CN106839352A - A kind of air-conditioner control system and its control method - Google Patents

A kind of air-conditioner control system and its control method Download PDF

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Publication number
CN106839352A
CN106839352A CN201710055201.5A CN201710055201A CN106839352A CN 106839352 A CN106839352 A CN 106839352A CN 201710055201 A CN201710055201 A CN 201710055201A CN 106839352 A CN106839352 A CN 106839352A
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inner ring
air
setting
conditioning
operational mode
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CN106839352B (en
Inventor
袁前
高玉平
王明剑
陈伟
杨杰
黄松斌
钟振棠
陈国强
倪小花
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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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
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • 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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  • 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)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The present invention provides a kind of air-conditioner control system and its control method, the air-conditioning includes the relatively low low output operational mode of output energy and output energy height output operational mode higher, the air-conditioning can mutually switch between two operational mode, and the control system includes：Detection unit, for detecting indoor environment temperature TInner ring；Judging unit, for calculating △ T=| TInner ring‑TSetting|, and judge △ T≤T1Whether set up, wherein TSettingIt is the indoor design temperature of air-conditioning, T1It is setting value, desirable positive count；Control unit, for according to the low output operational mode of the judged result of judging unit selection or height output operational mode operation air-conditioning.T can be close to by the invention enables room temperatureSettingIt is slowly varying during scope, prevent that room temperature from declining or the rate of climb is too fast beyond design temperature, it is to avoid the situation of high frequent startup-shutdown, also effectively prevent indoor environment temperature fluctuation, improve the comfort level of indoor environment.

Description

A kind of air-conditioner control system and its control method
Technical field
The invention belongs to air-conditioning technical field, and in particular to a kind of air-conditioner control system and its control method.
Background technology
In the case of carrying capacity of environment smaller (refrigeration), easily there is indoor environment indoors in current conventional air source heat pump system Temperature reaches design temperature and then causes the situation of compressor shutdown, and under this state, indoor environment temperature can be because of compressor shutdown And gradually go up, after reaching certain condition, compressor is again started up operation refrigeration；In this case, compressor can frequently be held Shut down, therefore indoor environment temperature can also produce fluctuation, can not only influence the service life of compressor, can also influence relaxing for user Appropriateness.
In the case of air source heat pump system of the prior art indoors carrying capacity of environment smaller (especially freezing) High frequent startup-shutdown, indoor environment temperature easily occur produces the technical problems such as fluctuation, therefore research and design of the present invention to go out A kind of air-conditioner control system and its control method.
The content of the invention
Therefore, the technical problem to be solved in the present invention is to overcome air-conditioning system of the prior art carrying capacity of environment indoors There is the defect of high frequent startup-shutdown in the case of less, so as to provide a kind of air-conditioner control system and its control method.
The present invention provides a kind of air-conditioner control system, wherein the air-conditioning includes the relatively low low output fortune of output energy Row mode and output energy height output operational mode higher, the air-conditioning can mutually switch between two operational mode, and The control system includes：
Detection unit, for detecting indoor environment temperature TInner ring；
Judging unit, for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up, wherein TSettingIt is air-conditioning Indoor design temperature, T1It is setting value, desirable positive count；
Control unit, for according to low output operational mode or the height output operational mode of the judged result of judging unit selection Operation air-conditioning.
Preferably, as △ T≤T1, low output operational mode is now selected to run air-conditioning；
As △ T ﹥ T1, height output operational mode operation air-conditioning is now selected.
Preferably, the low output operational mode includes air outlet pore type, the gear of windscreen reduction at least, compressor operating At least one regulative mode in frequency reduction；
The height output operational mode include guide vanes at air outlet formula or wind-guiding grate formula, windscreen raise at least one gear, Compressor operating frequency rises at least one regulative mode of senior middle school.
Preferably, after the low output operational mode of control unit selection,
The judging unit is additionally operable to judge whether △ T=0 DEG C set up and (TInner ring 1-TInner ring 2Whether)/△ t=0 DEG C/min Set up,
Wherein：TInner ring 1It is the inner ring temperature of t detection, TInner ring 2It is the inner ring temperature of t+ △ ts detection.
Preferably, if △ T=0 DEG C and (TInner ring 1-TInner ring 2)/△ t=0 DEG C/min sets up simultaneously, then maintain air-conditioning single in control Stable operation under the operational mode of unit's selection；
If △ T=0 DEG C and (TInner ring 1-TInner ring 2Any one in)/△ t=0 DEG C/min is invalid, then detection unit is used again In detection indoor environment temperature TInner ring；Judging unit is reused for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether into It is vertical.
Preferably, after control unit selection height output operational mode, then detection unit is reused for sensing chamber's inner ring Border temperature TInner ring；Judging unit is reused for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up.
Preferably, the detection unit is additionally operable in detection indoor environment temperature TInner ringBefore, for detecting whether air-conditioning sets Specific run pattern is determined：
If setting specific run pattern, by the specific run mode operation air-conditioning；
If not setting specific run pattern, continue to detect indoor environment temperature TInner ring。
Preferably, the specific run pattern includes at least one in following patterns：Air-out mode setting pattern, windscreen Setting pattern, compressor operating frequency setting pattern.
The present invention also provides a kind of control method of foregoing air-conditioner control system, and it includes：
Detecting step, for detecting indoor environment temperature TInner ring；
Judge step, for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up, wherein TSettingIt is air-conditioning Indoor design temperature, T1It is temperature error acceptable value, desirable positive count；
Rate-determining steps, for selecting low output operational mode or height output operational mode according to the judged result for judging step Operation air-conditioning.
Preferably, as △ T≤T1, low output operational mode is now selected to run air-conditioning；
As △ T ﹥ T1, height output operational mode operation air-conditioning is now selected.
Preferably, the low output operational mode includes air outlet pore type, the gear of windscreen reduction at least, compressor operating At least one regulative mode in frequency reduction；
The height output operational mode include guide vanes at air outlet formula or wind-guiding grate formula, windscreen raise at least one gear, Compressor operating frequency rises at least one regulative mode of senior middle school.
Preferably, after the low output operational mode of rate-determining steps selection,
It is described to judge that step is additionally operable to judge whether △ T=0 DEG C set up and (TInner ring 1-TInner ring 2Whether)/△ t=0 DEG C/min Set up,
Wherein：TInner ring 1It is the inner ring temperature of t detection, TInner ring 2It is the inner ring temperature of t+ △ ts detection.
Preferably, if △ T=0 DEG C and (TInner ring 1-TInner ring 2)/△ t=0 DEG C/min sets up simultaneously, then maintain air-conditioning to be walked in control Stable operation under the operational mode of rapid selection；
If △ T=0 DEG C and (TInner ring 1-TInner ring 2Any one in)/△ t=0 DEG C/min is invalid, then detecting step is used again In detection indoor environment temperature TInner ring；Judge that step is reused for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether into It is vertical.
Preferably, after rate-determining steps selection height output operational mode, then detecting step is reused for sensing chamber's inner ring Border temperature TInner ring；Judge that step is reused for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up.
Preferably, the detecting step is additionally operable in detection indoor environment temperature TInner ringBefore, for detecting whether air-conditioning sets Specific run pattern is determined：
If setting specific run pattern, by the specific run mode operation air-conditioning；
If not setting specific run pattern, continue to detect indoor environment temperature TInner ring。
Preferably, the specific run pattern includes at least one in following patterns：Air-out mode setting pattern, windscreen Setting pattern, compressor operating frequency setting pattern.
A kind of air-conditioner control system and its control method that the present invention is provided have the advantages that：
1. air-conditioner control system of the invention and its control method, by detecting indoor environment temperature TInner ring, calculate △ T=| TInner ring-TSetting| and judge △ T≤T1Whether set up, can interpolate that out in indoor environment temperature and air conditioning chamber between design temperature Gap size, if reach and sufficiently close to TSettingDegree, if TInner ringT is sufficiently closed toSetting, now controlled by control unit empty The low output operational mode of allocation and transportation row, so as to reduce the operation energy of air-conditioning so that operation of air conditioner is slow, power drop, indoor system It is cold or heat horsepower reduction so that indoor environment temperature can be near TSettingDesign temperature, Jin Erfang are slowly reached during scope Stopped temperature drop or the rate of climb it is too fast and exceed design temperature, so as to need shut down compressor situation, be effectively prevented from The action of high frequent startup-shutdown and situation, also effectively prevent indoor environment temperature fluctuation, improve indoor environment Comfort level；
2. air-conditioner control system of the invention and its control method, by air outlet pore type, the gear of windscreen reduction at least, Any one or several combinations in compressor operating frequency reduction, can be by reducing air outlet face used as low output operational mode Accumulate, and/or reduce the mode of wind speed, and/or reduction compressor rotary speed to reduce the energy output of air-conditioning, so as to reduce indoor ring The pace of change of border temperature, makes it lentamente reach near set temperature value, it is to avoid high frequent startup-shutdown and Indoor Temperature Situation about being fluctuated about degree occurs；
3. air-conditioner control system of the invention and its control method, by control unit select low output operational mode it Afterwards, the judging unit is additionally operable to judge whether △ T=0 DEG C set up and (TInner ring 1-TInner ring 2Whether)/△ t=0 DEG C/min sets up, Can interpolate that TInner ringWhether (indoor environment temperature) has arrived at TSetting(indoor design temperature) and whether also there is the temperature being not zero Degree rate of change, so can effectively and accurately judge whether indoor environment temperature can accurately reach and stabilization is in setting temperature Degree, for the final control purpose of air-conditioner control system of the invention and method provides judging means；
4. air-conditioner control system of the invention and its control method, by judging △ T=0 DEG C and (TInner ring 1-TInner ring 2)/△ t= 0 DEG C/min sets up, can accurately draw indoor environment temperature simultaneously, then maintain to continue to run with this mode, to ensure room temperature Stabilization is in design temperature；As any invalid, explanation T in above-mentioned conditionInner ringT is not reached alsoSettingOr, TInner ringReach TSetting But it still suffers from rate of temperature change (i.e. temperature changing speed is not zero), it is impossible to which stabilization is in TSetting；So can be to the room temperature of air-conditioning Stability contorting provides effective control device；
5. air-conditioner control system of the invention and its control method, by detection TInner ringAlso detect whether that setting is special before Determine operational mode, and if specific run pattern is set preferentially operation specific run pattern, run if not setting it is of the invention Ambient-temp-stable operational mode, is prevented from ambient-temp-stable Pattern perturbation of the invention to the specific run pattern of normal air-conditioning, So that air-conditioning is based on specific run pattern, supplemented by ambient-temp-stable pattern, to realize the regulation to air-conditioning accurate temperature controller.
Brief description of the drawings
Fig. 1 is the principle assumption diagram of air-conditioner control system of the invention and control method；
Fig. 2 is the principle assumption diagram of the air-conditioner control system based on micropore air-out mode of the invention and control method；
Fig. 3 is the principle assumption diagram of the air-conditioner control system based on windscreen regulative mode of the invention and control method；
Fig. 4 is the principle of the air-conditioner control system based on compressor operating frequency regulative mode of the invention and control method Structure chart.
Specific embodiment
Embodiment 1
As Figure 1-4, the present invention provides a kind of air-conditioning (present invention is preferably air source heat pump) control system, the sky Stealthily substitute and include the relatively low low output operational mode of output energy and output energy height output operational mode higher, the air-conditioning Can mutually switch between two operational mode, and the control system includes：
Detection unit, for detecting indoor environment temperature TInner ring；
Judging unit, for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up, wherein TSettingIt is air-conditioning Indoor design temperature, T1It is setting value, desirable positive count；
Control unit, for according to low output operational mode or the height output operational mode of the judged result of judging unit selection Operation air-conditioning.
By detecting indoor environment temperature TInner ring, calculate △ T=| TInner ring-TSetting| and judge △ T≤T1Whether (T is set up1Energy Enough represent and TSettingClose degree, can be set as needed, for example T1=5 DEG C, then once TInner ringEnter into [TSetting- T1, TSetting+T1] in the range of when, illustrate TInner ringT is sufficiently closed toSetting, now need to carry out temperature control regulation, otherwise TInner ringWill surpass Go out TSetting, cause indoor temperature fluctuation, high frequent start and stop), can interpolate that out in indoor environment temperature and air conditioning chamber design temperature it Between gap size, if reach and sufficiently close to TSettingDegree, if TInner ringT is sufficiently closed toSetting, now by control unit control The low output operational mode of operation of air conditioner processed, so as to reduce the operation energy of air-conditioning so that operation of air conditioner is slow, power drop, room Interior refrigeration heats horsepower reduction so that indoor environment temperature can be near TSettingDesign temperature is slowly reached during scope, is entered And prevent temperature drop or the rate of climb it is too fast and exceed design temperature, so as to need shut down compressor situation, effectively Action and the situation of high frequent startup-shutdown are avoided, indoor environment temperature fluctuation is also effectively prevent, is improved indoor ring The comfort level in border.
Preferably, as △ T≤T1When, illustrate TInner ringWith TSettingIt is spaced closely together, in setting range T1Inside sufficiently closed in TSetting, now select low output operational mode to run air-conditioning；
As △ T ﹥ T1When, illustrate TInner ringWith TSettingRelatively far apart, in setting range T1Do not level off to T also insideSetting, now select Height output operational mode runs air-conditioning.
This is the preferred judgement step and rate-determining steps of judging unit of the invention and control unit, as △ T≤T1When, say Bright TInner ringWith TSettingIt is spaced closely together, in setting range T1Inside sufficiently close in TSetting, now select low output operational mode to run Air-conditioning, is now prevented from room temperature down or up very fast and exceed TSetting；As △ T ﹥ T1When, illustrate TInner ringWith TSettingRelatively far apart, In setting range T1Do not level off to T also insideSetting, height output operational mode operation air-conditioning is now selected, need not now prevent room Temperature it is down or up it is very fast, also without departing from TSetting。
Embodiment 2
Preferably, the low output operational mode includes air outlet pore type, the gear of windscreen reduction at least, compressor operating At least one regulative mode in frequency reduction；Micropore air outlet of the invention is that the diameter or axial length range of finger-hole exist Hole in 0.5~50mm, the size of each micropore can be equal, it is also possible to unequal；Micro-pore shape can be circular, ellipse The combination of circle, polygon, the hole of irregular shape, or more shape, similarly hereinafter.
The height output operational mode include guide vanes at air outlet formula or wind-guiding grate formula, windscreen raise at least one gear, Compressor operating frequency rises at least one regulative mode of senior middle school.
By any one or several in air outlet pore type, the gear of windscreen reduction at least, compressor operating frequency reduction Combination can be turned as low output operational mode by reducing air-out open area, and/or reducing wind speed, and/or reduce compressor Speed mode come reduce air-conditioning energy export, so as to reduce the pace of change of indoor environment temperature, it is lentamente reached and set Near constant temperature angle value, it is to avoid the situation that high frequent startup-shutdown and indoor temperature fluctuate up and down occurs；
At least one gear, compressor operating frequency are raised by guide vanes at air outlet formula or wind-guiding grate formula, windscreen to raise In any one or several combination as height output operational mode, can by improve air-out open area, and/or improve wind speed, And/or improve the mode of compressor rotary speed and export increasing the energy of air-conditioning, so as to increase the pace of change of indoor environment temperature, It is set rapidly to reach near set temperature value, to meet user's fast-refrigerating or the quick comfort level for heating.
Embodiment 3
Preferably, after the low output operational mode of control unit selection,
The judging unit is additionally operable to judge △ T=0 DEG C (supplements：△ T=| TInner ring-TSetting| it is also in theory to need detection Real-time TInner ring) whether set up and (TInner ring 1-TInner ring 2Whether)/△ t=0 DEG C/min sets up,
Wherein：TInner ring 1It is the inner ring temperature of t detection, TInner ring 2It is the inner ring temperature of t+ △ ts detection.
After selecting low output operational mode in control unit, the judging unit is additionally operable to judge that △ T=0 DEG C are No establishment and (TInner ring 1-TInner ring 2Whether)/△ t=0 DEG C/min sets up, and can interpolate that TInner ringWhether (indoor environment temperature) has arrived Up to TSetting(indoor design temperature) and whether also there is the rate of temperature change being not zero, so can effectively and accurately judge Indoor environment temperature whether can accurately reach and stabilization in design temperature, be air-conditioner control system of the invention and method most Control purpose provides judging means eventually.
Preferably, if △ T=0 DEG C and (TInner ring 1-TInner ring 2)/△ t=0 DEG C/min sets up simultaneously, illustrates TInner ringStabilization is in TSetting's Temperature, then maintain air-conditioning stable operation under the operational mode that control unit is selected；
If △ T=0 DEG C and (TInner ring 1-TInner ring 2Any one in)/△ t=0 DEG C/min is invalid, illustrates TInner ringDo not arrive also Up to TSettingOr, TInner ringReach TSettingBut it still suffers from rate of temperature change (i.e. temperature changing speed is not zero), it is impossible to which stabilization is in TSetting, Then detection unit is reused for detection indoor environment temperature TInner ring；Judging unit is reused for calculating △ T=| TInner ring-TSetting|, and sentence Disconnected △ T≤T1Whether set up.Effective control device so can be provided to the control of the ambient-temp-stable of air-conditioning.
Embodiment 4
Preferably, after control unit selection height output operational mode, then detection unit is reused for sensing chamber's inner ring Border temperature TInner ring；Judging unit is reused for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up.Work as control unit After selection height output operational mode, T is illustratedInner ringWith TSettingBetween differ larger, then need further cooling or intensification can just enter One step is near TSetting, therefore return it to detection TInner ringThe step of, T is detected againInner ring, recalculate △ T and rejudge △ T whether≤T1So that control system of the invention and control method circularly continuous service.
Embodiment 5
Preferably, the detection unit is additionally operable in detection indoor environment temperature TInner ringBefore, for detecting whether air-conditioning sets Specific run pattern is determined：
If setting specific run pattern, by the specific run mode operation air-conditioning；
If not setting specific run pattern, continue to detect indoor environment temperature TInner ring。
By in detection TInner ringAlso detect whether to set specific run pattern before, and it is excellent if specific run pattern is set First run specific run pattern, ambient-temp-stable operational mode of the invention is run if not setting, be prevented from room of the invention Warm stable mode interferes with the specific run pattern of normal air-conditioning so that air-conditioning is based on specific run pattern, ambient-temp-stable Supplemented by pattern, to realize the regulation to air-conditioning accurate temperature controller.
It is further preferred that the specific run pattern includes at least one in following patterns：Air-out mode sets mould Formula, windscreen setting pattern, compressor operating frequency setting pattern.This is the preferred several of the specific run pattern of air-conditioning of the invention Plant operational mode：Air-out mode setting pattern (may include micropore air-out, wind deflector air-out, wind-guiding grate air-out, can adjust out Wind area), windscreen sets pattern (may include one grade of lower limit, the gear of no maximum, can adjust out wind velocity), and compressor operating is frequently Rate setting pattern (speed of regulation compressor operation speed).
It is further preferred that judging that step judges air-conditioning：
Whether air-out mode is set, if so, then by the air-out mode operation of setting, if it is not, then steady by room temperature of the invention Mould-fixed is adjusted；
Whether windscreen is set, if so, then by the windscreen operation of setting, if it is not, then entering by ambient-temp-stable pattern of the invention Row regulation；
Whether the running frequency of compressor is set, if so, then by the compressor operating frequency operation of setting, if it is not, then pressing Ambient-temp-stable pattern of the invention is adjusted.
Embodiment 6
The present invention also provides a kind of control method of air-conditioner control system as the aforementioned, wherein, the air-conditioning includes output The relatively low low output operational mode of energy and output energy height output operational mode higher, the air-conditioning can be in two fortune Mutually switch between row mode, and the control method includes：
Detecting step, for detecting indoor environment temperature TInner ring；
Judge step, for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up, wherein TSettingIt is air-conditioning Indoor design temperature, T1It is setting value, desirable positive count；
Rate-determining steps, for selecting low output operational mode or height output operational mode according to the judged result for judging step Operation air-conditioning.
By detecting indoor environment temperature TInner ring, calculate △ T=| TInner ring-TSetting| and judge △ T≤T1Whether (T is set up1Energy Enough represent and TSettingClose degree, can be set as needed, for example T1=5 DEG C, then once TInner ringEnter into [TSetting- T1, TSetting+T1] in the range of when, illustrate TInner ringT is sufficiently closed toSetting, now need to carry out temperature control regulation, otherwise TInner ringWill surpass Go out TSetting, cause indoor temperature fluctuation, high frequent start and stop), can interpolate that out in indoor environment temperature and air conditioning chamber design temperature it Between gap size, if reach and sufficiently close to TSettingDegree, if TInner ringT is sufficiently closed toSetting, now by control unit control The low output operational mode of operation of air conditioner processed, so as to reduce the operation energy of air-conditioning so that operation of air conditioner is slow, power drop, room Interior refrigeration heats horsepower reduction so that indoor environment temperature is near TSettingDesign temperature can be slowly reached during scope, is entered And prevent temperature drop or the rate of climb it is too fast and exceed design temperature, so as to need shut down compressor situation, effectively Action and the situation of high frequent startup-shutdown are avoided, indoor environment temperature fluctuation is also effectively prevent, is improved indoor ring The comfort level in border.
Preferably, as △ T≤T1, T is illustratedInner ringWith TSettingIt is spaced closely together, in setting range T1Inside sufficiently closed in TSetting, now select low output operational mode to run air-conditioning；
As △ T ﹥ T1, T is illustratedInner ringWith TSettingRelatively far apart, in setting range T1Do not level off to T also insideSetting, now select Select height output operational mode operation air-conditioning.
This is preferred judgement step and rate-determining steps of the invention, as △ T≤T1When, illustrate TInner ringWith TSettingIt is spaced closely together, In setting range T1Inside sufficiently close in TSetting, now select low output operational mode to run air-conditioning, now it is prevented from room Temperature is down or up comparatively fast to exceed TSetting；As △ T ﹥ T1When, illustrate TInner ringWith TSettingRelatively far apart, in setting range T1Do not have also inside Level off to TSetting, now select height output operational mode operation air-conditioning, need not now prevent room temperature it is down or up it is very fast, Without departing from TSetting。
Embodiment 7
Preferably, the low output operational mode includes air outlet pore type, the gear of windscreen reduction at least, compressor operating At least one regulative mode in frequency reduction；
The height output operational mode include guide vanes at air outlet formula or wind-guiding grate formula, windscreen raise at least one gear, Compressor operating frequency rises at least one regulative mode of senior middle school.
By any one or several in air outlet pore type, the gear of windscreen reduction at least, compressor operating frequency reduction Combination can be turned as low output operational mode by reducing air-out open area, and/or reducing wind speed, and/or reduce compressor Speed mode come reduce air-conditioning energy export, so as to reduce the pace of change of indoor environment temperature, it is lentamente reached and set Near constant temperature angle value, it is to avoid the situation that high frequent startup-shutdown and indoor temperature fluctuate up and down occurs；
At least one gear, compressor operating frequency are raised by guide vanes at air outlet formula or wind-guiding grate formula, windscreen to raise In any one or several combination as height output operational mode, can by improve air-out open area, and/or improve wind speed, And/or improve the mode of compressor rotary speed and export increasing the energy of air-conditioning, so as to increase the pace of change of indoor environment temperature, It is set rapidly to reach near set temperature value, to meet user's fast-refrigerating or the quick comfort level for heating.
Embodiment 8
Preferably, after the low output operational mode of rate-determining steps selection,
It is described to judge that step is additionally operable to judge whether △ T=0 DEG C set up (supplement：△ T=| TInner ring-TSetting| it is also in theory Need to detect real-time TInner ring) and (TInner ring 1-TInner ring 2Whether)/△ t=0 DEG C/min sets up,
Wherein：TInner ring 1It is the inner ring temperature of t detection, TInner ring 2It is the inner ring temperature of t+ △ ts detection.
After selecting low output operational mode in rate-determining steps, the judgement step is additionally operable to judge that △ T=0 DEG C are No establishment and (TInner ring 1-TInner ring 2Whether)/△ t=0 DEG C/min sets up, and can interpolate that TInner ringWhether (indoor environment temperature) has arrived Up to TSetting(indoor design temperature) and whether also there is the rate of temperature change being not zero, so can effectively and accurately judge Indoor environment temperature whether can accurately reach and stabilization in design temperature, be air-conditioner control system of the invention and method most Control purpose provides judging means eventually.
Preferably, if △ T=0 DEG C and (TInner ring 1-TInner ring 2)/△ t=0 DEG C/min sets up simultaneously, illustrates TInner ringStabilization is in TSetting's Temperature, then maintain air-conditioning stable operation under the operational mode that rate-determining steps are selected；
If △ T=0 DEG C and (TInner ring 1-TInner ring 2Any one in)/△ t=0 DEG C/min is invalid, illustrates TInner ringDo not arrive also Up to TSettingOr, TInner ringReach TSettingBut it still suffers from percentage speed variation (percentage speed variation is not zero), it is impossible to which stabilization is in TSetting, then examine Survey step and be reused for detection indoor environment temperature TInner ring；Judge that step is reused for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up.Effective control device so can be provided to the control of the ambient-temp-stable of air-conditioning.
Embodiment 9
Preferably, after rate-determining steps selection height output operational mode, then detecting step is reused for sensing chamber's inner ring Border temperature TInner ring；Judge that step is reused for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up.Work as rate-determining steps After selection height output operational mode, T is illustratedInner ringWith TSettingBetween differ larger, then need further cooling or intensification can just enter One step is near TSetting, therefore return it to detection TInner ringThe step of, T is detected againInner ring, recalculate △ T and rejudge △ T whether≤T1So that control system of the invention and control method circularly continuous service.
Embodiment 10
Preferably, the detecting step is additionally operable in detection indoor environment temperature TInner ringBefore, for detecting whether air-conditioning sets Specific run pattern is determined：
If setting specific run pattern, by the specific run mode operation air-conditioning；
If not setting specific run pattern, continue to detect indoor environment temperature TInner ring。
By in detection TInner ringAlso detect whether to set specific run pattern before, and it is excellent if specific run pattern is set First run specific run pattern, ambient-temp-stable operational mode of the invention is run if not setting, be prevented from room of the invention Warm stable mode interferes with the specific run pattern of normal air-conditioning so that air-conditioning is based on specific run pattern, ambient-temp-stable Supplemented by pattern, to realize the regulation to air-conditioning accurate temperature controller.
It is further preferred that the specific run pattern includes at least one in following patterns：Air-out mode sets mould Formula, windscreen setting pattern, compressor operating frequency setting pattern.This is the preferred several of the specific run pattern of air-conditioning of the invention Plant operational mode：Air-out mode setting pattern (may include micropore air-out, wind deflector air-out, wind-guiding grate air-out, can adjust out Wind area), windscreen sets pattern (may include one grade of lower limit, the gear of no maximum, can adjust out wind velocity), and compressor operating is frequently Rate setting pattern (speed of regulation compressor operation speed).
It is further preferred that judging that step judges air-conditioning：
Whether air-out mode is set, if so, then by the air-out mode operation of setting, if it is not, then steady by room temperature of the invention Mould-fixed is adjusted；
Whether windscreen is set, if so, then by the windscreen operation of setting, if it is not, then entering by ambient-temp-stable pattern of the invention Row regulation；
Whether the running frequency of compressor is set, if so, then by the compressor operating frequency operation of setting, if it is not, then pressing Ambient-temp-stable pattern of the invention is adjusted.
The present invention using intelligent temperature control system under micropore air-out mode, when indoor set detect indoor environment temperature close to or When reaching design temperature, air-out mode automatically switches to micropore air-out by grid air-out so that air quantity reduces, and refrigerating capacity reduces, Temperature drop rate is reduced, the refrigerating capacity output of indoor set reaches balance with indoor environment load, so as to keep indoor environment temperature to reach Stabilization is maintained after to design temperature, reduces fluctuations in indoor temperature, the comfort level that user uses is improved, while compression can also be reduced Machine on-off frequency, extends air-conditioning service life.
Indoor apparatus of air conditioner exhaust apparatus of the invention have wind-guiding plate type (or wind-guiding grate formula) and pore type both of which, The purpose of accurate temperature controller can be reached by adjusting air-out mode, rotation speed of fan, compressor frequency etc., preferred embodiment is specifically controlled Mode processed is as follows：
A) air-conditioning start；
B) whether detection user sets air-out mode, in this way, into step c, otherwise into step d；
C) the air-out mode mode set by user is run；
D) whether detection user sets windscreen, in this way, into step e, otherwise into step f；
E) by the windscreen operation of user's setting；
F) whether detection user sets compressor operating frequency, in this way, into step g, otherwise into step h；
G) by the frequency operation of user's setting；
H) indoor environment temperature T inner ring is detected, △ T=are calculated | T inner ring-T sets |；
I) judge whether △ T≤T1 (T1 can use positive count) is true, in this way, into step k, otherwise into step j；
J) 1. air-out mode is converted to wind-guiding plate type (or wind-guiding grate formula)；
2. windscreen raises one grade；
3. compressor operating frequency is raised；
Return to step i afterwards；
K) 1. air-out mode is converted to pore type；
2. one grade of windscreen reduction；
3. compressor operating frequency reduction；
Enter step l afterwards；
L) judge △ T=0 DEG C, and (T inner ring 1-T inner ring 2)/△ t=0 DEG C/min whether be it is true, in this way, into step m, Otherwise enter step i；
Above-mentioned air-out mode, windscreen, frequency stabilization is maintained to run.
When user sends instruction (such as changing air-conditioning by remote control, mobile phone A PP control modes to set) to air-conditioning, enter Enter step b, d, f.
"≤" in above description replaces with " ＜ ", falls within the scope of this patent.
Above-mentioned steps b, d, f can be connected execution, it is also possible to which parallel connection is performed；In above-mentioned steps j, k, action 1., 2., 3. can be simultaneously Connection is performed, and can also connect execution.
First alternate embodiment of preferred embodiment：Precise temperature control system and method based on micropore air-out control, are shown in figure 2；
Second alternate embodiment of preferred embodiment：Precise temperature control system and method based on wind speed regulation control, are shown in figure 3；
Second alternate embodiment of preferred embodiment：Precise temperature control system and method based on frequency regulation control, are shown in figure 4；
Three kinds of schemes of above-mentioned first, second, and third alternate embodiment be can be used alone, it is also possible to which combination of two is used.
Those skilled in the art is it is easily understood that on the premise of not conflicting, above-mentioned each advantageous manner can be free Ground combination, superposition.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.With Only it is the preferred embodiment of the present invention described in upper, it is noted that for those skilled in the art, not On the premise of departing from the technology of the present invention principle, some improvement and modification can also be made, these are improved and modification also should be regarded as this The protection domain of invention.

Claims (16)

1. a kind of air-conditioner control system, it is characterised in that：The air-conditioning includes the relatively low low output operation mould of output energy Formula and output energy height output operational mode higher, the air-conditioning can mutually switch between two operational mode, and described Control system includes：
Detection unit, for detecting indoor environment temperature TInner ring；
Judging unit, for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up, wherein TSettingIt is the interior of air-conditioning Design temperature, T1It is setting value, desirable positive count；
Control unit, for according to the low output operational mode of the judged result of judging unit selection or the operation of height output operational mode Air-conditioning.
2. control system according to claim 1, it is characterised in that：As △ T≤T1, low output operation mould is now selected Formula runs air-conditioning；
As △ T ﹥ T1, height output operational mode operation air-conditioning is now selected.
3. according to the control system that one of claim 1-2 is described, it is characterised in that：The low output operational mode includes air-out At least one regulative mode in mouth pore type, the gear of windscreen reduction at least, compressor operating frequency reduction；
The height output operational mode includes that guide vanes at air outlet formula or wind-guiding grate formula, windscreen raise at least one gear, compression Machine running frequency rises at least one regulative mode of senior middle school.
4. according to the control system that one of claim 1-3 is described, it is characterised in that：In the low output operation mould of control unit selection After formula,
The judging unit is additionally operable to judge whether △ T=0 DEG C set up and (TInner ring 1-TInner ring 2Whether)/△ t=0 DEG C/min sets up,
Wherein：TInner ring 1It is the inner ring temperature of t detection, TInner ring 2It is the inner ring temperature of t+ △ ts detection.
5. control system according to claim 4, it is characterised in that：If △ T=0 DEG C and (TInner ring 1-TInner ring 2)/△ t=0 DEG C/ Min sets up simultaneously, then maintain air-conditioning stable operation under the operational mode that control unit is selected；
If △ T=0 DEG C and (TInner ring 1-TInner ring 2Any one in)/△ t=0 DEG C/min is invalid, then detection unit is reused for inspection Survey indoor environment temperature TInner ring；Judging unit is reused for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up.
6. according to the control system that one of claim 1-3 is described, it is characterised in that：In control unit selection height output operation mould After formula, then detection unit is reused for detection indoor environment temperature TInner ring；Judging unit is reused for calculating △ T=| TInner ring- TSetting|, and judge △ T≤T1Whether set up.
7. according to the control system that one of claim 1-6 is described, it is characterised in that：The detection unit is additionally operable in sensing chamber Interior environment temperature TInner ringBefore, for detecting whether air-conditioning sets specific run pattern：
If setting specific run pattern, by the specific run mode operation air-conditioning；
If not setting specific run pattern, continue to detect indoor environment temperature TInner ring。
8. control system according to claim 7, it is characterised in that：The specific run pattern is included in following patterns It is at least one：Air-out mode setting pattern, windscreen setting pattern, compressor operating frequency setting pattern.
9. the control method of a kind of air-conditioner control system as described in one of claim 1-8, it is characterised in that：Including：
Detecting step, for detecting indoor environment temperature TInner ring；
Judge step, for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up, wherein TSettingIt is the interior of air-conditioning Design temperature, T1It is setting value, desirable positive count；
Rate-determining steps, for selecting low output operational mode or the operation of height output operational mode according to the judged result for judging step Air-conditioning.
10. control method according to claim 9, it is characterised in that：As △ T≤T1, low output operation is now selected Mode operation air-conditioning；
As △ T ﹥ T1, height output operational mode operation air-conditioning is now selected.
11. according to one of claim 9-10 described control method, it is characterised in that：The low output operational mode includes At least one regulative mode in air port pore type, the gear of windscreen reduction at least, compressor operating frequency reduction；
The height output operational mode includes that guide vanes at air outlet formula or wind-guiding grate formula, windscreen raise at least one gear, compression Machine running frequency rises at least one regulative mode of senior middle school.
12. according to one of claim 9-11 described control method, it is characterised in that：In the low output operation of rate-determining steps selection After pattern,
It is described to judge that step is additionally operable to judge whether △ T=0 DEG C set up and (TInner ring 1-TInner ring 2Whether)/△ t=0 DEG C/min sets up,
Wherein：TInner ring 1It is the inner ring temperature of t detection, TInner ring 2It is the inner ring temperature of t+ △ ts detection.
13. control methods according to claim 12, it is characterised in that：If △ T=0 DEG C and (TInner ring 1-TInner ring 2)/△ t=0 DEG C/min establishments simultaneously, then maintain air-conditioning stable operation under the operational mode that rate-determining steps are selected；
If △ T=0 DEG C and (TInner ring 1-TInner ring 2Any one in)/△ t=0 DEG C/min is invalid, then detecting step is reused for inspection Survey indoor environment temperature TInner ring；Judge that step is reused for calculating △ T=| TInner ring-TSetting|, and judge △ T≤T1Whether set up.
14. according to one of claim 9-11 described control method, it is characterised in that：In rate-determining steps selection height output operation After pattern, then detecting step is reused for detection indoor environment temperature TInner ring；Judge that step is reused for calculating △ T=| TInner ring- TSetting|, and judge △ T≤T1Whether set up.
15. according to one of claim 9-14 described control method, it is characterised in that：The detecting step is additionally operable in detection Indoor environment temperature TInner ringBefore, for detecting whether air-conditioning sets specific run pattern：
If setting specific run pattern, by the specific run mode operation air-conditioning；
If not setting specific run pattern, continue to detect indoor environment temperature TInner ring。
16. control methods according to claim 15, it is characterised in that：The specific run pattern is included in following patterns At least one：Air-out mode setting pattern, windscreen setting pattern, compressor operating frequency setting pattern.
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CN108278760A (en) * 2017-12-20 2018-07-13 青岛海尔空调器有限总公司 The air blowing control method and computer storage media of air conditioner
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