1火炕概述千百年来，用火炕取暖是我国北方广大农村的传统习惯。然而，这种落后的取暖方式，热效率低，虽然烧掉大量柴草，却不能很好地解决广大农民取暖的问题。改革旧式落地炕，提高热效率，增加有效能获得量，提高农民生活质量，增加秸秆还田数量，不仅关系到广大农民生活水 1 Oven overview Over thousands of years, heating with heated kang is a traditional habit of vast rural areas in northern China. However, this backward heating method, low thermal efficiency, although burning a large number of firewood, but can not solve the problem of heating the majority of farmers. Reforming the old floor-standing kang, increasing thermal efficiency, increasing effective energy availability, improving peasants’ quality of life, and increasing the number of straw returned to the fields not only concern the peasants living water