高效灵活的660MW等级超超临界二次再热汽轮机
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摘要
本文介绍了由上海电气电站设备有限公司汽轮机厂自主开发的高效灵活的660MW等级超超临界二次再热汽轮机组,主要包括技术指标、总体配置、结构特点等方面内容。本机型应用了目前最先进的设计理念和系列成熟可靠的结构和技术,安装维护方便、运行高效灵活。机组热耗大幅降低,经济效益优异,为今后更高参数、更大容量汽轮机组的设计和发展提供了宝贵的经验和借鉴。
This paper introduces the highly efficient and flexible 660 MW grade ultra supercritical double-reheat turbine units that developed by Turbine Factory,Shanghai Electric Power Station equipment Co.,Ltd.,which mainly includes technical index,overall configuration,structural characteristics and so on. The machine uses the most advanced design concept and series of mature and reliable structure and technology,equipped with convenient installation and maintenance,efficient and flexible operation. The heat consumption of the unit is greatly reduced and the economic benefit is excellent,and it provides valuable experience and reference for the design and development of higher parameters and larger capacity steam turbine units in the future.
This paper introduces the highly efficient and flexible 660 MW grade ultra supercritical double-reheat turbine units that developed by Turbine Factory,Shanghai Electric Power Station equipment Co.,Ltd.,which mainly includes technical index,overall configuration,structural characteristics and so on. The machine uses the most advanced design concept and series of mature and reliable structure and technology,equipped with convenient installation and maintenance,efficient and flexible operation. The heat consumption of the unit is greatly reduced and the economic benefit is excellent,and it provides valuable experience and reference for the design and development of higher parameters and larger capacity steam turbine units in the future.
引文
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[2]高昊天,范浩杰,董建聪,等.超超临界二次再热机组的发展[J].锅炉技术,2014(4):1-3+33.
[3]郑莆燕,郭林彬,王乔良,等.二次再热超超临界机组回热和再热参数的同步优化[J].汽轮机技术,2018,60(2):99-101.
[4]刁美玲,唐春丽,朱信,等.超超临界二次再热机组热经济性及技术经济性分析[J].热力发电,2017(8):23-29.
[5]张世伟,崔凯峰,叶罗,等.1000MW二次再热超超临界汽轮机启动方式和冲转参数的选择[J].发电设备,2016,30(5):350-352.
[6]蒋浦宁.超超临界汽轮机高温部件的结构设计[J].热力透平,2008,37(1):16-21.
[7]蒋建平.华能玉环电厂1000MW超超临界汽轮机安装实践[J].电力建设,2008,29(8):13-28.
[8]余炎,刘晓澜,范世望.二次再热汽轮机关键技术分析及探讨[J].热力透平,2013,42(2):69-72.
[9]朱煜,陈永照,王海涛,等.高参数汽轮机转子启停机疲劳损伤分析[J].热力透平,2016,45(3):211-215.
[10]梅林波,沈红卫,王思玉.620℃超超临界汽轮机组新型高温转子钢的应用[J].热力透平,2014,43(3):219-222.
[11]李永生,徐星,孙俊威.超超临界二次再热机组性能试验及分析.电力科技与环保,2017,33(6):40-43.
[12]宋绍伟.汽轮机回热系统安全运行与节能降耗[J].电力科技与环保,2015,31(2):60-62.