水与乙醇饱和蒸汽表

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)-31.50.13-12.00.67-2.31.338.02.6719.05.33205.67126.08.0034.913.334017.39548.426.666046.0163.553.3378.3101.32580108.3290158.27100225.75110314.82120429.92130576.03140758.521

2、50982.851601255.401701581.701801969.851902425.702002958.722103577.492204294.152305109.822406071.39243.16394.62（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243，临界压力为6.395MPa,沸点（一标准大气压下）：78.3 。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。一：采用多项式拟合关系，如下：（Y为压力：kPa, X为温度）Y = A*EXP(B*X) -如下图示，R20.9963，准确度较高。但经验证，在135以上时，按

3、拟合较佳。135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)二：采用多项式拟合：采用多项式拟合关系，如下：（Y为压力：kPa, X为温度）Equation: y = A0 + A1*x + A2*x2 + A3*x3 + A4*x4 + A5*x5R2=1A03.27574 A10.09631 A20.0001 A30.00009A41.0308E-6 A51.663E-9R21，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：二，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/绝对压强p/kPa水蒸汽

4、的密度/kg·m-3焓 H/kJ·kg-1汽化热 r/kJ·kg-1液体水蒸汽00.60820.0048402491.12491.150.87300.0068020.942500.82479.86101.22620.0094041.872510.42468.53151.70680.0128362.802520.52457.7202.33460.0171983.742530.12446.3253.16840.02304104.672539.72435.0304.24740.03036125.602549.32423.7355.62070.03960146.54255

5、9.02412.1407.37660.05114167.472568.62401.1459.58370.06543188.412577.82389.45012.3400.0830209.342587.42378.15515.7430.1043230.272596.72366.46019.9230.1301251.212606.32355.16525.0140.1611272.142615.52343.17031.1640.1979293.082624.32331.27538.5510.2416314.012633.52319.58047.3790.2929334.942642.32307.88

6、557.8750.3531355.882651.12295.29070.1360.4229376.812659.92283.19584.5560.5039397.752668.72270.5100101.330.5970418.682677.02258.4105120.850.7036440.032685.02245.4110143.310.8254460.972693.42232.0115169.110.9635482.322701.32219.0120198.641.1199503.672708.92205.2125232.191.296525.022716.42191.8130270.2

7、51.494546.382723.92177.6135313.111.715567.732731.02163.3140361.471.962589.082737.72148.7145415.722.238610.852744.42134.0150476.242.543632.212750.72118.5160618.283.252675.752762.92037.1170792.594.113719.292773.32054.01801003.55.145763.252782.52019.31901255.66.378807.642790.11982.42001554.777.840852.0

8、12795.51943.52101917.729.567897.232799.31902.52202320.8811.60942.452801.01858.52302798.5913.98988.502800.11811.62403347.9116.761034.562796.81761.82503977.6720.011081.452790.11708.62604693.7523.821128.762780.91651.72705503.9928.271176.912768.31591.42806417.2433.471225.482752.01526.52907443.2939.60127

9、4.462732.31457.43008592.9446.931325.542708.01382.5310 9877.9655.591378.712680.01301.332011300.365.951436.072648.21212.133012879.678.531446.782610.51116.234014615.893.981562.932568.61005.735016 538.5113.21636.202516.7880.536018667.1139.61729.152442.6713.037021040.9171.01888.252301.9411.137422 070.932

10、2.62098.02098.002. 按压强排列绝对压强 p/kPa温度 t/水蒸汽的密度/kg·m-3焓 H/kJ·kg-1汽化热r/kJ·kg-1液体水蒸气1.06.30.0077326.482503.12476.81.512.50.0113352.262515.32463.02.017.00.0148671.212524.22452.92.520.90.0183687.452531.82444.33.023.50.0217998.382536.82438.13.526.10.02523109.302541.82432.54.028.70.02867120.2

11、32546.82426.64.530.80.03205129.002550.92421.95.032.40.03537135.692554.02416.36.035.60.04200149.062560.12411.07.038.80.04864162.442566.32403.88.041.30.05514172.732571.02398.29.043.30.06156181.162574.82393.610.045.30.06798189.592578.52388.915.053.50.09956224.032594.02370.020.060.10.13068251.512606.423

12、54.930.066.50.19093288.772622.42333.740.075.00.24975315.932634.12312.250.081.20.30799339.802644.32304.560.085.60.36514358.212652.12393.970.089.90.42229376.612659.82283.280.093.20.47807390.082665.32275.390.096.40.53384403.492670.82267.4100.099.60.58961416.902676.32259.5120.0104.50.69868437.512684.322

13、46.8140.0109.20.80758457.672692.12234.4160.0113.00.82981473.882698.12224.2180.0116.61.0209489.322703.72214.3200.0120.21.1273493.712709.22204.6250.0127.21.3904534.392719.72185.4300.0133.31.6501560.382728.52168.1350.0138.81.9074583.762736.12152.3400.0143.42.1618603.612742.12138.5450.0147.72.4152622.42

14、2747.82125.4500.0151.72.6673639.592752.82113.2600.0158.73.1686676.222761.42091.1700.0164.03.6657696.272767.82071.5800.0170.44.1614720.962773.72052.7900.0175.14.6525741.822778.12036.21×103179.95.1432762.682782.52019.71.1×103180.25.6333780.342785.52005.11.2×103187.86.1241797.922788.5199

15、0.61.3×103191.56.6141814.252790.91976.71.4×103194.87.1034829.062792.41963.71.5×103198.27.5935843.862794.41950.71.6×103201.38.0814857.772796.01938.21.7×103204.18.5674870.582797.11926.11.8×103206.99.0533883.392798.11914.81.9×103209.89.5392896.212799.21903.02×103

16、212.210.0338907.322799.71892.43×103233.715.00751005.42798.91793.54×103250.320.09691082.92789.81706.85×103263.825.36631146.92776.21629.26×103275.430.84941203.22759.51556.37×103285.736.57441253.22740.81487.68×103294.842.57681299.22720.51403.79×103303.248.89451343.52699.11356.610×103310.955.54071384.02