华电技术 ›› 2015, Vol. 37 ›› Issue (10): 5-6.

• 研究与开发 • 上一篇    下一篇

大中型火力发电厂省煤器输灰系统设计与应用

  

  1. 中国华电工程(集团)有限公司, 北京 100160
  • 出版日期:2015-10-25

Design and application of ash conveying system for economizers of large and medium sized coal fired power plants

  1. China Huadian Engineering Company Limited, Beijing 100160, China
  • Published:2015-10-25

摘要:

摘要:省煤器灰属于重力沉降灰,一般具有颗粒大、密度大、形状不规则等特点。对大中型火力发电厂省煤器输灰系统不同方案进行对比与分析,总结出各自的优缺点及各方案的运行效果,供大中型火力发电厂省煤器输灰系统设计时参考。

关键词: 关键词:省煤器, 气力输送, 沿程补气, 耗气量, 电除尘器

Abstract:

Abstract:The economizer ash belongs to the type of gravity settling ash,which has features of large grain,large density and irregular shape,etc. This paper compared and analyzed different schemes of ash conveying system for economizers of large and medium sized coal fired power plants,summarized their merits,demerits and operation effects,and provided a reference for the design of ash conveying system.

Key words: ">Keywords:">economizer, pneumatic transmission, air admission along the line, air consumption, electric precipitator