技术中心

【英文篇名】 Simulation study of complex spatial heating networks based on impedance identification 【作者中文名】 周志刚; 邹平华; 王晓霞; 【作者英文名】 By Zhou Zhigang~; Zou Pinghua and Wang XiaoxiaHarbin Institute of Technology; Harbin; China; 【作者单位】 哈尔滨工业大学; 广州工业大学; 【文献出处】 暖通空调, Heating Ventilating 辨识; 复杂空间热网; 仿真; 遗传算法; 【英文关键词】 impedance; identification; complex spatial heating network; simulation; genetic algorithm; 【摘要】 针对供热管网拓扑结构为空间网的特点,采用空间网水力工况计算方法代替传统的平面网计算方法,建立了复杂空间热网的仿真计算模型。应用遗传算法实现了管网阻抗的辨识,介绍了阻抗辨识模型和辨识步骤及遗传算法的实现。通过算例验证了该方法的有效性和实用性。 【英文摘要】 Aiming at the characteristic of spatial topological structure of a heating network,adopts the hydrodynamic method for spatial networks to replace the traditional method for planar networks,and develops a simulation calculation model for complex spatial heating networks.Realizes the identification of impedance of pipe networks with genetic algorithm(GA).Presents the related model and steps.The validity and practicability of the method are verified by an example.