采暖管道水力计算表

说明

负荷W 负荷累计放大系数负荷放大W 温差

o

C 水量（T /h)管径(DN)

(mm)

流速

（m/s)监房

12500025000125000250.9DN250.4242250005000015000025 1.7DN320.4833450009500019500025 3.3DN500.419445000140000114000025 4.8DN500.617530000170000117000025 5.8DN500.749630000200000120000025 6.9DN700.5437600002600001260000258.9DN700.70687800033800013380002511.6DN700.91897800041600014160002514.3DN70 1.130104600046200014620002515.9DN70 1.255114600050800015080002517.5DN70 1.3801232000

540000154000025

18.6DN80

1.044

采暖管道水力计算表

本表水温采用95o C~70o C,t=60oC,K=0.5mm,密度=983.248kg/m 3

雷诺数Re 比摩阻P (Pa/m)当量长度L（m )管长Ld(m)L+Ld (m)沿程阻力

（Pa)

23971160.369168513689.936157140.5268 3.927238194.04640362.5370 3.437323342.368384134.32600.626135002.783037197.2330 3.833465838.47670675.8497450137973.299717127.3195 3.819925312.2129633214.2258426256111.8159548323.5330 3.8334107968.1177190398.44134417166141.6194832481.2500 2.4502241752.9174745

221.150034

534118045.3

929372.3764

表

0.5mm,密度=983.248kg/m 3