基于㶲分析的能量梯级利用供热变工况运行优化研究

doi:10.11930/j.issn.1004-9649.202304078

中国电力 ›› 2023, Vol. 56 ›› Issue (8): 230-240.DOI: 10.11930/j.issn.1004-9649.202304078

• 发电 • 上一篇

基于㶲分析的能量梯级利用供热变工况运行优化研究

侯建军¹, 付喜亮¹, 李染生², 刘贵喜¹, 孙燕平², 孙利¹, 梁占伟³

1. 内蒙古京能盛乐热电有限公司, 内蒙古呼和浩特 011517;
2. 北京京能电力股份有限公司, 北京 100025;
3. 国能国华(北京)电力研究院有限公司, 北京 102209

收稿日期:2023-04-20 修回日期:2023-06-30 发布日期:2023-08-28
作者简介:侯建军（1977—），男，通信作者，高级工程师，从事燃煤机组运行技术管理及节能优化、“三改联动”等相关技术应用及研究，E-mail：2640072081@qq.com
基金资助:
国家重点研发计划资助项目（工业锅炉节能与清洁燃烧技术，2017YFB0603904）。

Research on Operation Optimization of Energy Cascade Utilization Heating Based on Exergy Analysis

HOU Jianjun¹, FU Xiliang¹, LI Ransheng², LIU Guixi¹, SUN Yanping², SUN Li¹, LIANG Zhanwei³

1. Inner Mongolia Jingneng Shengle Thermal Power Co., Ltd., Hohhot 011517, China;
2. Beijing Jingneng Power Co., Ltd., Beijing 100025, China;
3. Guoneng Guohua (Beijing) Electric Research Institute Co., Ltd., Beijing 102209, China

Received:2023-04-20 Revised:2023-06-30 Published:2023-08-28
Supported by:
This work is supported by National Key R&D Program of China (Energy Saving and Clean Combustion Technology of Industrial Boiler, No.2017YFB0603904).

摘要/Abstract

摘要： 为了实现能量梯级利用，实现供热机组的变工况优化，建立了基于㶲分析的供热经济性评价模型，研究了全厂㶲效率、供热㶲指数以及发电煤耗和供热煤耗的变化情况；基于热力系统集成优化软件搭建了仿真模型，研究了高背压供热机组的高低旁抽汽供热、高低旁抽汽-背压机供热、中排抽汽供热及中排抽汽-背压机供热变工况运行的经济性，结果表明：中排抽汽-背压机供热方式的最佳㶲效率、㶲指数、发电煤耗及供热煤耗指标均优于其他供热方式；基于㶲分析方法得到的供热煤耗能够评价不同供热方式的经济性。研究结果可为能量梯级利用供热变工况运行优化提供支撑。

关键词: 热电联产, 能量梯级利用, 高背压, 㶲分析, 运行优化

Abstract: In order to realize the optimization of energy cascade heating unit, An analysis-based evaluation model of heating economy is established, Got the whole plant efficiency, the heating index, And power generation coal consumption and heating coal consumption based on analysis; The simulation model built based on the thermal system integration and optimization software, This paper studies the operation economy of high back pressure heating unit, high and low side steam extraction-back pressure heating, middle exhaust steam heating and middle exhaust steam extraction-back pressure heating, The results show that the best efficiency, index, power generation coal consumption and heating coal consumption index of middle exhaust steam-back compressor are better than other heating modes; Based on the analysis method, the heating coal consumption can be the economy of different energy heating modes. The research results provide support for the operation optimization of energy cascade using heating transformer condition.

Key words: cogeneration, energy cascade utilization, high back pressure, specific consumption analysis, operation optimization

侯建军, 付喜亮, 李染生, 刘贵喜, 孙燕平, 孙利, 梁占伟. 基于㶲分析的能量梯级利用供热变工况运行优化研究[J]. 中国电力, 2023, 56(8): 230-240.

HOU Jianjun, FU Xiliang, LI Ransheng, LIU Guixi, SUN Yanping, SUN Li, LIANG Zhanwei. Research on Operation Optimization of Energy Cascade Utilization Heating Based on Exergy Analysis[J]. Electric Power, 2023, 56(8): 230-240.

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https://www.electricpower.com.cn/CN/Y2023/V56/I8/230

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基于㶲分析的能量梯级利用供热变工况运行优化研究

Research on Operation Optimization of Energy Cascade Utilization Heating Based on Exergy Analysis

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基于㶲分析的能量梯级利用供热变工况运行优化研究

Research on Operation Optimization of Energy Cascade Utilization Heating Based on Exergy Analysis

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