中文摘要：

通过计算地板所吸收的太阳辐射热，利用实测调查结果及房间热平衡关系，提出在进行直接受益式地板供暖住宅室内热环境分析时必须考虑太阳辐射和室内蓄热体的蓄放热特性的影响，才能使系统设计更加节能，更好地满足室内舒适性要求。

英文摘要：

Calculates the solar radiant heat absorbed by floors, presents that the effect of solar radiation and charge and discharge characteristics of thermal mass on indoor thermal environment should be taken into account in analysing this kind of residences using the data of field survey and the heat balance analysis of a single room, to ensure reduction in energy consumption of the system and improve indoor thermal comfort.