1、水水管管流流量量及及比比摩摩阻阻表表管径密闭回路系统（冰水）开放回路系统（冷却水）最大流量流速摩阻(Pa/M)最大流量流速(mm)inchCMHRTCMHRTDN15 5/80.540.715605500.360.66DN20 3/41.0820.875600.721.30.75DN251 1.983.60.995181.441.40.93DN321 1/44.3281.245653.065.61.14DN401 1/26.4811.81.375604.688.61.28DN502 11.1620.51.43444450916.51.49DN652 1/218331.6244814.426.4
2、1.67DN803 32.4591.8945825.246.21.9DN1004 64.81192.1943650.492.52.2DN1255 1081982.3236930093.6171.82.6DN1506 1622972.41317151.22272.9DN2008 2885282.48239288528.43.2DN250 10 4508262.46178130450825.63.17DN300 12 63011562.421406301155.93.13DN350 14 79214532.513579214533.25DN400 16 100818502.511010083.17
3、DN450 18 12962.510012963.22DN500 20 16202.58716203.24DN600 24 23402.57023403.24DN750 28 37082.55237083.23DN800 32 42842.54942843.23注注：1 1、密密闭闭式式回回路路系系统统水水管管压压降降为为100100至至580Pa/M580Pa/M，水水管管流流速速为为1.01.0至至2.5M/S2.5M/S 2 2、开开放放式式回回路路系系统统的的压压降降及及流流速速，以以旧旧管管计计算算（旧旧管管管管径径为为新新管管的的8.88.8折折）摩阻(Pa/M)56655050154056057556256054051553753045830034126926021019015016613310193开放回路系统（冷却水）
