太阳能光伏光催化Trombe墙发电与净化优化研究

Optimization of solar photovoltaic photocatalysis Trombe wallpower generation and purification

为实现太阳能的充分利用,提出光伏光催化Trombe墙多参数多目标优化模型,对系统进行热力学分析和动力学分析,并构建其数学模型,分析不同流道高度和流道宽度对系统性能的影响,研究系统的主要性能指标得热量、空气净化量、发电效率及其耦合指标随不同参数的变化情况,同时利用简化共轭梯度法对系统参数进行多目标优化,通过仿真计算得出在不同室内温度下系统运行性能最佳时的结构参数。结果表明,在室内温度分别为18、20、22℃时,系统运行性能最佳时的耦合指标与初始结构耦合指标相比分别降低6.78%、6.85%、6.90%。研究将为太阳能建筑综合利用与室内环境净化耦合优化和提升提供理论和基础。

In order to realize the full utilization of solar energy,this paper proposed a multi-parameter and multi-objective optimization model for photovoltaic photocatalysis Trombe wall,conducted thermodynamic and dynamic analysis of the system,and constructed its mathematical model to analyze the effects of different runner heights and widths on the system performance.The main performance indexes of the system,including heat,air purification,power generation efficiency and their coupling indexes,were studied with different parameters.At the same time,the simplified conjugate gradient method was used to carry out multi-objective optimization of the system parameters.Through simulation calculations,the optimal structural parameters of the system operating performance under different indoor temperatures were obtained.The results showed that when the indoor temperature was 18℃,20℃and 22℃respectively,the coupling index of the optimal system operating performance decreased by 6.78%,6.85%and 6.90%compared with the initial structure coupling index,respectively.The research will provide theory and basis for the coupling optimization and promotion of comprehensive utilization of solar energy buildings and indoor environment purification.