汽轮机各工况参数.doc

表5-1 -2（A） 汽 轮 机 热 力 特 性 数 据工 况项 目铭牌工况VWO工况THA工况夏季工况阻塞背压工况高加全部停用工况7#低加切除工况厂用汽工 况功率 MW660.0690.5660.0619.5666.5660.0660.0660.0热耗率 kJ/kWh8046.48005.77998.78574.87968.38234.68057.37722.2主蒸汽压力 MPa(a)24.20024.20024.20024.20024.20024.20024.20024.200主蒸汽温度 566.0566.0566.0566.0566.0566.0566.0566.0主蒸汽流量 t/h1993.572095.001979.321993.571993.571726.561996.872088.33高压缸排汽压力MPa(a)4.5254.7524.5124.5124.5404.6694.5424.603高压缸排汽温度 316.0321.6315.8315.7316.4322.6316.5317.7再热蒸汽压力 MPa(a)4.1634.3724.1514.1514.1774.2964.1794.234再热蒸汽温度 566.0566.0566.0566.0566.0566.0566.0566.0再热蒸汽流量 t/h1690.531775.801683.711689.501694.871705.601697.231728.01中压缸排汽压力Pa(a)0.5900.6200.5950.5760.5940.6590.5760.542低压缸排汽压力kPa(a)13.013.013.032.08.013.013.013.0低压缸排汽干度 %92.592.392.696.192.692.492.692.4低压缸排汽焓 kJ/kg2416.52411.82417.22538.02399.12413.42416.92414.0低压缸排汽流量 t/h1114.341171.151128.211124.41107.201238.881145.561023.69补给水率 %1.5001.50000最终给水温度 282.8286.0282.5282.7282.9191.8283.1284.9表5-1 -2（B） 额定出力下汽轮机特性数据随背压的变化工 况项 目75%THA工况（定压）75%THA工况（滑压）50%THA工况（定压）50%THA工况（滑压）40%THA工况（定压）40%THA工况（滑压）功率 MW495.0495.0330.0330.0264.0264.0热耗率 kJ/kWh8073.18075.58359.48354.78574.58564.6主蒸汽压力 MPa(a)24.20019.10024.20012.70024.20010.190主蒸汽温度 566.0566.0566.0566.0566.0566.0主蒸汽流量 t/h1421.111424.75929.89933.21745.83748.25高压缸排汽压力MPa(a)3.3193.3372.2262.2481.8041.824高压缸排汽温度 288.4313.1262.1320.5251.8324.4再热蒸汽压力 MPa(a)3.0533.0702.0482.0681.6601.678再热蒸汽温度 566.0566.0566.0566.0566.0566.0再热蒸汽流量 t/h1230.871236.65820.77827.14663.62669.04中压缸排汽压力Pa(a)0.4520.4610.3090.3230.2530.267低压缸排汽压力kPa(a)13.013.013.013.013.013.0低压缸排汽干度 %94.094.096.596.398.097.8低压缸排汽焓 kJ/kg2451.52451.02510.12507.02546.52542.7低压缸排汽流量 t/h868.42885.62603.15628.66497.49522.58补给水率 %000000最终给水温度 262.7263.7239.0240.9227.3229.6表5-1 -2（C） THA流量下汽轮机特性数据随背压的变化背 压kPa阻塞背压kPa10kPa15kPa20kPa25kPa30kPa最高满发背 压kPa机组出力MW660.0660.0660.0660.0660.0660.0/汽轮发电机组热耗值kJ/kWh7950.07950.28036.38144.48259.78373.2/主蒸汽压力MPa(a)24.20024.20024.20024.20024.20024.200/再热蒸汽压力MPa(a)4.1234.1234.1744.2384.3074.375/高压缸排汽压力MPa(a)4.4824.4824.5374.6074.6814.755/主蒸汽温度566.0566.0566.0566.0566.0566.0/再热蒸汽温度566.0566.0566.0566.0566.0566.0/高压缸排汽温度315.0315.0316.4318.0319.8321.6/主蒸汽流量kg/h1964.411964.671990.762023.752059.192094.38/再热蒸汽流量kg/h1671.071672.011692.921719.321747.631775.71/低压缸排汽干度%92.392.492.893.694.495.3/低压缸排汽焓kJ/kg2400.22402.72429.22458.62487.82515.0/低压缸排汽流量kg/h1102.891111.971141.241169.671196.971222.69/补给水率%000000/辅机冷却水温度/最终给水温度282.1282.1282.9283.9285.0286.0/表5-1 -2（D） TMCR流量下汽轮机特性数据随背压的变化背 压kPa(a)阻塞背压911152025303550名牌出力MW663.7663.6663.0656.8647.9638.3629.1621.1603.9汽轮发电机组热耗值kJ/kWh7954.07956.07962.98037.28148.38271.08391.28498.88742.1主蒸汽压力MPa(a)24.20024.20024.20024.20024.20024.20024.20024.20024.200再热蒸汽压力MPa(a)4.1524.1524.1524.1534.1534.1534.1544.1534.154高压缸排汽压力MPa(a)4.5134.5134.5134.5144.5144.5154.5154.5154.515主蒸汽温度566.0566.0566.0566.0566.0566.0566.0566.0566.0再热蒸汽温度566.0566.0566.0566.0566.0566.0566.0566.0566.0高压缸排汽温度315.8315.8315.8315.8315.8315.8315.8315.8315.9主蒸汽流量kg/h1979.321979.321979.321979.321979.321979.321979.321979.321979.32再热蒸汽流量kg/h1683.691683.701683.761683.791683.821683.851683.881683.881683.94低压缸排汽干度%92.392.492.692.993.794.795.796.598.3低压缸排汽焓kJ/kg2399.92400.42406.82429.82461.52494.12524.42550.52606.1低压缸排汽流量kg/h1107.651112.421122.321136.001149.491160.581170.051178.481198.91补给水率%000000000辅机冷却水温度/最终给水温度282.5282.5282.5282.5282.5282.5282.5282.5282.57 表5-1 -2（E） VWO流量下汽轮机特性数据随背压的变化背 压kPa(a)阻塞背压911132025303350名牌出力MW666.5666.4665.4659.2650.2640.6631.5626.6606.3汽轮发电机组热耗值kJ/kWh7968.37969.17981.08056.38167.18289.58408.88475.28758.7主蒸汽压力MPa(a)24.20024.20024.20024.20024.20024.20024.20024.20024.200再热蒸汽压力MPa(a)4.1774.1774.1774.1774.1774.1784.1784.1784.179高压缸排汽压力MPa(a)4.5404.5404.5404.5404.5414.5414.5414.5414.542主蒸汽温度566.0566.0566.0566.0566.0566.0566.0566.0566.0再热蒸汽温度566.0566.0566.0566.0566.0566.0566.0566.0566.0高压缸排汽温度316.4316.4316.4316.4316.4316.5316.4316.4316.51主蒸汽流量kg/h1993.571993.571993.571993.571993.571993.571993.571993.571993.57再热蒸汽流量kg/h1694.871694.871694.881694.921694.951694.981694.981695.001695.07低压缸排汽干度%92.392.492.592.893.794.795.696.298.2低压缸排汽焓kJ/kg2399.12399.62406.02429.12460.82493.42523.72540.02605.3低压缸排汽流量kg/h1107.201111.921120.371134.151147.741158.901168.551173.691197.49补给水率%000000000辅机冷却水温度/最终给水温度282.9282.9282.9282.9282.9282.9283.0283.0283.0表5-1 -2（F） VWO流量下汽轮机特性数据随背压的变化背 压kPa(a)阻塞背压911132025303350名牌出力MW693.7693.6693.3687.4678.1668.4658.7653.6632.7汽轮发电机组热耗值kJ/kWh7968.87970.07973.38042.28151.98271.08391.68457.48736.6主蒸汽压力MPa(a)24.20024.20024.20024.20024.20024.20024.20024.20024.200再热蒸汽压力MPa(a)4.3724.3724.3724.3734.3734.3734.3744.3744.374高压缸排汽压力MPa(a)4.7524.7524.7524.7534.7534.7544.7544.7544.755主蒸汽温度566.0566.0566.0566.0566.0566.0566.0566.0566.0再热蒸汽温度566.0566.0566.0566.0566.0566.0566.0566.0566.0高压缸排汽温度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再热蒸汽流量kg/h1775.821775.841775.851775.871775.901775.941775.971775.981776