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目錄TOC\o"1-5"\h\z\o"CurrentDocument"1題目:乙炔法氯乙烯合成精制過程模擬 2\o"CurrentDocument"2物性方法以及模塊選擇依據(jù) 2\o"CurrentDocument"3輸入摘要 24相關(guān)物性分析圖表 6\o"CurrentDocument"5計(jì)算結(jié)果 9\o"CurrentDocument"6靈敏度分析 10\o"CurrentDocument"7設(shè)計(jì)規(guī)定 13\o"CurrentDocument"8熱負(fù)荷 13\o"CurrentDocument"9個(gè)人總結(jié) 131題目:乙炔法氯乙烯合成精制過程模擬氯化氫、乙煥在25^,1個(gè)大氣壓下混合,經(jīng)預(yù)熱器預(yù)熱至175°C,送入反應(yīng)器反應(yīng),反應(yīng)溫度180C,壓力1atm,生成氯乙烯時(shí)HCL的轉(zhuǎn)化率為99%,副反應(yīng)生成二氯乙烷,HCL的轉(zhuǎn)化率為1%,反應(yīng)產(chǎn)物在等壓冷卻器冷卻至30C,經(jīng)壓縮機(jī)壓縮至5MPa,送入低沸塔分離出低沸物,塔板數(shù)58層,(要求塔頂乙煥回收率99.99%,氯乙烯回收率0.01%),塔頂產(chǎn)品引回混合器參與反應(yīng),塔釜產(chǎn)品經(jīng)緩沖罐減壓至3MPa后送入高沸塔以分離出二氯乙烷,塔板數(shù)48層,要求塔頂氯乙烯回收率99.99%,二氯乙烷回收率0.01%。氯化氫與乙煥混合后進(jìn)入反應(yīng)器時(shí)要求其mol比為1:1.05。起始計(jì)算按100:105kmol/h計(jì)。最終得到的氯乙烯mol純度不低于99.99%。總回收率不低于99.9%。選擇合適物性方法繪制工藝流程繪制低沸塔、高沸塔在分離條件下的t-x-y圖和x-y圖通過靈敏度分析,判斷影響條件較明顯的因素,通過設(shè)計(jì)規(guī)定以及約束變量,確定合理的進(jìn)料位置和其他相關(guān)參數(shù)確定反應(yīng)器熱負(fù)荷,精餾塔再沸器、冷凝器熱負(fù)荷整理報(bào)告:報(bào)告內(nèi)容要求,作業(yè)題目、物性方法以及模塊選擇依據(jù)、輸入摘要、相關(guān)物性分析圖表、計(jì)算結(jié)果圖表、靈敏度分析圖表,重要結(jié)論、軟件學(xué)習(xí)應(yīng)用個(gè)人總結(jié)感想。2物性方法以及模塊選擇依據(jù)物系中含有水、醇、醚選用NTRL、UNIFAC、WILSON。NRTL的準(zhǔn)確度高,常用。Mixer:把多股物流混合成一股物流,適用混合三通型、物流混合操作、增加熱流或增加功流的操作。Compr:選用等熵模型一IsentropicDSTWU:是多組分精餾的簡捷設(shè)計(jì)模塊,針對(duì)相對(duì)揮發(fā)度近似恒定的物系開發(fā),用于計(jì)算僅有一股進(jìn)料和兩股產(chǎn)品的簡單精餾塔。DSTWU模塊計(jì)算精度不高,常用于初步設(shè)計(jì),當(dāng)存在共沸物時(shí),計(jì)算結(jié)果可能會(huì)出現(xiàn)錯(cuò)誤,DSTWU模塊的計(jì)算結(jié)果可以為嚴(yán)格精餾計(jì)算提供合適的初值。RadFrac模塊可對(duì)下述過程做嚴(yán)格模擬計(jì)算:普通精餾、吸收、汽提、萃取精餾、共沸精餾、反應(yīng)精餾(包括平衡反應(yīng)精餾、速率控制反應(yīng)精餾、固定轉(zhuǎn)化率反應(yīng)精餾和電解質(zhì)反應(yīng)精餾)、三相(汽-液-液)精餾。RadFrac適用于兩相體系、三相體系、窄沸點(diǎn)和寬沸點(diǎn)物系以及液相表現(xiàn)為強(qiáng)非理想性的物系Heater模型用于模擬單股或多股物流,使其變成某一特定狀態(tài)下的單股物流;也可通過設(shè)定條件來求已知組成物流的熱力學(xué)狀態(tài)。3輸入摘要;InputSummarycreatedbyAspenPlusRel.11.1at12:29:29ThuJan12,2017;DirectoryF:\化工132谷婷婷\作業(yè) FilenameC:\Users\ADMINI~1\AppData\Local\Temp\~ap848e.tmp;TITLE'乙炔法氯乙烯合成精制過程模擬’IN-UNITSMETVOLUME-FLOW='cum/hr'ENTHALPY-FLO='MMkcal/hr'&HEAT-TRANS-C='kcal/hr-sqm-K'PRESSURE=barTEMPERATURE=C&VOLUME=cumDELTA-T=CHEAD=meterMOLE-DENSITY='kmol/cum'&MASS-DENSITY='kg/cum'MOLE-ENTHALP='kcal/mol'&MASS-ENTHALP='kcal/kg'HEAT=MMkcalMOLE-CONC='mol/l'&PDROP=barDEF-STREAMSCONVENALLACCOUNT-INFOUSER-NAME="谷婷婷"DESCRIPTION"GeneralSimulationwithMetricUnits:C,bar,kg/hr,kmol/hr,MMKcal/hr,cum/hr.PropertyMethod:NoneFlowbasisforinput:MoleStreamreportcomposition:Moleflow"DATABANKSPURE11/AQUEOUS/SOLIDS/INORGANIC/&NOASPENPCDPROP-SOURCESPURE11/AQUEOUS/SOLIDS/INORGANICCOMPONENTSHCLHCL/C2H2C2H2/C2H3CLC2H3CL/C2H4CL2C2H4CL2-2FLOWSHEETBLOCKR01IN=S04OUT=S05BLOCKH01IN=S03OUT=S04BLOCKH02IN=S05OUT=S06BLOCKC01IN=S06OUT=S07BLOCKM01IN=S01S02S08OUT=S03BLOCKT01IN=S09OUT=S10BLOCKJINGLIU1IN=S07OUT=S08S09BLOCKJINGLIU2IN=S10OUT=S11S12PROPERTIESNRTLPROPERTIESBRE-KE/NRTL-RK/PENG-ROB/UNIQUAC/WILS-2PROP-DATANRTL-1IN-UNITSMETVOLUME-FLOW='cum/hr'ENTHALPY-FLO='MMkcal/hr'&HEAT-TRANS-C='kcal/hr-sqm-K'PRESSURE=barTEMPERATURE=C&VOLUME=cumDELTA-T=CHEAD=meterMOLE-DENSITY='kmol/cum'&MASS-DENSITY='kg/cum'MOLE-ENTHALP='kcal/mol'&MASS-ENTHALP='kcal/kg'HEAT=MMkcalMOLE-CONC='mol/l'&PDROP=barPROP-LISTNRTLBPVALHCLC2H3CL.125100000013.81580000.30000000000.0&0.00.0-80.70000000-80.70000000BPVALC2H3CLHCL.3421000000-119.7519000.30000000000.0&0.00.0-80.70000000-80.70000000BPVALC2H3CLC2H4CL20.0-67.85400000.31320000000.00.0&0.010.0000000055.00000000BPVALC2H4CL2C2H3CL0.07.000600000.31320000000.00.0&0.010.0000000055.00000000PROP-DATAUNIQ-1IN-UNITSMETVOLUME-FLOW='cum/hr'ENTHALPY-FLO='MMkcal/hr'&HEAT-TRANS-C='kcal/hr-sqm-K'PRESSURE=barTEMPERATURE=C&VOLUME=cumDELTA-T=CHEAD=meterMOLE-DENSITY='kmol/cum'&MASS-DENSITY='kg/cum'MOLE-ENTHALP='kcal/mol'&MASS-ENTHALP='kcal/kg'HEAT=MMkcalMOLE-CONC='mol/l'&PDROP=barPROP-LISTUNIQBPVALHCLC2H3CL-2.380400000364.04770000.00.0&-80.70000000-80.70000000BPVALC2H3CLHCL-16.470000003237.7268000.00.0&-80.70000000-80.70000000BPVALC2H3CLC2H4CL20.031.583200000.00.010.00000000&55.00000000BPVALC2H4CL2C2H3CL0.0-8.8415000000.00.010.00000000&55.00000000PROP-DATAWILSON-2IN-UNITSMETVOLUME-FLOW='cum/hr'ENTHALPY-FLO='MMkcal/hr'&HEAT-TRANS-C='kcal/hr-sqm-K'PRESSURE=barTEMPERATURE=C&VOLUME=cumDELTA-T=CHEAD=meterMOLE-DENSITY='kmol/cum'&MASS-DENSITY='kg/cum'MOLE-ENTHALP='kcal/mol'&MASS-ENTHALP='kcal/kg'HEAT=MMkcalMOLE-CONC='mol/l'&PDROP=barPROP-LISTWILSON2BPVALHCLC2H3CL.088100000017.081500000.00.0&-80.70000000-80.70000000BPVALC2H3CLHCL-.247100000031.062900000.00.0&-80.70000000-80.70000000BPVALC2H3CLC2H4CL2.1389000000-15.656200000.00.0&10.0000000055.00000000BPVALC2H4CL2C2H3CL-.138900000077.651500000.00.0&10.0000000055.00000000STREAMS01SUBSTREAMMIXEDTEMP=25.PRES=1.<atm>MOLE-FLOW=100.MOLE-FRACHCL1.STREAMS02SUBSTREAMMIXEDTEMP=25.PRES=1.<atm>MOLE-FLOW=105.MOLE-FRACC2H21.BLOCKM01MIXERPARAMPRES=1.<atm>NPHASE=2BLOCK-OPTIONFREE-WATER=NOBLOCKT01MIXERPARAMPRES=3.<MPa>BLOCKH01HEATERPARAMTEMP=175.PRES=0.BLOCKH02HEATERPARAMTEMP=30.PRES=0.BLOCKJINGLIU1RADFRACPARAMNSTAGE=58MAXOL=200COL-CONFIGCONDENSER=TOTALFEEDSS0727PRODUCTSS081L/S0958LP-SPEC14.8<MPa>COL-SPECSD:F=0.05247DP-COL=0.<MPa>MOLE-RR=52.2832254BLOCKJINGLIU2RADFRACPARAMNSTAGE=48COL-CONFIGCONDENSER=TOTALFEEDSS1023PRODUCTSS111L/S1248LP-SPEC13.<MPa>COL-SPECSD:F=0.99487357DP-COL=0.MOLE-RR=0.11014541BLOCKR01RSTOICPARAMTEMP=180.PRES=1.<atm>STOIC1MIXEDHCL-1./C2H2-1./C2H3CL1.STOIC2MIXEDHCL-2./C2H2-1./C2H4CL21.CONV1MIXEDHCL0.99CONV2MIXEDHCL0.01BLOCKC01COMPRPARAMTYPE=ISENTROPICPRES=5.<MPa>EO-CONV-OPTICALCULATORC-1DEFINEFHCLSTREAM-VARSTREAM=S01SUBSTREAM=MIXED&VARIABLE=MOLE-FLOWDEFINEFC2H2STREAM-VARSTREAM=S02SUBSTREAM=MIXED&VARIABLE=MOLE-FLOWDEFINERC2H2STREAM-VARSTREAM=S08SUBSTREAM=MIXED&VARIABLE=MOLE-FLOWFFHCL=(FC2H2+RC2H2)/1.05READ-VARSFC2H2RC2H2WRITE-VARSFHCLCONV-OPTIONSPARAMTOL=0.1WEGSTEINMAXIT=2000;4相關(guān)物性分析圖表低沸塔相關(guān)物性分析表PRESMOLEFRACTOTALTOTALTOTALLIQUIDLIQUIDVAPORVAPORLIQUIDLIQUIDC2H3CLTEMPKVLKVLGAMMAGAMMAMOLEFRACMOLEFRACMOLEFRACMOLEFRAC
C2H2C2H3CLC2H2C2H3CLC2H2C2H3CLC2H2C2H3CLMPaC1.013250-32.46320.9999060.0431051110101.013250.025-31.73931.0244950.044688110.9988830.0011170.9750.0251.013250.05-30.99641.0501920.046361110.9976820.0023180.950.051.013250.075-30.23061.0771780.048137110.996390.003610.9250.0751.013250.1-29.44051.1055530.050024110.9949980.0050013250.125-28.62481.1354240.052034110.9934960.0065040.8750.1251.013250.15-27.7821.166910.054177110.9918740.0081270.850.151.013250.175-26.91041.2001440.056465110.9901190.0098810.8250.1751.013250.2-26.00831.2352720.058913110.9882180.0117813250.225-25.07381.2724570.061535110.9861550.0138450.7750.2251.013250.25-24.10471.3118830.064351110.9839120.0160880.750.251.013250.275-23.09881.3537530.067378110.9814710.0185290.7250.2751.013250.3-22.05371.398290.070641110.9788110.0211813250.325-20.96631.4457670.074165110.97590.02410.6750.3251.013250.35-19.83371.4964680.077979110.9727110.0272890.650.351.013250.375-18.65261.5507260.082117110.969210.030790.6250.3751.013250.4-17.41931.6089190.086617110.9653570.0346413250.425-16.12951.6714790.091526110.9611050.0388960.5750.4251.013250.45-14.77881.7389040.096894110.95640.04360.550.451.013250.475-13.36181.8117680.102782110.9511790.0488210.5250.4751.013250.5-11.87291.8907370.109263110.9453670.0546313250.525-10.30541.9765880.116419110.9388750.0611250.4750.5251.013250.55-8.652072.0702330.12435110.9315980.0684020.450.551.013250.575-6.90422.1727620.133176110.9234240.0765760.4250.5751.013250.6-5.052482.2854420.143039110.9141770.085813250.625-3.085762.4098150.154111110.9036810.0963190.3750.6251.013250.65-0.99132.5477360.166604110.8917080.1082920.350.651.013250.6751.2457132.7014670.180775110.8779770.1220230.3250.6751.013250.73.6426262.8737930.196946110.8621380.1378613250.7256.2198893.0681780.215519110.8437490.1562510.2750.7251.013250.759.0018443.2889920.237003110.8222480.1777520.250.751.013250.77512.017763.5418220.262053110.796910.203090.2250.7751.013250.815.303273.8339310.291519110.7667860.233213250.82518.902344.1749460.32653110.7306160.2693840.1750.8251.013250.8522.870264.5779290.368607110.6866890.3133110.150.851.013250.87527.278045.0610980.419855110.6326370.3673630.1250.8751.013250.932.219575.6507830.483268110.5650770.434913250.92537.827286.3858180.563328110.4789350.5210650.0750.9251.013250.9544.316467.3190810.667428110.3659530.6340470.050.951.013250.97551.953558.533880.80684110.2133470.7866530.0250.9751.01325161.1075910.164070.999997110101
低沸塔t-x-y圖低沸塔x-y圖高沸塔沸塔相關(guān)物性分析表PRESMOLEFRACTOTALTOTALTOTALLIQUIDLIQUIDVAPORVAPORLIQUIDLIQUIDC2H3CLTEMPKVLKVLGAMMAGAMMAMOLEFRACMOLEFRACMOLEFRACMOLEFRACC2H3CLC2H4CL2C2H3CLC2H4CL2C2H3CLC2H4CL2C2H3CLC2H4CL2MPaC1.013250180.64716.6566330.9999990.868257101011.013250.025173.23376.0590440.8702810.8726030.9999060.1514760.8485240.0250.9751.013250.05166.32325.5363050.7612470.877080.9996170.2768170.7231830.050.951.013250.075159.8885.0785550.6693050.8816710.9991270.3808960.6191040.0750.9251.013250.1153.88734.6777990.5913540.8863560.9984280.4677830.532213250.125148.26854.3267850.5247480.8911080.9975170.5408450.4591550.1250.8751.013250.15142.99644.0174320.4675260.8959080.9963860.6025990.3974010.150.851.013250.175138.04073.7432640.4181290.9007380.9950340.6550380.3449620.1750.8251.013250.2133.37533.4990580.3752960.9055780.9934570.6997560.3002413250.225128.97693.2805430.3380.9104140.9916520.738040.261960.2250.7751.013250.25124.82483.0841970.3053990.915230.9896180.770940.2290610.250.751.013250.275120.89362.906750.276750.9200090.9873540.7993560.2006440.2750.7251.013250.3117.17892.7463550.2515620.924740.984860.8239060.1760913250.325113.662.600660.2293120.9294080.9821350.8452140.1547860.3250.6751.013250.35110.32322.4678980.2095940.9340010.9791810.8637640.1362360.350.651.013250.375107.15592.3465580.1920670.9385080.9759990.8799580.1200420.3750.6251.013250.4104.14662.2353430.1764390.9429160.9725910.8941360.1058613250.425101.28482.1331360.1624670.9472150.9689590.9065820.0934190.4250.5751.013250.4598.560772.0389660.149940.9513960.9651060.9175330.0824670.450.551.013250.47595.965721.9519910.1386780.9554490.9610350.9271940.0728060.4750.525
1.013250.593.491491.8714750.1285290.9593650.9567490.9357350.0642613250.52591.130611.7967740.119360.9631360.9522530.9433040.0566960.5250.4751.013250.5588.876181.7273220.1110570.9667550.9475490.9500240.0499760.550.451.013250.57586.721871.6626210.1035210.9702140.9426440.9560040.0439960.5750.4251.013250.684.661811.6022290.0966660.9735070.937540.9613340.0386613250.62582.690611.5457570.0904170.9766270.9322430.9660940.0339060.6250.3751.013250.6580.803261.4928560.0847090.9795690.9267590.9703520.0296480.650.351.013250.67578.995151.4432180.0794860.9823290.9210920.9741670.0258330.6750.3251.013250.777.2621.3965670.0746960.9849010.9152480.9775910.0224013250.72575.599821.3526550.0702970.9872810.9092330.9806680.0193320.7250.2751.013250.7574.004951.311260.0662490.9894650.9030510.9834380.0165620.750.251.013250.77572.473961.2721820.0625170.991450.896710.9859340.0140660.7750.2251.013250.871.003651.2352420.0590720.9932330.8902150.9881860.011813250.82569.591061.2002770.0558870.9948120.8835720.990220.009780.8250.1751.013250.8568.233431.1671390.0529370.9961840.8767860.9920590.0079410.850.151.013250.87566.928181.1356960.0502020.9973480.8698660.9937250.0062750.8750.1251.013250.965.672881.1058260.0476610.9983020.8628150.9952340.0047613250.92564.465281.0774190.0452980.9990440.8556410.9966030.0033970.9250.0751.013250.9563.303281.0503750.0430980.9995750.848350.9978450.0021550.950.051.013250.97562.184881.02460.0410470.9998940.8409480.9989740.0010260.9750.0251.01325161.107590.9999970.03913110.8334411010高沸塔t-x-y圖高沸塔x-y圖5計(jì)算結(jié)果streamS01S02S03S04S05S06S07S08S09S10S11S12TemperatureC252520.1267117518030297.312624.43536146.9262117.6102116.9938241.9561Pressurebar1.0131.0131.0131.0131.0131.013504848303030
2525252525VaporFrac2510.58981MoleFlowkmol/hrMassFlowkg/hrVolumeFlowcum/hrEnthalpyMMkcal/hrHCLC2H2C2H3CLC2H4CL2105.2473837.3732574.869-2.320511052052051055.50999.4999.4998.980.5102733.9772568.8265.723069105.20470 1056380.6380.6380.0410410414933.7538.3904.0865522893.5183.8061.1972516820561001051001055.5990.51056380.0412611.9060.9637305.5990.5105350650650620326380.143.86236.6236.6186.50.1004113222822812347399.600.37610.7767.188.8240.0613314893517099136641.4160.2900.6690.6690.519-0.0109361998984485315.4990.0000.0000.0001.90E5.5436564564564-320.00998.9998.990.010990.59140090092.25E0.50.5-322525252525VaporFrac2510.58981MoleFlowkmol/hrMassFlowkg/hrVolumeFlowcum/hrEnthalpyMMkcal/hrHCLC2H2C2H3CLC2H4CL2105.2473837.3732574.869-2.320511052052051055.50999.4999.4998.980.5102733.9772568.8265.723069105.20470 1056380.6380.6380.0410410414933.7538.3904.0865522893.5183.8061.1972516820561001051001055.5990.51056380.0412611.9060.9637305.5990.5105350650650620326380.143.86236.6236.6186.50.1004113222822812347399.600.37610.7767.188.8240.0613314893517099136641.4160.2900.6690.6690.519-0.0109361998984485315.4990.0000.0000.0001.90E5.5436564564564-320.00998.9998.990.010990.59140090092.25E0.50.5-3298.985.00E-050820.499956靈敏度分析高沸塔進(jìn)料板對(duì)塔頂氯乙烯摩爾分率的影響feedMFfeedMFfeedMFfeedMFfeedMF20.999252120.999986220.99999932142130.999649130.9999923133143140.999793140.99999324134144150.999865150.999995251351450.99994660.999908160.999996261361460.99947370.999935170.999997271371470.99822380.999953180.99999828138190.999966190.999998291391100.999975200.999999301401110.999982210.999999311411分析:隨著進(jìn)料板數(shù)增加,塔頂氯乙烯摩爾分率增大,第10塊板后塔頂氯乙烯摩爾分率幾
乎不變,23~44塊板為1,之后快速下降。回流比對(duì)塔頂氯乙烯摩爾分率的影響MOLE-RRMFMOLE-RRMFMOLE-RRMFMOLE-RRMFMOLE-RRMFMOLE-RRMFMOLE-RRMF0.130.9999970.2610.3910.5210.6510.7810.9110.140.9999990.2710.4010.5310.6610.7910.9210.1510.2810.4110.5410.6710.8010.9310.1610.2910.4210.5510.6810.8110.9410.1710.3010.431
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