CN106524355B - Air conditioner energy saving control method - Google Patents

Air conditioner energy saving control method Download PDF

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Publication number
CN106524355B
CN106524355B CN201611099569.3A CN201611099569A CN106524355B CN 106524355 B CN106524355 B CN 106524355B CN 201611099569 A CN201611099569 A CN 201611099569A CN 106524355 B CN106524355 B CN 106524355B
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China
Prior art keywords
heat exchanger
indoor
indoor heat
control
temperature deviation
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CN106524355A (en
Inventor
许文明
王飞
付裕
任志强
李波
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Qingdao Haier Air Conditioner Gen Corp Ltd
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Qingdao Haier Air Conditioner Gen Corp Ltd
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0003Exclusively-fluid systems
    • 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
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • 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
    • 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
    • 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
    • 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
    • F25B13/00Compression machines, plant or systems with reversible cycle
    • 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
    • F25B41/00Fluid-circulation arrangements
    • F25B41/30Expansion means; Dispositions thereof
    • F25B41/31Expansion valves
    • 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, plant or systems
    • 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

Abstract

The invention discloses a kind of air conditioner energy saving control methods, are related to air-conditioning technical field.The present invention provides a kind of air conditioner energy saving control methods, the air-conditioning includes indoor heat exchanger, frequency-changeable compressor, outdoor heat exchanger and throttling set, multiple indoor heat exchangers are in parallel, each indoor heat exchanger is correspondingly arranged at least one indoor fan, multiple outdoor heat exchangers are in parallel, each outdoor heat exchanger is correspondingly arranged at least one outdoor fan, and control method includes: to detect the temperature deviation of indoor environment temperature and set temperature;Compressor operating frequency, indoor heat exchanger and indoor fan is adjusted in the range according to locating for temperature deviation.By above-mentioned control method, keep the control of air-conditioning more flexible and convenient, can more efficiently improve the energy-saving effect of air-conditioning work.

Description

Air conditioner energy saving control method
Technical field
The present invention relates to air conditioner technical fields, in particular to a kind of air conditioner energy saving control method.
Background technique
Currently, traditionally being largely both configured to run refrigeration mode and low temperature under hot environment for the use of air conditioner Heating mode is run under environment, but for some specific demands, air conditioner then needs to run refrigeration mode under cryogenic.And work as Air conditioner operates under cryogenic refrigeration mode, and when operating load is smaller, the pressure at expulsion that will lead to compressor is less than normal, generates The problem of compressor pressure ratio deficiency influences the stabilization of air-conditioner system operation if longtime running is likely to result in compressor oil starvation Property.For frequency-changeable compressor, compressor and room thermic load can be made to be adapted by adjusting the frequency of compressor, mentioned The service life of high air conditioner.
But in actual control process, typically merely by sides such as the running frequencies either cold medium flux for adjusting compressor The output power of air-conditioning is adjusted in formula, and regulative mode is more extensive, and adjustable range is smaller, it is difficult to guarantee air-conditioning man Energy-saving effect when making.
Summary of the invention
The purpose of the present invention is to propose to a kind of air conditioner energy saving control methods, and the control of air-conditioning can be made more flexible and convenient, The energy-saving effect of air-conditioning work can more efficiently be improved.
According to an aspect of the invention, there is provided a kind of air conditioner energy saving control method, the air-conditioning include indoor heat exchanger, Frequency-changeable compressor, outdoor heat exchanger and throttling set, multiple indoor heat exchangers are in parallel, each indoor heat exchanger be correspondingly arranged on to A few indoor fan, multiple outdoor heat exchangers are in parallel, and each outdoor heat exchanger is correspondingly arranged at least one outdoor fan, control Method processed includes: to detect the temperature deviation of indoor environment temperature and set temperature;The range according to locating for temperature deviation, to compressor Running frequency, indoor heat exchanger and indoor fan are adjusted.
It, can be according to indoor environment temperature and the temperature deviation of set temperature to the pressure of operation by above-mentioned control method Control is adjusted in contracting unit frequency, indoor heat exchanger and indoor fan, thus keep the control of air-conditioning more flexible and convenient, so that The refrigeration demand or heating needs in room and the refrigeration duty or thermic load of air-conditioning match, and can more efficiently improve air-conditioning man The energy-saving effect of work.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not It can the limitation present invention.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is the structure principle chart of the air-conditioning of the embodiment of the present invention;
Fig. 2 is the control flow chart of the air conditioner energy saving control method of the embodiment of the present invention.
Specific embodiment
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to Practice them.Other embodiments may include structure, logic, it is electrical, process and other change.Embodiment Only represent possible variation.Unless explicitly requested, otherwise individual components and functionality is optional, and the sequence operated can be with Variation.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.This hair The range of bright embodiment includes equivalent obtained by the entire scope of claims and all of claims Object.Herein, each embodiment individually or can be indicated generally with term " invention ", and it is convenient that this is used for the purpose of, And if in fact disclosing the invention more than one, the range for being not meant to automatically limit the application is any single invention Or inventive concept.Herein, relational terms such as first and second and the like be used only for by an entity or operation with Another entity or operation distinguish, and without requiring or implying, there are any actual relationships between these entities or operation Or sequence.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, thus So that process, method or equipment including a series of elements not only include those elements, but also including being not explicitly listed Other element, or further include for this process, method or the intrinsic element of equipment.In the feelings not limited more Under condition, the element that is limited by sentence "including a ...", it is not excluded that in process, method or equipment including the element In there is also other identical elements.Each embodiment herein is described in a progressive manner, and each embodiment stresses Be the difference from other embodiments, the same or similar parts in each embodiment may refer to each other.For implementing For method, product etc. disclosed in example, since it is corresponding with method part disclosed in embodiment, so the comparison of description is simple Single, reference may be made to the description of the method.
In conjunction with referring to figure 1 and figure 2, according to an embodiment of the invention, air-conditioning based on air conditioner energy saving control method Including indoor heat exchanger, frequency-changeable compressor, indoor heat exchanger and throttling set, multiple indoor heat exchangers are in parallel, and each interior is changed Hot device is correspondingly arranged at least one indoor fan, and multiple outdoor heat exchangers are in parallel, each outdoor heat exchanger be correspondingly arranged on to A few outdoor fan, air conditioner energy saving control method include: the temperature deviation for detecting indoor environment temperature and set temperature;According to Compressor operating frequency, indoor heat exchanger and indoor fan is adjusted in range locating for temperature deviation.
It, can be according to indoor environment temperature and the temperature deviation of set temperature to the pressure of operation by above-mentioned control method Control is adjusted in contracting unit frequency, indoor heat exchanger and indoor fan, to keep the control of air-conditioning more flexible and convenient, also makes The refrigeration duty or thermic load of the refrigeration demand or heating needs and air-conditioning that obtain room match, and can more efficiently improve air-conditioning The energy-saving effect of work.
For example, the air-conditioning that machine system fan-out capability is 3, by adjusting indoor heat exchanger, indoor fan, compressor fortune 1,2 and 3 output function may be implemented in the parameters such as line frequency, so that the output power of air-conditioning becomes adjustable, Ke Yigeng Well in room heating needs or refrigeration demand match, avoid energy waste, operation of air conditioner is more energy saving.Certainly, right In different air-conditionings, the running frequency of adjustable indoor heat exchanger and indoor fan and compressor, so as to export more Multiple power preferably meets Energy Saving Control requirement.
In the present embodiment, indoor heat exchanger is arranged in a one-to-one correspondence with indoor fan, outdoor heat exchanger and outdoor fan one One is correspondingly arranged, and indoor heat exchanger is two, wherein the both ends of first indoor heat exchanger are controlled by valve 1 and valve 3, corresponding room Inner blower is blower 1, and the both ends of second indoor heat exchanger are controlled by valve 2 and valve 4, and corresponding indoor fan is blower 2;It is outdoor Heat exchanger is four, and first outdoor heat exchanger both ends are controlled by valve 5 and valve 9, and corresponding outdoor fan is blower 3, second Outdoor heat exchanger both ends are controlled by valve 6 and valve 10, and corresponding outdoor fan is blower 4, and third outdoor heat exchanger both ends pass through Valve 7 and valve 11 control, and corresponding outdoor fan is blower 5, and the 4th outdoor heat exchanger both ends are controlled by valve 8 and valve 12, corresponding Outdoor fan is blower 6, and electric expansion valve and frequency-changeable compressor are connected between outdoor unit and indoor unit.
Certainly, the quantity and outdoor heat exchanger of indoor heat exchanger and indoor fan and the quantity of outdoor fan can roots It is adjusted according to needs.
By taking above-mentioned air-conditioning as an example, during operation of air conditioner, the range according to locating for temperature deviation runs frequency to compressor The step of rate, indoor heat exchanger and indoor fan are adjusted includes: control operation of air conditioner refrigeration;When temperature deviation is greater than a When, control compressor runs highest frequency, all indoor heat exchangers and indoor fan standard-sized sheet.
When temperature deviation is greater than a, the temperature deviation between indoor environment and preset temperature is larger at this time, indoor refrigeration institute Chilling requirement is larger, it is therefore desirable to which compressor meets refrigeration demand with highest frequency operation, also just needs air-conditioning to run with all strength, ability Enough guarantee that room temperature can quickly reach set temperature range, meet the use demand of user.
For the air-conditioning of the present embodiment, valve 1,4 standard-sized sheet of valve 2, valve 3 and valve, 2 standard-sized sheet of blower 1 and blower compress at this time Machine is run by highest frequency, guarantees that the interior machine system of air-conditioning is all turned on, and air-conditioning is run with all strength.
When temperature deviation is greater than b and is less than or equal to a, control compressor operating frequency is the 3/4 of highest frequency, control Indoor heat exchanger and indoor fan standard-sized sheet.
When temperature deviation is greater than b and is less than or equal to a, illustrate the temperature between current indoor environment temperature and set temperature Degree deviation is smaller, and the heat exchange amount of indoor heat exchanger has been able to the adjusting needs for meeting room temperature, and indoor heat exchanger Required heat exchange amount decline, therefore the running frequency of compressor can be reduced, so that the refrigeration requirement and compressor of indoor heat exchange Output power match, improve the operational energy efficiency of air-conditioning.
For the air-conditioning of the present embodiment, valve 1,4 standard-sized sheet of valve 2, valve 3 and valve, 2 standard-sized sheet of blower 1 and blower compress at this time Machine is with 3/4 operation of maximum running frequency.
When temperature deviation is greater than c and is less than or equal to b, control compressor operating frequency is the 1/2 of highest frequency, control One indoor heat exchanger indoor fan corresponding with the indoor heat exchanger is closed.
When temperature deviation is greater than or equal to c and is less than b, illustrate the temperature between current indoor environment temperature and set temperature Deviation very little is spent, therefore closes a heat exchanger and the corresponding indoor fan of the heat exchanger, needed for room temperature is adjusted Heat exchange amount further decline, control compressor with the 1/2 of highest frequency operation, thus keep the refrigeration requirement of indoor heat exchange with The output power of outdoor compressor matches always, and the output power of air-conditioning is reduced, and work efficiency improves.
The interior machine valve 1 of air-conditioning and valve 3 are opened at this time, and indoor fan 1 is opened, and compressor is with 1/2 fortune of maximum running frequency Row.
When temperature deviation is less than or equal to c, control compressor operating frequency is the 1/4 of highest frequency, controls a room Interior heat exchanger indoor fan corresponding with the indoor heat exchanger is closed.
When temperature deviation is less than or equal to c, illustrate that indoor environment temperature has reached target temperature range, therefore only need It wants air-conditioning to export lower power and is to ensure that indoor environment is maintained in target temperature range, need to close one at this time and change Hot device and the corresponding indoor fan of the heat exchanger control compressor due to only needing to export lower power with highest 1/4 operation of frequency, so that the output power of compressor matches with indoor required heat exchange amount, and makes the defeated of air-conditioning Power reduces out, and work efficiency improves.
The interior machine valve 1 of air-conditioning and valve 3 are opened at this time, and indoor fan 1 is opened, and compressor is with 1/4 fortune of maximum running frequency Row.
As a kind of schematical embodiment, when temperature deviation is less than or equal to c, since indoor environment temperature has reached To target temperature range, therefore only needs air-conditioning to export lower power and be to ensure that indoor environment is maintained at target temperature model In enclosing, therefore an indoor heat exchanger can be only opened, and control the operating of blower middling speed corresponding to the heat exchanger, control compression Machine so that the heat exhaust of outdoor compressor matches with indoor required heat exchange amount, and is made with 1/4 operation of highest frequency The output power for obtaining air-conditioning reduces, and work efficiency improves.Those skilled in the art in the specific implementation process can be according to reality The operation quantity and the speed of service of indoor fan and the running frequency of compressor of indoor heat exchanger is adjusted in border situation.
Above-mentioned a is, for example, 3 DEG C, and b is, for example, 2 DEG C, and c is, for example, 1 DEG C, it should be appreciated that above-mentioned each numerical value root It can be adjusted accordingly according to the factor of working environment etc., it is not limited to the above embodiments.
In the present embodiment, air conditioner energy saving control method further include: control operation of air conditioner heating;When temperature deviation is greater than d When, control compressor runs highest frequency, controls indoor heat exchanger and indoor fan standard-sized sheet.
When temperature difference deviation is greater than d, it was demonstrated that temperature deviation is greater than a higher preset temperature at this time, needed for indoor at this time Heat is larger, needs air-conditioning to run with all strength, can guarantee that room temperature can be rapidly achieved set temperature range, meet user Heating needs.
For the air-conditioning of the present embodiment, valve 1,4 standard-sized sheet of valve 2, valve 3 and valve at this time, 2 standard-sized sheet of blower 1 and blower, compressor It is run with highest frequency.
When temperature deviation is greater than e and is less than or equal to d, control compressor operating frequency is the 3/4 of highest frequency, control Indoor heat exchanger and indoor fan standard-sized sheet.
When temperature deviation is greater than e and is less than or equal to d, illustrate the temperature between current indoor environment temperature and set temperature Degree deviation is smaller, and the heating capacity of indoor heat exchanger has been able to the adjusting needs for meeting room temperature, and required Indoor Temperature Degree adjust needed for heating capacity decline, therefore enable compressor with the 3/4 of highest frequency operation so that the output power of compressor with Indoor heat demand matches, and improves the operational energy efficiency of air-conditioning.
For the air-conditioning of the present embodiment, valve 1,4 standard-sized sheet of valve 2, valve 3 and valve at this time, 2 standard-sized sheet of blower 1 and blower, compressor With 3/4 operation of highest frequency.
When temperature deviation is greater than f and is less than or equal to e, control compressor operating frequency is the 1/2 of highest frequency, control One indoor heat exchanger is opened, and is controlled the corresponding indoor fan of the indoor heat exchanger and run at high speed.
When temperature deviation is greater than f and is less than or equal to e, illustrate the temperature between current indoor environment temperature and set temperature Deviation very little is spent, indoor heat exchanger indoor fan corresponding with the heat exchanger is closed at this time, opens an interior and change Hot device, and control the corresponding indoor fan of the indoor heat exchanger and run at high speed, the heating capacity needed for room temperature is adjusted is further Decline controls compressor with 1/2 operation of highest frequency, so that the heating capacity and compressor needed for enabling room temperature adjust is defeated Power matches always out, improves the operational energy efficiency of air-conditioning.
For the air-conditioning of the present embodiment, valve 1 and valve 3 are opened at this time, and valve 2 and valve 4 are closed, and indoor fan 1 is opened, indoor Blower 2 is closed, and compressor is with 1/2 operation of highest frequency.
When temperature deviation is less than or equal to f, outdoor environment temperature is detected;When outdoor environment temperature is less than g, control pressure Contracting machine running frequency is the 1/2 of highest frequency, controls an indoor heat exchanger and opens, and controls the corresponding room of the indoor heat exchanger The operating of inner blower middling speed.
When temperature deviation is less than or equal to f, illustrate that current indoor environment temperature has reached within target temperature range, Illustrate that the heating capacity of indoor heat exchanger has met indoor heating demand, needs to consider the ratio of outdoor environment temperature and preset value Compared with enabling the output power and indoor heat exchanger of compressor to enable air-conditioning that compressor to be adjusted under upper state Heating capacity match.When temperature deviation is less than or equal to f, illustrate that current indoor environment temperature has reached target temperature model It within enclosing, therefore only needs air-conditioning to export lower power just and can satisfy current heating needs, open an interior at this time Heat exchanger simultaneously controls the indoor heat exchanger corresponding blower middling speed operating and illustrates outdoor pressure when being less than g due to outdoor environment temperature Contracting machine needs to export a higher frequency and keeps balance guaranteeing it between indoor heating capacity, thus control compressor with 1/2 operation of highest frequency, the heating capacity of the output power and indoor heat exchanger that enable compressor match, while can be to interior Environment temperature is finely adjusted, and indoor environment is enabled accurately to reach set temperature.
For the air-conditioning of the present embodiment, valve 1 and valve 3 are opened at this time, and valve 2 and valve 4 are closed, and indoor fan 1 is opened and controlled 1 middling speed of blower operating processed, indoor fan 2 are closed, and compressor is with 1/2 operation of highest frequency.
When outdoor environment temperature is greater than or equal to g, control compressor operating frequency is the 1/4 of highest frequency, control one A indoor heat exchanger is opened, and controls the corresponding indoor fan middling speed operating of the indoor heat exchanger.
When outdoor environment temperature is greater than or equal to g, illustrate that outdoor compressor exports a lower frequency and can expire The heating of sufficient indoor heat exchanger needs, therefore controls compressor with 1/4 operation of highest frequency, to guarantee the output of compressor Power matches always with indoor required heating capacity, improves the operational energy efficiency of air-conditioning.
For the air-conditioning of the present embodiment, valve 1 and valve 3 are opened at this time, and valve 2 and valve 4 are closed, and indoor fan 1 is opened and controlled 1 middling speed of blower operating processed, indoor fan 2 are closed, and compressor is with 1/4 operation of highest frequency.
Above-mentioned d is, for example, 3 DEG C, and e is, for example, 2 DEG C, and f is, for example, 1 DEG C, and g is, for example, 7 DEG C, it should be appreciated that above-mentioned Each numerical value can be adjusted accordingly according to the factor of working environment etc., it is not limited to the above embodiments.
It should be understood that the invention is not limited to the process and structure that are described above and are shown in the accompanying drawings, And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is only limited by the attached claims System.

Claims (8)

1. a kind of air conditioner energy saving control method, which is characterized in that the air-conditioning includes that indoor heat exchanger, frequency-changeable compressor, outdoor are changed Hot device and throttling set, multiple indoor heat exchangers are in parallel, and each indoor heat exchanger is correspondingly arranged at least one room Inner blower, multiple outdoor heat exchangers are in parallel, and each outdoor heat exchanger is correspondingly arranged at least one outdoor fan, institute Stating control method includes:
Detect the temperature deviation of indoor environment temperature and set temperature;
Compressor operating frequency, indoor heat exchanger and indoor fan is adjusted in the range according to locating for temperature deviation;
The indoor heat exchanger is arranged in a one-to-one correspondence with the indoor fan, and the indoor heat exchanger is two, described according to temperature Range locating for deviation is spent, the step of compressor operating frequency, indoor heat exchanger and indoor fan are adjusted includes:
Control operation of air conditioner refrigeration;
When temperature deviation is greater than a, control compressor runs highest frequency, all indoor heat exchangers and indoor fan standard-sized sheet;
The range according to locating for temperature deviation, is adjusted compressor operating frequency, indoor heat exchanger and indoor fan The step of further include:
When temperature deviation is greater than b and is less than or equal to a, control compressor operating frequency is the 3/4 of highest frequency, in control room Heat exchanger and indoor fan standard-sized sheet.
2. air conditioner energy saving control method according to claim 1, which is characterized in that the model according to locating for temperature deviation The step of enclosing, compressor operating frequency, indoor heat exchanger and indoor fan be adjusted further include:
When temperature deviation is greater than c and is less than or equal to b, control compressor operating frequency is the 1/2 of highest frequency, controls one Indoor heat exchanger indoor fan corresponding with the indoor heat exchanger is closed.
3. air conditioner energy saving control method according to claim 2, which is characterized in that the model according to locating for temperature deviation The step of enclosing, compressor operating frequency, indoor heat exchanger and indoor fan be adjusted further include:
When temperature deviation is less than or equal to c, control compressor operating frequency is the 1/4 of highest frequency, controls an interior and changes Hot device indoor fan corresponding with the indoor heat exchanger is closed.
4. air conditioner energy saving control method according to claim 1, which is characterized in that the indoor heat exchanger and the interior Blower is arranged in a one-to-one correspondence, and the indoor heat exchanger is two, the range according to locating for temperature deviation, runs frequency to compressor The step of rate, indoor heat exchanger and indoor fan are adjusted include:
Control operation of air conditioner heating;
When temperature deviation is greater than d, control compressor runs highest frequency, controls indoor heat exchanger and indoor fan standard-sized sheet.
5. air conditioner energy saving control method according to claim 4, which is characterized in that the model according to locating for temperature deviation The step of enclosing, compressor operating frequency, indoor heat exchanger and indoor fan be adjusted further include:
When temperature deviation is greater than e and is less than or equal to d, control compressor operating frequency is the 3/4 of highest frequency, in control room Heat exchanger and indoor fan standard-sized sheet.
6. air conditioner energy saving control method according to claim 5, which is characterized in that the model according to locating for temperature deviation The step of enclosing, compressor operating frequency, indoor heat exchanger and indoor fan be adjusted further include:
When temperature deviation is greater than f and is less than or equal to e, control compressor operating frequency is the 1/2 of highest frequency, controls one Indoor heat exchanger is opened, and is controlled the corresponding indoor fan of the indoor heat exchanger and run at high speed.
7. air conditioner energy saving control method according to claim 6, which is characterized in that the model according to locating for temperature deviation The step of enclosing, compressor operating frequency, indoor heat exchanger and indoor fan be adjusted further include:
When temperature deviation is less than or equal to f, outdoor environment temperature is detected;
When outdoor environment temperature is less than g, control compressor operating frequency is the 1/2 of highest frequency, controls an indoor heat exchange Device is opened, and controls the corresponding indoor fan middling speed operating of the indoor heat exchanger.
8. air conditioner energy saving control method according to claim 7, which is characterized in that the model according to locating for temperature deviation The step of enclosing, compressor operating frequency, indoor heat exchanger and indoor fan be adjusted further include:
When outdoor environment temperature is greater than or equal to g, control compressor operating frequency is the 1/4 of highest frequency, controls a room Interior heat exchanger is opened, and controls the corresponding indoor fan middling speed operating of the indoor heat exchanger.
CN201611099569.3A 2016-12-02 2016-12-02 Air conditioner energy saving control method Active CN106524355B (en)

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CN108105863A (en) * 2017-12-12 2018-06-01 广东美的制冷设备有限公司 Air-conditining and its control method
CN108087972B (en) * 2017-12-12 2020-12-11 广东美的制冷设备有限公司 Air conditioner hanging machine and control method thereof
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