CN104456856A - Control method and control device for water-cooling air cooler - Google Patents
Control method and control device for water-cooling air cooler Download PDFInfo
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- CN104456856A CN104456856A CN201410817404.XA CN201410817404A CN104456856A CN 104456856 A CN104456856 A CN 104456856A CN 201410817404 A CN201410817404 A CN 201410817404A CN 104456856 A CN104456856 A CN 104456856A
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- 238000001816 cooling Methods 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/0001—Control or safety arrangements for ventilation
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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
- F24F11/70—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
-
- 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
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- 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
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Fluid Mechanics (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides a control method and a control device of a water-cooling air cooler, wherein the control method comprises the following steps: acquiring the inlet water temperature of the condenser and the operation load of the compressor; searching data of the rotating speed of the motor in a preset database according to the water inlet temperature of the condenser and the operation load of the compressor, wherein the preset database stores a plurality of groups of data of the water inlet temperature of the condenser, the operation load of the compressor and the rotating speed of the motor; and controlling the motor to work at the searched rotating speed. According to the technical scheme provided by the invention, the work of the water-cooling air cooler is reasonably controlled in real time, so that the energy efficiency of the water-cooling air cooler is improved, the phenomenon that the compressor blows water during the work with low operation load is avoided, and the noise control of the water-cooling air cooler is facilitated.
Description
Technical field
The present invention relates to air-cooler technical field, more specifically, relate to a kind of control method and control device of Water cooling cold air blower.
Background technology
According to international standard GB/T 17758-2010 " unit type air conditioner ", efficiency IPLV (Integrated part-load value) is defined:
IPLV＝2.3％×A+41.5％×B+46.1％×C+10.1％×D；
Wherein, the EER (Energy Efficiency Ratio, the coefficient of performance of refrigerating of air-conditioner) that A is the operating load of compressor when being 100%; The EER that B is the operating load of compressor when being 75%; The EER that C is the operating load of compressor when being 50%; D is the operating load of compressor is the EER of 25%.
From above-mentioned definition, B and C accounting is 87.6%, is the key core part of IPLV.Namely Water cooling cold air blower is in actual application, and its compressor does not always work with operating load 100%, and along with the change of extraneous thermic load, most times compressor carries out work with operating load 50% and 75%.But, the motor of existing Water cooling cold air blower be determine frequency can not the motor of speed governing, namely blower fan discharge quantity of fan is unadjustable, make the compressor of Water cooling cold air blower when low operating load work, its blower fan discharge quantity of fan is identical with the blower fan discharge quantity of fan of compressor when operating load 100% works, cause the efficiency of air-cooler to reduce, and hold the phenomenon occurring wind water.
Summary of the invention
In view of this, the invention provides a kind of control method and control device of Water cooling cold air blower, according to the inflow temperature of condenser and the operating load of compressor, the rotating speed of motor is regulated, to regulate blower fan discharge quantity of fan, improve the efficiency of Water cooling cold air blower, avoid wind water phenomenon to occur, and be conducive to the control of the noise of Water cooling cold air blower.
For achieving the above object, technical scheme provided by the invention is as follows:
A control method for Water cooling cold air blower, described Water cooling cold air blower comprises compressor, condenser, motor and blower fan, comprising:
Obtain the inflow temperature of described condenser and the operating load of described compressor;
According to the inflow temperature of described condenser and the operating load of described compressor, the data of the rotating speed of described motor are searched in presetting database, wherein, described presetting database stores the data of the rotating speed of many group inflow temperatures of described condenser and the operating load-described motor of described compressor;
Control described motor with the rotary speed working found.
Preferably, described preset data library storage packet is drawn together:
When the inflow temperature of described condenser is the first preset temperature range, and when the operating load of described compressor is 100%, the rotating speed of corresponding described motor is the first preset rotation speed, is the first default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the second preset temperature range, and when the operating load of described compressor is 75%, the rotating speed of corresponding described motor is the second preset rotation speed, is the second default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the 3rd preset temperature range, and when the operating load of described compressor is 50%, the rotating speed of corresponding described motor is the 3rd preset rotation speed, is the 3rd default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the 4th preset temperature range, and when the operating load of described compressor is 25%, the rotating speed of corresponding described motor is the 4th preset rotation speed, is the 4th default air quantity to make described blower fan discharge quantity of fan;
And when the inflow temperature of described condenser is the 5th preset temperature range, and when described compressor is out of service, the rotating speed of corresponding described motor is to become 0 after current rotary speed working Preset Time.
Preferably, described first preset temperature range is: be not less than 28 DEG C; Described second preset temperature range is: be less than 28 DEG C and be greater than 24 DEG C; Described 3rd preset temperature range is: be not more than 24 DEG C and be greater than 21 DEG C; Described 4th preset temperature range is: be not more than 21 DEG C and be greater than 16 DEG C; Described 5th preset temperature range is: be not more than 16 DEG C.
Preferably, described first preset rotation speed is identical with described second preset rotation speed, and the described first default air quantity and second presets the nominal air delivery that air quantity is described blower fan;
And described 3rd preset rotation speed is identical with the 4th preset rotation speed, and the described 3rd default air quantity and the 4th default air quantity are the described nominal air delivery being reduced to preset multiple.
Preferably, the described nominal air delivery of described preset multiple is: the described nominal air delivery of 65%.
A control device for Water cooling cold air blower, described Water cooling cold air blower comprises compressor, condenser, motor and blower fan, comprising:
Acquisition module, for the operating load of the inflow temperature and described compressor that obtain described condenser;
Memory module, for storing presetting database, wherein, described presetting database stores the data of the rotating speed of many group inflow temperatures of described condenser and the operating load-described motor of described compressor;
Search module, for according to the inflow temperature of described condenser and the operating load of described compressor, in presetting database, search the data of the rotating speed of described motor;
And control module, for controlling described motor with the rotary speed working found.
Preferably, described preset data library storage packet is drawn together:
When the inflow temperature of described condenser is the first preset temperature range, and when the operating load of described compressor is 100%, the rotating speed of corresponding described motor is the first preset rotation speed, is the first default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the second preset temperature range, and when the operating load of described compressor is 75%, the rotating speed of corresponding described motor is the second preset rotation speed, is the second default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the 3rd preset temperature range, and when the operating load of described compressor is 50%, the rotating speed of corresponding described motor is the 3rd preset rotation speed, is the 3rd default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the 4th preset temperature range, and when the operating load of described compressor is 25%, the rotating speed of corresponding described motor is the 4th preset rotation speed, is the 4th default air quantity to make described blower fan discharge quantity of fan;
And when the inflow temperature of described condenser is the 5th preset temperature range, and when described compressor is out of service, the rotating speed of corresponding described motor is to become 0 after current rotary speed working Preset Time.
Preferably, described first preset temperature range is: be not less than 28 DEG C; Described second preset temperature range is: be less than 28 DEG C and be greater than 24 DEG C; Described 3rd preset temperature range is: be not more than 24 DEG C and be greater than 21 DEG C; Described 4th preset temperature range is: be not more than 21 DEG C and be greater than 16 DEG C; Described 5th preset temperature range is: be not more than 16 DEG C.
Preferably, described first preset rotation speed is identical with described second preset rotation speed, and the described first default air quantity and second presets the nominal air delivery that air quantity is described blower fan;
And described 3rd preset rotation speed is identical with the 4th preset rotation speed, and the described 3rd default air quantity and the 4th default air quantity are the described nominal air delivery being reduced to preset multiple.
Preferably, the described nominal air delivery of described preset multiple is: the described nominal air delivery of 65%.
Compared to prior art, at least concrete following advantage of technical scheme provided by the invention:
The control method of a kind of Water cooling cold air blower provided by the invention and control device, wherein, comprising: obtain the inflow temperature of described condenser and the operating load of described compressor; According to the inflow temperature of described condenser and the operating load of described compressor, the data of the rotating speed of described motor are searched in presetting database, wherein, described presetting database stores the data of the rotating speed of many group inflow temperatures of described condenser and the operating load-described motor of described compressor; Control described motor with the rotary speed working found.
As shown in the above, technical scheme provided by the invention, in the course of work of Water cooling cold air blower, the inflow temperature of Real-time Obtaining condenser and the operating load of compressor, and, according to the state of the inflow temperature of condenser and the operating load of compressor, in the presetting database stored, inquire about the rotary speed data of the motor corresponding with the inflow temperature of current condenser and the operating load of compressor, then control motor with the rotary speed working inquired, ensure that the discharge quantity of fan of blower fan is for presetting air quantity, by above-mentioned control method, in real time the work of Water cooling cold air blower is reasonably controlled, to improve the efficiency of Water cooling cold air blower, compressor is avoided to occur the phenomenon of wind water when low operating load work, and be conducive to the control of the noise of Water cooling cold air blower.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The flow chart of the control method of a kind of Water cooling cold air blower that Fig. 1 provides for the embodiment of the present application;
The structural representation of the control device of a kind of Water cooling cold air blower that Fig. 2 provides for the embodiment of the present application;
The structural representation of a kind of Water cooling cold air blower that Fig. 3 provides for the embodiment of the present application.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As described in background, the motor of existing Water cooling cold air blower be determine frequency can not the motor of speed governing, namely blower fan discharge quantity of fan is unadjustable, make the compressor of Water cooling cold air blower when low operating load work, its blower fan discharge quantity of fan is identical with the blower fan discharge quantity of fan of compressor when operating load 100% works, and causes the efficiency of air-cooler to reduce; And hold the phenomenon occurring wind water, namely the compressor of Water cooling cold air blower is when low operating load work, and blower fan discharge quantity of fan is greater than reasonable air quantity, the water droplet easily making the wind of output condense with evaporimeter, occurs wind water phenomenon.
Based on this, the embodiment of the present application provides a kind of control method of Water cooling cold air blower, shown in composition graphs 1, is described in detail the control method that the embodiment of the present application provides.
Shown in figure 1, the flow chart of the control method of a kind of Water cooling cold air blower provided for the embodiment of the present application, wherein, Water cooling cold air blower comprises compressor, condenser, motor and blower fan, and the control method that the embodiment of the present application provides comprises:
S1, acquisition data parameters.
Obtain the inflow temperature of condenser and the operating load of compressor.
Wherein, one temperature sensor can be set by the water inlet end of the condenser at existing Water cooling cold air blower, and then respond to inflow temperature in real time by temperature sensor, so that the acquisition of temperature parameter.In addition, the mode that the inflow temperature that the embodiment of the present application provides obtains includes but not limited to the mode of above-mentioned acquisition inflow temperature.
S2, search the rotary speed data of blower fan;
After obtaining the inflow temperature of condenser and the operating load of compressor, according to the inflow temperature of condenser and the operating load of compressor, the data of the rotating speed of motor are searched in presetting database, wherein, presetting database stores the data of the rotating speed of many group inflow temperatures of condenser and the operating load-motor of compressor.
Wherein, rotation speed of fan data in presetting database, for according to the inflow temperature of condenser and the operating load of compressor, pre-set rational rotating speed, so that it is the most reasonable to control blower fan discharge quantity of fan, and then reach and improve the efficiency of Water cooling cold air blower, avoid compressor to occur the phenomenon of wind water when low operating load work, and be beneficial to the object of Noise measarement of Water cooling cold air blower.
Wherein, the preset data library storage packet that the embodiment of the present application provides is drawn together:
When the inflow temperature of condenser is the first preset temperature range, and when the operating load of compressor is 100%, the rotating speed of corresponding motor is the first preset rotation speed, is the first default air quantity to make blower fan discharge quantity of fan;
When the inflow temperature of condenser is the second preset temperature range, and when the operating load of compressor is 75%, the rotating speed of corresponding motor is the second preset rotation speed, is the second default air quantity to make blower fan discharge quantity of fan;
When the inflow temperature of condenser is the 3rd preset temperature range, and when the operating load of compressor is 50%, the rotating speed of corresponding motor is the 3rd preset rotation speed, is the 3rd default air quantity to make blower fan discharge quantity of fan;
When the inflow temperature of condenser is the 4th preset temperature range, and when the operating load of compressor is 25%, the rotating speed of corresponding motor is the 4th preset rotation speed, is the 4th default air quantity to make blower fan discharge quantity of fan;
And when the inflow temperature of condenser is the 5th preset temperature range, and when compressor is out of service, the rotating speed of corresponding motor is to become 0 after current rotary speed working Preset Time.
Concrete, shown in associative list 1, consider the practical application of Water cooling cold air blower, in the presetting database that the embodiment of the present application provides, parameter and corresponding blower fan discharge quantity of fan are specifically as follows:
| The inflow temperature T of condenser | The operating load of compressor | The rotating speed of blower fan | Blower fan discharge quantity of fan |
| T≥28℃ | 100％ | High wind shelves | Nominal air delivery |
| 24℃＜T＜28℃ | 75％ | High wind shelves | Nominal air delivery |
| 21℃＜T＜24℃ | 50％ | Low wind shelves | The nominal air delivery of 65% |
| 16℃＜T＜21℃ | 25％ | Low wind shelves | The nominal air delivery of 65% |
| T≤16℃ | Out of service | 0 | 0 |
Table 1
That is, the first preset temperature range is: be not less than 28 DEG C; Second preset temperature range is: be less than 28 DEG C and be greater than 24 DEG C; 3rd preset temperature range is: be not more than 24 DEG C and be greater than 21 DEG C; 4th preset temperature range is: be not more than 21 DEG C and be greater than 16 DEG C; 5th preset temperature range is: be not more than 16 DEG C.
Accordingly, motor is set to two gears, wherein, the first preset rotation speed identical with the second preset rotation speed (the high wind shelves namely in corresponding table 1), and the first default air quantity and second presets the nominal air delivery that air quantity is blower fan;
And, the 3rd preset rotation speed identical with the 4th preset rotation speed (the low wind shelves namely in corresponding table 1), and the 3rd default air quantity and the 4th default air quantity are the nominal air delivery being reduced to preset multiple.
Wherein, the nominal air delivery of preset multiple is: the nominal air delivery of 65%.
S3, control motor are with the rotary speed working found.
Concrete, table 2 controls the result that Water cooling cold air blower and existing control method control the work Experimental comparison of Water cooling cold air blower for the control method adopting the application and provide:
| Parameter | The application's Water cooling cold air blower | Existing Water cooling cold air blower | Comparing result |
| A | A1 | A2 | A1＝A2 |
| B | B1 | B2 | B1＝B2 |
| C | C1 | C2 | C1＞C2 |
| D | D1 | D2 | D1＞D2 |
| IPLV | IPLV1 | IPLV2 | IPLV1＞IPLV2 |
Wherein, the EER (Energy Efficiency Ratio, the coefficient of performance of refrigerating of air-conditioner) that A is the operating load of compressor when being 100%; The EER that B is the operating load of compressor when being 75%; The EER that C is the operating load of compressor when being 50%; D is the operating load of compressor is the EER of 25%; IPLV is Integrated part-load value;
By table 2 can be clear and definite learn, adopt the control method that provides of the embodiment of the present application to control Water cooling cold air blower work, parameter D and C can be improved, and then improve Integrated part-load value.
As shown in the above, the technical scheme that the embodiment of the present application provides, in the course of work of Water cooling cold air blower, the inflow temperature of Real-time Obtaining condenser and the operating load of compressor, and, according to the state of the inflow temperature of condenser and the operating load of compressor, in the presetting database stored, inquire about the rotary speed data of the motor corresponding with the inflow temperature of current condenser and the operating load of compressor, then control motor with the rotary speed working inquired, ensure that the discharge quantity of fan of blower fan is for presetting air quantity, by above-mentioned control method, in real time the work of Water cooling cold air blower is reasonably controlled, to improve the efficiency of Water cooling cold air blower, compressor is avoided to occur the phenomenon of wind water when low operating load work, and be conducive to the control of the noise of Water cooling cold air blower.
Accordingly, the embodiment of the present application additionally provides a kind of control device of Water cooling cold air blower, shown in composition graphs 2, is described in detail the control device of the Water cooling cold air blower that the embodiment of the present application provides.
Shown in figure 2, be the control device of a kind of Water cooling cold air blower that the embodiment of the present application provides, wherein, Water cooling cold air blower comprises compressor, condenser, motor and blower fan, and control device comprises:
Acquisition module 100, for the operating load of the inflow temperature and compressor that obtain condenser;
Concrete, shown in figure 3, for the structural representation of a kind of Water cooling cold air blower that the embodiment of the present application provides, Water cooling cold air blower comprises compressor 1, condenser 2, water pump 3, cooling tower 4, expansion valve 5, blower fan and the existing technical pattern such as motor component 6, evaporimeter 7, in addition, also include: the temperature sensor 8 being arranged at condenser 2 water inlet end, wherein, by the water inlet end of the condenser at existing Water cooling cold air blower, one temperature sensor is set, and then respond to inflow temperature in real time by temperature sensor, so that the acquisition of temperature parameter.In addition, the mode that the inflow temperature that the embodiment of the present application provides obtains includes but not limited to the mode of above-mentioned acquisition inflow temperature.
Memory module 200, for storing presetting database, wherein, presetting database stores the data of the rotating speed of many group inflow temperatures of condenser and the operating load-motor of compressor;
Wherein, rotation speed of fan data in presetting database, for according to the inflow temperature of condenser and the operating load of compressor, pre-set rational rotating speed, so that it is the most reasonable to control blower fan discharge quantity of fan, and then reach and improve the efficiency of Water cooling cold air blower, avoid compressor to occur the phenomenon of wind water when low operating load work, and be beneficial to the object of Noise measarement of Water cooling cold air blower.
Concrete, the preset data library storage packet that the embodiment of the present application provides is drawn together:
When the inflow temperature of condenser is the first preset temperature range, and when the operating load of compressor is 100%, the rotating speed of corresponding motor is the first preset rotation speed, is the first default air quantity to make blower fan discharge quantity of fan;
When the inflow temperature of condenser is the second preset temperature range, and when the operating load of compressor is 75%, the rotating speed of corresponding motor is the second preset rotation speed, is the second default air quantity to make blower fan discharge quantity of fan;
When the inflow temperature of condenser is the 3rd preset temperature range, and when the operating load of compressor is 50%, the rotating speed of corresponding motor is the 3rd preset rotation speed, is the 3rd default air quantity to make blower fan discharge quantity of fan;
When the inflow temperature of condenser is the 4th preset temperature range, and when the operating load of compressor is 25%, the rotating speed of corresponding motor is the 4th preset rotation speed, is the 4th default air quantity to make blower fan discharge quantity of fan;
And when the inflow temperature of condenser is the 5th preset temperature range, and when compressor is out of service, the rotating speed of corresponding motor is to become 0 after current rotary speed working Preset Time.
In addition, consider the practical application of Water cooling cold air blower, the first preset temperature range that the embodiment of the present application provides is: be not less than 28 DEG C; Second preset temperature range is: be less than 28 DEG C and be greater than 24 DEG C; 3rd preset temperature range is: be not more than 24 DEG C and be greater than 21 DEG C; 4th preset temperature range is: be not more than 21 DEG C and be greater than 16 DEG C; 5th preset temperature range is: be not more than 16 DEG C.
Accordingly, motor being set to two gears is high wind shelves and low wind shelves, wherein, and the first preset rotation speed identical with the second preset rotation speed (corresponding to high wind shelves), and the first default air quantity and second presets the nominal air delivery that air quantity is blower fan;
And, the 3rd preset rotation speed identical with the 4th preset rotation speed (corresponding to low wind shelves), and the 3rd default air quantity and the 4th default air quantity are the nominal air delivery being reduced to preset multiple; Wherein, the nominal air delivery of preset multiple is: the nominal air delivery of 65%.
Search module 300, for according to the inflow temperature of condenser and the operating load of compressor, in presetting database, search the data of the rotating speed of motor;
And control module 400, for controlling motor with the rotary speed working found.
The control method of a kind of Water cooling cold air blower that the embodiment of the present application provides and control device, wherein, comprising: obtain the inflow temperature of described condenser and the operating load of described compressor; According to the inflow temperature of described condenser and the operating load of described compressor, the data of the rotating speed of described motor are searched in presetting database, wherein, described presetting database stores the data of the rotating speed of many group inflow temperatures of described condenser and the operating load-described motor of described compressor; Control described motor with the rotary speed working found.
As shown in the above, the technical scheme that the embodiment of the present application provides, in the course of work of Water cooling cold air blower, the inflow temperature of Real-time Obtaining condenser and the operating load of compressor, and, according to the state of the inflow temperature of condenser and the operating load of compressor, in the presetting database stored, inquire about the rotary speed data of the motor corresponding with the inflow temperature of current condenser and the operating load of compressor, then control motor with the rotary speed working inquired, ensure that the discharge quantity of fan of blower fan is for presetting air quantity, by above-mentioned control method, in real time the work of Water cooling cold air blower is reasonably controlled, to improve the efficiency of Water cooling cold air blower, compressor is avoided to occur the phenomenon of wind water when low operating load work, and be conducive to the control of the noise of Water cooling cold air blower.
Claims (10)
1. a control method for Water cooling cold air blower, described Water cooling cold air blower comprises compressor, condenser, motor and blower fan, it is characterized in that, comprising:
Obtain the inflow temperature of described condenser and the operating load of described compressor;
According to the inflow temperature of described condenser and the operating load of described compressor, the data of the rotating speed of described motor are searched in presetting database, wherein, described presetting database stores the data of the rotating speed of many group inflow temperatures of described condenser and the operating load-described motor of described compressor;
Control described motor with the rotary speed working found.
2. the control method of Water cooling cold air blower according to claim 1, is characterized in that, described preset data library storage packet is drawn together:
When the inflow temperature of described condenser is the first preset temperature range, and when the operating load of described compressor is 100%, the rotating speed of corresponding described motor is the first preset rotation speed, is the first default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the second preset temperature range, and when the operating load of described compressor is 75%, the rotating speed of corresponding described motor is the second preset rotation speed, is the second default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the 3rd preset temperature range, and when the operating load of described compressor is 50%, the rotating speed of corresponding described motor is the 3rd preset rotation speed, is the 3rd default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the 4th preset temperature range, and when the operating load of described compressor is 25%, the rotating speed of corresponding described motor is the 4th preset rotation speed, is the 4th default air quantity to make described blower fan discharge quantity of fan;
And when the inflow temperature of described condenser is the 5th preset temperature range, and when described compressor is out of service, the rotating speed of corresponding described motor is to become 0 after current rotary speed working Preset Time.
3. the control method of Water cooling cold air blower according to claim 2, is characterized in that, described first preset temperature range is: be not less than 28 DEG C; Described second preset temperature range is: be less than 28 DEG C and be greater than 24 DEG C; Described 3rd preset temperature range is: be not more than 24 DEG C and be greater than 21 DEG C; Described 4th preset temperature range is: be not more than 21 DEG C and be greater than 16 DEG C; Described 5th preset temperature range is: be not more than 16 DEG C.
4. the control method of Water cooling cold air blower according to claim 2, is characterized in that, described first preset rotation speed is identical with described second preset rotation speed, and the described first default air quantity and second presets the nominal air delivery that air quantity is described blower fan;
And described 3rd preset rotation speed is identical with the 4th preset rotation speed, and the described 3rd default air quantity and the 4th default air quantity are the described nominal air delivery being reduced to preset multiple.
5. the control method of Water cooling cold air blower according to claim 4, is characterized in that, the described nominal air delivery of described preset multiple is: the described nominal air delivery of 65%.
6. a control device for Water cooling cold air blower, described Water cooling cold air blower comprises compressor, condenser, motor and blower fan, it is characterized in that, comprising:
Acquisition module, for the operating load of the inflow temperature and described compressor that obtain described condenser;
Memory module, for storing presetting database, wherein, described presetting database stores the data of the rotating speed of many group inflow temperatures of described condenser and the operating load-described motor of described compressor;
Search module, for according to the inflow temperature of described condenser and the operating load of described compressor, in presetting database, search the data of the rotating speed of described motor;
And control module, for controlling described motor with the rotary speed working found.
7. the control device of Water cooling cold air blower according to claim 6, is characterized in that, described preset data library storage packet is drawn together:
When the inflow temperature of described condenser is the first preset temperature range, and when the operating load of described compressor is 100%, the rotating speed of corresponding described motor is the first preset rotation speed, is the first default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the second preset temperature range, and when the operating load of described compressor is 75%, the rotating speed of corresponding described motor is the second preset rotation speed, is the second default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the 3rd preset temperature range, and when the operating load of described compressor is 50%, the rotating speed of corresponding described motor is the 3rd preset rotation speed, is the 3rd default air quantity to make described blower fan discharge quantity of fan;
When the inflow temperature of described condenser is the 4th preset temperature range, and when the operating load of described compressor is 25%, the rotating speed of corresponding described motor is the 4th preset rotation speed, is the 4th default air quantity to make described blower fan discharge quantity of fan;
And when the inflow temperature of described condenser is the 5th preset temperature range, and when described compressor is out of service, the rotating speed of corresponding described motor is to become 0 after current rotary speed working Preset Time.
8. the control device of Water cooling cold air blower according to claim 7, is characterized in that, described first preset temperature range is: be not less than 28 DEG C; Described second preset temperature range is: be less than 28 DEG C and be greater than 24 DEG C; Described 3rd preset temperature range is: be not more than 24 DEG C and be greater than 21 DEG C; Described 4th preset temperature range is: be not more than 21 DEG C and be greater than 16 DEG C; Described 5th preset temperature range is: be not more than 16 DEG C.
9. the control device of Water cooling cold air blower according to claim 7, is characterized in that, described first preset rotation speed is identical with described second preset rotation speed, and the described first default air quantity and second presets the nominal air delivery that air quantity is described blower fan;
And described 3rd preset rotation speed is identical with the 4th preset rotation speed, and the described 3rd default air quantity and the 4th default air quantity are the described nominal air delivery being reduced to preset multiple.
10. the control device of Water cooling cold air blower according to claim 9, is characterized in that, the described nominal air delivery of described preset multiple is: the described nominal air delivery of 65%.
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