水与乙醇饱和蒸汽表

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1、水、酒精的饱和蒸汽压水、酒精的饱和蒸汽压1一，乙醇1一：2二：采用多项式拟合：3二，水41、按温度排列：42. 按压强排列6采用多项式拟合关系，9一，乙醇温度与压力关系如下：（参考资料：化工手册，溶剂手册，物理化学（天津大学四版）温度饱和蒸气压（kPa）-31.50.13-12.00.67-2.31.338.02.6719.05.33205.67126.08.0034.913.334017.39548.426.666046.0163.553.3378.3101.32580108.3290158.27100225.75110314.82120429.92130576.03140758.52150

2、982.851601255.401701581.701801969.851902425.702002958.722103577.492204294.152305109.822406071.39243.16394.62（此为手册的准确值。但是，列出的以外的值缺乏，可以由下面的拟合来补充）乙醇的临界温度为243C，临界压力为6.395MPa,沸点（一标准大气压下）：78.3 C。上述 数据，有些整点值没有数据，故可以采用拟合的方式予以补充。采用多项式拟合关系，如下：（Y为压力：kPa, X为温度C）Y = A* EXP（B *X）如下图示，R2 = 0.9963，准确度较高。但经验证，在135C以

3、上时，按拟合较佳。 135C以下时，有超过10%的误差。在下表格中输入温度，可以直接计算任一值：（输入温度值，回车即可）7000600050000 99634a20001000-1000505Q采用多项式拟合在此输入温度自动生成蒸汽压值；01945.0593064.5&5770.0003951.999130.0199113031.64002JOOOg 3000ChiA2TKF RA2 -(Data Data1A_rModel: Ej(pi2PM&d1 Equation, y = afe?tp(b*Kj Weighting:y No weighting采用多项式拟合关系，如下： Equation

4、: y 二 AO + A1*x + R2=1A0 = 3.27574 A1 = 0.09631A4=1.0308E-6R2 = 1,准确度更高。在整个区间，拟合结果都较佳 在下表格中输入温度，可以直接计算任一值：A2 = 0.0001 A3 = 0.00009A5 = 1.663E9(Y为压力：kPa, X为温度。C) A2*x“2 + A3*x“3 + A4*x4 + A5*x“5700Dn6000500040003000200D-Chr*2rDaF=13.83599RA2=1AO3.275741.71065A1009&31 0 05388A2D.0D01 二 0 00192A30.0000

5、9 0.00003M1.030SE-S1.0627E-7A61.063E-&3.1H3E-1iOCJaLa Jalaifl_EModel. PotyS-卜quMion y = AD 4-A1Tx + A2沁 +3 +4 +55WeiTting1、 Nd wighbng，水饱和水蒸汽表标准：水与对应温度下压力1、按温度排列:温度 t/C绝对压强 p/kPa水蒸汽的密度 P /kg m-3焓 H/kJ kg-1汽化热r/kJ kg-1液体水蒸汽00.60820.0048402491.12491.150.87300.0068020.942500.82479.86101.22620.0094041.8

6、72510.42468.53151.70680.0128362.802520.52457.7202.33460.0171983.742530.12446.3253.16840.02304104.672539.72435.0304.24740.03036125.602549.32423.7355.62070.03960146.542559.02412.1407.37660.05114167.472568.62401.1459.58370.06543188.412577.82389.45012.3400.0830209.342587.42378.15515.7430.1043230.272596.

7、72366.46019.9230.1301251.212606.32355.16525.0140.1611272.142615.52343.17031.1640.1979293.082624.32331.27538.5510.2416314.012633.52319.58047.3790.2929334.942642.32307.88557.8750.3531355.882651.12295.29070.1360.4229376.812659.92283.19584.5560.5039397.752668.72270.5100101.330.5970418.682677.02258.41051

8、20.850.7036440.032685.02245.4110143.310.8254460.972693.42232.0115169.110.9635482.322701.32219.0120198.641.1199503.672708.92205.2125232.191.296525.022716.42191.8130270.251.494546.382723.92177.6135313.111.715567.732731.02163.3140361.471.962589.082737.72148.7145415.722.238610.852744.42134.0150476.242.5

9、43632212750.72118.5160618.283.252675.752762.92037.1170792.594.113719.292773.32054.01901255.66.378807.642790.11982.42001554.777.840852.012795.51943.52101917.729.567897.232799.31902.52202320.8811.60942.452801.01858.52302798.5913.98988.502800.11811.62403347.9116.761034.562796.81761.825039776720 011081.

10、452790.11708.62604693.7523.821128.762780.91651.72705503.9928.271176.912768.31591.42806417.2433.471225.482752.01526.52907443.2939.601274.462732.31457.43008592.9446.931325.54270801382.53109877.9655.591378.712680.01301.332011300.365.951436.072648.21212.133012879.678.531446.782610.51116.234014615.893.98

11、1562.932568.61005.735016 538.5113.21636.202516.7880.536018667.1139.61729.152442.6713.037021040.9171.01888.252301.9411.137422 070.9322.62098.02098.002.按压强排列绝对压强 p/kPa温度 /C水蒸汽的密度 P /kg m-3焓 H/kJ kg-1汽化热 r/kJ kg-1液体水蒸气1.06.30.0077326.482503.12476.81.512.50.0113352.262515.32463.02.017.00.0148671.212524.

12、22452.92.520.90.0183687.452531.82444.33.023.50.0217998.382536.82438.13.526.10.02523109.302541.82432.54.028.70.02867120.232546.82426.64.530.80.03205129.002550.92421.95.032.40.03537135.692554.02416.36.035.60.04200149.062560.12411.07.038.80.04864162.442566.32403.88.041.30.05514172.732571.02398.29.043.3

13、0.06156181.162574.82393.610.045.30.06798189.592578.52388.915.053.50.09956224.032594.02370.020.060.10.13068251.512606.42354.930.066.50.19093288.772622.42333.740.075.00.24975315.932634.12312.250.081.20.30799339.802644.32304.560.085.60.36514358.212652.12393.970.089.90.42229376.612659.82283.280.093.20.4

14、7807390.082665.32275.390.096.40.53384403.492670.82267.4100.099.60.58961416.902676.32259.5120.0104.50.69868437.512684.32246.8140.0109.20.80758457.672692.12234.4160.0113.00.82981473.882698.12224.2180.0116.61.0209489.322703.72214.3200.0120.21.1273493.712709.22204.6250.0127.21.3904534.392719.72185.4300.

15、0133.31.6501560.382728.52168.1350.0138.81.9074583.762736.12152.3400.0143.42.1618603.612742.12138.5450.0147.72.4152622.422747.82125.4500.0151.72.6673639.592752.82113.2600.0158.73.1686676.222761.42091.1700.0164.03.6657696.272767.82071.5800.0170.44.1614720.962773.72052.7900.0175.14.6525741.822778.12036

16、.21X103179.95.1432762.682782.52019.71.1X103180.25.6333780.342785.52005.11.2X103187.86.1241797.922788.51990.61.3X103191.56.6141814.252790.91976.71.4X103194.87.1034829.062792.41963.71.5X103198.27.5935843.862794.41950.71.6X103201.38.0814857.772796.01938.225201510501.7X103204.18.5674870.582797.11926.11.

17、8X103206.99.0533883.392798.11914.81.9X103209.89.5392896.212799.21903.02X103212.210.0338907.322799.71892.43X103233.715.00751005.42798.91793.54X103250.320.09691082.92789.81706.85X103263.825.36631146.92776.21629.26X103275.430.84941203.22759.51556.37X103285.736.57441253.22740.81487.68X103294.842.5768129

18、9.22720.51403.79X103303.248.89451343.52699.11356.610X103310.955.54071384.02677.11293.112X103324.570.30751463.42631.21167.714X103336.587.30201567.92583.21043.416X103347.2107.80101615.82531.1915.418X103356.9134.48131699.82466.0766.120X103365.6176.59611817.82364.2544.9-5050100150200250300350400采用多项式拟合关

19、系,如下：（Y为压力：kPa, X为温度。C）25000-O5010000-Data Data1A_ir)Model: Pol/6Equation: y - AD + A1% + A2*02 + 心曲 + A4诃4 + 时帜 liVeighlingyNo weightingChiZiDoF- 97.5B197RA2=1AO-B.3O2A16.18168A1097&39-J.35143A2DD17120.00616A30.000120.00004A44J3&E-71.2S58E 1A51 3217E-9 1396E-KJ5000-0-50050100150200250300350400温度CC)（注：可编辑下载，若有不当之处，请指正，谢谢!）