冰水管管徑選用查表

小工具

管徑

水容量
GAL/FT

建議容許

流量

       <冰水>
   冷凍噸 (RT)

    <冷卻水>
  冷凍噸 (RT)

流量

       <冰水>
   冷凍噸(RT)

    <冷卻水>
  冷凍噸(RT)

INCHmmGPMLPMGPMLPM
1/2"150.01570.9~1~1.13~40.3~0.40.3~0.30.9~1.83~70.3~0.70.3~0.6
3/4"200.02772.7~3~3.310~121.1~1.30.9~1.11.9~3.97~150.7~1.60.6~1.3
1"250.04495.4~6~6.620~252.2~2.71.8~2.23.6~7.514~281.5~3.11.2~2.5
1 1/4"320.077910.8~12~13.241~504.5~5.53.6~4.47.5~1528~573.1~6.22.5~5
1 1/2"400.10617.1~19~20.965~797.1~8.75.7~6.912~2345~875~9.54~7.6
2"500.17433.3~37~40.7126~15413.8~16.911.1~13.522~4583~1709.1~18.77.3~15
2 1/2"650.24954~60~66204~25022.5~27.518~2235~70132~26514.5~29.111.6~23.3
3"800.38494.5~105~115.5358~43739.3~48.131.5~38.565~130246~49227~54.121.6~43.3
4"1000.661198~220~242749~91682.5~100.866~80.6130~270492~102254.1~112.543.3~90
5"1251.04315~350~3851192~1457131.2~160.4105~128.3250~450946~1703104.1~187.583.3~150
6"1501.5468~520~5721771~2165195~238.3156~190.6400~7001514~2650166.6~291.6133.3~233.3
8"2002.66882~980~10783338~4080367.5~449.1294~359.3700~13002650~4921291.6~541.6233.3~433.3
10"2504.191485~1650~18155621~6870618.7~756.2495~6051300~19004921~7192541.6~791.6433.3~633.3
12"3005.962160~2400~26408176~9992900~1100720~8802100~26007949~9841875~1083.3700~866.6
14"3507.162700~3000~330010220~124911125~1375900~1100











16"4009.483600~4000~440013626~166541500~1833.31200~1466.6











18"45012.134680~5200~572017714~216501950~2383.31560~1906.6











20"50015.116120~6800~748023164~283122550~3116.62040~2493.3











24"60021.989000~10000~1100034065~416353750~4583.33000~3666.6











註:1.以上表格以1ft/100ft  Loss~4ft/100ft  Loss及流速小於8fps為選擇範圍
       2.單位換算1Gal=3.785L,1GPM=3.785LPM,冰水RT=2.4GPM,冷卻水RT=3GPM