Study on the Logical Facing Direction of Residential Building in Changchun City by Using the Passive Design Theory

In the paper, based on building energy efficiency, it is used as the foundation of the passive design theory, with considering climatic environment in Changchun, China, the corresponding parameters is determined, according to the energy efficiency principle of gain most heat in winter and avoid heat as little as possible in summer, and it is put forward that the logical range of residential building facing direction in Changchun city through theoretical analysis, which offers beneficial reference and experience how to design for energy efficiency in residential buildings in Changchun.