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300MW直接空冷机组电泵改汽泵可行性探讨
引用本文:康朝斌,陈淑琴,杨 斌. 300MW直接空冷机组电泵改汽泵可行性探讨[J]. 山西电力, 2014, 0(2): 50-52
作者姓名:康朝斌  陈淑琴  杨 斌
作者单位:[1]山西漳泽电力股份有限公司河津发电分公司,山西河津043300 [2]国网山西省电力公司电力科学研究院,山西太原030001
摘    要:采用等效热降理论,对哈尔滨汽轮机厂制造的300 MW亚临界直接空冷机组电泵改为汽泵可行性进行了探讨。分析计算结果表明,电泵改汽泵后供电煤耗降低幅度较小,经济效益不明显,在短期内设备投资无法收回。

关 键 词:电泵  汽泵  等效热降

Study on the Feasibility of Replacing Electric Pump with Steam Feed Water Pump for 300 MW Direct Air Cooling Units
KANG Chao-bin,CHEN Shu-qin,YANG Bin. Study on the Feasibility of Replacing Electric Pump with Steam Feed Water Pump for 300 MW Direct Air Cooling Units[J]. Shanxi Electric Power, 2014, 0(2): 50-52
Authors:KANG Chao-bin  CHEN Shu-qin  YANG Bin
Affiliation:1. Shanxi Zhangze Power Co., Ltd., Hejin Power Branch, Hejin, Shanxi 043300, China; 2. State Grid Shanxi Electric Power Research Institute of SEPC, Taiyuan, Shanxi 030001, China)
Abstract:In this paper, equivalent enthalpy drop theory was adopted to analyse the feasibility of replacing electric pump with steam feed water pump for 300 MW subcritieal direct air cooling unit manufactured by Harbin Steam Turbine Company. The analysis results show that the coal consumption after the reformation reduced not obviously so that the cost in the reformation can not be recovered in the short term.
Keywords:electric pump  steam feed water pump  equivalent enthalpy drop
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