论文标题

热电路组装和状态空间提取用于建筑物中的传热

Thermal circuits assembling and state-space extraction for modelling heat transfer in buildings

论文作者

Ghiaus, Christian, Ahmad, Naveed

论文摘要

国家空间表示在动态系统理论中至关重要。本文介绍了一种通过两种方法的结合从建筑物的基本组件的热模型中获得状态空间表示的方法:1)组装热电路和2)从热电路中提取状态空间。这些方法在一个非常简单的模型上进行了充分说明,并在约100 m 2的真实房屋上进行了测试,在该房屋上,在10分钟的时间内实现了40天的详细测量。在一个区域中,测量结果和仿真结果之间获得的错误为$ \ pm $ 1 {\ textDegree} c,$ \ pm $ 2 {\ textdegree} c对于七个热区。除了模拟,参数识别和控制外,组装热电路和提取状态空间表示的方法可能有助于构建信息建模(BIM)。

State-space representation is essential in the theory of dynamic systems. This paper introduces a methodology for obtaining state-space representation from the thermal models of elementary components of a building by the conjunction of two methods: 1) assembling of thermal circuits and 2) state-space extraction from thermal circuit. These methods are fully illustrated on a very simple model and tested on a real house of about 100 m 2 on which detailed measurements were achieved for 40 days at a time step of 10 min. The errors obtained between the measurements and the simulation results are in the order of $\pm$1 {\textdegree}C for a single zone and $\pm$2 {\textdegree}C for seven thermal zones. Besides simulation, parameter identification and control, the methods for assembling thermal circuits and extraction of state-space representation may be useful in Building Information Modelling (BIM).

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