汽輪機(jī)各工況參數(shù)

1、 表5-1 -2（A） 汽 輪 機(jī) 熱 力 特 性 數(shù) 據(jù)工 況項 目銘牌工況VWO工況THA工況夏季工況阻塞背壓工況高加全部停用工況7#低加切除工況廠用汽工 況功率 MW660.0690.5660.0619.5666.5660.0660.0660.0熱耗率 kJ/kWh8046.48005.77998.78574.87968.38234.68057.37722.2主蒸汽壓力 MPa(a)24.20024.20024.20024.20024.20024.20024.20024.200主蒸汽溫度 566.0566.0566.0566.0566.0566.0566.0566.0主蒸汽流量 t/h1

2、993.572095.001979.321993.571993.571726.561996.872088.33高壓缸排汽壓力MPa(a)4.5254.7524.5124.5124.5404.6694.5424.603高壓缸排汽溫度 316.0321.6315.8315.7316.4322.6316.5317.7再熱蒸汽壓力 MPa(a)4.1634.3724.1514.1514.1774.2964.1794.234再熱蒸汽溫度 566.0566.0566.0566.0566.0566.0566.0566.0再熱蒸汽流量 t/h1690.531775.801683.711689.501694.8

3、71705.601697.231728.01中壓缸排汽壓力Pa(a)0.5900.6200.5950.5760.5940.6590.5760.542低壓缸排汽壓力kPa(a)13.013.013.032.08.013.013.013.0低壓缸排汽干度 %92.592.392.696.192.692.492.692.4低壓缸排汽焓 kJ/kg2416.52411.82417.22538.02399.12413.42416.92414.0低壓缸排汽流量 t/h1114.341171.151128.211124.41107.201238.881145.561023.69補(bǔ)給水率 %1.5001.50

4、000最終給水溫度 282.8286.0282.5282.7282.9191.8283.1284.9表5-1 -2（B） 額定出力下汽輪機(jī)特性數(shù)據(jù)隨背壓的變化工 況項 目75%THA工況（定壓）75%THA工況（滑壓）50%THA工況（定壓）50%THA工況（滑壓）40%THA工況（定壓）40%THA工況（滑壓）功率 MW495.0495.0330.0330.0264.0264.0熱耗率 kJ/kWh8073.18075.58359.48354.78574.58564.6主蒸汽壓力 MPa(a)24.20019.10024.20012.70024.20010.190主蒸汽溫度 566.0566

5、.0566.0566.0566.0566.0主蒸汽流量 t/h1421.111424.75929.89933.21745.83748.25高壓缸排汽壓力MPa(a)3.3193.3372.2262.2481.8041.824高壓缸排汽溫度 288.4313.1262.1320.5251.8324.4再熱蒸汽壓力 MPa(a)3.0533.0702.0482.0681.6601.678再熱蒸汽溫度 566.0566.0566.0566.0566.0566.0再熱蒸汽流量 t/h1230.871236.65820.77827.14663.62669.04中壓缸排汽壓力Pa(a)0.4520.461

6、0.3090.3230.2530.267低壓缸排汽壓力kPa(a)13.013.013.013.013.013.0低壓缸排汽干度 %94.094.096.596.398.097.8低壓缸排汽焓 kJ/kg2451.52451.02510.12507.02546.52542.7低壓缸排汽流量 t/h868.42885.62603.15628.66497.49522.58補(bǔ)給水率 %000000最終給水溫度 262.7263.7239.0240.9227.3229.6表5-1 -2（C） THA流量下汽輪機(jī)特性數(shù)據(jù)隨背壓的變化背 壓kPa阻塞背壓kPa10kPa15kPa20kPa25kPa30k

7、Pa最高滿發(fā)背 壓kPa機(jī)組出力MW660.0660.0660.0660.0660.0660.0/汽輪發(fā)電機(jī)組熱耗值kJ/kWh7950.07950.28036.38144.48259.78373.2/主蒸汽壓力MPa(a)24.20024.20024.20024.20024.20024.200/再熱蒸汽壓力MPa(a)4.1234.1234.1744.2384.3074.375/高壓缸排汽壓力MPa(a)4.4824.4824.5374.6074.6814.755/主蒸汽溫度566.0566.0566.0566.0566.0566.0/再熱蒸汽溫度566.0566.0566.0566.056

8、6.0566.0/高壓缸排汽溫度315.0315.0316.4318.0319.8321.6/主蒸汽流量kg/h1964.411964.671990.762023.752059.192094.38/再熱蒸汽流量kg/h1671.071672.011692.921719.321747.631775.71/低壓缸排汽干度%92.392.492.893.694.495.3/低壓缸排汽焓kJ/kg2400.22402.72429.22458.62487.82515.0/低壓缸排汽流量kg/h1102.891111.971141.241169.671196.971222.69/補(bǔ)給水率%000000/輔

9、機(jī)冷卻水溫度/最終給水溫度282.1282.1282.9283.9285.0286.0/表5-1 -2（D） TMCR流量下汽輪機(jī)特性數(shù)據(jù)隨背壓的變化背 壓kPa(a)阻塞背壓911152025303550名牌出力MW663.7663.6663.0656.8647.9638.3629.1621.1603.9汽輪發(fā)電機(jī)組熱耗值kJ/kWh7954.07956.07962.98037.28148.38271.08391.28498.88742.1主蒸汽壓力MPa(a)24.20024.20024.20024.20024.20024.20024.20024.20024.200再熱蒸汽壓力MPa(a)

10、4.1524.1524.1524.1534.1534.1534.1544.1534.154高壓缸排汽壓力MPa(a)4.5134.5134.5134.5144.5144.5154.5154.5154.515主蒸汽溫度566.0566.0566.0566.0566.0566.0566.0566.0566.0再熱蒸汽溫度566.0566.0566.0566.0566.0566.0566.0566.0566.0高壓缸排汽溫度315.8315.8315.8315.8315.8315.8315.8315.8315.9主蒸汽流量kg/h1979.321979.321979.321979.321979.32

11、1979.321979.321979.321979.32再熱蒸汽流量kg/h1683.691683.701683.761683.791683.821683.851683.881683.881683.94低壓缸排汽干度%92.392.492.692.993.794.795.796.598.3低壓缸排汽焓kJ/kg2399.92400.42406.82429.82461.52494.12524.42550.52606.1低壓缸排汽流量kg/h1107.651112.421122.321136.001149.491160.581170.051178.481198.91補(bǔ)給水率%000000000輔機(jī)

12、冷卻水溫度/最終給水溫度282.5282.5282.5282.5282.5282.5282.5282.5282.57 表5-1 -2（E） VWO流量下汽輪機(jī)特性數(shù)據(jù)隨背壓的變化背 壓kPa(a)阻塞背壓911132025303350名牌出力MW666.5666.4665.4659.2650.2640.6631.5626.6606.3汽輪發(fā)電機(jī)組熱耗值kJ/kWh7968.37969.17981.08056.38167.18289.58408.88475.28758.7主蒸汽壓力MPa(a)24.20024.20024.20024.20024.20024.20024.20024.20024.2

13、00再熱蒸汽壓力MPa(a)4.1774.1774.1774.1774.1774.1784.1784.1784.179高壓缸排汽壓力MPa(a)4.5404.5404.5404.5404.5414.5414.5414.5414.542主蒸汽溫度566.0566.0566.0566.0566.0566.0566.0566.0566.0再熱蒸汽溫度566.0566.0566.0566.0566.0566.0566.0566.0566.0高壓缸排汽溫度316.4316.4316.4316.4316.4316.5316.4316.4316.51主蒸汽流量kg/h1993.571993.571993.5

14、71993.571993.571993.571993.571993.571993.57再熱蒸汽流量kg/h1694.871694.871694.881694.921694.951694.981694.981695.001695.07低壓缸排汽干度%92.392.492.592.893.794.795.696.298.2低壓缸排汽焓kJ/kg2399.12399.62406.02429.12460.82493.42523.72540.02605.3低壓缸排汽流量kg/h1107.201111.921120.371134.151147.741158.901168.551173.691197.49補(bǔ)

15、給水率%000000000輔機(jī)冷卻水溫度/最終給水溫度282.9282.9282.9282.9282.9282.9283.0283.0283.0表5-1 -2（F） VWO流量下汽輪機(jī)特性數(shù)據(jù)隨背壓的變化背 壓kPa(a)阻塞背壓911132025303350名牌出力MW693.7693.6693.3687.4678.1668.4658.7653.6632.7汽輪發(fā)電機(jī)組熱耗值kJ/kWh7968.87970.07973.38042.28151.98271.08391.68457.48736.6主蒸汽壓力MPa(a)24.20024.20024.20024.20024.20024.20024.

16、20024.20024.200再熱蒸汽壓力MPa(a)4.3724.3724.3724.3734.3734.3734.3744.3744.374高壓缸排汽壓力MPa(a)4.7524.7524.7524.7534.7534.7544.7544.7544.755主蒸汽溫度566.0566.0566.0566.0566.0566.0566.0566.0566.0再熱蒸汽溫度566.0566.0566.0566.0566.0566.0566.0566.0566.0高壓缸排汽溫度321.6321.6321.6321.6321.6321.6321.6321.6321.6主蒸汽流量kg/h2095.002095.002095.002095.002095.002095.002095.002095.002095.00再熱蒸汽流量kg/h1775.821775.841775.851775.871775.901775.941775.971775.981776