฝ 53.9 ~ 60.5% ๊ฐ์†Œํ•˜๊ณ  ์ •์ฐฉ์‹œ๊ฐ„์ด ์•ฝ 41.1% ~ 56.2% ๋‹จ์ถ•๋˜๋Š” ๋“ฑ ์ œ์–ด ์‘๋‹ต ํŠน์„ฑ์ด ํฌ๊ฒŒ ๊ฐœ์„ ๋จ์„ ํ™•์ธํ•˜์˜€์œผ๋ฉฐ, ๋ชจ๋ธ ๋ถˆํ™•์‹ค์„ฑ ์กฐ๊ฑด์—์„œ๋„ ์•ˆ์ •์ ์ธ ์˜จ๋„ ์ถ”์ข… ์„ฑ๋Šฅ์„ ํ™•๋ณดํ•จ์œผ๋กœ์จ ๊ฐ€๋ณ€์† ๋ƒ‰๋™์‹œ์Šคํ…œ์˜ ๊ฐ•์ธ ์ œ์–ด ๊ฐ€๋Šฅ์„ฑ์„ ์ œ์‹œํ•˜์˜€๋‹ค.

Nam and Jeong(42)์€ ๊ฐ€๋ณ€์† ๋ƒ‰๋™์‹œ์Šคํ…œ(VSRS)์˜ ๊ณ ์ •๋ฐ€ ์ œ์–ด๋ฅผ ์œ„ํ•ด ๋ชจ๋ธ ๋ถˆํ™•์‹ค์„ฑ๊ณผ ์™ธ๋ž€์— ๊ฐ•๊ฑดํ•œ ํ•˜์ด๋ธŒ๋ฆฌ๋“œ ๋ชจ๋ธ ์ฐธ์กฐ ์ ์‘ ์ œ์–ด๊ธฐ(H-MRAC)๋ฅผ ์ œ์•ˆํ•˜์˜€๋‹ค(Fig. 7 (a) ~ (b)). ์ˆ˜์ •๋œ ๋ชจ๋ธ ์ฐธ์กฐ ์ œ์–ด(MIT) ๊ทœ์น™์„ ๊ธฐ๋ฐ˜์œผ๋กœ ์„ค๊ณ„๋œ ์ œ์–ด๊ธฐ๋Š” ๋ชฉํ‘œ๊ฐ’ ์ถ”์ข… ์„ฑ๋Šฅ์„ ํ–ฅ์ƒ์‹œ์ผฐ์œผ๋ฉฐ, ์‹œ๋ฎฌ๋ ˆ์ด์…˜ ๋ฐ ์‹คํ—˜ ๊ฒฐ๊ณผ ๊ธฐ์กด PI ์ œ์–ด๊ธฐ ๋Œ€๋น„ ๋” ๋น ๋ฅธ ์ •์ฐฉ์‹œ๊ฐ„, ๋‚ฎ์€ ์–ธ๋”์ŠˆํŠธ, ๊ทธ๋ฆฌ๊ณ  ์ž‘์€ ์ •์ƒ์ƒํƒœ ์˜ค์ฐจ๋ฅผ ๋‚˜ํƒ€๋ƒˆ๋‹ค. ์ด๋Ÿฌํ•œ ๊ฒฐ๊ณผ๋Š” ์ œ์–ด ํŒŒ๋ผ๋ฏธํ„ฐ๊ฐ€ ๋ชจ๋ธ ํŠน์„ฑ์— ์˜์กดํ•˜์ง€ ์•Š๊ณ  ์ž๋™์œผ๋กœ ๊ฐฑ์‹ ๋˜๋Š” ํŠน์„ฑ์— ๊ธฐ์ธํ•œ๋‹ค.

Woo et al.(43)์€ ์นœํ™˜๊ฒฝ ๋ƒ‰๋งค๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ์†Œํ˜• ํก์ˆ˜์‹ ๋ƒ‰์žฅ๊ณ ์˜ ์„ฑ๋Šฅ์„ ์กฐ์‚ฌํ•˜์˜€๋‹ค. ๊ทธ ๊ฒฐ๊ณผ ํžˆํ„ฐ ์ „์••์„ ์กฐ์ ˆํ•œ ์‹คํ—˜์—์„œ 180 V์™€ 51 W ์กฐ๊ฑด์—์„œ ๊ฐ€์žฅ ๋†’์€ ํšจ์œจ์ด ๋‚˜ํƒ€๋‚ฌ์œผ๋ฉฐ, ์ด๋Š” ๋ฒ„๋ธ” ํŽŒํ”„ ๋‚ด 2์ƒ ์œ ๋™ ํŠน์„ฑ์— ๊ธฐ์ธํ•œ ๊ฒƒ์œผ๋กœ ํ™•์ธ๋˜์—ˆ๋‹ค. ๋”ฐ๋ผ์„œ ์‹œ์Šคํ…œ ํšจ์œจ์„ ๋†’์ด๊ธฐ ์œ„ํ•ด์„œ๋Š” ์ตœ์ ์˜ ์šด์ „ ์กฐ๊ฑด์„ ์„ค์ •ํ•˜๋Š” ๊ฒƒ์ด ์ค‘์š”ํ•จ์„ ์‹œ์‚ฌํ•œ๋‹ค.

Yang et al.(44)์€ ๋‚ด๋ถ€ ์—ด๊ตํ™˜๊ธฐ๊ฐ€ ์ ์šฉ๋œ ์ดˆ์ž„๊ณ„ CO2 ๋ƒ‰๋™์‹œ์Šคํ…œ์„ MATLAB/Simulink๋กœ ๊ตฌํ˜„ํ•˜๊ณ , ์™ธ๊ธฐ์˜จ๋„ ๋ณ€ํ™”์— ๋”ฐ๋ฅธ ์„ฑ๋Šฅ๊ณผ ๊ฒฝ์ œ์„ฑ์„ ๋ถ„์„ํ•˜์˜€๋‹ค. ๊ทธ ๊ฒฐ๊ณผ, ๊ด€๊ฒฝ ์ฆ๊ฐ€๋Š” ์„ฑ๋Šฅ ์ €ํ•˜๋ฅผ ์œ ๋ฐœํ–ˆ์ง€๋งŒ, ํ•€ ๋ฉด์  ์ฆ๊ฐ€๋Š” COP ํ–ฅ์ƒ๊ณผ ์†Œ๋น„์ „๋ ฅ ๊ฐ์†Œ์— ํšจ๊ณผ์ ์ด์—ˆ์œผ๋ฉฐ, ์ตœ์  ํ•€ ๋ฉด์ ์€ 0.14 ~ 0.16 mยฒ ๋ฒ”์œ„๋กœ ์ œ์‹œํ•˜์˜€๋‹ค.

Fig. 7 Experimental refrigeration system and VSCโ€“EEV transfer function model for hybrid model reference adaptive control of a variable-speed refrigeration system Reproduced from Ref. 42 with permission from SAREK.

../../Resources/sarek/KJACR.2026.38.6.337/fig7.png

4.3 ํžˆํŠธํŽŒํ”„

2025๋…„ ํžˆํŠธํŽŒํ”„ ๊ด€๋ จ ๋…ผ๋ฌธ์€ ์ด 4ํŽธ์œผ๋กœ 2024๋…„๊ณผ ์œ ์‚ฌํ•œ ์ˆ˜์ค€์„ ์œ ์ง€ํ•˜์˜€์œผ๋‚˜, ์—ฐ๊ตฌ ๋‚ด์šฉ ์ธก๋ฉด์—์„œ๋Š” ์ฐจ์ด๋ฅผ ๋ณด์˜€๋‹ค. 2024๋…„์—๋Š” MVR(Mechanical Vapor Recompression) ์—ฐ๊ณ„ ์‹œ์Šคํ…œ, ํ•˜์ฒœ์ˆ˜ ๊ธฐ๋ฐ˜ ์ˆ˜์—ด์› ํžˆํŠธํŽŒํ”„, ์ œ์ง€ ๊ฑด์กฐ ๊ณต์ • ์ ์šฉ ๋“ฑ ์‚ฐ์—… ๊ณต์ • ๋ฐ ๋Œ€์šฉ๋Ÿ‰ ์‹œ์Šคํ…œ์„ ๋Œ€์ƒ์œผ๋กœ ํ•œ ์‹ค์ฆ ๊ธฐ๋ฐ˜ ์—ฐ๊ตฌ๊ฐ€ ์ค‘์‹ฌ์„ ์ด๋ฃจ์—ˆ์œผ๋ฉฐ, ๋‹ค์–‘ํ•œ ์—ด์› ํ™œ์šฉ๊ณผ ์—๋„ˆ์ง€ ์ ˆ๊ฐ ํšจ๊ณผ๋ฅผ ์ •๋Ÿ‰์ ์œผ๋กœ ํ‰๊ฐ€ํ•˜๋Š” ๋ฐ ์ดˆ์ ์ด ๋งž์ถ”์–ด์กŒ๋‹ค. ๋ฐ˜๋ฉด 2025๋…„์—๋Š” ๊ฐ€์ •์šฉ ํžˆํŠธํŽŒํ”„ ์˜จ์ˆ˜๊ธฐ, ๋ชจ๋ฐ”์ผ ํžˆํŠธํŽŒํ”„, PVT(Photovoltaic-Thermal) - GSHP(Ground Source Heat Pump) ๊ฒฐํ•ฉ ์‹œ์Šคํ…œ, ํ•ญ๊ณต๊ธฐ ์ง€์ƒ ๋‚œ๋ฐฉ์šฉ ํžˆํŠธํŽŒํ”„ ๋“ฑ ์ ์šฉ ๋Œ€์ƒ์ด ์ฃผ๊ฑฐ, ์ด๋™์ฒด, ์žฌ์ƒ์—๋„ˆ์ง€ ์—ฐ๊ณ„ ๋ฐ ํŠน์ˆ˜ ์‘์šฉ ๋ถ„์•ผ๋กœ ๋‹ค์–‘ํ™”๋˜๋Š” ๊ฒฝํ–ฅ์ด ๋‚˜ํƒ€๋‚ฌ๋‹ค. ํŠนํžˆ ์ž์—ฐ ๋ƒ‰๋งค(R744, R290) ์ ์šฉ, ํ•˜์ด๋ธŒ๋ฆฌ๋“œ ์—ด์› ์‹œ์Šคํ…œ ๊ตฌ์„ฑ, ํƒ„์†Œ๋ฐฐ์ถœ ์ €๊ฐ ํšจ๊ณผ ๋ถ„์„ ๋“ฑ ์นœํ™˜๊ฒฝ์„ฑ ๋ฐ ์‹œ์Šคํ…œ ํ†ตํ•ฉ ๊ด€์ ์ด ๊ฐ•์กฐ๋˜์—ˆ๋‹ค.

Jeong et al.(45)์€ ๊ฐ€์ •์šฉ ๋ณด์ผ๋Ÿฌ๋ฅผ ํžˆํŠธํŽŒํ”„ ์˜จ์ˆ˜๊ธฐ๋กœ ๋Œ€์ฒดํ•  ๋•Œ ๋™์ ˆ๊ธฐ ์ „๋ ฅ์ˆ˜์š” ์ฆ๊ฐ€ ๋ฐ ์˜จ์‹ค๊ฐ€์Šค ๊ฐ์ถ• ํšจ๊ณผ๋ฅผ ์˜ˆ์ธกํ•˜๊ธฐ ์œ„ํ•ด ์™ธ๊ธฐ์˜จ๋„ ๊ธฐ๋ฐ˜ COP ๋ชจ๋ธ๊ณผ ๋„์‹œ๊ฐ€์Šค ์†Œ๋น„๋Ÿ‰ ํ†ต๊ณ„์ž๋ฃŒ๋ฅผ ํ™œ์šฉํ•œ ์ „๋ ฅ์ˆ˜์š” ๋ฐ ๋ฐฐ์ถœ๋Ÿ‰ ๋ถ„์„ ๋ชจ๋ธ์„ ๊ตฌ์ถ•ํ•˜์˜€๋‹ค(Fig. 8). ๋ถ„์„ ๊ฒฐ๊ณผ ํžˆํŠธํŽŒํ”„ ์ „ํ™˜ ์‹œ ๋™์ ˆ๊ธฐ ํ‰๊ท  ์ „๋ ฅ์ˆ˜์š”๋Š” ์•ฝ 20.3% ์ฆ๊ฐ€ํ•˜๋Š” ๋ฐ˜๋ฉด ์˜จ์‹ค๊ฐ€์Šค ๋ฐฐ์ถœ๋Ÿ‰์€ ์•ฝ 15.8% ๊ฐ์†Œํ•˜์˜€์œผ๋ฉฐ, ์ถ•์—ด ๊ธฐ๋ฐ˜ ๋ถ€ํ•˜์กฐ์ ˆ ์šด์ „์„ ์ ์šฉํ•  ๊ฒฝ์šฐ ์ „๋ ฅํ”ผํฌ ์ฆ๊ฐ€ ์—†์ด ์•ˆ์ •์ ์ธ ์ „๋ ฅ ์ˆ˜๊ธ‰ ์šด์ „์ด ๊ฐ€๋Šฅํ•จ์„ ์ œ์‹œํ•˜์˜€๋‹ค.

Kwon(46)์€ R744/R290 ํ˜ผํ•ฉ ๋ƒ‰๋งค๋ฅผ ์ ์šฉํ•œ ๋ชจ๋ฐ”์ผ์šฉ ํžˆํŠธํŽŒํ”„ ์‹œ์Šคํ…œ์—์„œ ํ˜ผํ•ฉ๋น„์— ๋”ฐ๋ฅธ ์„ฑ๋Šฅ ํŠน์„ฑ์„ ๋ถ„์„ํ•˜์˜€๋‹ค. R290์˜ ์งˆ๋Ÿ‰ ๋ถ„์œจ์ด ์ฆ๊ฐ€ํ•จ์— ๋”ฐ๋ผ ๋ƒ‰๋‚œ๋ฐฉ ์šฉ๋Ÿ‰๊ณผ ์„ฑ๋Šฅ๊ณ„์ˆ˜(COP)๋Š” ์ฆ๊ฐ€ํ•˜๋Š” ๋ฐ˜๋ฉด, ๋ƒ‰๋งค ์ถฉ์ „๋Ÿ‰์€ ๊ฐ์†Œํ•˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๋‹ค. ๋˜ํ•œ, ์‹œ์Šคํ…œ ์„ฑ๋Šฅ์€ ์‹ค์™ธ ์˜จ๋„์™€ ์••์ถ•๊ธฐ ํŠน์„ฑ์— ์˜ํ–ฅ์„ ๋ฐ›์œผ๋ฉฐ, ํŠน์ • ํ˜ผํ•ฉ๋น„ ๊ตฌ๊ฐ„์—์„œ๋Š” COP ์ฆ๊ฐ€๊ฐ€ ์„ ํ˜•์ ์ด์ง€ ์•Š์Œ์„ ํ™•์ธํ•˜์˜€๋‹ค. ์ด๋Ÿฌํ•œ ๊ฒฐ๊ณผ๋Š” ํ˜ผํ•ฉ ๋ƒ‰๋งค ์‹œ์Šคํ…œ ์„ค๊ณ„ ์‹œ ์••์ถ•๊ธฐ ์„ ํƒ์ด ์ค‘์š”ํ•œ ์š”์†Œ์ž„์„ ์‹œ์‚ฌํ•œ๋‹ค.

Lee et al.(47)์€ ๋‚œ๋ฐฉ ๋ถ€ํ•˜๊ฐ€ ํฐ ์˜จ์‹ค์—์„œ ์ง€์—ด์› ํžˆํŠธํŽŒํ”„(Ground Source Heat Pump, GSHP)๋ฅผ ์‚ฌ์šฉํ•  ๋•Œ ๋ฐœ์ƒํ•˜๋Š” ์ง€์ค‘ ์˜จ๋„ ์ €ํ•˜ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด, ๋น„๋‚œ๋ฐฉ๊ธฐ์— ํƒœ์–‘๊ด‘-์—ด ํ•˜์ด๋ธŒ๋ฆฌ๋“œ(Photovoltaic Thermal, PVT) ์‹œ์Šคํ…œ์˜ ์ž‰์—ฌ์—ด์„ ์ง€์ค‘์— ์ €์žฅํ•˜๋Š” ์ œ์–ด ๋กœ์ง์„ ์ œ์•ˆํ•˜์˜€๋‹ค. 5๋…„๊ฐ„์˜ ์‹œ๋ฎฌ๋ ˆ์ด์…˜ ๊ฒฐ๊ณผ ์ง€์ค‘ ์˜จ๋„๋ฅผ ์•ˆ์ •์ ์œผ๋กœ ์œ ์ง€ํ•˜๋ฉฐ ๊ธฐ์กด ๋Œ€๋น„ ์†Œ๋น„์ „๋ ฅ์„ 11.5% ์ ˆ๊ฐํ•˜๊ณ  ํ‰๊ท  ๋‚œ๋ฐฉ ์„ฑ๋Šฅ๊ณ„์ˆ˜(COP) 3.73์„ ๋‹ฌ์„ฑํ•˜์˜€์œผ๋ฉฐ, ์ด๋Š” ์—ฐ๊ฐ„ ์†Œ๋‚˜๋ฌด 658๊ทธ๋ฃจ๊ฐ€ ํก์ˆ˜ํ•˜๋Š” ์–‘๊ณผ ๋งž๋จน๋Š” ํƒ„์†Œ ์ €๊ฐ ํšจ๊ณผ๋ฅผ ์ž…์ฆํ•˜์˜€๋‹ค.

Kim(48)์€ ๊ณ„๋ฅ˜ ์ค‘ ํ•ญ๊ณต๊ธฐ์˜ ๊ธฐ์กด APU(Auxiliary Power Unit) ๋‚œ๋ฐฉ ์‹œ์Šคํ…œ์ด ๋‹ค๋Ÿ‰์˜ CO2๋ฅผ ๋ฐฐ์ถœํ•˜๋Š” ๋ฌธ์ œ์— ์ฃผ๋ชฉํ•˜๊ณ , ์ด๋ฅผ ๋Œ€์ฒดํ•˜๊ธฐ ์œ„ํ•œ PCA์šฉ ํžˆํŠธํŽŒํ”„ ์‹œ์Šคํ…œ์„ ์„ค๊ณ„ํ•˜์˜€๋‹ค. ์—ฐ๊ตฌ์—์„œ๋Š” EES๋ฅผ ์ด์šฉํ•ด 4๊ฐœ์˜ 1๋‹จ ์••์ถ• ์‚ฌ์ดํด์„ ์ง๋ ฌ๋กœ ์—ฐ๊ฒฐํ•œ ์‹œ์Šคํ…œ์„ ํ•ด์„ํ•˜์˜€์œผ๋ฉฐ, HFO ๊ณ„์—ด ๋ƒ‰๋งค ์ค‘ R1234ze(E)๊ฐ€ ๊ฐ€์žฅ ์ ํ•ฉํ•œ ๋ƒ‰๋งค๋กœ ํ‰๊ฐ€๋˜์—ˆ๋‹ค. ๋˜ํ•œ ์ธ์ฒœ๊ตญ์ œ๊ณตํ•ญ์˜ 10๋…„๊ฐ„ ๊ธฐ์ƒ ๋ฐ์ดํ„ฐ๋ฅผ ์ ์šฉํ•œ ๊ฒฐ๊ณผ, ์ œ์•ˆ๋œ ์‹œ์Šคํ…œ์€ ๊ธฐ์กด APU ๋Œ€๋น„ ์ตœ๋Œ€ 62%์˜ CO2 ๋ฐฐ์ถœ ์ €๊ฐ ํšจ๊ณผ๋ฅผ ๊ฐ€์ง€๋Š” ๊ฒƒ์„ ํ™•์ธํ•˜์˜€๋‹ค.

Fig. 8 Framework for analyzing the impact of large-scale adoption of residential heat pump water heaters on electricity demand. Reproduced from Ref. 45 with permission from SAREK.

../../Resources/sarek/KJACR.2026.38.6.337/fig8.png

4.4 ๊ณต์กฐ, ํ™˜๊ธฐ, ์ œ์Šต

2025๋…„์—๋Š” VRF ์‹œ์Šคํ…œ์—์–ด์ปจ๊ณผ ์ œ์Šตโ€“ํ™˜๊ธฐ ์‹œ์Šคํ…œ ๊ด€๋ จ ์—ฐ๊ตฌ๊ฐ€ ๊ฐ๊ฐ 1ํŽธ์”ฉ ๋ฐœํ‘œ๋˜์–ด, ๊ธฐ์กด์˜ ๋ƒ‰๋™์‹œ์Šคํ…œ ๋ฐ ํžˆํŠธํŽŒํ”„ ์ค‘์‹ฌ์˜ ์‚ฌ์ดํด ๊ธฐ๋ฐ˜ ์—ฐ๊ตฌ์™€๋Š” ๊ตฌ๋ณ„๋˜๋Š” ๊ณต์กฐ, ํ™˜๊ธฐ, ์ œ์Šต ๋ถ„์•ผ์˜ ์—ฐ๊ตฌ๊ฐ€ ๋ณ„๋„์˜ ์นดํ…Œ๊ณ ๋ฆฌ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค.

Lee(49)๋Š” ์‚ฐ์—…ํ†ต์ƒ์ž์›๋ถ€ ์ตœ์‹  ํšจ์œจ ๊ด€๋ฆฌ ๊ธฐ์ค€์— ๋Œ€์‘ํ•˜๊ธฐ ์œ„ํ•ด ๋ฉ€ํ‹ฐํ˜• ์ „๊ธฐ์‹ ํžˆํŠธํŽŒํ”„(EHP)์— ์Šค๋งˆํŠธ ๋ฆฌ์‹œ๋ฒ„๋ฅผ ์ ์šฉํ•˜์—ฌ ์„ฑ๋Šฅ์„ ํ‰๊ฐ€ํ•œ ๊ฒฐ๊ณผ, ๋ƒ‰๋งค ์ถฉ์ „๋Ÿ‰์˜ ์ตœ์  ์ œ์–ด๋ฅผ ํ†ตํ•ด ๋ƒ‰๋ฐฉ ๋ฐ ๋‚œ๋ฐฉ ์šด์ „ ๋ชจ๋‘์—์„œ ํšจ์œจ ํ–ฅ์ƒ์„ ํ™•์ธํ•˜์˜€์œผ๋ฉฐ, ํŠนํžˆ ํ†ตํ•ฉ ๋ƒ‰๋‚œ๋ฐฉ ํšจ์œจ(EERa)์ด ์•ฝ 4 ~ 5% ๊ฐœ์„ ๋˜๋Š” ํšจ๊ณผ๋ฅผ ๋ณด์˜€๋‹ค. ์Šค๋งˆํŠธ ๋ฆฌ์‹œ๋ฒ„ ์ฒด์  ์ฆ๊ฐ€(5 L โ†’ 7 L)๋Š” ๋ƒ‰๋ฐฉ ํšจ์œจ์—๋Š” ํฐ ์˜ํ–ฅ์„ ๋ฏธ์น˜์ง€ ์•Š์•˜์œผ๋‚˜ ๋‚œ๋ฐฉ ํšจ์œจ ์†Œํญ ํ–ฅ์ƒ์— ๊ธฐ์—ฌํ•˜์˜€๊ณ , ์ œํ’ˆ ์šฉ๋Ÿ‰ ์ฆ๊ฐ€ ์‹œ ๋‚˜ํƒ€๋‚˜๋Š” ํšจ์œจ ์ €ํ•˜ ๊ฒฝํ–ฅ์€ ์—ด๊ตํ™˜ ๋ฉด์  ํ™•๋Œ€ ๋ฐ ์‹œ์Šคํ…œ ์„ค๊ณ„ ์ตœ์ ํ™”๋ฅผ ํ†ตํ•ด ์™„ํ™”ํ•  ์ˆ˜ ์žˆ์—ˆ๋‹ค. ๋˜ํ•œ ์‹ค์šด์ „ ์กฐ๊ฑด์„ ๋ฐ˜์˜ํ•œ ๋ƒ‰๋งค ์ถฉโ€ค๋ฐฉ์ถœ ์ œ์–ด ์ „๋žต์„ ์ ์šฉํ•  ๊ฒฝ์šฐ ๋‹ค์–‘ํ•œ ๋ถ€ํ•˜ ์กฐ๊ฑด์—์„œ๋„ ์„ฑ๋Šฅ ํ–ฅ์ƒ๊ณผ ์†Œ๋น„์ „๋ ฅ ์ ˆ๊ฐ์ด ๊ฐ€๋Šฅํ•จ์„ ํ™•์ธํ•˜์˜€๋‹ค.

Shin et al.(50)์€ MOF(Metal-Organic Framework) ๊ธฐ๋ฐ˜ ์ฝ”ํŒ… ์—ด๊ตํ™˜๊ธฐ๋ฅผ ์ ์šฉํ•œ ์ œ์Šต-ํ™˜๊ธฐ ์‹œ์Šคํ…œ์—์„œ ๋ฐ˜์ฃผ๊ธฐ ์‹œ๊ฐ„, ์˜จ์ˆ˜ ์˜จ๋„, ๋ƒ‰๊ฐ์ˆ˜ ์˜จ๋„๊ฐ€ ์„ฑ๋Šฅ์— ๋ฏธ์น˜๋Š” ์˜ํ–ฅ์„ ๋ถ„์„ ๋ฐ ์กฐ์‚ฌํ•˜์˜€๋‹ค. ๋ฐ˜์ฃผ๊ธฐ ์‹œ๊ฐ„์€ 200 ~ 300์ดˆ์—์„œ ์ตœ์ ์ด์—ˆ์œผ๋ฉฐ, ์˜จ์ˆ˜ ์˜จ๋„๊ฐ€ ์ฆ๊ฐ€ํ•˜๋ฉด ์ œ์Šต๋Ÿ‰์€ ์ฆ๊ฐ€ํ•˜์ง€๋งŒ ํšจ์œจ์€ ๊ฐ์†Œํ•˜๊ณ , ๋ƒ‰๊ฐ์ˆ˜ ์˜จ๋„๊ฐ€ ๋‚ฎ์„์ˆ˜๋ก ๋ชจ๋“  ์„ฑ๋Šฅ์ด ํ–ฅ์ƒ๋˜๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚˜ ์ตœ์  ์šด์ „ ์กฐ๊ฑด ์„ค์ •์ด ์ค‘์š”ํ•จ์„ ํ™•์ธํ•˜์˜€๋‹ค.

5. ์—ด์ „๋‹ฌ/์—ด์œ ์ฒด

5.1 ๊ฐœ์š”

2025๋…„ ์—ด์ „๋‹ฌ/์—ด์œ ์ฒด ๋ถ„์•ผ์˜ ๋…ผ๋ฌธ์€ ์ด 10ํŽธ์œผ๋กœ, 2024๋…„๊ณผ ๋™์ผํ•œ ์ˆ˜์ค€์„ ์œ ์ง€ํ•˜์˜€๋‹ค. 2025๋…„์—๋Š” ๊ธฐ์กด์˜ ์—ด์ „๋‹ฌ/์—ด์œ ์ฒด ์ผ๋ฐ˜๊ณผ ์ƒ๋ณ€ํ™” ์ค‘์‹ฌ ๋ถ„๋ฅ˜์—์„œ ๋ฒ—์–ด๋‚˜, ์—ด์ „๋‹ฌ/์—ด์œ ์ฒด ์ผ๋ฐ˜๊ณผ ์—ด๊ตํ™˜๊ธฐ ๋ถ„์•ผ๋กœ ์žฌ๊ตฌ์„ฑ๋˜์—ˆ์œผ๋ฉฐ, ์—ด์ „๋‹ฌ/์—ด์œ ์ฒด ์ผ๋ฐ˜์—์„œ๋Š” ์ˆ˜์†Œ ์ƒ์‚ฐ์‹œ์Šคํ…œ์˜ ์ˆ˜์ต์„ฑ ํ‰๊ฐ€, ํํ”Œ๋ผ์Šคํ‹ฑ ํŽ ๋ฆฟ ์—ฐ๋ฃŒ์˜ ์‚ฐ์—…์šฉ ๋ณด์ผ๋Ÿฌ ์ ์šฉ, ๋ฒ ํ”Œ ๊ตฌ์กฐ ์ตœ์ ํ™” ๋“ฑ ์—๋„ˆ์ง€ ๋ฐ ๊ณต์ • ์‘์šฉ ์ค‘์‹ฌ์˜ ์—ฐ๊ตฌ๊ฐ€ ์ˆ˜ํ–‰๋˜์—ˆ๋‹ค. ์—ด๊ตํ™˜๊ธฐ ๋ถ„์•ผ์—์„œ๋Š” ๋ฐฉ์—ดํŒ ์„ฑ๋Šฅ ๊ฐœ์„ , ํ•€ ํ˜•์ƒ์— ๋”ฐ๋ฅธ ํŒŒ์šธ๋ง ํŠน์„ฑ ๋ถ„์„, ์—ด๊ตํ™˜๊ธฐ ์„ฑ๋Šฅ ํ‰๊ฐ€ ๋“ฑ ๊ตฌ์กฐ ๋ฐ ์„ฑ๋Šฅ ํ–ฅ์ƒ์— ์ดˆ์ ์„ ๋‘” ์—ฐ๊ตฌ๊ฐ€ ์ง„ํ–‰๋˜์—ˆ๋‹ค.

5.2 ์—ด์ „๋‹ฌ/์—ด์œ ์ฒด ์ผ๋ฐ˜

2025๋…„ ์—ด์œ ์ฒด ์ผ๋ฐ˜ ๋ถ„์•ผ์—์„œ๋Š” ์ด 5ํŽธ์˜ ๋…ผ๋ฌธ์ด ๋ฐœํ‘œ๋˜์—ˆ๊ณ , 2024๋…„๊ณผ ๋น„๊ตํ•ด ์—ฐ๊ตฌ ์ฃผ์ œ์˜ ์„ฑ๊ฒฉ์ด ๋‹ค์†Œ ๋ณ€ํ™”ํ•˜์˜€๋‹ค. 2024๋…„์—๋Š” ์‚ฐ์—…์šฉ ๋ณด์ผ๋Ÿฌ, ์ œ์Šต๊ธฐ, ์ง€์ค‘ ์—ด๊ตํ™˜๊ธฐ, ๋กœํ„ฐ๋ฆฌ ์—ด๊ตํ™˜๊ธฐ ๋“ฑ ๋‹ค์–‘ํ•œ ์—ด์‹œ์Šคํ…œ์„ ๋Œ€์ƒ์œผ๋กœ ์œ ๋™ ๋ฐ ์—ด์ „๋‹ฌ ํŠน์„ฑ ๋ถ„์„, ๋ชจ๋ธ ๊ฐœ๋ฐœ, ์‹คํ—˜์  ๊ฒ€์ฆ์ด ๊ท ํ˜• ์žˆ๊ฒŒ ์ˆ˜ํ–‰๋˜์—ˆ๋‹ค. ๋ฐ˜๋ฉด 2025๋…„์—๋Š” ์ˆ˜์†Œ-LNG ํ˜ผ์†Œ ๋ณด์ผ๋Ÿฌ, ์ˆ˜์ „ํ•ด ๊ธฐ๋ฐ˜ ์ˆ˜์†Œ ์ƒ์‚ฐ ์‹œ์Šคํ…œ์˜ ๊ฒฝ์ œ์„ฑ ํ‰๊ฐ€, ํํ”Œ๋ผ์Šคํ‹ฑ ์—ฐ๋ฃŒ์˜ ์—ฐ์†Œ ํŠน์„ฑ ๋ถ„์„ ๋“ฑ ์—๋„ˆ์ง€ ์ „ํ™˜ ๋ฐ ์นœํ™˜๊ฒฝ ์—ฐ๋ฃŒ ์ ์šฉ๊ณผ ๊ด€๋ จ๋œ ์‘์šฉ ์ค‘์‹ฌ ์—ฐ๊ตฌ๊ฐ€ ์ฆ๊ฐ€ํ•˜์˜€์œผ๋ฉฐ, ์ดˆ์ž„๊ณ„ ์˜์—ญ์—์„œ์˜ ์—ด์ „๋‹ฌ ์ƒ๊ด€์‹ ๊ฐœ๋ฐœ๊ณผ ๋ฒ ํ”Œ ๊ตฌ์กฐ ์ตœ์ ํ™”์™€ ๊ฐ™์€ ์ผ๋ถ€ ๊ธฐ์ดˆ ๋ฐ ํ•ด์„ ์—ฐ๊ตฌ๊ฐ€ ๋ณ‘ํ–‰๋˜์—ˆ๋‹ค.

Kang et al.(51)์€ ์—ด์› ๋ถ„์•ผ ํƒ„์†Œ ์ค‘๋ฆฝ์— ๊ธฐ์—ฌํ•  ์ˆ˜ ์žˆ๋Š” ๋ฌดํƒ„์†Œ ์—ฐ๋ฃŒ์ธ ์ˆ˜์†Œ์— ๋Œ€ํ•ด 20 kW๊ธ‰ ์ˆ˜์†Œ ์—ฐ์†Œ๊ธฐ์—์„œ ๊ธฐ์ดˆ ์—ฐ์†Œ ์‹œํ—˜์„ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ๋ณด์ผ๋Ÿฌ๋Š” ์ผ๋ฐ˜ ๊ฐ€์ •์šฉ LNG ๋ณด์ผ๋Ÿฌ๋ฅผ ๊ฐœ์กฐํ•˜์—ฌ ์‚ฌ์šฉํ•˜์˜€์œผ๋ฉฐ, LNG-์ˆ˜์†Œ ํ˜ผ์†Œ ์—ฐ์†Œ์—๋Š” ๊ธฐ์กด ์ƒ์šฉ ์—ฐ์†Œ๊ธฐ๋ฅผ ๊ฐœ์กฐ ์—†์ด ์‚ฌ์šฉํ•˜์˜€์œผ๋ฉฐ, ์ˆ˜์†Œ ์ „์†Œ์—๋Š” ๊ธฐ์กด ๋ฉ”ํƒˆํŒŒ์ด๋ฒ„ ์—ฐ์†Œ๊ธฐ๋ฅผ ํƒ€๊ณตํ˜• ์—ฐ์†Œ๊ธฐ๋กœ ๊ฐœ์กฐํ•˜์—ฌ ์‹œํ—˜์„ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” NOx๊ฐ€ ๋‚ฎ์•„์งˆ ์ˆ˜ ์žˆ๋Š” ์—ฐ์†Œ๊ธฐ๋ฅผ ๊ฐœ๋ฐœํ•  ์ˆ˜ ์žˆ๋Š” ๋ฐฉํ–ฅ์„ ์ œ์‹œํ•˜๊ณ  ์žˆ๋‹ค.

Shin et al.(52)์€ ์ˆ˜์ „ํ•ด ๊ธฐ๋ฐ˜ ์ˆ˜์†Œ ์‹œ์Šคํ…œ์˜ ๊ฒฝ์ œ์„ฑ ๋ถ„์„๊ณผ ์ˆ˜์ต๋ฅ  ๋ถ„์„ ๋ชจ๋ธ ์ œ์‹œ๋ฅผ ์œ„ํ•ด 15๊ฐœ๊ตญ์˜ ์—๋„ˆ์ง€ ์‹œ์žฅ์„ ์กฐ์‚ฌํ•˜๊ณ , ์ˆ˜์†Œ ์„ค๋น„ ์‹œ์žฅ ์ปจํ…์ŠคํŠธ์— ๋”ฐ๋ฅธ ๋ฏผ๊ฐ๋„ ๋ถ„์„์„ ์ง„ํ–‰ํ•˜์˜€๋‹ค. ์ด ๊ณผ์ •์€ ๊ตญ๋‚ด ์ˆ˜์†Œ ์ถฉ์ „์†Œ 1๊ธฐ์˜ ์ผ์ผ ์ˆ˜์†Œ ์ฒ˜๋ฆฌ๋Ÿ‰์„ ๊ทผ๊ฑฐ๋กœ ์‹œ์Šคํ…œ ๊ทœ๋ชจ๋ฅผ ์‚ฐ์ •ํ•˜๊ณ , ์—๋„ˆ์ง€ ๋ฐ ์‹œ์Šคํ…œ ๋น„์šฉ, ์‹œ์Šคํ…œ ์ˆ˜๋ช…, ํ• ์ธ์œจ์„ ์ ์šฉํ•˜์—ฌ ์ˆ˜์ „ํ•ด ๊ธฐ๋ฐ˜ ์ˆ˜์†Œ ์ƒ์‚ฐ ์‹œ์Šคํ…œ์˜ ํˆฌ์ž ๋Œ€๋น„ ์ˆ˜์ต๋ฅ  ๋ชจ๋ธ์„ ์ œ์‹œํ•˜์˜€๋‹ค.

Ahn and Kim(53)์€ ํํ”Œ๋ผ์Šคํ‹ฑ ํŽ ๋ฆฟ ์—ฐ๋ฃŒ๋ฅผ ์‚ฌ์šฉํ•˜๊ธฐ ์œ„ํ•ด ์˜ˆ์—ฐ์†Œ ๊ฐ€์Šคํ™”๋ฅผ ์ ์šฉํ•œ ๋ฒ„๋„ˆ๋ฅผ ๊ฐœ๋ฐœํ•˜๊ณ  ์‚ฐ์—…์šฉ ๋ณด์ผ๋Ÿฌ์— ์ ์šฉํ•˜์—ฌ ์—ฐ์†Œ ํŠน์„ฑ์„ ํŒŒ์•…ํ•˜์˜€๋‹ค, ๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” 100% ๋ถ€ํ•˜ ์กฐ๊ฑด์—์„œ 2์‹œ๊ฐ„ ๋™์•ˆ ์ฑ„์ง‘ํ•œ ๋ฐฐ๊ฐ€์Šค๋ฅผ ๋Œ€์ƒ์œผ๋กœ ๋‹ค์ด์˜ฅ์‹  ๋ฐ ์ค‘๊ธˆ์† ๋ถ„์„์„ ์ˆ˜ํ–‰ํ•œ ๊ฒฐ๊ณผ, ๋ชจ๋“  ํ•ญ๋ชฉ(HCl, ๋จผ์ง€, ๋‹ค์ด์˜ฅ์‹ , Cd, Zn, Cu, Cr, Pb, As)์—์„œ ๊ตญ๋‚ด ๋ฐฐ์ถœ ํ—ˆ์šฉ ๊ธฐ์ค€์„ ์ถฉ๋ถ„ํžˆ ๋งŒ์กฑํ•˜์˜€๊ณ , ํŠนํžˆ ๋‹ค์ด์˜ฅ์‹ ์€ 0.233 ng/Smยณ ์ˆ˜์ค€์œผ๋กœ, ์นœํ™˜๊ฒฝ ์—ฐ๋ฃŒ๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ์‚ฐ์—…์šฉ ๋ณด์ผ๋Ÿฌ๋กœ์„œ์˜ ํ™˜๊ฒฝ์  ์ ํ•ฉ์„ฑ์„ ์ž…์ฆํ•˜์˜€๋‹ค.

Kim and Kim(54)์€ ์‹คํ—˜ ๋ฐ์ดํ„ฐ๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ ์ค‘๊ฐ„ ๋ชจ๋ธ์„ ์ƒ์„ฑํ•œ ํ›„ ์ค‘๊ฐ„ ๋ชจ๋ธ์„ ์ด์šฉํ•ด์„œ ์ดˆ์ž„๊ณ„ ์˜์—ญ์—์„œ R1336mzz(Z)์˜ ์—ด์ „๋‹ฌ ๊ณ„์ˆ˜์˜ ๋”ฅ ๋Ÿฌ๋‹ ๋ชจ๋ธ์„ ๊ฐœ๋ฐœํ•˜์˜€๋‹ค. ๊ทธ ๊ฒฐ๊ณผ ๋”ฅ ๋Ÿฌ๋‹ ๋ชจ๋ธ์—์„œ ํ”ํžˆ ๋ฐœ๊ฒฌ๋˜๋Š” ๊ณผ์ ํ•ฉ์„ ์ตœ์†Œํ™”ํ•  ์ˆ˜ ์žˆ์—ˆ์œผ๋ฉฐ, ์ดˆ์ž„๊ณ„ ์˜์—ญ์—์„œ R1336mzz(Z)์˜ ์—ด์ „๋‹ฌ ๊ณ„์ˆ˜๋ฅผ ์ž˜ ์˜ˆ์ธกํ•˜๋Š” ๊ฒƒ์„ ํ™•์ธํ•˜์˜€๋‹ค. ๋ณธ ์—ฐ๊ตฌ์—์„œ ์ œ์•ˆํ•œ ๋”ฅ ๋Ÿฌ๋‹ ๋ชจ๋ธ์€ ์ถ”ํ›„์— ์ถ•์ ๋  ๋‹ค์–‘ํ•œ ๋ฐ์ดํ„ฐ๋ฅผ ํ•จ๊ป˜ ํ™œ์šฉํ•œ๋‹ค๋ฉด ์กฐ๊ธˆ ๋” ์ผ๋ฐ˜ํ™”๋œ ์ดˆ์ž„๊ณ„ ์œ ์ฒด์˜ ์—ด์ „๋‹ฌ ๊ณ„์ˆ˜์˜ ๋”ฅ ๋Ÿฌ๋‹ ๋ชจ๋ธ์„ ๊ฐœ๋ฐœํ•  ์ˆ˜ ์žˆ์„ ๊ฒƒ์œผ๋กœ ๊ธฐ๋Œ€๋œ๋‹ค๊ณ  ๋ณด๊ณ  ํ•˜์˜€๋‹ค.

Ha et al.(55)์€ ๋Œ€ํ˜• ์ฝ”๋กœ๋‚˜ ๋ฐฉ์ „ ๋ฐ˜์‘๊ธฐ ๋‚ด ์œ ๋™ ๊ท ์ผ์„ฑ ํ–ฅ์ƒ์„ ์œ„ํ•ด ๋ฒ ํ”Œ ํ˜•์ƒ(A, B, C)๊ณผ ์„ค์น˜ ์œ„์น˜(0 ~ 300 mm)๋ฅผ ๋ณ€ํ™”์‹œํ‚ค๋ฉฐ CFDํ•ด์„์„ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ๋‹ค์Œ Fig. 9๋Š” ๋‹ค์–‘ํ•œ ๋ฐฐํ”Œ์— ๋Œ€ํ•œ ์••๋ ฅ๋ถ„ํฌ ๊ณ„์‚ฐ ๊ฒฐ๊ณผ๋ฅผ ๋ณด์—ฌ์ค€๋‹ค. ๋ถ„์„ ๊ฒฐ๊ณผ, Aํ˜• ๋ฒ ํ”Œ์„ ์ž…๊ตฌ(0 mm)์— ์„ค์น˜ํ•œ ์กฐ๊ฑด์—์„œ ๊ฐ€์žฅ ๋†’์€ ์†๋„ ๊ท ์ผ๋„ ์ง€์ˆ˜(UI)๋ฅผ ๋ณด์—ฌ ๊ฐ€์žฅ ๊ท ์ผํ•œ ์œ ๋™์ด ํ˜•์„ฑ๋˜์—ˆ๋‹ค. ์—ฐ๊ตฌ ๊ฒฐ๊ณผ๋ฅผ ํ†ตํ•ด ์ตœ์  ๋ฒ ํ”Œ ์„ค๊ณ„ ์กฐ๊ฑด ๋„์ถœ์„ ํ†ตํ•ด, ์œ ๋™ ๊ท ์ผ์„ฑ ํ™•๋ณด ๋ฐ ์‹œ์Šคํ…œ ์„ฑ๋Šฅ ํ–ฅ์ƒ์— ๊ธฐ์—ฌํ•  ์ˆ˜ ์žˆ๋‹ค๊ณ  ๋ณด๊ณ ํ•˜์˜€๋‹ค.

Fig. 9 Pressure distribution contours and cross-sectional views of various baffle configuration. Reproduced from Ref. 55 with permission from SAREK.

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5.3 ์—ด๊ตํ™˜๊ธฐ

2025๋…„ ์—ด๊ตํ™˜๊ธฐ ๋ถ„์•ผ์—์„œ๋Š” ์ด 5ํŽธ์˜ ๋…ผ๋ฌธ์ด ๋ฐœํ‘œ๋˜์—ˆ๋‹ค. 2024๋…„์—๋Š” ๋‹ค์–‘ํ•œ ์นœํ™˜๊ฒฝ ๋ƒ‰๋งค๋ฅผ ์ ์šฉํ•œ ์ฆ๋ฐœ๊ธฐ ๋ฐ ์—ด๊ตํ™˜๊ธฐ ๋‚ด ์ƒ๋ณ€ํ™” ์—ด์ „๋‹ฌ ํŠน์„ฑ ๋ถ„์„์ด ํ™œ๋ฐœํžˆ ์ด๋ฃจ์–ด์กŒ์œผ๋ฉฐ, ๋ƒ‰๋งค ์ข…๋ฅ˜์— ๋”ฐ๋ฅธ ์—ด์ „๋‹ฌ ๊ณ„์ˆ˜ ๋ฐ ์••๋ ฅ๊ฐ•ํ•˜ ๋น„๊ต๋ฅผ ํ†ตํ•ด ์‹œ์Šคํ…œ ์„ฑ๋Šฅ ์ตœ์ ํ™”์— ์ดˆ์ ์ด ๋งž์ถ”์–ด์กŒ๋‹ค. ๋ฐ˜๋ฉด 2025๋…„์—๋Š” ๋ผ๋ฉœ๋ผํ˜• ํšŒ์ˆ˜์—ด๊ตํ™˜๊ธฐ, ๋ฐฉ์—ดํŒ, ํ•€-ํŠœ๋ธŒ ์—ด๊ตํ™˜๊ธฐ, ํ•„๋กœ์šฐ ํ”Œ๋ ˆ์ดํŠธ ์—ด๊ตํ™˜๊ธฐ, ํŒํ˜• ์—ด๊ตํ™˜๊ธฐ ๋“ฑ ๋‹ค์–‘ํ•œ ์—ด๊ตํ™˜๊ธฐ ๊ตฌ์กฐ๋ฅผ ๋Œ€์ƒ์œผ๋กœ ํ•œ ์„ฑ๋Šฅ ํ‰๊ฐ€ ๋ฐ ์„ค๊ณ„ ์—ฐ๊ตฌ๊ฐ€ ์ค‘์‹ฌ์„ ์ด๋ฃจ์—ˆ์œผ๋ฉฐ, ์œ ๋Ÿ‰ ๋ฐ ์˜จ๋„ ๋ณ€ํ™”์— ๋”ฐ๋ฅธ ์—ด์ „๋‹ฌ ํŠน์„ฑ, ๊ณต๊ธฐ์ธก ํŒŒ์šธ๋ง ๋ฐ ์„ธ์ • ์„ฑ๋Šฅ, ํ์—ด ํšŒ์ˆ˜ ์„ฑ๋Šฅ, ์ œ์˜คํŠธ๋กœํ”ฝ ํ˜ผํ•ฉ๋ƒ‰๋งค์˜ ์˜จ๋„ ๊ธ€๋ผ์ด๋“œ ํŠน์„ฑ์„ ๊ณ ๋ คํ•œ ํ•ด์„ ๋“ฑ ์‹ค์ œ ์šด์ „ ์กฐ๊ฑด์„ ๋ฐ˜์˜ํ•œ ์ •๋Ÿ‰์  ์„ฑ๋Šฅ ๋ถ„์„๊ณผ ์„ค๊ณ„ ๊ธฐ๋ฒ• ๊ฐœ๋ฐœ์ด ์ฃผ์š”ํ•˜๊ฒŒ ๋‹ค๋ฃจ์–ด์กŒ๋‹ค.

Kim et al.(56)์€ ๊ณ ์˜จ ๊ณต์ •์—์„œ ๋ฐœ์ƒํ•˜๋Š” ํ์—ด์„ ํšจ์œจ์ ์œผ๋กœ ํšŒ์ˆ˜ํ•˜์—ฌ ์ด์šฉํ•˜๊ธฐ ์œ„ํ•œ ๋ผ๋ฉœ๋ผ ์—ด๊ตํ™˜๊ธฐ๋ฅผ ์„ค๊ณ„ํ•˜๊ณ ์ž ํ•˜์˜€๋‹ค. ์—ด๊ตํ™˜ ์„ฑ๋Šฅ์„ ํ‰๊ฐ€ํ•˜๊ธฐ ์œ„ํ•œ ์ง€ํ‘œ๋กœ ์—ด๊ตํ™˜ ํšจ์œจ๊ณผ ์ž…โ€ค์ถœ๊ตฌ ๊ฐ„ ์••๋ ฅ๊ฐ•ํ•˜๋ฅผ ์ฃผ๋กœ ์•Œ์•„๋ณด์•˜๋‹ค. ์—ด๊ตํ™˜ ํšจ์œจ์€ ์ €์˜จ๊ณผ ๊ณ ์˜จ ์œ ์ฒด ๊ฐ„ ์—ด๊ตํ™˜์ด ์–ผ๋งˆ๋‚˜ ํšจ์œจ์ ์œผ๋กœ ์ด๋ฃจ์—ˆ๋Š”์ง€ ํŒ๋‹จํ•˜๋Š”๋ฐ ์ ํ•ฉํ•˜๋ฉฐ, ์ž…โ€ค์ถœ๊ตฌ ๊ฐ„ ์••๋ ฅ๊ฐ•ํ•˜๋Š” ์šด์˜ ๋น„์šฉ๊ณผ ๊ฐ™์€ ๊ฒฝ์ œ์  ํšจ์œจ์„ฑ์„ ํŒ๋‹จํ•˜๋Š”๋ฐ ์œ ์šฉํ•œ ์ง€ํ‘œ์ด๋‹ค. ์—ด๊ตํ™˜๊ธฐ์— ์œ ์ž…๋˜๋Š” ๊ณต๊ธฐ์™€ ๊ณ ์˜จ ๊ฐ€์Šค์˜ ์งˆ๋Ÿ‰ ์œ ๋Ÿ‰ ๋ฐ ์˜จ๋„์— ๋”ฐ๋ฅธ ์—ด๊ตํ™˜๊ธฐ์˜ ์„ฑ๋Šฅ ๋ณ€ํ™”๋ฅผ ํ™•์ธํ•˜์˜€๋‹ค.

Kim et al.(57)์€ CO2 ํฌ์ง‘ ๋ฌผ์งˆ์ด ๋„ํฌ๋œ LED ๋ฐฉ์—ดํŒ์˜ ์—ด๊ด€๋ฆฌ ์„ฑ๋Šฅ๊ณผ CO2 ํฌ์ง‘ ๋ฌผ์งˆ์˜ ์„ฑ๋Šฅ์„ ํ‰๊ฐ€ํ•˜์˜€๋‹ค. ๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” ์ œ์กฐ๋œ ํก์ฐฉ์ œ๋ฅผ LED ๋ฐฉ์—ดํŒ ์ƒ๋ถ€์— ๋„ํฌํ•˜์—ฌ CO2 ํฌ์ง‘ ๋ฌผ์งˆ ์ œ์กฐ๋ฅผ ํ†ตํ•œ ๋ฐฉ์—ดํŒ์˜ ํšจ์œจ์ ์ธ ์—ด๊ด€๋ฆฌ ์„ฑ๋Šฅ ํ–ฅ์ƒ ๊ฐ€๋Šฅ์„ฑ์„ ์ œ๊ธฐํ•˜์˜€๋‹ค. LED์˜ ๋ฐœ์—ด์„ ์ด์šฉํ•ด ๋Œ€๊ธฐ์—์„œ ํฌ์ง‘ํ•œ CO2๋ฅผ ํƒˆ์ฐฉ์‹œํ‚ค๊ณ , ๊ทธ ๊ณผ์ •์—์„œ ํก์—ด ๋ฐ˜์‘์ด ๋ฐœ์ƒํ•˜์—ฌ LED์˜ ๋ฐœ์—ด๋Ÿ‰์„ ์ค„์ด๋Š” ํšจ๊ณผ๋ฅผ ์ œ๊ณตํ•˜๋ฉฐ ํƒˆ์ฐฉ๋œ CO2๋Š” ์‹๋ฌผ์— ๊ณต๊ธ‰๋˜์–ด ์ตœ์ ์˜ ์ƒ์žฅ ์กฐ๊ฑด์„ ์กฐ์„ฑํ•˜๋Š” ๋ฐ ๊ธฐ์—ฌํ•  ์ˆ˜ ์žˆ๋‹ค๊ณ  ๋ณด๊ณ ํ•˜์˜€๋‹ค.

Park et al.(58)์€ ํ•€ํŠœ๋ธŒํ˜• ์—ด๊ตํ™˜๊ธฐ์˜ ํ•€ ๊ฐ„๊ฒฉ๊ณผ ํ˜•์ƒ์— ๋”ฐ๋ฅธ ํŒŒ์šธ๋ง ํŠน์„ฑ ๋ฐ ๋ฐ˜๋ณต ์„ธ์ • ์„ฑ๋Šฅ์„ ๋ถ„์„ํ•˜์˜€๋‹ค. ํ•€ ๊ฐ„๊ฒฉ ๊ด€์ ์—์„œ๋Š” ๋™์ผํ•œ Corrugated fin ํ˜•์ƒ์˜ ์—ด๊ตํ™˜๊ธฐ์—์„œ ํ•€ ๊ฐ„๊ฒฉ์— ๋”ฐ๋ผ 16 FPI(Fin Per Inch)์™€ 17 FPI๋ฅผ ๋น„๊ต ๋ถ„์„ํ•˜์˜€์œผ๋ฉฐ, ํ•€ ํ˜•์ƒ์˜ ๊ฒฝ์šฐ 17 FPI ํ•€ ๊ฐ„๊ฒฉ์„ ๊ฐ€์ง„ Louvered fin๊ณผ Corrugated fin ์—ด๊ตํ™˜๊ธฐ๋ฅผ ๋น„๊ต ๋ถ„์„ํ•˜์˜€๋‹ค.

Lee et al.(59)์€ ์Šต๋„๋ฅผ ๊ณ ๋ คํ•˜๊ณ  ์‘์ถ•์ˆ˜๊ฐ€ ๋ฐœ์ƒํ•˜๋Š” ์กฐ๊ฑด์—์„œ ํ•„๋กœ์šฐ ํ”Œ๋ ˆ์ดํŠธ ์—ด๊ตํ™˜๊ธฐ์˜ ์„ฑ๋Šฅ์„ ํ‰๊ฐ€ํ•  ์ˆ˜ ์žˆ๋Š” ์‹คํ—˜ ์žฅ์น˜๋ฅผ ๊ตฌ์ถ•ํ•˜์˜€๋‹ค. ๋‹ค์ˆ˜์˜ ํ•„๋กœ์šฐ ํ”Œ๋ ˆ์ดํŠธ์™€ ๋•ํŠธ ๋ฐ ๋ฉ”๋‰ดํด๋“œ๋ฅผ ๊ฐ€์ง€๊ณ  ์—ด๊ตํ™˜๊ธฐ ์‹œ์ œํ’ˆ์„ ์ œ์ž‘ํ•˜๊ณ  ํ‰๊ฐ€ํ•˜์˜€๋‹ค. ๊ณต๊ธฐ์ธก ์šด์ „ ์กฐ๊ฑด์—์„œ ์ƒ๋Œ€์Šต๋„์— ์˜ํ•œ ์—ด์ „๋‹ฌ๋ฅ  ๋ณ€ํ™”์œจ์ด ์ž…๊ตฌ ์˜จ๋„๋‚˜ ํ’๋Ÿ‰์— ์˜ํ•œ ๊ฒƒ๋ณด๋‹ค ํฌ๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ๋ฌผ์ธก ์šด์ „ ์กฐ๊ฑด์—์„œ๋Š” ๊ณต๊ธฐ์ธก์— ๋น„ํ•ด ๋ณ€ํ™”์œจ์ด ์ž‘์œผ๋‚˜ ๋ƒ‰์ˆ˜ ์˜จ๋„์— ์˜ํ•œ ์—ด์ „๋‹ฌ๋ฅ  ๋ณ€ํ™”์œจ์ด ๋ƒ‰์ˆ˜ ์œ ๋Ÿ‰์— ์˜ํ•œ ๊ฒƒ๋ณด๋‹ค ํฌ๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ๊ณต๊ธฐ์ธก ์ˆ˜๋ถ„์˜ ์‘์ถ•์— ์˜ํ•œ ์ž ์—ด ์ „๋‹ฌ์ด ์ฃผ์š” ์—ด์ „๋‹ฌ ๋งค์ปค๋‹ˆ์ฆ˜์ด๊ธฐ ๋•Œ๋ฌธ์— ๊ณต๊ธฐ์ธก ์ˆ˜๋ถ„ ํ•จ์œ ๋Ÿ‰์„ ๋ณ€ํ™”์‹œํ‚ค๋Š” ๊ณต๊ธฐ์ธก ์˜จ๋„์™€ ํ’๋Ÿ‰์ด ๋ฌผ์ธก์˜ ํŒŒ๋ผ๋ฏธํ„ฐ๋“ค๋ณด๋‹ค ์—ด์ „๋‹ฌ๋ฅ ์— ๋” ํฐ ์˜ํ–ฅ์„ ๋ฏธ์น˜๋Š” ๊ฒƒ์ด๋ผ ๋ณด๊ณ ํ•˜์˜€๋‹ค.

Kim et al.(60)์€ ๋น„๊ณต๋น„ ํ˜ผํ•ฉ ๋ƒ‰๋งค์— ์ ์šฉ ๊ฐ€๋Šฅํ•œ ํŒํ˜• ์—ด๊ตํ™˜๊ธฐ ์„ค๊ณ„ ํ”„๋กœ๊ทธ๋žจ์„ ๊ฐœ๋ฐœํ•˜์—ฌ R410A ํ๋ฃจํ”„ ์‹œ์Šคํ…œ ์‹คํ—˜์„ ํ†ตํ•ด ํ”„๋กœ๊ทธ๋žจ์„ ๊ฒ€์ฆํ•˜๊ณ , R-290/R-744 ๋ฐ R-744/R-1234yf ํ˜ผํ•ฉ ๋ƒ‰๋งค๋ฅผ ๋Œ€์ƒ์œผ๋กœ ์—ด์ „๋‹ฌ ์„ฑ๋Šฅ์„ ์‹œ๋ฎฌ๋ ˆ์ด์…˜์„ ํ†ตํ•ด ๋ถ„์„ํ•˜์˜€๋‹ค. ์‹คํ—˜ ๋ฐ์ดํ„ฐ์™€ ์„ค๊ณ„ ํ”„๋กœ๊ทธ๋žจ์˜ ๊ฒฐ๊ณผ๋ฅผ ๋น„๊ตโ€ค๊ฒ€์ฆํ•œ ๊ฒฐ๊ณผ, ์‘์ถ•๊ธฐ ๋ฐ ์ฆ๋ฐœ๊ธฐ์—์„œ ํ‰๊ท  ์—ด์ „๋‹ฌ๋Ÿ‰ ์˜ค์ฐจ๋Š” ๊ฐ๊ฐ ์•ฝ 8.03%, 6.17%๋กœ ํ™•์ธ๋˜์—ˆ๋‹ค. ์••๋ ฅ๊ฐ•ํ•˜์˜ ๊ฒฝ์šฐ ์—ด๊ตํ™˜๊ธฐ ๋‚ด ๋‹จ์ƒ๊ณผ ์ด์ƒ ์œ ๋™์—์„œ ๊ฐ๊ฐ ์ตœ๋Œ€ 42%์™€ 76%์˜ ๋†’์€ ์˜ค์ฐจ๋ฅผ ๋ณด์˜€์œผ๋‚˜, ์ „๋ฐ˜์ ์œผ๋กœ ํ”„๋กœ๊ทธ๋žจ์˜ ์˜ˆ์ธก ์ •ํ™•๋„๊ฐ€ ์‹คํ—˜ ๊ฒฐ๊ณผ์™€ ์ •ํ•ฉํ•จ์„ ํ™•์ธํ•˜์˜€๋‹ค.

6. ๊ฒฐ ๋ก 

2025๋…„ ์„ค๋น„๊ณตํ•™ ๋…ผ๋ฌธ์ง‘์— ๋ฐœํ‘œ๋œ ๋…ผ๋ฌธ์„ ๊ฑด์ถ•๊ธฐ๊ณ„์„ค๋น„, ๊ฑด์ถ•ํ™˜๊ฒฝ, ๋ƒ‰๋™, ์—ด์ „๋‹ฌ ๋ฐ ์—ด์œ ์ฒด 4๊ฐœ์˜ ๋ถ„์•ผ๋กœ ๋ถ„๋ฅ˜ํ•˜์—ฌ ์—ฐ๊ตฌ ๋™ํ–ฅ์„ ๋ถ„์„ํ•œ ๊ฒฐ๊ณผ๋ฅผ ์š”์•ฝํ•˜๋ฉด ๋‹ค์Œ๊ณผ ๊ฐ™๋‹ค.

(1) ๊ฑด์ถ•๊ธฐ๊ณ„์„ค๋น„ ๋ถ„์•ผ์—์„œ๋Š” ์ด 17ํŽธ์˜ ๋…ผ๋ฌธ์ด ๋ฐœํ‘œ๋˜์–ด 2024๋…„(21ํŽธ) ๋Œ€๋น„ ๋‹ค์†Œ ๊ฐ์†Œํ•˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€์œผ๋ฉฐ, ์—ฐ๊ตฌ ์ฃผ์ œ ๋ฉด์—์„œ๋Š” ํƒ„์†Œ์ค‘๋ฆฝ ๋Œ€์‘์„ ์œ„ํ•œ ๊ณ ํšจ์œจ ์—๋„ˆ์ง€ ์‹œ์Šคํ…œ๊ณผ AI ๊ธฐ๋ฐ˜ ์˜ˆ์ธกโ€ค์ œ์–ด ๊ธฐ์ˆ  ์ค‘์‹ฌ์œผ๋กœ ์—ฐ๊ตฌ๊ฐ€ ์‹ฌํ™”๋˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๋‹ค.

(2) ๊ฑด์ถ•ํ™˜๊ฒฝ ๋ถ„์•ผ์—์„œ๋Š” ์ด 23ํŽธ์˜ ๋…ผ๋ฌธ์ด ๋ฐœํ‘œ๋˜์–ด 2024๋…„(21ํŽธ)๊ณผ ์œ ์‚ฌํ•œ ์ˆ˜์ค€์„ ์œ ์ง€ํ•˜๋ฉด์„œ๋„ ์†Œํญ ์ฆ๊ฐ€ํ•˜์˜€๋‹ค. ์—ฐ๊ตฌ ์ฃผ์ œ๋Š” AIโ€ค๋ฐ์ดํ„ฐ ๊ธฐ๋ฐ˜ ๋ถ„์„๊ณผ ๋””์ง€ํ„ธ ์ „ํ™˜์„ ์ค‘์‹ฌ์œผ๋กœ ์—๋„ˆ์ง€โ€ค๊ณต๊ธฐ์งˆโ€ค์•ˆ์ „๊นŒ์ง€ ํ†ตํ•ฉ๋œ ์ง€๋Šฅํ˜• ๊ฑด๋ฌผ ์—ฐ๊ตฌ๋กœ ๋ฐœ์ „ํ•˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๋‹ค.

(3) ๋ƒ‰๋™ ๋ถ„์•ผ์—์„œ๋Š” ์ด 10ํŽธ์˜ ๋…ผ๋ฌธ์ด ๋ฐœํ‘œ๋˜์–ด ์ตœ๊ทผ 3๋…„์— ๋น„ํ•ด ์†Œํญ ์ฆ๊ฐ€ํ•˜์˜€๊ณ  ๋ƒ‰๋™์‹œ์Šคํ…œ๊ณผ ํžˆํŠธํŽŒํ”„๊ฐ€ ๊ท ํ˜•์„ ์ด๋ฃจ๋Š” ๊ฐ€์šด๋ฐ ๊ณต์กฐ, ์ œ์Šต, ํ™˜๊ธฐ ๋ถ„์•ผ์˜ ์—ฐ๊ตฌ๊ฐ€ ๋ฐœํ‘œ๋˜์–ด ์—ฐ๊ตฌ ์ฃผ์ œ๊ฐ€ ๋‹ค์–‘ํ™”๋˜์—ˆ๋‹ค. ์ด๋Š” ๊ธฐ์กด ์‚ฌ์ดํด ์ค‘์‹ฌ ์—ฐ๊ตฌ๊ฐ€ ๊ณต์กฐ ์‹œ์Šคํ…œ์„ ํฌํ•จํ•˜์—ฌ ํ™•์žฅํ•˜๋Š” ๊ฒƒ์œผ๋กœ ๋ถ„์„๋œ๋‹ค.

(4) ์—ด์ „๋‹ฌ/์—ด์œ ์ฒด ๋ถ„์•ผ์˜ ๋…ผ๋ฌธ์€ ์ด 10ํŽธ์œผ๋กœ, 2024๋…„๊ณผ ๋™์ผํ•œ ์ˆ˜์ค€์„ ์œ ์ง€ํ•˜์˜€๋‹ค. 2025๋…„์—๋Š” ๊ธฐ์กด์˜ ์—ด์ „๋‹ฌ/์—ด์œ ์ฒด ์ผ๋ฐ˜๊ณผ ์ƒ๋ณ€ํ™” ์ค‘์‹ฌ ๋ถ„๋ฅ˜์—์„œ ๋ฒ—์–ด๋‚˜, ์—ด์ „๋‹ฌ/์—ด์œ ์ฒด ์ผ๋ฐ˜๊ณผ ์—ด๊ตํ™˜๊ธฐ ๋ถ„์•ผ๋กœ ์žฌ๊ตฌ์„ฑ ๋˜์—ˆ์œผ๋ฉฐ, ์ฃผ์ œ๋กœ๋Š” ์—ด๊ตํ™˜๊ธฐ, ์ˆ˜์†Œ ์ƒ์‚ฐ ์‹œ์Šคํ…œ์˜ ์ˆ˜์ต์„ฑ ํ‰๊ฐ€, ์‚ฐ์—…์šฉ ๋ณด์ผ๋Ÿฌ์˜ ์—ฐ์†Œ ํŠน์„ฑ ๋ถ„์„, ๊ฐ€์Šค ๋ฐ˜์‘๊ธฐ ๋‚ด๋ถ€์˜ ๋ฒ ํ”Œ ์ตœ์ ํ™”, ๋”ฅ ๋Ÿฌ๋‹์„ ์ด์šฉํ•œ R1336mzz ์—ด์ „๋‹ฌ ์ƒ๊ด€์‹ ๊ฐœ๋ฐœ ๋“ฑ์ด ๋‹ค๋ฃจ์–ด์กŒ๋‹ค.

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26 
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27 
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36 
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37 
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38 
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39 
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41 
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43 
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44 
Yang, J. H., Cho, J. K., Moon, J. H., 2025, Thermo-Economic Performance Evaluation of a Supercritical CO2 Refrigeration System with an Internal Heat Exchanger Using Simulink, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 11, pp. 521-535.DOI
45 
Jeong, Y. T., Kim, S. Y., Jung, M. K., Ku, D. I., Seo, K. J., Kim, M. S., 2025, Prediction and Analysis of the Impact of Expanding Domestic Adoption of Residential Heat Pump Water Heaters, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 2, pp. 82-91.DOI
46 
Kwon, M. J., Kim, D. H., Yun, R., 2025, A Study on the Performance Comparison of a Mobile Heat Pump Based on the Mixing Ratio of R744 and R290 Refrigerant Mixture, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 5, pp. 236-244.DOI
47 
Lee, Y. J., Song, J. M., Hong, H. K., 2025, Comparison of Control Methods and Performance Evaluation of the Combination System of PVT and GSHP for Greenhouse Applications, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 5, pp. 217-227.DOI
48 
Kim, J. M., 2025, Design of a Heat Pump Cycle for PCA Systems and Analysis for CO2 Emission for Aircraft Heating on the Ground, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 10, pp. 480-487.DOI
49 
Lee, S. J., 2025, A Study on the Performance and Efficiency of VRF System Air-conditioner based on the Smart Receiver, Korea Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 5, pp. 207-216.DOI
50 
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51 
Kang, S. B., Choi, J. J., Lee, H. H., 2025, Hydrogen-LNG Co-firing Test Study in a 20 kW Domestic Boiler, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 2, pp. 63-71.DOI
52 
Shin, S. H., Cho, J. H., Hong, T. U., Heo, Y. S., 2025, Profitability Assessment of Water Electrolysis-based Hydrogen Production System via Sensitivity Analysis, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 7, pp. 342-350.DOI
53 
Ahn, J., Kim, H. J., 2025, Pre-Gasification Assisted Combustion of Waste Plastic Pellets in Industrial Boilers: Application and Emission Characteristics, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 8, pp. 403-408.DOI
54 
Kim, J. M., Kim, S. C., 2025, A Study on the Development of a Heat Transfer Coefficient Correlation for R1336mzz(Z) in the Supercritical Region Using Deep Learning, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 3, pp. 119-130.DOI
55 
Ha, J. H., Park, G. S., Kim, T. S., 2025, Optimization of Baffle Structure for Improving Flow Uniformity in a Corona Discharge Gas Reactor, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 9, pp. 446-451.DOI
56 
Kim, Y. W., Jeong, M. J., Go, W. J., Suh, J. S., 2025, Effect of Mass Flow Rate and Temperature Variations on Heat Transfer Characteristicin Lamella Recuperator, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 6, pp. 269-277.DOI
57 
Kim, B. R., Shin, B. K., Lee, J. W., 2025, Performance Improvement of Heat Sinks through the Application of a CO2 Capture Process, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 4, pp. 167-174.DOI
58 
Park, J. H., Kang, Y. H., Shin, D. H., Sung, H. K., Ahn, Y. C., 2025, Study on the Air-Side Fouling Characteristics and Repeated Cleaning Performance of Finned-Tube Heat Exchangers Based on Fin Types, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 4, pp. 159-166.DOI
59 
Lee, W. J., Bae, K. J., Kwon, O. K., 2025, Heat Transfer Performance Evaluation of Pillow-plate Exchangers for Waste Heat Recovery from Hot and Humid Air, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 10, pp. 461-468.DOI
60 
Kim, Y. C., Kim, D. H., Yun, R., 2025, Development of a Plate Heat Exchanger Design Tool and Heat Transfer Analysis Considering Temperature Glide characteristics of Zeotropic Mixtures, Korean Journal of Air-Conditioning and Refrigeration Engineering, Vol. 37, No. 12, pp. 583-593.DOI