300MW汽轮机热力计算数据汇总表项目符号单位调节级高压缸1高压缸2高压缸3高压缸4蒸汽流量Gkg/s250.6250.82250.82250.82250.82喷嘴平均直径 dnmm1155796816836856动叶平均直径 domm1155796816836856级前压力poMpa15.836512.167411.3291910.58489.7538级前温度/干度to/xC533.62493.87485.4 474.5 462.5级前比焓值hokj/kg 3396.133336.3833317.583298.0543277.755圆周速度um/s181.335124.9829128.1033131.2609134.3796理想比焓降⊿htkj/kg8522.59 23.4624.3525.24理想速度Ctm/s412.3106212.5559216.6102220.6808224.6775假想速比Xt-0.439802 0.5880.59140.59480.5981反动度Ω m%847.942.948.347.9利用上级余速动能⊿hcokj/kg001.211.31.34喷嘴理想比焓降⊿hnkj/kg78.211.7693913.3956612.5889513.15004喷嘴滞止比焓降⊿hn*kj/kg78.211.7693913.3956612.5889513.15004喷嘴出口理想速度C1tm/s395.4744153.4235163.6805158.6755162.173喷嘴速度系数 ψ-0.970.970.970.970.97喷嘴出口实际速度c1m/s383.6102148.8208158.7701153.9152157.3078喷嘴损失⊿hnζkj/kg 4.621620.6955710.7916840.7440070.777167喷嘴出口理想焓值h1t3317.933324.6133304.1843285.4653264.605熵st6.43386.466.476.4767496.483727喷嘴后压力p1Mpa12.433311.7410.9433710.14689.333897喷嘴后温度/干度t1/xC/490.347487.39479.201468.172455.962喷嘴出口理想比体积v1tm3/kg0.02530.0268740.0285280.0303950.032609喷嘴出口截面积Ancm2165.2737452.9297450.6714495.3104519.943喷嘴出汽角α 1（º）15.114.78 14.7914.814.78喷嘴高度Lnmm20 79.8129877.4173882.9951685.19964部分进汽度e-0.891111喷嘴出口焓h13322.5523325.3093304.9763286.2093265.382p112.433311.7410.9433710.14689.333897s16.440846.460476.4719796.478586.485347动叶进口相对速度w1m/s213.7542.4158947.8351143.0552443.86994相对于W1的比焓降⊿hw1kj/kg 22.844530.8995541.1440990.9268770.962286动叶滞止比焓降⊿h*bkj/kg 29.6445311.7201611.2084412.6879313.05225动叶出口理想速度W2tm/s243.4935153.1023149.7227159.298161.5688动叶速度系数 Ψ-0.9280.93550.93550.93550.9365动叶损失⊿hbζkj/kg 4.1151351.4631421.3992591.5839581.605005动叶出口相对速度w2m/s225.9619143.2272140.0656149.0233151.3092动叶出口绝对速度c2m/s83.3625235.6355735.5533836.6125336.95065余速损失⊿hc2kj/k...
