Livestock and poultry manure biogas system utilizing flue gas waste heat of agriculture and forestry biomass power plant

• Main Authors: CHEN LIMEI, WANG PENGYING, ZHOU-LEI JINYU, ZHANG SHUO, YAO QIUYU, CHEN LIN
• Format: Patent
• Language: Chinese; English
• Published: 24.03.2023
• Subjects: ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE ORUNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; CHEMISTRY; FIRELIGHTERS; FUELS; FUELS NOT OTHERWISE PROVIDED FOR; LIQUEFIED PETROLEUM GAS; LUBRICANTS; METALLURGY; NATURAL GAS; PEAT; PETROLEUM, GAS OR COKE INDUSTRIES; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BYSUBCLASSES C10G, C10K; TECHNICAL GASES CONTAINING CARBON MONOXIDE; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model belongs to the technical field of environmental protection of solid waste treatment, and particularly relates to a livestock and poultry manure biogas system utilizing flue gas waste heat of an agriculture and forestry biomass power plant. According to the biogas system, flue gas waste heat of an agriculture and forestry biomass power plant is used for supplying heat to the livestock and poultry manure biogas system, the problem that heating and heat preservation are needed in the medium-temperature anaerobic fermentation process of livestock and poultry manure in severe cold areas of northeast China is solved, and the investment and operation cost of livestock and poultry manure biogas projects are effectively reduced; according to the system, the flue gas waste heat of the agriculture and forestry biomass power plant is reasonably and fully utilized, complex biogas power generation equipment or boiler equipment does not need to be built, an external low-grade heat source is fully utilized,