华电技术 ›› 2013, Vol. 35 ›› Issue (9): 58-60.

• 技术经济 • 上一篇    下一篇

汽封改造效益预评价方法研究

  

  1. (西安热工研究院有限公司,陕西西安〓710032)
  • 出版日期:2013-09-25 发布日期:2013-10-22

Study on preliminary evaluation method of benefit of steam seal reformation

  1. (Xi’an Thermal Power Research Institute Company Limited, Xi’an 710032, China)
  • Online:2013-09-25 Published:2013-10-22

摘要: 摘要:尽可能准确地对汽轮机汽封改造效果进行预评价是科学制订适合特定机组改造方案的前提条件。介绍了汽封改造效益预评价方法,分析了各种预评价方法的特点,指出了进行改造效益预评价时应关注的问题。

关键词: 关键词:汽封, 改造, 效益, 预评价

Abstract: Abstract:The as accurate as possible preliminary evaluation of the reformation effect of the turbine steam seal is the precondition for formulating a scientific reformation scheme of steam seal of certain unit. The preliminary evaluation method of benefit of steam seal reformation was introduced. The characteristics of various preliminary evaluation methods were analyzed. The problems needing attention in preliminary evaluation of reformation effects were pointed out.

Key words: Key words:steam seal, reformation, benefit, preliminary evaluation