Weifang duck egg sterilization pot low-cost direct sterilization pot correct operation procedures
1, sterilization pot operation method
(1) First inject hot water of 90 °C into the tank filled with goods;
(2) adding 0.15 MPa of compressed air in the tank;
(3) open the steam valve and heat up;
(4) When the specified temperature is reached, the steam valve is closed to make the temperature constant;
(5) Maintain the required time at a constant temperature (different products are kept at different times)
(6) After the holding time is reached, the hot water in the tank is discharged, and the cold water is injected at the same time, and the pressure in the tank is kept stable (generally at 0.18-0.2Mpa), and the pressure is reduced, and the air compressor is required to be ventilated.
2. Observe the water level gauge. After the cold water is filled, if the temperature is indicated at 30°C-50°C, the cooling work is completed, and the proper amount of cool water is discharged from the tank, and the pressure is released, the lid is opened, and the goods are taken.
3. This equipment is strictly prohibited to exceed the design pressure (0.3Mpa) and exceed the design temperature (140 °C).
4. Operators should strictly abide by the safety operation rules and post responsibility system, and always keep the safety accessories complete, sensitive and reliable, and detect abnormalities in a timely manner.
5. The sterilization pot is equipped with safety valve, pressure gauge and thermometer safety accessory. During the use process, maintenance and regular calibration should be strengthened. The safety valve opening pressure of this equipment is equal to the design pressure. It should be kept sensitive, reliable and prevent random adjustment. The accuracy of the pressure gauge is not less than 2.5. The lead-free pressure gauge must not be used. The accuracy should be checked at least once a year. The pressure gauge indicates failure, the scale is unclear, the dial is broken, the pointer does not return to the original position after the pressure is released, and the seal is sealed. Damages, etc. should be replaced immediately. The thermometer should be periodically calibrated. It should be calibrated with a standard thermometer before use. It should be calibrated once a year. If the mercury column breaks and the temperature difference is more than 0.5 °C, it will be repaired or replaced.
6. The sterilizing pot should be inspected regularly, and at least one external inspection should be conducted every year, and at least once every three years.
7. During the use process, the resident mechanism should apply grease and oil to the sliding and rolling contact parts of the lock block and the active ring blue to ensure that the friction surface is in a lubrication state.
8. When the sealing ring on the flange surface of the pot body is aging, if the defect and friction are too large, it should be replaced in time to ensure the seal and prevent leakage.
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