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理工学院毕业设计说明书题目200KT/A烧碱装置蒸发工段的初步设计(固碱)四川理工学院毕业设计(论文)任务书材料与化学工程系专业班题目200KT/A烧碱装置蒸发工段的初步设计(固碱)一、设计论文的要求1、进行工段工艺流程设计,绘制带主要控制点的工艺流程图;2、进行工段物料、热量衡算并对结果列表(成图);3、确定工段设备(类型、尺寸),绘制主要设备的装配图;4、编写工段工艺初步设计说明书。二、设计(论文)的原始数据三、参考资料及说明化工工艺、氯碱工艺学、化工原理化工工程手册(蒸发与结晶)、化工设计化工计算等及相关文献资料。A1A0A2A3A4A5A6A7A8A9I前言A1A0A2A3A4A5A6A7A8A9II目录前言第一篇液碱1第一章总论1一、产品1二、生产流程和生产方案的确定1三、生产流程简述4第二章液碱的蒸发5一、物料衡算5二、温差损失计算11三、热量衡算13四、迭代计算15五、闪蒸效32第三章蒸发器的结构和辅助设备设计34一、蒸发器的结构设计34二、蒸发器接管尺寸的确定36三、蒸发辅助设备38四、设备一览表41第二篇固碱42第四章总论42一、产品42二、固碱生产概况43三、锅式法固碱的生产原理43四、锅式法固碱生产工艺流程叙述44第五章物料衡算45一、计算依据45二、物料衡算45第六章热量衡算48第七章、设备及配置50环保与安全51设计评述52参考文献53致谢55附图A11A10A12A14A131第一篇液碱第一章总论一、产品A16A15A17A18A1951第二章液碱的蒸发一、物料计算11计算依据(1)产品200KT/A(折100NAOH)(2)年作业时间7200小时(3)原料碱隔膜法电解工序来的碱液NAOHNACLHA20O及其它温度1015574590(4)三效蒸发器出来的成品碱NAOHNACLHA20O及其它4471543(5)加热蒸汽压力08MP(绝)(6)末效二次蒸汽压力00145MP(绝)(7)产量200KT/A(折100NAOH)20010001000/3002427778KG/H(8)由于实际生产过程中,考虑浴度8,即FA27778(1008)30000KG/H(10)13效流程示意简图如下WA21HA21A22WA20HA20WA23HA23FA24XA25A24TA24DTHFA21XA26A21TA21FA20XA26A20TA20FA23XA26A23TA23GA21DTGA20DA20TA20GA23DA23TA23A27A28A29A30A31A30A31A32A33A34A35A36A28A1A0A2A3A4A5A6A7A8A95212、总物料衡算1)以30000KG/H100NAOH为计算基础在蒸发过程中由于碱液中的杂质比较少可以忽略进行计算,洗水G980G14336为05FAG452进G1849蒸发G13007G13491的碱液量FA37FA/XAA3730000/01300000KG/HG2029其中的NAOHFA3000000130000KG/HNACLFG86300000015546500KG/HHA20OFG90300000(1G1601G160155)223500KG/H2)出蒸发G13007G13491的碱液量FA23FA/XAA2330000/0447671140940KG/HG2029其中的NAOH671140940044730000KG/HNACL6711409400016711409KG/HHA20O6711409400543364429530KG/H3)G5647蒸发水量WFXG90G16FA/XAA21XG90A2105FA202057047KG/G4)G5647的G7524G11428量为GG86FA37XG86G82G16FA/XAA21XG86A213000000155G1630000/0447001458288591KG/H5)G2027出G10301料G5191G15925G15932如2116)G2033G8505G1284计G2520效蒸发水量G452三效G17882流蒸发水量G980G14336可G16786A38A21A39WA21WA20WA23111由于WA21WA20WA23W解G990G17860G7053程G13464G5483WA21WA20WA23673523490KG/HA16A15A17A18A1953A40A29A41A31A41A31A42A43A44A45A40进G1849蒸发G13007G13491出蒸发G13007G13491电解G9354液NAOH30000碱液的量NAOH30000NACL46500NACL6711409HA20O223500HA20O364429530洗G9080水量15000蒸发水量2020570470G7524G11428量458288591G2524计315000G2524计31500013、各效的物料衡算131G12544三效的G10301料G15925算G1284算其碱液的G8999度为XAA23FA/(FA37G16WA23)30000/(300000G1667352349)01298G2029可由下G2027G1863G13864G5347算出NAOH的G8999度由于其G9354液的G8844G9869G45575,G2029G18331G11004A38A21A39XG86A2302613721G1606894598XAA23G1607948191XAA20A232465996XAA23A23G2029XG86A2301645由于在蒸发过程中NACL在G9354液中G3999G13468G3800于G20293G2656G10378G5589,G6164以G7524G11428量为GG86A23FA/XAA37XG86A37G16FA/XAA23XG86A2330000/010155G1630000/012980164582441860KG/HG7692算碱液G8999度XA46A23FA/(FA37G16WA23G16GG86A23)30000/(300000G1667352349G168244186)01337G1563G16786G11468G4557G16835G5058G610001,G14521G907XA46A23G16XAA23G907/XAA23G456G61,G2029G18337G7044G16786XAA23XA46A23,G1207G1849G990G5347G3809G990G17860计算,G11464G14279G16835G5058在G1813G16780G14551G3272G1881为G8502,算G5483三效的G8999度G2656G7524G11428量G452计算G13479G7536如G159322G161G162A1A0A2A3A4A5A6A7A8A954A40A29A30A31A30A29A9A47A48A49A40由于00007G4550001,G6164以XAA2301354G2029FA23FA/XAA2330000/013542215657312KG/H即XG90A23(FG90A37G16WA23)/FA23(223500G1667352349)07047XG86A231G1601354G160704701599A40A29A30A31A30A50A11A51A52A42A43A44A45A40进G1849蒸发G13007G13491出蒸发G13007G13491电解G9354液NAOH30000碱液的量NAOH30000NACL354283604NACL46500HA20O1561373708蒸发水量673526292HA20O223500G7524G11428量110716396G2524计300000G2524计300000其中NAOH22156573120135430000KG/HNACL221565731201599354283604KG/HHA20O2215657312070471561373708KG/HG7524G11428量为GG86A23FA37XG86A37G16FA23XG86A23XAA230129013370135001353XG86A2301645016090159901596GG86A2382441860103967898109666667111119734XA46A2301337013500135301354G6100360009000200007A16A15A17A18A19553000000155G16221565731201599110716369KG/HG12544三效的G10301料G5191G15925如G159322G161G163132G451G12544二效进行G10301料G15925算G1284算G12544二效的碱液的G8999度为XAA20FA/(FA23G16WA2015000)30000/(2215657312G166735234915000)01773G2029可由下G2027G1863G13864G5347算出NAOH的G8999度由于其G9354液的G8844G9869G45675,G2029G18331G11004A38A21A39XG86A200285252G1608860123XAA200228191XAA20A200855736XAA20A23G2029XG86A2001401由于在蒸发过程中NACL在G9354液中G3999G13468G3800于G20293G2656G10378G5589,G6164以G7524G11428量为GG86A20FA/XAA23XG86A23G16FA/XAA20XG86A2030000/0135401599G1630000/0177301401117227766KG/HG7692算碱液G8999度XA46A20FA/(FA23G16WA20G16GG86A20WG707)30000/(2215657312G1667352349G16824418615000)01905A40A29A30A30A53A54A55A56A57A58G1563G16786G11468G4557G16835G5058G610001,G14521G907XA59A60G16XAA60G907/XAA60G456G61,G2029G18337G7044G16786XAA60XA59A60,G1207G1849G990G5347G18337G3809G990G17860计算,G11464G14279G16835G5058在G1813G16780G14551G3272G1881为G8502,算G5483三效的G8999度G2656G7524G11428量G452计算G13479G7536如下G159322G162G164由于00005G4550001,G2029XAA6001958XG86A600127XAA600177301905019430195401957XG86A600140101307012800127201270GG86A60117227766148456832156651077158991895159597861XA59A600190501943019540195701958G610074500199000570001500005A61A62A63A64A65A66A67A68A69A5456GG86A60159597861KG/HFA60FA/XAA6030000/019581532175689KG/H其中NAOH15321756890195830000KG/HNACL15321756890127194586313KG/HHA60O1532175689067721037589377KG/HG2029蒸发水量为WA60FG90A70G16FG90A60150001561373708G16103758937715000673784331KG/HG4557于G12544二效G2027G10301料G5191G15925G15932如G159322G161G165A58A71A72A73A72A74A75A76A77A78A79A80A81A58进G1849蒸发G13007G13491出蒸发G13007G13491电解G9354液NAOH30000碱液的量NAOH30000NACL354283604NACL194586313HA60O1561373708HA60O1035789337洗G9080水量15000蒸发水量673784331G7524G11428量156898431G2524计2365657312G2524计2365657312133、G12544G980效作G10301料G15925算进G1849蒸发器的G10301料其中NAOH30000KG/HNACL194586313KG/HHA60O1035789337KG/HG12175G5332蒸发器的碱液其中NAOH30000KG/HNACL6711409KG/HHA60O36442953KG/HA82A83A84A85A8657蒸发水量为WA701035789337G1636442953671359807KG/HG7524G11428量为GG86A70194586313G166711409187874904KG/HG12544G980效的G10301料G5191G15925如G159322G161G166A58A71A72A73A72A87A75A88A77A78A79A80A81A58进G1849蒸发G13007G13491出蒸发G13007G13491电解G9354液NAOH30000碱液的量NAOH30000NACL6711409NACL194586313HA60O364429530蒸发水量671359807HA60O1035789337G7524G11428量187874904G2524计153037565G2524计153037565二、温差损失计算21、估算各效二次蒸汽压力(温度)G1284算G2520效二次蒸汽压力G451温度G727G17885G4462加热蒸汽压力PA8908MP(绝)G2656末效压力PA7000145MP(绝),G2520效以G12573压G5058进行G2010G18209A90A60A91,即G440P(PA89G16PA70)/302618MPPA89G707PA89G16G440P08G160261805382MPPA60G707PA89G162G440P08G1620261802764MPPA70G707PA89G163G440P08G163026180146MPG7693G6466G457G2282工原G10714G458A90A70A91G7609G5483PA89G70705382MPG11绝G12TA89G7071544G85A89G70721048KG45/KGA61A62A63A64A65A66A67A68A69A5458PA60G70702764MPG11绝G12TA60G7071304G85A60G70721763KG45/KGPA70G70700146MPG11绝G12TA70G707527G85A70G70723715KG45/KG22、溶液中因溶质浓度引起的温度损失G5132压下G9354液的G8844G9869G2331G20652为A90A60A91G29G440A92G7072671111G163964219X4454087XA60G164481834XA70二次蒸汽压力下G8844G9869G2331G20652的G1474G8503G13007G6980为A90A60A91G29G7300162G11TG707273G12A60/G53二次蒸汽压力下G9354液G8844G9869G2331G20652为A90A60A91G29G440G707G73G440A92G707G2029G440A89G707479G440A60G707105G440A70G7074123、因溶液液柱静压引起温差损失G3252G9354液液G7621G19757压G5353G17227温G5058G6451G3845(G440G707G707)蒸发器G6817作时,G9354液G5132G2588G8680液G9163G2524G10378G5589,G4506度比较小,G10714G16782计算G13479G7536G5460G5460G1571G20652,G6937G7693G6466G13475G20576G17885G11004G440A89G707G707G729G440A60G707G707G729G440A70G707G707G7291524、各效之间管路助力引起的温差损失由于G2520效G1055间G12661路助力G5353G17227的温G5058G6451G3845A90A89A91G980G14336每两效G1055间的G6451G3845可取为125、各效溶液的沸点G2520效G9354液的G8844G9869A90A89A91蒸发器G1881G9354液的G8844G9869G12573于蒸发室二次蒸汽温度加G990G8844腾G2331G20652值,G3252此G980效TA59TA89G440A89G707G440A89G707G70720380二效TA60TA60G440A60G707G440A60G707G70714240三效TA70TA70G440A70G707G440A70G707G7075750三、热量衡算在蒸发过程中,NAOHG9354液G8999缩热G451G11428G13479晶G7524出热与G11428泥带出热与G5647的热量消耗G11468比约为1左右,G6164以在计算时这部G2010热量作为热G6451G3845考虑G452另外,料液带G1849热量为(FA/XA92)CPA92TA92(FACPA92CPG90/XA92CPG90)TA9231、蒸发水量A82A83A84A85A8659即FA/XA92(KG)料液G6164含热量G11468当于FACPA92/XA92CPG90(KG)水G6164含热量,FACPA92/XA92CPG90称为料液的当量水量,下面进行热量G15925算时以料液当量水量G1207替料液量,先不记热G6451G3845G452G4557于G12544G980效进行热量G15925算G452进G1849蒸发器热量G7044鲜蒸汽带G1849热量DA92HA92料液带进热量(FACPA92/XA92CPG90G16WA59A60G16WA59A70W)CPG90TA59A60CPG82G451CPG90G2010别为料液G451水的G4462压比热容,KG45/(KG)CPG82G451CPG90G7609G457G2282工工艺手册G458A90A93A91G2010别为4062KG45/(KG)G4514220KG45/(KG)出蒸发器的热量二次蒸汽带出热量WA59A89HA89蒸汽冷凝水带出热量DA92CA94A95TA92出料液带出热量(FACPA92/XA92CPG90G16WA59A89G16WA59A60G16WA59A70W)CA96A97TA59A70G7693G6466热量G5191G15925,进G1849蒸发器的G12573于G12175G5332蒸发器的热量,G2029有DA92HA92(FACPA92/XA92CPG90G16WA59A60G16WA59A70W)CPG90TA59A60WA59A89HA89DA92CA94A95TA92(FACPA92/XA92CPG90G16WA59A89G16WA59A60G16WA59A70W)CA96A97TA59A70G2029WA59A89DA92(HA92G16CA94A95TA92)/(HG16CA94A95TA59A89)(FACPA92/XA92CPG90G16WA59A60G16WA59A70W)CPG90(TA59A60G16TA59A89)/(HG16CA94A95TA59A89)令(HA92G16CA94A95TA92)/(HA89G16CA94A95TA59A89)G53A98/G53A89(TA59A60G16TA59A89)/(HA89G16CA94A95TA59A89)NA89同G10714(HA89G16CA94A95TA89)/(HA60G16CA94A95TA59A60)G53A89/G53A60(HA60G16CA94A95TA60)/(HA70G16CA94A95TA59A70)G53A60/G53A70(TA59A70G16TA59A60)/(HA60G16CA94A95TA59A60)NA60(TA59A92G16TA59A70)/(HA70G16CA94A95TA59A70)NA70考虑热G6451G3845,G9354液G8999缩热G12573都记G1849热G6451G3845中,G6937取热利G11004G13007G6980为A90A70A91096098取G13475G20576值为A89A60A70097G980效蒸发水量为WA59A89DG53A98/G53A89(FACPA92/XA92CPG90G16WA59A60G16WA59A70W)CPG90NA89A89同G10714二G451三效蒸发水量为WA59A60WA59A89G53A89/G53A60(FACPA92/XA92CPG90G16WA59A70W)CPG90NA60A60WA59A70WA59A60G53A60/G53A70(FACPA92/XA92CPG90)CPG90NA70A70由于G53A98/G53A8920527/2104809752G53A89/G53A6021048/2176309671A61A62A63A64A65A66A67A68A69A5460G53A60/G53A7021763/2371509177NA89(1424G162038)/21048G16002917NA60(575G161424)/21763G160039NA70(90G16575)/23715G1600137将其G6980G1207G1849前面的G5347子G5483WA59A8909752D(2887677725G16WA59A60G16WA59A7015000)CPG90NA89A89WA59A60WA59A89G53A89/G53A60(FACPA92/XA92CPG90G16WA59A70W)CPG90NA60A60WA59A70WA59A60G53A60/G53A70(FACPA92/XA92CPG90)CPG90NA70A70解G1055G990G17860G7053程G13464的D1243734212KG/HWA59A89945635597KG/HWA59A60498890334KG/HWA59A70606044539KG/H32、总的有效温差及其在各效的分配1)G5647有效温G5058G12573于G7044鲜蒸汽与三效二次蒸汽的温G5058与G5647的温G5058G6451G3845G1055G5058,即G440TTG16TA99G16G440G707G16G440G707G707G16G440G707G707G7071704G16527G16625G1645G1634772)G2520效传热量G980效QA89DA92G53A92124373421220527709170338W二效QA60WA59A89G53A89945635597210485528816624W三效QA70WA59A60G53A6049889033421763301593065W3)有效在G2520效中的G2010G18209,蒸发器的传热G13007G6980取G13475G20576G6980G6466A90A60A91KA894610W/(MA60K)KA603210W/(MA60K)KA702760W/(MA60K)由于G440TQA89/KA89AA89QA60/KA60AA60QA70/KA70AA70由于在三效G17882流过程中三效的传热面积比其为A90A60A9103811G16786AA70AG2029有AA60AG451AA89038AG2029G440T(QA89/038KA89QA60/KA60QA70/KA70)/A解G1055G5483G440TA89287G440TA60116G440TA70744)G2520效G9354液的G8844G9869及G2520效的二次蒸汽温度A90A89A91G452A82A83A84A85A8661效G9354液G8844G9869TA89TA92G16G440TA891417效二次蒸汽温度TA89G707TA89G16G440G707G16G440G707G707923效G9354液G8844G9869TA60TG707A89G161G16G440TA60797效二次蒸汽温度TA60G707TA60G16G440G707G16G440G707G707677效G9354液G8844G9869TA70TA60G707G161G16G440TA70594G11468应的二次蒸汽压强G7609G457G2282工原G10714G458G5483PA59A89G70707648MPAPA59A60G707002821MPA由于G12544三效的二次蒸汽的压力知为00145MP,温度为537G16835G5058条件A90A89A91G907PA59A89G707G16PA89G707G907/PA89G707G61A89G6164以进行G18337G7044计算G2029G18337G7044G16786PA89G707PA100A89G707,PA60G707PA100A60G707,WA89WA100A89,WA60WA100A60,WA70WA59A70G1207G1849前面G5347G5332G3999G18337G3809G990G17860计算,G11464G14279G16835G5058全部在G1813G16780G14551G3272G1881为G8502G452四、迭代计算41、第一次迭代计算411、物料衡算1)G12544三效的G10301料G15925算G1284算其碱液的G8999度为XAA101FA/(FA92G16WA70)30000/(300000G16606044539)01253G2029可由下G2027G1863G13864G5347算出NAOH的G8999度由于其G9354液的G8844G9869G45575,G2029G18331G11004XG86A7002613721G1606894598XAA70G1607948191XAA70A602465996XAA70A70G2029XG86A10101674由于在蒸发过程中NACL在G9354液中G3999G13468G3800于G20293G2656G10378G5589,G6164以G7524G11428量为GG86A102FA/XAA102XG86A102G16FA/XAA101XG86A10130000/010155G1630000/012530167464201915KG/HA61A62A63A64A65A66A67A68A69A5462G7692算碱液G8999度XA59A101FA/(FA102G16WA101G16GG86A101)30000/(300000G16606044539G1664201915)01288G1563G16786G11468G4557G16835G5058G610001,G14521G907XA59A101G16XAA101G907/XAA101G456G61,G2029G18337G7044G16786XAA101XA59A101,G1207G1849G990G5347G18337G3809G990G17860计算,G11464G14279G16835G5058在G1813G16780G14551G3272G1881为G8502G452计算G13479G7536如G159322G164G161A58A71A72A53A72A73A54A55A56A57A58由于000077G4550001,G6164以XAA7001300G2029FA70FA/XAA7030000/0132307692308KG/H即XG86A7001637GG86A708723077KG/HXG90A7001G16013G160163707063其中NAOH23076923080130030000KG/HNACL230769230801637377769231KG/HHA60O2307692308070631629923077KG/HG7524G11428量为GG86A708723077KG/H蒸发水量为WA70223500G161629923077605076923KG/HG12544三效的G10301料G5191G15925如G159322G164G162XAA7001253012880129701300XG86A7001674016470164001637GG86A7064201915813819888566306987230770XA59A7001288012970130001301G610028000690002000077A82A83A84A85A8663A58A71A72A53A72A71A75A103A77A78A79A80A81A58进G1849蒸发G13007G13491出蒸发G13007G13491电解G9354液NAOH30000碱液的量NAOH30000NACL37776923NACL46500HA60O1629923077蒸发水量605076923HA60O223500G7524G11428量8723077G2524计315000G2524计3150002)G12544二效的G10301料G15925算G1284算G12544二效的碱液的G8999度为XAA60FA/(FA70G16WA6015000)30000/(2307692308G1649889033415000)01532G2029可由下G2027G1863G13864G5347算出NAOH的G8999度由于其G9354液的G8844G9869G45675,G2029G18331G11004XG86A600285252G1608860123XAA600228191XAA60A600855736XAA60A70G2029XG86A6001579由于在蒸发过程中NACL在G9354液中G3999G13468G3800于G20293G2656G10378G5589,G6164以G7524G11428量为GG86A60FA/XAA70XG86A70G16FA/XAA60XG86A6030000/01301637G1630000/015320157968585575KG/HG7692算碱液G8999度XLA60FA/(FA70G16WA60G16GG86A60WG707)3000022156573126735234982441861500001587G1563G16786G11468G4557G16835G5058G610001,G14521G907XLA60G16XAA60G907/XAA60G456G61,G2029G18337G7044G16786XAA60XLA60,G1207G1849G990G5347G18337G3809G990A61A62A63A64A65A66A67A68A69A5464G17860计算,G11464G14279G16835G5058在G1813G16780G14551G3272G1881为G8502,算G5483三效的G8999度G2656G7524G11428量G452计算G13479G7536如下G15932G980A58A71A72A53A72A104A54A55A56A57A56A57A58由于00006G4550001,G2029XAA6001607XG86A6001523GG86A6093450624KG/HFA60FA/XAA6030000/019581866832607KG/H其中NAOH18668326070160730000KG/HNACL186683260701523284318606KG/HHA60O186683260706871282514001KG/HA58A71A72A53A72A53A75A76A77A78A79A80A81A58进G1849蒸发G13007G13491出蒸发G13007G13491电解G9354液NAOH30000碱液的量NAOH30000NACL354283604NACL284318606HA60O1561373708HA60O1282514001洗G9080水量15000蒸发水量428859707G7524G11428量93450624G2524计2365652308G2524计2457692308G2029蒸发水量为WA60FG90A70G16FG90A60150001561373708G16128251400115000428859707KG/HG4557于G12544二效G2027G10301料G5191G15925如G159322G164G163XA01532015870160301607XG8601579015380152601523GG866858557587031990921797193456024XL01587016030160701608G6100359001000200006A82A83A84A85A86653)G12544G980效作G10301料G15925算进G1849蒸发器的G10301料其中NAOH30000KG/HNACL284318606KG/HHA60O1282514001KG/HG12175G5332蒸发器的碱液其中NAOH30000KG/HNACL6711409KG/HHA60O36442953KG/H蒸发水量为WA701282514001G1636442953918084471KG/HG7524G11428量为GG86A70284318606G166711409277607197KG/HA58A71A72A53A72A74A75A88A77A78A79A80A81A58进G1849蒸发G13007G13491出蒸发G13007G13491碱液G9354液NAOH30000碱液的量NAOH30000NACL6711409NACL284318606HA60O364421530蒸发水量91808447HA60O1282514001G7524G11428量277607197G2524计1866832607G2524计1866832607第一效的物料平衡如表245412、温差损失计算1)G1284算G2520效二次蒸汽压力G451温度G1284算G2520效二次蒸汽压力G451温度G727G17885G4462加热蒸汽压力PA8908MP(绝)G2656末效压力PA7000145MP(绝),由于A61A62A63A64A65A66A67A68A69A5466PA89G707007649MPPA60G707002821MPPA70G70700145MPG7693G6466G457G2282工原G10714G458G7609G5483PA89G707007649MPG11绝G12TA89G707923G85A89G70722777KG45/KGPA60G707002821MPG11绝G12TA60G707677G85A60G70723371KG45/KGPA70G70700145MPG11绝G12TA70G707537G85A70G70723719KG45/KG2)G9354液中G3252G9354质G8999度G5353G17227的温度G6451G3845G5132压下G9354液的G8844G9869G2331G20652为G29G440A92G7072671111G163964219X4454087XA60G164481834XA70二次蒸汽压力下G8844G9869G2331G20652的G1474G8503G13007G6980为G29G7300162G11TG707273G12A60/G53二次蒸汽压力下G9354液G8844G9869G2331G20652为G29G440G707G73G440A92G707G2029G440A89G707322G440A60G70747G440A70G707303)G3252G9354液液G7621G19757压G5353G17227温G5058G6451G3845G3252G9354液液G7621G19757压G5353G17227温G5058G6451G3845(G440G707G707)蒸发器G6817作时,G9354液G5132G2588G8680液G9163G2524G10378G5589,G4506度比较小,G10714G16782计算G13479G7536G5460G5460G1571G20652,G6937G7693G6466G13475G20576G17885G11004G440A89G707G707G729G440A60G707G707G729G440A70G707G707G729154)由于G2520效G1055间G12661路阻力G5353G17227的温G5058G6451G3845由于G2520效G1055间G12661路助力G5353G17227的温G5058G6451G3845G980G14336每两效G1055间的G6451G3845可取为15)G2520效G9354液的G8844G9869G2520效G9354液的G8844G9869蒸发器G1881G9354液的G8844G9869G12573于蒸发室二次蒸汽温度加G990G8844腾G2331G20652值,G3252此G980效TA59TA89G440A89G707G440A89G707G7071260二效TA60TA60G440A60G707G440A60G707G707751三效TA70TA70G440A70G707G440A70G707G707572A82A83A84A85A8667413、热量衡算在蒸发过程中,NAOHG9354液G8999缩热G451G11428G13479晶G7524出热与G11428泥带出热与G5647的热量消耗G11468比约为1左右,G6164以在计算时这部G2010热量作为热G6451G3845考虑G452另外,料液带G1849热量为(FA/XA92)CPA92TA92(FACPA92CPG90/XA92CPG90)TA921G451蒸发水量即FA/XA92(KG)料液G6164含热量G11468当于FACPA92/XA92CPG90(KG)水G6164含热量,FACPA92/XA92CPG90称为料液的当量水量,下面进行热量G15925算时以料液当量水量G1207替料液量,先不记热G6451G3845G452G4557于G12544G980效进行热量G15925算G452进G1849蒸发器热量G7044鲜蒸汽带G1849热量DA92HA92料液带进热量(FACPA92/XA92CPG90G16WA59A60G16WA59A70W)CPG90TA59A60CPG82G451CPG90G2010别为料液G451水的G4462压比热容,KG45/(KG)CPG82G451CPG90G7609G457G2282工工艺手册G458G2010别为4062KG45/(KG)G4514220KG45/(KG)出蒸发器的热量二次蒸汽带出热量WA59A89HA89蒸汽冷凝水带出热量DA92CA94A95TA92出料液带出热量(FACPA92/XA92CPG90G16WA59A89G16WA59A60G16WA59A70W)CA96A97TA59A70G7693G6466热量G5191G15925,进G1849蒸发器的G12573于G12175G5332蒸发器的热量G2029有DA92HA92(FACPA92/XA92CPG90G16WA59A60G16WA59A70W)CPG90TA59A60WA59A89HA89DA92CA94A95TA92(FACPA92/XA92CPG90G16WA59A89G16WA59A60G16WA59A70W)CA96A97TA59A70G2029WA59A89DA92(HA92G16CA94A95TA92)/(HG16CA94A95TA59A89)(FACPA92/XA92CPG90G16WA59A60G16WA59A70W)CPG90(TA59A60G16TA59A89)/(HG16CA94A95TA59A89)令(HA92G16CA94A95TA92)/(HA89G16CA94A95TA59A89)G53A98/G53A89(TA59A60G16TA59A89)/(HA89G16CA94A95TA59A89)NA89同G10714(HA89G16CA94A95TA89)/(HA60G16CA94A95TA59A60)G53A89/G53A60(HA60G16CA94A95TA60)/(HA70G16CA94A95TA59A70)G53A60/G53A70(TA59A70G16TA59A60)/(HA60G16CA94A95TA59A60)NA60(TA59A92G16TA59A70)/(HA70G16CA94A95TA59A70)NA70考虑热G6451G3845,G9354液G8999缩热G12573都记G1849热G6451G3845中,G6937取热利G11004G13007G6980为G980效蒸发水量为WA59A89DG53A98/G53A89(FACPA92/XA92CPG90G16WA59A60G16WA59A70W)CPG90NA89A89A61A62A63A64A65A66A67A68A69A5468同G10714二G451三效蒸发水量为WA59A60WA59A89G53A89/G53A60(FACPA92/XA92CPG90G16WA59A70W)CPG90NA60A60WA59A70WA59A60G53A60/G53A70(FACPA92/XA92CPG90)CPG90NA70A70由于G53A98/G53A8920527/2277709012G

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