01. ¿ëµµ : »ç¿ë ¸ñÀû¿¡ µû¸¥ ±Þ¼ö, ÀϹݾç¼ö, ¼øȯ, ¼ÒÈÀü, º¸ÀÏ·¯º¸±Þ µî ÇÊ¿ä¿ëµµ Ç¥½Ã |
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02. Àü¾çÁ¤ TOTAL HEAD (m) |
ÈíÀÔ¾çÁ¤°ú ÅäÃâ¾çÁ¤ ¹× ¹è°ü ±æÀÌ¿Í À¯¼Ó¿¡ µû¸¥ ¸¶Âû¼Õ½Ç ¹× ±â±¸ µî ±âŸ ¼Õ½Ç¾çÁ¤ Ç¥½Ã. ¸¸¾à, ¸¶Âû¼Õ½Ç¼öµÎ¸¦ ¸ð¸¦°æ¿ì ´ÙÀ½ÀÇ »çÇ×À» üũÇÑ´Ù. |
1) ÈíÀÔ¼ö¸éºÎÅÍ ÆßÇÁ±îÁöÀÇ ¼öÁ÷ ³ôÀÌ ¹× ±æÀÌ¿Í ¹è°ü°æ |
2) ÆßÇÁ·ÎºÎÅÍ ÅäÃâ¼ö¸é ±îÁöÀÇ ÃÖ°í ¼öÁ÷³ôÀÌ ¹× ±æÀÌ¿Í ¹è°ü°æ |
3) °¢Á¾ °üÀÌÀ½ÀÇ Á¾·ù¿Í ¼ö·® |
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03. À¯·® FLOWE RATE : ÇÊ¿äÀ¯·®À» ½Ã°£´ç, ºÐ´ç, ÃÊ´ç µîÀ¸·Î Ç¥½Ã (§©/hr, §©/min, m3/sec, §©/day, LPMµî) |
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04. ¾×Áú : |
¾×ü¿¡ ´ëÇÑ ¼ºÁúÀº µ¿·Â ¹× ÆßÇÁÀÇ ¼º´É, ÆßÇÁÀÇ ÀçÁú, ÃàºÀÀåÄ¡¿¡ ¿µÇâÀ» ¹ÌÄ¡¹Ç·Î ´ÙÀ½ »çÇ×À» ¸í±âÇϴ°ÍÀÌ ÁÁ´Ù. |
1) ¾×ÀÇ Á¾·ù(û¼ö, Çؼö, »ê, ¾ËÄ«¸® µî) |
2) ºñÁß·®(kg/§©) |
3) ¿Âµµ |
4) Á¡µµ(Poise, Centi-Poise) |
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05. ¿øµ¿±â PRIM MOVER |
1) ¸ðÅÍ ¶Ç´Â ¿£Áø µî ¿øµ¿±âÀÇ Á¾·ù ¹× Çü½Ä |
2) ¸ðÅÍÀÇ °æ¿ì Àü¾Ð, ±Ø¼ö, ÁÖÆļö µî ±âÁ¾ Ç¥½Ã |
3) Ãà ¿¬°áÀÇ Á¾·ù(Á÷°á, º§Æ® µî) |
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06. ÆßÇÁ±âÁ¾ |
¿ëµµ ¹× ¾×Áú, »ç¾ç, ÇöÀåÁ¶°Ç µî¿¡ ¸Â´Â ±âÁ¾ÀÇ ¼±Á¤ |
1) ÆßÇÁ Çü½Ä-´Ù´Ü¹ú·çÆ®, ´Ù´ÜÅͺó, ÀÔÇü´Ù´Ü, ¿þ½ºÄÚ µî |
2) ÈíÅäÃⱸÀÇ ¹æÇâ-¼öÆòÈíÀÔ, ¼öÁ÷ÅäÃâ µî |
3) ÆßÇÁÀÇ È¸Àü¹æÇâ |
4) Ãà ¿¬°áÀÇ Á¾·ù (Ä¿ÇøµÁ÷°áÇü, ¸ðÅÍÁ÷°áÇü, º§Æ®Çü µî) |
5) ÃàºÀÀåÄ¡ (±×·£µåÆÐÅ·Çü, ¸ÞÄ«´ÏÄ®¾ÁÇü µî) |
6) Áý¼öÁ¤ ¹è¼öÆßÇÁÀÇ °æ¿ì ÇÇÆ®±æÀÌ µî |
7) ±âŸÆßÇÁ Á¢¾×ºÎ¿¡ ´ëÇÑ ÀçÁú¿É¼Ç ¶Ç´Â ±â´É»óÀÇ ¿É¼Ç |
* ȸÁÖö(GC200), ´ÚŸÀÏ(GCD450), ÁÖ°(SC450), ½ºÅ×Àη¹½º ÁÖ¹°(SSC13Á¾, 14Á¾), ûµ¿(BC6) ź¼Ò°(SM45C), ½ºÅÙºÀ(STS304, 316), ¼öÁö(Çöó½ºÆ½)µî |
8) ÀÚµ¿¿îÀü, ºñÀÚµ¿, ÀÚÈí, ºñÀÚÈí µî |
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Àüµ¿±â ¿©À¯À² API610 (Allowance of Motor) |
Àüµ¿±â ¿ë·® (Motor Capacity) |
¿©À¯À² (¥á) (Allowance Rate) |
19kWÀÌÇÏ (Below 19kW) |
0.25 |
22kW ~ 55 |
0.15 |
55kWÃÊ°ú (Ovwer 55kW) |
0.10 | | |
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![](http://dypump.co.kr/imgd/data_stitle2.gif) |
01. ±â±¸±Þ¼ö ºÎÇÏ´ÜÀ§(FU)¿¡ ÀÇÇÑ °è»ê¹ý |
Roy B. Hunter¿¡ ÀÇÇØ ¹ß°ßµÇ¾î ¹Ì±¹¿¡¼ ¾²ÀÌ´Â ¹æ¹ýÀ¸·Î ±Þ¼ö±â±¸ÀÇ Á¾·ù¿Í ¿ëµµ¿¡ µû¶ó ÀûÀýÇÑ FU °ªÀ» ¼±Á¤ÇÏ°í ¼³Ä¡µÈ ¸ðµç ±â±¸¿¡ ´ëÇØ À̸¦ ÇÕ»êÇÏ¿© ÃÑ FU °ªÀ» ±¸ÇÑ ´ÙÀ½, ¾Æ·¡ÀÇ µ¿½Ã»ç¿ë À¯·®¼±µµ(HUNTER °î¼±)·Î ºÎÅÍ ¼ø°£ ÃÖ´ë ±Þ¼ö·®À» °áÁ¤ÇÑ´Ù. |
|
|
±â±¸¸í |
¼öÀü |
±â±¸ ±Þ¼öºÎÇÏ´ÜÀ§ |
°øÁß¿ë |
°³Àοë |
´ëº¯±â |
¼¼Á¤¹ëºê |
10 |
5 |
|
¼¼Á¤ÅÊÅ© |
5 |
3 |
¼Òº¯±â |
¼¼Á¤¹ëºê |
5 |
|
¼¼¸é±â |
±Þ¼öÀü |
2 |
1 |
¼ö¼¼±â |
±Þ¼öÀü |
1 |
0.5 |
ÀÇ·á¿ë¼¼¸é±â |
±Þ¼öÀü |
3 |
|
»ç¹«½Ç½ÌÅ© |
±Þ¼öÀü |
3 |
|
ÁÖ¹æ½ÌÅ© |
±Þ¼öÀü |
- |
3 |
Á¶¸®Àå½ÌÅ© |
±Þ¼öÀü |
4 |
2 |
Á¶¸®Àå½ÌÅ© |
È¥ÇÕ¹ëºê |
3 |
|
û¼Ò¿ë½ÌÅ© |
±Þ¼öÀü |
4 |
3 |
¿åÁ¶ |
±Þ¼öÀü |
4 |
2 |
»þ¿ö |
È¥ÇÕ¹ëºê |
4 |
2 |
¿å½Ç¼¼Æ® |
´ëº¯±â-¼¼Á¤¹ëºê |
|
8 |
»þ¿ö |
´ëº¯±â-¼¼Á¤¹ëºê |
|
6 |
À½¼ö±â |
À½¼ö¿ë¼öÀü |
2 |
1 |
ÅÁºñ±â |
º¼Å¾ |
2 |
|
»ì¼ö,Â÷°í |
±Þ¼öÀü |
5 |
|
* ±ÞÅÁ¼öÀü°ú º´¿ëÇÏ´Â °æ¿ì¿¡´Â 1°³ ¼öÀü¿¡ ´ëÇÑ * FU°ªÀ» À§¿¡¼ Á¦½ÃÇÑ °ªÀÇ 3/4À¸·Î ÇÑ´Ù. | |
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02. ±â±¸¼ö¿Í µ¿½Ã»ç¿ëÀ²¿¡ ÀÇÇÑ °è»ê¹ý |
±â±¸ÀÇ Á¾·ùº°·Î (¼³Ä¡´ë¼ö¡¿1ȸ´ç ±Þ¼ö»ç¿ë·®¡¿1½Ã°£´ç »ç¿ëȽ¼ö)¸¦ °è»êÇÏ°í ¼³Ä¡±â±¸¼ö¿Í °Ç¹°ÀÇ ¿ëµµ¿¡ µû¶ó ÀûÀýÇÑ µ¿½Ã»ç¿ëÀ²À» °öÇÏ¿© Àû»ê ÇÔÀ¸·Î½á ¼ø½Ã ÃÖ´ë±Þ¼ö·®À» °áÁ¤ÇÑ´Ù. |
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![](http://dypump.co.kr/imgd/data_stitle101.gif) |
±â±¸Á¾·ù |
1ȸ´ç »ç¿ë·®(§¤) |
1½Ã°£´ç »ç¿ëȽ¼ö(¢Ã) |
¼ø½ÃÃÖ´ë¼ö·® (§¤/min) |
Á¢¼Ó°ü±¸°æ (§®) |
ºñ °í |
´ëº¯±â(¼¼Á¤¹ëºê) |
13.5~16.5 |
6~12 |
110~180 |
25 |
Æò±Õ15§¤/¢Ã/10sec |
´ëº¯±â(¼¼Á¤ÅÊÅ©) |
15 |
6~12 |
10 |
13 |
|
¼Òº¯±â(¼¼Á¤¹ëºê) |
4~6 |
12~20 |
30~60 |
20 |
Æò±Õ15§¤/¢Ã/6sec |
¼ö¼¼±â |
3 |
12~20 |
8 |
13 |
|
¼¼¸é±â |
10 |
6~12 |
10 |
13 |
|
½ÌÅ©(13§®¼öÀü) |
15 |
6~12 |
15 |
13 |
|
½ÌÅ©(20§®¼öÀü) |
25 |
6~12 |
15~25 |
20 |
|
À½¼ö±â |
|
|
3 |
13 |
|
»ì¼öÀü |
|
|
20~50 |
13~20 |
|
¿åÅÁ |
Å©±â¿¡ µû¸§ |
3 |
25~30 |
20 |
´ëÇü¿åÁ¶´Â ±Þ¼ö°ü°æ 25~32A |
¾ç½Ä¿åÁ¶ |
125 |
4~12 |
25~30 |
20 |
|
»þ¿ö |
24~60 |
3 |
12~20 |
13~20 |
Á¾·ù¿¡ µû¶ó Â÷ÀÌ°¡ Å©´Ù | |
|
![](http://dypump.co.kr/imgd/data_stitle107.gif) |
±â±¸Á¾·ù¡¬±â±¸¼ö |
1 |
2 |
4 |
8 |
12 |
16 |
24 |
32 |
40 |
50 |
70 |
100 |
101~200 |
201~500 |
´ëº¯±â(¼¼Á¤¹ëºê) |
100 |
50 |
50 |
40 |
30 |
27 |
23 |
19 |
17 |
15 |
12 |
10 |
30~20 |
20 |
ÀϹݱⱸ |
100 |
100 |
70 |
55 |
48 |
45 |
42 |
40 |
39 |
38 |
35 |
33 | |
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03. °øµ¿ÁÖÅÃÀÇ ±Þ¼öºÎÇÏ °è»ê¹ý |
ÀϺ» ¿ì·®ÁÖÅà ºÎÇ°ÀÎÁ¤ ±âÁØ¿¡ ÀÇÇÑ ¹æ¹ý: ÀϺ» °Ç¼³¼ºÀÇ ÁÖÅü³ºñ Ç°Áú±âÁØ(BL)¿¡¼ Á¤ÇÑ °ø½Ä¿¡ µû¸£¸é |
|
|
* 1ÀÎ 1ÀÏ´ç Æò±Õ »ç¿ë¼ö·®:250 |
* 1È£´ç Æò±Õ Àοø¼ö:4ÀÎ |
* Q:¼ø°£ÃÖ´ë±Þ¼ö·®(§¤/min) |
* N:È£¼ö | | |
|
È£¼ö N |
¼ø°£ ÃÖ´ë±Þ¼ö·® (§¤/min) |
È£¼ö N |
¼ø°£ÃÖ´ë±Þ¼ö·® (§¤/min) |
È£¼ö N |
¼ø°£ÃÖ´ë±Þ¼ö·® (§¤/min) |
5 |
72 |
200 |
662 |
700 |
1,611 |
10 |
89 |
250 |
768 |
800 |
1,833 |
20 |
142 |
300 |
868 |
1,000 |
2,276 |
40 |
225 |
350 |
963 |
1,500 |
3,373 |
60 |
296 |
400 |
1,053 |
2,000 |
4,459 |
80 |
358 |
450 |
1,139 |
2,500 |
5,536 |
100 |
416 |
500 |
1,222 |
3,000 |
6,607 |
150 |
546 |
600 |
1,387 |
4,000 |
8,733 | |
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04. °Ç¹°Á¾·ùº° ±Þ¼öÀμö¿¡ ÀÇÇÑ ¹æ¹ý |
±Þ¼ö¼³ºñ¿¡¼ ±â±â, ¹è°ü µî ¿ë·®¼±Á¤¿¡ ´ëÇؼ´Â ±× ¹°°Ç¿¡¼ ¹°ÀÇ »ç¿ë¹ýÀ» ÃæºÐÈ÷ ÆľÇÇؾßÇÑ´Ù. ÇÏ·çÀÇ ±Þ¼ö·®À» 1ÀÏ Æò±Õ »ç¿ë½Ã°£À¸·Î ³ª´« ½Ã°£ Æò±Õ¿¹»ó±Þ¼ö·®(Qh), ÇÏ·çÁß ¹°ÀÌ °¡Àå ¸¹ÀÌ »ç¿ëµÇ´Â 1½Ã°£ÀÇ ½Ã°£ ÃÖ´ë ¤·{»ó±Þ¼ö·®(Qm), ¹× ÇÏ·çÁß ¹°ÀÌ °¡Àå ¸¹ÀÌ »ç¿ëµÇ´Â ¼ø½ÃÄ¡·Î ¼ø°£ Ãִ뿹»ó ±Þ¼ö·®(Qp)ÀÇ ¹æ¹ýÀÌ »ç¿ëµÈ´Ù. °Ç¹° Á¾·ùº° ±Þ¼ö Àοø¼ö·Î ¼ø°£ ÃÖ´ë±Þ¼ö·®À» ±¸Çϱâ À§ÇÏ¿© ¨ç~¨êÀÇ ¼øÀ¸·Î ±¸ÇÑ´Ù. |
|
¨ç 1ÀÏ´ç ¿¹»ó ÃÑ ±Þ¼ö·®: Qd (§¤/day) Qd=[1ÀÏ Æò±Õ »ç¿ë¼ö·®]¡¿[±Þ¼öÀοø] |
¨è ½Ã°£ Æò±Õ ¿¹»ó ±Þ¼ö·®: Qh(§¤/h) Qh=Qd/T [T:1ÀÏ Æò±Õ»ç¿ë½Ã°£] |
¨é ½Ã°£ ÃÖ´ë ¿¹»ó ±Þ¼ö·®: Qm(§¤/h) Qm=kf¡¿Qh [k1=1.5~2] |
¨ê ¼ø°£ ÃÖ´ë ¿¹»ó ±Þ¼ö·®: Qp(§¤/min) Qp=2¡¿(Qm/60)=k2¡¿(Qh/60) [k2=3~4] | |
* Çб³, °øÀå, ¿µÈ°üµî ¹°»ç¿ë·®ÀÌ ´Ü½Ã°£¿¡ ÁýÁߵǴ °Ç¹°¿¡¼´Â k1, k2ÀÇ °ªÀº ´õ¿í Å©°Ô Àâ¾Æ¾ß ÇÑ´Ù. |
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![](http://dypump.co.kr/imgd/data_stitle103.gif) |
°ÇÃ๰ÀÇ Á¾·ù |
1ÀÏ Æò±Õ»ç¿ë·®(§¤) |
1ÀÏ Æò±Õ½Ã°£ |
»ç¿ëÀοø |
À¯È¿¸éÀû´ç Àοø |
À¯È¿¸éÀû/¿¬Àå(%) |
»ç¹«¼Ò |
100~120 |
8 |
±Ù¹«ÀÚ1Àδç |
0.2ÀÎ/§³ |
ÀÓ´ë:60 |
ÀϹÝ:55~57 |
°üû, ÀºÇà |
100~120 |
8 |
Á÷¿ø1Àδç |
0.2ÀÎ/§³ |
»ç¹«¼Ò¿Í µ¿ÀÏ |
º´¿ø |
°í±Þ:1000 ÀÌ»ó Áß±Þ:500 ÀÌ»ó ±âŸ:250 ÀÌ»ó |
10 |
1º´¼®´ç ¿Ü·¡°´:8 Á÷¿ø:120 ±âŸ:160 |
1º´¼® 3.5ÀÎ |
45~48 |
»ç¿ø, ±³È¸ |
10 |
2 |
¹æ¹®½Åµµ1Àδç |
|
|
±ØÀå |
30 |
5 |
°´¼®1Àδç |
|
53~55 |
¿µÈ°ü |
10 |
3 |
¿¬ÀåÀοø |
°´¼®¿¡ ´ëÇØ 1.5ÀÎ |
|
¹éÈÁ¡ |
3 |
8 |
¼Õ´Ô1Àδç Á¡¿ø:100 |
1.0ÀÎ/§³ |
55~60 |
Á¡Æ÷ |
100 |
7 |
»óÁÖ:160 |
0.16ÀÎ/§³ |
|
¼Ò¸Å½ÃÀå |
40 |
6 |
°¢1Àδç |
1.0ÀÎ/§³ |
|
°ø°ø½Ä´ç |
15 |
7 |
°¢1Àδç |
1.0ÀÎ/§³ |
|
¿ä¸®Á¡ |
30 |
5 |
°¢1Àδç |
1.0ÀÎ/§³ |
|
Bar |
30 |
6 |
°¢1Àδç |
|
|
³ªÀÌƮŬ·´ |
120~350 |
|
°´¼®´ç |
|
|
ÁÖÅÃ |
160~250 |
|
°ÅÁÖÀÚ1Àδç |
0.16ÀÎ/§³ |
|
ÀúÅÃ |
250 |
8~10 |
°ÅÁÖÀÚ1Àδç |
0.16ÀÎ/§³ |
50~53 |
¾ÆÆÄÆ® |
160~250 |
8~10 |
°ÅÁÖÀÚ1Àδç |
0.16ÀÎ/§³ |
42~45 |
¾ÆÆÄÆ®(ºÎ¾ýÙí) |
100 |
8~10 |
°ÅÁÖÀÚ1Àδç |
|
45~50 |
±â¼÷»ç |
120 |
8~10 |
°ÅÁÖÀÚ1Àδç |
0.2ÀÎ/§³ |
|
È£ÅÚ |
250~300 |
8 |
°´¼ö´ç |
0.17ÀÎ/§³ |
|
¿©°ü |
200 |
10 |
°´¼ö´ç |
0.24ÀÎ/§³ |
|
Å©·´ÇϿ콺 |
150~200 |
10 |
³»¹æÀÚ |
15Ȧ 150ÀÎ |
|
Ãʵî,ÁßÇб³ |
40~50 |
5~6 |
Çлý1Àδç |
0.25~0.14/§³ |
58~60 |
|
80 ±³»ç1Àδç:100 |
6 |
Çлý1Àδç |
0.1ÀÎ/§³ |
|
¿¬±¸¼Ò |
100~200 |
8 |
¿¬±¸¿ø1Àδç |
0.06ÀÎ/§³ |
|
µµ¼°ü |
25 |
6 |
°ü¶÷ÀÚ1Àδç |
0.4ÀÎ/§³ |
|
|
60~140 (³²:80/¿©:100) |
8 |
±³Ã¼1Àδç |
Âø¼®ÀÛ¾÷0.5m ÀÔ¼®ÀÛ¾÷0.1m |
|
Á¤Â÷Àå |
3 |
15 |
½Â°°´¼ö |
|
| |
|
05. ±â±â¿¡¼ÀÇ »ç¿ë¼ö·® |
¤ý³Ã°¢Å¾ º¸±Þ¼ö·®(°³¹æÇü) |
º¸±Þ¼ö·®(LPM)=º¸±Þ°è¼ö(0.02)¡¿³Ãµ¿±â¿ë·®(usRT)¡¿³Ã°¢¼ö·®(13~19 Lpm/RT) |
¤ý¿£Áø¿ë ³Ã°¢¼ö·® (ºñ»ó¹ßÀü±â) |
³Ã°¢¼ö·®(§¤/h)=30~40§¤/h¡¿¹ßÀü±â¿ë·®(KVA)¡¿¹ßÀü½Ã°£(h) |
¤ý¸ñ¿åÅÁ, »ç¿ì³ª ½Ã¼³ÀÇ ±Þ¼ö·® °è»ê |
±Þ¼ö·®(LPM)=»þ¿ö¼³Ä¡°¹¼ö¡¿15LPM/EA¡¿µ¿½Ã»ç¿ëÀ²(1.0) |
¤ý¾ÐÃà½Ä:13 Lpm |
¤ý½À¼ö½Ä:18 Lpm(ÀÌÁßÈ¿¿ë) | | |
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![](http://dypump.co.kr/imgd/data_stitle3.gif) |
ÆßÇÁÀÇ ¾çÁ¤À̶ó ÇÔÀº ¹°À» ¾ç¼öÇϴµ¥ ÀÖ¾î º¸³¾¼ö ÀÖ´Â ¼öÁ÷³ôÀ̸¦ ¸»ÇÏ´Â °ÍÀ¸·Î ½ÇÁ¦¼öÁ÷³ôÀÌ¿¡ °üÀÇ ±æÀÌ, °üÀÇ Á÷°æ¿¡ µû¸¥ ¼Õ½ÇÀ» ¼öÁ÷ ³ôÀ̷Πȯ»çÇÏ¿© ÇÕÇÑ Á¤¾çÁ¤(Total Hsad)À» ¸»ÇÏ´Â °ÍÀÔ´Ï´Ù. ±×·±µ¥ ÀÌ ¾çÁ¤À» ¼öÁ÷ ³ôÀ̷Πȯ»êÇÏ´Â °ÍÀÌ ±×¸® ½¬¿îÀÏÀÌ ¾Æ´Ï¸ç °ü´ç, °ü°æ, ¼ö·® °üÀÇ »óÅÂ, ¹°ÀÇ ¿Âµµ µî¿¡ µû¶ó ´Þ¶óÁö´Â °ÍÀ¸·Î À߸ñÇÏ¿© ³Ê¹« Å©°Ô ÀâÀ¸¸é ºÒÇÊ¿äÇÑ °í¾ÐÆßÇÁ°¡ µÉ»Ó¸¸ ¾Æ´Ï¶ó ½ÇÁ¦´Â ³·Àº »óÅ¿¡¼ ¿îÀüµÇ¹Ç·Î ¹°Àº ¸¹ÀÌ ³ª°¡´õ¶óµµ °úºÎÇÏÀÇ À§ÇèÀÌ ÀÖ°í ¼Õ½Ç¾çÁ¤À» ³Ê¹« Àû°Ô Àâ¾Æ ÆßÇÁ¸¦ ¼±Á¤ÇÏ¸é ½ÇÁ¦´Â ³ôÀº »óÅ·Π¹°ÀÌ ÀüÇô ³ª¿ÀÁö ¾Ê°Å³ª Àû°Ô ³ª°¡°Ô µÇ¹Ç·Î ÀûÀýÈ÷ ¼±ÅÃÄ¡ ¾ÊÀ¸¸é ½ÇÆÐÇÏ´Â ÀÏÀÌ »ý±é´Ï´Ù.
Àü¾çÁ¤(Ht) = A. ÈíÀԽǾçÁ¤(Hs) Actual Head of Suction +B.ÅäÃâ½Ç¾çÁ¤(HD) Actual Head of Delivery +C.À¯¼Ó¾çÁ¤(Hv) Head of Flow Velocity +D.°ü¼Õ½Ç¾çÁ¤(Hf) Head of Friction |
Pump Head is the vertical height to which pump can take up water and the total head is calculated by a- dding converted vertical height of the losses accor- ding to the length and caliber of pipe to the actual vertical height. However, it is not so easy to convert the head into vertical height, because it is changed according to the length, caliber, quantity and cond- ition of pipe and the water temperature.in case the loss head is calculated too much, it can be an unn- ecessarily highpressure pump and also has a risk of overloading despite more water comes out and it is actually run with the lower pressur in case the loss head is calculated too less, water actually does not com out and comes out less with higher pressure. Therefore, it is very important to calculate loss head properly.
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A. ÈíÀԽǾçÁ¤(m): ÆßÇÁÀÇ ÈíÀÔ±¸ Á߽ɼ±¿¡¼ ÈíÀÔ¸é±îÁöÀÌ ¼öÁ÷³ôÀÌ |
A. Actual Suction Head (m) : The vertical height from the center line of pump Suction inlet to the Suction water level. |
B. ÅäÃâ½Ç¾çÁ¤(m): ÆßÇÁÀÇ ÈíÀÔ±¸ Á߽ɼ±¿¡¼ Àú¼öÁ¶ÀÇ ÃÖ°í ¼ö¸é±îÁöÀÇ ¼öÁ÷³ôÀÌ
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B. Actual Delivery Head (m) : The The vertical height from the center line of pump Suction inlet to the highes water level of storage tank. |
C. À¯¼Ó¾çÁ¤(m): ÈíÀÔ°ú ÅäÃâ°ü°æÀÇ Â÷ÀÌ¿¡¼ ¿À´Â °ÍÀ¸·Î °ü°æÀÌ °°Àº °æ¿ì ÀüÇô ¾ø°í ´Ù¸¥ °æ¿ìµµ ¹«½ÃÇÒ¼ö ÀÖÀ» Á¤µµ·Î ±× °ªÀÌ ÀÛÀ½
![](http://dypump.co.kr/imgd/data_img3.gif) |
C. Head of Flow Velocity(m) : This is caused from the difference of suction and discharge caliber. Lf bath caliber is equal, the value is zero, but even though there is difference, the value is small so that we can ignore it. |
D. °ü¼Õ½Ç¾çÁ¤(m): ¼Õ½Ç¾çÁ¤ÀÇ °è»ê¹æ¹ýÀº ¿©·¯°¡Áö°¡ ÀÖÁö¸¸, ¾à½ÄÀ¸·Î °è»êÇÏ´Â ¹æ¹ýÀº ±¸°æº° °ü¼Õ½ÇµµÇ¥ Âü°í¹Ù¶÷. |
D. Head of Friction Loss (m) : there are several calculation methods, but please refer to the pipe loss chart by caliber on the page92, as for the summary calculation | |
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Friction Loss of piping components (converted to the length of straight type horizontal pipe)(unit:m) |
ºÎ¼ÓÇ°¡¬°ü°æ(§®) |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
90 ¿¤º¸¿ì Elbow |
0.60 |
0.75 |
0.90 |
1.20 |
1.50 |
2.10 |
2.40 |
3.00 |
4.20 |
5.10 |
6.00 |
45 ¿¤º¸¿ì Elbow |
0.63 |
0.45 |
0.54 |
0.72 |
0.90 |
1.20 |
1.50 |
1.80 |
2.40 |
3.00 |
3.60 |
90 TÁö°ü Branch Pipe |
0.90 |
1.20 |
1.50 |
1.80 |
2.10 |
3.00 |
3.60 |
4.50 |
6.30 |
7.90 |
9.90 |
90 TÁÖ°ü Main Pipe |
0.18 |
0.24 |
0.27 |
0.36 |
0.45 |
0.60 |
0.75 |
0.90 |
1.20 |
1.50 |
1.80 |
°ÔÀÌÆ® ¹ëºê Gate Valve |
0.12 |
0.15 |
0.18 |
0.24 |
0.30 |
0.39 |
0.48 |
0.63 |
0.81 |
0.99 |
1.20 |
±Û·Îºê ¹ëºê Glove Valve |
4.50 |
6.00 |
7.50 |
10.5 |
13.5 |
16.5 |
19.5 |
24.0 |
37.5 |
42.0 |
49.5 | |
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![](http://dypump.co.kr/imgd/data_stitle104.gif) |
±â±¸¸í |
ÃÖÀúÇÊ¿ä¾Ð·Â(kgf/§²) |
±â±¸¸í |
ÃÖÀúÇÊ¿ä¾Ð·Â(kgf/§²) |
ÀϹݼöÀü |
0.3 |
»þ¿ö(¿ÂµµÁ¶Àý½Ä) |
0.7~1.2 |
È¥ÇÕ¼öÀü |
0.5 |
»þ¿ö(ÀϹÝ) |
0.5 |
´ëº¯±â(¼¼Á¤¹ëºê) |
0.7 |
¼ø°£¿Â¼ö±â 4~5È£ |
0.4 |
´ëº¯±â(¼¼Á¤¹ëºê) |
0.4 |
¼ø°£¿Â¼ö±â 7~16È£ |
0.5 |
¼Òº¯±â(¼¼Á¤¹ëºê) |
0.3~0.5 |
¼ø°£¿Â¼ö±â 22~30È£ |
0.8 |
»þ¿ö(È¥ÇÕ½Ä) |
0.7~0.9 |
Á¤¼öÀ§¹ëºê |
0.3~0.5 | |
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![](http://dypump.co.kr/imgd/data_stitle105.gif) |
°Ç¹°¿ëµµ |
ÃÖ°íÇÊ¿ä¾Ð·Â(kgf/§²) |
°Ç¹°¿ëµµ |
ÃÖ°íÇÊ¿ä¾Ð·Â(kgf/§²) |
´Üµ¶ÁÖÅà |
2ÀÌÇÏ |
º´¿ø, È£ÅÚ |
3~4 |
°øµ¿ÁÖÅÃ(¾ÆÆÄÆ®) |
3~4(8~10Ãþ) |
ÀϹݾ÷¹«¿ë °Ç¹° |
4~5 | |
* ÀÌ ÀÌ»óÀÌ µÉ °æ¿ì¿¡´Â Ãþ°£ °ø±Þ¾Ð·ÂÀ» ¾ÈÁ¤½ÃÅ°±â À§ÇØ ÇÏÃþºÎ¿¡ ´ëÇؼ Áß°£ÅÊÅ©³ª °¨¾Ð¹ëºê¸¦ ¼³Ä¡ÇÏ¿© ±Þ¼ö¾Ð·ÂÀ» Á¶Á¤ÇØ ÁÖ¾î¾ß ÇÑ´Ù. |
![](http://dypump.co.kr/imgd/data_img4.gif) |
¤ýÆßÇÁÀ§Ä¡´Â Àú¼öÁ¶ ¼öÀ§º¸´Ù ³·°Ô À§Ä¡. ¤ýÀú¼öÁ¶°¡ ÆßÇÁº¸´Ù ³·Àº À§Ä¡À϶§´Â NPSH¿ÍAir 󸮿¡ À¯ÀÇÇÒ °Í. | | | |
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¿ø½ÉÆßÇÁ´Â ÈíÀÔ¾çÁ¤ÀÌ °ú´ÙÇϸé CavitationÀÇ ¹ß»ýÀ¸·Î À¯·® ¹× ¾Ð·ÂÀÇ ÀúÇÏ ¶Ç´Â Èí»óÀÛ¿ëÀ» »ó½ÇÇÏ°Ô µÈ´Ù. µû¶ó¼ ÆßÇÁ°¡ ¼³Ä¡µÉ Á¶°Ç¿¡¼ÀÇ À¯È¿ NPSH´Â ÆßÇÁÀÇ ÇÊ¿ä NPSH°ª ÀÌ»óÀÌ µÇ¾î¾ß ÇÑ´Ù. |
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If suction head is excessive in a centrigual pump, flow rate and pressure may be reduced or suction function may be weakened due to occurrence of cavitaion. Therefore, net positive suction head in the where the pump is installed shall be higher than the required NPSH value of the pump |
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![](http://dypump.co.kr/imgd/data_img5.gif) |
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Hsv : Net Positive Suction Head(m) |
Hsv : Net Positive Suction Head(m) |
Pa : ÈíÀÔ¼ö¸éÀÇ(Àý´ë¾Ð·Â) (kg/§³) |
Pa : Pressure of suction Water level (Absolute pressure) (kg/§³) |
Hs : ÈíÀÔ¾çÁ¤(m)Èí»óÀ϶§(-)¾ÐÀÔÀ϶§(+) |
Hs : Sustion Head(m) in case of svction(-)and in case of unlet pressure(+) |
: ¾×ÀÇ ´ÜÀ§ üÀûÀÇ Áß·®(kg/§©) |
: Fluid weight of unit volume(kg/§© ) | |
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¿¹) |
¨ç ¼ö¿Â 25¡É, ÈíÀÔ¾çÁ¤ -6m ÈíÀÔ°ü³»ÀÇ ¼Õ½ÇÀ» ¹«½ÃÇϸé |
¨ç Water tempetature25¡É, Suction head -6m ÈíÀÔ°ü³»ÀÇ When loss un the suction pipe is ignored. |
¨è ¼ö¿Â 60¡ÉÀÎ °æ¿ì
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¨è in case that water temperature is 60¡É |
¨é Hs=4m¾ÐÀÔ, ¼ö¿Â 100¡ÉÀÎ °æ¿ì
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¨é Hs=4m¾ÐÀÔ, water temperature 100¡É | |
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01. ÆßÇÁ¼³Ä¡½Ã ÁÖÀÇ»çÇ× |
¨ç ÈíÀÔ¼ö¸é¿¡ °¡±îÀÌ ¼³Ä¡ÇÒ °Í. -ÆßÇÁ¿¡ µû¶ó ÈíÀÔ¾çÁ¤ÀÌ »óÀÌÇϳª º¸Åë 5~8mÀÌ»óÀ̸é ÈíÀÔºÒ´ÉÀÓ. |
¨è °ü°æÀÌ Å¬¼ö·Ï À¯¼ÓÀÌ ´À¸®¹Ç·Î ¼Õ½ÇÀÌ Àû±â ¶§¹®¿¡ ¹è°üÀº ÆßÇÁ ±¸°æº¸´Ù ÃÖ¼ÒÇÑ °°°Å³ª Ŭ°Í. |
¨é Àú¼öÁ¶°¡ ÆßÇÁº¸´Ù ³·Àº Á¶°Ç¿¡¼´Â ¼ö¸éÀ¸·Î ºÎÅÍ ÆßÇÁ ÂÊÀ¸·Î ÃÖ¼Ò 1/50ÀÌ»ó ¿Ã¸²±¸¹è°¡ µÇµµ·Ï ¼³Ä¡ÇÒ°Í. |
¨ê ÈíÀÔÁ¶°Ç¿¡¼´Â ÈÄµå ¹ëºê°¡ ¼öÁ¶¼Ó¿¡ Ç×»ó Àá±âµµ·Ï ÇϺο¡ ¼³Ä¡ÇÒ°Í. |
¨ë ÈíÀÔÃø ¼ö¸éÀÌ ÆßÇÁº¸´Ù ³ôÀ» ¶§´Â °ü°è¾øÁö¸¸ ÈíÀÔÃø ¹è°üÁß °üÀÌ ÆßÇÁº¸´Ù ³·´Ù ÇÏ´õ¶óµµ ¿Ã¶ó°¬´Ù ´Ù½Ã ³»·Á¿À´Â (¥ØÇü) °÷ÀÌ ÀÖÀ¸¸é ÀÛµ¿ ºÒ´ÉÀÓ. |
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¨ì ÆßÇÁ-¸ðÅÍ-¿¬°áÄ¿Çøµ µîÀÌ À̵¿Áß Æ²¾îÁüÀÌ ¾ø³ª Á¡°Ë ¹× È®ÀÎÇÏ°í Á¶Á¤ÈÄ ¾ÈÂøÇÒ°Í(Áøµ¿¹ß»ý) |
¨í ¹è°ü½Ã ÆßÇÁ ³»ºÎ¿¡ ¿ëÁ¢ ½½·¡±× µî À̹°ÁúÀÌ µé¾î°¡Áö ¾Êµµ·Ï ÇÒ°Í(ÀÓÆç·¯ ÆÄ¼Õ ¹× ÀÛµ¿ ¾ÈµÊ) |
¨î ¹è°ü ¿¬°á½Ã ÆßÇÁ°¡ Ʋ¾îÁöÁö ¾Êµµ·Ï Á¶ÀÓÇÏ°í ¹è°üÀ¸·Î ÀÎÇØ ÆßÇÁ°¡ Èû¹ÞÁö ¾Ê°Ô ÇÒ°Í(Áøµ¿, ÄÉÀ̽ÌÅ©·¢) |
¨ï ÆßÇÁ ¹è°ü Ç÷£Áö º¼ÆÃÀº Á¶±Ý¾¿ ±³¹ø Á¶ÀÓÇÑ´Ù. (Ç÷£Áö Å©·¢¹æÁö) |
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02. ¼³Ä¡ ¿Ï·áÈÄ ½Ã¿îÀü ¹æ¹ý |
¨ç ÆßÇÁÃà°ú ¸ðÅÍÃàÀÇ Ãà½ÉÀÌ ÀÏÄ¡ÇÏ´ÂÁö Á¡°ËÇÏ°í ¿ø¸¸È÷ µ¹¾Æ°¡´ÂÁö È®ÀÎÇÑ´Ù. (Ãʱ⠱⵿ºÒ·® ¹æÁö) |
¨è ±âµ¿Àü ÆßÇÁ ³»ºÎ¿¡ ¹°À» °¡µæ ä¿î´Ù. (¹°ÀÌ ºüÁöÁö ¾Ê¾Æ¾ßÇÔ) (°øȸÀü½Ã ÆßÇÁ °íÀå) #¾Á ÀåÂø¿ë ÆßÇÁ´Â °øȸÀü Àý´ë ±ÝÁö |
¨é ù ±âµ¿À̳ª ¸ðÅÍ ¹è¼±ÀÛ¾÷À» ´Ù½Ã ÇÏ¿´À» ¶§¿¡´Â ȸÀü¹æÇâÀ» È®ÀÎÇÑ´Ù. (¿ªÈ¸Àü ÆßÇÎ ¾ÈµÊ) |
¨ê ¿ì¼± ÅäÃâ¹ëºê¸¦ Àá±×°í ÆßÇÁ¸¦ °¡µ¿½ÃŲ »óÅ¿¡¼ ¿¡¾îº¥Æ®¸¦ ¿¾î ÆßÇÁ ³»ÀÇ °ø±â¸¦ ¿ÏÀüÈ÷ Á¦°ÅÇÑ´Ù. |
¨ë°ø±âÁ¦°Å ¿Ï·á ÈÄ ÅäÃâ¹ëºê ¾Æ·¡¿¡ ÀÖ´Â ¾Ð·ÂÁ¦ÀÌÁö¸¦ È®ÀÎÇÏ¿© ÆßÇÁ ¸íÆÇ¿¡ Ç¥±âµÈ ¾çÁ¤º¸´Ù ³ôÀº ¾Ð·ÂÀÌ ¶ß´ÂÁö È®ÀÎÇÑ´Ù. (¸íÆÇ¿¡ Ç¥±âµÈ ¾Ð·Âº¸´Ù ³ô°Ô ¿Ã¶ó°¡¾ß ÆßÇÁ Á¤»óÀÓ) (¾Ð·Â 1kgf/§²=10m) |
¨ì ÆßÇÁ¾Ð·Â Á¤»óÀÓÀÌ È®ÀεǸé ÅäÃâ¹ëºê¸¦ õõÈ÷ ¿¾î ¸íÆÇ»óÀÇ ¾çÁ¤¾Ð·Â¿¡ ¸ÂÃß¾î »ç¿ëÇÑ´Ù. (°úºÎÇÏ ¹æÁö) |
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03. »ç¿ëÁß À¯Áö¹æ¹ý |
¨ç ÆßÇÁ ±âµ¿½Ã ÆßÇÁ »ç¾ç¿¡ µû¸¥ ¿îÀü»çÇ×À» È®ÀÎÇÏ°í ¸ðÅÍ Àü·ù¸¦ ÃøÁ¤ÇÏ¿© ÃÖÀûÀÇ »óÅ·Π¿îÀüµÇ´ÂÁö È®ÀÎ |
¨è Á¤½ÃÀûÀ¸·Î ÆßÇÁ³»ÀÇ °ø±â¸¦ Á¦°ÅÇÏ¿© ÃÖÀû¿îÀü µÉ ¼ö ÀÖµµ·Ï ¼ö½ÃÁ¡°Ë ¿ä¸Á |
¨é ÆÐÅ·ÀåÂø¿ëÀº Ãà ¶Ç´Â ½½¸®ºê¿¡ À±È°ÀÌ ºÎÁ·ÇÏ¿© °úµµÇÏ°Ô ¸¶¸ðµÊÀ» ¹æÁöÇϱâ À§ÇÏ¿© ÆÐÅ·´©¸£°³¸¦ Á¶Á¤ÇÏ¿© ¿îÀü½Ã Ç×»ó ¾×ü°¡ Á¶±Ý¾¿ Èê·¯ ³ª¿Àµµ·Ï ÇÏ¿© °ú´Ù ´©¼ö½Ã¿¡´Â Àá°¡Áְųª Á¤±âÀûÀ¸·Î ÆÐÅ· º¸Ãæ½ÃÅ´. | | |
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![](http://dypump.co.kr/imgd/data_img10.gif) |
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![](http://dypump.co.kr/imgd/data_stitle109.gif) |
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01. »ó¼öµµ¿ë ÆßÇÁ |
a) Ãë¼ö.¼Û¼öÆßÇÁ (¼ö·® º¯È°¡ ºñ±³Àû Àû°í ÀüºÎÇÏ¿îÀü½Ã) |
°èȹÃë¼ö·®(m3/day)=°èȹ1ÀÏ ÃÖ´ë±Þ¼ö·®x(1.1~1.51) |
°èȹ¼Û¼ö·®(m3/day)=°èȹ1ÀÏ ÃÖ´ë±Þ¼ö·® |
°èȹ1ÀÏÃÖ´ë±Þ¼ö·®=°èȹ1ÀÎ1ÀÏÃÖ´ë±Þ¼ö·®x°èȹ±Þ¼ö |
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02. °£À̼öµµ¿ë ÆßÇÁÀÇ Ç¥ÁØ |
¼ö¾ÐÀº ¹è¼ö°ü¿¡¼ºÎÅÍ °¢±Þ¼ö°üÀÇ ºÐ±âÁ¡¿¡¼ 1.5kg/cm2 º¸ÅëÀÌ´Ù | |
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