Retrofitting of reheaters in 300 MW and 600 MW unit pulverized coal boilers

JIA Li; XIAO Faqi; CAI Xinchun; LIN Shubiao; QIAO Xiaolei; FAN Baoguo

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Retrofitting of reheaters in 300 MW and 600 MW unit pulverized coal boilers

Thermal Power Generation Issue 12, (2015)

更新时间：2025-09-28

- Retrofitting of reheaters in 300 MW and 600 MW unit pulverized coal boilers
- 作者机构：
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- DOI：
  CLC： TK223.3
- Published Online：15 January 2016，
  
  Published：2015
- 稿件说明：
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JIA Li, XIAO Faqi, CAI Xinchun, et al. Retrofitting of reheaters in 300 MW and 600 MW unit pulverized coal boilers[J]. Thermal Power Generation, 2015, (12).
DOI：

JIA Li, XIAO Faqi, CAI Xinchun, et al. Retrofitting of reheaters in 300 MW and 600 MW unit pulverized coal boilers[J]. Thermal Power Generation, 2015, (12). DOI：

摘要

针对某电厂2台300 MW和1台600 MW机组锅炉运行中长期出现的燃烧器喷嘴下摆、再热器超温、减温水量大等问题

结合所燃用煤种热值低、水分高、灰分高的实际情况

提出了减少一部分再热器受热面积的改造方案。实际运行结果表明

改造后再热器减温水量减少

燃烧器喷嘴摆角在低负荷下也可摆到水平位置

在提高高压加热器解列、磨煤机停机等异常情况下锅炉带负荷能力的同时

降低了再热器受热面吹损的隐患

锅炉运行安全经济性明显提高。

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Related Institution

School of Architecture and Surveying Engineering, Shanxi Datong University

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Xi’an Thermal Power Research Institute Co., Ltd., Suzhou Branch

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