CN106765563B - Air conditioner energy saving control method - Google Patents

Air conditioner energy saving control method Download PDF

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Publication number
CN106765563B
CN106765563B CN201611110264.8A CN201611110264A CN106765563B CN 106765563 B CN106765563 B CN 106765563B CN 201611110264 A CN201611110264 A CN 201611110264A CN 106765563 B CN106765563 B CN 106765563B
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China
Prior art keywords
heat exchanger
outdoor
indoor
fan
environment temperature
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CN201611110264.8A
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CN106765563A (en
Inventor
许文明
罗荣邦
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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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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0003Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0059Indoor units, e.g. fan coil units characterised by heat exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/14Heat exchangers specially adapted for separate outdoor units
    • F24F1/16Arrangement or mounting thereof
    • 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
    • F24F11/70Control 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
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • 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
    • F24F11/83Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • 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
    • F24F11/89Arrangement or mounting of control or safety devices
    • 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
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature
    • F24F2110/12Temperature of the outside air
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses a kind of air conditioner energy saving control methods.The air conditioner energy saving control method includes: the temperature deviation for detecting indoor environment temperature and set temperature;Compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan is adjusted in the range according to locating for temperature deviation;When temperature deviation reaches preset range, outdoor environment temperature is detected, compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted according to outdoor environment temperature.Air conditioner energy saving control method according to the present invention can make 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:
Detect the temperature deviation of indoor environment temperature and set temperature;
The range according to locating for temperature deviation, to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger And outdoor fan is adjusted;
When temperature deviation reaches preset range, outdoor environment temperature is detected, compressor is transported according to outdoor environment temperature Line frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted.
Preferably, indoor heat exchanger is arranged in a one-to-one correspondence with indoor fan, and indoor fan is two, outdoor heat exchanger and room Outer blower is arranged in a one-to-one correspondence, and outdoor fan is four, the range according to locating for temperature deviation, to compressor operating frequency, interior The step of heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted include:
Control operation of air conditioner refrigeration;
When temperature deviation is greater than a, control compressor runs highest frequency;
Control indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan standard-sized sheet.
Preferably, the range according to locating for temperature deviation, to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor The step of heat exchanger and outdoor fan are adjusted further include:
When temperature deviation is greater than b and is less than or equal to a,
Control the 3/4 of compressor operation highest frequency;
Control indoor heat exchanger and indoor fan standard-sized sheet;
It controls an outdoor heat exchanger and its corresponding outdoor fan is closed.
Preferably, the range according to locating for temperature deviation, to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor The step of heat exchanger and outdoor fan are adjusted further include:
When temperature deviation is greater than c and is less than or equal to b,
Control the 1/2 of compressor operation highest frequency;
An indoor heat exchanger job is controlled, the corresponding indoor fan of the indoor heat exchanger is controlled and runs at high speed;
Two outdoor heat exchanger work are controlled, outdoor fan corresponding to the two outdoor heat exchangers is controlled and runs at high speed.
Preferably, when temperature deviation reaches preset range, outdoor environment temperature is detected, according to outdoor environment temperature to pressure The step of contracting machine running frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted include:
When temperature deviation is less than or equal to c, outdoor environment temperature is detected;
When outdoor environment temperature is greater than d,
Control the 1/2 of compressor operation highest frequency;
An indoor heat exchanger job is controlled, and controls the operating of indoor fan middling speed corresponding to the indoor heat exchanger;
The work of outdoor heat exchanger is controlled, and controls outdoor fan corresponding to the outdoor heat exchanger and the outdoor is changed The adjacent outdoor fan middling speed operating of hot device.
Preferably, when temperature deviation reaches preset range, outdoor environment temperature is detected, according to outdoor environment temperature to pressure The step of contracting machine running frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted further include:
When outdoor environment temperature is less than or equal to d,
Control the 1/4 of compressor operation highest frequency;
An indoor heat exchanger job is controlled, and controls the operating of indoor fan middling speed corresponding to the indoor heat exchanger;
An outdoor heat exchanger job is controlled, and controls the operating of outdoor fan middling speed corresponding to the outdoor heat exchanger.
Preferably, indoor heat exchanger is arranged in a one-to-one correspondence with indoor fan, and outdoor heat exchanger and outdoor fan correspond Setting, indoor fan are two, and outdoor heat exchanger is four, the range according to locating for temperature deviation, to compressor operating frequency, room The step of interior heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted include:
Control operation of air conditioner heating;
When temperature deviation is greater than e,
It controls compressor and runs highest frequency;
Control indoor heat exchanger, outdoor heat exchanger, indoor fan and outdoor fan standard-sized sheet.
Preferably, the range according to locating for temperature deviation, to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor The step of heat exchanger and outdoor fan are adjusted further include:
When temperature deviation is greater than f and is less than or equal to e,
Control 3/4 that compressor operating frequency is highest frequency;
Control indoor heat exchanger and indoor fan standard-sized sheet;
It controls an outdoor heat exchanger and the outdoor fan corresponding to it is closed.
Preferably, the range according to locating for temperature deviation, to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor The step of heat exchanger and outdoor fan are adjusted further include:
When temperature deviation is greater than g and is less than or equal to f,
Control 1/2 that compressor operating frequency is highest frequency;
An outdoor heat exchanger job is controlled, the corresponding outdoor fan of the outdoor heat exchanger is controlled and runs at high speed;
It controls two outdoor heat exchangers to open, and controls the corresponding outdoor fan of these outdoor heat exchangers and run at high speed.
Preferably, when temperature deviation reaches preset range, outdoor environment temperature is detected, according to outdoor environment temperature to pressure The step of contracting machine running frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted further include:
When temperature deviation is less than or equal to g, outdoor environment temperature is detected;
When outdoor environment temperature is less than h,
Control 1/2 that compressor operating frequency is highest frequency;
An indoor heat exchanger job is controlled, and controls the corresponding indoor fan middling speed operating of the indoor heat exchanger;
It controls two outdoor heat exchangers to open, and controls the corresponding outdoor fan middling speed operating of these outdoor heat exchangers.
Preferably, when temperature deviation reaches preset range, outdoor environment temperature is detected, according to outdoor environment temperature to pressure The step of contracting machine running frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted further include:
When outdoor environment temperature is greater than or equal to h,
Control 1/4 that compressor operating frequency is highest frequency;
An indoor heat exchanger job is controlled, and controls the corresponding indoor fan middling speed operating of the indoor heat exchanger;
It controls an outdoor heat exchanger to open, and controls the corresponding outdoor fan middling speed operating of the outdoor heat exchanger.
Air conditioner energy saving control method of the invention includes: the temperature deviation for detecting indoor environment temperature and set temperature;Root According to range locating for temperature deviation, to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor wind Machine is adjusted;When temperature deviation reaches preset range, outdoor environment temperature is detected, according to outdoor environment temperature to compressor Running frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted.Pass through above-mentioned controlling party Method, can be according to the temperature deviation between indoor environment temperature and set temperature to compressor operating frequency, indoor heat exchanger, room Inner blower, outdoor heat exchanger and outdoor fan etc. are adjusted, and realize that temperature of the air-conditioning under high energy efficiency state is quickly adjusted, Simultaneously when temperature deviation reaches in preset range, and compressor operating frequency, interior can be changed according to outdoor environment temperature Hot device, indoor fan, outdoor heat exchanger and outdoor fan are adjusted, and adjusting is more flexible and convenient, and can take into account On the basis of temperature is adjusted in place, so that air-conditioning can improve the energy-saving effect of air-conditioning with energy-saving run.
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, outdoor 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 Range locating for temperature deviation, to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan It is adjusted;When temperature deviation reaches preset range, outdoor environment temperature is detected, compressor is transported according to outdoor environment temperature Line frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted.
It, can be according to the temperature deviation between indoor environment temperature and set temperature to compression by above-mentioned control method Machine running frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan etc. are adjusted, and realize air-conditioning in height Temperature under energy efficiency state is quickly adjusted, while when temperature deviation reaches in preset range, and can be according to outdoor environment temperature Compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan is adjusted in degree, adjusts more Add flexibly and easily, and can be on the basis of taking into account temperature adjusting in place, so that air-conditioning can improve air-conditioning with energy-saving run Energy-saving effect.After being adjusted in place the temperature deviation between indoor environment temperature and set temperature, room temperature reaches use Family requires, and needs to optimize adjustment to operation of air conditioner according to outdoor environment temperature at this time, so that the operation of air-conditioning and outdoor ring Border temperature can match, and guarantee operation of air conditioner in preferable efficiency.
It, can be according to indoor environment temperature and the temperature deviation of set temperature to compression during carrying out airconditioning control Control is adjusted in machine running frequency, the heat exchanger quantity of operation and blower quantity etc., so that it is more kinds of to can be realized air-conditioning The energy of different capacity exports, so that the output of the energy of room thermic load and air-conditioning can be better-matched, can be improved air-conditioning Work efficiency, and can be improved air-conditioner temperature adjusting precision and efficiency.
For example, the air-conditioning that machine system fan-out capability is 3, by adjusting indoor heat exchanger, indoor fan, outdoor heat exchange The parameters such as the operation quantity and wind speed of device and outdoor fan, may be implemented 1,2 and 3 output function, so that air-conditioning Output power adjustment is more diversified, can preferably match with the thermic load in room, avoid energy waste, operation of air conditioner It is more energy saving.Certainly, for different air-conditionings, can be adjusted according to specific air conditioner operation parameters compressor operating frequency and The quantity of indoor heat exchanger and indoor fan and outdoor heat exchanger and outdoor fan, so as to export more kinds of power, more Meet Energy Saving Control requirement well.
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 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, indoor fan, outdoor heat exchanger and outdoor fan are adjusted includes: control operation of air conditioner Refrigeration;When temperature deviation is greater than a, control compressor runs highest frequency;Control indoor heat exchanger, indoor fan, outdoor are changed Hot device and outdoor fan standard-sized sheet.
When temperature deviation is greater than a, illustrates that the deviation at this time between indoor environment temperature and set temperature is larger, need sky Tune operates in maximum cooling capacity, to quickly be adjusted to indoor environment temperature, enable indoor environment temperature rapidly to Set temperature is drawn close.Therefore, compressor is needed to operate in highest frequency, while each indoor heat exchanger and outdoor heat exchanger at this time The control valve standard-sized sheet at both ends, indoor fan and outdoor fan standard-sized sheet guarantee that operation of air conditioner in maximum cooling capacity, is realized indoor fast Fast temperature is adjusted.
For the air-conditioning of the present embodiment, compressor operates in highest frequency, at this time valve 1,4 standard-sized sheet of valve 2, valve 3 and valve, 2 standard-sized sheet of blower 1 and blower, valve 5 to 12 standard-sized sheet of valve, blower 3 to 6 standard-sized sheet of blower guarantee that the interior machine system of air-conditioning is all turned on, outside Machine system is all turned on, and compressor is run with all strength.
When temperature deviation is greater than b and is less than or equal to a, the 3/4 of control compressor operation highest frequency;It is changed in control room Hot device and indoor fan standard-sized sheet;It controls an outdoor heat exchanger and its corresponding outdoor fan is closed.When temperature deviation be greater than b and When less than or equal to a, illustrate that the deviation between indoor environment temperature and set temperature is smaller, is run with all strength just without air-conditioning It can satisfy indoor refrigeration demand, therefore can be adjusted at this time according to operating parameter of the temperature deviation to air-conditioning, so that The energy output of air-conditioning matches with indoor refrigeration demand, avoids energy dissipation, improves the operational energy efficiency of air-conditioning.
Therefore, in the present embodiment, the running frequency that can reduce compressor at this time makes it operate in compressor operation most High-frequency 3/4, reduce the energy output of compressor.It is reduced since the energy of compressor exports, indoor heat exchanger and room The heat exchange amount of external heat exchanger also accordingly declines, and can reduce the heat exchange amount of outdoor heat exchanger, so that the heat exchange amount of indoor heat exchanger Still it keeps balancing with the heat exchange amount of outdoor heat exchanger, since indoor heat exchanger is still run at this time with all strength, and indoor fan It is full speed running, therefore only needs to close an outdoor heat exchanger and its corresponding outdoor fan, compressor operation can be reduced Frequency, which reduces, influences operation of air conditioner bring, since refrigerating capacity variation at this time is smaller, can make indoor environment temperature Degree continue drawn close to set temperature, while can guarantee indoor environment temperature adjust continuity, avoid operation of air conditioner generate compared with Great fluctuation process improves stability when air-conditioning work.
The interior machine valve of air-conditioning is fully open at this time, indoor fan standard-sized sheet, and high-speed cruising, the 4th outdoor heat exchange in outer machine The valve 8 and valve 12 at device both ends are closed, and blower 6 corresponding to the 4th outdoor heat exchanger is out of service, other several outdoor fans High-speed cruising.
When temperature deviation is greater than c and is less than or equal to b, the 1/2 of control compressor operation highest frequency;Control a room Interior heat exchanger work, controls the corresponding indoor fan of the indoor heat exchanger and runs at high speed;Control two outdoor heat exchanger work, control Outdoor fan corresponding to the two outdoor heat exchangers is made to run at high speed.
When temperature deviation is greater than c and is less than or equal to b, due to the difference at this time between indoor environment temperature and set temperature It is worth very little, therefore only needs to be finely adjusted indoor environment temperature, indoor environment temperature can be made to reach set temperature, this When need to further decrease air-conditioning to the adjusting efficiency of indoor environment temperature, enable indoor environment temperature with compared with low rate to Set temperature is adjusted.Therefore the running frequency for needing to further decrease compressor at this time makes its work run highest in compressor The 1/2 of frequency;At this time since the running frequency of compressor reduces, the refrigerating capacity of air-conditioning further declines, in order to make the system of air-conditioning Refrigeration duty and the running frequency of compressor match, and need to further decrease the heat exchange amount of indoor heat exchanger and outdoor heat exchanger, Therefore in the present embodiment, an indoor heat exchanger is closed, an indoor heat exchanger job is only remained, due to indoor at this time The heat exchange amount of heat exchanger reduce it is more, in order to guarantee continuity that temperature is adjusted, the stability of air-conditioning work, the fortune at this time Indoor fan corresponding to capable indoor heat exchanger should run at high speed, and guarantee that the indoor heat exchanger can provide biggish heat exchange Amount.Since the operation quantity of indoor heat exchanger reduces, need that correspondingly the operation quantity of outdoor heat exchanger is adjusted at this time, The operation quantity of outdoor heat exchanger and the operation quantity of indoor heat exchanger is set to match, so that the heat exchange amount of the two always can It is enough to keep balance.Therefore only retain two outdoor heat exchangers in the present embodiment to continue to run, due to the indoor wind of indoor heat exchanger Machine runs at high speed, and in order to guarantee indoor and outdoor heat exchange balance, the corresponding outdoor fan of outdoor heat exchanger also runs at high speed, and guarantees empty It adjusts when compressor is in lower running frequency, the heat exchange amount between indoor heat exchanger and outdoor heat exchanger still is able to guarantee pair Indoor environment temperature is effectively adjusted.
The interior machine valve 1,3 of air-conditioning is closed at this time, and 2,4 open, and first indoor heat exchanger is not run, second indoor heat exchange Device operation, blower 1 are closed, and blower 2 runs at high speed, the valve 7 and valve 11 and the 4th at third outdoor heat exchanger both ends in outer machine The valve 8 and valve 12 at a outdoor heat exchanger both ends are closed, and blower 5 and blower 6 are closed, and blower 3 and blower 4 run at high speed.
When temperature deviation is less than or equal to c, outdoor environment temperature is detected;When outdoor environment temperature is greater than d, control pressure Contracting machine runs the 1/2 of highest frequency;An indoor heat exchanger job is controlled, and controls indoor wind corresponding to the indoor heat exchanger The operating of machine middling speed;An outdoor heat exchanger job is controlled, and controls outdoor fan corresponding to the outdoor heat exchanger and the room The adjacent outdoor fan middling speed operating of external heat exchanger.
When temperature deviation is less than or equal to c, illustrate that current indoor environment temperature has reached within the scope of set temperature, It needs to be adjusted correspondingly according to operation conditions of the outdoor environment temperature to air-conditioning at this time, enables the operating parameter of air-conditioning Match with outdoor environment temperature, improves the work efficiency of air-conditioning.
Since indoor environment temperature has been adjusted in place at this time, need to adjust is the work efficiency of air-conditioning, therefore only needs It wants air conditioner to export lower power and is to ensure that indoor environment temperature is maintained within the scope of set temperature, only need to protect at this time It holds and carries out lesser heat exchange between indoor heat exchanger and outdoor heat exchanger, so that current indoor environment temperature reaches balance i.e. It can.
Since outdoor environment temperature at this time is higher greater than d namely outdoor environment temperature, there is still a need for outdoor heat exchanges Keep the biggish temperature difference that can guarantee that the heat exchange for indoor heat exchanger provides enough heat exchange between device and outdoor environment temperature Amount.Compressor can be kept to operate in the 1/2 of highest frequency at this time, it is only necessary to open an indoor heat exchanger, and make the interior The operating of indoor fan middling speed corresponding to heat exchanger, while an outdoor heat exchanger is only opened, and control the outdoor heat exchanger pair The outdoor fan answered and the adjacent outdoor fan middling speed operating of the outdoor heat exchanger, it will be able to so that outdoor heat exchanger Heat exchange amount and the heat exchange amount of indoor heat exchanger match, while can be finely adjusted to indoor environment temperature, so that indoor environment Temperature is able to maintain in set temperature.
In the present embodiment, at this time under state in the interior machine of the air-conditioning, valve 1 and valve 3 are closed, and first indoor heat exchanger closes It closes, and indoor fan 1 corresponding to first indoor heat exchanger is out of service, valve 2 and valve 4 are opened, second indoor heat exchanger Operation, and 2 middling speed of blower corresponding to second indoor heat exchanger operates.Valve 6, valve 7, valve 8, valve 10, valve 11, valve 12 in outer machine It is turned off, first outdoor heat exchanger is in running order, and blower 3 and the operating of 4 middling speed of blower, blower 5 and blower 6 stop fortune Turn.
When outdoor environment temperature is less than or equal to d, the 1/4 of control compressor operation highest frequency;Control an interior Heat exchanger work, and control the operating of indoor fan middling speed corresponding to the indoor heat exchanger;An outdoor heat exchanger job is controlled, And control the operating of outdoor fan middling speed corresponding to the outdoor heat exchanger.When outdoor environment temperature is less than or equal to d, illustrate room External environment temperature is lower, and air-conditioning only needs to export lesser power i.e. and can guarantee that indoor and outdoor heat exchange reaches balance, while can make Indoor environment temperature is stably maintained at set temperature.The running frequency of compressor can be further decreased at this time, while to wind The running speed etc. of machine is adjusted, so that operation of air conditioner is in preferable efficiency.
In the present embodiment, at this time under state in the interior machine of the air-conditioning, valve 1 and valve 3 are closed, and first indoor heat exchanger closes It closes, and indoor fan 1 corresponding to first indoor heat exchanger is out of service, valve 2 and valve 4 are opened, second indoor heat exchanger Operation, and 2 middling speed of blower corresponding to second indoor heat exchanger operates.Valve 6, valve 7, valve 8, valve 10, valve 11, valve 12 in outer machine It is turned off, first outdoor heat exchanger is in running order, and the operating of 3 middling speed of blower, blower 4, blower 5 and blower 6 shut down. Above-mentioned a is, for example, 5 DEG C, and b is, for example, 2 DEG C, and c is, for example, 1 DEG C, and d is, for example, 35 DEG C.
Above-mentioned air conditioner energy saving control method further include: control operation of air conditioner heating;When temperature deviation is greater than e, control Compressor runs highest frequency;Control indoor heat exchanger, outdoor heat exchanger, indoor fan and outdoor fan standard-sized sheet.
When temperature deviation is greater than e, illustrates that the deviation at this time between indoor environment temperature and set temperature is larger, need sky Tune operates in maximum heating capacity, to quickly be adjusted to indoor environment temperature, enable indoor environment temperature rapidly to Set temperature is drawn close.Therefore, compressor is needed to operate in highest frequency, while each indoor heat exchanger and outdoor heat exchanger at this time The control valve standard-sized sheet at both ends, indoor fan and outdoor fan standard-sized sheet guarantee that operation of air conditioner in maximum cooling capacity, is realized indoor fast Fast temperature is adjusted.
For the air-conditioning of the present embodiment, compressor operates in highest frequency, at this time valve 1,4 standard-sized sheet of valve 2, valve 3 and valve, 2 standard-sized sheet of blower 1 and blower, valve 5 to 12 standard-sized sheet of valve, blower 3 to 6 standard-sized sheet of blower guarantee that the interior machine system of air-conditioning is all turned on, outside Machine system is all turned on, and compressor is run with all strength.
When temperature deviation is greater than f and is less than or equal to e, the 3/4 of control compressor operation highest frequency;It is changed in control room Hot device and indoor fan standard-sized sheet;It controls an outdoor heat exchanger and its corresponding indoor fan is closed.When temperature deviation be greater than f and When less than or equal to e, illustrate that the deviation between indoor environment temperature and set temperature is smaller, is run with all strength just without air-conditioning It can satisfy indoor heating demand, therefore can be adjusted at this time according to operating parameter of the temperature deviation to air-conditioning, so that The energy output of air-conditioning matches with indoor refrigeration demand, avoids energy dissipation, improves the operational energy efficiency of air-conditioning.
Therefore, in the present embodiment, the running frequency that can reduce compressor at this time makes it operate in compressor operation most High-frequency 3/4, reduce the energy output of compressor.It is reduced since the energy of compressor exports, indoor heat exchanger and room The heat exchange amount of external heat exchanger also accordingly declines, and can reduce the heat exchange amount of outdoor heat exchanger, so that the heat exchange amount of indoor heat exchanger Still it keeps balancing with the heat exchange amount of outdoor heat exchanger, since indoor heat exchanger is still run at this time with all strength, and indoor fan It is full speed running, therefore only needs to close an outdoor heat exchanger and its corresponding outdoor fan, compressor operation can be reduced Frequency, which reduces, influences operation of air conditioner bring, since heating capacity variation at this time is smaller, can make indoor environment temperature Degree continue drawn close to set temperature, while can guarantee indoor environment temperature adjust continuity, avoid operation of air conditioner generate compared with Great fluctuation process improves stability when air-conditioning work.
The interior machine valve of air-conditioning is fully open at this time, indoor fan standard-sized sheet, and high-speed cruising, the 4th outdoor heat exchange in outer machine The valve 8 and valve 12 at device both ends are closed, and blower 6 corresponding to the 4th outdoor heat exchanger is out of service, other several outdoor fans High-speed cruising.
When temperature deviation is greater than g and is less than or equal to f, the 1/2 of control compressor operation highest frequency;Control a room Interior heat exchanger work, controls the corresponding indoor fan of the indoor heat exchanger and runs at high speed;Control two outdoor heat exchanger work, control Outdoor fan corresponding to the two outdoor heat exchangers is made to run at high speed.
When temperature deviation is greater than c and is less than or equal to b, due to the difference at this time between indoor environment temperature and set temperature It is worth very little, therefore only needs to be finely adjusted indoor environment temperature, indoor environment temperature can be made to reach set temperature, this When need to further decrease air-conditioning to the adjusting efficiency of indoor environment temperature, enable indoor environment temperature with compared with low rate to Set temperature is adjusted.Therefore the running frequency for needing to further decrease compressor at this time makes its work run highest in compressor The 1/2 of frequency;At this time since the running frequency of compressor reduces, the heating capacity of air-conditioning further declines, in order to make the system of air-conditioning Thermic load and the running frequency of compressor match, and need to further decrease the heat exchange amount of indoor heat exchanger and outdoor heat exchanger, Therefore in the present embodiment, an indoor heat exchanger is closed, an indoor heat exchanger job is only remained, due to indoor at this time The heat exchange amount of heat exchanger reduce it is more, in order to guarantee continuity that temperature is adjusted, the stability of air-conditioning work, the fortune at this time Indoor fan corresponding to capable indoor heat exchanger should run at high speed, and guarantee that the indoor heat exchanger can provide biggish heat exchange Amount.Since the operation quantity of indoor heat exchanger reduces, need that correspondingly the operation quantity of outdoor heat exchanger is adjusted at this time, The operation quantity of outdoor heat exchanger and the operation quantity of indoor heat exchanger is set to match, so that the heat exchange amount of the two always can It is enough to keep balance.Therefore only retain two outdoor heat exchangers in the present embodiment to continue to run, due to the indoor wind of indoor heat exchanger Machine runs at high speed, and in order to guarantee indoor and outdoor heat exchange balance, the corresponding outdoor fan of outdoor heat exchanger also runs at high speed, and guarantees empty It adjusts when compressor is in lower running frequency, the heat exchange amount between indoor heat exchanger and outdoor heat exchanger still is able to guarantee pair Indoor environment temperature is effectively adjusted.
The interior machine valve 1,3 of air-conditioning is closed at this time, and 2,4 open, and first indoor heat exchanger is not run, second indoor heat exchange Device operation, blower 1 are closed, and blower 2 runs at high speed, the valve 7 and valve 11 and the 4th at third outdoor heat exchanger both ends in outer machine The valve 8 and valve 12 at a outdoor heat exchanger both ends are closed, and blower 5 and blower 6 are closed, and blower 3 and blower 4 run at high speed.
When temperature deviation is less than or equal to g, outdoor environment temperature is detected;When outdoor environment temperature is less than h, control pressure Contracting machine runs the 1/2 of highest frequency;An indoor heat exchanger job is controlled, and controls indoor wind corresponding to the indoor heat exchanger The operating of machine middling speed;It controls two outdoor heat exchangers to open, and controls the corresponding outdoor fan middling speed operating of these outdoor heat exchangers.
When temperature deviation is less than or equal to c, illustrate that current indoor environment temperature has reached within the scope of set temperature, It needs to be adjusted correspondingly according to operation conditions of the outdoor environment temperature to air-conditioning at this time, enables the operating parameter of air-conditioning Match with outdoor environment temperature, improves the work efficiency of air-conditioning.
Since indoor environment temperature has been adjusted in place at this time, need to adjust is the work efficiency of air-conditioning, therefore only needs It wants air conditioner to export lower power and is to ensure that indoor environment temperature is maintained within the scope of set temperature, only need to protect at this time It holds and carries out lesser heat exchange between indoor heat exchanger and outdoor heat exchanger, so that current indoor environment temperature reaches balance i.e. It can.
Since outdoor environment temperature at this time is higher less than h namely outdoor environment temperature, there is still a need for outdoor heat exchanges Keep the biggish temperature difference that can guarantee that the heat exchange for indoor heat exchanger provides enough heat exchange between device and outdoor environment temperature Amount.Compressor can be kept to operate in the 1/2 of highest frequency at this time, it is only necessary to open an indoor heat exchanger, and make the interior The operating of indoor fan middling speed corresponding to heat exchanger, while two outdoor heat exchangers are only opened, and control the two outdoor heat exchanges The corresponding outdoor fan middling speed operating of device, it will be able to so that the heat exchange amount phase of the heat exchange amount of outdoor heat exchanger and indoor heat exchanger Match, while indoor environment temperature can be finely adjusted, so that indoor environment temperature is able to maintain in set temperature.
In the present embodiment, at this time under state in the interior machine of the air-conditioning, valve 1 and valve 3 are closed, and first indoor heat exchanger closes It closes, and indoor fan 1 corresponding to first indoor heat exchanger is out of service, valve 2 and valve 4 are opened, second indoor heat exchanger Operation, and 2 middling speed of blower corresponding to second indoor heat exchanger operates.Valve 7, valve 8, valve 11, valve 12 are turned off in outer machine, the One outdoor heat exchanger and second outdoor heat exchanger are in running order, blower 3 and the operating of 4 middling speed of blower, blower 5 and blower 6 shut down.
When outdoor environment temperature is greater than or equal to h, the 1/4 of control compressor operation highest frequency;Control an interior Heat exchanger work, and control the operating of indoor fan middling speed corresponding to the indoor heat exchanger;An outdoor heat exchanger job is controlled, And control the operating of outdoor fan middling speed corresponding to the outdoor heat exchanger.When outdoor environment temperature is greater than or equal to h, illustrate room External environment temperature is higher, and air-conditioning only needs to export lesser power i.e. and can guarantee that indoor and outdoor heat exchange reaches balance, while can make Indoor environment temperature is stably maintained at set temperature.The running frequency of compressor can be further decreased at this time, while to wind The running speed etc. of machine is adjusted, so that operation of air conditioner is in preferable efficiency.
In the present embodiment, at this time under state in the interior machine of the air-conditioning, valve 1 and valve 3 are closed, and first indoor heat exchanger closes It closes, and indoor fan 1 corresponding to first indoor heat exchanger is out of service, valve 2 and valve 4 are opened, second indoor heat exchanger Operation, and 2 middling speed of blower corresponding to second indoor heat exchanger operates.Valve 6, valve 7, valve 8, valve 10, valve 11, valve 12 in outer machine It is turned off, first outdoor heat exchanger is in running order, and the operating of 3 middling speed of blower, blower 4, blower 5 and blower 6 shut down. Above-mentioned e is, for example, 5 DEG C, and f is, for example, 2 DEG C, and g is, for example, 1 DEG C, and h is, for example, 5 DEG C.
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 (11)

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;
The range according to locating for temperature deviation, to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and Outdoor fan is adjusted;
When temperature deviation reaches preset range, outdoor environment temperature is detected, frequency is run to compressor according to outdoor environment temperature Rate, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted.
2. 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 fan is two, and the outdoor heat exchanger is arranged in a one-to-one correspondence with the outdoor fan, The outdoor fan is four, the range according to locating for temperature deviation, to compressor operating frequency, indoor heat exchanger, interior The step of blower, outdoor heat exchanger and outdoor fan are adjusted include:
Control operation of air conditioner refrigeration;
When temperature deviation is greater than a, control compressor runs highest frequency;
Control indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan standard-sized sheet.
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, indoor fan, outdoor heat exchanger and outdoor fan be adjusted Further include:
When temperature deviation is greater than b and is less than or equal to a,
Control the 3/4 of compressor operation highest frequency;
Control indoor heat exchanger and indoor fan standard-sized sheet;
It controls an outdoor heat exchanger and its corresponding outdoor fan is closed.
4. air conditioner energy saving control method according to claim 3, which is characterized in that the model according to locating for temperature deviation The step of enclosing, compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan be adjusted Further include:
When temperature deviation is greater than c and is less than or equal to b,
Control the 1/2 of compressor operation highest frequency;
An indoor heat exchanger job is controlled, the corresponding indoor fan of the indoor heat exchanger is controlled and runs at high speed;
Two outdoor heat exchanger work are controlled, outdoor fan corresponding to the two outdoor heat exchangers is controlled and runs at high speed.
5. air conditioner energy saving control method according to claim 4, which is characterized in that described to reach default model in temperature deviation When enclosing, outdoor environment temperature is detected, according to outdoor environment temperature to compressor operating frequency, indoor heat exchanger, indoor fan, room The step of external heat exchanger and outdoor fan are adjusted include:
When temperature deviation is less than or equal to c, outdoor environment temperature is detected;
When outdoor environment temperature is greater than d,
Control the 1/2 of compressor operation highest frequency;
An indoor heat exchanger job is controlled, and controls the operating of indoor fan middling speed corresponding to the indoor heat exchanger;
An outdoor heat exchanger job is controlled, and controls outdoor fan corresponding to the outdoor heat exchanger and the outdoor heat exchanger Adjacent outdoor fan middling speed operating.
6. air conditioner energy saving control method according to claim 5, which is characterized in that described to reach default model in temperature deviation When enclosing, outdoor environment temperature is detected, according to outdoor environment temperature to compressor operating frequency, indoor heat exchanger, indoor fan, room The step of external heat exchanger and outdoor fan are adjusted further include:
When outdoor environment temperature is less than or equal to d,
Control the 1/4 of compressor operation highest frequency;
An indoor heat exchanger job is controlled, and controls the operating of indoor fan middling speed corresponding to the indoor heat exchanger;
An outdoor heat exchanger job is controlled, and controls the operating of outdoor fan middling speed corresponding to the outdoor heat exchanger.
7. 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 outdoor heat exchanger is arranged in a one-to-one correspondence with the outdoor fan, and the indoor fan is two, The outdoor heat exchanger is four, the range according to locating for temperature deviation, to compressor operating frequency, indoor heat exchanger, room The step of inner blower, outdoor heat exchanger and outdoor fan are adjusted include:
Control operation of air conditioner heating;
When temperature deviation is greater than e,
It controls compressor and runs highest frequency;
Control indoor heat exchanger, outdoor heat exchanger, indoor fan and outdoor fan standard-sized sheet.
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, indoor fan, outdoor heat exchanger and outdoor fan be adjusted Further include:
When temperature deviation is greater than f and is less than or equal to e,
Control 3/4 that compressor operating frequency is highest frequency;
Control indoor heat exchanger and indoor fan standard-sized sheet;
It controls an outdoor heat exchanger and the outdoor fan corresponding to it is closed.
9. air conditioner energy saving control method according to claim 8, which is characterized in that the model according to locating for temperature deviation The step of enclosing, compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan be adjusted Further include:
When temperature deviation is greater than g and is less than or equal to f,
Control 1/2 that compressor operating frequency is highest frequency;
An outdoor heat exchanger job is controlled, the corresponding outdoor fan of the outdoor heat exchanger is controlled and runs at high speed;
It controls two outdoor heat exchangers to open, and controls the corresponding outdoor fan of these outdoor heat exchangers and run at high speed.
10. air conditioner energy saving control method according to claim 9, which is characterized in that described reach in temperature deviation is preset When range, detect outdoor environment temperature, according to outdoor environment temperature to compressor operating frequency, indoor heat exchanger, indoor fan, The step of outdoor heat exchanger and outdoor fan are adjusted further include:
When temperature deviation is less than or equal to g, outdoor environment temperature is detected;
When outdoor environment temperature is less than h,
Control 1/2 that compressor operating frequency is highest frequency;
An indoor heat exchanger job is controlled, and controls the corresponding indoor fan middling speed operating of the indoor heat exchanger;
It controls two outdoor heat exchangers to open, and controls the corresponding outdoor fan middling speed operating of these outdoor heat exchangers.
11. air conditioner energy saving control method according to claim 10, which is characterized in that described reach in temperature deviation is preset When range, detect outdoor environment temperature, according to outdoor environment temperature to compressor operating frequency, indoor heat exchanger, indoor fan, The step of outdoor heat exchanger and outdoor fan are adjusted further include:
When outdoor environment temperature is greater than or equal to h,
Control 1/4 that compressor operating frequency is highest frequency;
An indoor heat exchanger job is controlled, and controls the corresponding indoor fan middling speed operating of the indoor heat exchanger;
It controls an outdoor heat exchanger to open, and controls the corresponding outdoor fan middling speed operating of the outdoor heat exchanger.
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