外高桥发电有限公司4台国产300 MW 引进型机组，于2008年10月～2011年6月完成了通流部分的整体改造项目，其中1号、2号机组采用西屋改造技术，3号、4号机组采取百万级大容量机组的改造技术。从实际效果看，改造项目达到了降低煤耗、提高效率、消除安全隐患的目的。通过运用目前最先进的汽轮机通流部分改造的技术手段，使得机组的煤耗降低了10 g／kWh 以上，设备运行安全可靠，达到了改造的目标，重点介绍了这两种不同改造技术的异同之处。%Waigaoqiao power generation Co.,Ltd.,four sets of domestic 300 MW imported unit,in October 2008 to June 2011 flow part of the whole renovation project completed,among them,the no.1 and unit 2 uses the Westinghouse transformation technology,3,4 units to take millions of large capacity units of modification technology.Look from actual effect,renovation project to reduce the coal consumption,improve efficiency, eliminate safety hidden trouble of objective.By using the most advanced turbine technical means of the trans-formation on the flow,coal consumption of the unit is reduced by more than 10 g/kWh ,equipment operation safety and reliability,to achieve the goal of transformation.This paper,mainly introduced the main similarities and differences,between two different technical transformation of the place.
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