The refrigerator is one of the indispensable appliances in modern family life, and its roles and functions are very diverse.
This article will introduce the role and function of refrigerators in detail from the basic principles of refrigerators, refrigeration and preservation, energy conservation and environmental protection.
First, the working principle of the refrigerator
Through the circulation of refrigerant, the refrigerator reduces the temperature inside the refrigerator to achieve the purpose of refrigeration and preservation.
Under the action of the compressor, the refrigerant changes from low-temperature and low-pressure gas to high-temperature and high-pressure gas, and then dissipates heat through the condenser and becomes a high-pressure liquid.
Then the refrigerant enters the expansion valve, the pressure decreases, the temperature drops, and finally enters the evaporator, absorbing the heat inside the refrigerator, so that the temperature inside the refrigerator decreases.
This process is constantly looped to maintain a cold environment inside the refrigerator.
Second, the refrigerator refrigeration and preservation function
1. Keep food fresh:
Refrigerators can properly refrigerate food, extend its shelf life, prevent food from spoiling, and ensure that food is fresh and delicious.
2. Prevent cross-contamination of food
There are separate storage compartments inside the refrigerator, which can be sorted and stored according to the characteristics of the food to avoid food contamination with each other.
3. Adjust the taste of ingredients
The texture and flavor of some foods change during refrigeration.
Refrigerators can keep food in its original flavor and make it taste better.
4. Easy to carry:
The portable design of the refrigerator allows users to carry it when they are outdoors, so that it is convenient to refrigerate and keep food fresh anytime and anywhere.
3. Energy-saving and environmental protection functions of refrigerators
1. Energy saving: The refrigerator adopts advanced refrigeration technology and energy-saving design to reduce energy consumption, reduce power consumption, and save expenses for families.
2. Environmental protection: The refrigerant of the refrigerator is environmentally friendly, which reduces the damage to the atmosphere, reduces greenhouse gas emissions, and is beneficial to environmental protection.
3. Silent operation:
The refrigerator is designed with low noise to reduce noise pollution and create a quiet and comfortable living environment for the family.
Fourth, the diversified functions of the refrigerator
1. Intelligent control
Some refrigerators have intelligent control functions, and users can remotely control the refrigerator through the mobile phone APP to realize remote monitoring, temperature adjustment and other operations.
2. Ice-making function:
Some refrigerators are equipped with an ice-making function, which allows users to make ice cubes in the refrigerator to cool off in the summer.
3. Beverage refrigeration:
Some refrigerators have a beverage refrigeration function, which can quickly refrigerate beverages to meet the needs of users.
4. Vacuum preservation:
Some refrigerators are equipped with a vacuum preservation function, which prolongs the shelf life of food by extracting the air inside the refrigerator.
In short, as an indispensable household appliance in modern family life, refrigerators have various roles and functions, which can not only refrigerate and preserve food, but also bring convenience and comfort to the family.
With the continuous development of science and technology, the performance and function of refrigerators will become more and more superior to better meet people's living needs.
Fifth, what brand to buy for household refrigerators is good
1、tclr316v7-d
TCLR316V7-D is a household refrigerator, refrigerator, household refrigerator, energy efficiency level is a level of energy efficiency, equipped with high-quality inverter motor, the panel material is PCM color-coated board, using air-cooled frost-free refrigeration, multi-door refrigerator, with a total volume of 316 liters.
The refrigerator uses high-quality inverter motors, which runs smoothly and the refrigeration effect is more efficient, which can meet the large demand for refrigeration and freezing in the family.
It is equipped with air-cooled frost-free technology, which can effectively avoid the problem of frosting inside the refrigerator, ensure the stability of refrigeration and freezing effect, and prolong the service life of the refrigerator.
TCLR316V7-D adopts a multi-door design, which is convenient for users to classify and store different types of food and avoid cross-contamination of food flavors.
With a total volume of 316 litres, it is able to meet the needs of daily household use, while its PCM color-coated panel design is not only beautiful but also easy to clean.
In addition, the TCLR316V7-D also has a level of energy efficiency, which can effectively reduce energy consumption and save household electricity costs.
It is a household refrigerator with stable performance and complete functions, which can meet the various needs of the family for refrigeration and freezing.
2. Panasonic NR-TE43AXB-W
Panasonic NR-TE43AXB-W household refrigerator, a leader in the refrigerator industry, has become a popular product in the household refrigerator market with its excellent performance and user-friendly design.
Awarded Level 2 energy efficiency certification, the NR-TE43AXB-W brings you a high-quality living experience while saving energy and protecting the environment.
This refrigerator is equipped with a high-quality inverter motor, which makes the cooling effect better and the temperature control more accurate.
The design of the tempered glass panel not only makes the refrigerator look fashionable and atmospheric, but also has good wear resistance and pressure resistance, making your life more convenient.
Using air-cooled frost-free refrigeration, NR-TE43AXB-W effectively avoids the accumulation of frost layer and ensures the freshness of food.
The computerized temperature control system allows you to accurately set the temperature of the refrigeration and freezer according to the needs of the ingredients to meet the preservation needs of various ingredients.
As a multi-door refrigerator, the NR-TE43AXB-W has a total volume of 435 liters, including 202 liters in the refrigerator and 84 liters in the freezer.
In addition, the refrigerator also has a 5kg freezing capacity, allowing you to freeze a large number of ingredients at one time to meet the needs of your family.
When it comes to noise control, the NR-TE43AXB-W performs just as well.
The low-noise operation of 42 decibels allows you to enjoy your meal without worrying about noise disturbances.
This refrigerator is full of details and adds infinite convenience to your life.
Panasonic NR-TE43AXB-W Home Refrigerator, with its excellent performance, stylish appearance and thoughtful design, has become a powerful assistant for your home life.
Let's see how this fridge can give you a good time.
3. Midea BCD-508WTPZM (E).
Midea BCD-508WTPZM(E): A high-end refrigerator that interprets the aesthetics of home life.
Midea BCD-508WTPZM(E) is a household refrigerator that has become a powerful assistant in family life with its excellent performance and humanized design.
The energy-saving design of first-class energy efficiency allows the refrigerator to reduce energy consumption while ensuring the cooling effect, saving electricity costs for families.
This refrigerator uses a high-quality inverter motor, which makes the refrigerator run more stable, and at the same time reduces noise, achieving a low-noise operation of 38 decibels, so that you can enjoy the coolness without being troubled by noise.
The panel is made of VCM laminated board, which is beautiful and generous, easy to clean, and highlights the taste of home furnishing.
The air-cooled frost-free refrigeration method avoids frost and ensures the freshness of food.
The multi-door design makes the refrigerator space more efficient.
The volume of the refrigerator is 308 liters, and the volume of the freezer is 175 liters, with a total volume of 508 liters, which can meet the storage needs of a family for three meals a day.
It is worth mentioning that the refrigerator room is equipped with a five-fold sterilization system of deodorization, sterilization, ethylene removal, virus removal, and pesticide residue removal, which can keep food fresh while effectively avoiding bacterial breeding and protecting the health of family members.
The variable temperature chamber type is variable temperature in gear, which can adjust the temperature according to the needs of ingredients, realize the multi-purpose of one machine, and meet the storage needs of various ingredients.
Midea's BCD-508WTPZM(E) refrigerator, a high-end refrigerator that interprets the aesthetics of home life, brings you and your family a fresh and healthy life experience with its excellent performance and humanized design.