Overview about process 过程综述 What is biogas? BIOGAS Energy with Futu re 什么是沼气 in the natural cycle Sunlight 参 Biogas is a product of Livestock Photosynthesis fermentation( anaerobic process )of organic N material Organic means HO O2 CO substances from plants or Vegetable Fertilizer Manure animal origin and with a waste high content of carbon 沼气是有机原料(厌氧)发 酵的产物。有机的意思是碳 Organic waste Anaerobic 含量很高的植物或动物物质 treatment Biogas Electrical thermal energy The main goal of the fermentation is to produce biogas as a energy source of renewable energy. The main components are methane(CH4, round about 60 % and carbon dioxide( 30-40 % 发酵的主要目的是生产沼气,作为可再生能源。沼气的主要成分是甲烷(约60%) 和CO2(30~40%)Overview about process 过程综述 What is biogas? 什么是沼气 Biogas is a product of fermentation ( anaerobic process ) of organic material. Organic means substances from plants or animal origin and with a high content of carbon. 沼气是有机原料（厌氧）发 酵的产物。有机的意思是碳 含量很高的植物或动物物质。 The main goal of the fermentation is to produce biogas as a energy source of renewable energy. The main components are methane (CH4 , round about 60 %) and carbon dioxide ( 30-40 %). 发酵的主要目的是生产沼气，作为可再生能源。沼气的主要成分是甲烷（约60％） 和CO2 (30~40%)