对填埋气的回收利用，既能减排温室气体，又能回收能源。分析了填埋气产生的原理和过程，对目前出现的填埋场产气模型进行了分类，并系统地分析了各种产气模型的计算方法、优缺点以及适用条件，为填埋气体的大规模利用提供可靠的方法。

Recovery and utilization of landfill biogas can not only reduce greenhouse effect but recover energy. This article presents the principle and process of landfill biogas generation, and classifies reported models on biogas generation from landfills. Systematic summary and analysis of methodologies, advantages, disadvantages and application conditions, which will provide credible methods for biogas recovery, are put forward also.