CN106594871B - Air conditioner energy saving control method - Google Patents
Air conditioner energy saving control method Download PDFInfo
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- CN106594871B CN106594871B CN201611109449.7A CN201611109449A CN106594871B CN 106594871 B CN106594871 B CN 106594871B CN 201611109449 A CN201611109449 A CN 201611109449A CN 106594871 B CN106594871 B CN 106594871B
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- outdoor heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0003—Room 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/14—Heat exchangers specially adapted for separate outdoor units
- F24F1/16—Arrangement or mounting thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control 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
- F24F11/84—Control 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 using valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of air conditioner energy saving control methods, design air conditioner 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 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, outdoor heat exchanger and outdoor fan is adjusted in the range according to locating for temperature deviation.Pass through above-mentioned control method, it can be according to indoor environment temperature and the temperature deviation of set temperature to the outdoor heat exchanger and outdoor fan of operation and to the adjusting of compressor operating frequency, the control of air-conditioning can be enabled more flexible and convenient, but also the refrigeration demand or heating needs in room and the refrigeration duty or thermic load of air-conditioning match, the work efficiency of air-conditioning can be improved.
Description
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 outdoor heat exchangers are in parallel, each outdoor heat exchanger be correspondingly arranged on to
A few outdoor fan, control method include: to detect the temperature deviation of indoor environment temperature and set temperature；According to temperature deviation
Compressor operating frequency, outdoor heat exchanger and outdoor fan is adjusted in locating range.
It, can be according to indoor environment temperature and the temperature deviation of set temperature to the room of operation by above-mentioned control method
External heat exchanger and outdoor fan and adjusting to compressor operating frequency, can enable 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, the work energy of air-conditioning can be improved
Effect.
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 outdoor heat exchangers are in parallel, and each outdoor is changed
Hot device is correspondingly arranged at least one outdoor fan, and air conditioner energy saving control method includes: detection indoor environment temperature and setting temperature
The temperature deviation of degree；The range according to locating for temperature deviation carries out compressor operating frequency, outdoor heat exchanger and outdoor fan
It adjusts.
It, can be according to indoor environment temperature and the temperature deviation of set temperature to the room of operation by above-mentioned control method
External heat exchanger and outdoor fan and adjusting to compressor operating frequency, enable the control of air-conditioning more flexible and convenient, but also
The refrigeration demand or heating needs in room and the refrigeration duty or thermic load of air-conditioning match, and can be improved the work efficiency of air-conditioning.
For example, the air-conditioning that machine system fan-out capability is 3, by adjusting outdoor heat exchanger, outdoor fan, compressor fortune
1,2 and 3 output function may be implemented in the parameters such as row power, can preferably with the refrigeration demand or system in room
Heat demand matches, and avoids energy waste, and operation of air conditioner is more energy saving.Certainly, for different air-conditionings, adjustable interior is changed
The quantity of hot device and indoor fan and outdoor heat exchanger and outdoor fan, so as to more kinds of power are exported, it is preferably full
Podomere can 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, control operation of air conditioner refrigeration, when temperature deviation is greater than a, control compressor runs highest
Frequency, all outdoor heat exchangers and outdoor fan standard-sized sheet.
Since temperature deviation is greater than or equal to a higher preset temperature at this time, indoor refrigeration capacity requirement is larger at this time,
Compressor is needed just to be able to satisfy indoor refrigeration demand with peak power operation, it is therefore desirable to which air-conditioning is run with all strength, can be guaranteed
Room temperature can quickly reach set temperature range, meet the use demand of user.
For the air-conditioning of the present embodiment, valve 5 to 12 standard-sized sheet of valve at this time, blower 3 is to 6 standard-sized sheet of blower, and compressor is with most
High-frequency operation guarantees that 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
One outdoor heat exchanger and its corresponding outdoor fan are closed.
When temperature deviation is greater than b and is less than or equal to a, illustrate that the temperature between indoor environment temperature and set temperature is inclined
Difference is smaller, and heat exchange amount needed for indoor heat exchanger reduces, therefore controls compressor with 3/4 operation of highest frequency, due to compression
Machine output power reduces, therefore closes an outdoor heat exchanger and the corresponding outdoor fan of the heat exchanger, guarantees indoor heat exchange
The heat exchange amount of device and the heat exchange amount of the output power of compressor and outdoor heat exchanger match always, improve the operation energy of air-conditioning
Effect.
The valve 8 and valve 12 at the 4th outdoor heat exchanger both ends are closed in outdoor machine of air-conditioner at this time, the 4th outdoor heat exchanger institute
Corresponding blower 6 is out of service, and compressor is with 3/4 operation of highest 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
Two outdoor heat exchangers outdoor fan corresponding with these outdoor heat exchangers is closed.
When temperature deviation is greater than c and is less than or equal to b, illustrate that the temperature between indoor environment temperature and set temperature is inclined
Poor very little, heat exchange amount needed for indoor heat exchanger further decrease, therefore control compressor with 1/2 operation of highest frequency, with
The reduction of compressor operating frequency, close two outdoor heat exchangers and the corresponding outdoor fan of two outdoor heat exchangers,
The heat exchange amount and the output power of compressor and the heat exchange amount of outdoor heat exchanger of guarantee indoor heat exchanger match always, improve
The operational energy efficiency of air-conditioning.
The valve 8 and valve 12 at the 4th outdoor heat exchanger both ends are closed in outdoor machine of air-conditioner at this time, the 4th outdoor heat exchanger institute
Corresponding blower 6 is out of service, and the valve 7 and valve 11 at third heat exchanger both ends are closed, and the corresponding blower 5 of third heat exchanger stops
It only runs, compressor is with 1/2 operation of highest frequency.
When temperature deviation is less than or equal to c, control compressor operating frequency is the 1/4 of highest frequency, controls three rooms
External heat exchanger outdoor fan corresponding with these outdoor heat exchangers is closed.
When temperature deviation is less than or equal to c, illustrate that indoor environment temperature has reached target zone, air-conditioning exports one
Lower power just can satisfy indoor refrigeration demand, therefore control compressor with 1/4 operation of highest frequency, corresponding control
It makes corresponding with the three heat exchangers outdoor fan of three heat exchangers to close, guarantees the heat exchange amount and compressor of indoor heat exchanger
The heat exchange amount of output power and outdoor heat exchanger matches always, improves the operational energy efficiency of air-conditioning.
The valve 8 and valve 12 at the 4th outdoor heat exchanger both ends are closed in outdoor machine of air-conditioner at this time, the 4th outdoor heat exchanger institute
Corresponding blower 6 is out of service, and the valve 7 and valve 11 at third heat exchanger both ends are closed, and the corresponding blower 5 of third heat exchanger stops
Only running, the valve 6 and valve 10 at second outdoor heat exchanger both ends are closed, and blower 4 corresponding to second heat exchanger is out of service,
Compressor is with 1/4 operation of highest frequency.
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.
By taking above-mentioned air-conditioning as an example, the range according to locating for temperature deviation, to compressor operating frequency, outdoor heat exchanger and room
The step of outer blower is adjusted includes: control operation of air conditioner heating, and when temperature deviation is greater than d, the operation of control compressor is most
High-frequency controls outdoor heat exchanger and outdoor fan standard-sized sheet.
When temperature deviation is greater than d, it was demonstrated that the temperature deviation between indoor environment temperature and preset temperature is larger, indoor anxious
It needs to heat, compressor needs just to be able to satisfy indoor heating needs with peak power operation, it is therefore desirable to which air-conditioning is run with all strength,
It can guarantee that room temperature is rapidly achieved within the scope of set temperature, meet the use demand of user.
For the present embodiment, valve 5 to 12 standard-sized sheet of valve, blower 3 to 6 standard-sized sheet of blower, compressor are transported at this time with highest frequency
Row guarantees that air-conditioning is run with all strength.
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
One outdoor heat exchanger and the outdoor fan corresponding to it are closed.
When temperature deviation is greater than e and is less than or equal to d, illustrate difference between indoor environment temperature and preset temperature compared with
Small, indoor heating demand reduces, therefore compressor is run with the 3/4 of peak power, since compressor output power reduces,
It closes an outdoor heat exchanger and the corresponding outdoor fan of the outdoor heat exchanger, guarantees the defeated of indoor heating demand and compressor
The heat exchange amount of power and outdoor heat exchanger matches always out, improves the operational energy efficiency of air-conditioning.
For the present embodiment, the valve 8 and valve 12 at the 4th heat exchanger both ends are closed at this time, wind corresponding to the 4th heat exchanger
Machine 6 is closed, and compressor is 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
Two outdoor heat exchangers are opened, and are controlled the corresponding outdoor fan of these outdoor heat exchangers and run at high speed.
When temperature deviation is greater than f and is less than or equal to e, illustrate that the temperature between indoor environment temperature and preset temperature is inclined
Poor very little, indoor heating demand further decrease, and compressor only opens two heat exchangers, and control with 1/2 operation of highest frequency
Make two heat exchangers and correspond to outdoor fan and run at high speed, be always ensured that the output power of indoor heating needs and compressor with
And be mutually matched between the heat exchange amount of outdoor heat exchanger, improve the efficiency of air-conditioning.
For the air-conditioning of the present embodiment, the valve 8 and valve 12 at the 4th heat exchanger both ends are closed at this time, and the 4th heat exchanger institute is right
The blower 6 answered is closed, and the valve 7 and valve 11 at third heat exchanger both ends are closed, and the corresponding blower 5 of third heat exchanger is closed, compressor
With 3/4 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 two outdoor heat exchangers and opens, and it is corresponding to control these outdoor heat exchangers
Outdoor fan middling speed operating.
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 heat exchange amount of indoor heat exchanger has met indoor heating demand, needs to consider the ratio of outdoor environment temperature and preset value
Compared with, thus enable air-conditioning that compressor and outdoor heat exchanger and outdoor fan to be adjusted under upper state, order compression
The output power of machine and the heat exchange amount of outdoor heat exchanger and the heat exchange amount of indoor heat exchanger match.Be less than when temperature deviation or
When equal to f, illustrate that current indoor environment temperature has reached within target temperature range, therefore only needs air-conditioning output lower
Power just can satisfy current heating needs, when being less than g due to outdoor environment temperature, illustrate that outdoor environment temperature is lower, room
External compression machine needs to export a higher frequency to guarantee it between indoor heating capacity and keep balance, therefore controls compression
Machine opens two outdoor heat exchangers at this time and to control two outdoor heat exchangers two corresponding with the 1/2 of highest frequency operation
The operating of blower middling speed, the heat exchange amount of the output power and outdoor heat exchanger that enable indoor heating needs and compressor are mutual always
Matching, while indoor environment temperature can be finely adjusted, enable indoor environment accurately to reach set temperature.
For the present embodiment, the valve 8 and valve 12 at the 4th heat exchanger both ends are closed at this time, wind corresponding to the 4th heat exchanger
Machine 6 is closed, and the valve 7 and valve 11 at third heat exchanger both ends are closed, and the corresponding blower 5 of third heat exchanger is closed, the second heat exchange of control
3 middling speed of the blower operating corresponding with First Heat Exchanger of the corresponding blower 4 of device, 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 outdoor heat exchanger is opened, and controls the corresponding outdoor fan middling speed operating of the outdoor heat exchanger.
When outdoor environment temperature is greater than or equal to g, illustrate that outdoor environment is higher, compressor exports a very low operation
Power just can satisfy indoor heating needs, therefore control compressor with 1/4 operation of highest frequency, due to compressor at this time
Output power it is very low, therefore close three heat exchangers and the corresponding outdoor fan of three heat exchangers, open a heat exchange
Device, and control the heat exchanger corresponding outdoor fan middling speed operating, guarantee the output power of indoor heating demand and compressor with
And the heat exchange amount of outdoor heat exchanger is mutually matched always, improves the efficiency of air-conditioning.
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 outdoor heat exchangers are in parallel, and each outdoor heat exchanger is correspondingly arranged at least one room
Outer blower, the control method include:
Detect the temperature deviation of indoor environment temperature and set temperature；
Compressor operating frequency, outdoor heat exchanger and outdoor fan is adjusted in the range according to locating for temperature deviation；
The outdoor heat exchanger is arranged in a one-to-one correspondence with the outdoor fan, and the outdoor heat exchanger is four, 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 outdoor heat exchangers and outdoor fan standard-sized sheet；
The range according to locating for temperature deviation, is adjusted compressor operating frequency, outdoor heat exchanger and outdoor 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, controls one
Outdoor heat exchanger and its corresponding outdoor fan are closed.
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, 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 compressor operating frequency is the 1/2 of highest frequency, controls two
Outdoor heat exchanger outdoor fan corresponding with these outdoor heat exchangers 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, outdoor heat exchanger and outdoor 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 three outdoors and changes
Hot device outdoor fan corresponding with these outdoor heat exchangers is closed.
4. air conditioner energy saving control method according to claim 1, which is characterized in that the outdoor heat exchanger and the outdoor
Blower is arranged in a one-to-one correspondence, and the outdoor heat exchanger is four, the range according to locating for temperature deviation, runs frequency to compressor
The step of rate, outdoor heat exchanger and outdoor fan are adjusted include:
Control operation of air conditioner heating；
When temperature deviation is greater than d, control compressor runs highest frequency, controls outdoor heat exchanger and outdoor 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, outdoor heat exchanger and outdoor 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, controls one
Outdoor heat exchanger and the outdoor fan corresponding to it are closed.
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, 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 compressor operating frequency is the 1/2 of highest frequency, controls two
Outdoor heat exchanger is opened, and is controlled the corresponding outdoor fan of these outdoor heat exchangers 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, outdoor heat exchanger and outdoor 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 two outdoors and changes
Hot device is opened, and controls the corresponding outdoor fan middling speed operating of these outdoor heat exchangers.
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, outdoor heat exchanger and outdoor 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
External heat exchanger is opened, and controls the corresponding outdoor fan middling speed operating of the outdoor heat exchanger.
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| CN201611109449.7A CN106594871B (en) | 2016-12-02 | 2016-12-02 | Air conditioner energy saving control method |
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| CN201611109449.7A CN106594871B (en) | 2016-12-02 | 2016-12-02 | Air conditioner energy saving control method |
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| CN108106290B (en) * | 2017-12-20 | 2019-11-01 | 珠海格力电器股份有限公司 | Compressor operating frequency control method, system and the oil cooling machine of oil cooling machine |
| CN109323418B (en) * | 2018-09-30 | 2021-08-20 | 广东美的制冷设备有限公司 | Air conditioner control method and device, air conditioner system, equipment and storage medium |
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