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

  1. ์„œ์šธ๊ณผํ•™๊ธฐ์ˆ ๋Œ€ํ•™๊ต ์ฃผํƒ๋„์‹œ๋Œ€ํ•™์› (Graduate School of Housing and Urban Planning, Seoul National University of Science and Technology, Seoul, 01811, Korea)
  2. ์„œ์šธ๊ณผํ•™๊ธฐ์ˆ ๋Œ€ํ•™๊ต ์ผ๋ฐ˜๋Œ€ํ•™์› (Graduate School, Seoul National University of Science and Technology, Seoul, 01811, Korea)
  3. ์„œ์šธ๊ณผํ•™๊ธฐ์ˆ ๋Œ€ํ•™๊ต ๊ฑด์ถ•ํ•™๋ถ€ (School of Architecture, Seoul National University of Science and Technology, Seoul, 01811, Korea)



์ด์‚ฐํ™”ํƒ„์†Œ(CO2), ์ž์—ฐํ™˜๊ธฐ(Natural ventilation), ๊ธฐ๊ณ„ํ™˜๊ธฐ(Mechanical ventilation), ์–ด๋ฆฐ์ด ํ…Œ๋งˆํŒŒํฌ(Children theme park), ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ(Indoor air quality)

๊ธฐํ˜ธ์„ค๋ช…

Cf๏ผš์‹คํ—˜ ํ›„ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ [ppm]
Ci๏ผš์‹คํ—˜ ์ „ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ [ppm]
Co๏ผš์™ธ๊ธฐ์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ [ppm]
I๏ผš๊ณต๊ธฐ์งˆ ๊ฐœ์„ ์ง€ํ‘œ [-]

1. ์„œ๋ก 

1.1 ์—ฐ๊ตฌ์˜ ๋ฐฐ๊ฒฝ ๋ฐ ๋ชฉ์ 

2016๋…„ WHO(1)์— ์˜ํ•˜๋ฉด, ์ „ ์„ธ๊ณ„ ํ™˜๊ฒฝ์˜ค์—ผ์œผ๋กœ ์ธํ•ด ๋งค๋…„ 5์„ธ ๋ฏธ๋งŒ ์•„๋™์ด 170๋งŒ ๋ช…์ด ์‚ฌ๋งํ•˜๊ณ  ์žˆ๋‹ค๊ณ  ์ „ํ•˜๊ณ  ์žˆ์œผ๋ฉฐ, ์ด ์ค‘ 60๋งŒ ๋ช…์ด ๊ณต๊ธฐ์˜ค์—ผ์œผ๋กœ ์‚ฌ๋งํ•˜์—ฌ ๊ฐ€์žฅ ํฐ ์›์ธ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. Anna Oudin et al.(2)์€ 50๋งŒ ๋ช…์˜ ์Šค์›จ๋ด ์–ด๋ฆฐ์ด๋“ค์˜ ๊ณต๊ธฐ ์˜ค์—ผ์— ๋Œ€ํ•œ ๋…ธ์ถœ์„ ์‚ดํ”ผ๊ณ  ๋…ธ์ถœ์ •๋„์™€ ์ฒ˜๋ฐฉ ๋ฐ›์€ ์˜์•ฝํ’ˆ ๊ธฐ๋ก์„ ๋Œ€์กฐํ•˜๋ฉด์„œ ๊ณต๊ธฐ์˜ค์—ผ๊ณผ ์–ด๋ฆฐ์ด ์ •์‹  ์งˆํ™˜๊ณผ ์ธ๊ณผ๊ด€๊ณ„๊ฐ€ ์žˆ๋Š” ๊ฒƒ์„ ๋ฐํ˜€๋ƒˆ๋‹ค.

์ด์™€ ๊ฐ™์ด ๊ณต๊ธฐ์˜ค์—ผ์ด ์‹ฌ๊ฐํ™” ๋˜๋ฉด์„œ, ์–ด๋ฆฐ์ด๋“ค์ด ์™ธ๋ถ€ํ™˜๊ฒฝ์—์„œ ์ž์œ ๋กญ๊ฒŒ ํ™œ๋™ํ•  ์ˆ˜ ์žˆ๋Š” ๊ณต๊ฐ„์ด ํ˜‘์†Œํ™” ๋˜๊ณ  ๊ทธ ๋Œ€์•ˆ์œผ๋กœ ์‹ค๋‚ด์—์„œ ํ™œ๋™ํ•˜๊ณ  ์ฆ๊ธธ ์ˆ˜ ์žˆ๋Š” ์‹ค๋‚ด ํ…Œ๋งˆํŒŒํฌ์— ๋Œ€ํ•œ ๊ด€์‹ฌ์ด ๋†’์•„์ง€๊ณ  ์žˆ๋‹ค. KT๊ฒฝ์ œ๊ฒฝ์˜์—ฐ๊ตฌ์†Œ ๋””์ง€์—์ฝ”(3)์— ์˜ํ•˜๋ฉด ํ‚ค์ฆˆ์นดํŽ˜, ํ‚ค์ฆˆ ํ…Œ๋งˆํŒŒํฌ, VR ํ…Œ๋งˆํŒŒํฌ ๋“ฑ ๋‹ค์–‘ํ•œ ์œ ํ˜•์˜ ์–ด๋ฆฐ์ด ๊ด€๋ จ ํ…Œ๋งˆํŒŒํฌ๊ฐ€ ์—ฐ 13% ์ด์ƒ ๊ธ‰์„ฑ์žฅ์„ธ๋ฅผ ๋ณด์ด๊ณ  ์žˆ๋‹ค.

๊ทธ๋Ÿฌ๋‚˜ ํ˜„์žฌ ์–ด๋ฆฐ์ด ํ™œ๋™ ๊ณต๊ฐ„(์–ด๋ฆฐ์ด์ง‘, ์œ ์น˜์›, ์ดˆ๋“ฑํ•™๊ต ๋“ฑ)์˜ ๊ฒฝ์šฐ โ€˜ํ™˜๊ฒฝ๋ณด๊ฑด๋ฒ•โ€™(4)๊ณผ โ€˜์‹ค๋‚ด ๊ณต๊ธฐ์งˆ ๊ด€๋ฆฌ๋ฒ•โ€™(5)์— ๋”ฐ๋ผ ๊ด€๋ฆฌ๋˜์ง€๋งŒ, ํ‚ค์ฆˆ์นดํŽ˜์™€ ๊ฐ™์€ ์‹ค๋‚ด ์–ด๋ฆฐ์ด์‹œ์„ค์€ โ€˜์‹ค๋‚ด ๊ณต๊ธฐ์งˆ ๊ด€๋ฆฌ๋ฒ•โ€™์— ๋”ฐ๋ฅธ ๊ณต๊ธฐ์งˆ ๊ด€๋ฆฌ๋Œ€์ƒ์—๋Š” ํฌํ•จ๋˜์ง€ ์•Š์•„ ๊ทธ ๋™์•ˆ ๋ฐฉ์น˜๋˜์–ด ์™”๋‹ค. ํ™˜๊ฒฝ๋ถ€์— ์˜ํ•˜๋ฉด ์‹ค๋‚ด ์–ด๋ฆฐ์ด์‹œ์„ค์ด 3,039๊ณณ์— ๋‹ฌํ•˜๊ณ  ์žˆ๋Š” ์ƒํ™ฉ์—์„œ ๋ฏธ์„ธ๋จผ์ง€ ๋“ฑ ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ์— ๋Œ€ํ•œ ๊ด€๋ฆฌโ€ค๊ฐ๋…์ด ์‹ค์‹œ๋˜์ง€ ์•Š๊ณ  ์žˆ๋‹ค๊ณ  ๋ณด๊ณ ๋˜๊ณ  ์žˆ๋‹ค.

์ด์™€ ๊ฐ™์ด ์‹ค๋‚ด ์ฃผ์š” ํ™˜๊ฒฝ์˜ค์—ผ ๋ฌผ์งˆ ์ค‘ ํ•˜๋‚˜์ธ ์ด์‚ฐํ™”ํƒ„์†Œ๋Š” 3,000 ppm์ด ๋˜๊ฒŒ ๋˜๋ฉด ์–ด๊นจ ๊ฑธ๋ฆผ์ด๋‚˜ ๋‘ํ†ต์„ ๋Š๋ผ๋Š” ์‚ฌ๋žŒ์ด ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ๋‹ค. ๋˜ํ•œ 3,000 ppm ์ด์ƒ์ด ๋˜๋ฉด ๋‘ํ†ต, ํ˜„๊ธฐ์ฆ ๋“ฑ์˜ ์ฆ์ƒ์ด ๋‚˜ํƒ€๋‚˜๊ณ  ์žฅ์‹œ๊ฐ„์— ๋…ธ์ถœ๋  ๊ฒฝ์šฐ ๊ฑด๊ฐ•์„ ํ•ด์น˜๋Š” ์ˆ˜์ค€์ด๋‹ค. ํŠนํžˆ ์•„๋™์€ ๋”์šฑ ์‹ฌ๊ฐํ•œ ํ˜„์ƒ์ด ๋ฐœ์ƒ๋  ์ˆ˜ ์žˆ๋‹ค. ๋”ฐ๋ผ์„œ ์ด์‚ฐํ™”ํƒ„์†Œ์˜ ์˜ค์—ผ์›์„ ์ œ๊ฑฐํ•˜๊ฑฐ๋‚˜ ํ™˜๊ธฐ๋ฅผ ํ†ตํ•ด ์™ธ๋ถ€์˜ ์‹ ์„ ๊ณต๊ธฐ๋ฅผ ์œ ์ž…ํ•˜๊ฑฐ๋‚˜ ๋˜๋Š” ๊ณต๊ธฐ์ •ํ™” ๋“ฑ์˜ ์‹œ์„ค ๋“ฑ์„ ํ†ตํ•˜์—ฌ ์ด์‚ฐํ™”ํƒ„์†Œ์˜ ์–‘์„ ์ ์ • ์ˆ˜์ค€ ์ดํ•˜๋กœ ์ œ์–ดํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ๊ฐ•๊ตฌํ•  ํ•„์š”๊ฐ€ ์žˆ๋‹ค.

๋ณธ ์—ฐ๊ตฌ๋Š” ์–ด๋ฆฐ์ด ์‹ค๋‚ด ํ…Œ๋งˆํŒŒํฌ ์‹œ์„ค์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ํ˜„ํ™ฉ์„ ์ธก์ •ํ•˜๊ณ  ์ž์—ฐ์  ํ™˜๊ธฐ ๋ฐ ๊ธฐ๊ณ„์  ํ™˜๊ธฐ ๋ฐฉ๋ฒ•์„ ํ†ตํ•˜์—ฌ ์‹ค๋‚ด ์ด์‚ฐํ™”ํƒ„์†Œ์˜ ๋†๋„๋ฅผ ์ €๊ฐํ•  ์ˆ˜ ์žˆ๋Š” ํšจ์œจ์ ์ธ ๋ฐฉ์•ˆ์„ ์ฐพ์•„๋ณด๊ณ ์ž ํ•œ๋‹ค. ๋˜ํ•œ ๋ณธ ์—ฐ๊ตฌ๋ฅผ ํ†ตํ•˜์—ฌ ์‹ค๋‚ด ํ…Œ๋งˆํŒŒํฌ ํ™˜๊ธฐ ๋ฐฉ๋ฒ•์˜ ํšจ๊ณผ์„ฑ์— ๋”ฐ๋ฅธ ๊ฒฐ๊ณผ๋ฅผ ํ† ๋Œ€๋กœ ์‹ ์ถ•ยท๊ธฐ์กด ์–ด๋ฆฐ์ด ํ…Œ๋งˆํŒŒํฌ ์‹œ์„ค์˜ ์‹ค๋‚ด ํ™˜๊ธฐ ๊ธฐ์ค€ ๋ฐ ๋ฐฉ์•ˆ์„ ๋ชจ์ƒ‰ํ•˜๋Š”๋ฐ ์ •์ฑ…์  ๊ธฐ์ดˆ์ž๋ฃŒ๋กœ ํ™œ์šฉํ•˜๊ณ ์ž ํ•œ๋‹ค.

1.2 ์—ฐ๊ตฌ์˜ ๋ฐฉ๋ฒ•๊ณผ ๋ฒ”์œ„

1.2.1 ์—ฐ๊ตฌ์˜ ๋ฐฉ๋ฒ•

๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” ์–ด๋ฆฐ์ด ์‹ค๋‚ด ํ…Œ๋งˆํŒŒํฌ์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ €๊ฐ์„ ์œ„ํ•œ ์‹ค๋‚ด ๊ณต๊ธฐ ํ™˜๊ธฐ๋ฅผ ์œ„ํ•˜์—ฌ โ‘  ๋” ๊ฐœ๋ฐฉ, โ‘ก ์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ, โ‘ข ๋”๊ณผ ์ธก๋ฉด ์ฐฝ ๋™์‹œ ๊ฐœ๋ฐฉ, โ‘ฃ ๊ณต์กฐ๊ธฐ ์ด์šฉ ์™ธ๊ธฐ๋„์ž…(๋Œํผ ๊ฐœ๋ฐฉ)์˜ 4๊ฐ€์ง€ ๋ฐฉ๋ฒ•์„ ์ ์šฉํ•˜์˜€๋‹ค. ๊ฐ ๋ฐฉ๋ฒ•์— ๋Œ€ํ•˜์—ฌ ์‹ค๋‚ด ๊ณต๊ธฐ ์ค‘ ์ด์‚ฐํ™”ํƒ„์†Œ์˜ ์‹œ๊ฐ„์— ๋”ฐ๋ฅธ ๋ณ€ํ™”๋Ÿ‰์„ ์ธก์ •ํ•˜์˜€๊ณ , ๊ทธ ๊ฒฐ๊ณผ๋ฅผ ํ† ๋Œ€๋กœ ์ด์‚ฐํ™”ํƒ„์†Œ ์ €๊ฐ ์„ฑ๋Šฅ์„ ๋น„๊ต๋ถ„์„ํ•˜์˜€๋‹ค.

1.2.2 ์—ฐ๊ตฌ์˜ ๋ฒ”์œ„

(1) ํ…Œ๋งˆํŒŒํฌ ์ •์ƒ ์šด์˜ ์‹œ ์ž…์žฅ๊ฐ ์ˆ˜๊ฐ€ ์œ ์‚ฌํ•œ 3์ผ์„ ์„ ์ •ํ•˜์—ฌ ์‹ค๋‚ด ์ด์‚ฐํ™”ํƒ„์†Œ์˜ ๋†๋„๋ฅผ ์ธก์ •ํ•˜์—ฌ ์ตœ๋Œ€ ํ‰๊ท ๊ฐ’์„ ํ™•์ธ ํ›„ ์‹คํ—˜ ์กฐ๊ฑด์„ ์ œ์‹œํ•˜์˜€๋‹ค.

(2) ์ž์—ฐํ™˜๊ธฐ๋กœ๋Š” Fig. 1๊ณผ ๊ฐ™์ด โ‘  ๋” ๊ฐœ๋ฐฉ, โ‘ก ์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ, โ‘ข ๋”๊ณผ ์ธก๋ฉด ์ฐฝ ๋™์‹œ ๊ฐœ๋ฐฉ์˜ 3๊ฐ€์ง€ ๋ฐฉ์‹์„ ์ ์šฉํ•˜์˜€๋‹ค.

Fig. 1. Natural ventilation.
../../Resources/sarek/KJACR.2018.30.9.425/fig1.png

(3) ๊ธฐ๊ณ„ํ™˜๊ธฐ๋กœ๋Š” Fig. 2์™€ ๊ฐ™์ด ๊ณต์กฐ๊ธฐ๋ฅผ ํ†ตํ•œ ์™ธ๊ธฐ๋„์ž…(๋Œํผ ๊ฐœ๋ฐฉ)์„ ์‹ค์‹œํ•˜์˜€๋‹ค.

Fig. 2. Mechanical ventilation.
../../Resources/sarek/KJACR.2018.30.9.425/fig2.png

(4) ๊ตฌ์—ญ ๋ฐ ๋†’์ด๋ณ„ ์ด์‚ฐํ™”ํƒ„์†Œ ์ธก์ •๊ฐ’์„ ์‹คํ—˜ ์ „, ์‹คํ—˜ ์ค‘, ์‹คํ—˜ ํ›„๋กœ ๊ตฌ๋ถ„ํ•˜์—ฌ ๋ถ„์„ํ•˜์˜€๋‹ค.

2. ์ด๋ก ์  ๊ณ ์ฐฐ

2.1 ๊ตญ๋‚ด ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ ๊ด€๋ จ ๊ธฐ์ค€

๊ตญ๋‚ด์˜ ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ์€ ํ™˜๊ฒฝ๋ถ€, ๊ตญํ† ๋ถ€, ๊ต์œก๋ถ€, ๋ณด๊ฑด๋ณต์ง€๋ถ€, ๋…ธ๋™๋ถ€ ๋“ฑ์˜ 5๊ฐœ ๋ถ€์ฒ˜์—์„œ ๋ถ„์‚ฐโ€ค๊ด€๋ฆฌํ•˜๊ณ  ์žˆ๋‹ค. Table 1์€ ์—ฌ๋Ÿฌ ๋ถ€์ฒ˜๋กœ ๋ถ„์‚ฐ๋˜์–ด ๊ด€๋ฆฌ๋˜๊ณ  ์žˆ๋Š” ๊ตญ๋‚ด์˜ ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ ๊ด€๋ฆฌ์ฒด๊ณ„๋ฅผ ๋‚˜ํƒ€๋‚ธ ๊ฒƒ์ด๋‹ค. ํ™˜๊ฒฝ๋ถ€๋Š” 2003๋…„ โ€˜์ง€ํ•˜์ƒํ™œ๊ณต๊ฐ„๊ณต๊ธฐ์งˆ๊ด€๋ฆฌ๋ฒ•โ€™์„ โ€˜๋‹ค์ค‘์ด์šฉ์‹œ์„ค๋“ฑ์˜์‹ค๋‚ด๊ณต๊ธฐ์งˆ๊ด€๋ฆฌ๋ฒ•โ€™์œผ๋กœ ์ „๋ฉด ๊ฐœ์ •ํ•˜๊ณ ,(6) ๋Œ€์ƒ์‹œ์„ค์„ ๊ธฐ์กด์˜ ๊ด€๋ฆฌ๋Œ€์ƒ์ธ ์ง€ํ•˜์—ญ์‚ฌ, ์ง€ํ•˜๋„ ์ƒ๊ฐ€์—์„œ ๋ณ‘์›, ๋„์„œ๊ด€, ๋Œ€๊ทœ๋ชจ์ ํฌ ๋“ฑ ๋‹ค์ค‘์ด์šฉ์‹œ์„ค๋กœ ํ™•๋Œ€ํ•˜์—ฌ ์‹ค๋‚ด ์˜ค์—ผ๋ฌผ์งˆ์— ๋Œ€ํ•œ ์œ ์ง€๊ธฐ์ค€์„ ์„ค์ •ํ•˜์˜€๋‹ค. ๊ตญํ† ๋ถ€๋Š” ํ„ฐ๋„, ์ง€ํ•˜์„ ๋กœ, ์ง€ํ•˜์—ฐ๊ฒฐํ†ต๋กœ ๋“ฑ์— ๋Œ€ํ•ด ์ ์ ˆํ•œ ์กฐ๋ช… ๋ฐ ํ™˜๊ธฐ์‹œ์„ค์— ๊ด€ํ•œ ์‚ฌํ•ญ์„, ๊ต์œก๋ถ€๋Š” ํ•™๊ต์˜ ํ™˜๊ธฐ, ์ฑ„๊ด‘, ์กฐ๋ช…, ์˜จ๋„, ์Šต๋„ ๋“ฑ์˜ ์กฐ์ ˆ ๋ฐ ์œ ์ง€, ๊ด€๋ฆฌ ๋“ฑ์„ ํ•˜๊ณ  ์žˆ๋‹ค. ๊ทธ๋ฆฌ๊ณ  ๋…ธ๋™๋ถ€๋Š” ๊ทผ๋กœ์ž์˜ ๊ฑด๊ฐ•๊ณผ ์•ˆ์ •์„ ์œ„ํ•˜์—ฌ ์ž‘์—…์žฅ์—์„œ์˜ ํ™˜๊ธฐ, ์ฑ„๊ด‘, ์กฐ๋„, ์˜จ๋„ ๋“ฑ์— ๋Œ€ํ•œ ์ ๋‹นํ•œ ์กฐ์ ˆ์„, ๋ณด๊ฑด๋ณต์ง€๋ถ€๋Š” ํ•™์›, ๊ณต์—ฐ์žฅ, ์—…๋ฌด์‹œ์„ค ๋“ฑ์„ ๋Œ€์ƒ์œผ๋กœ ๊ด€๋ฆฌํ•˜๊ณ  ์žˆ๋‹ค. ์ด์™€ ๊ฐ™์ด ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ ๊ด€๋ฆฌ์—…๋ฌด๊ฐ€ ํ™˜๊ฒฝ๋ถ€, ๋ณด๊ฑด๋ณต์ง€๋ถ€, ๊ตญํ† ๋ถ€, ๊ต์œก๋ถ€, ๋…ธ๋™๋ถ€ ๋“ฑ ์—ฌ๋Ÿฌ ๋ถ€์ฒ˜์—์„œ ๋ถ„์‚ฐ๊ด€๋ฆฌ ๋˜๊ณ  ์žˆ์–ด ์ฒด๊ณ„์ ์ธ ๊ด€๋ฆฌ๊ฐ€ ์–ด๋ ค์šด ์ƒํ™ฉ์ด๋‹ค.(7)

Table 1. Status of indoor air quality management by departments

Department

Criteria

Ministry of Environment

Ministry of Health and Welfare

Ministry of Labor

Ministry of Education & Human Resources Development

Ministry of Construction and Transportation

Subject of application

Multi-use facility

(17 facilities including underground station)

Public facilities

(Academy, concert hall, business facilities etc)

Office, work place

School

Parking lot

(below 2,000 m2)

PM10

100~20 ใŽ/ใŽฅ

150 ใŽ/m3

150 ใŽ/m3

100 ใŽ/m3

CO

10~25 ppm

25 ppm

10 ppm

10 ppm

25 ppm

CO2

1,000 ppm

1,000 ppm

1,000 ppm

1,000 ppm

NO2

0.05~0.3 ppm

-

-

0.05 ppm

HCHO

120 ใŽ/m3

120 ใŽ/m3

0.1 ppm

100 ใŽ/m3

Total culturable bacteria

800 CFU/m3

-

-

800 CFU/m3

Rn

4 pCi/L

-

-

4.0 pCi/L

VOCS

400~1,000 ใŽ/m3

-

-

400 ใŽ/m3

Asbestos

0.01 EA/cc

-

-

0.01 EA/cc

O3

0.06~0.08 ppm

-

-

0.06 ppm

Mite

-

-

-

100 mites per m3

Falling bacteria

-

-

-

10 CFU/per room

2.2 ๊ด€๋ จ ์„ ํ–‰์—ฐ๊ตฌ

์–ด๋ฆฐ์ด์‹œ์„ค์„ ๋Œ€์ƒ์œผ๋กœ ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ์„ ์กฐ์‚ฌํ•œ ์„ ํ–‰ ์—ฐ๊ตฌ๋ฅผ ์‚ดํŽด๋ณด๋ฉด ๋‹ค์Œ๊ณผ ๊ฐ™๋‹ค. ๋จผ์ € ๊ตญ๋‚ด์˜ ์—ฐ๊ตฌ๋กœ, ํ•™๊ต ๊ฑด๋ฌผ์—์„œ ๊น€ํƒœ์šฐ(8)๋Š” ์ดˆ๋“ฑํ•™๊ต 2๊ฐœ์†Œ, ์ค‘ํ•™๊ต 1๊ฐœ์†Œ๋ฅผ ๋Œ€์ƒ์œผ๋กœ TVOC, HCHO ์ธก์ •์„ ํ†ตํ•˜์—ฌ ๊ธฐ์ค€์น˜๋ฅผ ์ดˆ๊ณผํ•˜๋Š” ๊ฒƒ์œผ๋กœ ํŒŒ์•…ํ•˜์˜€๊ณ , ์ด์ •์žฌ ๋“ฑ(9)์€ ๋ถ€์‚ฐ์ง€์—ญ์˜ ์ดˆ์ค‘๊ณ ๋ฅผ ๋Œ€์ƒ์œผ๋กœ ์ด์‚ฐํ™”ํƒ„์†Œ, ๋ฏธ์„ธ๋จผ์ง€๋ฅผ ์ธก์ •ํ•˜์—ฌ ๊ธฐ์ค€์น˜๋ฅผ ์ดˆ๊ณผํ•˜๋Š” ๊ฒƒ์œผ๋กœ ๋ฐํ˜”๋‹ค. ๋˜ํ•œ ๊น€์œค๋•(10)์€ ์ธ์ฒœ์ง€์—ญ์˜ 1๊ฐœ ๋ณด์œก์‹œ์„ค์—์„œ ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ์„ ์ธก์ •ํ•˜์—ฌ TVOC, HCHO, ๋ถ€์œ ์„ธ๊ท , ์ด์‚ฐํ™”ํƒ„์†Œ๊ฐ€ ๊ธฐ์ค€์น˜๋ฅผ ์ดˆ๊ณผํ•˜๊ณ  ์žˆ๋‹ค๊ณ  ๋ณด๊ณ ํ•˜์˜€๋‹ค.

ํ•œํŽธ, ๊ตญ์™ธ์˜ ์—ฐ๊ตฌ๋Š” ์ธก์ •๋Œ€์ƒ ์ˆ˜๋Š” ๋งŽ์ง€๋งŒ ์ธก์ •ํ•ญ๋ชฉ์ด ๋Œ€๋ถ€๋ถ„ ์˜จ๋„, ์Šต๋„, ์ด์‚ฐํ™”ํƒ„์†Œ๋กœ ํ•œ์ •ํ•˜์—ฌ ์ง„ํ–‰ ๋˜์—ˆ๋‹ค. ๋ฐ˜๋ฉด ์—ฐ๊ตฌ๊ฐ€ ์ˆ˜ํ–‰๋œ ๊ตญ๊ฐ€์˜ ๊ธฐํ›„๊ฐ€ ๋‹ค๋ฅด๊ธฐ ๋•Œ๋ฌธ์— ๋Œ€์ƒ ์‹œ์„ค์˜ ์ธก์ • ๋ฒ”์œ„๋„ ๋‹ค์–‘ํ•˜๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๋‹ค.(11)

๊ตญ๋‚ด์™ธ์—์„œ ์–ด๋ฆฐ์ด ๋Œ€์ƒ์‹œ์„ค์— ๋Œ€ํ•œ ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ์— ๊ด€ํ•œ ์—ฐ๊ตฌ๋Š” ์ด์ „๋ถ€ํ„ฐ ์ง„ํ–‰์ด ๋˜์–ด ์™”์ง€๋งŒ, ์ธก์ •๋Œ€์ƒ ์ˆ˜๊ฐ€ ๋งŽ์œผ๋‚˜ ๋‹ค์–‘ํ•œ ์‹ค๋‚ด ๊ณต๊ธฐ ์˜ค์—ผ๋ฌผ์งˆ์„ ์ธก์ •ํ•œ ๊ฒƒ์ด ์•„๋‹ˆ๋ฉฐ, ํŠนํžˆ ์ตœ๊ทผ์— ์–ด๋ฆฐ์ด๋“ค์ด ์‹ค๋‚ด์—์„œ ๋งŽ์ด ์ด์šฉํ•˜๊ณ  ์žˆ๋Š” ํ…Œ๋งˆํŒŒํฌ ๋“ฑ์˜ ์‹œ์„ค์— ๋Œ€ํ•œ ์—ฐ๊ตฌ๋Š” ๋งค์šฐ ๋ฏธ์ง„ํ•œ ์ƒํ™ฉ์œผ๋กœ ์ด์— ๋Œ€ํ•œ ์—ฐ๊ตฌ๊ฐ€ ํ•„์š”ํ•˜๋‹ค.

๋”ฐ๋ผ์„œ ๋ณธ ์—ฐ๊ตฌ๋Š” ์–ด๋ฆฐ์ด ํ…Œ๋งˆํŒŒํฌ ์‹œ์„ค์˜ ์‹ค๋‚ด์˜ค์—ผ ๋Œ€ํ‘œ์ ์ธ ๋ฌผ์งˆ์ธ ์ด์‚ฐํ™”ํƒ„์†Œ ํ˜„ํ™ฉ์— ๋Œ€ํ•ด ์กฐ์‚ฌํ•˜๊ณ  ๊ณต๊ธฐ์งˆ์˜ ๋Œ€ํ‘œ์„ฑ์„ ๊ฐ€์งˆ ์ˆ˜ ์žˆ๋Š” ๊ฒฐ๊ณผ๋ฅผ ์–ป๊ธฐ ์œ„ํ•ด ์ธก์ •๋Œ€์ƒ์„ ์—„๋ฐ€ํžˆ ์„ ์ •ํ•˜์—ฌ ๊ฐ๊ด€์ ์ด๊ณ  ํƒ€๋‹นํ•œ ๋ฐฉ๋ฒ•์œผ๋กœ ๋ถ„์„ํ•˜์˜€๋‹ค. ๋˜ํ•œ ์‹œ์„คํ˜„ํ™ฉ์— ๋”ฐ๋ฅธ ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ์„ ์œ„ํ•œ ๊ด€๋ฆฌ๋ฐฉ๋ฒ• ๋ฐ ๋ฐฉ์•ˆ์„ ์ œ์‹œํ•˜๊ณ , ์ถ”ํ›„ ์—ฐ๊ตฌ์— ํ…Œ๋งˆํŒŒํฌ ๊ณต๊ธฐ์งˆ์— ๋Œ€ํ•œ ๊ธฐ์ดˆ๋ฐ์ดํ„ฐ๋ฅผ ์ œ๊ณตํ•  ์ˆ˜ ์žˆ์„ ๊ฒƒ์ด๋‹ค.

3. ์‹คํ—˜

3.1 ์‹คํ—˜๊ฐœ์š”

๊ณต๊ธฐ์งˆ ์ธก์ •์„ ์œ„ํ•ด ์—ฐ๊ฐ„ ์•ฝ 120๋งŒ ๋ช…(์ฃผ ๊ณ ๊ฐ ์–ด๋ฆฐ์ด)์ด ์ด์šฉํ•˜๋Š” ์„œ์šธ์‹œ ์†กํŒŒ๊ตฌ์— ์œ„์น˜ํ•œ ๊ตญ๋‚ด ๋Œ€ํ‘œ์ ์ธ ์–ด๋ฆฐ์ด ์‹ค๋‚ด ํ…Œ๋งˆํŒŒํฌ๋ฅผ ์„ ์ •ํ•˜์˜€์œผ๋ฉฐ, ์‹ค๋‚ด ๊ณต๊ธฐ์˜ค์—ผ์˜ ๋Œ€ํ‘œ์ ์ธ ๋ฌผ์งˆ์ธ ์ด์‚ฐํ™”ํƒ„์†Œ์˜ ๋†๋„๋ฅผ ์ธก์ •ํ•˜์˜€๋‹ค. ์ธก์ •๋Œ€์ƒ ํ…Œ๋งˆํŒŒํฌ์˜ ๊ฑด๋ฌผ๊ฐœ์š”๋Š” Table 2์™€ ๊ฐ™๊ณ , Fig. 3์€ ํ…Œ๋งˆํŒŒํฌ ๋‚ด๋ถ€ ๋ชจ์Šต์ด๋‹ค.

Table 2. Overview of theme park

Category

Contents

Business name

Children's vocational experience theme park

Purpose

Culture and assembly facilities-exhibition

Structure of building

Reinforced concrete structure

Total floor area

13,948.77 m2

(4 floors above, 5 basement floors)

HVAC facility

AHU(Air Handling Unit) 2 set/ OHU(Outdoor Handling Unit) 2 set)/ FCU(Fan Coil Unit)

Fig. 3. Inside view of the theme park.
../../Resources/sarek/KJACR.2018.30.9.425/fig3.png

๋˜ํ•œ Table 3์€ ๊ธฐ๊ณ„ํ™˜๊ธฐ์ธ ๊ณต์กฐ๊ธฐ ์™ธ๊ธฐ๋„์ž…์— ๋Œ€ํ•œ ๊ณต์กฐ ์‹œ์Šคํ…œ ํ˜„ํ™ฉ ๋ฐ ์„ค๊ณ„ ํ’๋Ÿ‰์„ ๋‚˜ํƒ€๋‚ธ ๊ฒƒ์ด๋‹ค.

Table 3. Specification of air conditioning system

Category

Equipment number

Zoning

Capacity

(CMH)

Static pressure

(mmAq)

Flow rate of outdoor air

(CMH)

Air handling unit

(AHU)

AHU-03

4F

(Office)

36,000(SF)/33,000(RF)

105(SF)/49(RF)

7,600(303people ร— 25 CMH/people)

AHU-01

2~3F

(Public area)

37,000(SF)/33,000(RF)

108(SF)/42(RF)

12,500(500people ร— 25 CMH/people)

AHU-02

37,000(SF)/33,000(RF)

108(SF)/42(RF)

Outdoor handling Unit

(OHU)

OHU-02

2~3F

(Pavilion)

28,000(SF)/23,000(RF)

134(SF)/68(RF)

-

OHU-01

1F

6,800(SF)/4,300(RF)

122(SF)/61(RF)

-

3.2 ์‹คํ—˜๋ฐฉ๋ฒ•

3.2.1 ์ธก์ • ์žฅ๋น„ ํ˜„ํ™ฉ

ํ˜„์žฅ์ธก์ • ์‹คํ—˜์žฅ๋น„๋Š” ์ธก์ •์‹œ์™€ ์ธก์ •๊ฒฐ๊ณผ ๋ถ„์„์— ์ค‘์š”ํ•œ ์˜ํ–ฅ์„ ๋ฏธ์น˜๋ฏ€๋กœ ์‹ค๋‚ด ํ…Œ๋งˆํŒŒํฌ์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •์„ ์œ„ํ•ด ์ •ํ™•๋„๊ฐ€ ๋†’์€ ๋น„๋ถ„์‚ฐ์ ์™ธ์„ ๋ถ„์„๊ธฐ๋ฅผ ์‚ฌ์šฉํ•˜์˜€๋‹ค. ์ธก์ • ์žฅ๋น„ ์ œ์›์€ Table 4์™€ ๊ฐ™๋‹ค.

Table 4. Specification of measurement devices

Model

CD-100ML-HT

../../Resources/sarek/KJACR.2018.30.9.425/tb4a.png

Model

8550/8551 Q-TRAK IAQ

../../Resources/sarek/KJACR.2018.30.9.425/tb4b.png

CO2

Detection method

Measurement range

CO2

Detection method

Measurement range

NDIR

0~2,000 ppm

NDIR

0~5,000 ppm

Input(mA)

24VAC/DC ยฑ20%, 50/60Hz

Accuracy

3% of the measuring range, ยฑ50 ppm

Accuracy

5% of the measuring range, ยฑ30 ppm

0~50โ„ƒ, 5~95% RH of the measuring range

ยฑ4% RH, ยฑ0.4โ„ƒ

ยฑ3% RH, ยฑ0.6โ„ƒ

3.2.2 ์ธก์ • ์‹œ์Šคํ…œ ์„ค์น˜

Fig. 4์™€ ๊ฐ™์ด ์ธก์ • ์œ„์น˜๋ฅผ A๊ตฌ์—ญ๊ณผ B๊ตฌ์—ญ์œผ๋กœ ๋‚˜๋ˆ„์–ด ๋†’์ด 2.4, 4.5, 7.2 m์— ์ด์‚ฐํ™”ํƒ„์†Œ ์„ผ์„œ๋ฅผ ์„ค์น˜ํ•˜์˜€๋‹ค. ์‹คํ—˜ ์กฐ๊ฑด์€ ๋” ๊ฐœ๋ฐฉ, ์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ, ๋”๊ณผ ์ธก๋ฉด ์ฐฝ ๋™์‹œ ๊ฐœ๋ฐฉ, ๊ณต์กฐ๊ธฐ ์™ธ๊ธฐ๋„์ž… ๋“ฑ 4๊ฐ€์ง€ ๋ฐฉ์‹์— ๋Œ€ํ•˜์—ฌ ์‹œ๊ฐ„์— ๋”ฐ๋ฅธ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ๋ณ€ํ™”๋Ÿ‰์„ ์ธก์ •ํ•˜์˜€๋‹ค. ์œ ์‚ฌํ•œ ์กฐ๊ฑด์„ ์ ์šฉํ•˜๊ธฐ ์œ„ํ•˜์—ฌ ํ…Œ๋งˆํŒŒํฌ์˜ ์ž…์žฅ๊ฐ ์ˆ˜๊ฐ€ ๊ฐ€์žฅ ๋งŽ์€ ์„ฑ์ˆ˜๊ธฐ ๋™์•ˆ ๋™์ผํ•œ ์‹œ๊ฐ„๋Œ€์— ์ธก์ •์„ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ์™ธ๊ธฐ๋„์ž…๋Ÿ‰์„ ํ™•์ธํ•˜๊ธฐ ์œ„ํ•˜์—ฌ ๋•ํŠธ ๋‚ด ํ”ผํ† ๊ด€์„ ์‚ฝ์ž…ํ•˜์—ฌ Fig. 5์™€ ๊ฐ™์ด ๋Œํผ ๊ฐœ๋„์œจ(0%, 100%)์˜ ์™ธ๊ธฐ๋„์ž…๋Ÿ‰์„ ์ธก์ •ํ•˜์˜€๋‹ค.

Fig. 4. Locations of CO2 sensor.
../../Resources/sarek/KJACR.2018.30.9.425/fig4.png

Fig. 5. Installation of air flow sensor.
../../Resources/sarek/KJACR.2018.30.9.425/fig5.png

3.3 ์‹คํ—˜ ๊ฒฐ๊ณผ ๋ฐ ๋ถ„์„

3.3.1 ์ •์ƒ ์šด์˜ ์‹œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •

Table 5๋Š” ์ •์ƒ ์šด์˜ ์‹œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„์˜ ์ตœ๋Œ€ ํ‰๊ท ๊ฐ’์„ ํ™•์ธํ•˜์—ฌ ์‹คํ—˜ ์กฐ๊ฑด์œผ๋กœ ์ œ์‹œํ•˜๊ธฐ ์œ„ํ•ด ์ž…์žฅ๊ฐ ์ˆ˜๊ฐ€ ์œ ์‚ฌํ•œ ๋•Œ 3ํšŒ์— ๊ฑธ์ณ 10 sec ๊ฐ„๊ฒฉ์œผ๋กœ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ • ๊ฒฐ๊ณผ๋ฅผ ๋‚˜ํƒ€๋‚ธ ๊ฒƒ์ด๋‹ค. ์ตœ๋Œ€ ํ‰๊ท ๊ฐ’์€ A๊ตฌ์—ญ 1,277.6 ppm, B๊ตฌ์—ญ 1,305.8 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ์œผ๋ฉฐ, ์ตœ์†Ÿ๊ฐ’์€ A๊ตฌ์—ญ 390.5 ppm, B๊ตฌ์—ญ 407.9 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ์ธก์ • ๊ฒฐ๊ณผ ์ž…์žฅ๊ฐ ์ˆ˜๊ฐ€ ๋งŽ์€ 16์‹œ~19์‹œ ์‚ฌ์ด์— ์ตœ๋Œ€์น˜๋ฅผ ๊ธฐ๋กํ–ˆ์œผ๋ฉฐ, ์ด๋•Œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ตœ๋Œ€ ํ‰๊ท ๊ฐ’์€ Fig. 6๊ณผ ๊ฐ™์ด 1,200~1,250 ppm ์œ ์ง€ํ•˜์˜€๊ณ , ํ•ด๋‹น ๋†๋„ ๊ฐ’์„ ๊ธฐ์ค€์œผ๋กœ ์‹คํ—˜ ์กฐ๊ฑด์„ ์„ ์ •ํ•˜์—ฌ ์ง„ํ–‰ํ•˜์˜€๋‹ค.

Table 5. Measurement of CO2concentration during normal operation

[PPM]

Category

A_zone

B_zone

Total average

Measurement date

Day 1

Day 2

Day 3

Average

Day 1

Day 2

Day 3

Average

Maximum value

1,282.2

1,260.1

1,290.4

1,277.6

1,263.0

1,324.7

1,329.7

1,305.8

1,291.7

Minimum value

371.1

402.3

398.0

390.5

373.0

424.3

426.3

407.9

399.2

Number of visitors

2,038

2,282

2,228

2,183

2,038

2,282

2,228

2,183

2183

Fig. 6. Measurement of total average CO2 concentration during normal operation.
../../Resources/sarek/KJACR.2018.30.9.425/fig6.png

3.3.2 ๋” ๊ฐœ๋ฐฉ ์‹œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •

Table 6์€ ๋” ๊ฐœ๋ฐฉ์„ ํ•˜๊ธฐ 2๋ถ„ ์ „, ๊ฐœ๋ฐฉ 60๋ถ„, ๋‹ค์‹œ ๋”์„ ํ์‡„ํ•œ ํ›„ 2๋ถ„๊ฐ„์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ํ‰๊ท  ๋ณ€ํ™”๋Ÿ‰์„ ๋‚˜ํƒ€๋‚ธ ๊ฒฐ๊ณผ์ด๋‹ค. ๋จผ์ € ๋” ๊ฐœ๋ฐฉ์„ ํ•˜๊ธฐ ์ „ ํ‰๊ท ์€ A๊ตฌ์—ญ์—์„œ๋Š” ๋†’์ด์— ๋”ฐ๋ผ 1,152~1,177 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ์œผ๋ฉฐ ๊ทธ ํ‰๊ท ์€ 1,161 ppm์ด์—ˆ๋‹ค. B๊ตฌ์—ญ์—์„œ๋Š” ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •๋Ÿ‰์€ 1,140~1,163 ppm์ด์—ˆ์œผ๋ฉฐ, ํ‰๊ท ์€ 1,154 ppm์ด์—ˆ๋‹ค.

Table 6. Measurement of CO2with dome open

[PPM]

Height (m)

Before experiment

During experiment

After experiment

Zone A

Zone B

Zone A

Zone B

Zone A

Zone B

7.2

1,152

1,163

1,082(โ†“ 95)

1,075(โ†“ 86)

1,080(โ†“ 72)

1,063(โ†“ 98)

4.8

1,161

1,163

1,082(โ†“ 95)

1,111(โ†“ 52)

1,054(โ†“ 123)

1,099(โ†“ 64)

2.4

1,161

1,140

1,007(โ†“ 146)

1,042(โ†“ 98)

968(โ†“ 185)

1,028(โ†“ 112)

Average

1,161

1,154

1,057(โ†“ 104)

1,082(โ†“ 95)

1,034(โ†“ 127)

1,064(โ†“ 90)

Outside(CO2)

553

๋” ๊ฐœ๋ฐฉ ์ดํ›„ 60๋ถ„๊ฐ„์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •๋Ÿ‰์€ A๊ตฌ์—ญ์—์„œ๋Š” 1,007~1,083 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๊ณ , ํ‰๊ท ์€ 1,057 ppm์œผ๋กœ ์‹คํ—˜ ์ „ ํ‰๊ท ์— ๋น„ํ•ด 104 ppm(9.0%)์ด ๋‚ฎ์•„์กŒ๋‹ค. B๊ตฌ์—ญ์—์„œ๋Š” ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •๋Ÿ‰์ด 1,042~1,111 ppm์œผ๋กœ ๋†’์ด๋ณ„๋กœ ๋‹ค๋ฅด๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๊ณ , ํ‰๊ท ์€ 1,076 ppm์œผ๋กœ ์‹คํ—˜ ์ „ ํ‰๊ท ์— ๋น„ํ•ด 78 ppm(6.8%)์ด ๋‚ฎ์•„์กŒ๋‹ค. ์‹คํ—˜ ํ›„์—๋„ ์‹คํ—˜ ๊ตฌ๊ฐ„๊ณผ ๋น„๊ตํ•˜์˜€์„ ๋•Œ ์ €๊ฐ๋œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„๊ฐ€ ์œ ์ง€๋˜์—ˆ๋‹ค.

์‹คํ—˜ ๊ฒฐ๊ณผ๋ฅผ ํ†ตํ•˜์—ฌ ์‹ค๋‚ด์™ธ ์••๋ ฅ์ฐจ(์˜จ๋„์™€ ๋ฐ€๋„์™€์˜ ๊ด€๊ณ„)์™€ ์™ธ๋ถ€ ๊ณต๊ธฐ ํ๋ฆ„์œผ๋กœ ์ž์—ฐํ™˜๊ธฐ๊ฐ€ ๋˜๋Š” ๋” ๊ฐœ๋ฐฉ์€ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„๋ฅผ ๊ฐ์†Œ์‹œํ‚ค๋Š”๋ฐ ํšจ๊ณผ๊ฐ€ ์žˆ๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค.

3.3.3 ์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ ์‹œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •

Table 7์€ ์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ์„ ํ•˜๊ธฐ 2๋ถ„์ „, ๊ฐœ๋ฐฉ 60๋ถ„, ๋‹ค์‹œ ์ธก๋ฉด ์ฐฝ์„ ํ์‡„ํ•œ ํ›„ 2๋ถ„๊ฐ„์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ํ‰๊ท  ๋ณ€ํ™”๋Ÿ‰์„ ๋‚˜ํƒ€๋‚ธ ๊ฒฐ๊ณผ์ด๋‹ค. ๋จผ์ € ์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ์„ ํ•˜๊ธฐ ์ „์˜ ํ‰๊ท ์€ A๊ตฌ์—ญ์—์„œ๋Š” ๋†’์ด์— ๋”ฐ๋ผ 1,134~1,219 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ์œผ๋ฉฐ ๊ทธ ํ‰๊ท ์€ 1,175 ppm์ด์—ˆ๋‹ค. B๊ตฌ์—ญ์—์„œ๋Š” ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •๋Ÿ‰์€ 1,157~1,267 ppm์ด์—ˆ์œผ๋ฉฐ, ํ‰๊ท ์€ 1,209 ppm์ด์—ˆ๋‹ค.

Table 7. Measurement of CO2with side window open

[PPM]

Height (m)

Before experiment

During experiment

After experiment

Zone A

Zone B

Zone A

Zone B

Zone A

Zone B

7.2

1,172

1,157

1,147(โ†“ 25)

886(โ†“ 271)

1,159(โ†“ 13)

1,121(โ†“ 36)

4.8

1,219

1,267

1,171(โ†“ 48)

1,017(โ†“ 250)

1,191(โ†“ 28)

1,186(โ†“ 81)

2.4

1,134

1,202

1,080(โ†“ 54)

1,031(โ†“ 171)

1,124(โ†“ 10)

1,114(โ†“ 88)

Average

1,175

1,209

1,132(โ†“ 43)

978(โ†“ 231)

1,158(โ†“ 17)

1,140(โ†“ 69)

Outside(CO2)

493

์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ์„ ํ•œ ์ดํ›„ 60๋ถ„๊ฐ„์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •๋Ÿ‰์€ A๊ตฌ์—ญ์—์„œ๋Š” 1,080~1,171 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๊ณ , ํ‰๊ท ์€ 1,132 ppm์œผ๋กœ ์‹คํ—˜ ์ „ ํ‰๊ท ์— ๋น„ํ•ด 43 ppm(3.7%)์ด ๋‚ฎ์•„์กŒ๋‹ค. B๊ตฌ์—ญ์—์„œ๋Š” ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •๋Ÿ‰์ด 886~1,031 ppm์œผ๋กœ ๋†’์ด๋ณ„๋กœ ๋‹ค๋ฅด๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๊ณ , ํ‰๊ท ์€ 978 ppm์œผ๋กœ ์‹คํ—˜ ์ „ ํ‰๊ท ์— ๋น„ํ•ด 231 ppm(19.1%)์ด ๋‚ฎ์•„์กŒ๋‹ค. ์‹คํ—˜ ํ›„์—๋Š” ์‹คํ—˜ ๊ตฌ๊ฐ„๊ณผ ๋น„๊ตํ•˜์˜€์„ ๋•Œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„๊ฐ€ ํฐ ํญ์œผ๋กœ ์ƒ์Šนํ•˜์˜€๋‹ค. ๊ทธ ์›์ธ์€ ์ธก๋ฉด ์ฐฝ ํ์‡„์— ๋”ฐ๋ฅธ ์™ธ๋ถ€ ๊ณต๊ธฐ ์œ ์ž… ์ฐจ๋‹จ๊ณผ ๋™์‹œ์— ํ’๋Ÿ‰ ๊ฐ์†Œ๊ฐ€ ์ฃผ๋œ ์›์ธ์œผ๋กœ ํŒ๋‹จ๋œ๋‹ค. ๋‹ค๋งŒ ๋” ๊ฐœ๋ฐฉ๊ณผ์˜ ์ฐจ์ด๋ฅผ ๋น„๊ตํ•ด ๋ณผ ๋•Œ, ๋” ๊ฐœ๋ฐฉ ์‹œ์—๋Š” ์˜จ๋„์™€ ๋ฐ€๋„์™€์˜ ๊ด€๊ณ„๊ฐ€ ์žˆ์–ด ์ˆ˜์ง์œผ๋กœ ์‹ค๋‚ด์˜ ๊ณต๊ธฐ๊ฐ€ ๋น ์ ธ๋‚˜๊ฐ„๋‹ค๋Š” ์ ์—์„œ ์ฐจ์ด๋ฅผ ๋ณด์ธ๋‹ค.

3.3.4 ๋”๊ณผ ์ธก๋ฉด ์ฐฝ ๋™์‹œ ๊ฐœ๋ฐฉ ์‹œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •

Table 8์€ ๋”๊ณผ ์ธก๋ฉด ์ฐฝ์„ ๋™์‹œ์— ๊ฐœ๋ฐฉํ•˜๊ธฐ 2๋ถ„์ „, ๊ฐœ๋ฐฉ 60๋ถ„, ๋‹ค์‹œ ๋”๊ณผ ์ธก๋ฉด ์ฐฝ์„ ๋™์‹œ์— ํ์‡„ํ•œ ํ›„ 2๋ถ„๊ฐ„์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ํ‰๊ท  ๋ณ€ํ™”๋Ÿ‰์„ ๋‚˜ํƒ€๋‚ธ ๊ฒฐ๊ณผ์ด๋‹ค. ๋จผ์ € ๋”๊ณผ ์ธก๋ฉด ์ฐฝ์„ ๋™์‹œ์— ๊ฐœ๋ฐฉํ•˜๊ธฐ ์ „์˜ ํ‰๊ท ์€ A๊ตฌ์—ญ์—์„œ๋Š” ๋†’์ด์— ๋”ฐ๋ผ 1,172~1,262 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ์œผ๋ฉฐ ๊ทธ ํ‰๊ท ์€ 1,217 ppm์ด์—ˆ๋‹ค. B๊ตฌ์—ญ์—์„œ๋Š” ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •๋Ÿ‰์€ 1,216~1,245 ppm์ด์—ˆ์œผ๋ฉฐ, ํ‰๊ท ์€ 1,232 ppm์ด์—ˆ๋‹ค.

Table 8. Measurement data of CO2when the dome and the side window is open

[PPM]

Height (m)

Before experiment

During experiment

After experiment

Zone A

Zone B

Zone A

Zone B

Zone A

Zone B

7.2

1,217

1,234

1,055(โ†“ 162)

839(โ†“ 395)

1,069(โ†“ 148)

791(โ†“ 443)

4.8

1,262

1,245

1,105(โ†“ 157)

894(โ†“ 351)

1,133(โ†“ 129)

870(โ†“ 375)

2.4

1,172

1,216

1,043(โ†“ 129)

950(โ†“ 266)

1,071(โ†“ 101)

966(โ†“ 250)

Average

1,217

1,232

1,068(โ†“ 149)

894(โ†“ 338)

1,091(โ†“ 126)

876(โ†“ 356)

Outside(CO2)

670

๋”๊ณผ ์ธก๋ฉด ์ฐฝ์„ ๋™์‹œ์— ๊ฐœ๋ฐฉ ํ•œ ์ดํ›„ 60๋ถ„๊ฐ„์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •๋Ÿ‰์€ A๊ตฌ์—ญ์—์„œ๋Š” 1,043~1,105 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๊ณ , ํ‰๊ท ์€ 1,068 ppm์œผ๋กœ ์‹คํ—˜ ์ „ ํ‰๊ท ์— ๋น„ํ•ด 149 ppm(12.2%)์œผ๋กœ ํฌ๊ฒŒ ๋‚ฎ์•„์กŒ๋‹ค. B๊ตฌ์—ญ์—์„œ๋Š” ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •๋Ÿ‰์ด 839~950 ppm์œผ๋กœ ๋†’์ด๋ณ„๋กœ ๋‹ค๋ฅด๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๊ณ , ํ‰๊ท ์€ 894 ppm์ด๊ณ  ์‹คํ—˜ ์ „ ํ‰๊ท ์— ๋น„ํ•ด 338 ppm(27.4%)์œผ๋กœ ํฌ๊ฒŒ ๋‚ฎ์•„์กŒ๋‹ค. ์‹คํ—˜ ํ›„์—๋Š” ์‹คํ—˜ ๊ตฌ๊ฐ„๊ณผ ๋น„๊ตํ•˜์˜€์„ ๋•Œ A๊ตฌ์—ญ์—์„œ๋Š” ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„๊ฐ€ ๋‹ค์†Œ ์ƒ์Šนํ•˜์˜€๋‹ค.

๊ฒฐ๊ณผ์ ์œผ๋กœ ์ž์—ฐํ™˜๊ธฐ๊ฐ€ ๋ณตํ•ฉ์ ์œผ๋กœ ์ž‘์šฉํ•˜๋Š” ๋”๊ณผ ์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ์€ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ๊ฐ์†Œ์— ๋งค์šฐ ํšจ๊ณผ์ ์ž„์ด ์ฆ๋ช…๋˜์—ˆ๋‹ค.

3.3.5 ๊ณต์กฐ๊ธฐ ์™ธ๊ธฐ๋„์ž… ์‹œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •

Table 9๋Š” ๊ณต์กฐ๊ธฐ ์™ธ๊ธฐ๋„์ž…์„ ํ•˜๊ธฐ 2๋ถ„์ „(๋Œํผ 0%), ์™ธ๊ธฐ๋„์ž… 60๋ถ„(๋Œํผ 100%), ๋‹ค์‹œ ๊ณต์กฐ๊ธฐ ์™ธ๊ธฐ๋„์ž…์„ ์ฐจ๋‹จํ•œ ํ›„ 2๋ถ„๊ฐ„(๋Œํผ 0%)์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ํ‰๊ท  ๋ณ€ํ™”๋Ÿ‰์„ ๋‚˜ํƒ€๋‚ธ ๊ฒฐ๊ณผ์ด๋‹ค. ๋จผ์ € ๊ณต์กฐ๊ธฐ ์™ธ๊ธฐ๋„์ž…์„ ํ•˜๊ธฐ ์ „์˜ ํ‰๊ท ์€ A๊ตฌ์—ญ์—์„œ๋Š” ๋†’์ด์— ๋”ฐ๋ผ 1,142~1,246 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ์œผ๋ฉฐ ๊ทธ ํ‰๊ท ์€ 1,197 ppm์ด์—ˆ๋‹ค. B๊ตฌ์—ญ์—์„œ๋Š” ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •๋Ÿ‰์€ 1,172~1,219 ppm์œผ๋กœ ํ‰๊ท ์€ 1,203 ppm์ด์—ˆ๋‹ค. Table 10์€ ๊ณต์กฐ๊ธฐ ๋Œํผ ์กฐ์ •(0%, 100%)์— ๋”ฐ๋ฅธ ์™ธ๊ธฐ ํ’๋Ÿ‰ ์ธก์ •๊ฐ’์„ ๋‚˜ํƒ€๋‚ธ ๊ฒƒ์ด๋‹ค.

Table 9. Measurement data of CO2concentration with damper open

[PPM]

Height (m)

Before experiment

During experiment

After experiment

Zone A

Zone B

Zone A

Zone B

Zone A

Zone B

7.2

1,203

1,172

1,061(โ†“ 142)

1,052(โ†“ 120)

983(โ†“ 220)

978(โ†“ 194)

4.8

1,246

1,219

1,094(โ†“ 152)

1,114(โ†“ 105)

984(โ†“ 262)

1,012(โ†“ 207)

2.4

1,142

1,219

1,007(โ†“ 135)

1,103(โ†“ 116)

892(โ†“ 250)

1,041(โ†“ 178)

Average

1,197

1,203

1,054(โ†“ 143)

1,090(โ†“ 113)

953(โ†“ 244)

1,011(โ†“ 192)

Outside(CO2)

605

Table 10. Measurement data of outdoor air flow rate

HVAC

Before experiment

During experiment

Volume

ACH (Air change per hour)

Damper(0%)

Damper(100%)

AHU-1

0 CMH

29,110 CMH

14,996 m3

1.94 times/hr

AHU-2

0 CMH

23,771 CMH

14,996 m3

1.59 times/hr

Total

0 CMH

52,881 CMH

29,992 m3

1.76 times/hr

๊ณต์กฐ๊ธฐ ์™ธ๊ธฐ๋„์ž…(๋Œํผ ๊ฐœ๋ฐฉ)์„ ํ•œ ์ดํ›„ 60๋ถ„๊ฐ„์˜ ์ด์‚ฐํ™”ํƒ„์†Œ ์ธก์ •๋Ÿ‰์€ A๊ตฌ์—ญ์—์„œ๋Š” 1,007~1,094 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๊ณ , ํ‰๊ท ์€ 1,054 ppm์œผ๋กœ ์‹คํ—˜ ์ „ ํ‰๊ท ์— ๋น„ํ•ด 143 ppm(12.0%)์ด ๋‚ฎ์•„์กŒ๋‹ค. B๊ตฌ์—ญ์—์„œ๋Š” ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ธก์ •๋Ÿ‰์ด 1,052~1,114 ppm์œผ๋กœ ๋†’์ด๋ณ„๋กœ ๋‹ค๋ฅด๊ฒŒ ๋‚˜ํƒ€๋‚ฌ๊ณ , ํ‰๊ท ์€ 1,090 ppm์œผ๋กœ ์‹คํ—˜ ์ „ ํ‰๊ท ์— ๋น„ํ•ด 113 ppm(9.4%)์ด ๋‚ฎ์•„์กŒ๋‹ค. ์‹คํ—˜ ํ›„๋„ ์‹คํ—˜ ๊ตฌ๊ฐ„๊ณผ ๋น„๊ตํ•˜์˜€์„ ๋•Œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„๋Š” ๋ชจ๋‘ ํฌ๊ฒŒ ๊ฐ์†Œํ•˜์—ฌ ํฐ ํšจ์œจ์„ ๋ณด์˜€๋‹ค.

์ด๋•Œ ์™ธ๊ธฐ๋„์ž…๋Ÿ‰์€ ์‹คํ—˜ ์ „๊ณผ ๋น„๊ตํ•˜์—ฌ ์‹คํ—˜ ๊ตฌ๊ฐ„(๋Œํผ 100% ๊ฐœ๋ฐฉ)์—์„œ ํ’๋Ÿ‰์ด 52,881 CMH๋กœ ์ธก์ •๋˜์—ˆ์œผ๋ฉฐ, ํ™˜๊ธฐ ํšŸ์ˆ˜๋Š” 1.76ํšŒ/hr๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ๋”ฐ๋ผ์„œ ๊ณต์กฐ๊ธฐ ๋Œํผ ์กฐ์ •์„ ํ†ตํ•œ ์™ธ๊ธฐ๋„์ž…์€ ํ™˜๊ธฐ ๊ฐœ์„ ์— ๋„์›€์„ ์ฃผ๋ฉฐ, ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ๊ฐ์†Œ์— ํฌ๊ฒŒ ์˜ํ–ฅ์„ ์ค€ ๊ฒƒ์œผ๋กœ ์‚ฌ๋ฃŒ๋œ๋‹ค.

3.3.6 ๋‚˜๋‚˜๋‚˜

Table 11๊ณผ ๊ฐ™์ด ์‹คํ—˜ ๋ณ„ ๋ถ„์„๊ฒฐ๊ณผ ์‹คํ—˜ ๊ตฌ๊ฐ„ ๋ฐ ์‹คํ—˜ ํ›„์—์„œ ๋ชจ๋‘ ํƒ€ ์‹คํ—˜๊ณผ ๋น„๊ตํ•˜์—ฌ ๋”๊ณผ ์ธก๋ฉด ์ฐฝ ๋™์‹œ ๊ฐœ๋ฐฉ์ด ๊ฐ€์žฅ ๋งŽ์€ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ๊ฐ์†Œ๋ฅผ ๋ณด์˜€๊ณ , ๊ทธ ๋‹ค์Œ์œผ๋กœ๋Š” ๊ณต์กฐ๊ธฐ์— ์˜ํ•œ ์™ธ๊ธฐ๋„์ž…์ด ๊ฐ€์žฅ ํฐ ๊ฐ์†Œ๋ฅผ ๋‚˜ํƒ€๋ƒˆ๋‹ค. ๋ฐ˜๋ฉด ๋ณธ ์—ฐ๊ตฌ์˜ ๊ฒฝ์šฐ ํ˜„์žฅ์‹คํ—˜์œผ๋กœ ์ง„ํ–‰๋˜์–ด ์‹คํ—˜๋งˆ๋‹ค ์™ธ๊ธฐ ๋ฐ ํ˜„์žฅ ์กฐ๊ฑด์ด ๊ฐ๊ธฐ ๋‹ค๋ฅด๋‹ค๋Š” ์ ์ด ์žˆ์–ด ๋ณด๋‹ค ๊ฐ๊ด€์ ์ธ ํ‰๊ฐ€๋ฅผ ์œ„ํ•˜์—ฌ ๊ณต๊ธฐ์งˆ ๊ฐœ์„ ์ง€ํ‘œ ๋ฅผ ์‹(1)๊ณผ ๊ฐ™์ด ์ œ์•ˆํ•˜์˜€๋‹ค.

Table 11. Average CO2concentration of Zone A and B

[PPM]

Case

Method

Outside (CO2)

Before experiment

During experiment

After experiment

I

1

Dome open

553

1,158

1,067(โ†“91)

1,049(โ†“109)

0.18

2

Side window open

493

1,192

1,055(โ†“137)

1,149(โ†“43)

0.06

3

Both dome and side window open

670

1,224

981(โ†“243)

983(โ†“241)

0.43

4

AHU operation with outdoor air damper open

605

1,200

1,072(โ†“128)

982(โ†“218)

0.37

(1)
I=Ci-CfCi-Co

์™ธ๊ธฐ ๋ฐ ํ˜„์žฅ์กฐ๊ฑด์ด ๋ฐ˜์˜๋œ ๊ณต๊ธฐ์งˆ๊ฐœ์„ ์ง€ํ‘œ์—์„œ๋Š” Fig. 7๊ณผ ๊ฐ™์ด ์ž์—ฐํ™˜๊ธฐ ๋ณตํ•ฉ์ธ ๋”๊ณผ ์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ์ด ๊ฐ€์žฅ ๋†’์€ 0.43์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ์‹คํ—˜๊ฒฐ๊ณผ์—์„œ ์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ์€ ์ผ์‹œ์ ์œผ๋กœ ์ด์‚ฐํ™”ํƒ„์†Œ๊ฐ€ ์ €๊ฐ๋˜๋Š” ๊ฒƒ์—๋Š” ํšจ๊ณผ์ ์ด์—ˆ์œผ๋‚˜ ์™ธ๋ถ€์˜ ๋ฐ”๋žŒ ํ™˜๊ฒฝ์— ์˜ํ–ฅ์„ ๋ฐ›์œผ๋ฏ€๋กœ ์ง€์†์„ฑ์€ ๋ถˆ๋ฆฌํ•˜์˜€๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ ์‹ ์„ ํ•œ ๊ณต๊ธฐ๊ฐ€ ์œ ์ž…๋  ์ˆ˜ ์žˆ๋Š” ์œ ์ž…๊ตฌ์™€ ์˜ค์—ผ๋œ ๊ณต๊ธฐ๊ฐ€ ์œ ์ถœ๋  ์ˆ˜ ์žˆ๋Š” ๋ฐฐ์ถœ๊ตฌ๋ฅผ ๊ฐ€์ง„ Case 3์ด ์ด์‚ฐํ™”ํƒ„์†Œ ์ €๊ฐ์— ๊ฐ€์žฅ ํšจ๊ณผ์ ์ธ ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. Case 4 ๊ธฐ๊ณ„ํ™˜๊ธฐ๋Š” Case 3๊ณผ ๋น„๊ตํ•˜์—ฌ ํ™˜๊ธฐ๋Ÿ‰์ด ์ ์–ด ์ƒ๋Œ€์ ์œผ๋กœ ํšจ๊ณผ๊ฐ€ ์ž‘๊ฒŒ ๋‚˜์˜จ ๊ฒƒ์œผ๋กœ ์‚ฌ๋ฃŒ๋œ๋‹ค.

Fig. 7. CO2concentration measurement before and after operation.
../../Resources/sarek/KJACR.2018.30.9.425/fig7.png

4. ๊ฒฐ ๋ก 

๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” ์ตœ๊ทผ ์–ด๋ฆฐ์ด ํ…Œ๋งˆํŒŒํฌ๊ฐ€ ์ฆ๊ฐ€ํ•˜๋ฉด์„œ ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ์ด ์–ด๋ฆฐ์ด ๊ฑด๊ฐ•์— ์ƒ๋‹นํ•œ ์˜ํ–ฅ์„ ๋ฏธ์น  ์ˆ˜ ์žˆ๋‹ค๋Š” ์‚ฌ์‹ค์— ๊ทผ๊ฑฐํ•˜์—ฌ, ๊ณต๊ธฐ ์˜ค์—ผ์˜ ๋Œ€ํ‘œ์ ์ธ ๋ฌผ์งˆ์ธ ์ด์‚ฐํ™”ํƒ„์†Œ์˜ ๋†๋„๊ฐ€ ๊ฐ ํ™˜๊ธฐ ๋ฐฉ์‹์— ๋”ฐ๋ผ ์–ด๋–ป๊ฒŒ ๋ณ€ํ™” ํ•˜๋Š”์ง€ ์•Œ์•„๋ณด๊ณ , ํ–ฅํ›„ ์–ด๋ฆฐ์ด ํ…Œ๋งˆํŒŒํฌ๋ฅผ ์‹ ์ถ• ๋˜๋Š” ๊ฐœ์ถ• ํ•  ๊ฒฝ์šฐ ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ์„ ํ–ฅ์ƒ์‹œํ‚ค๊ธฐ ์œ„ํ•œ ํ™˜๊ธฐ ๋ฐฉ์‹ ์ œ์•ˆ ์‹œ ๊ธฐ์ดˆ์ž๋ฃŒ๋กœ ํ™œ์šฉํ•˜๊ณ ์ž ํ•˜๋Š” ๋ชฉ์ ์ด๋‹ค. ๋ณธ ์—ฐ๊ตฌ๋ฅผ ํ†ตํ•ด ๊ฐ ํ™˜๊ธฐ ๋ฐฉ์‹์— ๋”ฐ๋ฅธ ์‹คํ—˜ ๊ฒฐ๊ณผ๋ฅผ ์š”์•ฝํ•˜๋ฉด ๋‹ค์Œ๊ณผ ๊ฐ™๋‹ค.

(1) ์ •์ƒ ์šด์˜ ์‹œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„์˜ ์ตœ๋Œ€ ํ‰๊ท ๊ฐ’์„ ์‚ฌ์ „ ํ™•์ธํ•œ ๊ฒฐ๊ณผ, A๊ตฌ์—ญ 1,277.6 ppm, B๊ตฌ์—ญ 1,305.8 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ์œผ๋ฉฐ, ์ตœ์†Ÿ๊ฐ’์€ A๊ตฌ์—ญ 390.5 ppm, B๊ตฌ์—ญ 407.9 ppm์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. ์ธก์ • ๊ฒฐ๊ณผ ์ž…์žฅ๊ฐ ์ˆ˜๊ฐ€ ๋งŽ์€ ์‹œ๊ฐ„๋Œ€ ์ธ 16์‹œ~19์‹œ ์‚ฌ์ด์— ์ตœ๋Œ€์น˜๋ฅผ ๊ธฐ๋กํ–ˆ์œผ๋ฉฐ, ์ด๋•Œ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ํ‰๊ท  ํ”ผํฌ ๊ฐ’์€ 1,200~1,250 ppm์„ ์œ ์ง€ํ•˜์˜€๋‹ค.

(2) ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„๊ฐ€ ์ตœ๋Œ€ ํ‰๊ท ๊ฐ’ ๋„๋‹ฌ ์‹œ ์ž์—ฐํ™˜๊ธฐ ๋ฐฉ์‹(๋” ๊ฐœ๋ฐฉ, ์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ, ๋”๊ณผ ์ธก๋ฉด ์ฐฝ ๋™์‹œ ๊ฐœ๋ฐฉ)๊ณผ ๊ธฐ๊ณ„ํ™˜๊ธฐ ๋ฐฉ์‹(๊ณต์กฐ๊ธฐ ์™ธ๊ธฐ๋„์ž…) ๋“ฑ 4๊ฐ€์ง€ ์‹คํ—˜์„ ์‹ค์‹œํ•œ ๊ฒฐ๊ณผ ์‹คํ—˜ ์ „, ํ›„๋ฅผ ๋น„๊ตํ•˜์˜€์„ ๋•Œ, ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„๋Š” โ‘  ๋”๊ณผ ์ธก๋ฉด ์ฐฝ ๋™์‹œ ๊ฐœ๋ฐฉ, โ‘ก ๊ณต์กฐ๊ธฐ ์™ธ๊ธฐ๋„์ž…, โ‘ข ๋” ๊ฐœ๋ฐฉ, โ‘ฃ ์ธก๋ฉด ์ฐฝ ๊ฐœ๋ฐฉ ์ˆœ์œผ๋กœ ๋†๋„ ๊ฐ์†Œํญ์ด ๋‚˜ํƒ€๋‚ฌ๋‹ค.

(3) ๊ฒฐ๊ณผ์ ์œผ๋กœ ์™ธ๊ธฐ ๋ฐ ํ˜„์žฅ์กฐ๊ฑด์ด ๋ฐ˜์˜๋œ ๊ณต๊ธฐ์˜ค์—ผ๋„๋ฅผ ๋‚˜ํƒ€๋‚ด๋Š” ๊ณต๊ธฐ์งˆ ๊ฐœ์„ ์ง€ํ‘œ๊ฐ€ 0.43์œผ๋กœ ๊ฐ€์žฅ ํฐ ๋”๊ณผ ์ธก๋ฉด ์ฐฝ ๋™์‹œ ๊ฐœ๋ฐฉ์ด ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„ ์ €๊ฐ์— ๊ฐ€์žฅ ํšจ๊ณผ์ ์ด์—ˆ๋‹ค.

์‹คํ—˜๊ฒฐ๊ณผ๋ฅผ ํ†ตํ•˜์—ฌ ์–ป์„ ์ˆ˜ ์žˆ๋Š” ์‹œ์‚ฌ์ ์€ ๋‹ค์Œ๊ณผ ๊ฐ™๋‹ค. ๋จผ์ € ์ž์—ฐํ™˜๊ธฐ ๋ฐ ๊ธฐ๊ณ„ํ™˜๊ธฐ๋ฅผ ์ตœ๋Œ€ํ•œ ํ™œ์šฉํ•˜์—ฌ ์ด์‚ฐํ™”ํƒ„์†Œ ๋†๋„๋ฅผ ๊ฐ์ถ•ํ•  ์ˆ˜ ์žˆ๋Š” ๋ฐฉ์•ˆ์„ ๋ชจ์ƒ‰ํ•œ๋‹ค. ์œ„์น˜์— ๋”ฐ๋ผ ํ™˜๊ธฐ์˜ ๊ฒฐ๊ณผ๊ฐ€ ๋‹ค๋ฅด๊ฒŒ ๋‚˜ํƒ€๋‚˜๊ณ  ์žˆ์œผ๋ฏ€๋กœ, ํ…Œ๋งˆํŒŒํฌ ๊ฑด๋ฌผ์˜ ํŠน์„ฑ์„ ๋ฐ˜์˜ํ•˜์—ฌ ํ™˜๊ธฐ ์‹œ์Šคํ…œ์„ ๊ตฌ์ถ•ํ•  ํ•„์š”์„ฑ์ด ์žˆ๋‹ค.

ํ…Œ๋งˆํŒŒํฌ ๋“ฑ์„ ํฌํ•จํ•œ ์–ด๋ฆฐ์ด ์ด์šฉ์‹œ์„ค์—์„œ ๊ฐ€์žฅ ์ด์šฉ์ด ๋งŽ์€ ์‹œ๊ฐ„๋Œ€์— ๊ฐ„ํ—์ ์ธ ํ™˜๊ธฐ๋งŒ์œผ๋กœ๋„ ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ ๊ฐœ์„ ์— ๋„์›€์„ ์ค„ ์ˆ˜ ์žˆ๋‹ค๋Š” ์—ฐ๊ตฌ๊ฒฐ๊ณผ๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ์ฃผ๊ธฐ์ , ์ •๊ธฐ์  ํ™˜๊ธฐ ์‹ค์‹œ๋ฅผ ํ†ตํ•ด ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ์„ ๊ฐœ์„ ํ•˜๋Š” ๋ฐฉ์•ˆ๋„ ๋ชจ์ƒ‰๋˜์–ด์•ผ ํ•  ๊ฒƒ์ด๋‹ค.

ํ–ฅํ›„์—๋Š” ๋ณธ ์—ฐ๊ตฌ๊ฐ€ ํ…Œ๋งˆ์‹œ์„ค์— ํ•œ์ •๋˜์–ด ์ง„ํ–‰๋˜์—ˆ๊ธฐ ๋•Œ๋ฌธ์— ์–ด๋ฆฐ์ด๋“ค์ด ์ด์šฉํ•˜๋Š” ๋‹ค์ค‘์ด์šฉ์‹œ์„ค์— ์ „๋ฐ˜์ ์œผ๋กœ ํ™•๋Œ€ํ•˜๊ธฐ๋Š” ์–ด๋ ค์šด ์ ์ด ์žˆ๋‹ค. ๊ทธ์— ๋”ฐ๋ผ ํ…Œ๋งˆํŒŒํฌ ์ด์™ธ์˜ ๋‹ค์ค‘์ด์šฉ์‹œ์„ค์— ๋Œ€ํ•œ ์‹ค๋‚ด ๊ณต๊ธฐ์งˆ์˜ ์ •ํ™•ํ•œ ์—ญํ•™ ์กฐ์‚ฌ๊ฐ€ ํ•„์š”ํ•  ๊ฒƒ์œผ๋กœ ์ƒ๊ฐ๋˜๋ฉฐ, ๋ณธ ์—ฐ๊ตฌ์—์„œ ์ œ์™ธ๋œ ๋‹ค์–‘ํ•œ ์‹ค๋‚ด ๊ณต๊ธฐ ์˜ค์—ผ๋ฌผ์งˆ์— ๋Œ€ํ•œ ์กฐ์‚ฌ๋„ ๋™์‹œ์— ๋งˆ๋ จ๋˜์–ด์•ผ ํ•  ๊ฒƒ์œผ๋กœ ๋ณด์ธ๋‹ค.

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