年产35万吨乙二醇项目物料衡算计算书

XX石化年产35万吨乙二醇项目XX石化年产35万吨乙二醇项目附录一：物料衡算计算书完成时间：2015年7月ⅠⅠ目录TOC\o"1-4"\h\u13069物料平衡计算 物料平衡计算1.1物料衡算的意义在化学工程中，设计或改造工艺流程和设备，了解和控制生产操作过程，核算生产过程的经济效益，确定原材料消耗定额，确定生产过程的损耗量，对现有的工艺过程进行分析，选择最有效的工艺路线，对设备进行最佳设计以及确定最佳操作条件等都要进行物料衡算。而且，化学工程的开发与放大都以物料衡算为基础的。物料衡算是质量守恒定律的一种表现形式。凡引入某一设备的物料成分、质量或体积比等于操作后所得产物的成分、质量或体积加上物料损失。1.2物料衡算遵循的原则（1）对一般的体系而言，物料分布均可表示为：∑(物料的累积率)=∑(物料进入率)-∑(物料流出率)+∑(反应生成率)-∑(反应消耗率)（2）当系统没有化学反应时，则可简化为：∑(物料的累积率)=∑(物料进入率)-∑(物料流出率)（3）在稳定状态下有：∑(物料进入率)=∑(物料流出率)1.3物料衡算1.3.1环氧乙烷合成工段物料衡算环氧乙烷合成工段物料衡算分为乙烯氧化单元物料衡算和环氧乙烷分离单元物料衡算。1.3.1.1乙烯氧化单元物料衡算下图是由AspenPlus软件模拟得出的乙烯氧化单元物料流股衡算图。图1.1乙烯氧化单元物料流股衡算图表1.1乙烯氧化单元物料衡算表C2H4C2H4-FCH4CH4-FE101-INH101-INM101-OUTO2-FR101-INR101-OUTRET201-IN温度℃2514.42522.961.985.862.5252102306451压力(bar)302126212119.821272119.82119.8气相分率111111111110.992质量流量(kg/hr)24154.524154.5558.3558.3790623.9790623.9768426.622197.3790623.9790623.9743713.8790623.9体积流量(cum/hr)574.0835.433.241.145768.152008.444935.2627.468103.574689.744063.745673.4焓(Gcal/hr)10.4610.46-0.62-0.62-219.09-262.18-219.06-0.04-162.44-205.53-228.90-276.24密度kg/cum42.128.916.813.617.315.217.135.411.610.616.917.3质量流量(kg/hr)二氧化碳0.000.000.000.0012487.8521539.4012487.850.0012487.8521539.4012487.8521539.40氮气0.000.000.000.001189.841189.841187.402.441189.841189.841187.401189.84水0.000.000.000.002632.166337.392632.160.002632.166337.392632.166337.39乙二醇0.000.000.000.004.384.384.380.004.384.384.384.38二甘醇0.000.000.000.000.030.030.030.000.030.030.030.03三甘醇0.000.000.000.000.000.000.000.000.000.000.000.00甲烷0.000.00555.08555.08298990.04298990.04298990.040.00298990.04298990.04298434.96298990.04乙烯24141.5424141.540.000.00320547.19296506.15320547.190.00320547.19296506.15296405.65296506.15氧气0.000.000.000.0082275.2560337.8260215.2822059.9782275.2560337.8260215.2860337.82氩气0.000.000.000.0064715.3664715.3664580.50134.8664715.3664715.3664580.5064715.36氢气0.000.003.193.191542.371542.371542.370.001542.371542.371539.181542.37乙烷12.9512.950.000.006211.116211.116211.110.006211.116211.116198.166211.11环氧乙烷0.000.000.000.0028.3033250.0028.300.0028.3033250.0028.3033250.00质量分率二氧化碳0.0000.0000.0000.0000.0160.0270.0160.0000.0160.0270.0170.027氮气0.0000.0000.0000.0000.0020.0020.0020.0000.0020.0020.0020.002水0.0000.0000.0000.0000.0030.0080.0030.0000.0030.0080.0040.008乙二醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000二甘醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000三甘醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000甲烷0.0000.0000.9940.9940.3780.3780.3890.0000.3780.3780.4010.378乙烯0.9990.9990.0000.0000.4050.3750.4170.0000.4050.3750.3990.375氧气0.0000.0000.0000.0000.1040.0760.0780.9940.1040.0760.0810.076氩气0.0000.0000.0000.0000.0820.0820.0840.0060.0820.0820.0870.082氢气0.0000.0000.0060.0060.0020.0020.0020.0000.0020.0020.0020.002乙烷0.0010.0010.0000.0000.0080.0080.0080.0000.0080.0080.0080.008环氧乙烷0.0000.0000.0000.0000.0000.0420.0000.0000.0000.0420.0000.042由上表可以看出，乙烯氧化单元进、出物料的总体质量保持平衡。1.3.1.2环氧乙烷分离单元物料衡算下图是由AspenPlus软件模拟得出的环氧乙烷分离单元物料流股衡算图。图1.2环氧乙烷分离单元物料流股衡算图

表1.2环氧乙烷分离单元物料衡算表一F201-1F201-2H2O-MAH201-INH201-OUTH202-INH202-OUTM201-OUTRE-DT201-ABT201-INT201-L温度℃103.40103.4025.0053.2020.0077.8037.1036.70156.5036.9051.0051.40压力(bar)1.021.021.0014.1414.141.021.021.0018.2414.0019.8014.22气相分率0.0000.0000.0000.0000.0000.0000.0000.0001.0000.0000.9970.000质量流量(kg/hr)324586.13426.68940.167081.967081.9324586.1324586.1333526.3306.8333526.3790622.1369519.8体积流量(cum/hr)342.83.69.067.465.2333.1319.4328.422.3328.545870.5373.4焓(Gcal/hr)-1003.52-10.59-33.88-207.58-209.52-1011.30-1023.10-1056.98-0.10-1056.85-275.25-1075.68密度kg/cum946.9946.9994.0995.31028.9974.41016.11015.513.71015.317.2989.6质量流量(kg/hr)二氧化碳0.00.00.010.410.40.00.00.056.90.021539.457.2氮气0.00.00.00.00.00.00.00.00.10.01189.80.1水226261.62388.58940.146360.446360.4226261.6226261.6235201.86.8235201.86337.4237723.4乙二醇84051.5887.30.016352.216352.284051.584051.584051.50.084051.54.484046.9二甘醇14271.2150.70.02775.92775.914271.214271.214271.20.014271.20.014270.9三甘醇0.00.00.00.00.00.00.00.00.00.00.00.0甲烷0.00.00.09.29.20.00.00.049.40.0298990.049.4乙烯0.00.00.033.533.50.00.00.0178.50.0296506.1178.6氧气0.00.00.01.11.10.00.00.06.20.060338.96.2氩气0.00.00.01.31.30.00.00.07.20.064712.97.2氢气0.00.00.00.00.00.00.00.00.10.01542.30.1乙烷0.00.00.00.10.10.00.00.00.70.06210.90.7环氧乙烷1.80.00.01537.61537.61.81.81.80.81.833250.033179.0质量分率二氧化碳0.0000.0000.0000.0000.0000.0000.0000.0000.1860.0000.0270.000氮气0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0020.000水0.6970.6971.0000.6910.6910.6970.6970.7050.0220.7050.0080.643乙二醇0.2590.2590.0000.2440.2440.2590.2590.2520.0000.2520.0000.227二甘醇0.0440.0440.0000.0410.0410.0440.0440.0430.0000.0430.0000.039三甘醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000甲烷0.0000.0000.0000.0000.0000.0000.0000.0000.1610.0000.3780.000乙烯0.0000.0000.0000.0000.0000.0000.0000.0000.5820.0000.3750.000氧气0.0000.0000.0000.0000.0000.0000.0000.0000.0200.0000.0760.000氩气0.0000.0000.0000.0000.0000.0000.0000.0000.0230.0000.0820.000氢气0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0020.000乙烷0.0000.0000.0000.0000.0000.0000.0000.0000.0020.0000.0080.000环氧乙烷0.0000.0000.0000.0230.0230.0000.0000.0000.0030.0000.0420.090

表1.3环氧乙烷分离单元物料衡算表二T201-VT202-INT202-LT202-STET202-VT203-H2OT203-INT203-LT203-VV201-OUT温度℃42.5075.00103.40120.7088.6025.0062.0069.7025.7051.00压力(bar)14.001.011.022.031.011.011.011.011.011.01气相分率1.0000.0000.0001.0001.0000.0000.4220.0001.0000.000质量流量(kg/hr)754627.9369519.8328016.19007.650511.494490.150511.4144694.7306.8369519.8体积流量(cum/hr)62522.6394.0346.48079.251458.395.120162.6155.9284.4373.3焓(Gcal/hr)-258.37-1067.99-1014.12-28.49-65.34-358.04-75.27-433.19-0.12-1075.77密度kg/cum12.1937.8946.91.11.0994.02.5928.31.1990.0质量流量(kg/hr)二氧化碳21482.257.20.00.057.20.057.20.356.957.2氮气1189.70.10.00.00.10.00.10.00.10.1水3816.0237723.4228648.99007.617768.594490.117768.5112251.86.8237723.4乙二醇8.284046.984942.30.095.10.095.195.10.084046.9二甘醇0.114270.914422.90.01.40.01.41.40.014270.9三甘醇0.00.00.00.00.00.00.00.00.00.0甲烷298940.749.40.00.049.40.049.40.049.449.4乙烯296327.5178.60.00.0178.60.0178.60.1178.5178.6氧气60332.76.20.00.06.20.06.20.06.26.2氩气64705.77.20.00.07.20.07.20.07.27.2氢气1542.20.10.00.00.10.00.10.00.10.1乙烷6210.10.70.00.00.70.00.70.00.70.7环氧乙烷72.833179.01.90.032346.80.032346.832345.90.833179.0质量分率二氧化碳0.0280.0000.0000.0000.0010.0000.0010.0000.1860.000氮气0.0020.0000.0000.0000.0000.0000.0000.0000.0000.000水0.0050.6430.6971.0000.3521.0000.3520.7760.0220.643乙二醇0.0000.2270.2590.0000.0020.0000.0020.0010.0000.227二甘醇0.0000.0390.0440.0000.0000.0000.0000.0000.0000.039三甘醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.000甲烷0.3960.0000.0000.0000.0010.0000.0010.0000.1610.000乙烯0.3930.0000.0000.0000.0040.0000.0040.0000.5820.000氧气0.0800.0000.0000.0000.0000.0000.0000.0000.0200.000氩气0.0860.0000.0000.0000.0000.0000.0000.0000.0230.000氢气0.0020.0000.0000.0000.0000.0000.0000.0000.0000.000乙烷0.0080.0000.0000.0000.0000.0000.0000.0000.0020.000环氧乙烷0.0000.0900.0000.0000.6400.0000.6400.2240.0030.090从表可以看出，环氧乙烷分离单元进、出物料的总体质量保持平衡。1.3.2循环气处理工段物料衡算循环气处理工段物料衡算分为乙烯回收单元物料衡算和热碱脱碳单元物料衡算1.3.2.1乙烯回收单元物料衡算下图是由AspenPlus软件模拟得出的乙烯回收单元物料流股衡算图。图1.3乙烯回收单元物料流股衡算图表1.4乙烯回收单元物料衡算表C301-OUTC401-INH401-OUTM401-OUTRERE-1RE-2RE-3RE-ARE-BRE-CS401-OUTT201-V温度℃66.816.12037.663.438.9163.480.941.641.641.616.141.6压力(bar)18.2380.13388212121211414140.13314气相分率1.01.01.01.01.01.01.01.01.01.01.01.01.0质量流量(kg/hr)322894.7626.71508.91508.9743713.7313063.6626.7430023.3430023.3322894.71508.9882.1754426.9体积流量(cum/hr)22194.54219.7208.9218.443960.217099.539.626763.335579.426715.8124.88188.062420.0焓(Gcal/hr)-107.20.1-0.5-0.5-229.1-88.90.1-140.3-147.3-110.6-0.5-0.6-258.5密度kg/cum14.50.17.26.916.918.315.816.112.112.112.10.112.1质量流量(kg/hr)二氧化碳9193.635.743.043.012487.9208.435.712243.812243.89193.643.07.321480.3氮气509.20.02.42.41187.4509.30.0678.1678.1509.22.42.41189.7水1562.70.07.37.32632.2551.00.02081.12081.11562.77.37.33651.1乙二醇3.30.00.00.04.40.00.04.44.43.30.00.07.7二甘醇0.00.00.00.00.00.00.00.00.00.00.00.00.1三甘醇0.00.00.00.00.00.00.00.00.00.00.00.00.0甲烷127946.457.4597.9597.9298434.9127981.557.4170395.9170395.9127946.4597.9540.4298940.1乙烯126827.8533.6592.7592.7296405.6126965.9533.6168906.1168906.1126827.8592.759.1296326.5氧气25822.40.0120.7120.760215.325825.70.034389.634389.625822.4120.7120.760332.6氩气27694.00.0129.4129.464580.527698.30.036882.236882.227694.0129.4129.464705.6氢气660.10.03.13.11539.2660.10.0879.1879.1660.13.13.11542.2乙烷2657.90.012.412.46198.22658.40.03539.83539.82657.912.412.46210.1环氧乙烷17.50.00.10.128.35.00.023.323.317.50.10.140.9质量分率二氧化碳0.0280.0570.0280.0280.0170.0010.0570.0280.0280.0280.0280.0080.028氮气0.0020.0000.0020.0020.0020.0020.0000.0020.0020.0020.0020.0030.002水0.0050.0000.0050.0050.0040.0020.0000.0050.0050.0050.0050.0080.005乙二醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000二甘醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000三甘醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000甲烷0.3960.0920.3960.3960.4010.4090.0920.3960.3960.3960.3960.6130.396乙烯0.3930.8510.3930.3930.3990.4060.8510.3930.3930.3930.3930.0670.393氧气0.0800.0000.0800.0800.0810.0820.0000.0800.0800.0800.0800.1370.080氩气0.0860.0000.0860.0860.0870.0880.0000.0860.0860.0860.0860.1470.086氢气0.0020.0000.0020.0020.0020.0020.0000.0020.0020.0020.0020.0030.002乙烷0.0080.0000.0080.0080.0080.0080.0000.0080.0080.0080.0080.0140.008环氧乙烷0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0001.3.2.2热碱脱碳单元物料衡算下图是由AspenPlus软件模拟得出的热碱脱碳单元物料流股衡算图。图1.4热碱脱碳单元物料流股衡算图表1.5热碱脱碳单元物料衡算表一C301-OUTFL301-LFL301-VFL302-INFL302-LFL302-VFL303-INFL303-LFL303-VH2OH301-INH301-OUTH303-INH303-OUTM301-OUT温度℃6879.379.32525252525252525.7170197.3117.299.3压力(bar)18.21.21.22.22.22.218.218.218.21.218.218.22.22.21.1气相分率1010.115010.9590100010.6790质量流量(kg/hr)3228952315945537693286958998324084110213130631642130770307703769337693227797体积流量(cum/hr)223471855623402923111874211187311631373183017877186焓(Gcal/hr)-107-7440-128-109-19-132-42-91-62-117-112-109-115-740密度kg/cum14.41254.81.016.1994.63.917.3993.116.7997.2993.3839.71.22.11224.4质量流量(kg/hr)二氧化碳9193.66.87.99031.892.08939.8208.30.1208.20.00.00.09031.89031.80.5氮气509.20.00.00.00.00.0509.30.0509.30.00.00.00.00.00.0水1562.7151691.512.828652.428597.255.211558.911007.9551.016420.730770.130770.128652.428652.4160603.0乙二醇3.30.00.00.00.00.00.00.00.00.00.00.00.00.00.0二甘醇0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0三甘醇0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0甲烷127946.40.38.50.30.00.3127983.92.3127981.50.00.00.00.30.30.0乙烯126827.71.921.91.90.01.9126973.37.4126965.90.00.00.01.91.90.0氢氧根离子0.01.00.00.00.00.00.00.00.00.00.00.00.00.025.7水合氢离子0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0碳酸氢根离子0.030467.80.00.00.00.00.00.00.00.00.00.00.00.05529.5碳酸根离子0.012980.00.00.00.00.00.00.00.00.00.00.00.00.025199.7钾离子0.036438.40.00.00.00.00.00.00.00.00.00.00.00.036438.4碳酸钾0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0碳酸氢钾0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0氧气25822.40.11.70.10.00.125826.10.425825.70.00.00.00.10.10.0氩气27694.00.01.70.00.00.027698.80.527698.30.00.00.00.00.00.0氢气660.10.00.00.00.00.0660.10.0660.10.00.00.00.00.00.0乙烷2657.90.00.20.00.00.02658.40.12658.40.00.00.00.00.00.0环氧乙烷17.56.70.06.76.00.66.81.85.00.00.00.06.76.70.0质量分率二氧化碳0.0280.0000.1450.2400.0030.9940.0010.0000.0010.0000.0000.0000.2400.2400.000氮气0.0020.0000.0000.0000.0000.0000.0020.0000.0020.0000.0000.0000.0000.0000.000水0.0050.6550.2340.7600.9970.0060.0360.9990.0021.0001.0001.0000.7600.7600.705乙二醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000二甘醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000三甘醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000甲烷0.3960.0000.1550.0000.0000.0000.3950.0000.4090.0000.0000.0000.0000.0000.000乙烯0.3930.0000.3990.0000.0000.0000.3920.0010.4060.0000.0000.0000.0000.0000.000氢氧根离子0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000水合氢离子0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000碳酸氢根离子0.0000.1320.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.024碳酸根离子0.0000.0560.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.111钾离子0.0000.1570.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.160碳酸钾0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000碳酸氢钾0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000氧气0.0800.0000.0320.0000.0000.0000.0800.0000.0820.0000.0000.0000.0000.0000.000氩气0.0860.0000.0310.0000.0000.0000.0850.0000.0880.0000.0000.0000.0000.0000.000氢气0.0020.0000.0010.0000.0000.0000.0020.0000.0020.0000.0000.0000.0000.0000.000乙烷0.0080.0000.0030.0000.0000.0000.0080.0000.0080.0000.0000.0000.0000.0000.000环氧乙烷0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000表1.6热碱脱碳单元物料衡算表二P302-OUTRE-1RE-DT301-ABT301-VT301A-INT301A-LT301A-WT301B-INT301B-LT302-INT302-LT302-STET302-VV301-OUT温度℃99.738.9156.5109.895.968.161.92574.379.1105110.2120.3106.379.3压力(bar)18.221.018.218.218.218.218.21.018.218.21.21.12.01.11.2气相分率01101100100.0140110质量流量(kg/hr)22779731306331022779732408432320526039307703279362316492315942113761747537693231649体积流量(cum/hr)1861709923187247302237027312304518537621711567050479240焓(Gcal/hr)-740-890-738-116-107-98-117-121-744-739-677-55-110-744密度kg/cum1225.018.313.81215.413.114.4957.1994.014.21254.861.61238.81.10.7963.9质量流量(kg/hr)二氧化碳0.5208.258.80.8208.39252.44.30.09248.014.71387.50.80.09031.814.7氮气0.0509.30.10.0509.3509.30.00.0509.30.00.00.00.00.00.0水160602.5551.06.9160588.211558.91569.526011.030770.16328.7151704.4152253.5144172.117474.828652.4151704.4乙二醇0.00.00.00.00.03.33.30.00.00.00.00.00.00.00.0二甘醇0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0三甘醇0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0甲烷0.0127981.549.90.0127983.9127996.33.70.0127992.68.70.30.00.00.38.7乙烯0.0126965.9179.50.0126973.3127007.210.20.0126997.023.71.90.00.01.923.7氢氧根离子26.20.00.039.80.00.00.00.00.01.04.135.40.00.01.0水合氢离子0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0碳酸氢根离子5531.30.00.05579.40.00.00.00.00.030467.826650.35563.60.00.030467.8碳酸根离子25197.90.00.025150.40.00.00.00.00.012980.014851.925165.80.00.012980.0钾离子36438.40.00.036438.40.00.00.00.00.036438.436438.436438.40.00.036438.4碳酸钾0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0碳酸氢钾0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0氧气0.025825.76.30.025826.125828.60.70.025827.91.80.10.00.00.11.8氩气0.027698.37.30.027698.827701.30.80.027700.51.70.00.00.00.01.7氢气0.0660.10.10.0660.1660.20.00.0660.20.00.00.00.00.00.0乙烷0.02658.40.80.02658.42658.70.10.02658.60.20.00.00.00.00.2环氧乙烷0.05.00.80.06.818.34.80.013.46.76.70.00.06.76.7质量分率二氧化碳0.0000.0010.1890.0000.0010.0290.0000.0000.0280.0000.0060.0000.0000.2400.000氮气0.0000.0020.0000.0000.0020.0020.0000.0000.0020.0000.0000.0000.0000.0000.000水0.7050.0020.0220.7050.0360.0050.9991.0000.0190.6550.6570.6821.0000.7600.655乙二醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000二甘醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000三甘醇0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000甲烷0.0000.4090.1610.0000.3950.3960.0000.0000.3900.0000.0000.0000.0000.0000.000乙烯0.0000.4060.5780.0000.3920.3930.0000.0000.3870.0000.0000.0000.0000.0000.000氢氧根离子0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000水合氢离子0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000碳酸氢根离子0.0240.0000.0000.0240.0000.0000.0000.0000.0000.1320.1150.0260.0000.0000.132碳酸根离子0.1110.0000.0000.1100.0000.0000.0000.0000.0000.0560.0640.1190.0000.0000.056钾离子0.1600.0000.0000.1600.0000.0000.0000.0000.0000.1570.1570.1720.0000.0000.157碳酸钾0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000碳酸氢钾0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000氧气0.0000.0820.0200.0000.0800.0800.0000.0000.0790.0000.0000.0000.0000.0000.000氩气0.0000.0880.0240.0000.0850.0860.0000.0000.0840.0000.0000.0000.0000.0000.000氢气0.0000.0020.0000.0000.0020.0020.0000.0000.0020.0000.0000.0000.0000.0000.000乙烷0.0000.0080.0020.0000.0080.0080.0000.0000.0080.0000.0000.0000.0000.0000.000环氧乙烷0.0000.0000.0020.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000从表可以看出，进、出物料的总体质量保持平衡。1.3.3乙二醇合成工段物料衡算下图是由AspenPlus软件模拟得出的乙二醇合成工段物料流股衡算图。图1.5乙二醇合成工段物料流股衡算图表1.7乙二醇合成工段物料衡算表一F501-1H2O-INT203-LFL501-INH204-OUTH501-INM501-INR501-INR501-OUTT501-IN1T501-IN2T501-LT501-VV501-IN温度℃148.2725.3169.64162.0825.0027.4725.4180.00100.00140.04162.08170.55164.86140.00压力(bar)4.0012.001.017.001.0112.0012.0012.0012.007.307.007.307.0012.00气相分率0.000.000.000.000.000.000.000.000.000.000.000.001.000.00质量流量(kg/hr)40909920009144896382701448961649051448961649051649051649053826616490138270164905体积流量(cum/hr)437.7019.26156.0844.93148.16168.63148.22178.57169.79179.7043.87184.8010604.29179.63焓(Gcal/hr)-1232.85-75.84-433.83-139.67-439.73-515.52-439.68-507.35-519.33-512.73-139.66-511.74-120.37-512.73密度kg/cum934.651039.11928.33851.80977.99977.93977.55923.49971.20917.66872.20892.343.61918.03质量流量(kg/hr)二氧化碳0.000.000.323.690.320.320.320.320.320.323.360.003.690.32氮气0.000.000.000.000.000.000.000.000.000.000.000.000.000.00水272864.0020008.72112417.0038215.75112417.00132426.00112417.00132426.00122295.00122295.0038212.18119437.0038215.75122295.00乙二醇131848.000.0095.540.1195.5495.5495.5495.5434562.9334562.930.1143954.090.1134562.93二甘醇4353.280.001.4340.551.431.431.431.43743.81743.8140.541496.2440.55743.81三甘醇31.800.000.000.000.000.000.000.0010.6010.600.0010.600.0010.60甲烷0.000.000.010.030.010.010.010.010.010.010.020.000.030.01乙烯0.000.000.140.670.140.140.140.140.140.140.520.000.670.14氧气0.000.000.000.000.000.000.000.000.000.000.000.000.000.00氩气0.000.000.000.000.000.000.000.000.000.000.000.000.000.00氢气0.000.000.000.000.000.000.000.000.000.000.000.000.000.00乙烷0.000.000.000.000.000.000.000.000.000.000.000.000.000.00环氧乙烷1.510.0032381.729.2332381.7232381.7232381.7232381.727292.777292.779.212.679.237292.77质量分率二氧化碳0.00000.00000.00000.00010.00000.00000.00000.00000.00000.00000.00010.00000.00010.0000氮气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000水0.66701.00000.77580.99860.77580.80300.77580.80300.74160.74160.99860.72430.99860.7416乙二醇0.32230.00000.00070.00000.00070.00060.00070.00060.20960.20960.00000.26650.00000.2096二甘醇0.01060.00000.00000.00110.00000.00000.00000.00000.00450.00450.00110.00910.00110.0045三甘醇0.00010.00000.00000.00000.00000.00000.00000.00000.00010.00010.00000.00010.00000.0001甲烷0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000乙烯0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000氧气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000氩气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000氢气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000乙烷0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000环氧乙烷0.00000.00000.22350.00020.22350.19640.22350.19640.04420.04420.00020.00000.00020.0442

表1.8乙二醇合成工段物料衡算表二R1-INR1-OUTR2-INR2-OUTR3-INR3-OUTR4-INR4-OUTR5-INR5-OUTFL501-VT502-IN3V502-INP504-IN温度℃80.00100.0080.50100.0081.00100.0081.50100.0082.00100.00162.08148.92131.7725压力(bar)12.0012.0012.0012.0012.0012.0012.0012.0012.0012.007.004.007.301.01325气相分率0.000.000.000.000.000.000.000.000.000.001.000.120.000质量流量(kg/hr)164905164905164905164905164905164905164905164905164905164905440909916490120008.72体积流量(cum/hr)178.57180.37175.99177.65173.46174.97170.98172.36168.55169.791.0617785.13173.4919.25461焓(Gcal/hr)-507.35-507.35-510.41-510.41-513.43-513.43-516.40-516.40-519.33-519.33-0.01-1213.55-518.33-75.852密度kg/cum923.49914.25937.01928.28950.66942.46964.45956.77978.37971.203.8623.00950.471039.165质量流量(kg/hr)二氧化碳0.320.320.320.320.320.320.320.320.320.320.320.000.000.0000氮气0.000.000.000.000.000.000.000.000.000.000.000.000.000.0000水132426.00130335.00130335.00128275.00128275.00126248.00126248.00124254.00124254.00122295.003.57272864.00119437.0020008.72乙二醇95.547281.217281.2114323.7914323.7921220.2421220.2427967.8027967.8034562.930.00131848.0043954.090.0000二甘醇1.4332.8232.82124.63124.63274.97274.97482.03482.03743.810.004353.281496.240.0000三甘醇0.000.100.100.720.722.372.375.515.5110.600.0031.8010.600.0000甲烷0.010.010.010.010.010.010.010.010.010.010.010.000.000.0000乙烯0.140.140.140.140.140.140.140.140.140.140.140.000.000.0000氧气0.000.000.000.000.000.000.000.000.000.000.000.000.000.0000氩气0.000.000.000.000.000.000.000.000.000.000.000.000.000.0000氢气0.000.000.000.000.000.000.000.000.000.000.000.000.000.0000乙烷0.000.000.000.000.000.000.000.000.000.000.000.000.000.0000环氧乙烷32381.7227255.5427255.5422180.2822180.2817159.2617159.2612195.4912195.497292.770.011.512.670.0000质量分率二氧化碳0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.07930.00000.00000.0000氮气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000水0.80300.79040.79040.77790.77790.76560.76560.75350.75350.74160.87720.66700.72431.0000乙二醇0.00060.04420.04420.08690.08690.12870.12870.16960.16960.20960.00000.32230.26650.0000二甘醇0.00000.00020.00020.00080.00080.00170.00170.00290.00290.00450.00080.01060.00910.0000三甘醇0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00010.00000.00010.00010.0000甲烷0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00340.00000.00000.0000乙烯0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.03530.00000.00000.0000氧气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00040.00000.00000.0000氩气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00040.00000.00000.0000氢气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000乙烷0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000环氧乙烷0.19640.16530.16530.13450.13450.10410.10410.07400.07400.04420.00320.00000.00000.0000从表可以看出，进、出物料的总体质量保持平衡。1.3.4乙二醇提纯工段物料衡算乙二醇提纯工段物料衡算分为三效蒸发单元物料衡算和乙二醇精制单元物料衡算1.3.4.1三效蒸发单元物料衡算下图是由AspenPlus软件模拟得出的三效蒸发单元物料流股衡算图。图1.6三效蒸发单元物料流股衡算图

表1.9三效蒸发单元物料衡算表一F201-2T501-VV502-INF501-1F501-2F502-1F502-2F504-1F504-INF507-INFL502-INFL502-L温度℃103.37164.86131.77148.27148.27106.92106.9299.9199.91143.52143.5299.93压力(bar)1.027.007.304.004.001.021.021.011.014.004.001.01气相分率0.001.000.000.000.000.000.000.000.000.000.000.00质量流量(kg/hr)342338270164901409099136366291618972064148143283321432853526215体积流量(cum/hr)3.6210604.29173.49437.70145.90287.8595.9543.3845.2635.7531.7427.41焓(Gcal/hr)-10.59-120.37-518.33-1232.85-410.95-813.31-271.10-154.12-160.82-117.91-104.67-97.31密度kg/cum946.803.61950.47934.65934.651013.081013.08956.28956.28899.04899.04956.26质量流量(kg/hr)二氧化碳0.003.690.000.000.000.000.000.000.000.000.000.00氮气0.000.000.000.000.000.000.000.000.000.000.000.00水2389.7738215.75119437.00272864.0090954.81155423.0051807.7941464.4343265.7932084.6328482.8426165.03乙二醇883.570.1143954.09131848.0043949.25131837.0043945.515.045.255.454.844.84二甘醇149.8140.551496.244353.281451.094326.421442.149.409.8150.8545.1444.74三甘醇0.000.0010.6031.8010.6031.8010.600.000.000.000.000.00甲烷0.000.030.000.000.000.000.000.000.000.000.000.00乙烯0.000.670.000.000.000.000.000.000.000.000.000.00氧气0.000.000.000.000.000.000.000.000.000.000.000.00氩气0.000.000.000.000.000.000.000.000.000.000.000.00氢气0.000.000.000.000.000.000.000.000.000.000.000.00乙烷0.000.000.000.000.000.000.000.000.000.000.000.00环氧乙烷0.029.232.671.510.500.020.012.212.302.442.160.45质量分率二氧化碳0.00000.00010.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000氮气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000水0.69810.99860.72430.66700.66700.53300.53300.99960.99960.99820.99820.9981乙二醇0.25810.00000.26650.32230.32230.45210.45210.00010.00010.00020.00020.0002二甘醇0.04380.00110.00910.01060.01060.01480.01480.00020.00020.00160.00160.0017三甘醇0.00000.00000.00010.00010.00010.00010.00010.00000.00000.00000.00000.0000甲烷0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000乙烯0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000氧气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000氩气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000氢气0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000乙烷0.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.00000.0000环氧乙烷0.00000.00020.00000.00000.00000.00000.00000.00010.00010.00010.00010.0000

表1.10三效蒸发单元物料衡算表二FL502-VM504-OUTT502-IN1T502-IN2T502-IN3T502-LT502-VT503-IN1T503-IN2T503-IN3T503-LT503-V温度℃99.93100.02131.79143.52148.92148.27143.59104.4699.91108.33106.92100.03压力(bar)1.011.015.004.004.004.004.001.011.011.021.021.01气相分率1.001.000.000.000.120.001.000.110.000.150.001.00质量流量(kg/hr)232043283164901360840909954546532143136366180229161838882440963体积流量(cum/hr)3906.1772916.50173.534.0117785.13583.6015038.2818920.151.8850482.49383.8169010.33焓(G