Ice machine knowledge

The working principle of the chiller is as follows: 1. The chilled water of the water storage tank is continuously circulated through the plate or the compartmentalized evaporator; 2. After the compressor is operated, the suction-compression-exhaust-condensation (liquefaction)-throttle - further vaporization by evaporation at a low temperature of -10 to -18 degrees in the evaporator. The chilled water continuously condenses into an ice layer on the surface of the lower temperature evaporator at a water temperature of 0 degrees. When the ice layer condenses to a certain thickness When the evaporation temperature of the refrigerant reaches the temperature set temperature, the defrosting solenoid valve is turned on and the heat pump is used to de-ice. The next cycle is realized.

Ice making cycle: By replenishing the water valve, the water automatically enters a water storage tank, and then the water is pumped through the flow control valve to the splitter head, where the water is evenly sprayed onto the surface of the ice maker, flowing like a water curtain Through the wall of the ice maker, the water is cooled to the freezing point, and the water that has not been frozen by evaporation will flow into the water storage tank through the porous tank, and the cycle will resume.

Ice picking cycle: When the ice reaches the required thickness (the thickness can be arbitrarily selected by the operator/user), the hot gas discharged from the compressor is redirected back into the ice collector wall to replace the low temperature liquid refrigerant. In this way, a film of water is formed between the ice and the wall of the evaporation tube. This water film will act as a lubricant when the ice falls freely into the groove below by gravity. The water produced during the ice picking cycle will pass through the porous tank back into the water reservoir, which also prevents the wet ice from being discharged by the machine.

Refrigerator condensation: achieved with air-cooled, water-cooled or evaporative condensers. The evaporative type is installed above the ice machine, the water-cooled condenser is installed below the ice machine or below the refrigeration system, and the air-cooled condenser is installed to be installed with the ice machine according to actual conditions. It can also be installed outdoors. If desired, water-cooled condensers can be used on board or on the coast, using sea water for cooling. Evaporative cooling can be used in ambient air temperatures, but it is not suitable for use in water-cooled or air-cooled refrigeration in terms of efficiency and economy.

Ice machine tips

1 The water used for ice making needs to add salt (the jargon is called dosing) as much as the amount! See how much the ice pump is adjusted by the pump (piston pump).

2, the ice machine should be installed away from the heat source, no direct sunlight, good ventilation, the ambient temperature should not exceed 35 degrees Celsius, to prevent the ambient temperature from being too high, resulting in poor heat dissipation of the condenser, affecting the ice making effect. The floor where the ice machine is installed should be solid and flat, and the ice machine must be level, otherwise it will cause no ice and noise during operation.

3. The gap between the back and left and right sides of the ice making machine should be no less than 30cm, and the top clearance should be no less than 60cm.

4, the ice machine should use an independent power supply, dedicated line power supply and equipped with fuses and leakage protection switches, and must be reliably grounded.

5. The water of the ice machine should meet the national drinking water standard, and a water filtration device should be installed to filter the impurities in the water to avoid clogging the water pipe and polluting the water tank and the ice mold. And affect the performance of ice making.

6. When cleaning the ice machine, turn off the power supply. Do not use the water pipe to directly align with the body. Use a neutral detergent to scrub. Do not use acidic or alkaline solvents to clean.

7. The ice machine must unscrew the inlet hose head for two months to clean the inlet valve screen to prevent the sand mud impurities from clogging the water inlet, which causes the water intake to become smaller, resulting in no ice.

8. The ice machine must clean the surface of the condenser every two months. If the condensation is poor, the compressor components will be damaged. When cleaning, use a vacuum cleaner, a small brush, etc. to clean the condensed surface oil dust. Do not use a sharp metal tool to clean it to avoid damaging the condenser.

9. The water pipes, sinks, storage refrigerators and protective film of the ice machine should be cleaned every two months.

10. When the ice machine is not in use, it should be cleaned, and the ice mold and the moisture in the box should be dried with a hair dryer, placed in a place free of corrosive gas and ventilated and dry, to avoid open storage.

11, the main body of the ice machine is divided into two chambers of the outer cavity of the disk of a certain density of copper tube! The terminology is called (evaporation chamber) is the remarks of refrigeration.

12, the outer cavity is a very regular round stainless steel cavity center has a three-leaf blade and the inner wall distance can be adjusted by itself is generally 3 mm. There are several sets of evenly distributed copper nozzles above the ice knife!

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