CN106196440B - Air conditioner energy saving control method, control device and air-conditioning - Google Patents
Air conditioner energy saving control method, control device and air-conditioning Download PDFInfo
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- CN106196440B CN106196440B CN201610547549.1A CN201610547549A CN106196440B CN 106196440 B CN106196440 B CN 106196440B CN 201610547549 A CN201610547549 A CN 201610547549A CN 106196440 B CN106196440 B CN 106196440B
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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
- F24F11/62—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
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of air conditioner energy saving control method, control device and air-conditionings, the described method includes: operation of air conditioner, obtain real-time indoor environment temperature and setting target temperature, calculate the temperature difference between the real-time indoor environment temperature and the setting target temperature, as the real-time temperature difference, room temperature PID operation is carried out according to the real-time temperature difference, obtains first frequency；Real-time range between the indoor target in air-conditioning place and air-conditioning is obtained using the infrared distance measurement unit with infrared distance sensor, wind speed corresponding with the real-time range is determined according to the corresponding relationship of known distance and wind speed and as real-time wind speed, frequency corresponding with the real-time wind speed is obtained according to known wind speed and the corresponding relationship of frequency, as second frequency；It selects the smaller value in the first frequency and the second frequency as target frequency, is run according to the compressor that the target frequency controls air-conditioning.With the application of the invention, the Energy Saving Control of air-conditioning may be implemented.
Description
Technical field
The invention belongs to air-conditioning technique fields, specifically, being the air-conditioning equipment for being related to adjusting room air, more
It says to body, is to be related to air conditioner energy saving control method, control device and air-conditioning.
Background technique
Air-conditioning summer can freeze, winter can heat, and can adjust room temperature and reach cool in summer and warm in winter, provide for user
Comfortable environment.While air-conditioning provides comfort for user, incident is the contradiction with high energy consumption.Energy consumption is not
User's financial burden is increased only, it is also opposite with energy-saving and environment-friendly trend.Therefore, how to be provided comfortably using air-conditioning for user
The energy consumption that air-conditioning is reduced while environment is that current air conditioner producer has been working hard and solves the problems, such as.
Existing convertible frequency air-conditioner can control compressor operating frequency according to indoor environment temperature and setting target temperature, reach
To energy-saving purpose.But it can not achieve according to the control mode that temperature controls compressor operating frequency merely more excellent
Energy Saving Control, especially in the case where mutually synthermal, different wind speed operation, it is difficult to reach ideal Energy Saving Control.
Summary of the invention
The object of the present invention is to provide a kind of air conditioner energy saving control method, control device and air-conditionings, realize the energy conservation of air-conditioning
Control.
For achieving the above object, air conditioner energy saving control method provided by the invention, which adopts the following technical solutions, gives reality
It is existing:
A kind of method of air conditioner energy saving control, which comprises operation of air conditioner obtains real-time indoor environment temperature and sets
Set the goal temperature, calculates the temperature difference between the real-time indoor environment temperature and the setting target temperature, as the real-time temperature difference,
Room temperature PID operation is carried out according to the real-time temperature difference, obtains first frequency；Using the infrared distance measurement with infrared distance sensor
Unit obtains the real-time range between the indoor target in air-conditioning place and air-conditioning, according to the corresponding relationship of known distance and wind speed
Corresponding with real-time range wind speed is determined and as real-time wind speed, according to known wind speed and the acquisition of the corresponding relationship of frequency
Frequency corresponding with the real-time wind speed, as second frequency；Select the first frequency with it is smaller in the second frequency
Value is used as target frequency, is run according to the compressor that the target frequency controls air-conditioning.
Preferably, in the wind speed and the corresponding relationship of frequency, a wind speed corresponds to multiple frequencies, the second frequency
For the corresponding maximum frequency of the real-time wind speed.
Method as described above, if the smaller value in the first frequency and the second frequency is greater than setting most high frequency
Rate is run then using the setting highest frequency as the target frequency according to the compressor that the target frequency controls air-conditioning.
To realize aforementioned invention purpose, air conditioner energy saving controller provided by the invention, which adopts the following technical solutions, gives reality
It is existing:
A kind of device for realizing air conditioner energy saving control based on distance, described device include:
Indoor environment temperature acquiring unit, for obtaining real-time indoor environment temperature；
Target temperature acquiring unit is set, for obtaining setting target temperature；
Real-time temperature difference acquiring unit, for calculating between the real-time indoor environment temperature and the setting target temperature
The temperature difference, as the real-time temperature difference；
Room temperature PID arithmetic element obtains for carrying out PID arithmetic according to the real-time temperature difference and exports first frequency；
Infrared distance measurement unit has infrared distance sensor, for obtaining between the indoor target in air-conditioning place and air-conditioning
Real-time range；
Real-time wind speed acquiring unit, for being obtained and the real-time range according to the corresponding relationship of known distance and wind speed
Corresponding wind speed, and as real-time wind speed；
Second frequency acquiring unit, for being obtained and the real-time wind speed according to the corresponding relationship of known wind speed and frequency
Corresponding frequency, as second frequency；
Compressor frequency obtains and control unit, for selecting the smaller value in the first frequency and the second frequency
As target frequency, run according to the compressor that the target frequency controls air-conditioning.
Preferably, in the wind speed and the corresponding relationship of frequency, a wind speed corresponds to multiple frequencies, the second frequency
The second frequency that acquiring unit obtains is the corresponding maximum frequency of the real-time wind speed.
Device as described above, if the smaller value in the first frequency and the second frequency is greater than setting most high frequency
Rate, the compressor frequency, which is obtained, to be selected with control unit using the setting highest frequency as the target frequency, according to institute
State the compressor operation of target frequency control air-conditioning.
In addition, the present invention also provides a kind of air-conditionings with above-mentioned air conditioner energy saving controller.
Compared with prior art, the advantages and positive effects of the present invention are:
In the present invention, room temperature PID operation is carried out not only according to the temperature difference between indoor environment temperature and setting target temperature,
Obtain first frequency；Meanwhile the distance controlling wind speed of the target and air conditioning room also according to detection, and according to corresponding to wind speed determination
Frequency, as second frequency；Then, select the smaller value in first frequency and second frequency as target frequency, control is empty
Adjust compressor operation.That is, having comprehensively considered matching between temperature difference factor and wind speed factor when carrying out frequency control to compressor
It closes, so that the air-flow of blower operating driving is formed by during driving heat exchange amount caused by refrigerant when compressor is run and being somebody's turn to do
Heat exchange amount matches, avoid that press frequency is excessively high or rotation speed of fan it is excessively high caused by meaningless energy consumption, realize the section of air-conditioning
It can operation.Moreover, wind speed controls at a distance from air conditioning room according to target, the comfort level of user is improved, and can be in low wind
Noise is reduced when fast.
After a specific embodiment of the invention is read in conjunction with the figure, the other features and advantages of the invention will become more clear
Chu.
Detailed description of the invention
Fig. 1 is the flow chart of air conditioner energy saving control method one embodiment of the present invention；
Fig. 2 is the structural block diagram of air conditioner energy saving controller one embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to drawings and examples,
Invention is further described in detail.
Referring to Figure 1, which show the flow chart of air conditioner energy saving control method one embodiment of the present invention.
As shown in Figure 1, the method for embodiment air conditioner energy saving control is realized using the process with following step:
Step 11: operation of air conditioner obtains real-time indoor environment temperature, setting target temperature, meanwhile, obtain room where air-conditioning
The real-time range of interior target and air conditioning room.
Specifically, when air-conditioning is switched on and runs, the indoor environment temperature in room locating for real-time detection air-conditioning, real-time detection
Temperature as real-time indoor environment temperature.So-called real-time indoor environment temperature refers to after air-conditioning booting operation, according to setting
Determine the indoor environment temperature that temperature sampling frequency is constantly obtained and updated.The acquisition of real-time indoor environment temperature can use existing
Technology is realized.For example, by the way that air-conditioning air inlet is arranged in or close to the temperature sensor detection air inlet temperature of air-conditioning air inlet
Degree, the master control borad of air-conditioning passes through the output signal of temperature collection sensor and is handled, to get inlet air temperature, and will
The temperature is as real-time indoor environment temperature.
Setting target temperature, which refers to, wishes that the attainable target temperature of indoor environment institute, the setting target temperature can be use
Family passes through the temperature value that remote controler or control terminal for air conditioner or air-conditioning panel are inputted, and it is automatic to be also possible to air-conditioning master control borad
The setting value called.Regardless of the temperature value is set using which kind of mode, can be got by air-conditioning master control borad.
After air-conditioning booting operation, in addition to the real-time indoor environment temperature in room locating for real-time detection air-conditioning, also to examine in real time
Indoor target where surveying air-conditioning, and determine the real-time range of target and air conditioning room.So-called real-time range is opened in air-conditioning
After machine operation, the distance between indoor objects and air-conditioning for constantly obtaining and update according to setting sample frequency.The detection of target
And target realizes that structure is simple at a distance from air conditioning room using the infrared distance measurement unit with infrared distance sensor, is easy
It realizes, cost is relatively low.It specifically, is that setting infrared distance sensor and corresponding processing circuit, utilization are infrared on air-conditioning
The reflected intensity that the infrared signal that distance measuring sensor issues encounters obstacle target back reflection carries out the detection of target distance.
Step 12: it calculates real-time indoor environment temperature and sets the temperature difference between target temperature, as the real-time temperature difference, according to
The real-time temperature difference carries out room temperature PID operation, obtains first frequency；It is determining and real-time according to the corresponding relationship of known distance and wind speed
It is corresponding with real-time wind speed according to known wind speed and the acquisition of the corresponding relationship of frequency apart from corresponding wind speed and as real-time wind speed
Frequency, as second frequency.
Master control borad calculates the temperature difference between the two after getting real-time indoor environment temperature and setting target temperature,
As the real-time temperature difference.Then, room temperature PID operation is carried out according to the real-time temperature difference, obtains the frequency controlled compressor,
And the frequency is defined as first frequency.Wherein, room temperature PID operation is carried out according to the temperature difference, acquisition controls compressor
The specific method of target frequency can be realized using the prior art, be not elaborated and limited herein.
Meanwhile wind speed corresponding with real-time range is obtained also according to the corresponding relationship of known distance and wind speed, as reality
When wind speed.Specifically, corresponding relationship of the distance with wind speed is previously stored in the memory of air-conditioning master control borad, wherein away from
From the distance between indoor objects and air-conditioning are referred to, wind speed refers to the speed of indoor unit fan of air conditioner operating.For it is different away from
From being corresponding with not exactly the same or complete different wind speed, and distance is bigger, wind speed is lower.Also, it is preferred that, distance with
The corresponding relationship of wind speed be by research staff under theoretical direction, energy obtained by a large amount of operation of air conditioner simulated experiment
It is enough to take into account air-conditioning comfort and energy saving as far as possible.Therefore, corresponding with wind speed from distance after obtaining real-time range
Real-time range is first found in relationship, then obtains wind speed corresponding to the real-time range, and using the wind speed as real-time wind speed.
Then, frequency corresponding with real-time wind speed is obtained according to known wind speed and the corresponding relationship of frequency, as second frequency.
Specifically, being also previously stored with the corresponding relationship of wind speed and frequency in the memory of air-conditioning master control borad, wherein
Wind speed refers to that the speed of indoor unit fan of air conditioner operating, frequency refer to the running frequency of compressor.It is corresponding for different wind speed
There is different frequencies.Also, it is preferred that, the corresponding relationship of wind speed and frequency be by research staff under theoretical direction, through excessive
The operation of air conditioner simulated experiment of amount is obtained, can take into account air-conditioning comfort and energy saving as far as possible.Establish wind speed with
The starting point of the corresponding relationship of frequency are as follows: for air-conditioning system, if indoor machine fan revolving speed is certain, blower operating is driven
Dynamic air-flow is certain, that is, air quantity is certain；Air quantity is certain, the heat exchange formed when passing through indoor set heat exchanger with heat exchanger
Ability is certain.If compressor operating frequency is too small, refrigerant circulation is very few, can reduce the exchange capability of heat of indoor heat exchanger, make
Indoor supply air temperature is obtained to be not suitable for.And if compressor operating frequency is excessive, refrigerant circulation is big, indoor heat exchanger exchange capability of heat
Greatly, but since the air quantity generated under certain interior machine revolving speed is too small, heat exchanger heat exchange efficiency decline, and the big function of compressor be will lead to
Rate operation waste energy consumption.Therefore, it is necessary to and restriction corresponding with frequency work to wind speed.
Therefore, after obtaining real-time wind speed, real-time wind speed is first found from wind speed and the corresponding relationship of frequency, then
Frequency corresponding to the real-time wind speed is obtained, and using the frequency as second frequency.
Moreover, a wind speed may correspond to a frequency, it is also possible to corresponding multiple frequencies.If a wind speed corresponds to more
A frequency namely a real-time wind speed are corresponding with multiple frequencies, in this case, selecting the maximum frequency in multiple frequencies as
Two frequencies.
Step 13: selecting the smaller value in first frequency and second frequency as target frequency, controlled according to target frequency
The compressor of air-conditioning is run.
Specifically, first frequency and second frequency that comparison step 12 obtains select the smaller value in the two, as mesh
Frequency is marked, is run according to the compressor that target frequency controls air-conditioning.
Frequency of air condition compressor is controlled using the above method, has been comprehensively considered between temperature difference factor and wind speed factor
Cooperation, so that the air-flow of blower operating driving is formed during driving heat exchange amount caused by refrigerant when compressor is run and being somebody's turn to do
Heat exchange amount match, avoid that press frequency is excessively high or rotation speed of fan it is excessively high caused by meaningless energy consumption, realize air-conditioning
Energy-saving run.Moreover, wind speed controls at a distance from air conditioning room according to target, the comfort of air-supply and relaxing for user are also improved
Appropriateness.
Embodiment more preferably is previously stored with a setting highest frequency in the memory of air-conditioning master control borad,
If step 13 determines that the smaller value in first frequency and second frequency is greater than setting highest frequency, setting highest frequency is made
For target frequency.That is, either which frequency to control compressor according to, the running frequency of guarantee compressor is no more than
Set highest frequency.
Fig. 2 is referred to, the figure shows the structural block diagrams of air conditioner energy saving controller one embodiment of the present invention.
As shown in Fig. 2, the structural unit and its function that the air conditioner energy saving controller of the embodiment is included are as follows:
Indoor environment temperature acquiring unit 21, for obtaining real-time indoor environment temperature.
Target temperature acquiring unit 22 is set, for obtaining setting target temperature.
Real-time temperature difference acquiring unit 23, for calculating the real-time indoor environment temperature of the output of indoor environment temperature acquiring unit 21
The temperature difference between setting target temperature that degree and setting target temperature acquiring unit 22 obtain, and as the real-time temperature difference.
Room temperature PID arithmetic element 24, the real-time temperature difference for being exported according to real-time temperature difference acquiring unit 23 carry out PID fortune
It calculates, obtains and export first frequency.
Infrared distance measurement unit 25 includes infrared distance sensor, for indoor target where obtaining air-conditioning in real time with
Real-time range between air-conditioning.
Real-time wind speed acquiring unit 26, for being obtained and infrared distance measurement list according to the corresponding relationship of known distance and wind speed
The corresponding wind speed of real-time range of 25 output of member, and as real-time wind speed.
Second frequency acquiring unit 27 is obtained for being obtained according to the corresponding relationship of known wind speed and frequency with real-time wind speed
The corresponding frequency of real-time wind speed for taking unit 26 to export, and as second frequency.
Compressor frequency obtain with control unit 28, for select room temperature PID arithmetic element 24 export first frequency with
The smaller value in second frequency that second frequency acquiring unit 27 exports controls air-conditioning as target frequency, and according to target frequency
Compressor operation.
As preferred embodiment, in the corresponding relationship of wind speed and frequency, a wind speed can correspond to multiple frequencies.This
In the case of, the second frequency that second frequency acquiring unit 27 obtains is the corresponding maximum frequency of real-time wind speed.
Embodiment more preferably, if the smaller value in first frequency and second frequency is greater than setting highest frequency,
Then compressor frequency is obtained selects to control setting highest frequency as target frequency, and according to target frequency with control unit 28
The compressor of air-conditioning is run.
Each structural unit in above-mentioned apparatus runs corresponding software program, and executes air conditioner energy saving according to the process of Fig. 1
Control, realizes the energy-saving run of air-conditioning.
Moreover, the energy-saving control device of Fig. 2 can be applied in air-conditioning, the air-conditioning with energy-saving run function is formed.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than is limited；Although referring to aforementioned reality
Applying example, invention is explained in detail, for those of ordinary skill in the art, still can be to aforementioned implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these are modified or replace
It changes, the spirit and scope for claimed technical solution of the invention that it does not separate the essence of the corresponding technical solution.
Claims (7)
1. a kind of air conditioner energy saving control method, which is characterized in that the described method includes: operation of air conditioner, obtains real-time indoor environment
Temperature and setting target temperature calculate the temperature difference between the real-time indoor environment temperature and the setting target temperature, as
The real-time temperature difference carries out room temperature PID operation according to the real-time temperature difference, obtains first frequency；Using with infrared distance sensor
Infrared distance measurement unit obtain air-conditioning where real-time range between indoor target and air-conditioning, according to known distance and wind speed
Corresponding relationship determine corresponding with real-time range wind speed and as real-time wind speed, according to pair of known wind speed and frequency
Relation acquisition frequency corresponding with the real-time wind speed is answered, as second frequency；Select the first frequency and second frequency
Smaller value in rate is run as target frequency according to the compressor that the target frequency controls air-conditioning.
2. the method according to claim 1, wherein in the wind speed and the corresponding relationship of frequency, a wind speed
Multiple frequencies are corresponded to, the second frequency is the corresponding maximum frequency of the real-time wind speed.
3. method according to claim 1 or 2, which is characterized in that if in the first frequency and the second frequency
Smaller value is greater than setting highest frequency, then using the setting highest frequency as the target frequency, according to the target frequency
Control the compressor operation of air-conditioning.
4. a kind of air conditioner energy saving controller, which is characterized in that described device includes:
Indoor environment temperature acquiring unit, for obtaining real-time indoor environment temperature；
Target temperature acquiring unit is set, for obtaining setting target temperature；
Real-time temperature difference acquiring unit, for calculating the temperature between the real-time indoor environment temperature and the setting target temperature
Difference, as the real-time temperature difference；
Room temperature PID arithmetic element obtains for carrying out PID arithmetic according to the real-time temperature difference and exports first frequency；
Infrared distance measurement unit has infrared distance sensor, for obtaining the reality between the indoor target in air-conditioning place and air-conditioning
When distance；
Real-time wind speed acquiring unit, it is corresponding with the real-time range for being obtained according to known distance with the corresponding relationship of wind speed
Wind speed, and as real-time wind speed；
Second frequency acquiring unit, it is corresponding with the real-time wind speed for being obtained according to known wind speed with the corresponding relationship of frequency
Frequency, as second frequency；
Compressor frequency obtains and control unit, for select the smaller value in the first frequency and the second frequency as
Target frequency is run according to the compressor that the target frequency controls air-conditioning.
5. device according to claim 4, which is characterized in that in the wind speed and the corresponding relationship of frequency, a wind speed
Multiple frequencies are corresponded to, the second frequency that the second frequency acquiring unit obtains is the corresponding maximum of the real-time wind speed
Frequency.
6. device according to claim 4 or 5, which is characterized in that if in the first frequency and the second frequency
Smaller value is greater than setting highest frequency, the compressor frequency obtain with control unit select using the setting highest frequency as
The target frequency is run according to the compressor that the target frequency controls air-conditioning.
7. a kind of air-conditioning, which is characterized in that the air-conditioning includes air-conditioning section described in any one of the claims 4 to 6
It can control device.
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| CN108019866B (en) * | 2017-12-06 | 2020-07-24 | 瑞安市瑞海机电有限公司 | Humidifier control method |
| CN109186043B (en) * | 2018-07-19 | 2020-11-27 | 青岛海尔空调器有限总公司 | Wall-mounted air conditioner and control method thereof |
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| CN104697109A (en) * | 2014-12-22 | 2015-06-10 | 青岛海尔空调器有限总公司 | Refrigeration control method, control device and variable frequency air conditioner |
| CN104697119A (en) * | 2015-03-24 | 2015-06-10 | 广东美的制冷设备有限公司 | Adaptive air supply method of air conditioner and controller |
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