Straw Dryer
Straw Dryer Specification
Production capacity: 0.27-3.26 t/h
Raw material moisture 45%-75%, output moisture 14%-18%
Supported fuels: steam, coal, natural gas, fuel oil, biomass and other fuel forms.
Applicable materials: suitable for drying wheat straw, barley straw, corn straw, elephant grass, alfalfa and other crop materials.
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Straw dryer is a drying equipment specially used for quickly drying various types of plant straw. It is suitable for processing multiple crop straws such as elephant grass, alfalfa, wheat straw, corn straw, barley straw, etc. It efficiently removes excess moisture from straw, making the raw material more suitable for storage, transportation, and processing. It provides a reliable agricultural, animal husbandry, biomass energy, and industrial production solution.
The main function of the straw dryer is to achieve uniform drying of large quantities of straw, effectively solving the problems of traditional natural drying that takes a long time, occupies a large area, and is greatly affected by the weather. Through advanced drying technology, the straw dryer can achieve the ideal drying effect in a shorter time and greatly improve the utilization rate of resources.
The straw dryer performs particularly well in energy-saving design. It has a high thermal energy utilization rate and low energy consumption. It is equipped with an intelligent control system to achieve precise adjustment of temperature and humidity. It is easy to operate and is safe and stable. At the same time, the equipment complies with current environmental protection policy requirements, can reduce the pollution caused by straw burning, and is an important tool to promote the comprehensive utilization of straw.
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Working Principle and Process Flow of Straw Dryer
Working Principle
The straw dryer mainly uses hot air circulation and drum drying technology to operate. The equipment heats the air through an efficient heat source system, and the hot air is evenly transferred to the surface of the straw raw material in the drum to quickly evaporate the moisture. The drum rotates continuously during operation, causing the material to tumble and move forward, thus achieving uniform drying at multiple angles and in all directions.
There are multiple layers of lifting plates inside the straw dryer. When the straw enters the drum, the lifting plates will throw it up and fully contact it with the hot air, further accelerating the evaporation of moisture. With the automatic temperature control and humidity monitoring system, the equipment can accurately control the drying temperature and time to ensure that the output quality is stable and the moisture content meets the requirements.
Process flow
Raw material preparation
Collect the straw to be processed and cut it into appropriate lengths to ensure that the material can enter the equipment smoothly.
Raw material transportation
The straw is evenly fed into the dryer drum through the feeding device to avoid blockage or unevenness.
Preheating and preliminary drying
The straw comes into contact with the hot air for the first time in the drum, and the surface moisture evaporates quickly.
Main drying stage
The multi-layer lifting plates in the drum continuously throw the material up so that it is fully in contact with the hot air. At this time, the core technology – energy-saving heat source design and intelligent temperature control system come into play to maintain ideal drying conditions.
Cooling and discharging
The dried straw is transported to the cooling device through the discharging port, and the material temperature is reduced before packaging or further processing.
Straw Dryer for Sale
In order to meet the needs of different users, straw dryers provide a variety of models to choose from. The processing capacity and performance characteristics of each device are slightly different. The following are the technical parameters of several common models:
| Capacity（t/h） | Drum evaporation area（m²） | Evaporation capacity（t/h） | Raw material moisture(%) | Output moisture(%) | Total installation(kw) | Total weight（kg） | Area(㎡) | Drying temperature(℃) |
|---|---|---|---|---|---|---|---|---|
| 0.27-1.08 | 76.93 | 0.61 | 45%-75% | 14%-18% | 28-35 | 19500 | 8m*12m | 180±30℃ |
| 0.37-1.48 | 105.19 | 0.84 | 45%-75% | 14%-18% | 45-66 | 22000 | 8m*15m | 180±30℃ |
| 0.46-1.88 | 133.45 | 1.06 | 45%-75% | 14%-18% | 56-78 | 24000 | 8m*18m | 180±30℃ |
| 0.64-2.57 | 161.71 | 1.45 | 45%-75% | 14%-18% | 60-82 | 25500 | 8m*20m | 180±30℃ |
| 0.72-2.92 | 183.05 | 1.65 | 45%-75% | 14%-18% | 65-85 | 27000 | 8m*20m | 180±30℃ |
| 0.81-3.26 | 204.72 | 1.84 | 45%-75% | 14%-18% | 90-125 | 38000 | 10m*20m | 180±30℃ |
Comparison of applicable scenarios
Small farms and home users
The model with a production range of 0.27-1.48t/h is a lightweight straw drying equipment designed for small operations, suitable for users who need to process a small amount of straw every day. It is small in size, simple to operate, space-saving, economical and practical.
Small and medium-sized feed processing plants
Straw dryer models with a production range of 0.46-2.57t/h can provide higher processing capacity and are suitable for medium-sized farms and feed production enterprises. They have fast drying speed and moderate energy consumption, which can meet daily production needs and have good cost performance.
Large agricultural cooperatives and biomass plants
The straw dryer with a production range of 0.72-3.26t/h is designed for high production needs, can operate sustainably, and supports mixed drying of multiple materials. It is suitable for cooperatives and biomass fuel enterprises with high production volumes to improve resource utilization efficiency.
Frequently Asked Questions About Straw Dryer
Q: What types of straw can the straw dryer process?
A: Our straw dryer equipment is suitable for a variety of materials, including elephant grass, alfalfa, wheat straw, barley straw, corn straw, rice straw, sorghum straw, etc. In addition, it can also process potato vines and bean stems to meet the needs of multiple scenarios.
Q: How to save energy during the use of straw dryer?
A: By adopting high-efficiency energy-saving heat source technology, an intelligent temperature control system, and an optimized drum structure, the equipment can minimize energy consumption to the greatest extent possible. In addition, adjusting the drying temperature and feeding speed reasonably is also an important measure for energy conservation.
Q: How to maintain the straw dryer to extend its service life?
A: Clean the inside of the equipment regularly to prevent material residue from affecting efficiency.
Check whether the transmission parts and bearings are worn, and lubricate and replace them in time.
Check the temperature control system and electrical components regularly to ensure that all functions are normal.
Arrange a comprehensive technical inspection once a year to reduce sudden failures through preventive maintenance.
Q: Can you customize a special model of straw dryer?
A: Yes! We support customizing equipment according to the specific needs of customers, such as special processing capacity, unique heat source design, or customized operating system. Welcome to contact our technical team to discuss the detailed plan.