CN105444334A - Control method for air conditioner unit and control device - Google Patents
Control method for air conditioner unit and control device Download PDFInfo
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- CN105444334A CN105444334A CN201410415515.8A CN201410415515A CN105444334A CN 105444334 A CN105444334 A CN 105444334A CN 201410415515 A CN201410415515 A CN 201410415515A CN 105444334 A CN105444334 A CN 105444334A
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Abstract
The invention discloses a control method for an air conditioner unit and a control device, and relates to the technical field of air conditioner control methods. The control method for the air conditioner unit includes the steps that the air conditioner unit receives external electricity suppressing signals, and one or more of the following operations are carried out according to the electricity suppressing signals. The operations include the steps of lowering the work frequency of an outdoor unit compressor, changing the setting parameters of indoor units, and closing at least one indoor unit. Through the operations, the power consumption of the air conditioner unit can be lowered, and the electricity suppressing requirement is met. The invention further provides the control device of the air conditioner unit in order to implement the control method. The control method can automatically respond the electricity suppressing signals of an intelligent power grid, realize intelligent control over the air conditioner unit, save energy and protect the environment.
Description
Technical field
The present invention relates to air conditioning control method technical field, particularly relate to a kind of control method of air-conditioner set and realize the control device of this control method.
Background technology
At present, in world wide, the construction process of intelligent grid starts comprehensively, many countries all establish intelligent grid construction object, course of action and investment plan, combine the oversight mechanism in area separately, electrical network Status Quo of Infrastructures and social development situation simultaneously, draft different intelligent grid strategies targetedly.The realization of intelligent grid, needs each consumer products can make corresponding action.
Air-conditioning belongs to the larger household electrical appliance of power consumption, therefore just requires that air-conditioning can adjust power consumption condition automatically according to the demand of electrical network.Current Government Of Australia explicitly calls for, and starts, require to realize the control for air-conditioner power consumption ability by the suppression signal that air-conditioning equipment can send according to Utilities Electric Co. from 2015.And there is following problem in current air-conditioning on the market:
(1) current air-conditioning on the market substantially all with or without source signal reception port, when receiving passive signal, can realize air-conditioning and directly shutting down theoretically; If but to realize exporting according to percentage power consumption level, current hardware unit and processing method all cannot realize;
(2) at present tou power price is carried out in Some Domestic area, user cannot by air-conditioning be simply arranged on peak of power consumption time automatically reduce the power consumption of air-conditioner set.
Summary of the invention
An object of the present invention is to propose a kind of control method that can suppress the air-conditioner set of signal reduction air-conditioning power consumption according to electric power.
An also object of the present invention proposes a kind of control device that can suppress the air-conditioner set of signal reduction air-conditioning power consumption according to electric power.
For reaching this object, on the one hand, the present invention is by the following technical solutions:
A kind of control method of air-conditioner set, the electric power that described air-conditioner set receives from outside suppresses signal, and one or more operations carried out according to described electric power suppression signal in following operation, described operation comprises: reduce the operating frequency of compressor of outdoor unit, change the setup parameter of indoor set, close at least one indoor set.
Preferably, the setup parameter of described indoor set comprises design temperature and/or wind speed.
Preferably, described electric power suppresses signal for stopping power consumption signal and/or power consumption rejection ratio signal, and described power consumption rejection ratio is the target power consumption of air-conditioner set and the ratio of initial power consumption.
Preferably, described control method comprises the following steps:
Steps A, to suppress after signal when receiving the electric power from outside, if electric power suppressing signal for stopping power consumption signal, carrying out step G, if electric power suppresses signal to be power consumption rejection ratio signal, then carrying out step B;
Step B, air-conditioner set calculate according to power consumption rejection ratio signal and obtain the target power consumption of air-conditioner set after electric power suppresses;
Step C, air-conditioner set control the operating frequency reducing compressor of outdoor unit, then judge whether the current power consumption of air-conditioner set is less than or equal to target power consumption, if so, then jumps to step H, otherwise carry out step D;
The setup parameter of step D, air-conditioner set control break indoor set, then judges whether the current power consumption of air-conditioner set is less than or equal to target power consumption, if so, then jumps to step H, otherwise carries out step e;
Step e, air-conditioner set control closedown indoor set, then carry out step F;
Step F, air-conditioner set judge whether its current power consumption is less than or equal to target power consumption, if so, then jumps to step H, otherwise carry out step e;
Step G, air-conditioner set close all indoor sets;
Step H, air-conditioner set complete electric power inhibitory control.
Preferably, when receiving at least two power consumption rejection ratio signals, air-conditioner set calculates according to minimum power consumption rejection ratio signal and obtains the target power consumption of air-conditioner set after electric power suppresses.
Preferably, described electric power suppresses signal to be power consumption rejection ratio range signal, the minimum of a value of described power consumption rejection ratio scope is the minimum target power consumption of air-conditioner set and the ratio of initial power consumption, the maximum of described power consumption rejection ratio scope is the maximum target power consumption of air-conditioner set and the ratio of initial power consumption, air-conditioner set calculates according to power consumption rejection ratio range signal and obtains target power consumption scope, and by carrying out described operation, its current power consumption is fallen within the scope of described target power consumption.
On the other hand, the present invention is by the following technical solutions:
A control device for air-conditioner set, for realizing above-mentioned control method, it comprises control unit, Current Voltage collecting unit and communication unit, wherein,
Communication unit, is connected with the power line of described air-conditioner set, suppresses signal for receiving electric power and transmits it to described control unit;
Current Voltage collecting unit, for gathering the voltage and current signal of described air-conditioner set and transmitting it to described control unit;
Control unit, for calculating the power consumption obtaining air-conditioner set according to voltage and current signal, and suppresses signal to control the off-premises station of air-conditioner set and indoor set in conjunction with electric power.
Preferably, described control device also comprises the electric power be connected with described control unit and suppresses signal input unit.
Preferably, described control device also comprises the electric power holddown display unit be connected with described control unit.
Beneficial effect of the present invention is:
The control method of air-conditioner set provided by the invention is, the electric power that air-conditioner set receives from outside suppresses signal, and according to electric power suppress signal by reduce compressor of outdoor unit operating frequency, change indoor set setup parameter, close the operations such as at least one indoor set, thus reach reduction air-conditioner set power consumption object, the method can suppress signal from the electric power of dynamic response intelligent grid, realize the Based Intelligent Control to air-conditioner set, energy-conserving and environment-protective.
Accompanying drawing explanation
Fig. 1 is the structural representation of the air-conditioner set that the embodiment of the present invention one provides;
Fig. 2 is the control method flow chart of the air-conditioner set that the embodiment of the present invention one provides.
In figure, 1, off-premises station; 2, indoor set; 3, control unit; 4, Current Voltage collecting unit; 5, communication unit; 6, electric power suppresses signal input unit; 7, electric power holddown display unit.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
The present invention proposes a kind of control method of air-conditioner set, the electric power that air-conditioner set receives from outside suppresses signal, and suppress signal to carry out one or more operations of following operation according to electric power, described operation comprises: the operating frequency reducing compressor of outdoor unit, change the setup parameter of indoor set, close at least one indoor set, the power consumption of air-conditioner set can be reduced by aforesaid operations, suppress requirement to meet electric power.
Control method provided by the invention can suppress signal from the electric power of dynamic response intelligent grid, realizes the Based Intelligent Control to air-conditioner set, energy-conserving and environment-protective.
Embodiment one:
As shown in Figure 1, the air-conditioner set that the present embodiment provides comprises off-premises station 1, multiple indoor set 2 and control device, and control device comprises control unit 3, Current Voltage collecting unit 4 and communication unit 5.Communication unit 5 is connected with the power line of air-conditioner set, and the electric power sent for receiving intelligent grid suppresses signal and suppressed by electric power Signal transmissions to control unit 3.Current Voltage collecting unit 4 can gather the voltage and current signal of air-conditioner set and transmit it to control unit 3.Control unit 3 can calculate according to voltage and current signal the power consumption obtaining air-conditioner set, and suppresses signal to control the off-premises station 1 of air-conditioner set and indoor set 2 in conjunction with electric power.
Electric power wherein suppresses signal for stopping power consumption signal, also can be power consumption rejection ratio signal.If stop power consumption signal, then control unit 3 controls closeall indoor set 2, and air-conditioner set shuts down, and realizes zero power consumption.Power consumption rejection ratio is the target power consumption of air-conditioner set and the ratio of initial power consumption, and such as, if the power consumption rejection ratio signal received is 70%, then the power consumption that control unit 3 controls air-conditioner set reduces to 70% of former power consumption.In addition, electric power suppresses signal also can be a value range, i.e. power consumption rejection ratio range signal, the minimum of a value of power consumption rejection ratio scope is the minimum target power consumption of air-conditioner set and the ratio of initial power consumption, the maximum of power consumption rejection ratio scope is the maximum target power consumption of air-conditioner set and the ratio of initial power consumption, now, the power consumption then needing control unit 3 to control air-conditioner set drops within the scope of target power consumption, such as, the power consumption rejection ratio range signal received is 50%-70%, the power consumption that then control unit 3 controls air-conditioner set reduces to the 50%-70% of former power consumption.
Suppress signal for stopping power consumption signal and power consumption rejection ratio signal for electric power below, illustrate the control method of this air-conditioner set, as shown in Figure 2, this control method comprises the following steps:
Steps A, the electric power received from intelligent grid when communication unit 5 suppress after signal, electric power suppresses Signal transmissions to control unit 3 by communication unit 5, control unit 3 judges that electric power suppresses signal to be stop power consumption signal or power consumption rejection ratio signal, if stop power consumption signal then to carry out step G, if power consumption rejection ratio signal, then carry out step B;
The voltage and current signal that step B, control unit 3 gather according to Current Voltage collecting unit 4 calculates the initial power consumption obtaining air-conditioner set, then calculates according to initial power consumption and power consumption rejection ratio signal and obtains the target power consumption of air-conditioner set after electric power suppresses;
Step C, control unit 3 control the operating frequency reducing off-premises station 1 compressor, then the current power consumption obtaining air-conditioner set is calculated according to current voltage and current signal, and judge whether the current power consumption of air-conditioner set is less than or equal to target power consumption, if, then jump to step H, otherwise carry out step D;
The setup parameter of step D, control unit 3 control break indoor set 2, then calculate the current power consumption obtaining air-conditioner set according to current voltage and current signal, and judge whether the current power consumption of air-conditioner set is less than or equal to target power consumption, if, then jump to step H, otherwise carry out step e;
Step e, control unit 3 control closedown indoor set 2, then carry out step F;
Step F, control unit 3 calculate the current power consumption obtaining air-conditioner set according to current voltage and current signal, and judge whether its current power consumption is less than or equal to target power consumption, if so, then jumps to step H, otherwise carry out step e;
Step G, control unit 3 control to close all indoor sets 2;
Step H, air-conditioner set complete electric power inhibitory control.
Wherein, step D specifically comprises the steps:
Step D1, control unit 3 judge the pattern that air-conditioner set is current, if refrigeration mode then carries out step D2, if heating mode then carries out step D6;
Step D2, control unit 3 judge that whether the design temperature of air-conditioner set is lower than first foundation temperature, and if so, then carry out step D3, otherwise jump to step D5, in the present embodiment, first foundation temperature is preferably 26 DEG C;
Design temperature is adjusted to first foundation temperature by step D3, control unit 3;
Step D4, control unit 3 judge whether the current power consumption of air-conditioner set is less than or equal to target power consumption, if so, then jumps to step H, otherwise carry out step D5;
Design temperature is increased Δ t1 by step D5, control unit 3, then judges that whether the design temperature after increasing is lower than the first limiting temperature, if, then jump to step D4, otherwise carry out step e, in the present embodiment, Δ t1 is preferably 1 DEG C, and the first limiting temperature is preferably 30 DEG C.
Step D6, control unit 3 judge that whether the design temperature of air-conditioner set is greater than or equal to the second basal temperature, and if so, then carry out step D7, otherwise jump to step D9, in the present embodiment, the second basal temperature is preferably 26 DEG C;
Design temperature is adjusted to the second basal temperature by step D7, control unit 3;
Step D8, control unit 3 judge whether the current power consumption of air-conditioner set is less than or equal to target power consumption, if so, then jumps to step H, otherwise carry out step D9;
Design temperature is reduced Δ t2 by step D9, control unit 3, then judges that whether the design temperature after increasing is higher than the second limiting temperature, if, then jump to step D8, otherwise carry out step e, in the present embodiment, Δ t2 is preferably 1 DEG C, and the second limiting temperature is preferably 16 DEG C.
Except adjustment aim temperature, also adjust the wind speed of indoor set 2 by control unit 3, to reduce the power consumption of air-conditioner set.
In addition, control unit 3 also can connect electric power and suppress signal input unit 6, and user can suppress signal by manual input electric power as required.When control unit 3 receives two or more power consumption rejection ratio signals, according to regard to low principle, minimum power consumption rejection ratio signal is selected to calculate.
Control unit 3 also can connect electric power holddown display unit 7, user observes the operation conditions of air-conditioner set by electric power holddown display unit 7, as current flow, voltage, power consumption, the power consumption rejection ratio that reach, current power consumption rejection ratio etc.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (9)
1. the control method of an air-conditioner set, it is characterized in that, the electric power that described air-conditioner set receives from outside suppresses signal, and one or more operations carried out according to described electric power suppression signal in following operation, described operation comprises: reduce the operating frequency of compressor of outdoor unit, change the setup parameter of indoor set, close at least one indoor set.
2. the control method of a kind of air-conditioner set according to claim 1, is characterized in that: the setup parameter of described indoor set comprises design temperature and/or wind speed.
3. the control method of a kind of air-conditioner set according to claim 1 and 2, it is characterized in that: described electric power suppresses signal for stopping power consumption signal and/or power consumption rejection ratio signal, and described power consumption rejection ratio is the target power consumption of air-conditioner set and the ratio of initial power consumption.
4. the control method of a kind of air-conditioner set according to claim 3, is characterized in that, described control method comprises the following steps:
Steps A, to suppress after signal when receiving the electric power from outside, if electric power suppressing signal for stopping power consumption signal, carrying out step G, if electric power suppresses signal to be power consumption rejection ratio signal, then carrying out step B;
Step B, air-conditioner set calculate according to power consumption rejection ratio signal and obtain the target power consumption of air-conditioner set after electric power suppresses;
Step C, air-conditioner set control the operating frequency reducing compressor of outdoor unit, then judge whether the current power consumption of air-conditioner set is less than or equal to target power consumption, if so, then jumps to step H, otherwise carry out step D;
The setup parameter of step D, air-conditioner set control break indoor set, then judges whether the current power consumption of air-conditioner set is less than or equal to target power consumption, if so, then jumps to step H, otherwise carries out step e;
Step e, air-conditioner set control closedown indoor set, then carry out step F;
Step F, air-conditioner set judge whether its current power consumption is less than or equal to target power consumption, if so, then jumps to step H, otherwise carry out step e;
Step G, air-conditioner set close all indoor sets;
Step H, air-conditioner set complete electric power inhibitory control.
5. the control method of a kind of air-conditioner set according to claim 4, it is characterized in that: when receiving at least two power consumption rejection ratio signals, air-conditioner set calculates according to minimum power consumption rejection ratio signal and obtains the target power consumption of air-conditioner set after electric power suppresses.
6. the control method of a kind of air-conditioner set according to claim 3, it is characterized in that: described electric power suppresses signal to be power consumption rejection ratio range signal, the minimum of a value of described power consumption rejection ratio scope is the minimum target power consumption of air-conditioner set and the ratio of initial power consumption, the maximum of described power consumption rejection ratio scope is the maximum target power consumption of air-conditioner set and the ratio of initial power consumption, air-conditioner set calculates according to power consumption rejection ratio range signal and obtains target power consumption scope, and by carrying out described operation, its current power consumption is fallen within the scope of described target power consumption.
7. the control device of an air-conditioner set, it is characterized in that: for realizing the control method as described in any one of claim 1 to 6, it comprises control unit (3), Current Voltage collecting unit (4) and communication unit (5), wherein
Communication unit (5), is connected with the power line of described air-conditioner set, suppresses signal for receiving electric power and transmits it to described control unit (3);
Current Voltage collecting unit (4), for gathering the voltage and current signal of described air-conditioner set and transmitting it to described control unit (3);
Control unit (3), for calculating the power consumption obtaining air-conditioner set according to voltage and current signal, and suppresses signal to control the off-premises station (1) of air-conditioner set and indoor set (2) in conjunction with electric power.
8. the control device of a kind of air-conditioner set according to claim 7, is characterized in that: described control device also comprises the electric power be connected with described control unit (3) and suppresses signal input unit (6).
9. the control device of a kind of air-conditioner set according to claim 7, is characterized in that: described control device also comprises the electric power holddown display unit (7) be connected with described control unit (3).
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| CN201410415515.8A CN105444334A (en) | 2014-08-21 | 2014-08-21 | Control method for air conditioner unit and control device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107086608A (en) * | 2017-05-17 | 2017-08-22 | 珠海格力电器股份有限公司 | Unit and control method, device and system thereof |
| CN109556227A (en) * | 2018-11-02 | 2019-04-02 | 广东美的暖通设备有限公司 | Air-conditioner set and its control method, control device |
| WO2019100907A1 (en) * | 2017-11-27 | 2019-05-31 | 国网北京市电力公司 | Method, device and system for controlling air source heat pump, and air source heat pump |
| CN110425705A (en) * | 2019-08-27 | 2019-11-08 | 宁波奥克斯电气股份有限公司 | A kind of air-conditioning power consumption control system and air-conditioning |
| WO2020143778A1 (en) * | 2019-01-10 | 2020-07-16 | 青岛海尔空调电子有限公司 | Air conditioner control method and device, and computer storage medium |
| CN113825956A (en) * | 2020-04-21 | 2021-12-21 | 日立江森自控空调有限公司 | Air conditioner and management device |
| US11815276B2 (en) | 2019-01-10 | 2023-11-14 | Qingdao Haier Air-Conditioning Electronic Co., Ltd. | Air conditioner control method and device, and computer storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107086608A (en) * | 2017-05-17 | 2017-08-22 | 珠海格力电器股份有限公司 | Unit and control method, device and system thereof |
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| WO2020143778A1 (en) * | 2019-01-10 | 2020-07-16 | 青岛海尔空调电子有限公司 | Air conditioner control method and device, and computer storage medium |
| US11815276B2 (en) | 2019-01-10 | 2023-11-14 | Qingdao Haier Air-Conditioning Electronic Co., Ltd. | Air conditioner control method and device, and computer storage medium |
| CN110425705A (en) * | 2019-08-27 | 2019-11-08 | 宁波奥克斯电气股份有限公司 | A kind of air-conditioning power consumption control system and air-conditioning |
| CN113825956A (en) * | 2020-04-21 | 2021-12-21 | 日立江森自控空调有限公司 | Air conditioner and management device |
| CN113825956B (en) * | 2020-04-21 | 2023-06-13 | 日立江森自控空调有限公司 | Air conditioner and management device |
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