S T E P . 3 ÆßÇÁÀÇ ÅäÃâ¾Ð·Â
ÅäÃâÃøÀÇ ¾Ð·Â[PRESSURE], ¶Ç´Â ¾çÁ¤[HEAD]Àº ÀÀ¿ëºÐ¾ß[APPLICATION]¿¡ µû¶ó ´Þ¶óÁý´Ï´Ù. ¼®À¯ÈÇÐ °øÁ¤¿¡¼ °í¾Ð¿ë±â·ÎÀÇ ¾Ð¼Û¿ë[PRESSURING]À̳ª ºÐ»ç¿ë[SPRAYING]ÀÎ °æ¿ì´Â ¼Ò¿ä¾Ð·Â¿¡ ¹è°ü¼Õ½ÇÀ» ´õÇØ¾ß ÇÒ °ÍÀÌ°í, ´Ü¼øÀ̼ۿë[TRANSFERING]ÀÏ ¶§¿¡´Â ¹è°ü¼Õ½Ç°ú ¾çÁ¤ÀÇ ÇÕÀÌ ¼Ò¿ä ¾Ð·ÂÀÌ µË´Ï´Ù. ¾Ð·ÂÀÌ ³ô¾ÆÁö¸é, ¼Ò¿ä¸¶·ÂÀÌ Ä¿Áú »Ó ¾Æ´Ï¶ó, ¹è°üµµ °í¾Ð¹è°üÀÌ µÇ¾ß ÇÏ°í, ÆßÇÁÀÇ °¡°ÝÀÌ »ó½ÂÇϸç, ÆßÇÁÀÇ ¼ö¸íµµ ª¾Æ Áý´Ï´Ù. ¾Ð·ÂÀ» ÁÙÀ̱â À§Çؼ´Â ¹è°ü°æÀ» Å©°Ô, ±æÀ̸¦ ª°Ô ÇÏ°í Ãë±ÞÁ¡µµ¸¦ ³·Ãç¼ °ü¼Õ½ÇÀ» ÁÙ¿©¾ß ÇÕ´Ï´Ù.
¹è°ü±æÀÌ 1 FT´ç À¯·®°ú ¹è°ü°æ, Ãë±ÞÁ¡µµ¿¡ µû¸¥ ¸¶Âû¼Õ½ÇÀÇ Å©±â´Â ´ÙÀ½Ç¥¸¦ ÂüÁ¶
G P M |
PipeSize |
Viscosity , SSU |
100 |
1,000 |
5,000 |
10,000 |
10 |
3/4 11 1/41 1/2 |
0.14 0.047 0.016 0.0085 |
1.3 0.50 0.17 0.090 |
6.4 2.5 0.85 0.45 |
5 0.01 0.7 0.90 |
100 |
2 2 1/2 3 4 |
1.3 0.50 0.019 0.0046 |
0.34 0.16 0.068 0.023 |
1.7 0.80 0.35 0.11 |
3.4 1.6 0.68 0.23 |
Loss in PSI per Foot of pipe
¾Ð·Â´ÜÀ§·Î´Â ´ÙÀ½Ç¥ ÂüÁ¶.
Multiply ¡æ By ¡æ To obtain |
Killo Grams / Sq . Centimeter. . . . . . . .0.9807 B A R |
Killo Grams / Sq . Centimeter. . . . . . . .14.23 P S I |
P S I. . . . . . . . . . . . . . . . . . . . . . . . . 2.31 Feet of Water |
To obtain ¡ç By ¡ç Divide |
1 bar =105 pa= 100 kpa = 0.1 MPa °øÇбâ¾Ð 1 at= 1 kg/cm2 = 10m water[4'c] = 735.5 mmHg Ç¥Áرâ¾Ð 1atm = 760 mmHg =10.33 m water = 1.033 kg/cm2 [¼öÀºÀÇ ºñÁß 13.6 x 760 mm = 10.33 m]
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