搜索
公称直径（DN）（mm）内径（mm）001012.50焊接钢管1515.75焊接钢管2021.25焊接钢管2527.00焊接钢管3235.75焊接钢管4041.00焊接钢管5053.00焊接钢管7068.00焊接钢管8080.50焊接钢管100100.00无缝钢管125125.00150151.00200207.00250259.00300309.00350363.00377X7400412.00426X7450464.00478X7500515.00529X7600616.00630X7700704.00720X8800804.00820X8900904.00920X810001000.001020X10承压0.6mpa公称外径（De）（mm）内径（mm）001281611.62014.425183223.240295036.26345.87554.49065.411079.8采暖用钢管规格表采暖用塑料管规格表PPR(S3.2)12590.8140101.6160116.8类型热水管道及凝结水管道蒸汽管道套筒或波纹管补偿器（带内衬筒）≤120010.20.2200~35020.50.7400~50030.70.9600~1200411.2套筒或波纹管补偿器（带内衬筒）≤40050.30.4套筒或波纹管补偿器（带内衬筒）450~120060.40.5150~25070.60.8300~35080.81400~50090.91600~12001011.2水温（℃）汽化压力（mH2O)10001052.31104.61157.312010.312513.713017.61352214026.914532.415038.6上限不超压下限不倒空不汽化不吸入空气供回水压差满足资用压差方形补偿器输配管线局部阻力与沿程阻力的比值表7.3.8管道局部阻力与沿程阻力比值管线类型补偿器类型公称直径（mm）输送干线方形补偿器一基础参数1输送热负荷55.6MW2输送热媒供水温度130℃3输送热媒回水温度70℃4温差60℃5流量796.75t/h6流速1.37m/s7设计公称直径DN450mm8内径464mm9沿程比摩阻40.27Pa/m合格10管段单程总长度7000m11补偿方式112局部阻力与沿程阻力比值0.213单程阻力损失（折mH2O）34.52m14上级换热站室外地坪标高1214.000m15管道最高点标高1241.000m16最高点到上级换热站折线距离2600m17管道最低点标高1151.000m18最低点到上级换热站折线距离4000m19汽化压力（折mH2O）17.6m20补水定压高度49.6m21静水压线标高1263.600m22回水管测压管水头线起点标高1263.600m23回水管测压管水头线起点标高1298.117m24供水管测压管水头线终点标高1308.117m25一级换热站供水管出口测压管水头标高1342.635m26供水管测压管水头线起点标高1352.635m27一级换热站压力损失（折mH2O）10m28二级换热站压力损失（折mH2O）10m29二级换热站室外地坪标高1180.000m30最高点供水管测压管水头线标高1329.814m31最高点回水管测压管水头线标高1276.421m32最低点供水管测压管水头线标高1322.911m33最低点回水管测压管水头线标高1283.324m填写计算结果查表补水泵放在循环水泵吸入口2.520.6序号位置距离（m)供水测压管水头线标高回水测压管水头线管道中心标高(m)静水压线高度（m）工作压力（MPa）1一级换热站01352.6351263.6001214.0001263.6001.3592一级换热站出口01342.6351263.6001214.0001263.6001.2613插入点112001336.7181269.5171178.8001263.6001.5484管道最高点26001329.8141276.4211241.0001263.6000.8705插入点235001325.3761280.8591222.2001263.6001.0116管道最低点40001322.9111283.3241151.0001263.6001.685n-1插入点355001315.5141290.7211165.0001263.6001.475n二号换热站70001308.1171298.1171180.0001263.6001.256补水泵放在循环水泵吸入口管道设备设计工作压力汽化压力+3m1352.6351342.6351336.7181329.8141325.3761322.9111315.5141308.1171263.6001263.6001269.5171276.4211280.8591283.3241290.7211298.1171214.0001214.0001178.8001241.0001222.2001151.0001165.0001263.6001100.0001150.0001200.0001250.0001300.0001350.0001400.00001000200030004000500060007000MPam仅对输送仅对输送仅对输送对输配用户对输配用户是否超压是否吸入空气是否汽化各用户点充水高度是否倒空热用户工作压头(m)是否满足自用压力不超压合格合格1219.000合格10满足不超压合格合格1219.000合格10满足不超压合格合格1231.300合格10满足不超压合格合格1245.000合格10满足不超压合格合格1227.200合格10满足不超压合格合格1156.000合格10满足不超压合格合格1170.000合格10满足不超压合格合格1185.000合格10满足1308.1171298.1171180.00070008000供水测压管水头线回水测压管水头线管道中心标高静水压线一基础参数1输送热负荷55.6MW2输送热媒供水温度130℃3输送热媒回水温度70℃4温差60℃5流量796.75t/h6流速1.37m/s7设计公称直径DN450mm8内径464mm9沿程比摩阻40.27Pa/m合格10管段单程总长度7000m11补偿方式112局部阻力与沿程阻力比值0.213单程阻力损失（折mH2O）34.52m14上级换热站室外地坪标高1214.000m15管道最高点标高1241.000m16最高点到上级换热站折线距离2600m17管道最低点标高1151.000m18最低点到上级换热站折线距离4000m19汽化压力（折mH2O）17.6m20补水定压高度49.6m21静水压线标高1263.600m22回水管测压管水头线终点标高1231.043m23回水管测压管水头线起点标高1265.560m24供水管测压管水头线终点标高1275.560m25一级换热站供水管出口测压管水头标高1310.078m26供水管测压管水头线起点标高1320.078m27一级换热站压力损失（折mH2O）10m28二级换热站压力损失（折mH2O）10m29二级换热站室外地坪标高1180.000m30最高点供水管测压管水头线标高1297.257m31最高点回水管测压管水头线标高1246.000m32最低点供水管测压管水头线标高1290.353m33最低点回水管测压管水头线标高1250.767m填写计算结果查表补水泵放在循环水泵出口2.520.6序号位置距离（m)供水测压管水头线标高回水测压管水头线管道中心标高(m)静水压线高度（m）工作压力（MPa）1一级换热站01320.0781231.0431214.0001263.6001.0402一级换热站出口01310.0781231.0431214.0001263.6000.9423插入点110001305.1471235.9741226.3001263.6000.7734管道最高点26001297.2571246.0001241.0001263.6000.5515插入点235001292.8191248.3011222.2001263.6000.6926管道最低点40001290.3531250.7671151.0001263.6001.366n-1插入点355001282.9571258.1641165.0001263.6001.156n二号换热站70001275.5601265.5601180.0001263.6000.936补水泵放在循环水泵出口管道设备设计工作压力汽化压力+3m1320.0781310.0781305.1471297.2571292.8191290.3531282.9571275.5601231.0431231.0431235.9741246.0001248.3011250.7671258.1641214.0001214.0001226.3001241.0001222.2001151.0001165.0001263.6001263.6001140.0001160.0001180.0001200.0001220.0001240.0001260.0001280.0001300.0001320.0001340.0000100020003000400050006000MPam仅对输送仅对输送仅对输送对输配用户对输配用户是否超压是否吸入空气是否汽化各用户点充水高度是否倒空热用户工作压头(m)是否满足自用压力不超压合格合格1219.000合格10满足不超压合格合格1219.000合格10满足不超压合格合格1231.300合格10满足不超压合格合格1245.000合格10满足不超压合格合格1227.200合格10满足不超压合格合格1156.000合格10满足不超压合格合格1170.000合格10满足不超压合格合格1185.000合格10满足1275.5601265.5601180.00070008000供水测压水头线回水测压水头线管道中心标高静压线