Journal of Chuxiong Normal University ›› 2021, Vol. 36 ›› Issue (3): 31-38.

• Physics • Previous Articles     Next Articles

The User-oriented Development of the Marsh Gas Dumping and Inputting Auxiliary System

YIN Dedu1, LI Jiawang1, WANG Xinchun1, LIU Kaibo1, GU Chunfu2   

  1. 1. College of Physics and Electronic Science, Chuxiong Normal University, Chuxiong, Yunnan Province 675000;
    2. Lufeng No.1 Middle School, Lufeng, Yunnan Province 651200
  • Received:2021-02-19 Online:2021-05-20 Published:2021-07-23

Abstract: This research addresses China's rural areas about the vertical cylinder hydraulic pressure gas digesters instability, the surplus gas storage difficulties and biogas ease pressure on feed to accelerate the stirring in tank and improve the gas production efficiency. Ordinary low-noise pressure compressor has the characteristics to export gas at more than 1 Mpa to enable rural households to compress and store methane-generating pit surplus marsh gas to achieve gas pressure stability, so that users can stablize supply of methane. At the same time they can use the compressor to quickly exhaust gas at a negative pressure to reduce pressure feed. This way, biogas residue and biogas slurry can return in quantity to stir the tanks and increase gas production. The system focuses on circuit and pipeline design and the system performance indicators are tested and found to be able to meet the design requirements. The trial system runs stably and its functions can meet the designed objectives. Development of this system is of significance to the construction of beautiful villages.

Key words: Biogas, compressor, cylinder, Automatic Control System, analysis and evaluation

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