铜管翅片蒸发器热力计算

参数数值单位1盘管参数(1)铜管外径d09.52mm(2)铜管壁厚δ0.3mm(3)铜管孔距S125.4mm(4)铜管排距S222mm(5)翅片厚度δf0.115mm(6)每英寸翅片片数Nf12片(7)波纹翅片的半波长Xf5.5mm(8)波纹翅片的波高Pd2mm(9)孔数N156个(10)排数N28排初始参数(11)铜管迎风面长度L02100mm(12)回路形式Ls2回路2工况参数(1)风量G35000m3/h(2)进风干球温度t135℃(3)进风湿球温度ts129℃(4)设计进水温度tw17℃(6)管内流体流量W1500L/min3(1)流体密度ρw1000kg/m3(2)流体比热cw4.19kJ/(kg·℃)(3)流体导热系数λw0.574W/(m·℃)管内流体物性参数(默认流体为水)(4)流体运动粘度υw1.306E-06m2/s参数数值单位(1)冷量Q0.000kW(2)出风空气干球温度t20.000℃(3)出风空气湿球温度ts20.000℃(4)出水温度tw20.000℃(5)进风空气比焓h10.000kJ/kg(6)出风空气比焓h20.000kJ/kg(7)肋化系数τ0.000输出参数(8)肋表面全效率Ø00.000(9)析湿系数ξ0.000(10)空气侧换热系数αa0.000W/(m2·℃)(11)流体侧换热系数αw0.000W/(m2·℃)(12)总换热系数Ks0.000W/(m2·℃)(13)换热面积F0.000m2(14)空气侧压降Δpa0.000Pa(15)流体侧压降Δpw0.000kPa133.0558.0205.0272.021357.0)()()()(Re394.0ffddfbffqSPPXdSSSj20ddifbdd2022SNb2)1000(4icdfffNS4.2561min100.1)()(ffbSdSf61'min100.1fSSf'minminfffbfSdSSf1000)22421（fffbbSSdf1000)(bfofff10001iidfioff11000Sfao1000000011LNSFy1000000011LNSFyyFNaF2yyFGv3600yvvmax)]()[(1000)()(211ffbffbeSdSSdSdqeqdvmaxRe133.0558.0205.0272.021357.0)()()()(Re394.0ffddfbffqSPPXdSSSj3600qmGGymFGG32Pr)1000(pacGjcwfNLsf160100043.037.0021.02.08.0)1000(iwwdv)1000exp(-1'2pqyacvNaE)1000exp(-1'2pqyacvNaE15.273tT)ln()ln(63524321TcTcTcTccTcpqb)(1111ssqbqttBApp111622.0qqpBpd)86.12501(01.11111tdth))('1(1122ssttEtt)053106.0exp(93575.167937629.0495628.7222sstth)(2121ttchhp5.022000(）铝fam)065.1lg85.01()065.1(00rRrRle20001SR200000drxxxxeeeexth)(eeflmlmth22)(obfffff01-w010001(）铜asKpmScGFK1000wpmcWcG60wpmcWcG60)]1(exp[1)]1(exp[1'gE1121wgttttEggEE')(21hhGQm)(21hhGQm601260)(12112211221ln)()(10002mstFKQ21)5.1Relg8.1(1q210002max11vdbpqea25.022Re)6.64(qN22max22vpqa21aaappp1000021LNNL1000021LNNLLsNN1331NLLwiwwdv1000Re25.0Re3164.0wf2100021wwifwfvdLp21SRqiqmdR094.02iqmdR094.022)(221wwmmwmvzp1000wmwfwppp