建筑科学
建築科學
건축과학
BUILDING SCIENCE
2010年
8期
83-87
,共5页
EPS%复合墙体%湿传递%缝隙%空气层%热湿耦合%数值模拟
EPS%複閤牆體%濕傳遞%縫隙%空氣層%熱濕耦閤%數值模擬
EPS%복합장체%습전체%봉극%공기층%열습우합%수치모의
EPS%composite wall%moisture transfer%gap%air layer%coupling of heat and moisture%numerical simulation
本文以北京地区为气候特征区,对新建钢筋混凝土EPS复合保温墙热湿耦合传递过程进行了数值模拟计算,分析了EPS板间缝隙对墙体热、湿状态的影响,给出了墙体内壁面温度、湿稳定时间、结露时间和凝结水量随缝隙大小变化的规律,以期为建筑施工规范提供参考依据。
本文以北京地區為氣候特徵區,對新建鋼觔混凝土EPS複閤保溫牆熱濕耦閤傳遞過程進行瞭數值模擬計算,分析瞭EPS闆間縫隙對牆體熱、濕狀態的影響,給齣瞭牆體內壁麵溫度、濕穩定時間、結露時間和凝結水量隨縫隙大小變化的規律,以期為建築施工規範提供參攷依據。
본문이북경지구위기후특정구,대신건강근혼응토EPS복합보온장열습우합전체과정진행료수치모의계산,분석료EPS판간봉극대장체열、습상태적영향,급출료장체내벽면온도、습은정시간、결로시간화응결수량수봉극대소변화적규률,이기위건축시공규범제공삼고의거。
In this paper,taking Beijing as the climatic characteristic area,a numerical simulation of coupled heat and moisture transfer of newly-built reinforced concrete-EPS thermal insulation composite wall was conducted.The effects of gaps between EPS boards on heat and moisture status of composite wall were analyzed and the rules of inner surface temperature of the wall,the time required for moisture equilibrium,the total period of dew condensation and the quantity of condensed water change with the variation of gap area were presented.
