In China,a new "Design standard for energy efficiency of residential buildings (for cold region)" was introduced in 2006. In this new standard,more high level insulation of the building envelope is required,...In China,a new "Design standard for energy efficiency of residential buildings (for cold region)" was introduced in 2006. In this new standard,more high level insulation of the building envelope is required,yearly energy requirement for heating must be less than 55 kWh/(m2·a)(regarded as a low-energy house). The new attempt was carried out in the process of architecture design with an evaluation on energy consumption of the building. The design plan was brought forward and compared. PHPP software from German was applied to calculate energy consumption of the passive residential building. The optimum design planning was discussed and model of passive house suited to China's national conditions were attempted. The compactness,solar air collector and the window-wall ratio have essential influence on the energy consumption of buildings. The annual heat demands for the buildings with the window-wall ratio 0.35 and 0.50 are 48 kWh/(m2·a) and 46 kWh/(m2·a),respectively. The yearly auxiliary heat of building with the wall-mounted solar air collectors and the window-wall ratio 0.35 is just 4.8 kWh/(m2·a).展开更多
对于被动房的负荷及能耗计算,德国被动房研究所有一款专门的计算与认证软件PHPP,该软件依据EN ISO 13790,以月为计算单位建立了建筑的热平衡方程,用于计算供暖、供冷需求。本文基于该软件中的能量平衡计算方法及其主要计算公式,在MATLA...对于被动房的负荷及能耗计算,德国被动房研究所有一款专门的计算与认证软件PHPP,该软件依据EN ISO 13790,以月为计算单位建立了建筑的热平衡方程,用于计算供暖、供冷需求。本文基于该软件中的能量平衡计算方法及其主要计算公式,在MATLAB平台编写了优化计算程序用于被动房的优化计算。经检验,该程序的计算结果具有较高的精度,可以用于大量被动式节能方案的快速比选,提高被动房优化设计的精度和速度。展开更多
基金Project(50778032) supported by the National Natural Science Foundation of ChinaProject(2006BAA04B04) supported by the National Science and Technology Pillar Program During 11th-Five-year Plan of ChinaProject(JN-200912) supported by Open Fund of Key Laboratory in Liaoning Province’s Universities,China
文摘In China,a new "Design standard for energy efficiency of residential buildings (for cold region)" was introduced in 2006. In this new standard,more high level insulation of the building envelope is required,yearly energy requirement for heating must be less than 55 kWh/(m2·a)(regarded as a low-energy house). The new attempt was carried out in the process of architecture design with an evaluation on energy consumption of the building. The design plan was brought forward and compared. PHPP software from German was applied to calculate energy consumption of the passive residential building. The optimum design planning was discussed and model of passive house suited to China's national conditions were attempted. The compactness,solar air collector and the window-wall ratio have essential influence on the energy consumption of buildings. The annual heat demands for the buildings with the window-wall ratio 0.35 and 0.50 are 48 kWh/(m2·a) and 46 kWh/(m2·a),respectively. The yearly auxiliary heat of building with the wall-mounted solar air collectors and the window-wall ratio 0.35 is just 4.8 kWh/(m2·a).
文摘对于被动房的负荷及能耗计算,德国被动房研究所有一款专门的计算与认证软件PHPP,该软件依据EN ISO 13790,以月为计算单位建立了建筑的热平衡方程,用于计算供暖、供冷需求。本文基于该软件中的能量平衡计算方法及其主要计算公式,在MATLAB平台编写了优化计算程序用于被动房的优化计算。经检验,该程序的计算结果具有较高的精度,可以用于大量被动式节能方案的快速比选,提高被动房优化设计的精度和速度。
