蒸汽密度计算公式

饱和蒸汽密度计算公式r=Ap+Br 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留度计算公式r/（kg/ m ）压力范围MPa留度计算公式r/（kg/ m ）0.100.32r1=5.2353P +0.08161.002.004=4.9008P +0.24650.320.70r5.0221P +0.15172.002.60r 5= 4.9262P +0.19920.701.00r1=4.9283P +0.21732.过热蒸汽密度计算公式 =1+F(T) p +F (T)p2+F (T)p3P压力,Pa;r 蒸汽密度kg/m 3R气体常数，R=461J/(kg x K)T温度,KFi(T)=(b 0+bf+ b5f5) x 10-9F2(T)=(c 0+cf+ C8f 8) x 10-16F3(T)=(d 0+df+ d8f8) x 10-23b0= -5.01140b1= +19.6657b2= -20.9137b3= +2.32488b4= +2.67376b5= -1.62302C0= -29.133164ci=+129.65709C2=-181.85576C3=+0.704026C4=+247.96718C5=-264.05235C6=+117.60724C7=-21.276671C8=+0.5248023 f=10 3/Tdc= +34.551360d1= +230.69622d2= -657.21885d3= +1036.1870d4= -997.45125d5= +555.88940d6= -182.09871d7= +30.554171d8= -1.991781341、过热蒸汽密度IN:REAL;（* 补偿前流量，t/h*）TE:REAL;（*介质温度，摄氏度*）PT:REAL;（* 介质压力，Mpa*）MD:REAL; (*过热蒸7密度*)K:REAL;(* 系数 *)OV:REAL;(* 补偿后流量,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14.516.5MPa,100300度)：MD = -0.0023叮2 - 0.1974叮 + 1006.4其中MM密度Kg/m3, T为摄氏度低压给水密度公式(适用范围6MPa,50150度)：MD:=(1064.6448-0.96875*T)其中MM密度Kg/m3, T为摄氏度IN:REAL;(*补偿前流量,t/h ,已开方*)OV:REAL;(* 补偿后流量,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/ MPa密度计算式，p /（kg/m 3）压力范围/ MPa密度计算式，p /（kg/m 3）0.10 0.32p 1=5.2353P+0.08161.00 2.00p 4=4.9008P+0.24650.32 0.70p 2=5.0221P+0.15172.00 2.60p 5=4.9262P+0.19920.70 1.00p 3=4.9283P0.2173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2010-10-28 08:39:43| 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，说要蒸汽的密度始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t01234C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P1000.10130.59770.10500.61800.10880.63880.11270.66010.11670.69521100.14330.82650.14810.85280.15320.81980.15830.90750.16360.93591200.19851.1220.20491.1550.21141.1900.21821.2250.22501.2611300.27011.4970.27831.5390.28671.5830.29531.6270.30411.6721400.36141.9670.37182.0190.38232.0730.39312.1290.40422.1851500.47602.5480.48882.6130.50212.6790.51552.7470.52922.8161600.61813.2600.63393.3390.65023.4200.66663.5020.68353.5861700.79204.1230.81144.2180.83104.3160.85114.4150.87164.5151801.00275.1601.02595.2741.04965.3911.07375.5091.09835.6291901.25516.3971.28296.5321.31116.6711.33976.8121.36906.9552001.55487.8641.58768.0251.62108.1881.65488.3541.68928.5222101.90779.5931.94629.7821.98529.9742.024810.172.065010.372202.319811.622.364511.842.409812.072.455912.302.502612.532302.797514.002.849114.252.901014.522.954614.783.008515.052403.347716.763.407017.063.467017.373.527917.683.589717.99温度t56789C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P1000.12080.71050.12500.72770.12940.75150.13390.77580.13850.80081100.16910.96500.17460.99480.18041.0250.18631.0570.19831.0891200.23211.2980.23931.3360.24671.3750.25431.4150.26211.4551300.31301.7190.32221.7660.33171.8150.34141.8640.35131.9151400.41552.2420.42712.3010.43892.3610.45102.4220.46332.4841500.54332.8860.55772.9580.57233.0320.58723.1060.60253.1821600.70083.6710.71833.7580.73623.8470.75443.9370.77304.0291700.89244.6180.91374.7230.93534.8290.95734.9370.97975.0481801.12335.7521.14875.8771.17466.0031.20106.3121.22786.2641901.39877.1001.42897.2481.45967.3981.49097.5511.52257.7062001.72428.6941.75978.8681.79599.0451.83269.2251.86999.4082102.105910.572.147410.772.189610.982.232311.192.275711.412202.550012.762.598113.002.646913.242.696313.492.746613.742303.063115.333.118515.613.174615.893.231616.183.289216.472403.652218.313.715518.643.779718.973.844819.303.910719.（注：专业文档是经验性极强的领域，无法思考和涵盖全面，素材和资料部分 来自网络，供参考。可复制、编制，期待你的好评与关注）