In order to realize the resource utilization of high humidity and high viscosity sludge, the water in the sludge must be evaporated first. How can the wet sludge be dehydrated quickly? In the past, people used the natural drying method to dehydrate, which was greatly affected by natural factors, and could not realize industrial production. Moreover, it occupied a large area and was seriously polluted. This method has been abandoned. Therefore, in order to achieve large-scale, high-speed and high-quality sludge dewatering treatment, it is necessary to use professional low-temperature sludge drying machine (low-temperature sludge drying machine has several advantages). With the development of sludge drying technology, what are the differences in the production of high-performance low-temperature sludge dryer?
Structure of high performance low temperature sludge drying machine
The whole set of low-temperature sludge drying production line includes heating equipment, low-temperature sludge drying machine, material conveyor, feeding and discharging device, dust removal equipment, PLC control cabinet, etc. Low temperature sludge drying machine is the main drying place of wet sludge. There are lifting plate and scattering device inside the cylinder, which can avoid the adhesion and adhesion of high humidity and high viscosity sludge, accelerate the heat and mass transfer between wet material and hot air, so as to evaporate the water in sludge.
What are the differences in the production of high performance low temperature sludge dryers
1. Low temperature and large air volume technology
The sludge can be dried by reducing the temperature of heat source and increasing the air volume. The first advantage of low-temperature drying is energy-saving. The temperature requirement of heat source is low, which can greatly reduce the heat source consumption in the process of equipment operation. Second, environmental protection, avoid the high temperature drying process will produce a large number of toxic and harmful waste gas, effectively curb the formation of dioxins.
2. The operation is simple and flexible. The whole drying process is divided into three stages. According to the needs of materials, the drying parameters of different stages can be adjusted scientifically to make the materials in a more suitable drying environment.
3. W + s feeding mode. The special structure of the three cylinder type greatly extends the travel of materials in the equipment, and the material storage capacity is large.
4. The operation cost is low. Qualified users can combine the process of "boiler waste heat utilization" to greatly reduce the equipment operation cost. The equipment has good sealing performance, no dust overflow and good working environment.
According to the needs of different users and in combination with local environmental protection policies, ZJN environmental protection equipment Technology Co., Ltd. provides users with a complete set of customized services for low-temperature sludge drying production line, supporting a variety of heating equipment and waste gas treatment equipment. In addition, it also provides equipment installation and commissioning, technical guidance, after-sales service and other services, so as to create a perfect service of high wet viscosity sludge drying for users.
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