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Help CenterEnergy Optimized Rotary Dryer for Coal Gangue and Power Plant Waste Recycling
Product Spotlights
2.Low damage to root systems
3.Adjustable screen aperture
4.Large continuous processing capacity
5.Anti-clogging rotary design
6.Durable wear-resistant steel
7.Easy to clean and maintain
8.Stable low-noise operation
9.Compact space-saving structure
10.Wide adaptability for various soils
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1. Product Description
The Energy Optimized Rotary Dryer for Coal Gangue and Power Plant Waste Recycling is a professional energy-saving industrial drying equipment tailored for coal-based solid waste treatment, coal gangue utilization and power plant residue resource recycling projects. Coal gangue, furnace cinder, fly ash and other power plant wastes feature large stacking volume, complex particle distribution, high natural moisture and strong abrasiveness. Excessive and unstable moisture in raw materials will cause fluctuating combustion calorific value, poor material fluidity, uneven batching and low finished product qualification rate during subsequent comprehensive utilization, seriously affecting the processing quality and economic benefit of recycled building materials, power generation fuels and mine filling materials. Traditional rotary drying equipment suffers from low thermal utilization rate, severe heat dissipation loss, uneven material flipping and high operating energy consumption, which cannot adapt to the large-scale and low-cost production requirements of modern coal and power plant solid waste recycling lines. This energy-optimized rotary dryer adopts upgraded waste heat recovery circulation system, multi-layer thermal insulation structure, wear-resistant anti-caking lifting device and intelligent energy-saving grading drying technology. It can efficiently and stably remove surface free moisture and deep interstitial residual moisture from coal gangue and various power plant waste residues without damaging material properties. The equipment effectively improves material looseness, uniformity and reprocessing performance, stabilizing the calorific value and physical indicators of recycled materials. With optimized internal air duct layout and energy consumption control logic, it significantly reduces unit heat consumption and operating costs, serving as the core energy-saving drying equipment for standardized and high-efficiency resource reuse of coal gangue and power plant solid waste.
2. Working Principle
This coal gangue and power plant waste dedicated rotary dryer adopts waste heat recycling gradient drying and low-loss heat exchange working principle, specially optimized for large-volume coal-based solid waste drying characteristics. High-moisture coal gangue blocks, cinder and mixed power plant residues are continuously and quantitatively conveyed into the optimized sealed rotary drum through a stable feeding system. The upgraded wear-resistant anti-blocking lifting structure performs uniform lifting, flipping and cascading on bulk mixed materials, thoroughly breaking up damp agglomerated particles and eliminating drying dead zones. A dense, uniform and stable material curtain is formed inside the drying chamber to maximize the full contact area between solid waste materials and circulating hot air flow. The energy-optimized hot air circulation system realizes internal waste heat recovery and reuse, conducting multi-stage mild countercurrent gradient heat exchange to gradually evaporate surface moisture and deep residual moisture within a reasonable temperature range. The graded drying mode ensures thorough and balanced dehydration while avoiding ineffective heat loss and material performance degradation caused by local overheating. The intelligent PLC energy-saving control system dynamically adjusts hot air temperature, air volume and feeding speed according to material humidity, particle size and production load, achieving precise energy distribution and minimal comprehensive energy consumption. Water vapor and fine waste dust generated during operation are fully collected and recycled through a sealed negative-pressure dust removal system to realize clean and environmentally friendly production. After continuous cyclic energy-saving drying treatment, low-moisture, loose and high-uniformity coal gangue and power plant waste materials are stably discharged, fully meeting the high-standard processing requirements of subsequent building material production, thermal power generation and solid waste filling reuse.
3. Core Features
1. Professionally energy-optimized structure design, perfectly adapted to large-scale drying and resource recycling of coal gangue and power plant waste.
2. Advanced waste heat recovery circulation system, greatly improving thermal efficiency and reducing comprehensive production energy consumption.
3. Wear-resistant anti-caking flipping structure, thoroughly solving material agglomeration and uneven drying of wet coal-based residues.
4. Multi-layer sealed thermal insulation configuration, effectively reducing heat dissipation loss and improving overall drying capacity.
5. Intelligent adaptive energy-saving control, automatically matching operating parameters to maintain stable drying quality with low energy loss.
6. Uniform gradient low-temperature drying, ensuring stable calorific value and physical performance of recycled solid waste materials.
7. Large continuous processing capacity, fully applicable to long-cycle and high-yield solid waste treatment in coal mines and power plants.
4.Technical Specifications
| Product Specs (m) | Capacity (T/H) | Main Motor Power (kW) | Main Motor Model | Main Gearbox Model | Ratio |
| φ1.2×10m | 2.5 | 7.5 | Y160M-R3 | ZL50-16-1 | - |
| φ1.5×12m | 3.3 - 4.9 | 10 | Y160L-6B3 | JZQ500-III-2F | - |
| φ1.5×15m | 4 - 6 | 18.5 | Y200L-6 | JZQ500-III-2F | - |
| φ1.8×12m | 4 - 6 | 11 | Y200L-6 | ZQ50-16II-2 | 16.46 |
| φ2.2×12m | 7 - 12 | 18.5 | Y160L-6 | JZQ650-III | 31.5 |
| φ2.2×14m | 7 - 12 | 18.5 | Y160L-6 | JZQ750-III | 31.5 |
| φ2.2×16m | 12 | 30 | Y225M-6 | JZQ750-III | 31.5 |
| φ2.4×14m | 12 | 30 | Y250M-6 | JZQ750-III | 31.5 |
| φ2.4×18m | 10 - 13 | 37 | Y250M-6 | ZL85-13-1 | 27.16 |
| φ2.4×20m | 10 - 14 | 37 | Y250M-6 | ZL85-13-1 | 27.16 |
| φ3×20m | 25 | 55 | Y250M-4 | ZL100-16-1 | 41.52 |
| φ3×25m | 32 - 36 | 75 | YR280M-4 | ZL100-16-1 | 41.52 |
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