供热管道热损失计算.xlsx
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供热管道热损失计算.xlsx
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热热媒媒到到管管内内壁壁热热阻阻计计算算序序管管道道内内径径dn热热媒媒到到管管内内壁壁放放热热系系数数n热热媒媒到到管管内内壁壁热热阻阻Rn备备注注号号(m)(W/m2)(m/W)10.53000.002120.453000.002430.43000.002740.353000.003050.33000.003560.253000.004270.23000.005380.153000.0071管管壁壁热热阻阻计计算算序序号号管管道道内内径径dn管管道道外外径径dw管管材材的的导导热热系系数数g管管壁壁热热阻阻Rg备备注注(m)(m)(W/m)(m/W)10.50.53480.0001920.450.48480.0002130.40.43480.0002140.350.38480.0002550.30.33480.0002760.250.27480.0003070.20.22480.0003080.150.16480.00015保保温温材材料料热热阻阻计计算算序序管管道道外外径径dw保保温温层层外外表表面面直直径径dz保保温温材材料料导导热热系系数数b保保温温材材料料热热阻阻Rb备备注注号号(m)(m)(W/m)(m/W)10.530.640.0330.884320.480.590.0330.966130.430.530.0331.075840.380.480.0331.209550.330.440.0331.417860.270.390.0331.667270.220.300.0331.560280.160.240.0332.0519管管道道埋埋深深折折算算序序地地表表面面到到管管中中心心线线管管材材导导热热系系数数t土土壤壤放放热热系系数数k管管子子折折算算埋埋深深H备备注注号号埋埋设设深深度度h(W/m)(W/m2)(m)(m)11.231.512.7321.21.512.7031.081.512.5841.051.512.5550.931.512.4360.91.512.4070.761.512.2680.731.512.23土土壤壤热热阻阻计计算算序序管管子子折折算算埋埋深深H(m)保保温温层层外外表表面面直直径径dz管管材材导导热热系系数数t土土壤壤热热阻阻Rt备备注注号号(m)(W/m)(m/W)12.730.641.50.30222.700.591.50.30932.580.531.50.31442.550.481.50.32352.430.441.50.32962.400.391.50.34172.260.301.50.36082.230.241.50.384双双管管并并行行时时的的附附加加热热阻阻计计算算序序号号管管子子折折算算埋埋深深H双双管管距距离离b管管材材导导热热系系数数t双双管管并并行行时时附附加加热热阻阻Rc备备注注(m)(m)(W/m)(m/W)12.730.21.50.35122.700.21.50.35032.580.21.50.34542.550.21.50.34452.430.21.50.33962.400.21.50.33772.260.21.50.33182.230.21.50.330供供热热管管道道(供供、回回水水段段)总总热热阻阻计计算算序序热热媒媒到到管管内内壁壁热热阻阻管管壁壁热热阻阻保保温温材材料料热热阻阻土土壤壤热热阻阻供供热热管管道道总总热热阻阻备备注注号号RnRgRbRtRi10.00210.000190.88430.3021.188220.00240.000210.96610.3091.277630.00270.000211.07580.3141.393140.00300.000251.20950.3231.536150.00350.000271.41780.3291.750960.00420.000301.66720.3412.012570.00530.000301.56020.3601.926380.00710.000152.05190.3842.4427供供热热一一次次网网供供水水段段管管道道单单位位长长度度热热损损失失计计算算序序供供水水回回水水土土壤壤地地表表总总热热阻阻Ri附附加加热热阻阻Rc单单位位长长度度号号温温度度t1温温度度t2温温度度tdb(m/W)(m/W)耗耗热热损损失失q供供水水()()()(W/m)112060-5.11.18820.35197.62212060-5.11.27760.35090.77312060-5.11.39310.34583.34412060-5.11.53610.34475.75512060-5.11.75090.33966.75612060-5.12.01250.33758.38712060-5.11.92630.33160.93812060-5.12.44270.33048.50供供热热一一次次网网回回水水段段管管道道单单位位长长度度热热损损失失计计算算序序供供水水回回水水土土壤壤地地表表总总热热阻阻Ri附附加加热热阻阻Rc单单位位长长度度号号温温度度t1温温度度t2温温度度tdb(m/W)(m/W)耗耗热热损损失失q回回水水()()()(W/m)112060-5.11.18820.35125.94212060-5.11.27760.35026.09312060-5.11.39310.34526.08412060-5.11.53610.34425.42512060-5.11.75090.33924.26612060-5.12.01250.33722.56712060-5.11.92630.33123.32812060-5.12.44270.33020.10供供热热一一次次网网热热力力输输送送损损失失计计算算序序热热网网分分段段供供水水段段单单位位长长度度耗耗热热损损失失q供供水水(W/m)回回水水段段单单位位长长度度耗耗热热损损失失q回回水水(W/m)供供水水段段回回水水段段一一次次网网输输送送热热损损失失小小计计Q0号号计计算算长长度度L(m)热热损损失失Q0供供水水(kW)热热损损失失Q0回回水水(kW)(kW)167597.6225.9465.8917.5183.40287590.7726.0979.4222.83102.25390083.3426.0875.0023.4898.48457575.7525.4243.5614.6258.175245066.7524.26163.5559.45223.006245058.3822.56143.0355.27198.30767560.9323.3241.1315.7456.87875048.5020.1036.3715.0851.45小小计计647.96223.97871.93考考虑虑直直埋埋管管道道散散热热损损失失附附加加系系数数0.15后后,热热损损失失合合计计745.15257.571002.72项项目目实实物物量量(GJ)比比例例项项目目实实物物量量(GJ)比比例例总供热量3040875.97100%采暖需要量2997730.1598.58%换热站损失29977.30.99%一级网损失13168.520.43%449.309902总供热量3040875.97100.00%序序号号项项目目总总面面积积指指标标总总功功率率年年工工作作时时间间(h)负负荷荷(m2)(W/m2)(kW)系系数数1单系统换热站(15座)2294.2549.1836480.752双系统换热站(11座)3045.35412.1836480.753三系统换热站(5座)180847.2336480.754合合计计7147.628.59换换热热站站类类型型设设备备名名称称单单机机功功率率(kW)运运行行数数量量运运行行功功率率(kW)需需要要系系数数负负荷荷系系数数(台台)10万平方米(6座)循环泵3061800.80.75补水泵0.7564.50.80.7515万平方米循环泵5594950.80.75(9座)补水泵1.5913.50.80.7520万平方米循环泵3082400.80.75(4座)补水泵0.75860.80.7525万平方米循环泵3762220.80.75(3座)补水泵1.166.60.80.7530万平方米循环泵5584400.80.75(4座)补水泵1.58120.80.7535万平方米循环泵3762220.80.75(2座)补水泵1.166.60.80.7540万平方米(2座)循环泵4562700.80.75补水泵1.5690.80.7550万平方米(1座)循环泵7532250.80.75补水泵2.236.60.80.75合合计计2358.8序序号号用用电电内内容容年年用用电电量量(万万kWh)折折标标准准煤煤当当量量值值(tce)折折标标准准煤煤等等价价值值(tce)1建筑物照明电力能耗7.829.6125.102主要用电设备498.7612.901600.833输电线路损耗10.1312.4532.52总总用用电电能能耗耗合合计计516.65634.961658.45序序号号设设备备额额定定功功率率(kW)实实际际运运行行功功率率(kWkW)运运行行台台数数(台台)需需要要系系数数年年用用电电时时间间(h)名名称称1循环水泵302460.825541560.810942循环水泵554490.8255427.590.810943循环水泵302480.825541580.810944循环水泵3729.660.8255418.560.810945循环水泵554480.8255427.580.810946循环水泵3729.660.8255418.560.810947循环水泵453660.8255422.560.810948循环水泵756030.8255437.530.810949合合计计序号用电部门设备功率(kW)数量需要系数功率因数计算负荷有功功率(kW)1建筑照明28.591.1建筑照明28.59110.928.592用电设备1887.042.1循环泵3060.80.81442.2补水泵0.7560.80.83.62.3循环泵5590.80.83962.4补水泵1.590.80.810.82.5循环泵3080.80.81922.6补水泵0.7580.80.84.82.7循环泵3760.80.8177.62.8补水泵1.160.80.85.282.9循环泵5580.80.83522.10补水泵1.580.80.89.62.11循环泵3760.80.8177.62.12补水泵1.160.80.85.282.13循环泵4560.80.82162.14补水泵1.560.80.87.22.15循环泵7530.80.81802.16补水泵2.230.80.85.283合计1915.630.056380330.064538520.06297480.074312030.080042710.090936990.090754360.04561051保保温温层层厚厚度度53.20.05320.18326653.20.05320.20021653.20.05320.22295653.70.05370.25066655.50.05550.29381756.50.05650.3455141.80.04180.3233441.60.04160.4252268.5930122872.839868.53462717.127642.8406939.2087312483.80073119.15427418.363012.9103389.6919609392.93410679.64023419.332192.96177210.5284889109.84907810.4808921.009383.04496911.146789123.25090511.1018422.248633.1022812.409514152.99603712.3691624.778673.20998314.9372108222.12026814.903729.840913.3958818.5678601343.76542918.5409137.108773.61385327.3746.2927.318313.3075572773027.018513.29652225.8666.6425.819373.25112525.5651.2525.51963.23944724.3591.4924.320573.1913222457724.020823.17892122.6511.7622.622113.11892822.3498.2922.322413.105591备备注注125.1148.642565.122.85796125.78451.288508125.1159.831965.122.7817137.05021.509883125.1174.27865.122.46797151.811.821639125.1192.162165.122.38726169.77492.241245125.1219.03765.122.05468196.98242.950862125.1251.764765.121.96898229.79573.936303125.1240.983465.121.55437219.4293.601108125.1305.58465.121.46221284.12185.858183备备注注77.3511143.925233.425911.28850883.1739343.7786639.395281.50988390.6914343.1757747.515661.82163999.9980543.0206856.977372.241245113.983342.3815771.601732.950862131.014242.2168888.797343.936303125.403841.4201683.983683.601108159.020941.24304117.77795.858183135017501800115049004900135015001022.82548449.309902年年耗耗电电量量(万万kWh)折折标标煤煤(当当量量)2.513.093.334.101.982.437.829.61年年运运行行时时间间(h)年年用用电电量量364839.4018240.493648108.3518241.48364852.5318240.66364848.5918240.72364896.3118241.31364848.5918240.72364859.1018240.98364849.2518240.72509.20年年用用电电量量(万万kWhkWh)29.42307.883080.915521.665539.233010.503036.29379.713771.925519.255536.29379.713744.134511.824536.78759.8575475.35无功功率(kVar)视在功率(kVA)31.7742.7431.7742.742358.803020.74180.00230.514.505.76495.00633.9113.5017.29240.00307.356.007.68222.00284.306.608.45440.00563.4712.0015.37计算负荷222.00284.306.608.45270.00345.779.0011.53225.00288.146.608.452390.573063.48项项目目选选用用水水泵泵输输出出功功率率计计算算序序设设备备名名称称流流量量扬扬程程输输出出功功率率备备注注额额定定号号(m3/h)(m)(kW)1循环水泵2003217.44单级单吸302循环水泵2563222.32单级单吸373循环水泵3203227.90单级单吸454循环水泵40032.535.43单级单吸555循环水泵5753250.14单级单吸75项项目目选选用用水水泵泵效效率率计计算算序序设设备备名名称称输输出出功功率率(kW)轴轴功功率率(kW)水水泵泵效效率率备备注注轴功率为NE,电机功率为P,K为系数(效率倒数)电机功率P=NE*KNE22K=1.2522NE55K=1.1555NEK=1.00号号1循环水泵17.4421.7780.11%单级单吸2循环水泵22.3227.980.00%单级单吸3循环水泵27.934.0282.01%单级单吸4循环水泵35.4342.9582.49%单级单吸5循环水泵50.1460.4183.00%单级单吸比比转转速速序序设设备备名名称称流流量量(m3/h)扬扬程程(m)水水泵泵转转速速比比转转速速备备注注号号(r/min)1循环水泵200322960189.27单级单吸13.454342循环水泵256321480107.07单级单吸13.454343循环水泵320321480119.71单级单吸13.454344循环水泵40032.51480132.29单级单吸13.61175循环水泵575321480160.46单级单吸13.454340.2357020.2666670.2981420.3333330.399653轴功率为NE,电机功率为P,K为系数(效率倒数)电机功率P=NE*KNE22K=1.2522NE55K=1.1555NEK=1.008DN5009DN40010DN35011DN30012DN25013DN20014DN15053.29.865531.481265290.5353.28.8550311244260.4353.77.8500281233770.3855.5745026.21253250.3356.56.640024.3126.22740.2741.86.231526962190.2241.64.925024931570.16
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