Glass fiber reinforced plastic methane generating tank

The invention belongs to the field of methane technologies and discloses a glass fiber reinforced plastic methane generating tank which achieves a constant temperature effect and has a high methane yield. According to the main technical scheme, the methane generating tank comprises a digestion tank body, a stirring mechanism, a heating mechanism, a temperature sensing mechanism and a control terminal, wherein the stirring mechanism is composed of a rotating shaft and blades, the rotating shaft is arranged in the digestion tank body and driven by a power mechanism, the blades are fixed on the rotating shaft, the heating mechanism and the temperature sensing mechanism are arranged in the digestion tank body, and the control terminal controls the rising and falling of temperature, the temperature sensing mechanism and the heating mechanism; the digestion tank body, from inside to outside, is structurally provided with a glass fiber reinforced plastic lining layer, the heating mechanism, a temperature falling mec