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通用管殼式換熱器熱工計算表
通用管殼式換熱器熱工計算表.xls
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1、干空氣物性參數CO2物性參數CO物性參數H2物性參數tx10-3x10-3x10-300.0230.01620.01430.0140.02270.0160.160210.0230.01630.01440.0140.02280.0160.160620.02310.01630.01450.01410.02290.01610.16130.02320.01640.01460.01410.0230.01610.161440.02320.01640.01470.01420.0230.01620.161950.02330.01650.01470.01420.02310.01620.162360.02340.2、01650.01480.01430.02320.01620.162770.02340.01660.01490.01430.02320.01630.163180.02350.01660.0150.01430.02330.01630.163690.02360.01660.01510.01440.02340.01640.164100.02370.01670.01520.01440.02350.01640.1644110.02370.01670.01530.01450.02350.01650.1648120.02380.01680.01540.01450.02360.01650.1652130.0233、90.01680.01550.01460.02370.01660.1657140.02390.01690.01550.01460.02370.01660.1661150.0240.01690.01560.01470.02380.01660.1665160.02410.0170.01570.01470.02390.01670.1669170.02410.0170.01580.01470.0240.01670.1673180.02420.0170.01590.01480.0240.01680.1678190.02430.01710.0160.01480.02410.01680.1682200.024、430.01710.01610.01490.02420.01690.1686210.02440.01720.01620.01490.02420.01690.169220.02450.01720.01630.0150.02430.0170.1695230.02450.01730.01630.0150.02440.0170.1699240.02460.01730.01640.0150.02450.01710.1703250.02470.01730.01650.01510.02450.01710.1707260.02470.01740.01660.01510.02460.01710.1711270.5、02480.01740.01670.01520.02470.01720.1716280.02490.01750.01680.01520.02470.01720.172290.0250.01750.01690.01530.02480.01730.1724300.0250.01760.0170.01530.02490.01730.1728310.02510.01760.01710.01530.0250.01740.1732320.02520.01770.01710.01540.0250.01740.1737330.02520.01770.01720.01540.02510.01750.1741346、0.02530.01770.01730.01550.02520.01750.1745350.02540.01780.01740.01550.02520.01750.1749360.02540.01780.01750.01560.02530.01760.1753370.02550.01790.01760.01560.02540.01760.1757380.02560.01790.01770.01560.02550.01770.1762390.02560.0180.01780.01570.02550.01770.1766400.02570.0180.01780.01570.02560.01780.7、177410.02580.0180.01790.01580.02570.01780.1774420.02580.01810.0180.01580.02570.01790.1778430.02590.01810.01810.01590.02580.01790.1783440.0260.01820.01820.01590.02590.01790.1787450.0260.01820.01830.01590.02590.0180.1791460.02610.01830.01840.0160.0260.0180.1795470.02620.01830.01850.0160.02610.01810.178、99480.02620.01830.01850.01610.02620.01810.1803490.02630.01840.01860.01610.02620.01820.1808500.02640.01840.01870.01620.02630.01820.1812510.02640.01850.01880.01620.02640.01820.1816520.02650.01850.01890.01620.02640.01830.182530.02660.01860.0190.01630.02650.01830.1824540.02670.01860.01910.01630.02660.019、840.1828550.02670.01860.01920.01640.02660.01840.1833560.02680.01870.01920.01640.02670.01850.1837570.02690.01870.01930.01650.02680.01850.1841580.02690.01880.01940.01650.02690.01860.1845590.0270.01880.01950.01650.02690.01860.1849600.02710.01890.01960.01660.0270.01860.1853610.02710.01890.01970.01660.0210、710.01870.1858620.02720.0190.01980.01670.02710.01870.1862630.02730.0190.01990.01670.02720.01880.1866640.02730.0190.01990.01680.02730.01880.187650.02740.01910.020.01680.02730.01890.1874660.02750.01910.02010.01680.02740.01890.1878670.02750.01920.02020.01690.02750.01890.1883680.02760.01920.02030.01690.11、02750.0190.1887690.02770.01930.02040.0170.02760.0190.1891700.02770.01930.02050.0170.02770.01910.1895710.02780.01930.02050.01710.02780.01910.1899720.02790.01940.02060.01710.02780.01920.1903730.02790.01940.02070.01710.02790.01920.1907740.0280.01950.02080.01720.0280.01930.1912750.02810.01950.02090.017212、0.0280.01930.1916760.02810.01960.0210.01730.02810.01930.192770.02820.01960.02110.01730.02820.01940.1924780.02830.01960.02120.01740.02820.01940.1928790.02830.01970.02120.01740.02830.01950.1932800.02840.01970.02130.01740.02840.01950.1936810.02850.01980.02140.01750.02840.01960.194820.02850.01980.02150.13、01750.02850.01960.1945830.02860.01980.02160.01760.02860.01960.1949840.02870.01990.02170.01760.02870.01970.1953850.02870.01990.02180.01760.02870.01970.1957860.02880.020.02180.01770.02880.01980.1961870.02890.020.02190.01770.02890.01980.1965880.0290.02010.0220.01780.02890.01990.1969890.0290.02010.0221014、.01780.0290.01990.1973900.02910.02010.02220.01790.02910.01990.1978910.02920.02020.02230.01790.02910.020.1982920.02920.02020.02240.01790.02920.020.1986930.02930.02030.02240.0180.02930.02010.199940.02940.02030.02250.0180.02930.02010.1994950.02940.02040.02260.01810.02940.02020.1998960.02950.02040.0227015、.01810.02950.02020.2002970.02960.02040.02280.01810.02950.02020.2006980.02960.02050.02290.01820.02960.02030.201990.02970.02050.0230.01820.02970.02030.20151000.02980.02060.0230.01830.02980.02040.20191010.02980.02060.02310.01830.02980.02040.20231020.02990.02070.02320.01840.02990.02050.20271030.030.020716、0.02330.01840.030.02050.20311040.030.02070.02340.01840.030.02050.20351050.03010.02080.02350.01850.03010.02060.20391060.03020.02080.02350.01850.03020.02060.20431070.03020.02090.02360.01860.03020.02070.20471080.03030.02090.02370.01860.03030.02070.20521090.03040.02090.02380.01860.03040.02070.20561100.017、3040.0210.02390.01870.03040.02080.2061110.03050.0210.0240.01870.03050.02080.20641120.03060.02110.02410.01880.03060.02090.20681130.03060.02110.02410.01880.03060.02090.20721140.03070.02120.02420.01890.03070.0210.20761150.03080.02120.02430.01890.03080.0210.2081160.03080.02120.02440.01890.03080.0210.20818、41170.03090.02130.02450.0190.03090.02110.20881180.0310.02130.02460.0190.0310.02110.20921190.0310.02140.02460.01910.0310.02120.20961200.03110.02140.02470.01910.03110.02120.21011210.03120.02140.02480.01910.03120.02130.21051220.03120.02150.02490.01920.03120.02130.21091230.03130.02150.0250.01920.03130.019、2130.21131240.03140.02160.02510.01930.03140.02140.21171250.03140.02160.02520.01930.03140.02140.21211260.03150.02170.02520.01930.03150.02150.21251270.03160.02170.02530.01940.03160.02150.21291280.03160.02170.02540.01940.03160.02150.21331290.03170.02180.02550.01950.03170.02160.21371300.03180.02180.025620、0.01950.03180.02160.21411310.03180.02190.02570.01960.03180.02170.21451320.03190.02190.02570.01960.03190.02170.21491330.0320.02190.02580.01960.0320.02170.21531340.0320.0220.02590.01970.0320.02180.21581350.03210.0220.0260.01970.03210.02180.21621360.03220.02210.02610.01980.03220.02190.21661370.03220.0221、210.02620.01980.03220.02190.2171380.03230.02220.02620.01980.03230.0220.21741390.03240.02220.02630.01990.03240.0220.21781400.03240.02220.02640.01990.03240.0220.21821410.03250.02230.02650.020.03250.02210.21861420.03260.02230.02660.020.03260.02210.2191430.03260.02240.02670.020.03260.02220.21941440.032722、0.02240.02670.02010.03270.02220.21981450.03280.02240.02680.02010.03280.02220.22021460.03280.02250.02690.02020.03280.02230.22061470.03290.02250.0270.02020.03290.02230.2211480.0330.02260.02710.02020.0330.02240.22141490.0330.02260.02720.02030.0330.02240.22181500.03310.02260.02720.02030.03310.02240.222223、N2物性參數O2物性參數x10-3x10-3x10-3飽和蒸汽壓 Pat0.00830.02310.01650.02380.0189611.200.00830.02310.01650.02390.019656.610.00840.02320.01660.0240.019705.420.00840.02330.01660.0240.0191757.530.00840.02330.01670.02410.0191812.940.00840.02340.01670.02420.0192871.950.00840.02350.01680.02430.0192934.760.00850.02350.0124、680.02440.01931001.370.00850.02360.01680.02440.01931072.180.00850.02370.01690.02450.01941147.390.00850.02380.01690.02460.01941227.7100.00850.02380.0170.02470.01951311.8110.00860.02390.0170.02470.01951401.6120.00860.0240.01710.02480.01961496.7130.00860.0240.01710.02490.01961597.4140.00860.02410.0171025、.0250.01971704.1150.00860.02420.01720.02510.01971817160.00860.02420.01720.02510.01981936.4170.00870.02430.01730.02520.01982062180.00870.02440.01730.02530.01992196190.00870.02450.01730.02540.01992337200.00870.02450.01740.02540.022486210.00870.02460.01740.02550.022643220.00880.02470.01750.02560.02012826、08230.00880.02470.01750.02570.02012982240.00880.02480.01760.02580.02023166250.00880.02490.01760.02580.02023360260.00880.02490.01760.02590.02033564270.00890.0250.01770.0260.02033779280.00890.02510.01770.02610.02044004290.00890.02510.01780.02620.02044241300.00890.02520.01780.02620.02054491310.00890.0227、530.01780.02630.02054753320.0090.02540.01790.02640.02065029330.0090.02540.01790.02650.02065318340.0090.02550.0180.02650.02075622350.0090.02560.0180.02660.02075940360.0090.02560.01810.02670.02086274370.00910.02570.01810.02680.02086624380.00910.02580.01810.02690.02096991390.00910.02580.01820.02690.02028、97375400.00910.02590.01820.0270.0217777410.00910.0260.01830.02710.0218198420.00910.0260.01830.02720.0211863943H2物性參數0.00920.02610.01830.02720.02119101440.00920.02620.01840.02730.02129584450.00920.02620.01840.02740.021210068460.00920.02630.01850.02750.021310614470.00920.02640.01850.02750.02131116348029、.00930.02650.01850.02760.021411736490.00930.02650.01860.02770.021412335500.00930.02660.01860.02780.021512960510.00930.02670.01870.02790.021513612520.00930.02670.01870.02790.021614292530.00940.02680.01880.0280.021615001540.00940.02690.01880.02810.021715740550.00940.02690.01880.02820.021716510560.009430、0.0270.01890.02820.021817312570.00940.02710.01890.02830.021818146580.00950.02710.0190.02840.021919014590.00950.02720.0190.02850.021919917600.00950.02730.0190.02860.02220860610.00950.02730.01910.02860.02221840620.00950.02740.01910.02870.022122850630.00950.02750.01920.02880.022123910640.00960.02750.0131、920.02890.022125010650.00960.02760.01920.02890.022226150660.00960.02770.01930.0290.022227330670.00960.02780.01930.02910.022328560680.00960.02780.01940.02920.022329840690.00970.02790.01940.02920.022431170700.00970.0280.01940.02930.022432540710.00970.0280.01950.02940.022533960720.00970.02810.01950.02932、50.022535430730.00970.02820.01960.02960.022636960740.00980.02820.01960.02960.022638550750.00980.02830.01970.02970.022740190760.00980.02840.01970.02980.022741890770.00980.02840.01970.02990.022843650780.00980.02850.01980.02990.022845470790.00990.02860.01980.030.022947360800.00990.02860.01990.03010.02233、949310810.00990.02870.01990.03020.02351330820.00990.02880.01990.03020.02353420830.00990.02880.020.03030.023155580840.00990.02890.020.03040.023157810850.010.0290.02010.03050.023260110860.010.0290.02010.03050.023262490870.010.02910.02010.03060.023364950880.010.02920.02020.03070.023367490890.010.02930.34、02020.03080.023470110900.01010.02930.02030.03090.023472810910.01010.02940.02030.03090.023575600920.01010.02950.02030.0310.023578480930.01010.02950.02040.03110.023581450940.01010.02960.02040.03120.023684510950.01020.02970.02050.03120.023687670960.01020.02970.02050.03130.023790930970.01020.02980.0205035、.03140.023794290980.01020.02990.02060.03150.023897750990.01020.02990.02060.03150.02381033101000.01020.030.02070.03160.02391049801010.01030.03010.02070.03170.02391087601020.01030.03010.02070.03180.0241126501030.01030.03020.02080.03180.0241166601040.01030.03030.02080.03190.02411207901050.01030.03030.036、2090.0320.02411250401060.01040.03040.02090.03210.02421294101070.01040.03050.02090.03210.02421339001080.01040.03050.0210.03220.02431385201090.01040.03060.0210.03230.02431432601100.01040.03070.02110.03240.02441481401110.01050.03070.02110.03250.02441531601120.01050.03080.02110.03250.02451583101130.010537、0.03090.02120.03260.02451636101140.01050.03090.02120.03270.02451690501150.01050.0310.02130.03280.02461746401160.01050.03110.02130.03280.02461803801170.01060.03110.02130.03290.02471862801180.01060.03120.02140.0330.02471923301190.01060.03130.02140.03310.02481985401200.01060.03130.02150.03310.02482049138、01210.01060.03140.02150.03320.02492114401220.01070.03150.02150.03330.02492181401230.01070.03150.02160.03340.0252250201240.01070.03160.02160.03340.0252320801250.01070.03170.02170.03350.02512393201260.01070.03170.02170.03360.02512467401270.01070.03180.02170.03370.02522543401280.01080.03190.02180.0337039、.02522621301290.01080.03190.02180.03380.02532701101300.01080.0320.02190.03390.02532782901310.01080.03210.02190.0340.02542866801320.01080.03210.02190.0340.02542952801330.01090.03220.0220.03410.02543041001340.01090.03230.0220.03420.02553130001350.01090.03230.02210.03430.02553222001360.01090.03240.022140、0.03430.02563317001370.01090.03250.02210.03440.02563414001380.0110.03250.02220.03450.02573513001390.0110.03260.02220.03460.02573614001400.0110.03270.02220.03460.02583717001410.0110.03270.02230.03470.02583823001420.0110.03280.02230.03480.02593931001430.0110.03290.02240.03490.02594042001440.01110.032941、0.02240.03490.0264155001450.01110.0330.02240.0350.0264271001460.01110.03310.02250.03510.02614389001470.01110.03310.02250.03520.02614510001480.01110.03320.02260.03520.02614634001490.01120.03330.02260.03530.0262476000150488900151502000152515500153529300154543300155557600156572300157587200158602400159642、1800016063390016165020016266670016368360016470080016571830016673620016775450016877310016979200017081140017183110017285110017381760017489250017591370017693540017795740017897990017910027001801026000181104970018210738001831098400184112340018511488001861174700187120110018812280001891255300190參數名稱單位數值熱流體43、名稱濕混氣警警告告:流流體體名名稱稱只只能能輸輸入入干干混混氣氣、濕濕混混氣氣或或其其它它具具體體名名稱稱熱流體質量流量kg/s0.472警警告告:干干,濕濕混混氣氣時時,請請檢檢查查該該值值跟跟后后面面計計算算的的是是否否一一致致熱流體工作壓力(A)kpa1100熱流體允許壓降kpa熱流體進口溫度83熱流體出口溫度45熱流體定性溫度64熱流體在工作壓力下的密度 kg/m311.2330熱流體定壓比熱 CpKJ/Kg.k1.0227熱流體導熱系數 x102w/m.k2.7163熱流體動力粘度 x106kg/m.s18.7911熱流體普朗特數 Pr0.7075冷流體名稱水警警告告:流流體體名名稱44、稱只只能能輸輸入入干干混混氣氣、濕濕混混氣氣或或其其它它具具體體名名稱稱冷流體質量流量kg/s4.15冷流體工作壓力(A)kpa800冷流體允許壓降kpa冷流體進口溫度35冷流體出口溫度37冷流體定性溫度36冷流體在工作壓力下的密度 kg/m3993.56冷流體定壓比熱 CpKJ/Kg.k4.174冷流體導熱系數 x102w/m.k62.82冷流體動力粘度 x106kg/m.s712.58冷流體普朗特數 Pr4.754熱流體進口溫度減冷流體出口溫度46熱流體出口溫度減冷流體進口溫度10Tmax46Tmin10對數溫差tm23.59P0.041666667R19對數溫差修正系數0.973833845、24有效的對數溫差tm22.97流體散熱量QKw34.62單單一一流流體體物物性性參參數數輔輔助助部部分分:熱流體定性溫度上限70熱流體定性溫度下限60定性溫度上限的密度 kg/m3定性溫度下限的密度 kg/m3定性溫度上限的定壓比熱 CpKJ/Kg.k定性溫度下限的定壓比熱 CpKJ/Kg.k定性溫度上限的導熱系數 x102w/m.k定性溫度下限的導熱系數 x10-2w/m.k定性溫度上限的動力粘度 x106kg/m.s定性溫度下限的動力粘度 x106kg/m.s定性溫度上限的普朗特數 Pr定性溫度下限的普朗特數 Pr冷流體定性溫度上限40冷流體定性溫度下限30定性溫度上限的密度 kg/m346、992.2定性溫度下限的密度 kg/m3995.6定性溫度上限的定壓比熱 CpKJ/Kg.k4.174定性溫度下限的定壓比熱 CpKJ/Kg.k4.174定性溫度上限的導熱系數 x102w/m.k63.5定性溫度下限的導熱系數 x102w/m.k61.8定性溫度上限的動力粘度 x106kg/m.s653.3定性溫度下限的動力粘度 x106kg/m.s801.5定性溫度上限的普朗特數 Pr4.31定性溫度下限的普朗特數 Pr5.42顏顏色色說說明明:表示流體的名稱表示必須填寫的數據表示在某種條件下才需輸入的數據表示需要查表才能得到的數據表示重點需要關注的數據表示此處需要進行自行判斷表示經過程序處47、理后的查表警警告告:請請檢檢查查對對應應多多組組分分流流體體的的工工作作壓壓力力,進進口口溫溫度度,出出口口溫溫度度是是否否輸輸入入,請請在在上上述述數數據據輸輸入入后后再再進進行行下下面面的的輸輸入入參數名稱單位數值多多組組分分氣氣體體原原始始物物性性參參數數(非非共共沸沸混混合合物物):初始氣體壓力(A)kPa101.325氣體成分初始氣體溫度 30水蒸氣初始氣體體積流量 m3/s0.41干空氣初始氣體相對濕度%75O2警警告告:如如果果已已知知相相對對濕濕度度請請輸輸入入,如如未未知知,請請保保持持空空格格N2初始溫度下的飽和水蒸氣壓力 Pa4241CO2初始條件下的水蒸氣分壓力 Pa348、,180.75CO初始條件下的干混氣分壓力 Pa98,144.25H2初始條件下的含濕量 g/Kg20.16CH4初始條件下干混氣的質量流量 Kg/s0.4627Ar初始條件下水蒸氣的質量流量 Kg/s0.0093CH3OH注注:本本部部分分只只關關注注了了有有關關壓壓縮縮機機狀狀態態的的非非共共沸沸混混合合物物的的冷冷卻卻,但但并并沒沒有有包包含含混混合合物物的的過過冷冷計計算算。工作壓力下水蒸氣的分壓力 Pa34532.2水蒸氣分壓力對應的露點溫度 72若填寫了相對濕度,請校核判斷有無凝水析出有凝水析出xPs/P0冷卻器出口溫度45所填的百分比冷卻器出口溫度下的飽和水蒸氣壓力 Pa958449、兩者是否一致冷卻器出口狀態下的含濕量 g/Kg5.47冷卻器出口水蒸氣的質量流量 Kg/s0.0025濕混氣中干混氣的散熱量Kw17.68預預測測冷冷凝凝換換熱熱系系數數之之熱熱量量輔輔助助:冷卻器進口狀態下水蒸氣的h1KJ/Kg2,656.44水蒸氣冷卻過程中的散熱量干度0.27所有氣體冷卻過程中的散熱量冷卻器出口溫度下飽和水的定壓比熱KJ/Kg.K4.174冷卻器出口狀態下水蒸氣的h2KJ/Kg835.14濕混氣中水蒸氣的散熱量Kw16.94濕混氣的散熱量Kw34.62多多組組分分氣氣體體物物性性參參數數結結果果:理理想想混混合合氣氣體體的的特特性性:折合的濕混氣摩爾質量g/mol28.650、26171、混合氣體的摩爾氣體常數也是衡量,R=8.3145J/mol.K折合的干混氣摩爾質量g/mol28.972、混合氣體折合的摩爾質量,Meq=sumproduct(Xi*Mi)折合的濕混氣氣體常量J/mol.k290.45101043、混合氣體折合的氣體常數,Rg,eq=8.3145/Meq折合的干混氣氣體常量J/mol.k287.0037974、Pi/P=ni/n=Vi/V,其中P指壓力,n指摩爾數,V指體積濕混氣在工作壓力下的密度 kg/m311.233022525、Xi=Rg,i*wi/Rg,eq,其中Xi指摩爾分數,wi指質量分數,Rg,i指單一氣體的氣體常數干混氣在定性溫度下51、的比熱容 CpKJ/Kg.k1.0055350726、C=sumproduct(wi*Ci)濕混氣在定性溫度下的比熱容 CpKJ/Kg.k1.0226929857、=sumproduct(i*wi*(Mi)(1/3)/sumproduct(wi*(Mi)(1/3)濕混氣在定性溫度下的導熱系數 x102w/m.k2.7162668798、=sumproduct(i*wi*(Mi)(0.5)/sumproduct(wi*(Mi)(0.5)濕混氣在定性溫度下的動力粘度 x106kg/m.s18.7910982濕混氣在定性溫度下的普朗特數 Pr0.707497649干混氣在定性溫度下的導熱系數 x1052、2w/m.k2.726282892干混氣在定性溫度下的動力粘度 x106kg/m.s18.95600305干混氣在定性溫度下的普朗特數 Pr0.699154367定性溫度:64計算溫度128氣體常數J/mol.k摩爾質量g/mol摩爾/體積百分數%質量百分數%x102w/m.kx106kg/m.sCpKJ/Kg.k46118.023.141.9783431082.2210.62051.87282208說明:平均比定壓熱容直線關系式=(真實摩爾定壓熱容*8.3145)/分子式28728.9796.8698.024685942.73191.0055042603202.8822.10.920363253、29728.0102.7519.21.043462418944.0101.9916.80.903296829728.0102.7318.81.0473916841242.018018.79.514.40609651816.0401.77237770620839.9400.52043690525932.0500.990941048百百分分總總和和百百分分總總和和3.141001003.14OKKw0.18Kw17.86警警告告:請請檢檢查查對對應應多多組組分分流流體體的的工工作作壓壓力力,進進口口溫溫度度,出出口口溫溫度度是是否否輸輸入入,請請在在上上述述數數據據輸輸入入后后再再進進行行下下面面54、的的輸輸入入多多組組分分氣氣體體原原始始物物性性參參數數(非非共共沸沸混混合合物物):注注:本本部部分分只只關關注注了了有有關關壓壓縮縮機機狀狀態態的的非非共共沸沸混混合合物物的的冷冷卻卻,但但并并沒沒有有包包含含混混合合物物的的過過冷冷計計算算。若填寫了相對濕度,請校核xPs/P0所填的百分比兩者是否一致預預測測冷冷凝凝換換熱熱系系數數之之熱熱量量輔輔助助:水蒸氣冷卻過程中的散熱量所有氣體冷卻過程中的散熱量理理想想混混合合氣氣體體的的特特性性:1、混合氣體的摩爾氣體常數也是衡量,R=8.3145J/mol.K2、混合氣體折合的摩爾質量,Meq=sumproduct(Xi*Mi)3、混合氣體折55、合的氣體常數,Rg,eq=8.3145/Meq4、Pi/P=ni/n=Vi/V,其中P指壓力,n指摩爾數,V指體積5、Xi=Rg,i*wi/Rg,eq,其中Xi指摩爾分數,wi指質量分數,Rg,i指單一氣體的氣體常數6、C=sumproduct(wi*Ci)7、=sumproduct(i*wi*(Mi)(1/3)/sumproduct(wi*(Mi)(1/3)8、=sumproduct(i*wi*(Mi)(0.5)/sumproduct(wi*(Mi)(0.5)參數名稱單位數值管側流體水殼側流體濕混氣警警告告:流流體體名名稱稱必必須須跟跟前前面面的的一一致致殼體筒體外徑D0mm168殼體筒體厚56、度mm5殼體筒體內徑 Dimm158布管限定圓 DLmm140換熱管外徑 d0mm8換熱管壁厚 mm0.6換熱管長度 Lm1.1換熱管材質BFe10-1-1換熱管的導熱系數 w/m.k36換熱管類型光管警警告告:如如換換熱熱管管類類型型為為花花瓣瓣管管,請請填填寫寫以以下下內內容容花瓣管肋距mm1.25花瓣管每米換熱面積m20.055肋化系數1.176換熱管橫向間距 S1mm10.3換熱管管夾角 度60換熱管縱向間距 S2mm8.92管側流程數2警警告告:流流程程數數只只能能輸輸入入1 1,2 2或或4 4分程隔板槽間距 Snmm18縱向單側管列數 Ny71、4分程槽前已有的管列數7警警告告:57、單單、雙雙流流程程時時同同上上,四四流流程程時時根根據據情情況況輸輸入入第2、3流程布管形式(中間)居中警警告告:只只能能是是居居中中或或跨跨中中第1、4流程布管形式(上下)跨中警警告告:只只能能是是居居中中或或跨跨中中,且且僅僅四四流流程程時時使使用用折流板形式弓形折流板缺口高度 himm47.4折流板缺口開口方向上下警警告告:開開口口方方向向只只能能添添“左左右右”或或“上上下下”折流板錯流區單側管列數3折流板圓心角度132.84折流板個數8注注:若若接接管管同同側側,請請填填奇奇數數管板到第1塊折流板距離mm275折流板間距mm61.1折流板厚度mm3管板布管孔數136計算的單程換熱管根58、數68第2、3流程單程管孔數(中間)68第1、4流程單程管孔數(上下)0警警告告:若若是是多多流流程程,請請保保持持各各流流程程管管數數相相當當管側單程流通截面積m20.00246947錯流區折流板上的管孔數72折流板缺口處管孔數32折流板缺口面積m20.004946695缺口處管子所占的面積m20.001608448缺口處的流通面積m20.003338247錯流區靠近中心管排數13錯流區流通面積m20.003077635警警告告:請請使使缺缺口口處處的的流流通通面面積積相相當當于于錯錯流流區區面面積積殼側流通截面積m20.003205293參數名稱單位數值管管內內換換熱熱關關聯聯式式輔輔助助59、管側流體線流速m/s1.69D D殼側流體質量流速kg/m2.s147.26普朗特數 Pr的n管側雷諾數16023.45氣體修正因子殼側雷諾數62693.51壁溫下的動力粘度 x10-6液體修正因子管側換熱關聯式名稱D警警告告:關關聯聯式式名名稱稱只只能能輸輸入入D D,S S或或M MS S假設管內壁溫35壁溫下的動力粘度 x10-6管側關聯式修正因子1修正因子管側Nu方程的C0.023管側Nu方程Re的m0.8M M管側Nu方程Pr的n0.3壁溫下的普朗特數 Pr管側的對流換熱系數w/m2.k7,838.62修正因子校核管內壁溫37.4壁溫接近比%93.58殼殼側側冷冷凝凝換換熱熱之之熱熱60、量量與與結結構構耦耦合合輔輔助助:殼側未冷凝氣體質量流速假設管外壁溫45殼側未冷凝氣體雷諾數壁溫下的動力粘度x106kg/m.s18.7911殼側未冷凝氣體的對流換熱系數殼側關聯式修正因子1.00殼側Nu方程的C0.36濕混氣有無凝水析出殼側Nu方程Re的m0.55冷凝液在管外壁溫下的物性參數:殼側Nu方程Pr的n0.333333333冷凝液體的密度殼側的對流換熱系數w/m2.k473.77冷凝液體的導熱系數x102校核管外壁溫44.6冷凝液體的動力粘度x106壁溫接近比%99.1冷凝液流的股數管側熱阻m2.k/w0.00017冷凝負荷殼側熱阻m2.k/w0.0004冷凝液膜的雷諾數總的傳熱系61、數w/m2.k347.4殼側冷凝側界膜傳熱系數實際的換熱面積m23.68殼側綜合冷卻、冷凝對流換熱系數計算的換熱面積(未考慮溫差修正)m22.8計算的換熱面積(考慮溫差修正)m22.9總的換熱系數面積裕度(未考慮溫差修正)%31.4面積裕度(考慮溫差修正)%26.9管側接管直徑mm300殼側接管直徑mm80管側沿程阻力kpa7.08管側回彎阻力kpa11.35管側接管處流速m/s0.06管側接管壓降kpa0.00管側總壓降kpa18.43殼側流體流過缺口時的流速m/s12.59殼側流體橫略管束時的流速m/s13.65流過每塊折流板時的壓降kpa0.1834橫向流過管束時的雷諾數65,277.962、0橫向流過管束阻力因子0.10480橫向流過管束時的壓降kpa3.5095在折流板間平行流動時的當量直徑mm6.62在折流板間平行流動時的雷諾數49,822.70在折流板間平行流動時的阻力因子0.02118在折流板間平行流動時的壓降kpa3.1160殼側接管處的流速m/s8.36殼側接管處的壓降kpa0.59殼側總壓降kpa7.3989Nu=0.023xRe0.8xPrn0.41.014185106#DIV/0!Nu=0.027xRe0.8xPr(1/3)#DIV/0!Nu=0.021xRe0.8xPr0.43#DIV/0!kg/m2.s146.4861818.94w/m2.k469.99有凝63、水析出kg/m3990.1w/m.k64.15kg/m.s601.3523.67kg/m.s0.00026121.7372033w/m2.k24020.371w/m2.k877.74w/m2.k524.3管管內內換換熱熱關關聯聯式式輔輔助助普朗特數 Pr的n壁溫下的動力粘度 x10-6壁溫下的動力粘度 x10-6壁溫下的普朗特數 Pr殼殼側側冷冷凝凝換換熱熱之之熱熱量量與與結結構構耦耦合合輔輔助助:殼側未冷凝氣體質量流速殼側未冷凝氣體雷諾數殼側未冷凝氣體的對流換熱系數濕混氣有無凝水析出冷凝液在管外壁溫下的物性參數:冷凝液體的密度冷凝液體的導熱系數x102冷凝液體的動力粘度x106冷凝液流的股數64、冷凝液膜的雷諾數殼側冷凝側界膜傳熱系數殼側綜合冷卻、冷凝對流換熱系數殼體內徑Di158第第2 2、3 3流流程程單單側側布布管管情情況況(針針對對單單、雙雙流流程程及及四四流流程程情情況況下下的的第第2 2、3 3流流程程的的管管孔孔數數)布管限定圓 DL140序號到中心列數 到中心距離 計算管孔數 該列管孔外緣到限定圓的距離 實際管孔數換熱管外徑 d08119133.513管側流程數 n22217.9212712換熱管橫向間距 S110.33326.8411911換熱管管夾角 604435.76101010換熱管縱向間距 S28.925544.6898.59分程隔板槽間距 Sn186653.65、6858縱向單側管列數 Ny77762.525751,4分程槽前已有的管列數780000第1、4流程布管形式(上下)跨中90000第2、3流程布管形式(中間)居中100000折流板錯流區單側管列數3110000折流板缺口開口方向上下120000折流板缺口高度hi47.4130000140000結結論論:150000管板布管孔數136160000錯流區折流板上的管孔數(上下)72170000錯流區折流板上的管孔數(左右)0180000第1、4流程單程管孔數(上下)0190000第2、3流程單程管孔數(中間)68200000熱 工 計 算 表Mechanical and Heat Calculat66、ion 序號主 要 參 數符 號單 位數 值NO.NameSymbolUnitNumeral Value1散熱量Heat ReleaseQKW34.622介質種類Medium Type水濕混氣3介質流量Medium FlowGVm3/h4介質密度Medium DensityKg/m3993.5611.23305介質比熱Medium Specific HeatCPKj/Kg.4.1741.02276介質溫差Medium Range of Temperaturet2387介質進出口溫度In/outlet Temperature of Mediumt1/t235/3783/458對數平均溫差Loga67、rithmic Mean Temperature Press.m23.599污垢系數Dirt Coefficientm2./W0.000170.000410傳熱系數Heat transfer CoefficientKW/m2.347.411計算所需冷卻面積Calculated Radiating Area Sm22.912實際冷卻面積 Actual Radiating AreaSm23.6813介質流通截面積Flow Section Area of Mediumfm20.002469470.00320529314介質流程Flow Number of Mediumn2115介質流速Velocity of Mediumm/s1.69147.26Kg/m2.s16介質壓力損失Pressure Loss of MediumPKpa18.437.398917散熱面積儲備系數Reserve Coefficient of Radiating Area26.9%18冷卻器型號Type of CoolerKLQ3.6819用戶Consumer編制:校對:審核:日期:
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