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Operation check of double cone rotary vacuum dryer
Operation check of double cone rotary vacuum dryer :
a. Turn on the vacuum pump to check whether the double-cone vacuum dryer channel connection and the stuffing box vacuum dryer leak, whether the inlet and outlet ports are sealed well, and whether the vacuum gauge reaction is sensitive.
b. Open the cooling water valve to check the connection of the heat transfer pipe, whether the stuffing box leaks, and whether the pressure gauge reaction is sensitive.
c. Check whether the instruments, buttons and indicators of the electric control cabinet are normal. Check whether the ground wire of the double cone rotary vacuum dryer is good, whether there is leakage or short circuit.
d. Fill each of the arms with grease, start the motor running, and listen to the noise. If it is not normal, check the source of the noise and eliminate it.
2. Add the dry material to the container (powder, fine granular, slurry material using vacuum feed), then close the feed hole cover.
3. After closing the vacuum valve, open the vacuum pump to make the dry container under negative pressure (600 – 755 mmHg).
4. Close the power switch, start the motor, press the work button vacuum dryer, and the dryer starts to rotate.
5. Open the heat carrier valve and let the heat transfer drying body enter the dry container sandwich and test according to the process requirements.
6. After the material is dried, first close the valve of the heating device drying device, then inject cooling water into the interlayer. After the vacuum drying device is cooled to normal temperature, the vacuum is stopped. Open the vacuum valve, turn off the electric hunger, stop the dryer to rotate, open the hole cover and discharge.