CN110848899B - Variable frequency air conditioner operation control method, computer readable storage medium and air conditioner - Google Patents

Variable frequency air conditioner operation control method, computer readable storage medium and air conditioner Download PDF

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Publication number
CN110848899B
CN110848899B CN201910965964.2A CN201910965964A CN110848899B CN 110848899 B CN110848899 B CN 110848899B CN 201910965964 A CN201910965964 A CN 201910965964A CN 110848899 B CN110848899 B CN 110848899B
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air conditioner
frequency
equal
temperature
value
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CN110848899A (en
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晋鹏
郭凯
陆宽
李捷
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/64Electronic processing using pre-stored data
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/022Compressor control arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature

Abstract

The invention provides a variable frequency air conditioner operation control method, a computer readable storage medium and an air conditioner. Through newly-increased temperature difference and the long judgement logic of length of operation, after indoor temperature reached user's settlement temperature, adjust the running state of air conditioner, keep air conditioner service environment temperature's stability, avoid the air conditioner frequently to open, promote air conditioner energy-conservation nature, promote user's use travelling comfort.

Description

Variable frequency air conditioner operation control method, computer readable storage medium and air conditioner
Technical Field
The invention relates to the technical field of air conditioners, in particular to a variable frequency air conditioner operation control method, a computer readable storage medium and an air conditioner.
Background
When the existing air conditioner operates, the on-off state of the air conditioner is related to the indoor environment temperature and the set temperature of the air conditioner. For example, when the indoor environment temperature is lower than the set temperature of the air conditioner during cooling operation, the air conditioner enters a standby state, and when the indoor temperature is higher than the set temperature of the air conditioner during heating operation, the air conditioner enters the standby state.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the operation control method of the variable frequency air conditioner, when the indoor environment temperature meets the temperature set by the user, logic judgment is newly added to adjust the operation state of the air conditioner, the condition that the compressor of the air conditioner is frequently started due to the change of the indoor temperature is avoided, the energy saving property of the air conditioner is improved, and the use comfort of the user is improved.
In order to achieve the purpose, the invention adopts the following technical scheme:
a variable frequency air conditioner operation control method includes the steps that after a system is started to operate, a set target temperature and an indoor initial environment temperature are obtained, the difference value between the target temperature and the initial environment temperature is calculated and recorded, the operation time length of an air conditioner when the indoor environment temperature reaches the set target temperature is detected and recorded, and the operation frequency of the air conditioner is correspondingly adjusted through judgment of the temperature difference value and the operation time length. Through newly-increased temperature difference and the long judgement logic of length of operation, after indoor temperature reached user's settlement temperature, adjust the running state of air conditioner, keep air conditioner service environment temperature's stability, avoid the air conditioner frequently to open, promote air conditioner energy-conservation nature, promote user's use travelling comfort.
Further, the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor specifically comprises the following steps: if the temperature difference value delta T meets the condition that the temperature is more than or equal to T1 and less than T2, entering judgment logic of operation time length T, and if T is more than or equal to T1 and less than T2, the operation frequency of the air conditioner is f1, wherein T1 and T2 are both preset temperature values, T1 and T2 are both preset time values, and f1 is a preset frequency value. When the two conditions that T1 is more than or equal to delta T and less than T2 and T1 is more than or equal to T and less than T2 are met, the operating frequency of the air conditioner is adjusted to be f1, the operating stability of the air conditioner at the current ambient temperature is maintained, and the air conditioner is prevented from being frequently started.
Further, the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor specifically comprises the following steps: if the temperature difference value delta T meets the condition that the temperature is more than or equal to T1 and less than T2, entering the judgment logic of the operation time length T, and if the temperature is more than or equal to T2 and less than T3, the operation frequency of the air conditioner is f2, wherein T3 is a preset time value, and f2 is a preset frequency value. When the two conditions that T1 is more than or equal to delta T and less than T2 and T2 is more than or equal to T and less than T3 are met, the operating frequency of the air conditioner is adjusted to be f2, the operating stability of the air conditioner at the current ambient temperature is maintained, and the air conditioner is prevented from being frequently started.
Further, the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor specifically comprises the following steps: if the temperature difference delta T meets the condition that the delta T is more than or equal to T1 and less than T2, entering the judgment logic of the operation time length T, and if the T is more than or equal to T3, the operation frequency of the air conditioner is f3, wherein f3 is a preset frequency value. When two conditions that T1 is more than or equal to and delta T is less than or equal to T2 and T is more than or equal to T3 are met, the operation frequency of the air conditioner is adjusted to be f3, the operation stability of the air conditioner at the current ambient temperature is maintained, and the air conditioner is prevented from being frequently started.
Further, the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor specifically comprises the following steps: if the temperature difference value delta T meets the condition that the temperature is more than or equal to T2 and less than T3, entering the judgment logic of the operation time length T, and if the temperature is more than or equal to T1 and less than T2, the operation frequency of the air conditioner is f4, wherein T3 is a preset temperature value, and f4 is a preset frequency value. When the two conditions that T2 is more than or equal to delta T and less than T3 and T1 is more than or equal to T and less than T2 are met, the operating frequency of the air conditioner is adjusted to be f4, the operating stability of the air conditioner at the current ambient temperature is maintained, and the air conditioner is prevented from being frequently started.
Further, the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor specifically comprises the following steps: if the temperature difference value delta T meets the condition that the temperature is more than or equal to T2 and less than T3, entering the judgment logic of the operation time length T, and if the temperature is more than or equal to T2 and less than T3, the operation frequency of the air conditioner is f5, wherein f5 is a preset frequency value. When the two conditions that T2 is more than or equal to delta T and less than T3 and T2 is more than or equal to T and less than T3 are met, the operating frequency of the air conditioner is adjusted to be f5, the operating stability of the air conditioner at the current ambient temperature is maintained, and the air conditioner is prevented from being frequently started.
Further, the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor specifically comprises the following steps: if the temperature difference delta T meets the condition that the delta T is more than or equal to T2 and less than T3, entering the judgment logic of the operation time length T, and if the T is more than or equal to T3, the operation frequency of the air conditioner is f6, wherein f6 is a preset frequency value. When two conditions that T2 is more than or equal to and delta T is less than or equal to T3 and T is more than or equal to T3 are met, the operation frequency of the air conditioner is adjusted to be f6, the operation stability of the air conditioner at the current ambient temperature is maintained, and the air conditioner is prevented from being frequently started.
Further, the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor specifically comprises the following steps: if the temperature difference delta T is larger than or equal to T3, entering the judgment logic of the operation time length T, and if T is larger than or equal to T1 and smaller than T2, the operation frequency of the air conditioner is f7, wherein f7 is a preset frequency value. When the conditions that the delta T is more than or equal to T3 and the T1 is more than or equal to T2 are met, the operation frequency of the air conditioner is adjusted to be f7, the operation stability of the air conditioner at the current ambient temperature is maintained, and the air conditioner is prevented from being frequently started.
Further, the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor specifically comprises the following steps: if the temperature difference delta T is larger than or equal to T3, entering the judgment logic of the operation time length T, and if T is larger than or equal to T2 and smaller than T3, the operation frequency of the air conditioner is f8, wherein f8 is a preset frequency value. When the conditions that the delta T is more than or equal to T3 and the T2 is more than or equal to T3 are met, the operation frequency of the air conditioner is adjusted to be f8, the operation stability of the air conditioner at the current ambient temperature is maintained, and the air conditioner is prevented from being frequently started.
Further, the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor specifically comprises the following steps: if the temperature difference value delta T is larger than or equal to T3, entering the judgment logic of the operation time length T, and if T is larger than or equal to T3, the operation frequency of the air conditioner is f9, wherein f9 is a preset frequency value. When the conditions that delta T is larger than or equal to T3 and T is larger than or equal to T3 are met, the operation frequency of the air conditioner is adjusted to be f9, the operation stability of the air conditioner at the current ambient temperature is maintained, and the air conditioner is prevented from being frequently started.
Further, the following functional relationship exists between the air conditioner operation frequency, the temperature difference value and the operation duration, and f = at2+ b Δ T + c, and setting an upper limit value of frequency operation, wherein a, b and c are constants, T is the operation time of the air conditioner, and Δ T is the difference (absolute value) between the indoor initial environment temperature and the set temperature; namely, the preset operation frequency f1 < f2 < f3 < f4 < f5 < f6 < f7 < f8 < f 9.
A computer-readable storage medium for storing a computer program, the computer program implementing the operation control method of the inverter air conditioner as described in any one of the above when being invoked by a processor.
An air conditioner comprising a processor and a memory for storing a computer program, characterized in that: the computer program is called by the processor to realize the operation control method of the variable frequency air conditioner.
The variable frequency air conditioner operation control method, the computer readable storage medium and the air conditioner provided by the invention have the beneficial effects that: the invention adjusts the running state of the air conditioner by adding control logic when the indoor temperature reaches the temperature set by the user, keeps the stability of the ambient temperature of the air conditioner, avoids frequent opening of the air conditioner, improves the energy saving performance of the air conditioner and improves the use comfort of the user.
Drawings
FIG. 1 is a schematic flow chart of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of the present invention.
Example 1: an operation control method of a variable frequency air conditioner.
A method for controlling the operation of a variable frequency air conditioner comprises the following specific steps:
setting the following parameters, namely setting a target temperature A for indoor startup, setting an indoor initial ambient temperature B for the air conditioner to start up, setting a difference value delta T between the target temperature and the initial ambient temperature, setting the time length T for the air conditioner to operate when the indoor ambient temperature reaches the temperature set by a user, and setting the operating frequency f of the air conditioner after the indoor ambient temperature reaches the target temperature of the user. Setting a temperature difference delta T judgment interval; delta T is more than or equal to T1 and less than T2, delta T is more than or equal to T2 and less than T3, and delta T is more than or equal to T3; the operation time t is within a judgment interval: t is more than or equal to t1 and less than t2, t is more than or equal to t2 and less than t3, and t is more than or equal to t 3; the air conditioner operation frequencies are f1, f2, f3, f4, f5, f6, f7, f8 and f 9.
After the air conditioner is started to operate at the set temperature, calculating and recording the difference value delta T between the target temperature and the initial ambient temperature, recording the operating time length T of the air conditioner when the indoor ambient temperature reaches the set temperature of a user after the indoor temperature reaches the set temperature, and carrying out the following judgment.
T1 is more than or equal to Δ T which is less than T2, and the following time length and operation frequency judgment logic is entered: t is more than or equal to t1 and less than t2, and then the running frequency f1 is obtained.
Example 2: an operation control method of a variable frequency air conditioner.
The difference from the embodiment 1 is that T1 is more than or equal to Δ T < T2, and the following time length and operation frequency judgment logic is entered: t is more than or equal to t2 and less than t3, and then the running frequency f2 is obtained.
Example 3: an operation control method of a variable frequency air conditioner.
The difference from the embodiment 1 is that T1 is more than or equal to Δ T < T2, and the following time length and operation frequency judgment logic is entered: t is more than or equal to t3, the operation frequency is f 3.
Example 4: an operation control method of a variable frequency air conditioner.
The difference from the embodiment 1 is that T2 is more than or equal to Δ T < T3, and the following time length and operation frequency judgment logic is entered: t is more than or equal to t1 and less than t2, and then the running frequency f4 is obtained.
Example 5: an operation control method of a variable frequency air conditioner.
The difference from the embodiment 1 is that T2 is more than or equal to Δ T < T3, and the following time length and operation frequency judgment logic is entered: t is more than or equal to t2 and less than t3, and then the running frequency f5 is obtained.
Example 6: an operation control method of a variable frequency air conditioner.
The difference from the embodiment 1 is that T2 is more than or equal to Δ T < T3, and the following time length and operation frequency judgment logic is entered: t is more than or equal to t3, the operation frequency is f 6.
Example 7: an operation control method of a variable frequency air conditioner.
The difference from the embodiment 1 is that the time length and the operation frequency are judged as follows, wherein delta T is more than or equal to T3: t is more than or equal to t1 and less than t2, and then the running frequency f7 is obtained.
Example 8: an operation control method of a variable frequency air conditioner.
The difference from the embodiment 1 is that the time length and the operation frequency are judged as follows, wherein delta T is more than or equal to T3: t is more than or equal to t2 and less than t3, and then the running frequency f8 is obtained.
Example 9: an operation control method of a variable frequency air conditioner.
The difference from the embodiment 1 is that the time length and the operation frequency are judged as follows, wherein delta T is more than or equal to T3: t is more than or equal to t3, the operation frequency is f 9.
According to the embodiment, the appropriate frequency is selected for operation according to the temperature difference and the judgment of the air conditioner operation time interval, so that the temperature of the air conditioner use environment is kept in a certain stable state, frequent opening of the air conditioner caused by large indoor temperature fluctuation is avoided, the energy-saving effect of the air conditioner in the use process is improved, and the comfort of a user is improved.
Example 10: a computer readable storage medium.
A computer-readable storage medium for storing a computer program, the computer program, when being invoked by a processor, implementing the inverter air conditioner operation control method according to any one of embodiments 1 to 9.
Example 11: an air conditioner.
An air conditioner comprising a processor and a memory for storing a computer program, characterized in that: when the computer program is called by the processor, the operation control method of the inverter air conditioner of any one of embodiments 1 to 9 is realized.
The above description is only for the preferred embodiment of the present invention, but the present invention should not be limited to the embodiment and the disclosure of the drawings, and therefore, all equivalent or modifications that do not depart from the spirit of the present invention are intended to fall within the scope of the present invention.

Claims (10)

1. A frequency conversion air conditioner operation control method is characterized in that a set target temperature and an indoor initial environment temperature are obtained after a system is started to operate, a difference value between the target temperature and the initial environment temperature is calculated and recorded, the operation time length of an air conditioner when the indoor environment temperature reaches the set target temperature is detected and recorded, and the operation frequency of the air conditioner is correspondingly adjusted through judging the interval of the temperature difference value and the operation time length;
the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor is specifically as follows: if the temperature difference value delta T meets the condition that the temperature is more than or equal to T1 and less than T2, entering judgment logic of operation time length T, and if T is more than or equal to T1 and less than T2, the operation frequency of the air conditioner is f1, wherein T1 and T2 are both preset temperature values, T1 and T2 are both preset time values, and f1 is a preset frequency value; the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor is specifically as follows: if the temperature difference value delta T meets the condition that the temperature is more than or equal to T2 and less than T3, entering the judgment logic of the operation time length T, and if the temperature is more than or equal to T1 and less than T2, the operation frequency of the air conditioner is f4, wherein T3 is a preset temperature value, and f4 is a preset frequency value.
2. The inverter air conditioner operation control method of claim 1, wherein: the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor is specifically as follows: if the temperature difference value delta T meets the condition that the temperature is more than or equal to T1 and less than T2, entering the judgment logic of the operation time length T, and if the temperature is more than or equal to T2 and less than T3, the operation frequency of the air conditioner is f2, wherein T3 is a preset time value, and f2 is a preset frequency value.
3. The inverter air conditioner operation control method of claim 1, wherein: the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor is specifically as follows: if the temperature difference delta T meets the condition that the delta T is more than or equal to T1 and less than T2, entering the judgment logic of the operation time length T, and if the T is more than or equal to T3, the operation frequency of the air conditioner is f3, wherein f3 is a preset frequency value.
4. The inverter air conditioner operation control method of claim 1, wherein: the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor is specifically as follows: if the temperature difference value delta T meets the condition that the temperature is more than or equal to T2 and less than T3, entering the judgment logic of the operation time length T, and if the temperature is more than or equal to T2 and less than T3, the operation frequency of the air conditioner is f5, wherein f5 is a preset frequency value.
5. The inverter air conditioner operation control method of claim 1, wherein: the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor is specifically as follows: if the temperature difference delta T meets the condition that the delta T is more than or equal to T2 and less than T3, entering the judgment logic of the operation time length T, and if the T is more than or equal to T3, the operation frequency of the air conditioner is f6, wherein f6 is a preset frequency value.
6. The inverter air conditioner operation control method of claim 1, wherein: the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor is specifically as follows: if the temperature difference delta T is larger than or equal to T3, entering the judgment logic of the operation time length T, and if T is larger than or equal to T1 and smaller than T2, the operation frequency of the air conditioner is f7, wherein f7 is a preset frequency value.
7. The inverter air conditioner operation control method of claim 1, wherein: the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor is specifically as follows: if the temperature difference delta T is larger than or equal to T3, entering the judgment logic of the operation time length T, and if T is larger than or equal to T2 and smaller than T3, the operation frequency of the air conditioner is f8, wherein f8 is a preset frequency value.
8. The inverter air conditioner operation control method of claim 1, wherein: the step of judging and adjusting the interval where the temperature difference value and the operation duration are located to correspondingly adjust the operation frequency of the compressor is specifically as follows: if the temperature difference value delta T is larger than or equal to T3, entering the judgment logic of the operation time length T, and if T is larger than or equal to T3, the operation frequency of the air conditioner is f9, wherein f9 is a preset frequency value.
9. A computer-readable storage medium storing a computer program, characterized in that: the computer program is used for realizing the operation control method of the inverter air conditioner in any one of claims 1 to 8 when being called by a processor.
10. An air conditioner comprising a processor and a memory for storing a computer program, characterized in that: the computer program is invoked by the processor to realize the operation control method of the inverter air conditioner according to any one of claims 1 to 8.
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CN108548288A (en) * 2018-03-31 2018-09-18 青岛海尔空调器有限总公司 The control method of air-conditioning

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