“康乐”型沼气地是南康市能源办设计的一种上半部削球体、下半部椭球A型、底部出料，中层回流．利用回流有效地冲刷厕所粪便的一种方便、实用、卫生的水压式沼气池。1993年开始试用，1995年开始推广，深受广大用户欢迎。1997年～1998年国家有关部门领导、专家和省、他有关部门 “Leisure” type biogas is a kind of upper half ball designed by Nankang Energy Department. The lower half ellipsoid type A, the bottom discharge and middle return flow. A convenient, practical and hygienic hydraulic digester that uses flushing to effectively flush toilet excrement. Trial started in 1993, 1995 began to promote, welcomed by the majority of users. From 1997 to 1998, the leaders and experts of the relevant state departments, as well as the provincial and his relevant departments