Hydraulic Compost Turning Machine
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Hydraulic Compost Turning Machine
The hydraulic compost turner is a high-efficiency piece of equipment for organic fertilizer fermentation and turning that utilizes hydraulic transmission as its core technology. Building upon the foundation of traditional trough-type turners, this equipment incorporates a fully hydraulic drive and control system, enabling hydraulic operation for the three primary functions: turning, traveling, and lifting. Hydraulic compost turners fall into two main categories: hydraulic trough-type turners, which travel along rails installed on the fermentation trough; and hydraulic crawler-type turners, which utilize a crawler chassis for mobility.
The core competitive advantage of the hydraulic compost turner lies in its use of hydraulic drive technology to overcome the power limitations inherent in traditional turning equipment. Compared to standard electric motor-driven turners, it employs a hydraulic drive system; compared to basic trough-type turners, it ensures uniform turning with no untreated “dead zones,” achieving a material decomposition rate of over 95%. For large-scale fertilizer plants aiming for shorter fermentation cycles, high decomposition rates, and compliance with environmental standards, investing in a high-performance hydraulic trough-type turner is the logical choice for establishing a standardized organic fertilizer production line.
System Composition and Technical Architecture
The technical architecture of the hydraulic compost turner can be categorized into the following layers:
(I) Hydraulic Power Layer: Comprising the hydraulic pump station (electric motor, hydraulic pump, and oil tank), control valve assembly (relief valves, directional control valves, etc.), and hydraulic piping. The pump station converts electrical energy into hydraulic energy; the control valve assembly regulates the flow and direction of the hydraulic fluid; and the piping conveys the hydraulic energy to the various actuating components.
(II) Hydraulic Actuation Layer: Including hydraulic travel motors (for propulsion), hydraulic drum motors (for turning/mixing), and hydraulic lifting cylinders (for depth adjustment).
(III) Mechanical Actuation Layer: Including the turning drum and rake teeth, the travel mechanism (rail wheels or crawler tracks), the machine frame, etc.
(IV) Intelligent Control Layer: Including a PLC control cabinet or a wireless remote control unit. This layer enables fully automated cyclic operations for traveling, turning, lifting, and directional switching.
Comparison with mechanically driven windrow turners
Compared to mechanically driven compost turners, hydraulic compost turners offer significant advantages:
Power Output: Hydraulic systems provide high torque and rapid response, delivering 1.5 to 2 times the turning force of standard mechanical models. Turning Depth: Increased by 30%, reaching 1.5–3 meters. Operational Stability: Improved by 30%–40%. Material Exchange Rate: Achieves a 90% exchange rate between the upper and lower layers of the pile, whereas mechanical equipment manages only 60%. Overload Protection: The system utilizes a relief valve to release pressure upon encountering hard objects or momentary overloads. Adjustment Flexibility: Allows for stepless lifting/lowering and smooth speed regulation.
Industry Applications and Process Compatibility
The hydraulic compost turner is suitable for large-scale aerobic composting processes. Organic fertilizer industry: processing organic waste such as livestock and poultry manure. Environmental protection industry: aerobic composting of municipal sludge. Agricultural industry: processing agricultural waste such as crop stalks. Industrial sector: processing industrial organic waste such as sugar mill filter mud and distillery grains.
Material Adaptability Analysis
The hydraulic compost turner demonstrates exceptional adaptability to various materials. High-moisture materials: It can process fresh chicken manure or filter-pressed sludge with moisture content as high as 65%–80%. High-viscosity materials: The hydraulic system delivers high torque, preventing machine jams. Large, clumped materials: Powerful turning action allows for easy breakup. Fibrous materials: Mixing tines can effectively cut through long fibers (such as those found in cattle manure or straw).
Models and Specifications of Hydraulic Compost Turners
| Hydraulic Lifting Compost Turning Machine | ||||
| Model | Main Motor | Walking Motor | Moving Motor | Hydraulic Pump Motor |
| FPY4 | 22kw | 1.5kw | 1.1kw | 4kw |
| FPY5 | 30kw | 1.5kw | 1.5kw | 4kw |
| FPY6 | 37kw | 2.2kw | 1.5kw | 4kw |