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Product Introduction
Industrial Biomass Drying Equipment is a heavy-duty, large-scale thermal processing system engineered for high-capacity moisture reduction in the global bioenergy, agriculture, and forestry recycling sectors. Biomass resources—including wood chips, sawdust, shredded straw, bagasse, miscanthus, and energy crops—frequently exhibit high, unpredictable moisture levels that drastically lower their heating value and make storage or pelletization impossible.
This industrial equipment line provides high-throughput, continuous moisture removal, processing tens of tons of material per hour. Designed to endure the rigorous, non-stop demands of large-scale pellet mills and biomass power plants, it serves as the critical preprocess
ing cornerstone that transforms wet, raw biomass into high-density, standardized green fuels.
Working Principle
The operation of industrial biomass drying equipment centers on large-scale direct convective heat transfer, mechanical material lifting, and pneumatic transport:
Bulk Feeding and Thermal Generation: Raw biomass is continuously discharged into the drying chamber using high-capacity, airtight feeding systems like industrial screw feeders or heavy-duty star valves to maintain a constant internal pressure. Simultaneously, an industrial hot air generator or waste heat recovery boiler delivers a high-volume, high-velocity stream of clean thermal gas.
Heavy-Duty Mechanical Lifting: As the biomass advances into the massive rotating drum, a series of heavy-duty, heat-resistant internal lifting flights mechanically scoop the material. As the drum rotates, these flights constantly drop the material, forming a continuous, dense curtain of biomass across the entire cross-section of the chamber.
Rapid Convective Dewatering: The falling biomass curtain comes into direct contact with the high-velocity hot gas stream. Surface moisture instantly vaporizes, while internal bound moisture is pulled to the surface through intensive heat and mass transfer. Lightweight, dried particles are immediately swept forward toward the discharge zone by the airflow, while heavier, wetter particles remain in the tumbling zone until they reach the target dryness, ensuring a highly uniform moisture profile.
Centrifugal Product Discharging: At the end of the drying path, the moisture-rich air stream carrying the dried biomass enters a high-efficiency industrial cyclone separation network. Centrifugal force separates the heavy dried biomass from the air, discharging the processed product through a rotary airlock for immediate cooling, grinding, or pelleting, while the clean vapor is safely exhausted.
Product Features
Massive Throughput and Scale-Matched Design: Built specifically for demanding industrial applications, this equipment line features large drum diameters and extended drying paths. It easily accommodates highly variable bulk densities and irregular material shapes, ensuring high, consistent output rates without clogging.
Maximum Thermal Efficiency via Waste Heat Integration: To lower operating costs, the system can be engineered to capture and repurpose waste heat from existing plant machinery, such as boiler flue gases or steam turbine exhausts. Combined with recirculating air loops, it maximizes heat utilization and minimizes fuel consumption per ton of dried biomass.
Unmatched Internal Mechanical Longevity: Industrial biomass feedstocks can be highly abrasive and chemically aggressive. The inner drum shell is fabricated from thick, premium-grade structural carbon steel or alloy steel, and the internal lifting flights are reinforced with wear-resistant coatings to prevent premature erosion and thermal warping.
Advanced PLC Automation and Target Moisture Accuracy: The system integrates a digital control network connected to real-time temperature and moisture sensors at the input and output lines. The automation system instantly modulates the material feed rate, drum rotation speed, and burner output to guarantee that the final product strictly meets the moisture window required for downstream pelleting.
Comprehensive Industrial Safety Protocols: Given the high combustibility of dry biomass dust at elevated temperatures, the plant features a multi-tiered safety system. This includes low-oxygen closed-loop processing, spark detection sensors, automated water deluge systems, and explosion-venting doors positioned along the drum and collection cyclones to ensure absolute workplace safety.
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 |
8.
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