CN111780364A - Energy-saving control method and device for air conditioner, air conditioner and storage medium - Google Patents

Energy-saving control method and device for air conditioner, air conditioner and storage medium Download PDF

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Publication number
CN111780364A
CN111780364A CN202010686160.1A CN202010686160A CN111780364A CN 111780364 A CN111780364 A CN 111780364A CN 202010686160 A CN202010686160 A CN 202010686160A CN 111780364 A CN111780364 A CN 111780364A
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China
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time interval
air conditioner
time
capacity output
output coefficient
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李达君
常骞
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Hisense Shandong Air Conditioning Co Ltd
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Hisense Shandong Air Conditioning Co Ltd
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Priority to CN202010686160.1A priority Critical patent/CN111780364A/en
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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
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • F24F11/54Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
    • 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
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • F24F11/61Control or safety arrangements characterised by user interfaces or communication using timers
    • 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
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/86Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Thermal Sciences (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses an air conditioner energy-saving control method, an air conditioner energy-saving control device, an air conditioner and a storage medium, wherein the control method comprises the following steps: acquiring real-time of an air conditioner; judging the time interval of the real-time according to a preset time interval; at least two time intervals and at least two grades of capacity output coefficients are preset in an indoor unit of the air conditioner, and the time intervals correspond to the capacity output coefficients one to one; acquiring the actual operating frequency of the compressor according to the capacity output coefficient corresponding to the time interval of the real-time and the preset operating frequency of the compressor; controlling the compressor to operate at the actual operating frequency. The invention can set the running frequency of the compressor by the user according to different time periods, so that the air conditioner can realize the purpose of saving energy by adjusting the output frequency of the compressor during the peak period of power utilization.

Description

Energy-saving control method and device for air conditioner, air conditioner and storage medium
Technical Field
The invention relates to the technical field of air conditioner control, in particular to an air conditioner energy-saving control method and device, an air conditioner and a storage medium.
Background
With the development of society, air conditioners have been widely used in various indoor environments where people live and work, however, the air conditioners have high power consumption and are still a major concern of people. The existing air conditioner control method generally adjusts the operation temperature of the air conditioner according to the indoor and outdoor temperature difference, but the method only considers the relation between the outdoor environment temperature and the target operation temperature, but does not consider the operation mode of the current air conditioner, thereby not only reducing the comfort of the indoor temperature, but also being difficult to achieve better energy-saving effect.
In addition, the current air conditioner has no corresponding control method in the peak period of power utilization or the time period with expensive power charge, and if a user wants the air conditioner to normally operate and reduce the power consumption in the period, the air conditioner is controlled only by switching on and off, so that the use comfort of the air conditioner is greatly reduced, and the energy-saving setting can not be carried out according to different requirements of the user.
Disclosure of Invention
The technical problem to be solved by the embodiments of the present invention is to provide an energy saving control method and apparatus for an air conditioner, and a storage medium, which enable a user to set an operating frequency of a compressor in a user-defined manner according to different time periods, so that the air conditioner can achieve the purpose of saving energy by adjusting an output frequency of the compressor during a power consumption peak period.
In order to achieve the above object, an embodiment of the present invention provides an energy saving control method for an air conditioner, including:
acquiring real-time of an air conditioner;
judging the time interval of the real-time according to a preset time interval; at least two time intervals and at least two grades of capacity output coefficients are preset in an indoor unit of the air conditioner, and the time intervals correspond to the capacity output coefficients one to one;
acquiring the actual operating frequency of the compressor according to the capacity output coefficient corresponding to the time interval of the real-time and the preset operating frequency of the compressor;
controlling the compressor to operate at the actual operating frequency.
Further, the acquiring the actual operating frequency of the compressor according to the capacity output coefficient corresponding to the time interval of the real-time and the preset operating frequency of the compressor specifically includes:
and multiplying the preset operating frequency by a capacity output coefficient corresponding to the time interval of the real-time to obtain the actual operating frequency.
Further, the time intervals include a first time interval, a second time interval, a third time interval, a fourth time interval and a fifth time interval; the sum of the time of the first time interval, the second time interval, the third time interval, the fourth time interval and the fifth time interval is 24 hours, and the first time interval, the second time interval, the third time interval, the fourth time interval and the fifth time interval are not overlapped with each other.
Further, the capacity output coefficients comprise a first gear capacity output coefficient, a second gear capacity output coefficient, a third gear capacity output coefficient, a fourth gear capacity output coefficient and a fifth gear capacity output coefficient; the first gear capacity output coefficient is a preset initial value, the second gear capacity output coefficient is a first preset multiple of the first gear capacity output coefficient, the third gear capacity output coefficient is a second preset multiple of the first gear capacity output coefficient, the fourth gear capacity output coefficient is a third preset multiple of the first gear capacity output coefficient, and the fifth gear capacity output coefficient is a fourth preset multiple of the first gear capacity output coefficient.
Further, a1> a2> a3> a4 is satisfied among the first preset multiple a1, the second preset multiple a2, the third preset multiple a3 and the fourth preset multiple a 4.
Further, the first time interval is [23:00,6:00], and the output coefficient corresponding to the first gear capacity is 100%; the second time interval is [6:00,9:00], and the output coefficient corresponding to the second gear capacity is 80%; the third time interval is [9:00,14:00], and the output coefficient corresponding to the third gear capacity is 60%; the fourth time interval is [14:00,18:00], and the output coefficient corresponding to the fourth gear capacity is 40%; the fifth time interval is [ 18:00,23: 00] corresponding to said fifth gear capability output factor of 20%.
The embodiment of the invention also provides an energy-saving control device of an air conditioner, which comprises:
the real-time acquisition module is used for acquiring the real-time of the air conditioner;
the time interval judging module is used for judging the time interval of the real-time according to a preset time interval; at least two time intervals and at least two grades of capacity output coefficients are preset in an indoor unit of the air conditioner, and the time intervals correspond to the capacity output coefficients one to one;
the actual operating frequency acquisition module is used for acquiring the actual operating frequency of the compressor according to a capacity output coefficient corresponding to a time interval in which the real-time is positioned and a preset operating frequency of the compressor;
and the control module is used for controlling the compressor to operate at the actual operating frequency.
An embodiment of the present invention further provides an air conditioner, which includes a processor, a memory, and a computer program stored in the memory and configured to be executed by the processor, and when the processor executes the computer program, the air conditioner energy saving control method described in any one of the above is implemented.
The embodiment of the invention also provides a computer-readable storage medium, which comprises a stored computer program, wherein when the computer program runs, the device where the computer-readable storage medium is located is controlled to execute any one of the above-mentioned air conditioner energy-saving control methods.
Compared with the prior art, the air conditioner energy-saving control method and device, the air conditioner and the storage medium provided by the embodiment of the invention have the beneficial effects that: acquiring real-time of the air conditioner; judging the time interval of the real-time according to a preset time interval; at least two time intervals and at least two grades of capacity output coefficients are preset in an indoor unit of the air conditioner, and the time intervals correspond to the capacity output coefficients one to one; acquiring the actual operating frequency of the compressor according to the capacity output coefficient corresponding to the time interval of the real-time and the preset operating frequency of the compressor; controlling the compressor to operate at the actual operating frequency. The invention can set the running frequency of the compressor by the user according to different time periods in a self-defined way, so that the air conditioner can realize the purposes of saving energy and reducing the electricity charge expenditure by adjusting the frequency output of the compressor in the electricity utilization peak period.
Drawings
Fig. 1 is a schematic flow chart of a preferred embodiment of an energy-saving control method for an air conditioner according to the present invention;
FIG. 2 is a schematic structural diagram of an energy-saving control device for an air conditioner according to a preferred embodiment of the present invention;
fig. 3 is a schematic structural diagram of an air conditioner according to a preferred embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic flow chart illustrating an energy saving control method for an air conditioner according to a preferred embodiment of the present invention. The energy-saving control method of the air conditioner comprises the following steps:
s1, acquiring the real-time of the air conditioner;
s2, judging the time interval of the real-time according to a preset time interval; at least two time intervals and at least two grades of capacity output coefficients are preset in an indoor unit of the air conditioner, and the time intervals correspond to the capacity output coefficients one to one;
s3, acquiring the actual operating frequency of the compressor according to the capacity output coefficient corresponding to the time interval of the real-time and the preset operating frequency of the compressor;
and S4, controlling the compressor to operate at the actual operating frequency.
Specifically, after the air conditioner is started to operate, firstly, the real-time of the air conditioner is obtained, wherein the real-time is generally Beijing time, namely the current Beijing time corresponding to the air conditioner in operation; judging time intervals of the real-time according to preset time intervals, wherein at least two time intervals are preset in an indoor unit of the air conditioner, and each time interval is provided with a corresponding capacity output coefficient; then, according to a capacity output coefficient corresponding to a time interval of real-time of the air conditioner and a preset operation frequency of the compressor, the actual operation frequency of the compressor can be obtained; and finally, controlling the compressor to run at the actual running frequency, so that the running frequency of the compressor is set by a user according to different time periods in a self-defined manner, and the air conditioner can realize the purposes of saving energy and reducing the electricity expense by adjusting the frequency output of the compressor in the peak period of electricity utilization.
It should be noted that, when the time interval is preset, the function parameter can also be preset for each time interval. The functional parameters include but are not limited to an operation mode, a temperature adjustment, a wind speed adjustment and an air supply angle adjustment of the air conditioner. The operation modes of the air conditioner include but are not limited to a cooling mode, a heating mode, a sleep mode and a dehumidification mode, and when the operation modes of the air conditioner are set, the temperature, the wind speed and the air supply angle of the air conditioner in different operation modes can be adjusted. After the user presets the time interval and the capacity output coefficient, the setting information can be stored in a main control program of the indoor unit of the air conditioner, so that the user can directly call the stored data without repeated setting when the energy-saving control is subsequently used, and the user experience is improved. Meanwhile, the air conditioner control method provided by the embodiment of the invention can also be used for setting a plurality of user information, a plurality of users can set the running time interval of the air conditioner and the capacity output coefficient of the compressor, and the information is respectively stored after the setting is finished, so that different users can be distinguished, and the inconvenience caused by frequent mode switching of different users during use is avoided.
In another preferred embodiment, the obtaining the actual operating frequency of the compressor according to the capacity output coefficient corresponding to the time interval of the real-time and the preset operating frequency of the compressor specifically includes:
and multiplying the preset operating frequency by a capacity output coefficient corresponding to the time interval of the real-time to obtain the actual operating frequency of the compressor.
It should be noted that, when the actual operating frequency of the compressor is obtained, the preset operating frequency of the compressor may be multiplied by a capacity output coefficient corresponding to a time interval in which the real-time is located, so as to obtain the actual operating frequency of the compressor; and finally, controlling the compressor to run at the actual running frequency, so that the running frequency of the compressor is set by a user according to different time periods in a self-defined manner, and the air conditioner can realize the purposes of saving energy and reducing the electricity expense by adjusting the frequency output of the compressor in the peak period of electricity utilization.
In yet another preferred embodiment, the time intervals include a first time interval, a second time interval, a third time interval, a fourth time interval, and a fifth time interval; the sum of the time of the first time interval, the second time interval, the third time interval, the fourth time interval and the fifth time interval is 24 hours, and the first time interval, the second time interval, the third time interval, the fourth time interval and the fifth time interval are not overlapped with each other.
By setting 24 hours a day as the first time interval, the second time interval, the third time interval, the fourth time interval and the fifth time interval, each time in 24 hours a day is ensured to be divided in each time interval. The first time interval, the second time interval, the third time interval, the fourth time interval, and the fifth time interval may be equally divided or not equally divided. For example, power supply companies typically define time periods based on the season and the time of peak-to-valley load. For example, the north china power grid performs the following: the peak portion was 9 hours, the valley portion was 7 hours, and the average portion was 8 hours. The south China power grid performs the following conditions: daily peak hours were 18: 00-23: 00; the usual time period is 6: 00-18: 00; the trough period was 23: 00-6: 00. the peak-valley period of the northeast power grid is divided into: in the peak period: 8: 00-11: 00, 11: 00-21: 00; in the valley period: 22: 00-5: 00; the rest time is the normal time period, and the time periods are Beijing time. If the time of the electricity utilization peak section is longer, the range of the corresponding time interval can be divided into a larger range, and the ranges of the time intervals of other electricity utilization periods can be divided into a smaller range. The setting of the time interval can be flexibly set by user self-definition so as to achieve the aim that the user sets the operating frequency of the compressor according to different time periods in a self-defined mode, the air conditioner outputs the frequency by adjusting the frequency of the compressor in the power utilization peak period, energy is saved, and the electricity expense is reduced.
In yet another preferred embodiment, the capability output coefficients include a first gear capability output coefficient, a second gear capability output coefficient, a third gear capability output coefficient, a fourth gear capability output coefficient, and a fifth gear capability output coefficient; the first gear capacity output coefficient is a preset initial value, the second gear capacity output coefficient is a first preset multiple of the first gear capacity output coefficient, the third gear capacity output coefficient is a second preset multiple of the first gear capacity output coefficient, the fourth gear capacity output coefficient is a third preset multiple of the first gear capacity output coefficient, and the fifth gear capacity output coefficient is a fourth preset multiple of the first gear capacity output coefficient.
Preferably, a1> a2> a3> a4 is satisfied among the first preset multiple a1, the second preset multiple a2, the third preset multiple a3 and the fourth preset multiple a 4.
Specifically, the first-gear capacity output coefficient is set to be 100% of the preset initial value, and the second-gear capacity output coefficient is set to be 0.8 times of the first-gear capacity output coefficient, that is, a1 is 0.8, and the second-gear capacity output coefficient is 80%; setting the third gear capacity output coefficient to be 0.6 times of the first gear capacity output coefficient, namely setting a2 to be 0.6, and setting the third gear capacity output coefficient to be 60%; setting the fourth gear capacity output coefficient to be 0.4 times of the first gear capacity output coefficient, namely setting a3 to be 0.4, and setting the fourth gear capacity output coefficient to be 40%; setting the fifth gear capacity output coefficient to be 0.2 times of the first gear capacity output coefficient, namely a4 is 0.2, and the fifth gear capacity output coefficient is 20%; wherein a1> a2> a3> a4 is satisfied among a1, a2, a3 and a 4.
In yet another preferred embodiment, the first time interval is [23:00,6:00], corresponding to the first gear capacity output coefficient being 100%; the second time interval is [6:00,9:00], and the output coefficient corresponding to the second gear capacity is 80%; the third time interval is [9:00,14:00], and the output coefficient corresponding to the third gear capacity is 60%; the fourth time interval is [14:00,18:00], and the output coefficient corresponding to the fourth gear capacity is 40%; the fifth time interval is [ 18:00,23: 00] corresponding to said fifth gear capability output factor of 20%.
Specifically, when the capacity output coefficient is 20%, it means that the actual operating frequency of the compressor is reduced by 80%, and the compressor can only operate in a frequency-down mode by 20% of the preset operating frequency; when the capacity output coefficient is 100%, it means that the actual operation frequency of the compressor is not changed, or the compressor is normally operated according to the preset operation frequency. For example, assume that in the middle of a day at 18:00 to 23:00 is the peak period of power consumption, and the time interval can be set as [ 18:00,23: 00], setting the capacity output coefficient of the time interval to 20%, acquiring the preset operating frequency of the compressor to be 80Hz, multiplying the preset operating frequency of 80Hz by the capacity output coefficient of 20%, and acquiring the actual operating frequency of the compressor to be 80 × 20% — 16Hz, namely 18:00 to 23: in the time interval of 00, the compressor actually operates in a 16Hz frequency reduction mode, so that the aims of saving electricity, saving energy and reducing the electricity charge in the electricity utilization peak period are fulfilled.
Correspondingly, the invention also provides an air conditioner energy-saving control device which can realize all the processes of the air conditioner energy-saving control method in the embodiment.
Referring to fig. 2, fig. 2 is a schematic structural diagram of an energy-saving control device for an air conditioner according to a preferred embodiment of the present invention. The energy-saving control device of the air conditioner comprises:
a real-time obtaining module 201, configured to obtain real-time of the air conditioner;
a time interval judgment module 202, configured to judge, according to a preset time interval, a time interval in which the real-time is located; at least two time intervals and at least two grades of capacity output coefficients are preset in an indoor unit of the air conditioner, and the time intervals correspond to the capacity output coefficients one to one;
an actual operating frequency obtaining module 203, configured to obtain an actual operating frequency of the compressor according to a capacity output coefficient corresponding to a time interval in which the real-time is located and a preset operating frequency of the compressor;
a control module 204 for controlling the compressor to operate at the actual operating frequency.
Preferably, the actual operating frequency obtaining module 203 is specifically configured to:
and multiplying the preset operating frequency by a capacity output coefficient corresponding to the time interval of the real-time to obtain the actual operating frequency.
Preferably, the time intervals include a first time interval, a second time interval, a third time interval, a fourth time interval and a fifth time interval; the sum of the time of the first time interval, the second time interval, the third time interval, the fourth time interval and the fifth time interval is 24 hours, and the first time interval, the second time interval, the third time interval, the fourth time interval and the fifth time interval are not overlapped with each other.
Preferably, the capacity output coefficients include a first gear capacity output coefficient, a second gear capacity output coefficient, a third gear capacity output coefficient, a fourth gear capacity output coefficient and a fifth gear capacity output coefficient; the first gear capacity output coefficient is a preset initial value, the second gear capacity output coefficient is a first preset multiple of the first gear capacity output coefficient, the third gear capacity output coefficient is a second preset multiple of the first gear capacity output coefficient, the fourth gear capacity output coefficient is a third preset multiple of the first gear capacity output coefficient, and the fifth gear capacity output coefficient is a fourth preset multiple of the first gear capacity output coefficient.
Preferably, a1> a2> a3> a4 is satisfied among the first preset multiple a1, the second preset multiple a2, the third preset multiple a3 and the fourth preset multiple a 4.
Preferably, the first time interval is [23:00,6:00], and the output coefficient corresponding to the first gear capacity is 100%; the second time interval is [6:00,9:00], and the output coefficient corresponding to the second gear capacity is 80%; the third time interval is [9:00,14:00], and the output coefficient corresponding to the third gear capacity is 60%; the fourth time interval is [14:00,18:00], and the output coefficient corresponding to the fourth gear capacity is 40%; the fifth time interval is [ 18:00,23: 00] corresponding to said fifth gear capability output factor of 20%.
In a specific implementation, the working principle and the control flow of the energy-saving control device for an air conditioner provided by the present invention are the same as those of the energy-saving control method for an air conditioner in the above embodiment, and are not described herein again.
Referring to fig. 3, fig. 3 is a schematic structural diagram of an air conditioner according to a preferred embodiment of the present invention. The air conditioner comprises a processor 301, a memory 302 and a computer program stored in the memory 302 and configured to be executed by the processor 301, wherein the processor 301 implements the energy saving control method of the air conditioner according to any one of the above embodiments when executing the computer program.
Preferably, the computer program can be divided into one or more modules/units (e.g. computer program 1, computer program 2,) which are stored in the memory 302 and executed by the processor 301 to accomplish the present invention. The one or more modules/units may be a series of computer program instruction segments capable of performing specific functions, which are used for describing the execution process of the computer program in the terminal device.
The Processor 301 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf Programmable Gate Array (FPGA) or other Programmable logic device, a discrete Gate or transistor logic device, a discrete hardware component, etc., the general purpose Processor may be a microprocessor, or the Processor 301 may be any conventional Processor, the Processor 301 is a control center of the terminal device, and various interfaces and lines are used to connect various parts of the terminal device.
The memory 302 mainly includes a program storage area and a data storage area, wherein the program storage area may store an operating system, an application program required for at least one function, and the like, and the data storage area may store related data and the like. In addition, the memory 302 may be a high speed random access memory, may be a non-volatile memory such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash Card (Flash Card), and the like, or the memory 20 may be other volatile solid state memory devices.
It should be noted that the air conditioner may include, but is not limited to, a processor and a memory, and those skilled in the art will understand that the structural diagram of fig. 3 is only an example of the air conditioner and does not constitute a limitation of the air conditioner, and may include more or less components than those shown, or combine some components, or different components.
The embodiment of the invention also provides a computer-readable storage medium, which includes a stored computer program, wherein when the computer program runs, the device where the computer-readable storage medium is located is controlled to execute the air conditioner energy saving control method described in any of the above embodiments.
The embodiment of the invention provides an energy-saving control method and device for an air conditioner, the air conditioner and a storage medium, wherein the real-time of the air conditioner is acquired; judging the time interval of the real-time according to a preset time interval; at least two time intervals and at least two grades of capacity output coefficients are preset in an indoor unit of the air conditioner, and the time intervals correspond to the capacity output coefficients one to one; acquiring the actual operating frequency of the compressor according to the capacity output coefficient corresponding to the time interval of the real-time and the preset operating frequency of the compressor; controlling the compressor to operate at the actual operating frequency. The invention can set the running frequency of the compressor by the user according to different time periods in a self-defined way, so that the air conditioner can realize the purposes of saving energy and reducing the electricity charge expenditure by adjusting the frequency output of the compressor in the electricity utilization peak period.
It should be noted that the above-described system embodiments are merely illustrative, wherein the modules described as separate components may or may not be physically separate, and the components shown as modules may or may not be physical modules, may be located in one place, or may be distributed on a plurality of network modules. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. In addition, in the drawings of the embodiment of the system provided by the present invention, the connection relationship between the modules indicates that there is a communication connection between them, and may be specifically implemented as one or more communication buses or signal lines. One of ordinary skill in the art can understand and implement it without inventive effort.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.

Claims (9)

1. An energy-saving control method for an air conditioner is characterized by comprising the following steps:
acquiring real-time of an air conditioner;
judging the time interval of the real-time according to a preset time interval; at least two time intervals and at least two grades of capacity output coefficients are preset in an indoor unit of the air conditioner, and the time intervals correspond to the capacity output coefficients one to one;
acquiring the actual operating frequency of the compressor according to the capacity output coefficient corresponding to the time interval of the real-time and the preset operating frequency of the compressor;
controlling the compressor to operate at the actual operating frequency.
2. The energy-saving control method of an air conditioner according to claim 1, wherein the obtaining of the actual operating frequency of the compressor according to the capacity output coefficient corresponding to the time interval in which the real-time is located and the preset operating frequency of the compressor specifically includes:
and multiplying the preset operating frequency by a capacity output coefficient corresponding to the time interval of the real-time to obtain the actual operating frequency.
3. The air conditioner energy saving control method of claim 1, wherein the time intervals include a first time interval, a second time interval, a third time interval, a fourth time interval, and a fifth time interval; the sum of the time of the first time interval, the second time interval, the third time interval, the fourth time interval and the fifth time interval is 24 hours, and the first time interval, the second time interval, the third time interval, the fourth time interval and the fifth time interval are not overlapped with each other.
4. The air conditioner energy saving control method of claim 3, wherein the capacity output coefficients include a first gear capacity output coefficient, a second gear capacity output coefficient, a third gear capacity output coefficient, a fourth gear capacity output coefficient and a fifth gear capacity output coefficient; the first gear capacity output coefficient is a preset initial value, the second gear capacity output coefficient is a first preset multiple of the first gear capacity output coefficient, the third gear capacity output coefficient is a second preset multiple of the first gear capacity output coefficient, the fourth gear capacity output coefficient is a third preset multiple of the first gear capacity output coefficient, and the fifth gear capacity output coefficient is a fourth preset multiple of the first gear capacity output coefficient.
5. The air conditioner energy saving control method as claimed in claim 4, wherein a1> a2> a3> a4 is satisfied among the first preset multiple a1, the second preset multiple a2, the third preset multiple a3 and the fourth preset multiple a 4.
6. The energy-saving control method of air conditioner according to any one of claims 3 to 5, characterized in that, the first time interval is [23:00,6:00], corresponding to the first gear capacity output coefficient is 100%; the second time interval is [6:00,9:00], and the output coefficient corresponding to the second gear capacity is 80%; the third time interval is [9:00,14:00], and the output coefficient corresponding to the third gear capacity is 60%; the fourth time interval is [14:00,18:00], and the output coefficient corresponding to the fourth gear capacity is 40%; the fifth time interval is [ 18:00,23: 00] corresponding to said fifth gear capability output factor of 20%.
7. An energy-saving control device of an air conditioner is characterized by comprising:
the real-time acquisition module is used for acquiring the real-time of the air conditioner;
the time interval judging module is used for judging the time interval of the real-time according to a preset time interval; at least two time intervals and at least two grades of capacity output coefficients are preset in an indoor unit of the air conditioner, and the time intervals correspond to the capacity output coefficients one to one;
the actual operating frequency acquisition module is used for acquiring the actual operating frequency of the compressor according to a capacity output coefficient corresponding to a time interval in which the real-time is positioned and a preset operating frequency of the compressor;
and the control module is used for controlling the compressor to operate at the actual operating frequency.
8. An air conditioner, characterized by comprising a processor, a memory and a computer program stored in the memory and configured to be executed by the processor, wherein the processor implements the air conditioner energy saving control method according to any one of claims 1 to 6 when executing the computer program.
9. A computer-readable storage medium, comprising a stored computer program, wherein when the computer program runs, the computer-readable storage medium controls an apparatus to execute the air conditioner energy saving control method according to any one of claims 1 to 6.
CN202010686160.1A 2020-07-16 2020-07-16 Energy-saving control method and device for air conditioner, air conditioner and storage medium Pending CN111780364A (en)

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