一、曲流布料沼气池

1、 Curved fabric biogas digester

曲流布料沼气池是在"圆、小、浅"圆筒型沼气池的基础上，经过筛选而设计出具有先进发酵工艺和池型结构的新型沼气池。其主要特点为：

The curved fabric biogas digester is a new type of biogas digester with advanced fermentation technology and tank structure designed based on the "round, small, and shallow" cylindrical biogas digester through screening. Its main characteristics are:

1、池型结构合理，原料进入池内由分流板进行半控或全控式布流，更好地发挥池容负载能力，池容产气率高。

1. The pool structure is reasonable, and the raw materials entering the pool are distributed in a semi controlled or fully controlled manner by a splitter plate, fully utilizing the load capacity of the pool and achieving a high gas production rate.

2、造价低廉，自身耗能少;操作简单方便，容易推广。

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

3、采用连续发酵工艺，发酵条件稳定。

3. Adopting continuous fermentation process, the fermentation conditions are stable.

4、池底由进料口向出料口倾斜，池底部低点在出料口底部，在倾斜池底的作用下，形成流动推力，实现主发酵池进出料自流。

4. The bottom of the tank tilts from the feed port to the discharge port, with the low point at the bottom of the discharge port. Under the action of the tilted bottom of the tank, a flow thrust is formed to achieve self flow of feed in and out of the main fermentation tank.

5、能够利用外力连动搅拌装置或内部气压进行搅拌，防止料液结壳。

5. It can use external force to link the stirring device or internal air pressure for stirring, preventing the material from solidifying.

该池适用于经济条件好，原料丰富(日进料量100千克)，耗能大的养殖业发达地区，要求家庭成员有一定的文化技术知识，非常适用于能够进行科学管理的养殖专业户、科技户或要求建设沼气池的农户。

This pond is suitable for economically developed areas with abundant raw materials (daily feed rate of 100 kilograms) and high energy consumption in the breeding industry. It requires family members to have certain cultural and technical knowledge, and is particularly suitable for professional breeding households, technology households or farmers who require the construction of biogas digesters and can carry out scientific management.

二、赤泥双面革多功能沼气池

2、 Red mud double-sided leather multifunctional biogas digester

赤泥双面革多功能沼气池是在水压式沼气池、半塑式沼气池及干湿发酵池的基础上，为适应作物秸杆为主要原料的需求而发展起来的一种新型沼气池，其主要特点为：

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

1、 采用池内、外堆沤，干湿发酵相结合的发酵工艺。

1. Adopting a fermentation process that combines internal and external composting, as well as dry and wet fermentation.

2、 有较高的池容产气率，平均为0.4米3/米3·天。

2. It has a high gas production rate with an average of 0.4 cubic meters per cubic meter per day.

3、 结构简单，施工方便，造价低廉，成本低。

3. The structure is simple, the construction is convenient, the cost is low, and the cost is low.

4、 便于商品化、标准化生产，有利于沼气池建设规范化。

4. Easy to commercialize and standardize production, conducive to the standardization of biogas digester construction.

该池主要以作物秸秆为发酵原料，适宜在种植业发达地区的应用。该池价格低廉，每建一个4米3的沼气池，需砖500炔，砂350千克，水泥150千克，外加赤泥双面革沼气罩、炉具、管道等配件，共投资250元

This pool mainly uses crop straw as fermentation material, which is suitable for application in areas with developed agriculture. The price of this digester is low. To build a 4-meter biogas digester, 500 acetylene bricks, 350 kilograms of sand, 150 kilograms of cement, as well as red mud double-sided leather biogas hood, stove, pipeline and other accessories are required, with a total investment of 250 yuan

三、铁罐沼气池

3、 Iron pot biogas digester

铁罐沼气池采用干发酵工艺，是适用于寒冷地区的新型户用沼气池。主要特点为：

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

1、池容小，进出料方便，节省劳力。

1. Small pool capacity, convenient material input and output, saving labor.

2、罐体生产工艺简单，维修量少.

2. The tank production process is simple and requires minimal maintenance

3、启动快，产气量足，一般装料后3-5天后便可产气，平均池容产气率为0.6-0.8米3/米3·天。

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

4、坚固耐用，使用时间长，使用寿命可达10年.

4. Durable and long-lasting, with a lifespan of up to 10 years

5、商品化销售，生产不受季节限制，容易达到标准化、系列化、规范化的要求.

5. Commercialized sales and production are not limited by seasons, making it easy to meet the requirements of standardization, serialization, and normalization

6、长期处于中温状态，可杀死粪便原料中的虫卵、病菌。

6. Long term exposure to moderate temperatures can kill eggs and bacteria in fecal raw materials.

铁罐沼气池适于北方夏季气温不高，冬夏季温差大的地区

Iron can biogas digesters are suitable for areas in northern China where summer temperatures are not high and there is a large temperature difference between winter and summer

四、两步发酵多功能沼气池

4、 Two step fermentation multifunctional biogas digester

两步发酵多功能沼气池是根据沼气发酵分产酸、产甲烷阶段进行的学说，将沼气发酵原料的水解产酸和产甲烷分别在不同池内完成的一种沼气池。主要特点：

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

1、管理使用方便，常年不需要大出料，在发酵启动阶段需要利用沼渣沼液时，通过循环出料管，用活塞进行人工搅拌和出料。

1. Easy to manage and use, no need for large discharge all year round. During the fermentation start-up stage, when using biogas residue and slurry, manual mixing and discharge are carried out through a circulating discharge pipe and a piston.

2、产气率高。在原料充足，发酵正常的情况下，产气率比常规池提高2倍以上，冬季采用适当的保温措施可正常使用，并且产气量越高，搅拌强度越大，而且搅拌越强.产气率更高，整个系统处于良性循环。

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

3、由于循环出料管和下循环管组成的料液自动循环系统，可自动完成搅拌、破壳工作，避免了表面结壳和底层沉淀。

3. Due to the automatic circulation system of the material liquid composed of the circulating discharge pipe and the lower circulating pipe, it can automatically complete the mixing and shell breaking work, avoiding surface crust and bottom sediment.

4、占地面积小，酸化池可根据地形随意布置，或采用顶返水形式，将酸化池紧靠池顶布局。

4. The area occupied is small, and the acidification tank can be arranged according to the terrain or adopt a top return water form, with the acidification tank arranged close to the top of the tank.

5、产酸池料温高，沼气池微生物降解秸秆和转化甲烷速度快。

5. The material temperature in the acid production tank is high, and the microorganisms in the biogas tank degrade straw and convert methane quickly.

五、溢流式小型户用沼气池

5、 Overflow small household biogas digester

溢流式小型产用沼气池是在水压式沼气池的基础上，采用厌氧污泥床(UASB)和厌氧过滤器等发酵装置的新型沼气池。

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

主要特点：

Key Features:

1、发酵充分，发酵原料流经路径长，克服了水压式沼气池易短路的问题，原料分解充分，利用率高。

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

2、压力稳定，不仅有利于灯、灶具燃烧，还解决了由于水压池压力变化大，影响沼气微生物的代谢活性问题。

2. Stable pressure is not only beneficial for the combustion of lamps and stoves, but also solves the problem of metabolic activity of biogas microorganisms affected by large pressure changes in the water pressure pool.

3、管理方便，不需大换料。

3. Convenient management, no need for major material changes.

4、具有较高的产气率，平均池容产气率为0.4米3/米3·天。

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

5、主要部件可工厂化生产，保证建池质量。

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

六、塞流式自循环小型沼气池

6、 Plug flow self circulating small biogas digester

塞流式自循环小型沼气池是采用塞流式进料，抽提式出料，池内自循环技术的新型沼气池。主要特点为：

The plug flow self circulating small biogas digester is a new type of biogas digester that adopts plug flow feeding, extraction discharge, and self circulation technology inside the digester. The main features are:

1、工艺流程合理，价格低廉。

1. The process flow is reasonable and the price is low.

2、采用抽提式出渣器，防止了料液的结壳和沉淀。

2. The use of an extraction type slag extractor prevents the crust and precipitation of the material liquid.

3、实现料液的自动循环，防止池料液短路，使微生物与新鲜原料充分接触。

3. Realize automatic circulation of feed solution, prevent short circuit of pool feed solution, and ensure sufficient contact between microorganisms and fresh raw materials.

4、产气率高，占地面积小

4. High gas production rate and small footprint

该池适用于养殖业发达的南方地区。造价低廉，池容4米3，造价260-300元，每立方米成本为65-70元。

This pool is suitable for the southern regions with developed aquaculture industry. Low cost, with a pool capacity of 4.3 meters and a cost of 260-300 yuan, the cost per cubic meter is 65-70 yuan.

七、浮罩沼气池

7、 Floating hood biogas digester

以禽畜粪便为发酵原料，从厌氧池底部进料，沼液经厌氧池从上部通过溢流管自溢流入贮粪池;沼渣通过设置在其底部的出料口排入贮粪池，或者回流到料管，起到搅拌和污泥菌种回流的作用，以保留菌种，并使发酵原料与新鲜料液混合均匀，加快发酵原料的分解。沼气贮存在浮置内供用户使用。

Using livestock manure as fermentation raw material, feed from the bottom of the anaerobic tank, and the biogas slurry overflows from the top through the overflow pipe into the manure storage tank through the anaerobic tank; The sludge is discharged into the manure storage tank through the discharge outlet set at its bottom, or refluxed to the material pipe, playing a role in stirring and sludge bacterial reflux, to retain the bacterial strains, and to evenly mix the fermentation raw materials with fresh liquid, accelerating the decomposition of the fermentation raw materials. Biogas is stored in a floating container for user use.

1、构造简单，施工方便。可使用目前已推广的水压式沼气池的模具。

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

2、提高了池容产气率和原料的利用率。解决了沼气产气率低，夏冬季产气不均衡和冬季产气的问题。

2. Improved the gas production rate of the pool and the utilization rate of raw materials. Solved the problems of low biogas production rate, uneven gas production in summer and winter, and gas production in winter.

3、解决了出料难的问题。三年之内不要下池出沉渣，劳动强度轻，可靠。

3. Solved the problem of difficult discharge. Do not leave sediment in the pond within three years. The labor intensity is light and reliable.

4、管理简单。能自动进料，自动溢料，满足农户用肥需要，每年管理用工不超过一个工日。

4. Simple management. It can automatically feed and overflow materials, meet the fertilizer needs of farmers, and manage labor for no more than one working day per year.

该池广泛适用于以人、畜、禽粪便为发酵原料的农村户用沼气池或畜牧场沼气工程，地温在10℃以上均能正常运行，不受地区限制

This pool is widely used in rural household biogas digesters or livestock farm biogas projects that use human, animal, and poultry manure as fermentation materials. It can operate normally at temperatures above 10 ℃ and is not limited by regions