| 利用火电厂管道热效率反平衡方法分析汽轮机旁路内漏 |
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| 引用本文： | 吴昊,石奇光,李磊,陈经豪,颜雪琴,赵政庆.利用火电厂管道热效率反平衡方法分析汽轮机旁路内漏[J].动力工程,2010,30(2). |
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| 作者姓名： | 吴昊 石奇光 李磊 陈经豪 颜雪琴 赵政庆 |
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| 作者单位： | 1. 上海电力学院能源与环境工程学院,上海,200090
2. 上海吴泾发电有限责任公司,上海,200336 |
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| 基金项目： | 上海市科委科技攻关资助项目(08DZ1201200,08DZ1201502);;上海市地方高校能力建设资助项目(071605124) |
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| 摘 要： | 阐述了火力发电厂汽轮机旁路系统工质内部泄漏的原因,并结合电力行业标准DL/T606.3-2006火力发电厂能量平衡导则第3部分:热平衡的新要求,运用考虑管道热效率的等效热降法对某引进型300 MW机组进行了热经济性分析.对电厂节能工作提出了积极建议:针对机组旁路内漏问题,应充分考虑其变化对管道热效率及机组绝对内效率产生的影响,以全厂热效率的变化作为衡量经济性的最终指标.
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| 关 键 词： | 火电厂 旁路内漏 节能 管道热效率 等效热降法 反平衡方法 |
Analysis of Steam Turbine Bypass Inner Leakage by Anti-equity Method of Power Plant Piping Thermal Efficiency |
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| WU Hao
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SHI Qi-guang
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LI Lei
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CHEN Jing-hao
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YAN Xue-qin
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ZHAO Zheng-qing.Analysis of Steam Turbine Bypass Inner Leakage by Anti-equity Method of Power Plant Piping Thermal Efficiency[J].Power Engineering,2010,30(2). |
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| Authors: | WU Hao SHI Qi-guang LI Lei CHEN Jing-hao YAN Xue-qin ZHAO Zheng-qing |
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| Affiliation: | 1.School of Energy & Environmental Engineering;Shanghai University of Electric Power;Shanghai 200090;China;2.Shanghai Wujing Power Generation Co.;Ltd.;Shanghai 200336;China |
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| Abstract: | The reason of inner leakage of the working medium in steam turbine bypass system in the power plant was expounded.The thermal economical efficiency analyze was carried out for one imported-type 300 MW unit by equivalent enthalpy drop method(EEDM) considering the thermal efficiency of the pipeline and combining with the new requirements of power industrial criterion DL/T606.3-2006 "Guide for energy balance of thermal power plant Part 3: Thermal energy balance".The constructive energy conservation suggestions... |
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| Keywords: | power plant bypass inner leakage energy conservation piping thermal efficiency equivalent enthalpy drop method anti-equity method |
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