蒸汽密度计算公式

PAGE\*MERGEFORMAT#饱和蒸汽密度计算公式二Ap+B蒸汽密度，kg/m3；p流体绝对压力，MPa;A、B系数和常数。不同压力段的密度计算式压力范围MPa密度计算公式/（kg/压力范围MPa密度计算公式/（kg/0.100.320.320.700.701.00=5.2353p+0.08161=5.0221p+0.15171=4.9283p+0.21731.002.002.002.60=4.9008p+0.24655=49262p+0.19922•过热蒸汽密度计算韬+f(tp+f(小3123P压力，Pa;蒸汽密度kg/maR气体常数，R=461J/(kgK)T温度,KF(T)=(b+b+・・・b5)X10-91015F(T)=(c+c+…c8)X10-162018F(T)=(d+d+■"d8)X10-233018b=5.01140c=29.133164d=+34.551360000b=1+19.6657c=+129.657091d=+230.696221b=220.9137c=181.855762d=657.218852b=3+2.32488c=+0.7040263d=3+1036.1870b=+2.67376c=+247.96718d=997.45125444b=1.62302c二264.05235d=+555.88940555c=+117.607246d=6182.09871c=21.2766717d=7+30.554171c=+0.52480238d=81.99178134=103/T1、过热蒸汽密度IN:REAL;（*#偿前流量,t/h*）TE:REAL;（*n质温度，摄氏度*）PT:REAL;(*n质压力,Mpa*)MD:REAL;(*过热蒸汽密度*)K:REAL;(*系数*)OV:REAL;(*#偿后流量,t/h*)MD:=1/((0.00471*TE+1.286)/(10.194*PT+1)-0.0097+0.0000132*TE);(*过热蒸汽密度计算公式*)OV:=K*SQRT(ABS(IN)*MD);2、给水密度高压给水密度公式(适用范围14.5~16.5MPa,100~300度)：MD=-0.0023*T2-0.1974*T+1006.4其中MD为密度Kg/m3,T为摄氏度低压给水密度公式(适用范围6MPa,50~150度)：MD:=(1064.6448-0.96875*T)其中MD为密度Kg/m3,T为摄氏度IN:REAL;(*#偿前流量,t/h，已开方*)OV:REAL;(*#偿后流量,t/h*)OV:=K*IN*SQRT(ABS(MD));3、饱和水蒸气密度计算式（如果减温减压器后的蒸汽是饱和水蒸气,适用此算法）压力范围/密度计算式，压力范围/密度计算式，MPap/(kg/m3)MPap/(kg/m3)0.10〜0.32p=5.2353P+0.081611.00〜2.00p=4.9008P+0.246540.32〜0.70p=5.0221P+0.151722.00〜2.60p=4.9262P+0.199250.70〜1.00p=4.9283P0.21731o备注：以上压力P均为绝对压力（表压+大气压）饱和蒸汽密度表2010-10-2808:39:43|分类：杂项|标签：密度压力蒸汽温度|字号大中小订阅最近好多人在邮箱里给我留言，说要蒸汽的密度焓值表在这里我把手里有的几个表都发上来，话不多说见下表（单位：密度P为kg/m3,压力P为MPa,温度t为。C）温度t0134C压力P密度p压力P密度p1000.10130.59770.10500.61801100.14330.82650.14810.85281200.19851.1220.20491.155压力P密度p压力P密度p压力P密度p0.10880.63880.11270.66010.11670.69520.15320.81980.15830.90750.16360.93590.21141.1900.21821.2250.22501.26120.27011.4970.27831.5390.28671.5830.29531.6270.30411.6720.36141.9670.37182.0190.38232.0730.39312.1290.40422.1850.47602.5480.48882.6130.50212.6790.51552.7470.52922.8160.61813.2600.63393.3390.65023.4200.66663.5020.68353.5860.79204.1230.81144.2180.83104.3160.85114.4150.87164.5151.00275.1601.02595.2741.04965.3911.07375.5091.09835.6291.25516.3971.28296.5321.31116.6711.33976.8121.36906.9551.55487.8641.58768.0251.62108.1881.65488.3541.68928.5221.90779.5931.94629.7821.98529.9742.024810.172.065010.372.319811.622.364511.842.409812.072.455912.302.502612.532.797514.002.849114.252.901014.522.954614.783.008515.053.347716.763.407017.063.467017.373.527917.683.589717.9956789压力P密度P压力P密度P压力P密度P压力P密度P压力P密度P0.12080.71050.12500.72770.12940.75150.13390.77580.13850.80080.16910.96500.17460.99480.18041.0250.18631.0570.19831.0890.23211.2980.23931.3360.24671.3750.25431.4150.26211.4550.31301.7190.32221.7660.33171.8150.34141.8640.35131.9150.41552.2420.42712.3010.43892.3610.45102.4220.46332.4840.54332.8860.55772.9580.57233.0320.58723.1060.60253.1820.70083.6710.71833.7580.73623.8470.75443.9370.77304.0290.89244.6180.91374.7230.93534.8290.95734.9370.97975.0481.12335.7521.14875.8771.17466.0031.20106.3121.22786.2641.39877.1001.42897.2481.45967.3981.49097.5511.52257.7061.72428.6941.75978.8681.79599.0451.83269.2251.86999.4082.105910.572.147410.772.189610.982.232311.192.275711.412.550012.762.598113.002.646913.242.696313.492.746613.743.063115.333.118515.613.174615.893.231616.183.289216.473.652218.313.715518.643.779718.973.844819.303.910719.130140150160170180190200210220230240温度°C100110120130140150160170180190200210220230240