技术中心

【英文篇名】 Dynamic model,control strategies and energy consumption analysis for the hot water heating system in a detached villa 【作者中文名】 李连众; 【作者英文名】 By Li Lianzhong~ Concordia University; Montreal; Canada; 【作者单位】 加拿大康克迪亚大学; 【文献出处】 暖通空调, Heating Ventilating 动态模型; 控制策略; 能耗分析; 仿真; 【英文关键词】 hot water heating system; dynamic model; control strategy; energy consumption analysis; simulation; 【摘要】 建立了独立别墅供暖系统的非线性动态模型并分析了其动态特性,介绍了模型降阶方法及PI控制器参数的设计和整定。针对可能的供暖系统控制策略进行了动态仿真和能耗分析。仿真结果表明,单纯采用室外气候补偿控制模式并不能获得理想的控制效果;采用分室控制模式能满足室内舒适性要求并有一定的节能效果,节能率约为25%。 【英文摘要】 Establishes a non-linear dynamic model for the hot water heating system and analyses its dynamic properties.Presents the reduced-order method and the designing and setting of PI controller parameters.Dynamically simulates the possible control strategies and analyses their energy consumption for the system.The simulation results indicate that indoor air temperature regulated only by a fuel controller according to the outdoor air temperature can not obtain desirable effects,while indoor air temperature contro...