| 汽轮机缸相对效率变化对热耗影响的计算方法 |
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| 引用本文： | 万忠海,闻敏.汽轮机缸相对效率变化对热耗影响的计算方法[J].江西电力,2007,31(3):25-27. |
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| 作者姓名： | 万忠海 闻敏 |
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| 作者单位： | 江西省电力科学研究院,江西,南昌,330006 |
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| 摘 要： | 通过汽缸效率变化对机组经济性影响的理论分析,借助等效热降理论,提出了汽轮机缸相对效率变化对热耗影响的计算方法。数值计算结果表明,该方法不仅克服传统热力学计算方法带来的复杂性,而且相比以往计算模型能更为精确地评价各缸效率变化对热耗的影响,为进行汽轮机热经济性诊断及预测汽轮机通流部分改造的经济效益提供了计算依据。
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| 关 键 词： | 汽轮机 相对内效率 热耗率 |
| 文章编号： | 1006-348X（2007）03-0025-03 |
| 修稿时间： | 2007-01-12 |
The methods of calculating the effect of steam turbine cylinder relative efficiency on the heat rate |
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| Wang Zhong-hai,Wen Min.The methods of calculating the effect of steam turbine cylinder relative efficiency on the heat rate[J].Jiangxi Electric Power,2007,31(3):25-27. |
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| Authors: | Wang Zhong-hai Wen Min |
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| Abstract: | Adopting the theory of equivalent heat drop,the methods of calculating the effect of steam turbine cylinder relative efficiency on the heat rate was proposed.Result of numerious experiments showed the method was accurate for evaluating the effect of cylinder efficiency changing on the heat rate and provides foundation for diagnosis of thermal economy. |
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| Keywords: | steam turbine relative internal efficiency heat rate |
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