前调节级及八级热力计算汇总表

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1、调节级第一级第二级第三级第四级第五级第六级第七级第八级调节级第一级第二级第三级第四级第五级第六级第七级第八级进口压力(MPa)8.396.6855.640773.853.342.872.251.84动叶理想滞止焓降(kJ/kg)32.68717.27318.27618.87115.07215.65117.28916.80119.152进口焓(kJ/kg)34793401.37433863340.51330032573210.531433144动叶出口相对速度(m/s)255.683185.87191.187194.27173.62176.922173.679183.308195.714进气量(

2、G/t)253.860250.363250.363250.363250.363250.363235.811235.811235.811动叶速度系数0.90.90.890.890.890.890.890.940.94喷嘴平均直径(m)1.1000.98550.98850.9920.9961.00051.00451.01051.015动叶实际出口相对速度(m/s)230.115167.28170.156177.903154.522157.461173.679171.393183.97圆周速度(m)172.7154.802155.43155.901156.608157.079157.864158.8

3、06159.355动叶损失(kJ/kg)6.2113.2823.803.9233.1333.2543.5941.7972.23最佳速比0.410.460.460.460.480.480.480.490.50动叶后蒸汽压力(MPa)6.6855.64.773.853.342.872.251.841.54级的理想出口速度(m/s)421.22336.526337.722338.915326.267237.25328.883324.094318.710动叶后蒸汽比体积(m3/kg)0.04760.06150.0510.0790.0870.1050.1280.1480.171级的理想比焓降(kJ/kg

4、)88.7156.62560.85059.12754.99255.00755.59154.31652.5动叶后蒸汽温度()480.724477456430408.5382350334320.8反动度0.0720.0740.0790.0860.1040.1100.1050.1100.115动叶出口汽流角正弦值0.33540.34070.34120.34170.34210.34340.34440.3450.3616喷嘴理想焓降(kJ/kg)82.3252.43556.04554.04249.27348.95649.75448.34146.463动叶出口汽流角()19.6019.9219.9519.

5、9820.020.0820.1220.18221.20喷嘴后压力(MPa)6.7845.754.884.03.42.902.281.891.57动叶出口绝对速度(m/s)88.8957.0558.23359.44754.07954.93359.95960.15967.771喷嘴后理想比体积(m3/kg)0.04950.05660.0660.0780.09110.1030.1250.1450.167动叶出汽角()60.2787.4585.54783.63877.82279.8486.02983.42278.998喷嘴后理想温度()492.86147145705432410384361337323

6、余速损失(kJ/kg)3.9513.8241.701.7671.4621.5091.7981.8102.300喷嘴前后压比0.8090.860.8480.8440.8720.8530.7860.8480.826轮周有效焓降1(kJ/kg)73.68346.4252.0450.24347.48547.35147.25947.85245.228喷嘴速度系数0.970.970.970.970.970.970.970.970.97轮周效率(%)83.0687.9287.9887.5988.7188.5187.85391.1490.09喷嘴实际出口速度(m/s)393.59314.12324.75431

7、8.898304.503303.522305.985301.609295.69叶高损失(kJ/kg)4.973.083.3072.6152.1511.9391.7931.5821.348喷嘴损失(kJ/kg)4.8653.0993.3123.1942.9122.8932.9402.8572.746轮周有效焓降2(kJ/kg)68.71343.3449.00347.62845.33445.41245.46646.2743.88喷嘴流量系数0.970.970.970.970.970.970.970.970.97轮周功率(kW)4845.413014.093407.9273312.3023152.7

8、663158.192978.1623030.8262874.274喷嘴出口面积()88.6125.31141.34170.162208.063235.66267.591314.909370.0叶轮摩擦损失(kJ/kg)1.8630.89520.9140.6880.6140.5310.4710.4130.362喷嘴高度(m)23.7224.1027.4230.7435.3239.0842.1748.4053.68鼓风损失(kJ/kg)1.0180.07580.1520.1090.0110.0390.00460.0210.022喷嘴实际面积()91.45137.62168.66196.03216.

9、16248.16276.75324.16383.58斥气损失(kJ/kg)3.6370.3750.4310.4010.3490.3290.3470.3500.344原喷嘴数(个)384848484848484846部分进气损失(kJ/kg)4.6550.45080.5830.510.360.3680.35160.3710.366计算喷嘴数(个)374441424746474745隔板气封齿数(个)10101055555堵喷嘴数(个)147612111隔板漏气损失(kJ/kg)1.0011.230.8100.8480.7810.6960.8440.796节距(m)44.2564.5064.706

10、4.965.239.0942.1748.4053.68叶顶漏气损失(kJ/kg)1.1601.0891.3061.13581.1141.0440.6031.279喉部宽(m)10.0811.9612.8513.313.3313.2313.6613.9715.53总漏气损失(kJ/kg)2.1612.3192.1161.9831.8951.741.4472.075喷嘴出口角正弦0.22360.20080.20140.20200.20280.20450.20450.20580.2167级的有效焓降(kJ/kg)62.19539083345.18644.31442.37743.61842.90344

11、.03941.873喷嘴出汽角()13.1710.6911.6211.6511.7011.8011.8112.2012.95级效率(%)70.1175.4476.3977.2679.1681.5379.7683.8683.41喷嘴出口面积()88.5126.82144.5171.714221.283240.8270.740317.79375.143级的内功率(kW)4385.782770.23142.473143.3772947.123033.432810.2732884.6892742.81修正喷嘴出口汽流实际速度(m/s)394.416310.38313.327315.905286.311

12、288.56302.43298.88313.854级后压力(MPa)6.6855.64.773.853.342.872.251.841.54部分进汽度0.4740.960.8540.8880.9880.9590.9950.9790.978级的出口焓(kJ/kg)3401.37433863340.51330032573210.5314331443098动叶进口相对速度(m/s)229.357161.76164.046166.046136.770138.575151.339147.119162.0专业：班级： 姓名：学号：进汽角()22.6122.6622.6722.5525.12125.224.12123.91824.8动叶进口动能(kJ/kg)26.3013.08313.45213.7869.3539.611.45210.82613.122动叶理想焓降(kJ/kg)6.3874.194.8075.0855.7196.055.8375.9756.03 附录：调节级及前八级热力计算汇总表