300MW汽轮机热力计算

动叶出口比体积 动叶出口面积 动叶出汽角 动叶高度 轮周损失 轮周有效比焓降 轮周功率 轮周效率 动叶 轮周功率（校核） 轮周效率(校核) 误差 叶高损失 叶轮摩擦损失 部分进气损失 湿汽损失 级内有效比焓降 级相对内效率 级的内功率 下一级 下一级
v2 m3/kg 0.0258815 Ab cm3 273.3054018 β 2 (º) 20.03182585 lb mm 22 hu 12.21141002 ⊿hu kj/kg 72.78858998 pu kw 18240.82065 η u % 85.63363527 α 2 68.20101033 72.77370859 85.61612775 -0.020444678 ⊿hl kj/kg 4.367315399 v 0.025590525 ⊿pf 326.3765758 ⊿hf kj/kg 1.30238059 ⊿ kj/kg 2.75 ⊿hx kj/kg 0 ⊿hi kj/kg 64.36889399 η i % 0.757281106 pi kw 16130.84483 ht 3336.382726 st 6.46 t 493.87
300MW汽轮机热力
高压缸3 250.82 836 836 10.5848 474.5 3298.054128 131.260919 24.35 220.6807649 0.5948 48.3 1.3 12.58895 12.58895 158.6754549 0.97 153.9151913 0.744006945 3285.465178 6.476749 10.1468 468.172 0.030394621 495.310351 14.8 82.99516198 1 3286.209185 10.1468 6.47858 43.05523773 0.926876748 12.68792675 159.2980022 0.9355 1.583957603 149.023281 36.61253169 0.670238738 3274.448135 6.47858 9.7538 461.955 高压缸4 250.82 856 856 9.7538 462.5 3277.755057 134.3796407 25.24 224.6775467 0.5981 47.9 1.34 13.15004 13.15004 162.1729941 0.97 157.3078042 0.777167364 3264.605017 6.483727 9.3338973 455.962 0.032609475 519.9429658 14.78 85.19964234 1 3265.382184 9.3338973 6.485347 43.86994296 0.962285948 13.05224595 161.5688457 0.9365 1.605005317 151.309224 36.95064804 0.682675195 3253.292224 6.485347 8.9521 449.581 高压缸5 250.82 876 876 8.9521 450.2 3256.669399 137.5318931 26.14 228.6482014 0.6015 48.5 1.34 13.4621 13.4621 164.0859531 0.97 159.1633745 0.79561011 3243.207299 6.490931 8.556 443.454 0.035075206 552.7379202 14.92 87.69375904 1 3244.002909 8.556 6.492418 44.08980666 0.971955526 13.64985553 165.226242 0.9365 1.678492022 154.7343757 37.7851955 0.713860499 3231.325009 6.492418 8.1895 436.787 高压缸6 241.12 896 896 8.1895 437.46 3234.827047 140.670142 27.04 232.5510697 0.6049 48.9 1.34 13.81744 13.81744 166.2374206 0.97 161.250298 0.816610704 3221.009607 6.498026 7.8088 430.531 0.037798749 565.2103848 14.83 88.19095083 1 3221.826218 7.8088 6.499737 43.98537883 0.967356775 14.18991678 168.4631519 0.9375 1.718310235 157.9342049 38.20078508 0.72964999 3208.603658 6.499737 7.4658 423.642 高压缸7 241.12 917 917 7.4658 424.4 3212.191737 143.9757564 28.01 236.6854453 0.6083 48.7 1.42 14.36913 14.36913 169.5236267 0.97 164.4379179 0.849215583 3197.822607 6.504979 7.0963 417.142 0.040845242 598.9254071 14.78 91.61344832 1 3198.671823 7.0963 6.506982 44.55780725 0.992699094 14.63356909 171.0764104 0.9375 1.772033757 160.3841347 38.56825237 0.743755045 3185.030953 6.506982 6.7685 410.026 高压缸8 241.12 938 938 6.7685 410.8 3188.71877 147.2660604 28.98 240.7488318 0.6117 49.3 1.42 14.69286 14.69286 171.4226356 0.97 166.2799565 0.868348026 3174.02591 6.512524 6.4357 403.463 0.044434017 644.3308219 14.81 96.16143448 1 3174.894258 6.4357 6.513599 44.59293624 0.994264981 15.28140498 174.8222239 0.9385 1.821814719 164.0706571 39.12632326 0.765434586 3160.607118 6.513599 6.1132 396.025
动叶进口相对速度 相对于W1的比焓降 动叶滞止比焓降 动叶出口理想速度 动叶速度系数 动叶损失 动叶出口相对速度 动叶出口绝对速度 余速损失
动叶后压力 动叶后温度/干度
符号 G dn do po to/x ho u ⊿ht Ct Xt Ωm ⊿hco ⊿hn ⊿hn* C1t ψ c1 ⊿hnζ h1t st p1 t1/x v1t An α 1 Ln e h1 p1 s1 w1 ⊿hw1 ⊿h*b W2t Ψ ⊿hbζ w2 c2 ⊿hc2 h2t s1 p2 t2/x2
单位 kg/s mm mm Mpa C kj/kg m/s kj/kg m/s % kj/kg kj/kg kj/kg m/s m/s kj/kg
Mpa C/ m3/kg cm2 （º） mm -
m/s kj/kg kj/kg m/s kj/250.6 1155 1155 15.8365 533.62 3396.13 181.335 85 412.3105626 0.439801976 8 0 78.2 78.2 395.4743987 0.97 383.6101667 4.62162 3317.93 6.4338 12.4333 490.347 0.02529955 165.2737018 15.1 20 0.89 3322.55162 12.4333 6.44084 213.75 22.84453125 29.64453125 243.4934547 0.928 4.11513525 225.961926 83.36251881 3.474654771 3315.75162 6.44084 12.1674 489.52
0.029357857 504.6194119 14.35841387 79.41738171 2.822963802 20.6370362 5176.181419 87.96690621 77.67833498 20.6370362 87.96690621 3.23095E-13 0.319882214 0.028942774 50.78207288 0 0 0 20.31715398 0.866033844 5095.948562 3298.054128 6.476749 474.5
高压缸2 250.82 816 816 11.3291868 485.4 3317.579598 128.1033013 23.46 216.6102491 0.5914 42.9 1.21 13.39566 13.39566 163.6805425 0.97 158.7701262 0.791683506 3304.183938 6.47 10.9433714 479.201 0.028527691 450.6714015 14.79 77.41738171 1 3304.975622 10.9433714 6.471979 47.83511128 1.144098936 11.20843894 149.7226699 0.9355 1.399258715 140.0655577 35.5533847 0.632021582 3294.911282 6.471979 10.5848 473.951
项目 蒸汽流量 喷嘴平均直径 动叶平均直径 级前压力 级前温度/干度 级前比焓值 圆周速度 理想比焓降 理想速度 假想速比 反动度 利用上级余速动能 喷嘴理想比焓降 喷嘴滞止比焓降 喷嘴出口理想速度 喷嘴速度系数 喷嘴出口实际速度 喷嘴损失 喷嘴出口理想焓值 熵 喷嘴后压力 喷嘴后温度/干度 喷嘴出口理想比体积 喷嘴出口截面积 喷嘴出汽角 喷嘴高度 部分进汽度 喷嘴出口焓
0.027650268 464.777048 13.13755702 81.81298038 2.793660245 19.79633975 4965.317937 87.63319945 65.99747457 19.79633975 87.63319945 -1.45947E-13 0.297640905 0.027262134 47.64385592 0 0 0 19.49869885 0.863156213 4890.663646 3317.579598 6.47 485.4
高压缸1 250.82 796 796 12.1674 493.87 3336.382726 124.9828545 22.59 212.555875 0.588 47.9 0 11.76939 11.76939 153.4235314 0.97 148.8208255 0.695570949 3324.613336 6.46 11.74 487.39 0.026874 452.9296661 14.78 79.81298038 1 3325.308907 11.74 6.46047 42.41588597 0.899553691 11.72016369 153.1023428 0.9355 1.463142305 143.2272417 35.63557186 0.634946991 3314.488297 6.46047 11.3291868 482.419