Optimization on plant-level AGC coal consumption curve based on operation mode of pulverizing systems

ZHOU Yonggang; WANG Huan; HAN Jiliang; LI Pei; SHI Zifu; ZHAO Hong

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Optimization on plant-level AGC coal consumption curve based on operation mode of pulverizing systems

Thermal Power Generation Issue 3, (2017)

更新时间：2025-09-28

- Optimization on plant-level AGC coal consumption curve based on operation mode of pulverizing systems
- 作者机构：
  
  1. 浙江大学能源清洁利用国家重点实验室,浙江,杭州,310027
  2. 华能集团沁北发电厂,河南,济源,454662
- 作者简介：
- 基金信息：
- DOI：
  CLC： TK227
- Published Online：27 March 2017，
  
  Published：2017
- 稿件说明：
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ZHOU Yonggang, WANG Huan, HAN Jiliang, et al. Optimization on plant-level AGC coal consumption curve based on operation mode of pulverizing systems[J]. Thermal Power Generation, 2017, (3).
DOI：

ZHOU Yonggang, WANG Huan, HAN Jiliang, et al. Optimization on plant-level AGC coal consumption curve based on operation mode of pulverizing systems[J]. Thermal Power Generation, 2017, (3). DOI：

摘要

已有的一般厂级负荷分配研究侧重于数学模型等方面，对于负荷分配的基础――煤耗曲线则未予以重视，传统的做法为对若干负荷点煤耗进行二次多项式拟合。本文针对某台燃用煤质差异较大的超超临界 1 000 MW机组，分析了制粉系统运行方式对煤耗的影响，以此为依据对负荷进行区间划分，分别用不同的二次函数描述每个负荷子区间机组的煤耗特性，提出基于制粉系统运行方式的多点分段拟合煤耗曲线，并在该机组上对新煤耗曲线与三点拟合、多点直接拟合煤耗曲线进行对比。结果表明

基于制粉系统运行方式的煤耗曲线精度与其变化趋势均优于传统煤耗曲线，且厂级自动发电量控制（ AGC）负荷优化分配的基础可靠性强。

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