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        Zhengzhou Dingli New Energy Equipment Co., Ltd.
        HOME > NEWS > How to operate drum dryer correctly?

        How to operate drum dryer correctly?

        Author: Dingli     Date: 2019-06-17  

          Compared with the traditional dryer, the drum dryer has obvious progress in drying efficiency, more rapid, uniform drying materials, but improper operation of the drum dryer will not only reduce the service life but also increase the production cost, so how to operate the drum dryer?

        How to operate drum dryer correctly

          1. The installed dryer should be no less than 4 hours of empty test run, test run abnormal conditions should be promptly handled.
          2. After the test run, tighten all the connection bolts again, check and make up the lubricating oil, and then carry out the load test after the test turn is normal.
          3. According to the preheating situation, gradually add wet materials to the drying cylinder, according to the water content of the discharged materials, gradually increase the feeding quantity. Dryer preheating needs a process, hot air stove should also be a preheating process, prohibit sudden fire burning. Prevent local overheating, uneven thermal expansion and damage.
          4. The fuel burning value, the insulation quality of each part, the moisture content of the wet material and the uniformity of the feeding quantity will affect the quality of the drying products and the fuel consumption. So making all parts as best as possible is an effective way to improve economic efficiency.
          5. Turn off the hot air stove before stopping, drying cylinder should continue to turn until cooling to close to the outside temperature can stop. It is forbidden to stop at high temperature to prevent the cylinder from bending and deformation.
          6. When encountering a sudden power failure, should immediately put the hot air stove flameout, stop feeding, rotate the cylinder half a circle every 15 minutes, until the cylinder cooling. This operating procedure should be carefully responsible, violation of this procedure will cause cylinder bending. Severe bending of the cylinder will prevent the dryer from working properly.
          7. In the working state, the supporting wheel frame should be filled with cooling water. Lubrication parts should be timely refueled.
          8. Before the load test, the independent empty test run of each auxiliary equipment should be conducted, After the success of the single test, it will be transferred to the joint test.
          9. Ignite the hot air stove dryer preheat, and open the dryer at the same time, prohibit the cylinder does not turn heating to prevent the cylinder bending.
          Zhengzhou Dingli is a professional rotary drum dryer manufacturer,if you have any problems when using the dryer, please feel free to contact us.

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