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ÄÁÅÙÃ÷ | contents |
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½ºÅ͵ð | study |
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³óµµÀÇ ´ÜÀ§È¯»ê¿¡ ´ëÇÑ conversion factor |
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±Û¾´ÀÌ : ÄÍÅ×Å© °íÀ¯ID : ÄÍÅ×Å©
³¯Â¥ : 38-12-01 00:00
Á¶È¸ : 16976
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³óµµ¿¡ ´ëÇÑ ´ÜÀ§È¯Áß wt%, vol%, wt ppm, vol ppm¿¡ ´ëÇÑ ´ÜÀ§È¯»ê
°è¼ö(conversion factor)¿¡ ´ëÇÏ¿© ¼³¸íÀ» µå¸®¿À´Ï Âø¿À ¾øÀ¸½Ã±â
¹Ù¶ø´Ï´Ù
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customary or commonly SI unit Conversion factor(f)
used unit(1) (2) (1)xf=(2)
wt% kg/kg 0.01
g/kg 10
wt ppm mg/kg 1
vol% m3/m3 0.01
vol ppm cm3/m3 1
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%, ppmÀº ´ÜÀ§°¡ ¾øÀ¸¸ç µû¶ó¼ conversion factor°¡ ¾ø½¿
³óµµÀÇ unit °¡ ¾Æ´Ñ ºÐÀ²(fraction) : %, ppmÀÇ °æ¿ì¿¡´Â unitÀÇ
¼ö³ª ¾çÀ» ³ªÅ¸³»Áö ¾Æ´ÏÇÏ´Â ºñ(À²) ·Î¼
1)20% ¶ó°í ÇÏ¿´À»¶§ÀÇ ºÐÀ²ÀÇ ÀǹÌ(¹«°Ô³ª ºÎÇÇÀÇ ´ÜÀ§°¡ ¾Æ´Ñ)
ÀϺÐÀ² : 0.2/1 = 0.2
¹éºÐÀ² : 20%/100% = 20/100 = 0.2
¹é¸¸ºÐÀ² : 200,000ppm/1,000,000ppm = 200,000/1,000,000 = 0.2
2)20%¸¦ (ÀÏ)ºÐÀ² ¶Ç´Â ¹é¸¸ºÐÀ²·Î ȯ»êÇÏ¿© ³ªÅ¸³» Ç®¾îº¸¸é
20% : 100% = x ppm : 1,000,000ppm
x ppm = 20% x 1,000,000ppm / 100% = 0.2 x 1,000,000ppm
x = 200,000 À̵Ǹç Áï 20%/100% = 0.2
200,000ppm/1,000,000ppm=0.2 °¡ µÈ´Ù
Áï ~ÁßÀÇ ºÐÀ²Àº º¯È¯µÇÁö ¾Æ´Ï ÇÕ´Ï´Ù
3)20%¸¦ ¹é¸¸ºÐÀ²·Î º¯È¯ ÇÏ·Á¸é 20%/100% = 0.2ºÐÀ²
0.2 : 1 = x : 1,000,000
x = 0.2 x 1,000,000 = 200,000
¿©±â¼ 0.2 = 200,000 ÀÌ ¾Æ´Ï¹Ç·Î ºÐÀ²¿¡ ¹é¸¸À» °öÇÏ¿©
³ªÅ¸³ÂÀ¸¹Ç·Î ºÐÀ²ÀÇ ±âÈ£¸¦ ºÙ¿© 0.2(ÀÏ)ºÐÀ²
= 20%(¹éºÐÀ²) = 200,000ppm(¹é¸¸ºÐÀ²) ·Î Ç¥±â ÇÕ´Ï´Ù
(Âü°í·Î (ÀÏ)ºÐÀ² À̶ó°í Ç¥ÇöÇÑ °ÍÀº ¼³¸íÀ» À§ÇÔÀ̸ç (ÀÏ)Àº
ºÙÀÌÁö ¾Æ´Ï ÇÕ´Ï´Ù)
¿©±â¼ 1)Ç×°ú 2)Ç׿¡¼ÀÇ ¼³¸íÀÇ Àǹ̴ ºÐÀ²À» (ÀÏ)ºÐÀ²·Î ÇÏ´øÁö
¹éºÐÀ²·Î ÇÏ´øÁö ¹é¸¸ºÐÀ²·Î ÇÏ´øÁö°£¿¡ ¹éºÐÀ²À» ¹é¸¸ºÐÀ²·Î º¯È¯ÇØ
µµ º¯È¯µÇÁö ¾Æ´ÏÇÏ¸ç ºÐÀ²Àº º¯ÇÔÀÌ ¾ø´Ù´Â ÀǹÌÀ̸ç 3)Ç×ÀÇ °æ¿ì
¿¡´Â ºÐÀ²ÀÌ º¯ÇÑ°æ¿ì ÀÔ´Ï´Ù
Áï ºÐÀ²À» ¹éºÐÀ²°ú ¹é¸¸ºÐÀ²·Î ȯ»êÇÏ¸é ºÐÀ²ÀÇ °ªÀº º¯ÇÏÁö ¾Æ´ÏÇϸç %¸¦ ´Ù¸¥ ºÐÀ²·Î º¯È¯ÇÏ¿© ³ªÅ¸³»·Á¸é %¸¦ ºÐÀ²·Î °íÄ£ÈÄ ¹éºÐÀ²·Î ³ªÅ¸³»°íÁ® ÇÑ´Ù¸é 100À» ¹é¸¸ºÐÀ²·Î ³ªÅ¸ ³»°íÁ® ÇÑ´Ù¸é ¹é¸¸À» °öÇÏ¸é ºÐÀ²ÀÌ ¹éºÐÀ²,¹é¸¸ºÐÀ²·Î º¯ÇÏ°Ô µË´Ï´Ù ÀÌ°æ¿ì ´ÜÀ§¸¦ ȯ»êÇÑ°ÍÀÌ ¾Æ´Ï¶ó ºÐÀ²¿¡ ¿øÇÏ´Â ºÐÀ²±âÁØ°ªÀ» °öÇÏ¿© ³ªÅ¸³»´Â ÀÇ¹Ì ÀÔ´Ï´Ù ºÐÀ²(ÀϺÐÀ²,¹éºÐÀ²,¹é¸¸ºÐÀ²)Àº ºñ(À²)·Î¼ °øÇдÜÀ§°¡ ¾Æ´Ï¹Ç·Î ´ÜÀ§È¯»êÀÌ ¾Æ´Ï¶ó´Â ÀÇ¹Ì ÀÔ´Ï´Ù
½ÇÁ¦°ª 0.2 = 20% = 200,000ppm ¿¡¼ µî½ÄÀÌ ¼º¸³µÇÁö ¾Æ´ÏÇϸç(¾çÀ̳ª
¼ö°¡ °°Áö¾ÊÀ½À» ÀǹÌ) 20%´Â 0.2ºÐÀ²¿¡ 100À» °öÇÏ¿© ³ªÅ¸³½ °ÍÀ̸ç 200,000ppmÀº 0.2ºÐÀ²¿¡ ¹é¸¸À» °öÇÏ¿© ³ªÅ¸³½°Í ÀÔ´Ï´Ù
0.2=20 ÀÌ ¾Æ´Ï¹Ç·Î µî½ÄÀÌ ¼º¸³µÇÁö ¾Æ´ÏÇϳª %¸¦ ºÙ¿´À¸¹Ç·Î °á±¹ ¹éÀ» °öÇßÀ¸´Ï °°´Ù´Â ¶æ ÀÔ´Ï´Ù
Áº¯ÀÇ 0.2¿¡´Â ¾Æ¹«·± ±âÈ£µµ ¾ø´Âµ¥ ¿ìº¯¿¡ ±âÈ£°¡ ÀÖÀ¸¹Ç·Î ÀÎÇÏ¿© µî½ÄÀÌ ¼º¸³µÇ´Â°Í ÀÔ´Ï´Ù Áï ´ÜÀ§È¯»êÀÌ ¾Æ´Ï¶ó Ç¥Çö¹æ¹ýÀ» ´Þ¸®ÇÑ °Í ÀÔ´Ï´Ù °¨»ç ÇÕ´Ï´Ù ÁÁÀºÇÏ·ç µÇ¼¼¿ä
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