On-line cation conductivity measurement technology for continuous electroregeneration cation exchanger

LIU Wei; TIAN Li; SU Yao; HAN Xiaogang; CHEN Yuzhong; DAI Xin; ZHANG Longming; HUANG Qian

doi:10.19666/j.rlfd.201911237

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On-line cation conductivity measurement technology for continuous electroregeneration cation exchanger

Thermal Power Generation Vol. 49, Issue 7, Pages: 153-157(2020)

更新时间：2025-09-28

- On-line cation conductivity measurement technology for continuous electroregeneration cation exchanger
- 作者机构：
  
  1. 西安热工研究院有限公司
  2. 中国神华能源股份有限公司国华电力分公司
  3. 陕西国华锦界能源责任有限公司
  4. 华能国际电力股份有限公司海门电厂
- 作者简介：
- 基金信息：
- DOI：10.19666/j.rlfd.201911237
  CLC： TM621.8
- Published Online：27 June 2020，
  
  Published：2020
- 稿件说明：
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LIU Wei, TIAN Li, SU Yao, et al. On-line cation conductivity measurement technology for continuous electroregeneration cation exchanger[J]. Thermal Power Generation, 2020, 49(7): 153-157.
DOI：

LIU Wei, TIAN Li, SU Yao, et al. On-line cation conductivity measurement technology for continuous electroregeneration cation exchanger[J]. Thermal Power Generation, 2020, 49(7): 153-157. DOI： 10.19666/j.rlfd.201911237.

摘要

介绍了在线氢电导率测量技术原理及存在问题

详细分析了测量过程中阳离子交换树脂再生度、树脂破碎裂纹、树脂漏出、交换柱设计、交换柱内水样流向、空气漏入、再生树脂冲洗程度等因素对氢电导率测量准确性的影响。同时

介绍了一种采用连续电再生阳离子交换器在线测量氢电导率的新技术及其技术优势

并结合该新技术在电厂的实际应用情况

对在线氢电导率测量技术的发展前景进行了展望

对电厂获得准确的氢电导率测量值以及提高水汽化学监督与控制可靠性具有指导意义。

Abstract

The principle and existing problems on-line cation conductivity measurement technology were introduced. The influence factors that existed in the measurement process

such as cation exchange resin regeneration degree

resin crack

resin leakage

exchange column design

sample flow direction in exchange column

air leakage and the rinsing of regenerated resin were analyzed in detail. Moreover

a new technology of on-line cation conductivity measurement using continuous electro-regeneration cation exchanger and its technical superiority were introduced. Moreover

combined with the application of the new technology in power plant

the application prospect of on-line cation conductivity measurement technology was prospected. This technology is of important guiding significance for power plants to obtain accurate cation conductivity and improve reliability of water stream chemical control and supervision.

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