How to adjust central air conditioning refrigeration
As the high temperatures in summer continue, the frequency of use of central air conditioners has increased significantly. How to correctly adjust the refrigeration function of central air conditioners to not only ensure comfort but also save energy has become one of the hot topics recently. This article will give you a detailed introduction to the adjustment methods of central air conditioning refrigeration based on the hot content on the entire network in the past 10 days.
1. Introduction to the principle of central air conditioning and refrigeration

Central air conditioning achieves cooling through a refrigerant circulation system, which mainly includes four main components: compressor, condenser, expansion valve and evaporator. Understanding the basic principles will help you regulate your air conditioner better.
| Part name | Function description |
|---|---|
| compressor | Compress low-temperature and low-pressure gas into high-temperature and high-pressure gas |
| condenser | Condensate high temperature and high pressure gas into high pressure liquid |
| expansion valve | Reduce the pressure of the refrigerant so that it evaporates and absorbs heat |
| evaporator | Absorb indoor heat to achieve cooling |
2. Central air conditioning refrigeration adjustment method
1.Temperature setting: Experts suggest that the most appropriate air conditioner temperature setting in summer is 26-28°C. Each 1°C increase can save about 6% of energy consumption.
2.Wind speed selection:
| Wind speed gear | Applicable scenarios |
|---|---|
| automatic | The system automatically adjusts according to the temperature difference and is recommended for daily use. |
| Gao Feng | Used for rapid cooling |
| Stroke | daily use |
| low wind | Use at night or in quiet environment |
3.Mode selection:
| working mode | Function description |
|---|---|
| cooling mode | Standard cooling mode |
| Dehumidification mode | Use in high humidity environments |
| Energy saving mode | Automatically adjust to reduce energy consumption |
3. Recent hot discussions: How to improve the refrigeration efficiency of central air conditioning
1.Clean the filter regularly: Dust accumulation on the filter will seriously affect the cooling effect. It is recommended to clean it every 2 weeks.
2.Reasonable use of curtains: Direct sunlight will increase the indoor temperature. Appropriate use of sunshades can reduce the burden of air conditioning.
3.Check refrigerant: Insufficient refrigerant will cause the cooling effect to decrease, and it needs to be checked and replenished by professionals.
| FAQ | solution |
|---|---|
| Small air volume | Check whether the filter is blocked and whether the fan is normal |
| Poor cooling effect | Check whether the refrigerant is sufficient and whether there is fluorine leakage in the system |
| Too much noise | Check the fan bearings and tighten loose parts |
4. Energy-saving usage suggestions
1. Avoid turning the machine on and off frequently. When going out for a short period of time, you can increase the temperature instead of turning off the air conditioner.
2. Used in conjunction with an electric fan, it can promote air circulation and improve comfort.
3. Sleep mode can be used at night to automatically adjust the temperature and wind speed.
4. Perform regular maintenance to ensure efficient operation of the system.
5. New trends in intelligent control
The topic of smart home has become more popular recently, and many users have begun to pay attention to the intelligent control of central air conditioners:
1. Remote control via mobile APP to turn on the air conditioner in advance.
2. Voice assistant control enables contactless operation.
3. Intelligent thermostat, automatically adjusts according to work and rest.
4. Energy consumption monitoring function to help optimize usage habits.
Through the above adjustment methods and usage techniques, you can give full play to the refrigeration performance of the central air conditioner while achieving energy conservation and environmental protection. In hot weather, rational use of air conditioning can not only ensure a comfortable life, but also reduce energy consumption.
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