niformity improvement for bed temperature of a 300 MW unit CFB boiler

HUANG Zhong; GUO Taixing; LIANG Jinlin; LIU Guanjie

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niformity improvement for bed temperature of a 300 MW unit CFB boiler

Thermal Power Generation Issue 10, (2016)

更新时间：2025-09-28

- niformity improvement for bed temperature of a 300 MW unit CFB boiler
- 作者机构：
  
  1. 中国华能集团清洁能源技术研究院有限公司,北京,102209
  2. 山西国际能源集团有限公司,山西,太原,033300
  3. 神华神东电力有限责任公司新疆米东热电厂,新疆,乌鲁木齐,831499
- 作者简介：
- 基金信息：
- DOI：
  CLC： TK223
- Published Online：15 October 2016，
  
  Published：2016
- 稿件说明：
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HUANG Zhong, GUO Taixing, LIANG Jinlin, et al. niformity improvement for bed temperature of a 300 MW unit CFB boiler[J]. Thermal Power Generation, 2016, (10).
DOI：

HUANG Zhong, GUO Taixing, LIANG Jinlin, et al. niformity improvement for bed temperature of a 300 MW unit CFB boiler[J]. Thermal Power Generation, 2016, (10). DOI：

摘要

国内大量在役300 MW循环流化床(CFB)锅炉床温偏差大、存在局部高温点

烟气SO2和NOx的原始排放质量浓度较高

这给CFB锅炉的节能降耗和超低排放带来了困难。分析认为其主要因分离器流量偏差和效率偏差造成的循环回路循环量和炉膛物料浓度存在差异所致。对此，通过分离器入口烟道改造和中心筒改型使床温偏差得以消除

炉膛平均床温降幅达35 ℃以上

脱硫剂消耗量降低40％

脱硝尿素消耗量下降20％。该结果可为改善CFB锅炉运行环保经济性及设计优化提供参考。

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