Application of supervisory predictive control in reheat steam temperature control for double-reheat units

GENG Linxiao; JIANG Yin; GUO Yiwen; XUN Qingqiu

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Application of supervisory predictive control in reheat steam temperature control for double-reheat units

Thermal Power Generation Issue 7, (2017)

更新时间：2025-09-28

- Application of supervisory predictive control in reheat steam temperature control for double-reheat units
- 作者机构：
  
  西安热工研究院有限公司,陕西,西安,710032
- 作者简介：
- 基金信息：
- DOI：
  CLC： TK323
- Published Online：02 August 2017，
  
  Published：2017
- 稿件说明：
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GENG Linxiao, JIANG Yin, GUO Yiwen, et al. Application of supervisory predictive control in reheat steam temperature control for double-reheat units[J]. Thermal Power Generation, 2017, (7).
DOI：

GENG Linxiao, JIANG Yin, GUO Yiwen, et al. Application of supervisory predictive control in reheat steam temperature control for double-reheat units[J]. Thermal Power Generation, 2017, (7). DOI：

摘要

超超临界二次再热机组在我国已相继投产，其再热蒸汽温度控制策略沿用国外温度控制方案。但据机组实际运行情况，传统PID控制方案在二次再热机组再热蒸汽温度控制中存在许多不足。本文采用监督预测控制（SPC）算法解决再热蒸汽温度控制中大延迟大惯性等难题，并在基于APROS全厂仿真应用平台上对烟气再循环风机和烟气分配挡板进行了控制仿真实验。结果表明，SPC算法在控制一次、二次再热蒸汽温度的均值和偏差上均比PID控制的收敛速度快、响应时间短，在变负荷工况下更体现出良好的自适应性和鲁棒性，可以应用于二次再热机组实际工程中。

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