CN106765910A - Air conditioner energy saving control method - Google Patents
Air conditioner energy saving control method Download PDFInfo
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- CN106765910A CN106765910A CN201611101998.XA CN201611101998A CN106765910A CN 106765910 A CN106765910 A CN 106765910A CN 201611101998 A CN201611101998 A CN 201611101998A CN 106765910 A CN106765910 A CN 106765910A
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- heat exchanger
- outdoor
- indoor
- fan
- temperature
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Classifications
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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
- F24F11/30—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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- 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
-
- 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
Abstract
The invention discloses a kind of air conditioner energy saving control method, belong to air-conditioning technical field.The air-conditioning includes indoor heat exchanger, frequency-changeable compressor, outdoor heat exchanger and throttling arrangement, multiple indoor heat exchangers are in parallel, each indoor heat exchanger is correspondingly arranged at least one indoor fan, multiple outdoor heat exchangers are in parallel, each outdoor heat exchanger is correspondingly arranged at least one outdoor fan, and control method includes：Detection outdoor environment temperature；The scope according to residing for outdoor environment temperature, is adjusted to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan；When outdoor environment temperature reaches preset range, the temperature deviation of detection indoor environment temperature and design temperature is adjusted according to temperature deviation to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan.By above-mentioned control method, the control of air-conditioning can be made more flexible and convenient, more efficiently improve the energy-saving effect of air-conditioning work.
Description
Technical field
The present invention relates to air-conditioner technical field, in particular to a kind of air conditioner energy saving control method.
Background technology
At present, traditionally it is both configured to for the use major part of air-conditioner run refrigeration mode and low temperature under hot environment
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 is operated under cryogenic refrigeration pattern, and operating load it is smaller when, the pressure at expulsion of compressor can be caused less than normal, produce
The not enough problem of compressor pressure ratio, if longtime running is likely to result in compressor oil starvation, the stabilization of influence air-conditioner system operation
Property.For frequency-changeable compressor, compressor can be made to be adapted with room thermic load by adjusting the frequency of compressor, carried
The service life of air-conditioner high.
But in actual control process, typically merely by sides such as the running frequencies or cold medium flux for adjusting compressor
Formula is adjusted come the power output to air-conditioning, and regulative mode is more extensive, and adjustable range is smaller, it is difficult to ensure air-conditioning man
Energy-saving effect when making.
The content of the invention
The purpose of the present invention is to propose to a kind of air conditioner energy saving control method, 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 arrangement, 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：Detection outdoor environment temperature；The scope according to residing for outdoor environment temperature, changes compressor operating frequency, interior
Hot device, indoor fan, outdoor heat exchanger and outdoor fan are adjusted；When outdoor environment temperature reaches preset range, inspection
The temperature deviation of indoor environment temperature and design temperature is surveyed, according to temperature deviation to compressor operating frequency, indoor heat exchanger, room
Inner blower, outdoor heat exchanger and outdoor fan are adjusted.
By above-mentioned control method, can be according to the relation between outdoor environment and preset temperature and indoor environment temperature
Degree and the temperature deviation of design temperature are to compressor frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and the room run
Outer blower fan is adjusted control, makes the control of air-conditioning more flexible and convenient, and room can also be caused according to temperature deviation regulation
Refrigeration demand or heating needs match with the refrigeration duty or thermic load of air-conditioning, more efficiently improve the energy-conservation effect of air-conditioning work
Really.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
Can the limitation present invention.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows and meets implementation of the invention
Example, and be used to explain principle of the 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
Put into practice them.Other embodiments can include structure, logic, it is electric, process and it is other changes.Embodiment
Only represent possible change.Unless explicitly requested, otherwise single components and functionality is optional, and the order for operating can be with
Change.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.This hair
The scope of bright embodiment includes the gamut of claims, and all obtainable of claims is equal to
Thing.Herein, each embodiment can individually or generally be represented that it is convenient that this is used for the purpose of with term " invention ",
And if in fact disclosing the invention more than, the scope for being not meant to automatically limit the application is any single invention
Or inventive concept.Herein, such as first and second or the like relational terms be used only for by an entity or operation with
Another entity or operation make a distinction, without requiring or implying between these entities or operation there is any actual relation
Or order.And, term " including ", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion so that
So that process, method or equipment including a series of key elements not only include those key elements, but also including being not expressly set out
Other key elements, or also include be this process, method or the intrinsic key element of equipment.In the feelings without more limitations
Under condition, the key element limited by sentence "including a ...", it is not excluded that in the process including the key element, method or equipment
In also there is other identical element.Each embodiment herein is described by the way of progressive, and each embodiment is stressed
Be all difference with other embodiment, between each embodiment identical similar portion mutually referring to.For implementing
For example disclosed method, product etc., because it is corresponding with method part disclosed in embodiment, so the comparing of description is simple
Single, related part is referring to method part illustration.
With reference to shown in referring to Fig. 1 and Fig. 2, embodiments in accordance with the present invention, the air-conditioning of air conditioner energy saving control method institute foundation
Including indoor heat exchanger, frequency-changeable compressor, outdoor heat exchanger and throttling arrangement, 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 includes：Detection outdoor environment temperature；The model according to residing for outdoor environment temperature
Enclose, compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted；In outdoor
When environment temperature reaches preset range, the temperature deviation of detection indoor environment temperature and design temperature, according to temperature deviation to pressure
Contracting machine running frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted.
By above-mentioned control method, can be according to the relation between outdoor environment and preset temperature and indoor environment temperature
Degree and the temperature deviation of design temperature are to compressor frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and the room run
Outer blower fan is adjusted control, makes the control of air-conditioning more flexible and convenient, and room can also be caused according to temperature deviation regulation
Refrigeration demand or heating needs match with the refrigeration duty or thermic load of air-conditioning, more efficiently improve the energy-conservation effect of air-conditioning work
Really.
For example, machine system fan-out capability is the air-conditioning of 3, by adjust the running frequency of compressor, indoor heat exchanger,
The parameters such as the operation quantity and wind speed of indoor fan, outdoor heat exchanger and outdoor fan, it is possible to achieve 1,2 and 3 defeated
Go out function, can preferably with room in refrigeration demand or heating needs match, it is to avoid energy waste, operation of air conditioner is more
Energy-conservation.Certainly, for different air-conditionings, indoor heat exchanger and indoor fan and outdoor heat exchanger and outdoor fan can be adjusted
Quantity, so as to export more kinds of power, preferably meet Energy Saving Control requirement.
In the present embodiment, indoor heat exchanger corresponds setting, outdoor heat exchanger and outdoor fan one with indoor fan
One is correspondingly arranged, and indoor heat exchanger is two, wherein first two ends of indoor heat exchanger is controlled by valve 1 and valve 3, respective chamber/chambers
Inner blower is blower fan 1, and second two ends of indoor heat exchanger is controlled by valve 2 and valve 4, and correspondence indoor fan is blower fan 2；It is outdoor
Heat exchanger is four, and first outdoor heat exchanger two ends is controlled by valve 5 and valve 9, and correspondence outdoor fan is blower fan 3, second
Outdoor heat exchanger two ends are controlled by valve 6 and valve 10, and correspondence outdoor fan is blower fan 4, and the 3rd outdoor heat exchanger two ends pass through
Valve 7 and valve 11 are controlled, and correspondence outdoor fan is blower fan 5, and the 4th outdoor heat exchanger two ends are controlled by valve 8 and valve 12, correspondence
Outdoor fan is blower fan 6, and electric expansion valve and compressor are connected between outdoor unit and indoor set.
Certainly, the quantity of the quantity and outdoor heat exchanger and outdoor fan of indoor heat exchanger and indoor fan can be with root
It is adjusted according to needs.
By taking above-mentioned air-conditioning as an example, during operation of air conditioner, the scope according to residing for outdoor environment temperature is transported to compressor
Line frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted including：Control operation of air conditioner system
It is cold；When outdoor environment temperature is more than a, compressor operating highest frequency, control indoor heat exchanger, indoor fan, outdoor are controlled
Heat exchanger and outdoor fan standard-sized sheet.
Because now outdoor environment temperature is more than or equal to a preset temperature higher, now the exchange capability of heat of air-conditioning compared with
Difference, it is necessary to air-conditioning with all strength run, can ensure that indoor temperature can quickly reach design temperature scope, meet the use of user
Demand.
For the air-conditioning of the present embodiment, now compressor is run with highest frequency, valve 1, valve 2, valve 3 and the standard-sized sheet of valve 4,
Blower fan 1 and the standard-sized sheet of blower fan 2, valve 5 to the standard-sized sheet of valve 12, blower fan 3 to the standard-sized sheet of blower fan 6, it is ensured that the interior machine system of air-conditioning is all turned on, outward
Machine system is all turned on, and air-conditioning runs with all strength.
When outdoor environment temperature is less than or equal to a, the temperature deviation of detection detection indoor environment temperature and design temperature；
When temperature deviation be more than b when, control compressor operating highest frequency, control indoor heat exchanger, indoor fan, outdoor heat exchanger with
And outdoor fan standard-sized sheet.
When outdoor environment temperature is less than or equal to a, illustrate that outdoor environment is relatively low, the temperature difference of outdoor environment and heat exchanger
The demand of outdoor heat exchanger condensation heat release be disclosure satisfy that, it is necessary to check the deviation of indoor environment temperature and design temperature, work as interior
When environment temperature is more than b with the temperature deviation of design temperature, illustrate that the refrigeration demand of current indoor is larger, it is necessary to air-conditioning is transported with all strength
Row could meet current refrigeration demand.
For the air-conditioning of the present embodiment, now compressor is run with highest frequency, valve 1, valve 2, valve 3 and the standard-sized sheet of valve 4,
Blower fan 1 and the standard-sized sheet of blower fan 2, valve 5 to the standard-sized sheet of valve 12, blower fan 3 to the standard-sized sheet of blower fan 6, it is ensured that the interior machine system of air-conditioning is all turned on, outward
Machine system is all turned on, and air-conditioning runs with all strength.
When temperature deviation is less than or equal to b and during more than c, the 3/4 of control compressor operating highest frequency；Changed in control room
Hot device and indoor fan standard-sized sheet；One outdoor heat exchanger of control is closed, and controls outdoor fan standard-sized sheet.
When temperature deviation is less than or equal to b and during more than c, illustrate that the temperature between indoor environment temperature and design temperature is inclined
Difference is smaller, the refrigerating capacity reduction of indoor refrigeration demand, therefore control compressor is changed with 3/4 operation of highest frequency in control room
Hot device and indoor fan standard-sized sheet, due to the reduction of compressor power output, thus close off an outdoor heat exchanger and the heat exchanger
Corresponding outdoor fan, it is ensured that indoor refrigeration demand, the power output of compressor, outdoor heat exchanger, the heat exchange of indoor heat exchanger
The heat exchange amount of amount matches all the time, improves the operational energy efficiency of air-conditioning.
For the present embodiment, now compressor runs with the 3/4 of highest frequency, valve 1, valve 2, valve 3 and the standard-sized sheet of valve 4,
Blower fan 1 and the standard-sized sheet of blower fan 2, the valve 8 and valve 12 at the 4th outdoor heat exchanger two ends are closed in outdoor machine of air-conditioner, the 4th outdoor heat exchange
Blower fan 6 corresponding to device is out of service.
When temperature deviation is more than d and during less than or equal to c, the 1/2 of control compressor operating highest frequency；One room of control
Interior heat exchanger work, and control the indoor fan middling speed corresponding to the indoor heat exchanger to operate；One outdoor heat exchanger work of control
Make, and control an adjacent outdoor fan middling speed of outdoor fan and the outdoor heat exchanger corresponding to the outdoor heat exchanger to transport
Turn.
When temperature deviation is more than d and during less than or equal to c, illustrate that the temperature between indoor environment temperature and design temperature is inclined
Difference very little, indoor refrigeration demand is further reduced, therefore control compressor is with 1/2 operation of highest frequency, due to indoor refrigeration
Demand is further reduced, one indoor heat exchanger work of control, and controls the indoor fan middling speed corresponding to the indoor heat exchanger
Operating, the now heat exchange amount decline needed for outdoor heat exchanger, one outdoor heat exchanger work of control, and control outdoor heat exchanger institute
Corresponding outdoor fan and the adjacent outdoor fan middling speed operating of the outdoor heat exchanger, it is ensured that indoor refrigeration demand and pressure
It is mutually matched between the power output of contracting machine, and indoor heat exchanger and the heat exchange amount of outdoor heat exchanger, improves the work of air-conditioning
Efficiency.
For the present embodiment, now compressor is run with the 1/2 of highest frequency, and the valve 1 of indoor set, valve 3 are opened, wind
The operating of the middling speed of machine 1, shutoff valve 2 and valve 4, blower fan 2 shut down；The valve 5 and valve 9 of outdoor unit are opened, blower fan 3 and the middling speed of blower fan 4
Operating, shutoff valve 6, valve 7, valve 8 and valve 10, valve 11, valve 12, blower fan 5 and blower fan 6 shut down.
When temperature deviation is less than or equal to d, the 1/4 of control compressor operating highest frequency；The indoor heat exchange of control one
Device works, and controls the indoor fan middling speed corresponding to the indoor heat exchanger to operate；One outdoor heat exchanger work of control, and control
Make the outdoor fan middling speed operating corresponding to the outdoor heat exchanger.
When the difference between indoor environment temperature and design temperature is less than d, illustrate that indoor environment temperature has reached mesh
Mark temperature range, compressor export the refrigeration demand that power for very little just disclosure satisfy that interior, therefore control compressor with
1/4 operation of highest frequency, so as to the power output for making air-conditioning matches with the refrigeration demand of interior；Only open a heat exchange
Device, and the indoor fan middling speed corresponding to the indoor heat exchanger is operated, because indoor environment temperature has reached target temperature
Scope, so the heat exchange amount needed for indoor heat exchanger declines, only opens an outdoor heat exchanger, and control the outdoor heat exchanger pair
The outdoor fan middling speed answered is operated, and be mutually matched between indoor heat exchanger and the heat exchange amount of outdoor heat exchanger so as to be made so that empty
Tune operates in preferable efficiency.
In the present embodiment, now compressor runs with the 1/4 of highest frequency under state, in the interior machine of the air-conditioning, the He of valve 1
Valve 3 is closed, and first indoor heat exchanger is closed, and indoor fan 1 corresponding to first indoor heat exchanger is out of service, valve 2
Opened with valve 4, second indoor heat exchanger operation, and the middling speed of blower fan 2 operating corresponding to second indoor heat exchanger.In outer machine
Valve 6, valve 7, valve 8, valve 10, valve 11, valve 12 are turned off, and first outdoor heat exchanger is in running order, the operating of the middling speed of blower fan 3,
Blower fan 4, blower fan 5 and blower fan 6 shut down.Above-mentioned a is, for example, 40 DEG C, and b is, for example, 3 DEG C, and c is, for example, 2 DEG C, and d is, for example, 1
DEG C, certainly, each above-mentioned numerical value can be adjusted accordingly according to the factor of the aspects such as working environment, it is not limited to above-mentioned
Embodiment.
By taking above-mentioned air-conditioning as an example, control method also includes：Control operation of air conditioner is heated；When outdoor environment temperature is more than e,
Control compressor operating highest frequency；Control indoor heat exchanger, outdoor heat exchanger, indoor fan and outdoor fan standard-sized sheet.
When outdoor environment is less than e, outdoor environment temperature is less than a relatively low setting value, illustrates current air-conditioning heating
Ability it is poor, it is necessary to air-conditioning with all strength run, can ensure that indoor temperature can quickly reach design temperature scope, meet user
Use demand.
For the present embodiment, now valve 1 to the standard-sized sheet of valve 12, with highest frequency transported by blower fan 1 to the standard-sized sheet of blower fan 6, compressor
OK, it is ensured that air-conditioning runs with all strength.
When outdoor environment temperature is more than or equal to e, the temperature deviation of detection indoor environment temperature and design temperature；Work as temperature
When degree deviation is more than f, compressor operating highest frequency is controlled；Control indoor heat exchanger, outdoor heat exchanger, indoor fan and outdoor
Blower fan standard-sized sheet.
When outdoor environment temperature is more than or equal to e, the temperature difference between outdoor heat exchanger and outdoor environment temperature is illustrated
Enough heats can be absorbed to be discharged for indoor set, therefore compare the temperature deviation between indoor environment temperature and design temperature；
When temperature deviation is more than f, illustrate that the heating capacity of indoor needs is larger, it is necessary to air-conditioning runs could meet heating for interior with all strength
Need, control compressor operating highest frequency；Control indoor heat exchanger, outdoor heat exchanger, indoor fan and outdoor fan standard-sized sheet.
For the present embodiment, now valve 1 to the standard-sized sheet of valve 12, with highest frequency transported by blower fan 1 to the standard-sized sheet of blower fan 6, compressor
OK, it is ensured that air-conditioning runs with all strength.
When temperature deviation is more than g and during less than or equal to f, control that compressor operating frequency is highest frequency 3/4；Control
Indoor heat exchanger and indoor fan standard-sized sheet；One outdoor heat exchanger of control and the outdoor fan corresponding to it are closed.
When temperature deviation is more than g and during less than or equal to f, illustrate that the temperature between indoor environment temperature and design temperature is inclined
Difference is smaller, indoor heating needs reduction, the heat exchange amount reduction needed for indoor heat exchanger, therefore control compressor is with highest frequency
3/4 operation, control indoor heat exchanger and indoor fan standard-sized sheet, make between indoor heating demand and the power output of compressor protect
Maintain an equal level weighing apparatus, due to the frequency reduction of compressor, thus closes off an outdoor heat exchanger and the outdoor fan corresponding to it, order compression
It is mutually matched between the power output of machine and the heat exchange amount of outdoor heat exchanger, effectively improves the work efficiency of air-conditioning.
For the present embodiment, now the valve 8 and valve 12 at fourth ventricle external heat exchanger two ends are closed, corresponding to the 4th heat exchanger
Blower fan 6 close, open other heat exchangers and blower fan, control compressor is with 3/4 operation of highest frequency.
When temperature deviation is more than h and during less than or equal to g, control that compressor operating frequency is highest frequency 1/2；Control
One indoor heat exchanger work, controls the corresponding indoor fan of the indoor heat exchanger to run at high speed；One outdoor heat exchanger of control
Open, and control the corresponding outdoor fan of the outdoor heat exchanger and an adjacent outdoor fan middling speed of the outdoor heat exchanger to transport
Turn.
When temperature deviation is more than h and during less than or equal to g, illustrate that the temperature between indoor environment temperature and design temperature is inclined
Difference very little, indoor heating needs are further reduced, therefore control compressor opens a room with 1/2 operation of highest frequency
Interior heat exchanger, and control the corresponding indoor fan of the indoor heat exchanger to run at high speed, running frequency and interior due to compressor
The operation quantity of heat exchanger and indoor fan all declines, therefore need to only open an outdoor heat exchanger, and controls the outdoor two
The corresponding outdoor fan middling speed operating of individual heat exchanger, so as to ensure indoor heating demand, compressor output frequency, indoor heat exchanger
Heat exchange amount and the heat exchange amount of outdoor heat exchanger between remain mutually balance, improve air-conditioning work efficiency.
For the present embodiment, now the valve 2 and valve 4 at the second indoor heat exchanger two ends are closed, the second indoor heat exchanger pair
The blower fan 2 answered is closed, and the first indoor heat exchanger is opened, and controls blower fan 1 to tell operating, the valve 8 at fourth ventricle external heat exchanger two ends
Closed with valve 12, the blower fan 6 corresponding to fourth ventricle external heat exchanger is closed, the valve 7 and valve 11 at the 3rd outdoor heat exchanger two ends are closed,
The corresponding blower fan 5 of 3rd outdoor heat exchanger is closed, and the valve 6 and valve 10 at the second outdoor heat exchanger two ends are closed, and is opened first and is exchanged heat
The valve 5 and valve 9 at device two ends, and control blower fan 3 and the middling speed of blower fan 4 to run, control compressor is with 1/2 operation of highest frequency.
When temperature deviation is less than or equal to h；It is the 1/4 of highest frequency to control compressor operating frequency；One room of control
Interior heat exchanger work, and control the corresponding indoor fan middling speed of the indoor heat exchanger to operate；One outdoor heat exchanger of control is opened,
And control the corresponding outdoor fan middling speed of the outdoor heat exchanger to operate.
When temperature deviation is less than or equal to h, illustrate that indoor environment temperature is within the scope of design temperature, air-conditioning output
One power of very little just disclosure satisfy that the heating needs of interior, therefore control compressor with 1/4 operation of highest frequency, and control
One indoor heat exchanger work of system, and control the corresponding indoor fan middling speed of the indoor heat exchanger to operate；Due to now compressor
Reduce, therefore only open an outdoor heat exchanger, and control the corresponding outdoor fan middling speed of the outdoor heat exchanger to operate, it becomes possible to
Balance is kept between the heat exchange amount for closing outdoor heat exchanger for making indoor heat exchanger, so as to ensure indoor heating demand, indoor heat exchange
It is mutually matched between the heat exchange amount of device, the power output of compressor and the heat exchange amount of outdoor heat exchanger, improves the operation energy of air-conditioning
Effect.
For the present embodiment, now the valve 2 and valve 4 at the second indoor heat exchanger two ends are closed, the second indoor heat exchanger pair
The blower fan 2 answered is closed, and the valve 1 and valve 3 at the first indoor heat exchanger two ends are opened, the operating of the middling speed of blower fan 1, fourth ventricle external heat exchanger two
The valve 8 and valve 12 at end are closed, and the 4th blower fan 6 for changing corresponding to the external heater of room is closed, the valve 7 and valve at the 3rd outdoor heat exchanger two ends
11 are closed, and the 3rd changes the corresponding blower fan 5 of room external heater is closed, and the valve 6 and valve 10 at the second outdoor heat exchanger two ends are closed, second Room
The corresponding blower fan 4 of external heat exchanger is closed, and opens other heat exchangers and blower fan, and controls other blower fan middling speeds to operate, control compression
Machine is with 1/4 operation of highest frequency.
Above-mentioned e is, for example, 7 DEG C, and f is, for example, 3 DEG C, and g is, for example, 2 DEG C, and h is, for example, 1 DEG C, certainly, each above-mentioned numerical value
Factor according to aspects such as working environments can be adjusted accordingly, it is not limited to the above embodiments.
It should be appreciated that the invention is not limited in the flow and structure that are described above and be shown in the drawings,
And can without departing from the scope carry out various modifications and changes.The scope of the present invention is only limited by appended claim
System.
Claims (11)
1. a kind of air conditioner energy saving control method, it is characterised in that the air-conditioning includes that indoor heat exchanger, frequency-changeable compressor, outdoor are changed
Hot device and throttling arrangement, multiple indoor heat exchangers are in parallel, and each described indoor heat exchanger is correspondingly arranged at least one Room
Inner blower, multiple outdoor heat exchangers are in parallel, and each described outdoor heat exchanger is correspondingly arranged at least one outdoor fan, institute
Stating control method includes：
Detection outdoor environment temperature；
The scope according to residing for outdoor environment temperature, to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger
And outdoor fan is adjusted；
When outdoor environment temperature reaches preset range, the temperature deviation of detection indoor environment temperature and design temperature, according to temperature
Degree deviation is adjusted to compressor operating frequency, indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan.
2. air conditioner energy saving control method according to claim 1, it is characterised in that the indoor heat exchanger and the interior
Blower fan is corresponded and set, and the indoor fan is two, and the outdoor heat exchanger is corresponded with the outdoor fan and set,
The outdoor fan be four, the scope according to residing for outdoor environment temperature, to compressor operating frequency, indoor heat exchanger,
The step of indoor fan, outdoor heat exchanger and outdoor fan are adjusted includes：
Control operation of air conditioner refrigeration；
When outdoor environment temperature is more than a, compressor operating highest frequency, control indoor heat exchanger, indoor fan, outdoor are controlled
Heat exchanger and outdoor fan standard-sized sheet.
3. air conditioner energy saving control method according to claim 2, it is characterised in that described to reach pre- in outdoor environment temperature
If during scope, the temperature deviation of detection indoor environment temperature and design temperature, according to temperature deviation to compressor operating frequency, room
The step of interior heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted also includes：
When outdoor environment temperature is less than or equal to a, the temperature deviation of detection detection indoor environment temperature and design temperature；
When temperature deviation is more than b, compressor operating highest frequency, control indoor heat exchanger, indoor fan, outdoor heat exchange are controlled
Device and outdoor fan standard-sized sheet.
4. air conditioner energy saving control method according to claim 3, it is characterised in that described to reach pre- in outdoor environment temperature
If during scope, the temperature deviation of detection indoor environment temperature and design temperature, according to temperature deviation to compressor operating frequency, room
The step of interior heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted includes：
When temperature deviation is less than or equal to b and temperature deviation is more than c,
The 3/4 of control compressor operating highest frequency；
Control indoor heat exchanger and indoor fan standard-sized sheet；
One outdoor heat exchanger of control is closed, and controls outdoor fan standard-sized sheet.
5. air conditioner energy saving control method according to claim 4, it is characterised in that described to reach pre- in outdoor environment temperature
If during scope, the temperature deviation of detection indoor environment temperature and design temperature, according to temperature deviation to compressor operating frequency, room
The step of interior heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted also includes：
When temperature deviation is more than d and during less than or equal to c,
The 1/2 of control compressor operating highest frequency；
One indoor heat exchanger work of control, and control the indoor fan middling speed corresponding to the indoor heat exchanger to operate；
One outdoor heat exchanger work of control, and control the outdoor fan and the outdoor heat exchanger corresponding to the outdoor heat exchanger
Adjacent outdoor fan middling speed operating.
6. air conditioner energy saving control method according to claim 5, it is characterised in that described to reach pre- in outdoor environment temperature
If during scope, the temperature deviation of detection indoor environment temperature and design temperature, according to temperature deviation to compressor operating frequency, room
The step of interior heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted also includes：
When temperature deviation is less than or equal to d,
The 1/4 of control compressor operating highest frequency；
One indoor heat exchanger work of control, and control the indoor fan middling speed corresponding to the indoor heat exchanger to operate；
One outdoor heat exchanger work of control, and control the outdoor fan middling speed corresponding to the outdoor heat exchanger to operate.
7. air conditioner energy saving control method according to claim 1, it is characterised in that the indoor heat exchanger and the interior
Blower fan is corresponded and set, and the outdoor heat exchanger is corresponded with the outdoor fan and set, and the indoor fan is two,
The outdoor heat exchanger is four, the scope according to residing for outdoor environment temperature, to compressor operating frequency, indoor heat exchange
The step of device, indoor fan, outdoor heat exchanger and outdoor fan are adjusted includes：
Control operation of air conditioner is heated；
When outdoor environment temperature is less than e,
Control compressor operating highest frequency；
Control indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan standard-sized sheet.
8. air conditioner energy saving control method according to claim 7, it is characterised in that described to reach pre- in outdoor environment temperature
If during scope, the temperature deviation of detection indoor environment temperature and design temperature, according to temperature deviation to compressor operating frequency, room
The step of interior heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted includes：
When outdoor environment temperature is more than or equal to e, the temperature deviation of detection indoor environment temperature and design temperature；
When temperature deviation is more than f,
Control compressor operating highest frequency；
Control indoor heat exchanger, outdoor heat exchanger, indoor fan and outdoor fan standard-sized sheet.
9. air conditioner energy saving control method according to claim 8, it is characterised in that described to reach pre- in outdoor environment temperature
If during scope, the temperature deviation of detection indoor environment temperature and design temperature, according to temperature deviation to compressor operating frequency, room
The step of interior heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted also includes：
When temperature deviation is more than g and during less than or equal to f,
It is the 3/4 of highest frequency to control compressor operating frequency；
Control indoor heat exchanger and indoor fan standard-sized sheet；
One outdoor heat exchanger of control and the outdoor fan corresponding to it are closed.
10. air conditioner energy saving control method according to claim 9, it is characterised in that described to be reached in outdoor environment temperature
During preset range, the temperature deviation of detection indoor environment temperature and design temperature, according to temperature deviation to compressor operating frequency,
The step of indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted also includes：
When temperature deviation is more than h and during less than or equal to g,
It is the 1/2 of highest frequency to control compressor operating frequency；
One indoor heat exchanger work of control, controls the corresponding indoor fan of the indoor heat exchanger to run at high speed；
One outdoor heat exchanger of control is opened, and controls the corresponding outdoor fan of the outdoor heat exchanger and the outdoor heat exchanger phase
Adjacent outdoor fan middling speed operating.
11. air conditioner energy saving control methods according to claim 10, it is characterised in that described to be reached in outdoor environment temperature
During preset range, the temperature deviation of detection indoor environment temperature and design temperature, according to temperature deviation to compressor operating frequency,
The step of indoor heat exchanger, indoor fan, outdoor heat exchanger and outdoor fan are adjusted also includes：
When temperature deviation is less than or equal to h；
It is the 1/4 of highest frequency to control compressor operating frequency；
One indoor heat exchanger work of control, and control the corresponding indoor fan middling speed of the indoor heat exchanger to operate；
One outdoor heat exchanger of control is opened, and controls the corresponding outdoor fan middling speed of the outdoor heat exchanger to operate.
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