建筑外墙节能材料保温隔热能耗控制仿真  

Simulation of Energy Consumption Control for Thermal Insulation of Energy-Saving Materials for Building External Walls

作　　者：张庆[1] ZHANG Qing(School of Civil Engineering,Jilin Jianzhu University,Changchun Jilin 130118,China)

机构地区：[1]吉林建筑大学土木工程学院

出　　处：《计算机仿真》2019年第12期205-208,410,共5页Computer Simulation

基　　金：复合型岩棉材料应用研究,吉林省科技发展计划项目(20160520179JH)

摘　　要：针对当前建筑外墙节能材料保温能耗控制效果较差,整体能耗高的问题,提出基于外墙隔热板传热性能模型的保温隔热能耗控制技术。通过反应系数法计算当前建筑外墙隔热板传热性能参数,确定有效传热量系数之间的比例关系式,建立外墙隔热板传热性能模型,根据墙体节能材料热传导规律指标,对当前控制参数进行优化,通过最佳数据算法在明确当前热量传递系数的条件下,获取当前建筑外墙节能材料能耗决策变量取值,建立约束条件,根据当前墙体外部节能材料具体能耗数据,建立当前热能信息传输比例关系式,分析当前墙体能耗热点,提出K-means聚类分析策略,将其应用于隔热点分簇控制中,通过隔热点主簇头参数定位实现耗能控制。仿真证明,上述控制方法热点拟合度提高了29%,冷负荷控制统计准确度提高27%,可以有效提高耗能控制效果。Due to poor control effect for energy consumption of energy-saving materials in building external walls,this article presented a technology to control the heat insulation energy consumption based on heat transfer performance model of external wall heat insulation panel.First of all,the reaction coefficient method was used to calculate the current heat transfer performance parameters of the building external wall thermal insulation plate,so as to determine the proportion relation between effective heat transfer coefficients.Moreover,the model of heat transfer performance of building external wall insulation board was built.According to the laws of the wall energy saving materials heat conduction,the current control parameters were optimized.After defining the current heat transfer coefficient,the best data algorithm was used to find the decision variable values of current energy consumption of building energy saving wall material and establish the constraint condition.Based on the current specific energy consumption data,the current proportional relationship of heat energy information transmission was established,and then the current energy consumption hotspots of wall were analyzed.In addition,K-means clustering analysis strategy was put forward,which was applied to the clustering control of hot spot.Finally,the energy consumption control was achieved by locating the main cluster head parameter of heat insulation point.Simulation results show that the hotspot fitting degree is improved by 29%and the statistical accuracy of cooling load control is improved by 27%,which can effectively improve the energy consumption control effect.

关 键 词：保温隔热 热量传递 冷负荷 

分 类 号：TP72[自动化与计算机技术—检测技术与自动化装置]