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Help CenterCoal Dryer for Improving Coal Storage Stability
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
This professional coal dryer is specially designed for improving coal storage stability and solving stockpile deterioration problems, focusing on solving coal agglomeration, mildew, spontaneous combustion and low stock stability caused by excessive and uneven moisture in raw coal, washed coal and bulk coal materials. Moisture fluctuation is the core key factor affecting coal storage performance; high residual moisture leads to heat accumulation inside coal piles, accelerates oxidation reaction, causes coal caking, weathering and quality deterioration during long-term stacking, and easily triggers potential safety hazards such as spontaneous combustion. This equipment takes coal moisture stabilization and storage safety improvement as the core advantage, specially used for fixed-value dehydration and moisture balancing treatment of bulk coal before stockpiling. It can be perfectly matched with conventional coal crushing, screening and stockyard feeding systems, supporting adjustable and standardized drying treatment according to different coal types and storage environment requirements. With industrial-grade stable and reliable configuration, it effectively removes redundant moisture and balances material humidity, greatly improves coal anti-oxidation and anti-caking performance, and provides reliable equipment guarantee for long-term, safe and loss-free coal stockpiling management.
2. Working Principle
The coal dryer dedicated to improving coal storage stability adopts intelligent hot air circulation drying and precise gradient dehydration principle, realizing quantitative and uniform moisture control for bulk coal for storage. The pre-treated wet coal materials are stably and quantitatively sent into the rotary drying drum through a sealed feeding system. The internal optimized multi-stage lifting and scattering structure continuously flips, disperses and suspends coal particles to form a uniform fluffy material curtain, ensuring full and even contact between all coal particles and circulating hot air. Through accurate linkage adjustment of hot air temperature, drum rotating speed and feeding volume, the equipment precisely removes surface and internal redundant moisture, balances overall material humidity, and eliminates hidden dangers of heat accumulation caused by local high moisture. The water vapor and fine coal dust generated during drying are efficiently purified and discharged by the matched dust removal and exhaust system to meet environmental protection standards. Finally, dry coal with stable moisture, uniform quality and high oxidation resistance is stably discharged, achieving one-stop quality optimization and storage stability improvement for bulk coal stockpiles.
3. Core Features
Precise Moisture Control for Stable Storage: Centrally optimized for coal stockpiling and preservation standards, the equipment supports flexible adjustment of drying indicators according to ambient temperature and humidity and stacking cycle. It effectively solves the problem of unstable storage performance caused by fluctuating coal moisture, ensuring long-term stable physical properties of stockpiled coal.
Anti-Caking & Anti-Spontaneous Combustion Performance: Uniform and balanced dehydration eliminates internal water accumulation and local heat accumulation of coal piles. It effectively prevents common storage problems such as coal agglomeration, weathering deterioration, oxidative heating and spontaneous combustion, greatly reducing coal quality loss and stockyard safety risks.
Anti-Blocking & Uniform Stable Drying: Adopting anti-adhesion lifting plates and uniform hot air circulating distribution structure, it effectively prevents wet coal materials from bonding and agglomerating during drying. The balanced gradient drying mode ensures consistent moisture of finished coal, avoiding differential deterioration of coal quality in large-area stockpiles.
Intelligent Adjustable & Energy-Saving Operation: Equipped with flexible adjustable operating parameters, it adapts to different coal types and variable raw material moisture conditions. The high-efficiency hot air circulation system improves thermal utilization rate, reduces invalid energy consumption, and realizes energy-saving and high-precision coal stabilization treatment.
Low Maintenance & High Operational Stability: The equipment features sturdy, wear-resistant and high-temperature resistant industrial structure with low failure rate and long service life. It supports 24-hour continuous automatic drying treatment, reduces manual detection and secondary material handling work, effectively lowers stockyard operation costs, and improves the overall safety and management efficiency of coal storage.
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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