沼气池的“中毒”现象及处理办法通常沼气池有以下几种“中毒”现象：１．池内的发酵料液严重偏酸（正常沼气池的酸碱度为中性），产生酸中毒，虽产气，但甲烷含量少而不能使用．处理办法：从地内取１／２—１／３的老料，加入相适应的新料，并投人适合的澄清石灰水，搅拌... Digester “poisoning” phenomenon and approach Usually digester has the following “poisoning” phenomenon: 1. The fermented liquid in the tank is seriously acidic (the pH of normal biogas digesters is neutral), causing acidosis. Although it produces gas, its methane content is small and can not be used. Approach: Take 1 / 2-1 / 3 of the old material from the ground, add the appropriate new material, and invest in suitable clarified lime water, stirring ...