Fresh Dry Straw Treatment Biogas Plant

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Phone

+86-158 6303 7696

+86-139 6390 1909


E-mail

cnrunyuan@gmail.com

Fresh Dry Straw Treatment Biogas Plant


Biogas Plant Treatment Process

(1) All kinds of fresh and dry straw is transported to the biogas plant site. Then all dtsraw will be cruhsed into 10-20mm particles.

(2) All straw will be delivered into the sewage collection and allocation tank, equipped with the rotor lift pump and the submersible mixer. After mixing with water and homogenizing, all raw materials are pumped into the CSTR independent tank for fermentation.

(3) CSTR anaerobic fermentation involves crushing various types of straw and other organic matter, adjusting the feed TS concentration betwen 8-12%.

(4) After entering the CSTR reactor, the CSTR reactor adopts lower feed stock and upper discharge with mechanical stirring, the gas production rate between 1.0 and 1.2 depending on the raw material and temperature.

(5) It adopts the medium temperature fermentation process with "pretreatment + CSTR + secondary fermentation" as the main part, with the fermentation temperature of 35-37ºC.

(6) The fermented biogas slurry enters the secondary fermentation tank for secondary fermentation. The biogas produced by the two tanks enters the independent biogas storage tank.

(7) After solid-liquid separation, biogas residue and biogas slurry are used to produce organic fertilizer and liquid organic fertilizer.

(8) After desulfurization, decarbonization and purification treatment, biogas is compressed and used for vehicle gas or enters urban gas pipelines.

 

2 Biogas Plant Treatment Process Diagram

3 Biogas Plant Treatment Capapcity

(1) The exactly biogas plant scale will be designed based on your buyer deamnds.

(2) As normal,the biogas plant can treat fresh and dry straw 1 Tons to 250 Tons per day.

(3) The biogas production can reach 120-30000NM³ per day.

 

4 EPC Service offered

(1) Freely Preliminary Technical Consultation

(2) Treatment Process design

(3) Comprehensive Project Equipment Supply

(4) Installation Technical Support

(5) Debugging Technical Support