华电技术 ›› 2019, Vol. 41 ›› Issue (8): 57-60.

• 节能与环保 • 上一篇    下一篇

脱硝系统氨逃逸分析仪测量技术存在的问题及优化方案

  

  1. 中国华电科工集团有限公司,北京〓100070

  • 出版日期:2019-08-26 发布日期:2019-09-06

Existing problems and optimization solutions of denitration ammonia escape analyzer measurement technology

  1. China Huadian Engineering Company Limited, Beijing 100070, China

  • Online:2019-08-26 Published:2019-09-06

摘要:

介绍了目前2种常见的火电厂脱硝系统氨逃逸分析仪测量技术,着重分析了激光光谱测量和化学发光法测量技术中存在的问题和产生的原因,并提出了3种优化解决方案。方案提高了氨逃逸分析仪测量技术的可靠性和精准度,对日后氨逃逸分析仪的选型及运行维护具有一定参考价值。

关键词:

font-size: 10.5pt, mso-spacerun: 'yes', mso-font-kerning: 1.0000pt">脱硝系统, 氨逃逸分析仪, 激光光谱, 化学发光, 抽取冷凝, 近位多通道, 多点取样再混合, 网络取样

Abstract:

The problems existing in 2 common measurement technology of denitrification ammonia escape analyzer in thermal power plants are listed.The causes of the problems in laser spectroscopy and chemiluminescenc measurement technology are analyzed and 3 optimization solutions for the ammonia escape analyzer are proposed, which improves the reliability and accuracy of ammonia escape analyzer measurement technology.It has certain reference value for the selection,operation and maintenance of ammonia escape analyzer in the future.

Key words:

font-size: 10.5pt, mso-spacerun: 'yes', mso-font-kerning: 1.0000pt">denitration system, ammonia escape analyzer, laser spectroscopy, chemiluminescence,  extraction condensation, nearfont-size: 10.5pt, mso-spacerun: 'yes', mso-font-kerning: 1.0000pt">font-size: 10.5pt, mso-spacerun: 'yes', mso-font-kerning: 1.0000pt">multiple channel, multifont-size: 10.5pt, mso-spacerun: 'yes', mso-font-kerning: 1.0000pt">font-size: 10.5pt, mso-spacerun: 'yes', mso-font-kerning: 1.0000pt">point sampling and remixing, network samplingfont-size: 10.5pt, mso-spacerun: 'yes', mso-font-kerning: 1.0000pt">