华电技术 ›› 2016, Vol. 38 ›› Issue (2): 74-76.

• 节能与环保 • 上一篇    

大型火力发电机组NOx质量浓度在线测量偏差问题分析

  

  1. 神华国能宁夏煤电有限公司,银川〓750410
  • 出版日期:2016-02-25 发布日期:2016-04-15

Cause analysis of deviation of on line NOx mass concentration measurement for large scale thermal power plant

  1. Shenhua Guoneng Ningxia Coal and Power Company Limited,Yinchuan 750410,China
  • Online:2016-02-25 Published:2016-04-15

摘要:

摘要:针对目前大型火力发电机组普遍存在的NOx质量浓度在线测量值偏差大的问题进行了详细分析,通过进行NOx质量浓度分布特性试验,逐项分析仪表精度、测点设计布置等因素的影响,并提出针对性优化对策。

关键词: 关键词:NOx, 测量偏差;精度;测点;优化

Abstract:

Abstract:The problem of NOx mass concentration online measurement value deviation is very common in large scale fire power plants.Based on caused analysis,NOx mass concentration distribution test,and analysis of instrument accuracy and measure points layout plan,improvement plan was indicated.

Key words: Keywords:NOx, measured deviation, accuracy, measuring point, improvement