Is the refrigerator air-cooled or straight-cooled?This is a difficult problem that plagues many consumers.
Before answering this question, let's first understand the principles and advantages and disadvantages of two refrigerator refrigeration technologies, air cooling and direct cooling.
1. The refrigeration principle of air-cooled and direct-cooled refrigerators
1. Air-cooled refrigerator:
Air-cooled refrigerators use air cooling, and cold air is circulated through a fan to the inside of the refrigerator to keep food cold.
The refrigeration system of an air-cooled refrigerator has a finned evaporator inside the refrigerator, which blows cold air into the refrigerator through a fan.
2. Direct cooling refrigerator:
Direct cooling refrigerators use direct contact cooling, where the cold air is directly exchanged with the food through the evaporator to cool the food.
The evaporator of a direct-cooling refrigerator is usually tubular or flat-plate, which comes into direct contact with the food inside the refrigerator.
2. Advantages and disadvantages of air-cooled and direct-cooled refrigerators
1. Advantages of air-cooled refrigerators:
1) No frost: The inside of the air-cooled refrigerator is cooled by air, which avoids the frosting of water vapor inside the refrigerator and reduces the impact of the frost layer on the food.
2) Stable refrigeration effect: The refrigeration system of the air-cooled refrigerator can evenly blow the cold air into the refrigerator, making the temperature more stable.
3) Humidity control: Air-cooled refrigerators can effectively maintain the freshness of food by adjusting the wind speed and humidity control.
2. Disadvantages of air-cooled refrigerators:
1) Higher energy consumption: The air circulation system of air-cooled refrigerators needs to consume a certain amount of electricity, which is higher than that of direct-cooled refrigerators.
2) Loud noise: The fan of the air-cooled refrigerator will produce a certain amount of noise during operation, which may be a disadvantageous factor for consumers.
3. Advantages of direct cooling refrigerator:
1) Energy saving: The direct cooling refrigerator does not need a fan to circulate to blow air, and the energy consumption is relatively low.
2) Less noise: Since there is no need for a fan, the noise of the direct cooling refrigerator during operation is relatively small.
4. Disadvantages of direct cooling refrigerators:
1) Frost layer problem: The inside of the direct cooling refrigerator will be frosted, and it needs to be defrosted regularly, otherwise it will affect the refrigeration effect and food freshness.
2) Uneven temperature distribution: The temperature distribution inside the refrigerator may not be uniform due to the direct contact of the cold air with the food.
3. Purchase suggestions
When choosing a refrigerator, consumers need to weigh the advantages and disadvantages of air-cooled and direct-cooled refrigerators according to their needs and budget.
Here are some suggestions:
1.If you pay attention to the freshness and frost-free function of the refrigerator, you can choose an air-cooled refrigerator.
2.If you are more concerned about energy consumption and noise, you can opt for a direct-cooling refrigerator.
3.If you have a fast-paced lifestyle and don't want to spend too much time taking care of your refrigerator, you can opt for an air-cooled refrigerator to avoid the hassle of frequent defrosting.
4.If you have high requirements for the temperature distribution of your refrigerator, you can consider purchasing an air-cooled refrigerator with multi-zone adjustment.
In conclusion, air-cooled and direct-cooled refrigerators have their own advantages and disadvantages, and the purchase needs to be decided according to individual needs and budget.
After understanding the refrigeration principles and characteristics of the two refrigerators, I believe you have found the type of refrigerator that suits you.
Happy shopping!
Fourth, which brand of refrigerator is easier to use
1. Commander BCD-473WGLTDEDW9
Commander BCD-473WGLTDEDW9 is a household refrigerator that has become a powerful assistant in family life with its excellent performance and user-friendly design.
The refrigerator has the highest energy efficiency rating of any household refrigerator: Energy Efficiency I, which means that it is high quality and environmentally friendly.
This cross-door refrigerator is equipped with a high-quality inverter motor, which ensures the smooth and reliable operation of the refrigerator.
At the same time, the panel material of its PCM color-coated board is not only beautiful and generous, but also durable and easy to clean.
BCD-473WGLTDEDW9 adopts air-cooled frost-free refrigeration method, which avoids frost troubles and ensures the freshness of food.
The computerized temperature control method makes the temperature control of the refrigerator more accurate to meet the storage needs of different ingredients.
With a total volume of 473 litres, this refrigerator offers plenty of storage space for the home.
Whether it is refrigerated or frozen, it can meet the needs of the family.
Generous storage makes it easy to organize and find your ingredients.
In terms of details, the commander BCD-473WGLTDEDW9 has also done his homework.
The refrigerator is equipped with multiple storage compartments for easy sorting of ingredients.
The unique intelligent sterilization function ensures the cleanliness and hygiene of the inside of the refrigerator.
This refrigerator fully embodies the convenience and practicality of a household refrigerator.
Whether it is in terms of appearance design, cooling effect, storage space or energy saving and environmental protection, BCD-473WGLTDEDW9 is worthy of the title of first-class energy efficiency.
Choose Commander BCD-473WGLTDEDW9 and make your life better.
2. Haier BCD-467WGHTDEDB9
Haier BCD-467WGHTDEDB9 is a household refrigerator that has won the love of consumers with its excellent performance and humanized design.
The refrigerator has a level of energy efficiency, which allows it to save energy and environmental protection while also saving a lot of electricity costs for the family.
This household refrigerator uses a high-quality inverter motor to ensure the stable operation and long service life of the refrigerator.
The cross-door design makes it more convenient to pick up things, and also reduces the loss of cold air when opening the door, and improves the thermal insulation effect of the refrigerator.
The panel material is PCM color-coated board, which is not only beautiful and generous, but also has good corrosion resistance and scratch resistance, which is easy to clean and maintain.
The refrigerator adopts air-cooled and frost-free refrigeration to avoid the accumulation of frost layer and ensure the freshness of food.
The temperature control method is computer temperature control, and users can freely adjust the temperature of the refrigeration and freezer chambers according to their needs to achieve accurate temperature control.
At the same time, this household refrigerator also has an LED screen display function, which makes temperature adjustment more intuitive.
In terms of noise, Haier BCD-467WGHTDEDB9 refrigerator achieves 38 decibels of low-noise operation, which is far lower than the national standard, allowing you to enjoy a convenient refrigerator experience while enjoying a quiet living environment.
With a total volume of 467 liters, including 282 liters in the refrigerator and 158 liters in the freezer, it can easily handle the storage of large quantities of food and the sorting of various items.
The functional design of this refrigerator reflects Haier's in-depth understanding of consumer needs and careful creation.
Whether it is for home use or business places, Haier BCD-467WGHTDEDB9 refrigerator can provide you with the best quality service.
3. Meiling BCD-271WP3CX
Meiling BCD-271WP3CX is a powerful and exquisitely designed refrigerator, which is deeply loved by consumers at home, dormitory and rental with its unique ion deodorization function, three-door design, ultra-thin body and first-class energy efficiency.
The refrigerator adopts PCM color-coated panel panel, which is simple and elegant, and the main color of silver gray makes people feel warm.
The refrigeration method is air-cooled and frost-free, which effectively prevents frost from forming inside the refrigerator and ensures the freshness of the food.
With a total volume of 271L, the large-capacity design meets the needs of a family, whether it is a home, dormitory, or rental use.
Meiling BCD-271WP3CX adopts computerized temperature control to accurately control the internal temperature of the refrigerator to ensure the freshness of food.
The unique ionic deodorization function can effectively absorb and decompose the odor in the refrigerator, so that the inside of the refrigerator is always fresh, creating a good storage environment for food.
In addition, the refrigerator also has a frequency conversion function, which automatically adjusts the operating frequency according to the actual demand, which not only ensures the cooling effect of the refrigerator, but also reduces energy consumption and achieves the first-class energy efficiency standard.
The free-standing placement method has a small footprint and can be easily integrated into various home environments.
Meiling BCD-271WP3CX meets the needs of modern families for refrigerators with its excellent performance, practical functions and exquisite design.
Whether it's looking or performing, you can count on this fridge.
Make your life more convenient and bring warmth and comfort to your family.