CN106545962B - A kind of control method of new blower and its air output and exhaust air rate - Google Patents
A kind of control method of new blower and its air output and exhaust air rate Download PDFInfo
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- CN106545962B CN106545962B CN201610931196.5A CN201610931196A CN106545962B CN 106545962 B CN106545962 B CN 106545962B CN 201610931196 A CN201610931196 A CN 201610931196A CN 106545962 B CN106545962 B CN 106545962B
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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
-
- 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
- F24F11/70—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
-
- 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
- F24F2110/50—Air quality properties
-
- 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
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/39—Monitoring filter performance
-
- 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
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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)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Fuzzy Systems (AREA)
- Fluid Mechanics (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Ventilation (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The present invention provides the control method of a kind of new blower and its air output and exhaust air rate, the control method includes obtaining air pollution index；Calculate pollutant accumulated value；The actual air volume of current pressure fan is obtained from parameter list according to the pollutant accumulated value；The size of air output and exhaust air rate is compared, the air quantity of pressure fan and exhaust blower is adjusted, so that air-supply air quantity is greater than air draft air quantity.The invention also discloses a kind of new blowers using above-mentioned control air output and exhaust air rate method.Using the embodiment of the present invention, it can guarantee that new blower is continued working in slight positive pressure state.
Description
Technical field
The present invention relates to new Fan Equipment field more particularly to the controlling parties of a kind of new blower and its air output and exhaust air rate
Method.
Background technique
New blower is a kind of effective air cleaning facility, and indoor and outdoors air can be made to generate circulation, one side handle
Outdoor is discharged in the air of foul indoor, on the other hand outdoor ozone after the measures such as sterilization, disinfection, filtering, then
Be input to interior, allow all be all the time in room fresh clean air, new blower uses fresh air convection current patented technology, passes through
Autonomous air-supply and air inducing, make room air realize convection current, thus the carry out room air displacement utmostly changed, built in new blower
Multifunctional purifying system guarantees the air cleaning entered the room health.
The new blower of the general micro-positive pressure of new blower that the prior art provides, this new blower is bidirectional ventilated blower, by setting
The impeller size set that pressure fan is identical with the revolving speed of exhaust blower, and exhaust blower is arranged simultaneously is less than the impeller size of pressure fan to protect
Card blower works in the state of micro-positive pressure, that is, the air quantity of breeze fan is greater than the air quantity of exhaust fan, so that indoor air pressure is omited
Greater than outdoor air pressure, to effectively prevent outdoor air is filtered to be directly entered interior, guarantee the quality of room air.
But the prior art provide scheme can have the following problems: for air inlet fan and exhaust blower impeller size excessively
Limitation, and change since the air quantity in the course of work can increase with the resistance of air-supply exhaust system, it not can guarantee fresh air
Machine continues working the state in micro-positive pressure.
Summary of the invention
Place in view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of new blower and its air inlet/outlet
The control method of amount can guarantee that new blower is continued working in slight positive pressure state.
Technical scheme is as follows:
A kind of control method of new blower, the control method the following steps are included:
S100, the processor for obtaining the Current air pollution index of new blower local environment and feeding back to new blower；
S200, the processor according to the Current air pollution index of acquisition, the air output and runing time of new blower,
Calculate the amount of pollutant accumulation on the strainer in air-supply passage；
S300, the processor by calculated strainer amount of pollutant accumulation and system in prestore " pollutant is tired
The practical air output of accumulated amount-" parameter list compares, and obtains through the currently practical air output after strainer；
S400, the processor compare currently practical air output and current exhaust air rate, adjust pressure fan and/or row
The air quantity of blower, so that currently practical air output is greater than current exhaust air rate；
S500, the processor determine a need for replacement strainer according to the amount of pollutant accumulation on calculated strainer；
If not needing replacement strainer, repeatedly step S100；If desired replacement strainer then issues warning, will after screen replacing is completed
Voltage, the air quantity Parameter reconstruction of pressure fan and exhaust blower in system are default setting, repeat step S100.
In the control method of the new blower, the current environment air pollution index pass through be arranged in pressure fan into
Particle sensor at air port, which detects, to be obtained.
In the control method of the new blower, the amount of pollutant accumulation calculation method is amount of pollutant accumulation=current
Unit time amount of pollutant accumulation+primary pollutant cumulant；Wherein, current one time amount of pollutant accumulation=current air-supply
Amount × unit time × Current air pollution index；Each unit time before primary pollutant cumulant is the current one time
The sum of amount of pollutant accumulation.
In the control method of the new blower, " the practical air output of the amount of pollutant accumulation-" parameter list includes described
Different amount of pollutant accumulation and corresponding fan resistance on strainer；" fan resistance-air output " parameter list includes not
With air output under different fan resistances the corresponding practical air output by strainer.
In the control method of the new blower, the air quantity control method of pressure fan and exhaust blower is as follows: if pressure fan
Currently practical air output is greater than the current exhaust air rate of exhaust blower, and the difference or ratio of the two are more than or equal to preset difference value threshold value or pre-
If fractional threshold, then the air quantity of pressure fan and/or exhaust blower is not adjusted；If the currently practical air output of pressure fan is greater than exhaust blower
Current exhaust air rate, the difference or ratio of the two are less than preset difference value threshold value or default fractional threshold, then adjust pressure fan and/or
The air quantity of exhaust blower, guarantee current pressure fan currently practical air output be greater than the current exhaust air rate of exhaust blower, the difference of the two or
Ratio is more than or equal to preset difference value threshold value or default fractional threshold；If it is current that the current air output of pressure fan is less than or equal to exhaust blower
Air quantity, then adjust the air quantity of pressure fan and/or exhaust blower, guarantee that the air quantity of current pressure fan is greater than the current wind of exhaust blower
Amount, the difference or ratio of the two are more than or equal to preset difference value threshold value or default fractional threshold.
In the control method of the new blower, the air quantity for adjusting pressure fan and/or exhaust blower has 3 kinds of modes:
A, only increase the air output of pressure fan；
B, the exhaust air rate of exhaust blower is only reduced；
C, increase the air output of pressure fan, while reducing the exhaust air rate of exhaust blower.
In the control method of the new blower, the operating voltage by changing pressure fan and/or exhaust blower is sent to change
The revolving speed of blower and/or exhaust blower, to change the air quantity of pressure fan and/or exhaust blower.
A kind of new blower, is controlled using above-mentioned control method.
The utility model has the advantages that
The present invention provides a kind of new blower and its control method, the control method includes detecting air pollution index；
Calculate pollutant accumulated value；The actual air volume of current pressure fan is obtained from parameter list according to the pollutant accumulated value；Comparison
The size of air output and exhaust air rate adjusts the air quantity of pressure fan and exhaust blower, so that air-supply air quantity is greater than air draft air quantity.The present invention
Also disclose a kind of new blower using above-mentioned control air output and exhaust air rate method.Using the embodiment of the present invention, can guarantee
New blower is continued working in slight positive pressure state.
Detailed description of the invention
Fig. 1 is the flow chart of the control method of new blower in the specific embodiment of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It is a kind of control method using the new blower air inlet/outlet amount of the present invention provided by the invention, the fresh air referring to Fig. 1
Machine includes air-supply passage and air exhaust passage, and the air-supply passage air inlet is equipped with particle sensor, pressure fan, filter device；Row
Wind channel is equipped with exhaust blower；Processor is arranged in the new blower.
The disengaging air quantity control method of above-mentioned new blower carries out as follows:
S100, the processor for obtaining the Current air pollution index of new blower local environment and feeding back to new blower；
S200, the processor according to the Current air pollution index of acquisition, the air output and runing time of new blower,
Calculate the amount of pollutant accumulation on the strainer in air-supply passage；
S300, the processor by calculated strainer amount of pollutant accumulation and system in prestore " pollutant is tired
The practical air output of accumulated amount-" parameter list compares, and obtains through the currently practical air output after strainer；
S400, the processor compare currently practical air output and current exhaust air rate, adjust pressure fan and/or row
The air quantity of blower, so that currently practical air output is greater than current exhaust air rate；
S500, the processor determine a need for replacement strainer according to the amount of pollutant accumulation on calculated strainer；
If not needing replacement strainer, repeatedly step S100；If desired replacement strainer then issues warning, will after screen replacing is completed
Voltage, the air quantity Parameter reconstruction of pressure fan and exhaust blower in system are default setting, repeat step S100.
Wherein, the Current air pollution index by setting pressure fan air inlet particle sensor 10 and exhaust blower into
The particle sensor 11 in air port, which detects, to be obtained.Preferably, the particle sensor 10 and particle sensor 11 are laser particle biography
The particle sensors such as sensor and/or infrared particle sensor can measure the Particulate Pollutions index such as PM10, PM2.5 in air.
In addition, new blower can also read the Current air pollution index in location by connection internet.
Further, in the control method of the new blower, the amount of pollutant accumulation calculation method is that pollutant is tired
Accumulated amount=current one time amount of pollutant accumulation+primary pollutant cumulant；Wherein, current one time amount of pollutant accumulation=
Current air output × unit time × Current air pollution index；Primary pollutant cumulant is each before being the current one time
The sum of unit time amount of pollutant accumulation.
Wherein, the unit time is preset a period of time, for completing to control the one of new blower working condition
The section time；This implementation is not construed as limiting the length of time of set unit time, can be 0.5 minute, 1 minute, 5 minutes, 10
Minute, 0.5 hour, 1 hour etc.；
The sum of each unit time amount of pollutant accumulation, is dispatching from the factory before primary pollutant cumulant is the current one time
When or replacement filter net device when, this initially add up depuration quality be 0；
Further, in the control method of the new blower, " the practical air output of the amount of pollutant accumulation-" parameter list
Include amount of pollutant accumulation and corresponding fan resistance different on the strainer；" fan resistance-air output " parameter
Table includes different air outputs corresponding practical air output by strainer under different fan resistances.
Specifically, above-mentioned parameters table is obtained by experiment, and obtaining step is as follows:
S10, show that strainer changes in the fan resistance that the increased situation lower filter screen of amount of pollutant accumulation generates by testing
Parameter；
S20, it is obtained by test when strainer is not used, air output and exhaust air rate parameter under different voltages parameter；
S30, obtain pressure fan in different voltages, different resistance situation downdraft running parameters by test；
S40, pass through comparative analysis, calculate amount of pollutant accumulation from air supply motor in different voltages, different fan resistances
The parameter of downdraft；
S50, will be in the above parameter setting to parameter list.
Further, in the control method of the new blower, the air quantity control method of pressure fan and exhaust blower is as follows: if
The currently practical air output of pressure fan is greater than the current exhaust air rate of exhaust blower, and the difference or ratio of the two are more than or equal to preset difference value
Threshold value or default fractional threshold, then do not adjust the air quantity of pressure fan and/or exhaust blower；If the currently practical air output of pressure fan is big
In the current exhaust air rate of exhaust blower, the difference or ratio of the two are less than preset difference value threshold value or default fractional threshold, then adjustment is sent
The air quantity of blower and/or exhaust blower guarantees that the currently practical air output of current pressure fan is greater than the current exhaust air rate of exhaust blower, the two
Difference or ratio be more than or equal to preset difference value threshold value or default fractional threshold；If the current air output of pressure fan is less than or equal to row
The current air quantity of blower, then adjust the air quantity of pressure fan and/or exhaust blower, guarantees that the air quantity of current pressure fan is worked as greater than exhaust blower
Preceding air quantity, the difference or ratio of the two are more than or equal to preset difference value threshold value or default fractional threshold.
In the control method of the new blower, the air quantity for adjusting pressure fan and/or exhaust blower has 3 kinds of modes:
A, only increase the air output of pressure fan；
B, the exhaust air rate of exhaust blower is only reduced；
C, increase the air output of pressure fan, while reducing the exhaust air rate of exhaust blower.
In the control method of the new blower, the operating voltage by changing pressure fan and/or exhaust blower is sent to change
The revolving speed of blower and/or exhaust blower, to change the air quantity of pressure fan and/or exhaust blower.In addition it is also possible to by adjusting power supply
Frequency or other modes change the air quantity of pressure fan and/or exhaust blower.
In the control method of the new blower, pressure fan and the operating voltage of exhaust blower are in its normal work after adjustment
In range.
A kind of new blower, is controlled using above-mentioned control method.
The present invention provides a kind of new blower and its control method, and compared to the prior art, which can be realized reality
When observing and controlling new blower pressure fan and exhaust blower air quantity, it is ensured that air pressure in better purifying space is greater than the air pressure outside better purifying space,
It avoids the outer contaminated gas of better purifying space is filtered from entering in space, allows better purifying space is interior to keep clean state, greatly promote
The usage experience effect of new blower.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (7)
1. a kind of control method of new blower, which is characterized in that the control method the following steps are included:
S100, the processor for obtaining the Current air pollution index of new blower local environment and feeding back to new blower；
S200, the processor are calculated according to the Current air pollution index of acquisition, the air output and runing time of new blower
Amount of pollutant accumulation on strainer in air-supply passage out；
S300, the processor by calculated strainer amount of pollutant accumulation and system in the " amount of pollutant accumulation-that prestores
Practical air output " parameter list, " fan resistance-air output " parameter list compare, and obtain and are sent by currently practical after strainer
Air quantity；
S400, the processor compare currently practical air output and current exhaust air rate, adjust pressure fan and/or exhaust blower
Air quantity so that currently practical air output be greater than current exhaust air rate；
S500, the processor determine a need for replacement strainer according to the amount of pollutant accumulation on calculated strainer；If no
Strainer is needed replacing, then repeatedly step S100；If desired replacement strainer then issues warning, by system after screen replacing is completed
In pressure fan and the voltage of exhaust blower, air quantity Parameter reconstruction be default setting, repeat step S100；
The air quantity control method of pressure fan and exhaust blower is as follows: if to be greater than exhaust blower current for the currently practical air output of pressure fan
Exhaust air rate, the difference or ratio of the two are more than or equal to preset difference value threshold value or default fractional threshold, then do not adjust pressure fan and/or
The air quantity of exhaust blower；If the currently practical air output of pressure fan is greater than the current exhaust air rate of exhaust blower, the difference or ratio of the two
Less than preset difference value threshold value or default fractional threshold, then the air quantity of pressure fan and/or exhaust blower is adjusted, guarantees current pressure fan
Currently practical air output is greater than the current exhaust air rate of exhaust blower, and the difference or ratio of the two are more than or equal to preset difference value threshold value or default
Fractional threshold；If the current air output of pressure fan is less than or equal to the current air quantity of exhaust blower, pressure fan and/or exhaust blower are adjusted
Air quantity, guarantee that the air quantity of current pressure fan is greater than the current air quantity of exhaust blower, the difference or ratio of the two are more than or equal to default
Difference threshold or default fractional threshold.
2. the control method of new blower according to claim 1, which is characterized in that the current environment air pollution index
Particle sensor detection by the way that the air inlet of pressure fan is arranged in obtains.
3. the control method of new blower according to claim 1, which is characterized in that the amount of pollutant accumulation calculation method
For amount of pollutant accumulation=current one time amount of pollutant accumulation+primary pollutant cumulant；Wherein, the current one time is dirty
Contaminate object cumulant=current air output × unit time × Current air pollution index；Primary pollutant cumulant is current one
The sum of each unit time amount of pollutant accumulation before time.
4. the control method of new blower according to claim 1, which is characterized in that described " amount of pollutant accumulation-is actually sent
Air quantity " parameter list includes amount of pollutant accumulation and corresponding fan resistance different on the strainer；" the fan resistance-
Air output " parameter list includes different air outputs corresponding practical air output by strainer under different fan resistances.
5. the control method of new blower according to claim 1, which is characterized in that adjustment pressure fan and/or exhaust blower
Air quantity has 3 kinds of modes:
A, only increase the air output of pressure fan；
B, the exhaust air rate of exhaust blower is only reduced；
C, increase the air output of pressure fan, while reducing the exhaust air rate of exhaust blower.
6. the control method of new blower according to claim 1, which is characterized in that by changing pressure fan and/or air draft
The operating voltage of machine changes the revolving speed of pressure fan and/or exhaust blower, to change the air quantity of pressure fan and/or exhaust blower.
7. a kind of new blower, which is characterized in that the new blower uses control method as claimed in any one of claims 1 to 6
It is controlled.
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| CN107883538A (en) * | 2017-10-10 | 2018-04-06 | 完美（广东）日用品有限公司 | The determination method, apparatus and its air cleaning facility of filter screen service life |
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| CN113465073B (en) * | 2021-06-21 | 2023-05-26 | 青岛海尔空调电子有限公司 | Control method of ventilation system and ventilation system |
| CN114061116B (en) * | 2021-11-03 | 2023-07-18 | 青岛海尔空调器有限总公司 | Method and device for controlling fresh air conditioner, fresh air conditioner and storage medium |
| CN114754019A (en) * | 2022-04-08 | 2022-07-15 | 中建三局第三建设工程有限责任公司 | Fixed air volume control method and system based on impeller |
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| CN106545962A (en) | 2017-03-29 |
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