目前,农村家用沼气池效益偏低。一般沼气池的年产气量二百立方米左右,而且产气不均,夏季气用不完,冬季气不够用。存在这些问题的原因,一是沼气池渗气漏气严重;二是日常管理工作跟不上;三是家畜、家禽饲养量小,厕所、猪圈、沼气池真正三结合少,不能保证人畜粪便经常入池;四是以秸秆为主要原料的沼气池因秸秆小进料很困难,一般做不到日常补料工作。作为广大 At present, rural household digesters have low benefits. General biogas digesters annual gas production of about 200 cubic meters, and uneven gas production, summer gas used up, winter gas is not enough. The reasons for these problems are as follows: firstly, the gas leakage in the digester is serious; second, the daily management can not keep up; thirdly, the livestock and poultry have a small amount of livestock and poultry. Often into the pool; Fourth, straw as the main raw material for biogas digester small feed is very difficult, generally can not do the daily feeding work. As a general