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基于流体网络方法的超临界电站锅炉性能分析平台

DOI: 10.13334/j.0258-8013.pcsee.2014.05.006, PP. 748-755

Keywords: 流体网络,拓扑结构,关联矩阵,超临界锅炉,热力计算,软件架构

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Abstract:

超(超)临界锅炉技术是目前世界上清洁煤发电技术的主要发展方向,性能分析计算是大型电站锅炉设计和优化运行的基础。文中研究采用流体网络理论中的“节点”和“支路”概念描述锅炉热力系统,将换热部件视为“节点”,部件之间的连接视为“支路”,并用图论中的关联矩阵对锅炉热力系统的拓扑结构进行描述和表达,通过建立各节点的质量守恒、动量守恒、能量守恒及换热方程和热平衡方程,建立锅炉热力系统稳态性能计算的一般数学模型。从软件层面介绍基于浏览器和服务器的这种瘦客户端模式的超临界电站锅炉性能分析系统的软件架构和实现方法。通过一台超临界锅炉改造工程的性能计算,验证了文中模型和方法的有效性。

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