Operation performance of electrostatic precipitator in circulating fluidized bed boiler in wide load range

ZHENG Qinzhen; LI Jiafeng; FU Hui; HUANG Yifan; LIU Zhen; YAN Keping

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Operation performance of electrostatic precipitator in circulating fluidized bed boiler in wide load range

Thermal Power Generation Issue 12, (2017)

更新时间：2025-09-28

- Operation performance of electrostatic precipitator in circulating fluidized bed boiler in wide load range
- 作者机构：
  
  浙江大学化学工程与生物工程学院,浙江,杭州,310027
- 作者简介：
- 基金信息：
- DOI：
  CLC： X701
- Published Online：04 January 2018，
  
  Published：2017
- 稿件说明：
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ZHENG Qinzhen, LI Jiafeng, FU Hui, et al. Operation performance of electrostatic precipitator in circulating fluidized bed boiler in wide load range[J]. Thermal Power Generation, 2017, (12).
DOI：

ZHENG Qinzhen, LI Jiafeng, FU Hui, et al. Operation performance of electrostatic precipitator in circulating fluidized bed boiler in wide load range[J]. Thermal Power Generation, 2017, (12). DOI：

摘要

为提高电除尘器对循环流化床（CFB）锅炉宽负荷工况的适应性，在某135 MW机组CFB锅炉上对不同工况下电除尘器运行功率及其出口烟尘颗粒排放控制进行了试验研究，得到电除尘器运行功率与其出口颗粒物排放质量浓度的关系。结果表明：由于负荷的变化导致烟气温度改变，而烟气温度直接影响电除尘器运行功率，故CFB锅炉电除尘器除尘效果对机组负荷的变化极为敏感；烟气温度在100～200 ℃内，135 MW机组CFB锅炉烟气温度每降低20 ℃，烟尘比电阻可降低约1个数量级，电除尘器运行功率可提高约100 kW；降低烟气温度是宽负荷CFB锅炉电除尘器保持稳定高效运行的一项重要措施。

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