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ÀúÀ۽ñâ : 2022³â 7¿ù
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0. 2022³â(1Â÷)
1. 2021³â
2. 2020³â
3. 2019³â
4. 2018³â
5. 2017³â
º»¹®³»¿ë
21³â 4ȸ@
2021³â ´ë±âȯ°æ±â»ç 4ȸÂ÷ Çʱâ½ÃÇè(ÇÊ´äÇü)
1. CH4 0.5 Sm3, C3H8 0.5 Sm3
ÀΠȥÇÕ±âü¸¦ ¿¬¼Ò½Ãų ¶§ CH4, C3H8ÀÇ ¹ß¿·®ÀÌ °¢°¢ 8,570 kcal/m3°ú 22,350 kcal/m3À̾ú°í ¿¬·áÀÇ °ø±Þ¿Âµµ 15¡É, CO2, H2O, N2ÀÇ Æò±Õ Á¤¾Ð¸ôºñ¿ÀÌ °¢°¢ 13.1, 10.5, 8.0 kcal/kmol•¡É À϶§ À̷п¬¼Ò¿Âµµ(¡É)¸¦ ±¸ÇϽÿÀ.
HI = G•Cp•¥ÄT ¤Â=
G•Cp•(t1 – t1)
t2 = HI/(G•Cp) + t1 ={
(15460 kcal/m3)/(162.98 kcal/kmol•¡É + 22.4 m3/kmol)} + 15¡É = 2139.83¡É
¿©±â¼ HI = 8,570 x 0.5 + 22,35
0 x 0.5 = 15,460 kcal/m3
5. C : 85%, H : 15%·Î ±¸¼ºµÈ °æÀ¯
1kgÀ» °ø±âºñ 1.1·Î ¿¬¼Ò ½Ã ź¼ÒÀÇ 1%°¡ ±×À»À½ÀÌ µÈ´Ù¸é °ÇÁ¶¹è±â°¡½º 1 Sm3Áß ±×À»À½ÀÇ ³óµµ(ppm)À» ±¸ÇϽÿÀ. (´Ü, ±×À»À½ÀÇ ¹Ðµµ´Â 2 g/mL ÀÌ´Ù.)
o 85% C + O2 -> CO2
o 15% H2 + 0.5O2 -> H2O
o Ao = (1.867C + 5.6H - 0.7O
+ 0.7S)/0.21 = (1.867 x 0.85 + 5.6 x 0.15.1)/0.21 = 11.56 Sm3/kg
o Gd (Sm3/kg) = mAo –
5.6H +0.7O + 0.8N = 1.1 x 11.56 - 5.6 x 0.15 = 11.88 Sm3/kg
o ±×À»À½ = °æÀ¯ 1kg x C 85% x 1%
= 8.5 g/kg
o °Ç°¡½º(Gd) ÁßÀÇ ±×À»À½ = 8.5 g/kg
¡À 11.88 Sm3/kg = 0.72 g/Sm3
o ±×À»À½(ppm) = 0.72 g/Sm3¡À 2 g
/mL = 0.36 mL/m3 = 0.36 ppm (ÀÌÇÏ »ý·«)
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Æ÷ÀÎÆ® : ÀÚ·á 1°Ç´ç ÃÖ´ë 5,000P Áö±Þ
Çö±Ý : ÀÚ·á 1°Ç´ç ÃÖ´ë 2,000¿ø Áö±Þ
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