合肥工业大学本科毕业设计说明书
续表3-2 N200-12.7/535/536型热力计算数据汇总表
轮轴 效率 ?u? 轮轴功 ?Wu轮轴 效率 ?u? 级 的 额 定 工 况 轮轴效率误差 ??u叶高 损失 ?hl轮轴 效率 扇形 叶轮摩隔板漏损失 擦损失 汽损失 ?h? ?u ?hf ?hp kJkg kJkg kJkg kJkg kJkg 89.04% 60.92 89.03% 0.0086% 3.1321 84.46% 0.0217 0.2030 4.7137 90.87% 33.62 90.86% 0.0076% 0.8252 88.64% 0.0735 0.0862 1.5396 90.59% 35.98 90.59% 0.0077% 0.8421 88.47% 0.0930 0.0800 1.5733 90.68% 36.05 90.67% 0.0076% 0.7651 88.75% 0.1089 0.0742 1.2289 90.68% 36.14 90.67% 0.0076% 0.7074 88.90% 0.1140 0.0685 1.1103 90.73% 35.56 90.72% 0.0076% 0.6261 89.13% 0.1289 0.0642 0.9870 90.77% 35.94 90.77% 0.0076% 0.5726 89.33% 0.1507 0.0592 0.7548 90.81% 35.68 90.81% 0.0075% 0.5458 89.42% 0.1569 0.0585 0.7188 90.77% 36.77 90.76% 0.0075% 0.5077 89.52% 0.1920 0.0539 0.6720 90.87% 35.80 90.86% 0.0075% 0.4356 89.76% 0.2162 0.0492 0.5807 90.84% 37.57 90.84% 0.0075% 0.4182 89.83% 0.2712 0.0445 0.4475 90.88% 36.90 90.88% 0.0075% 0.3510 90.02% 0.2972 0.0413 0.3754 90.77% 53.92 90.77% 0.0075% 0.5206 89.90% 0.3453 0.0764 0.5006 90.69% 55.53 90.69% 0.0076% 0.4841 89.90% 0.3966 0.0692 0.4628 90.65% 57.41 90.64% 0.0076% 0.4758 89.89% 0.4367 0.0674 0.4498 90.63% 57.65 90.62% 0.0076% 0.4183 89.97% 0.5256 0.0595 0.3954 90.54% 56.72 90.53% 0.0076% 0.3568 89.97% 0.5956 0.0539 0.3377 90.52% 57.93 90.51% 0.0076% 0.3177 90.03% 0.6826 0.0505 0.3015 90.65% 59.51 90.65% 0.0077% 0.2873 90.22% 0.8260 0.0464 0.2733 90.49% 57.06 90.49% 0.0076% 0.2054 90.17% 0.8088 0.0451 0.1667 90.54% 60.46 90.53% 0.0077% 0.1968 90.24% 0.9686 0.0450 0.1618 90.23% 59.93 90.23% 0.0079% 0.1629 89.99% 0.9870 0.0453 0.1381 89.35% 91.07 89.34% 0.0083% 0.7037 88.66% 0.6986 0.0552 0.5870 89.10% 105.6 89.09% 0.0082% 0.5618 88.62% 1.4568 0.0489 0.4990 89.57% 108.0 89.57% 0.0082% 0.4886 89.17% 1.5446 0.0490 0.5035 89.51% 132.2 89.50% 0.0083% 0.4029 89.23% 3.5283 0.0429 0.4212 87.03% 109.0 87.02% 0.0104% 0.2224 86.85% 3.5483 0.0405 0.2860 26
合肥工业大学本科毕业设计说明书
续表3-2 N200-12.7/535/536型热力计算数据汇总表
叶顶漏汽损失 ?h? 级 的 额 定 工 况 部分进汽损失 ?he 湿汽 损失 ?hz kJkg 理想 速度比 xa 有效比焓降 ?hi 级内 功率 Pi 级效率 级 号 缸别 符号 单位 ?i kJkg kJkg 0.4082 0.4870 0.4715 0.4749 0.4751 0.4817 0.4823 0.4879 0.4841 0.4924 0.4851 0.4939 0.5142 0.5099 0.5073 0.5079 0.5175 0.5189 0.5211 0.5401 0.5432 0.5585 0.4170 0.4144 0.4422 0.4467 0.5078 27
kJkg kW 3.6283 0.7785 0.4921 0.4374 0.3915 0.3447 0.3149 0.2996 0.2759 0.2278 0.3111 0.2052 0.1875 0.1715 0.1662 0.1440 0.1213 0.1065 0.0948 0.0734 0.0704 0.0582 0.5915 0.5288 0.3925 0.3242 0.1975 1.494 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1.088 47.73 30.32 32.91 33.44 33.76 33.42 34.09 33.90 35.07 34.30 36.08 35.63 52.30 53.95 55.82 56.11 55.26 56.48 57.99 55.77 59.02 58.54 88.44 102.6 105.1 127.4 103.6 7966.7 69.76% 5037.8 81.94% 5467.3 82.84% 5555.6 84.10% 5608.5 84.68% 5552.0 85.24% 5664.1 86.10% 5266.6 86.28% 5447.9 86.57% 5327.8 87.04% 5604.7 87.23% 5535.3 87.76% 7715.9 88.03% 7960.2 88.11% 7764.4 88.13% 7805.3 88.21% 7686.7 88.20% 7812.7 88.24% 8022.3 88.33% 7714.6 88.43% 7936.6 88.38% 7871.6 88.14% 3748.3 86.77% 4346.4 86.48% 4184.0 87.10% 5075.5 86.31% 3846.2 82.73% 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 低压缸 中压缸 高压缸 合肥工业大学本科毕业设计说明书
表3-3 N200-12.7/535/536型热力计算数据汇总表
缸别 级 喷嘴 号 型线 符号 单位 1 2 3 4 5 TC-2A HQ-2 HQ-2 HQ-2 HQ-2 HQ-2 HQ-2 HQ-2 HQ-2 HQ-2 HQ-2 HQ-2 TC-1A TC-1A TC-1A TC-1A TC-1A TC-1A TC-1A TC-1A TC-1A TC-1A TC-2A TC-2A TC-2A TC-2A TC-3A 喷 嘴 叶片 宽度 Bn 安装角 叶片数 zn 相对 节距 tn 试算 节距 ?tn ?y °mm 45 30 30 30 30 30 30 30 30 30 30 30 32 32 32 32 32 32 32 32 32 32 60 60 60 60 75 52 74 74 74 74 74 74 74 74 74 74 74 84 84 84 84 84 84 84 88 88 88 54 62 60 70 68 mm 0.77 0.67 0.67 0.68 0.685 0.7 0.7 0.7 0.705 0.71 0.72 0.725 0.76 0.765 0.77 0.78 0.79 0.805 0.825 0.8 0.82 0.85 0.75 0.7 0.8 0.78 0.8 mm 55.9 35.9 36.1 36.5 36.6 37.1 37.1 37.7 37.8 38.1 38.6 38.8 43.4 43.7 43.9 44.3 45.0 45.8 47.0 46.1 47.9 50.2 72.9 67.9 77.3 74.2 91.5 38.33 34 33.8 34 34.2 34.5 34.5 33.8 34 34 34 34.1 34.1 34.1 34.1 34.3 34.2 34.2 34.2 33.7 33.2 32.8 38.1 38.2 38.4 39.1 41 28
高压缸 6 7 8 9 10 11 12 1 2 3 4 中压缸 5 6 7 8 9 10 1 2 3 4 5 低压缸 合肥工业大学本科毕业设计说明书
续表3-3 N200-12.7/535/536型热力计算数据汇总表
喷 嘴 实际 出口角 节距 tn 平均 部分 直径 进汽度 dm 计算喷嘴高度 ln sin?1 e 0.93 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 29
喷嘴 理想 比焓降 ?hn kJkg 初速 动能 ?hc0 滞止理想比焓降 ??hn kJkg mm 56.2 36.4 36.5 36.8 37.0 37.2 37.5 37.8 38.1 38.3 38.7 39.1 43.4 43.8 44.4 44.7 45.5 46.3 47.3 46.6 48.4 50.5 74.1 69.0 77.9 75.3 92.4 0.264 0.191 0.191 0.191 0.197 0.197 0.198 0.199 0.199 0.200 0.201 0.204 0.222 0.225 0.228 0.232 0.235 0.239 0.242 0.223 0.223 0.223 0.259 0.250 0.276 0.284 0.315 mm 1000 858 860.5 867.5 871.5 876.5 883 890 897 901.5 911.5 922 1160 1172 1187 1195 1216.5 1238 1266 1305 1355 1414 1273 1361 1487 1677 1999 mm 22.1 47.7 50.1 55.3 60.1 67.0 74.1 77.2 85.7 97.4 106.6 125.0 123.1 136.4 143.6 164.2 189.6 217.6 247.4 332.1 367.5 440.4 154.1 224.4 264.2 392.5 586.9 kJkg 63.64 32.48 33.83 33.51 32.84 31.87 32.32 31.40 32.32 30.73 31.74 30.39 50.68 49.80 49.99 49.04 47.89 46.13 46.09 41.47 40.21 38.90 78.89 78.24 75.00 88.97 66.82 0.05 0 1.30 1.37 1.41 1.65 1.15 1.76 1.77 1.86 1.96 2.20 0.00 2.37 3.94 4.20 3.28 5.53 6.23 5.02 8.96 9.97 0.00 13.07 14.49 18.88 26.21 63.69 32.48 35.12 34.88 34.26 33.52 33.47 33.16 34.09 32.59 33.70 32.59 50.68 52.17 53.93 53.24 51.18 51.66 52.32 46.50 49.17 48.88 78.89 91.31 89.49 107.85 93.03 合肥工业大学本科毕业设计说明书
续表3-3 N200-12.7/535/536型热力计算数据汇总表
喷 嘴 出口理想速度 c1t 出口实际速度 c1 喷嘴 喷嘴速损失 度系数 ?hn? 喷嘴出口面积 An 出口理想比容 v1t m3kg ? 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 0.97 30
级 轮周 号 缸速度 别 u 符号 ms 单位 ms ms kJkg cm2 356.88 346.18 254.85 247.21 265.04 257.09 264.13 256.21 261.75 253.90 258.91 251.15 258.73 250.97 257.52 249.79 261.09 253.25 255.30 247.64 259.60 251.81 255.31 247.65 318.36 308.81 323.02 313.33 328.42 318.56 326.31 316.52 319.92 310.32 321.43 311.79 323.46 313.76 304.94 295.79 313.58 304.17 312.64 303.27 397.20 385.28 427.33 414.51 423.05 410.36 464.42 450.48 431.34 418.40 3.76 1.92 2.08 2.06 2.02 1.98 1.98 1.96 2.01 1.93 1.99 1.93 3.00 3.08 3.19 3.15 3.02 3.05 3.09 2.75 2.91 2.89 4.66 5.40 5.29 6.37 5.50 159.1 245.3 258.5 288.6 323.9 363.9 407.2 429.1 481.5 552.1 613.8 740.2 993.8 1130.2 1222.7 1428.4 1703.4 2018.7 2380.8 3039.9 3492.3 4367.3 1595.1 2402.8 3401.5 5872.4 11598 0.033 0.0365 0.04 0.0445 0.0495 0.055 0.0615 0.069 0.0785 0.088 0.0995 0.118 0.208 0.24 0.28 0.325 0.38 0.455 0.54 0.65 0.79 0.985 1.45 2.35 3.505 6.3 13 157.1 134.8 135.2 136.3 136.9 137.7 138.7 139.8 140.9 1 2 3 4 5 6 7 8 9 高压缸 141.6 10 143.2 11 144.8 12 182.2 184.1 186.5 187.7 191.1 194.5 198.9 205.0 212.8 200.0 213.8 233.6 263.4 314.0 1 2 3 4 5 6 7 8 9 1 2 3 4 5 低压缸 中压缸 222.1 10