In the modern pig farming industry, the proper management of pig manure and organic waste is not only crucial for environmental protection but also for sustainable development. Pig farm composter, also known as farm waste fermentation tank, has emerged as an essential solution, playing a significant role in turning what was once considered waste into a valuable resource - high - quality compost.

Models

Model	11FFG-55	11FFG-80	11FFG-100	11FFG-120	11FFG-140	11FFG-160	11FFG-220	11FFG-280
Body Volume	55m³	80m³	100m³	120m³	140m³	160m³	220m³	280m³
Power	29.25kW	34.25kW	39.25kW	39.25kW	43.75kW	43.75kW	84.25kW	109.6kW
Body Material	Double-layer Stainless Steel
handling capacity	4-6m³	4-6m³	6-8m³	8-10m³	10-12m³	12-14m³	16-19m³	20-24m³
Tip:The Moisture Content of Fresh Chicken Manure is 65-70%

Aerobic Decomposition

Pig farm composter is based on the principle of aerobic high temperature decomposition. It is a biological process in which microorganisms, such as bacteria and fungi, break down organic matter in the presence of oxygen. The microorganisms consume the organic matter and they release heat and humus in the process. The heat generated during this process can raise the temperature inside the composter to as high as 45 - 70°C (113 - 158°F).

Key Components

1) Composting Chamber

• Volume and Dimensions: The composting chamber is the central part where the pig manure and other organic materials are processed. In a large - scale industrial composter, the chamber can have a volume of several cubic meters, with dimensions tailored to the scale of the pig farm's waste production.

• Material: It is made of double-layer stainless steel with strong resistant to corrosion and served long span.

• Insulation: Materials like polyurethane foam is used between the two layers of stainless steel. This insulation helps to retain the heat generated during the composting process, promoting more efficient decomposition by keeping the internal temperature within the optimal range (45 - 70°C ).2. Stirring System
2) Drive Motor

• Hydraulic motor serves as the power source for the stirring system.
3) Shaft Assembly

• The shaft runs horizontally through the center of the tank. It is supported by multiple bearing assemblies along its length. The bearings allow the shaft to rotate smoothly with minimal friction.

• On the surface of the stirring shaft, there are evenly spaced mounting points for the stirring blades. The shaft is made of high - strength carbon steel to withstand the heavy loads and corrosive environment inside the tank.
4) Stirring Blades

• The surface of stirring blades is made of stainless steel to resist friction from the organic materials. They are designed in a specific triangle shape, which helps to move the organic materials both axially and radially within the tank.

• The blades are angled at approximately 45 - 60 degrees relative to the axis of the shaft. This angle promotes the mixing of the fecal materials, breaks up clumps, and ensures that all parts of the manure are exposed to the necessary oxygen for aerobic fermentation. Multiple sets of blades are mounted along the length of the shaft, with proper spacing to achieve comprehensive and uniform mixing.
5) Deodorization System

The deodorization tower uses a chemical absorption method, in which a liquid absorbent is sprayed from the top of the tower. The absorbent, such as a solution of sodium hydroxide for removing acidic gases like hydrogen sulfide or a special odor - absorbing agent, comes into contact with the rising foul - smelling gas.

• Tower Body

The deodorization tower is typically a vertically - oriented cylindrical structure made of corrosion - resistant materials of stainless steel.It provides a stable framework for all the internal components and serves as a containment vessel for the odor - treatment process.

• Water Tank

The water tank stores clean water, which serves as the medium for the spraying and washing process in the deodorization tower.
6) Loading and Unloading Systems

• Loading: For loading the pig manure and other organic materials into the composter, there are different methods. In small - scale operations, a front - end hopper can be used to automatic deposit the waste into the composting chamber. In larger - scale pig farms, intelligent automated fully enclosed loading and unloading system is used for efficient and continuous loading of the composting materials, through which achieving no touch on the ground and prevents odors from escaping, while also reducing labor costs.

• Unloading: Once the composting process is complete, the high - quality compost needs to be unloaded. It has a bottom - discharge mechanism, where a door at the bottom of the vessel opens, and the compost slides out onto the ground .

Advantages

Environmental Benefits
1. Pollution Reduction: Pig manure contains high levels of nitrogen, phosphorus, and organic matter. If not properly managed, it can leach into groundwater, causing water pollution, or release greenhouse gases such as ammonia and methane into the atmosphere. Composting the manure reduces these environmental risks. By converting the organic matter into stable compost, the release of harmful pollutants is minimized.
2. Waste Minimization: Instead of having large amounts of pig manure piling up on the farm, which can be a nuisance and a source of environmental problems, composters turn this waste into a useful product. This reduces the need for landfills or other waste - disposal methods.

Agricultural Benefits
1. Soil Fertility Improvement: The compost produced by pig farm composter is rich in nutrients and organic matter. When applied to agricultural fields, it improves soil structure, water - holding capacity and nutrient availability. This can lead to increased crop yields and better - quality produce. For example, the organic matter in the compost helps to bind soil particles together, creating a more porous soil structure that allows for better root growth and water infiltration.
2. Sustainable Fertilizer Source: Using compost as a natural fertilizer reduces the reliance on synthetic fertilizers. Synthetic fertilizers can have negative impacts on the environment, such as soil acidification and water pollution. Compost, on the other hand, is a sustainable and renewable source of plant nutrients, contributing to long - term soil health and agricultural sustainability.
Economic Benefits
1. Cost - Savings: By producing their own compost, pig farmers can save money on purchasing commercial fertilizers. Additionally, proper composting can reduce the costs associated with waste disposal. For example, if a farm was previously paying for the removal of pig manure, composting can eliminate this expense.
2. Value - Added Product: The high - quality compost can be sold to local farmers, gardeners, or landscaping companies. This creates an additional revenue stream for the pig farm, turning a waste product into a valuable commodity.