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When the air conditioner reaches the temperature we set, the air conditioner will stop cooling and keep it in a state of macro temperature (power saving). When the indoor temperature rises to a certain value, the air conditioner will re-cool (generally the temperature difference will not exceed plus or minus). At the same time, it is also the best state of air conditioning.
Generally, the actual electricity consumption will be less than the starting power.
If the room temperature reaches the set temperature, turn the machine off. Then the indoor temperature will rise rapidly, and when the air conditioner is turned on again, the air conditioner will cool at maximum power, so relatively speaking, it will not save electricity, on the contrary, it will be much better.
2. Ways to save electricity.
When you first turn on the air conditioner, you can choose the maximum wind speed and the lowest temperature, so that the room will cool down immediately, and then adjust the air conditioner to the bottom wind operation or automatic wind speed operation after cooling down.
Or when the room reaches the most comfortable temperature for the human body, adjust the air conditioning speed to the minimum, and then use the fan together. This can achieve the most power-saving effect (about 10%).
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No, it doesn't. When it is adjusted to 18 degrees, the air conditioner will slowly lower the temperature, which takes time, which has a lot to do with the size of the space and the degree of sealing and insulation. For example, in a classroom with many windows, even if you turn on the air conditioner to 18 degrees, the temperature will not necessarily drop to 18 degrees, but the air conditioner will not stop running, and the temperature may not drop to 23 degrees.
The space is relatively small, the insulation is well sealed, and the temperature may drop to the desired temperature in a short time, but the cooling effect is the same during the initial period.
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It won't make much of a difference, but it doesn't make sense to use it that way all the time.
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In general, the higher the temperature of the air conditioner, the more power saving.
Generally, the temperature of the air conditioner is best recommended to be 26 to 28 degrees, and the air conditioner is lowered by one degree. will increase the power consumption by 5. The ideal state is 26 degrees is the most comfortable, but the reality is not like this, which has a lot to do with the installation position of the air conditioner, the installation height, and the position of the temperature measurement sensor, and the temperature setting indication on the remote control is only used as a reference, because the hot air is going up, and the general air conditioning temperature measurement sensor is installed on the side of the hang-up evaporator.
Energy-saving measures
1) Calculation of cooling and heating load, equipment selection control.
When designing the air conditioner, it is necessary to calculate the heat load and the cooling load item by item, and select the appropriate cold and heat source according to the actual load situation. The load characteristics and equipment performance of the air-conditioning system should be fully considered in the selection of equipment, and the capacity of the air-conditioning unit, pipe diameter, water pump configuration and terminal equipment configuration should be carried out.
Avoid excessive selection of air conditioning units and water pumps or excessive power of water pump motors, inefficient operation, and waste of energy.
2) Design control of air conditioning water system.
The power consumption of the air conditioning pump can account for 15% to 30% of the power consumption of the air conditioning system, so the energy saving of the water pump is very important, and the energy saving potential is also relatively large. The use of AC frequency conversion technology to control the operation of the pump is one of the effective ways to save energy in the air conditioning system.
3) Energy-saving design of fresh air system.
The rational use of the fresh air system can also effectively control the amount of energy consumption. In the case of hygienic conditions, the fresh air volume is reduced. If there is an exhaust system, the use of indoor energy to preheat and pre-cool the fresh air (i.e. hot ** technology) can effectively reduce the energy consumption of the air conditioning system.
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When the air conditioner is working, the higher the indoor temperature, the more electricity is saved. In winter, the air conditioner is working on the opposite side, and the lower the indoor temperature, the more electricity is saved.
Attached: Common sense of air conditioning use:
1. First of all, it is necessary to carry out reasonable maintenance of the air conditioner, keep the inside and outside of the air conditioner body clean and clean, and regularly clean the filter screen and the outdoor fin-shaped aluminum foil heat sink to make the air conditioner in the best working condition and achieve the purpose of saving electricity and prolonging life.
2. The temperature difference between indoor and outdoor should not be adjusted too much, when the air conditioning is refrigerated in summer, the higher the indoor temperature is adjusted, the more power saving, and the indoor temperature will increase by 5-8% every time the indoor temperature is lowered by one degree, and it is generally appropriate to adjust it between 26-29 degrees, as long as it does not feel hot. It can also be used in conjunction with an electric fan to improve indoor comfort. In winter, the temperature in the heating room of the air conditioner should not be adjusted too high, and it is advisable to set and adjust it at about 16-22 degrees, the higher the temperature, the greater the power consumption, because the heating consumption of the air conditioner is about twice as large as that of refrigeration.
3. Try to seal the doors and windows of the room, if the sun is directly irradiated, thickened curtains should be installed to improve the sealing and thermal insulation effect of the room.
4. When the air conditioner is working for refrigeration, the wind deflector of the indoor unit should be adjusted to blow the air in the horizontal direction, and the wind speed should also be adjusted to the automatic wind speed, and the air conditioner will automatically adjust the wind speed according to the indoor temperature. If the air conditioner is blowing directly on the bed or person, you can buy a wind deflector online to use it. When the air conditioner heats and heats in winter, it is the opposite, and the air should be adjusted to blow downward, so that the indoor temperature is the most uniform, because the cold air flow is downward, while the hot air flow is upward.
5. In summer, if the outdoor unit is directly exposed to the sun when working, it is best to install a sunshade to improve the heat dissipation effect.
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When the air conditioner is cooling, the lower the temperature setting or the higher the ambient temperature, the more electricity is consumed, and the higher the temperature is set or the lower the ambient temperature, the more electricity is consumed.
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The air conditioner came out at 33°, then dropped to 30°C and then went back up to 33. This is normal, the air conditioner is not broken.
This is how he works over and over again, if you feel that the temperature is too high, you can set the temperature to about 28 degrees, when the temperature drops to about 28 degrees, the air conditioner will stop working, and when the temperature rises to 1 2 degrees, the air conditioner will continue to work.
It is normal for the exhaust gas outside to be hot, but if it is cold, it is the opposite, and the exhaust is cold.
In fact, the outdoor unit of the air conditioner is suspended and installed, except for the ground wire of the power supply, there is no other point that can be grounded. Therefore, disconnecting the ground wire is equivalent to eliminating the root cause of the problem! So even if more water is dripped into it, as long as the neutral line of the live wire is not short-circuited, it will never trip.
When the ambient conditions are temperature 25, relative humidity 50, and air velocity meters and seconds, the human body is in the most normal and ideal state of thermal equilibrium, that is, it feels the most comfortable and responds the best.
In fact, the effective temperature felt by the human body is correspondingly slightly lower than the temperature of the indoor air, generally about 1 2 lower, that is, although the air supply temperature of the air conditioner is slightly higher, but the temperature actually felt by the human body is not so high. Therefore, the control temperature of the air conditioner is adjusted to 26 28, and the human body will feel more comfortable at this time.
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Don't worry too much about this situation, this is the self-protection mechanism of the air conditioner. It could be due to the following reasons:
1.The self-protection mechanism of the air conditioner. If the heating temperature of the air conditioner is high, then when the outdoor ambient temperature is too low in winter, the air conditioner will not get the heating temperature of the air conditioner you set, which is to protect the air conditioner to work efficiently and reasonably, so the air conditioner will automatically reduce the setting of the high temperature set artificially.
2.In addition, the temperature sensor may be faulty, causing the detected temperature to be abnormal, resulting in an incorrect temperature display.
Generally speaking, the temperature of the air conditioner in winter is set at 15-18 optimally, which not only ensures the normal operation of the air conditioner, but also saves energy and protects the environment.
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This is normal. When the air conditioner is working, the room is cooled, and when the temperature drops to the set refrigeration temperature, the compressor is shut down and no longer cools. The indoor temperature rises.
When the temperature rises to the start-up temperature, the compressor works, the system refrigerates again, and the temperature drops. This repeats itself, and the temperature changes within a certain range.
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It's possible that your voltage is unstable.
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1. Temperature setting. The refrigeration effect of air conditioning is directly related to the temperature of the air conditioner, if the temperature is set high when the air conditioner is turned on on on a hot day, the air conditioning refrigeration effect is not good.
2. Too little refrigerant (freon) of air conditioning (freon) or leakage, resulting in insufficient working pressure of air conditioning, resulting in poor refrigeration effect of air conditioning.
3. The long-term use of the air conditioner causes the aging of the internal valve plate of the compressor, resulting in the decrease of the transmission power of the compressor, resulting in the poor refrigeration effect of the air conditioner.
4. The refrigeration of the air conditioner is normal, but the dust is not removed before the air conditioning filter is closed and buried for more than half a month, and the dust blocks the filter, resulting in a decrease in the circulating air volume, that is, the amount of cold air blown out is not enough, and the refrigeration effect is poor.
5. There are too many obstacles in the air inlet and outlet of the air conditioner, which affects the refrigeration effect of the air conditioner.
6. The room is too large, the air conditioner used is too small, and the applicable area of the air conditioner refrigeration capacity is smaller than the area of the room where the air conditioner is used, which will also cause poor refrigeration effect.
7. There are too many people in the room, or there are other heat sources, and the heat source will have a certain impact on the refrigeration effect of air conditioning.
8. The installation of air conditioning is unreasonable, the ventilation pipe is too long, and the heat transfer efficiency is low, resulting in no refrigeration.
9. The insulation effect of the room is not good, and some rooms have a special wall structure and large heat loss, so they will also feel that the refrigeration effect of the air conditioner is not good, but the actual air conditioner is running normally.
10. The outdoor temperature is too high, generally speaking, if the outdoor temperature exceeds 43 degrees, it is difficult for most air conditioners to transfer the indoor heat to the outside, and the indoor refrigeration effect is naturally limited.
11. The quality of the air conditioner itself, if it is a newly bought air conditioner, it may be that the air conditioner itself has quality problems, and the refrigeration effect of the past is not good.
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Electronics will have wear and tear, power consumption. Although you can't do daily maintenance, you can check it once a year or replace the electronic accessories.
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Check to see if you need fluoride supplementation.
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The parts in the air conditioner have a shelf life, and they may need to be replaced after a certain period of time, or the filter may not be cleaned, blocking the air outlet, and it is recommended to clean it frequently.
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When the air conditioner has been used for a long time, the poor cooling effect may be caused by the following reasons:
1.Air Conditioner Filter Pollution: When an air conditioner is used for a long time, dust, dirt, and other pollutants will accumulate on the filter screen, affecting air circulation and the transfer of cold air. Cleaning or replacing the air conditioner filter regularly can improve the cooling effect.
2.Insufficient refrigerant: The refrigerant in air conditioning is an important part used for refrigeration.
After prolonged use, the refrigerant may leak or run out, resulting in a decrease in refrigeration efficiency. If you suspect that the refrigerant is insufficient, you need to ask a professional air conditioner maintenance personnel to check and add refrigerant.
3.Fan or fan blade problem: The fan or fan blade of an air conditioner plays an important role in circulating air and dissipating heat.
After prolonged use, the fan or blades may be affected by dust, dirt, or damage, resulting in poor air flow and reduced cooling effectiveness. Cleaning or replacing the fan or blades can improve the cooling effect of the air conditioner.
4.Plumbing problems: In the refrigeration duct system of the air conditioner, there may be air leakage, blockage or other problems, resulting in poor cooling effect in front of the stove. These issues need to be checked and repaired by a professional aircon maintenance person.
5.Ambient temperature changes: After using the air conditioner for a long time, the ambient temperature outside the hidden ridge may rise, and the air conditioner needs to use more energy to lower the indoor temperature, resulting in poor cooling effect.
If you find that the cooling effect of the air conditioner decreases after a long period of use, it is recommended that you clean the air conditioner filter first, make sure there are no blockages around the air conditioner, and check if there are any obvious problems. If the problem persists, it is recommended that you contact a professional aircon repair service provider for inspection and repair.
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If the air conditioner is used for a long time, the compressor will wear out due to long-term operation, so the work efficiency will reduce the structure, or the refrigeration performance will also be reduced, and the power consumption will increase.
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Yes, the compressor working for a long time will cause damage, which will affect the life of the air conditioner. The indoor temperature should not be adjusted too low, otherwise it will be detrimental to the human body, and the set temperature should be adjusted appropriately. It is recommended to set it between 25 and 28.
In China, the requirements of the "Decision on Strengthening Energy Conservation Work" are that the indoor air conditioning temperature is not lower than 26 in summer and the indoor air conditioning heating temperature is not higher than 20 in winter.
Since 2005, Japan's Ministry of the Environment has proposed that turning on air conditioners at 28 in summer is a way to be comfortable, energy-saving and emission-emission, so most workplaces have fixed the air conditioning temperature at 28.
However, some scientific studies have pointed out that turning the air conditioner on to 28 can certainly save energy and reduce emissions, but it makes people feel uncomfortable, because 25 is the temperature that humans feel comfortable with.
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What should I do if the air conditioner does not refrigerate well? Don't worry, just deal with it like this, and solve it easily!
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Reasons for the poor refrigeration effect of air conditioning: 1. Condenser failure: Generally, the failure of the air conditioner is most likely due to the damage of the condenser, and the outdoor condenser also has its own self-protection system.
So in order to cause unnecessary trouble, clean it up as regularly as possible. 2. Refrigerant leakage: In general, if it is a qualified air conditioner, usually within five or six years, the refrigeration effect of the air conditioner will not deteriorate, if the user's home is installed with a fluorine system air conditioner, it is likely that the air conditioner is deficient in fluorine.
If the fluorine in the air conditioner is insufficient, the refrigeration efficiency of the air conditioner will become low, resulting in poor refrigeration effect. The user can observe whether the thin copper pipe of the outdoor unit has oil stains, frost and ice, and if there is, it is time to add fluoride. Third, the filter is too dirty:
If the air conditioning filter is not cleaned for a long time, too much dust will remain on the filter screen, resulting in the blockage of the filter, and the cold air can not be transported from the filter to the room normally, which will make the indoor temperature unable to reach the set temperature, which is also the most common reason for the poor refrigeration effect of the air conditioner. 4. Replenish refrigerant: If the refrigerant is used up due to the poor refrigeration effect of the air conditioner, the user can find a professional after-sales or maintenance personnel to supplement the refrigeration dose for the air conditioner at home, and should also pay attention to check whether it is because of the leakage of the refrigerant pipeline, which leads to the leakage of the refrigerant.
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