盐度进口温度(℃)出口温度(℃)处理量(Kg/s)定性温度(℃)定压比热(J/Kg/K)定压比热(J/Kmol/K)CaCl2-11-4-7.52771乙炔气相321124.6672086421.51676.31643647.75π3.1415926换热器效率0.98P0.162790698初选传热系数K'(W/m2/K)580管R3Φ初选管程流速(m/s)1.6管径d(m)总换热量Q(J/s)850983.78320.938初选壳程流速(m/s)-内径di(m)海水流量qsw(Kg/s)43.87192778初估传热面积A'(m2)55.0234624单程管数Ns热端温差deltaT136管长l(m)冷端温差deltaT222取壳程流速m/s15单程管长L(m)对数平均温差deltaTm(℃)28.42775325管程平均传热温度差(℃)26.66523255总管数N管程对流传热系数hi壳程传热系数ho总传热系数K管程流通截面积(m2)0.022619467壳程流通面积ao(m2)0.045Rsi海水流速ui(m/s)1.5794503911.6壳程流速uo(m/s)290.123457RsoRei6069.6763582100