The meander distribution biogas digester is a new type of biogas digester designed with advanced fermentation technology and tank structure based on the circular, shallow, and cylindrical biogas digester after screening. Its main characteristics are:

池型結構合理，原料進入池內由分流板進行半控或全控式布流，充分發揮池容負載能力，池容產氣率高。

The pool structure is reasonable, and the raw materials enter the pool through a semi controlled or fully controlled flow distribution plate, fully utilizing the load capacity of the pool capacity and achieving high gas production rate.

造價低廉，自身耗能少;操作簡單方便，容易推廣。

Low cost and low energy consumption; Easy to operate and promote.

采用連續發酵工藝，發酵條件穩定。

Adopting continuous fermentation process, the fermentation conditions are stable.

池底由進料口向出料口傾斜，池底部低點在出料口底部，在傾斜池底的作用下，形成流動推力，實現主發酵池進出料自流。

The bottom of the tank is tilted from the inlet to the outlet, with the low point at the bottom of the outlet. Under the action of the tilted tank bottom, a flow thrust is formed to achieve automatic flow of incoming and outgoing materials in the main fermentation tank.

能夠利用外力連動攪拌裝置或內部氣壓進行攪拌，防止料液結殼。

Able to use external force to connect the stirring device or internal air pressure for stirring, to prevent the material liquid from crusting.

該池適用于經濟條件好，原料豐富(日進料量100千克)，耗能大的養殖業發達地區，要求家庭成員有一定的文化技術知識，特別適用于能夠進行科學管理的養殖戶科技戶或要求建設沼氣池的農戶。

This tank is suitable for developed areas in the aquaculture industry with good economic conditions, abundant raw materials (daily feed volume of 100 kilograms), and high energy consumption. It requires family members to have a certain level of cultural and technical knowledge, especially suitable for farming professionals who can carry out scientific management, technology households, or farmers who require the construction of biogas digesters.

二赤泥雙面革多功能沼氣池

Two red mud double-sided leather multifunctional biogas digester

赤泥雙面革多功能沼氣池是在水壓式沼氣池半塑式沼氣池及干濕發酵池的基礎上，為適應作物秸桿為主要原料的需求而發展起來的一種新型沼氣池，其主要特點為：

Red mud double-sided leather multifunctional biogas digester is a new type of biogas digester developed on the basis of hydraulic biogas digester, semi plastic biogas digester, and dry wet fermentation digester to meet the demand of crop straw as the main raw material. Its main characteristics are:

采用池內外堆漚，干濕發酵相結合的發酵工藝。

Adopting a fermentation process that combines internal and external composting and dry wet fermentation.

有較高的池容產氣率，平均為0.4米3/米3·天。

There is a high pool capacity gas production rate, with an average of 0.4 m3/m3 · day.

結構簡單，施工方便，造價低廉，成本低。

Simple structure, convenient construction, low cost, and low cost.

便于商品化標準化生產，有利于沼氣池建設規范化。

Facilitate commercialization and standardized production, and facilitate the standardization of biogas digester construction.

該池主要以作物秸稈為發酵原料，適宜在種植業發達地區的應用。該池價格低廉，每建一個4米3的沼氣池，需磚500炔，砂350千克，水泥150千克，外加赤泥雙面革沼氣罩爐具管道等配件，共投資250元
三鐵罐沼氣池

This pool mainly uses crop straw as fermentation material, suitable for application in areas with developed planting industries. The price of this biogas tank is low. For each 4m ³ biogas tank built, it requires 500 bricks of acetylene, 350 kilograms of sand, 150 kilograms of cement, and accessories such as red mud double-sided leather biogas hood, stove, pipeline, etc., with a total investment of 250 yuan

鐵罐沼氣池采用干發酵工藝，是適用于寒冷地區的新型戶用沼氣池。主要特點為：

The iron tank biogas digester adopts a dry fermentation process and is a new type of household biogas digester suitable for cold regions. The main characteristics are:

池容小，進出料方便，節省勞力。

The pool has a small capacity, convenient feeding and discharging, and saves labor.

罐體生產工藝簡單，維修量少

The tank production process is simple and requires minimal maintenance

啟動快，產氣量足，一般裝料后3-5天后便可產氣，平均池容產氣率為0.6-0.8米3/米3·天。

Fast start-up, sufficient gas production, and gas production can generally occur 3-5 days after loading, with an average tank capacity gas production rate of 0.6-0.8 m3/m3 · day.

堅固耐用，使用時間長，使用壽命可達10年

Durable and durable, with a long service life of up to 10 years

商品化銷售，生產不受季節限制，容易達到標準化系列化規范化的要求

Commercialized sales, production not limited by seasons, easy to meet the requirements of standardization, serialization, and standardization

長期處于中溫狀態，可殺死糞便原料中的蟲卵病菌。

Long term exposure to moderate temperature can kill insect egg pathogens in fecal materials.

鐵罐沼氣池適于北方夏季氣溫不高，冬夏季溫差大的地區

Iron tank biogas digesters are suitable for areas in the north with low summer temperatures and large temperature differences between winter and summer

四兩步發酵多功能沼氣池

Four two-step fermentation multifunctional biogas digester

兩步發酵多功能沼氣池是根據沼氣發酵分產酸產甲烷階段進行的學說，將沼氣發酵原料的水解產酸和產甲烷分別在不同池內完成的一種沼氣池。主要特點：

The two-step fermentation multifunctional biogas digester is a type of biogas digester that is based on the theory of dividing biogas fermentation into acid and methane production stages. The hydrolysis of biogas fermentation raw materials to produce acid and methane is completed in different digesters. Main features:

管理使用方便，常年不需要大出料，在發酵啟動階段需要利用沼渣沼液時，通過循環出料管，用活塞進行人工攪拌和出料。

Easy to manage and use, there is no need for large discharge all year round. When using biogas slurry during the fermentation start-up stage, a circulating discharge pipe is used, and a piston is used for manual mixing and discharge.

產氣率高。在原料充足，發酵正常的情況下，產氣率比常規池提高2倍以上，冬季采用適當的保溫措施可正常使用，并且產氣量越高，攪拌強度越大，而且攪拌越強.產氣率更高，整個系統處于良性循環。

High gas production rate. Under the condition of sufficient raw materials and normal fermentation, the gas production rate is increased by more than twice compared to conventional tanks. In winter, appropriate insulation measures can be used normally, and the higher the gas production rate, the stronger the stirring intensity, and the higher the gas production rate. The entire system is in a virtuous cycle.

由于循環出料管和下循環管組成的料液自動循環系統，可自動完成攪拌破殼工作，避免了表面結殼和底層沉淀。
      4占地面積小，酸化池可根據地形隨意布置，或采用頂返水形式，將酸化池緊靠池頂布局。

Due to the automatic material liquid circulation system composed of the circulating discharge pipe and the lower circulating pipe, it can automatically complete the mixing and shell breaking work, avoiding surface crusting and bottom sedimentation< Br/> & Nbsp& Nbsp; 4. The area is small, and the acidification tank can be arranged according to the terrain or in the form of top return water, with the acidification tank arranged close to the top of the tank.

產酸池料溫高，沼氣池微生物降解秸稈和轉化甲烷速度快。

The material temperature in the acid production tank is high, and the microbial degradation of straw and methane conversion speed in the biogas tank are fast.

五溢流式小型戶用沼氣池

Five overflow small household biogas digester

溢流式小型產用沼氣池是在水壓式沼氣池的基礎上，采用厭氧污泥床(UASB)和厭氧過濾器等發酵裝置的新型沼氣池。

Overflow small-scale production biogas digester is a new type of biogas digester that uses anaerobic sludge bed (UASB) and anaerobic filter fermentation devices on the basis of hydraulic biogas digester.

主要特點：

Main features:

發酵充分，發酵原料流經路徑長，克服了水壓式沼氣池易短路的問題，原料分解充分，利用率高。

The fermentation is sufficient, and the fermentation raw materials flow through a long path, overcoming the problem of short circuits in hydraulic biogas digesters. The raw materials are fully decomposed and the utilization rate is high.

壓力穩定，不僅有利于燈灶具燃燒，還解決了由于水壓池壓力變化大，影響沼氣微生物的代謝活性問題。

Stable pressure not only benefits the combustion of lamps and stoves, but also solves the problem of affecting the metabolic activity of biogas microorganisms due to large pressure changes in the water pressure pool.

管理方便，不需大換料。

Easy management, no need for major material changes.

具有較高的產氣率，平均池容產氣率為0.4米3/米3·天。

It has a high gas production rate, with an average pool capacity gas production rate of 0.4 m3/m3 · day.

主要部件可工廠化生產，保證建池質量。

The main components can be factory produced to ensure the quality of the pool construction.

六塞流式自循環小型沼氣池

Six plug flow self circulation small biogas digester

塞流式自循環小型沼氣池是采用塞流式進料，抽提式出料，池內自循環技術的新型沼氣池。主要特點為：

The plug flow self circulation small biogas digester is a new type of biogas digester that uses plug flow feed, extraction discharge, and internal self circulation technology. The main characteristics are:

工藝流程合理，價格低廉。

The process flow is reasonable and the price is low.

采用抽提式出渣器，防止了料液的結殼和沉淀。

The use of an extraction type slag extractor prevents the crusting and sedimentation of the material liquid.

實現料液的自動循環，防止池內料液短路，使微生物與新鮮原料充分接觸。

Realize automatic circulation of material and liquid, prevent short circuit of material and liquid in the pool, and fully contact microorganisms with fresh raw materials.

產氣率高，占地面積小

High gas production rate and small footprint

該池適用于養殖業發達的南方地區。造價低廉，池容4米3，造價260-300元，每立方米成本為65-70元。

This pool is suitable for southern regions with developed aquaculture. The cost is low, with a pool capacity of 4 meters, a cost of 260 to 300 yuan, and a cost of 65 to 70 yuan per cubic meter.

七浮罩沼氣池

Seven floating hood biogas digester

以禽畜糞便為發酵原料，從厭氧池底部進料，沼液經厭氧池從上部通過溢流管自溢流入貯糞池;沼渣通過設置在其底部的出料口排入貯糞池，或者回流到料管，起到攪拌和污泥菌種回流的作用，以保留菌種，并使發酵原料與新鮮料液混合均勻，加快發酵原料的分解。沼氣貯存在浮置內供用戶使用。

Using poultry and livestock manure as fermentation raw materials, feed is fed from the bottom of the anaerobic tank, and the biogas slurry flows into the septic tank through the overflow pipe from the top through the anaerobic tank; The biogas residue is discharged into the septic tank or returned to the material pipe through a discharge outlet at the bottom, playing a role in stirring and returning sludge bacteria to retain the bacteria, and mixing the fermentation raw materials evenly with the fresh liquid to accelerate the decomposition of the fermentation raw materials. Biogas is stored in a floating structure for users to use.

構造簡單，施工方便。可使用目前已推廣的水壓式沼氣池的模具。

Simple structure and convenient construction. The molds of the currently promoted hydraulic biogas digester can be used.

提高了池容產氣率和原料的利用率。解決了沼氣產氣率低，夏冬季產氣不均衡和冬季產氣的問題。

The gas production rate of the pool capacity and the utilization rate of raw materials have been improved. Solved the problems of low biogas production rate, uneven gas production in summer and winter, and winter gas production.

解決了出料難的問題。三年之內不要下池出沉渣，勞動強度輕，可靠。

Solved the problem of difficult discharge. Do not release sediment from the pool within three years, as the labor intensity is light and reliable.

管理簡單。能自動進料，自動溢料，滿足農戶用肥需要，每年管理用工不超過一個工日。

Simple management. It can automatically feed and overflow to meet the fertilizer needs of farmers, and the annual management labor does not exceed one working day.

該池廣泛適用于以人畜禽糞便為發酵原料的農村戶用沼氣池或畜牧場沼氣工程，地溫在10℃以上均能正常運行，不受地區限制。

This pool is widely applicable to rural household biogas digesters or livestock farm biogas projects that use human and livestock manure as fermentation materials. It can operate normally with a ground temperature above 10 ℃ and is not limited by local conditions.

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