Research Article

Energy-Saving Design of Building Envelope Based on Multiparameter Optimization

Table 3

Heat transfer coefficient of outer surface of envelope .

Outer surface characteristics of envelope

Exterior walls and roof23
A floor above an unheated basement that communicates with outdoor air17
A floor slab above a nonheated basement with a covered roof and windows on the exterior wall12
A windowless, unheated floor above a basement6