CN104266324A - System and method capable of reminding user to replace fresh air haze removal machine HEPA (High Efficiency Particulate Air) filter - Google Patents
System and method capable of reminding user to replace fresh air haze removal machine HEPA (High Efficiency Particulate Air) filter Download PDFInfo
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- CN104266324A CN104266324A CN201410543281.5A CN201410543281A CN104266324A CN 104266324 A CN104266324 A CN 104266324A CN 201410543281 A CN201410543281 A CN 201410543281A CN 104266324 A CN104266324 A CN 104266324A
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000008859 change Effects 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims description 5
- 238000013517 stratification Methods 0.000 claims description 4
- 238000002474 experimental method Methods 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 230000008021 deposition Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012360 testing method Methods 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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- 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
-
- 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
- F24F2110/40—Pressure, e.g. wind pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/32—Details or features not otherwise provided for preventing human errors during the installation, use or maintenance, e.g. goofy proof
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Atmospheric Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Air Conditioning Control Device (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a system and a method capable of reminding a user to replace fresh air haze removal machine HEPA (High Efficiency Particulate Air) filter. A micropressure sensor is installed on the air inlet-outlet side of the HEPA filter, the ash deposition degree of the HEPA filter is detected according to the reading change of the micropressure sensor, and accordingly the purpose of judging the replacement timing of the HEPA filter is achieved and meanwhile a HEPA filter replacement signal is sent to a user timely through a mobile internet client. A mobile internet based fresh air haze removal machine HEPA filter intelligent replacement method can accurately remind the user to replace the HEPA filter, the structure is simple, the data is intuitive, and the replacement problem of the HEPA filter in the fresh air haze removal machine is effectively solved.
Description
Technical field
The present invention relates to air cleaning facility filter detection technique field, particularly a kind of replacing detection method of HEPA (High efficiency particulate air Filter, high efficiency particle air filter) filter of air purifier.
Background technology
Day by day serious along with atmosphere polluting problem, in order to improve indoor air quality, various air purifier product occurs in a large number.At present, in order to effectively remove the PM2.5 in air, namely in surrounding air, aerodynamics equivalent diameter is less than or equal to the fine particle of 2.5 microns, and HEPA filter is used widely in air cleaning facility.Because the maintenance mode of HEPA filter can only be changed, can not clean.Air purifier, through operation after a while, just needs to change HEPA filter, in order to avoid reduce air-treatment effect.But the replacement cost of HEPA filter is far above primary efficient filter screen and activated charcoal strainer, and replacing can cause heavy financial burden to user frequently.If changed not in time, along with the accumulation of dust, not only can increase air-side blockage, also can reduce the filter effect to PM2.5, have a strong impact on indoor air quality.How to determine the replacing construction of HEPA filter fast and accurately, cause the concern of equipment vendors and user gradually.
Publication number is the patent of invention " air purifier and control method thereof " of CN102188860A is by the number of times of blocking occurring prefilter and indirectly judging the replacing construction of main filter running time, requires very high to the test data of experiment accumulation of producer.Meanwhile, if larger change occurs the composition of pollutants in air, also there will be relatively large deviation according to the replacing construction computational methods that original experience obtains.Publication number is that the patent of invention " filter replacing time prompt device for air purifier and method thereof " of CN1994522A judges filter replacing time according to electric fan fans load state.For the air purifier with multiple filtration, early warning cannot be carried out to replacing HEPA targetedly.Publication number is that the patent of invention " a kind of air purifier with warning function and preparation method thereof " of CN103851706A relies on foul to trigger foul detecting head to a certain extent at air purifier built up inside, reminding user removes the foul in air purifier in time, can not the dirty stifled situation of HEPA filter targetedly report to the police, for PM2.5 pollutant, because volume is small, although may there is foul cannot be accumulated to triggering foul detecting head, HEPA screen pack is serious dirty stifled situation.Publication number is that the patent of invention " abatement detecting method of the HEPA filter of air purifier " of CN103940630A proposes a kind of method judging HEPA filter failure.But by detecting motor speed change, the method only judges whether HEPA filter lost efficacy, for the air purifier with multiple filtration, because other filter dust stratifications before being positioned at HEPA filter also can cause motor speed to change, this patented method has larger limitation.Publication number is that room air parameter and consumptive material are just changed prompting and uploaded to high in the clouds platform by the patent of invention " a kind of air purifier intelligent cloud end platform " of CN103925676A, fails to describe in detail the detection method of consumptive material replacing construction.
Summary of the invention
The technical problem to be solved in the present invention is that the new wind proposing a kind of simple possible removes haze machine HEPA filter intelligence replacing options, and notifies that user changes in time by mobile Internet.
For solving the problems of the technologies described above, the present invention proposes following scheme:
Can the new wind of reminding user to replace except the system and method for haze machine HEPA filter, its control logic based on operating structure comprise outdoor new wind, indoor air-supply, HEPA filter, micro-pressure sensor, data wire, the built-in control panel of unit, pressure fan, new wind except haze machine frame and mobile Internet client, its control logic is characterised in that: the pressure drop being detected HEPA filter air inlet/outlet side by the micro-pressure sensor being arranged on HEPA filter air inlet/outlet side, judges that HEPA filter is the need of replacing.
Full speed of starting shooting first after measuring replacing HEPA starts the micro-pressure sensor reading Δ Po under pressure fan condition; After this each start all detects micro-pressure sensor reading Δ P after starting pressure fan at full speed, and the difference of this reading Δ P and Δ Po and preset value Δ Ps is compared; When the difference of Δ P and Δ Po is greater than Δ Ps, illustrate that HEPA filter dust stratification is serious, need to change in time.
The method is applicable to have the new wind of HEPA filter except haze machine, effectively can process the new wind in outdoor.
By the prompting of the built-in control panel of unit to the mobile Internet client transmission replacing HEPA filter of user side.
Need to remove haze machine according to the new wind of different model, be determined by experiment the default pressure difference Δ Ps of HEPA filter replacement.
Two probes of micro-pressure sensor are arranged on HEPA filter air-out both sides respectively, and are connected by the built-in control panel of data wire and unit.
When full speed of starting shooting first after measuring replacing HEPA starts the micro-pressure sensor reading Δ Po under pressure fan condition, need to wait for that pressure fan stable operation was measured after 30 seconds.
When starting shooting first after non-replaceable HEPA, when measuring micro-pressure sensor reading Δ P, need to wait for that pressure fan stable operation was measured after 10 seconds.
The built-in wifi module of the built-in control panel of unit, can connecting Internet, and carries out communication with the mobile Internet client of user side.
The mobile Internet client of user side can based on Android operation system or ios operating system.
The method judges replacing opportunity simply directly, effectively to solve the problem that filter replacing time cannot accurately be grasped by the pressure drop of HEPA air inlet/outlet.Meanwhile, the mode of mobile Internet is utilized to notify user, more efficiently convenient.
Accompanying drawing explanation
Be described in further detail below in conjunction with accompanying drawing and embodiments of the present invention:
Fig. 1 is operating structure schematic diagram of the present invention.
Fig. 2 is control logic flow chart of the present invention.
Detailed description of the invention
Referring to Fig. 1, can the new wind of reminding user to replace except the system and method for haze machine HEPA filter, its operating structure schematic diagram comprises outdoor new wind 1, indoor air-supply 2, HEPA filter 3, micro-pressure sensor 4 (comprising two probes of HEPA filter 3 air inlet/outlet side), the built-in control panel 6 (with wifi module) of data wire 5, unit, pressure fan 7, new wind remove haze machine frame 8 and mobile Internet client 9.
After new wind is except the start of haze machine, the built-in control panel 6 of micro-pressure sensor 4, unit and pressure fan 7 are energized and run, and new for outdoor wind 1 is introduced by pressure fan 7, and after passing through HEPA filter 3, wind speed decreased, becomes indoor air-supply 2.Now, be arranged on the pressure drop data of the outdoor new wind 1 of micro-pressure sensor 4 meeting real time record through HEPA filter 3 of HEPA filter 3 air inlet/outlet side, and this pressure reduction is sent in the built-in control panel 6 of unit by data wire 5.Because the built-in control panel 6 of unit is with wifi module, this pressure difference data can be pushed to the mobile Internet client 9 of user side.Except the mobile Internet client 9 of user side, miscellaneous part is all built in new wind except in haze machine frame 8.
Based on the operating structure schematic diagram of above-described embodiment, control logic flow embodiment is referring to Fig. 2.Whether after new wind is except the start of haze machine, first detecting unit is start shooting first after changing HEPA.If start shooting first, then start pressure fan 7 at full speed, until pressure fan 7 stable operation after 30 seconds, the built-in control panel 6 of unit reads and records the reading Δ Po of micro-pressure sensor 4, the instruction of wait-receiving mode user operation subsequently.If not starting shooting first, then enter normal boot-strap pattern, before response user instruction, start pressure fan 7 at full speed, run 10 seconds, the built-in control panel 6 of unit reads and records the reading Δ P of micro-pressure sensor 4, and calculates the difference of Δ P and Δ Po.Judge whether the difference of Δ P and Δ Po is greater than preset value Δ Ps.If the difference of Δ P and Δ Po is not more than preset value Δ Ps, then the further operational order of wait-receiving mode user.If the difference of Δ P and Δ Po is greater than preset value Δ Ps, then illustrate that HEPA filter dust stratification is serious, now send to the mobile Internet client 9 of user the prompting changing HEPA filter by the built-in control panel 6 of unit.
Embodiment recited above is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; do not departing under the present invention designs spiritual prerequisite; the various distortion that the common engineers and technicians in this area make technical solution of the present invention and improvement, all should fall in protection domain that claims of the present invention determine.
Claims (10)
1. can the new wind of reminding user to replace except the system and method for haze machine HEPA filter, it is characterized in that, its control logic based on operating structure comprise outdoor new wind (1), indoor air-supply (2), HEPA filter (3), micro-pressure sensor (4), data wire (5), the built-in control panel of unit (6), pressure fan (7), new wind is except haze machine frame (8) and mobile Internet client (9), it detects the pressure drop of HEPA filter (3) air inlet/outlet side by the micro-pressure sensor (4) being arranged on HEPA filter (3) air inlet/outlet side, judge that HEPA filter (3) is the need of replacing.
2. method according to claim 1, full speed of starting shooting first after it is characterized in that comprising the steps: to measure replacing HEPA starts micro-pressure sensor (4) the reading Δ Po under pressure fan (7) condition; After this each start all starts pressure fan (7) in full speed and detects micro-pressure sensor (4) reading Δ P afterwards, and the difference of this reading Δ P and Δ Po and preset value Δ Ps is compared; When the difference of Δ P and Δ Po is greater than Δ Ps, illustrate that HEPA filter (3) dust stratification is serious, need to change in time.
3. method according to claim 1, is characterized in that, the method is applicable to have the new wind of HEPA filter (3) except haze machine, effectively can process the new wind in outdoor.
4. method according to claim 1, is characterized in that, by the prompting of the built-in control panel of unit (6) to the mobile Internet client (9) transmission replacing HEPA filter (3) of user side.
5. method according to claim 1, is characterized in that, needs to remove haze machine according to the new wind of different model, is determined by experiment the default pressure difference Δ Ps that HEPA filter (3) is changed.
6. operating structure according to claim 1, it is characterized in that two probes of micro-pressure sensor (4) are arranged on HEPA filter (3) air inlet/outlet both sides respectively, and be connected with the built-in control panel of unit (6) by data wire (5).
7. according to the arbitrary described method of claim 1 or 2, it is characterized in that, when full speed of starting shooting first after measuring replacing HEPA starts micro-pressure sensor (4) the reading Δ Po under pressure fan (7) condition, need to wait for that pressure fan (7) stable operation was measured after 30 seconds.
8. according to the arbitrary described method of claim 1 or 2, it is characterized in that, when starting shooting first after non-replaceable HEPA, when measuring micro-pressure sensor (4) reading Δ P, needing to wait for that pressure fan (7) stable operation was measured after 10 seconds.
9. operating structure according to claim 1, is characterized in that, the built-in control panel of unit (6) built-in wifi module, can connecting Internet, and carries out communication with the mobile Internet client (9) of user side.
10., according to the arbitrary described method of claim 1 or 3, it is characterized in that, the mobile Internet client (9) of user side can based on Android operation system or ios operating system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410543281.5A CN104266324A (en) | 2014-10-15 | 2014-10-15 | System and method capable of reminding user to replace fresh air haze removal machine HEPA (High Efficiency Particulate Air) filter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410543281.5A CN104266324A (en) | 2014-10-15 | 2014-10-15 | System and method capable of reminding user to replace fresh air haze removal machine HEPA (High Efficiency Particulate Air) filter |
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| CN104266324A true CN104266324A (en) | 2015-01-07 |
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| CN201410543281.5A Pending CN104266324A (en) | 2014-10-15 | 2014-10-15 | System and method capable of reminding user to replace fresh air haze removal machine HEPA (High Efficiency Particulate Air) filter |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020796A (en) * | 2015-07-15 | 2015-11-04 | 广东工业大学 | Intelligent multifunctional air detection purification machine |
| CN105642038A (en) * | 2015-12-31 | 2016-06-08 | 北京怡和嘉业医疗科技有限公司 | Efficiency detecting device and efficiency detecting method of filter core, and respirator |
| CN106545962A (en) * | 2016-10-31 | 2017-03-29 | 北京艾瑞克林科技有限公司 | A kind of control method of new blower fan and its air output and exhaust air rate |
| CN106762767A (en) * | 2016-12-27 | 2017-05-31 | 顺德职业技术学院 | The energy-saving control method of fan |
| CN108025241A (en) * | 2015-09-14 | 2018-05-11 | 三星电子株式会社 | Air-conditioning and its control method |
| CN109142184A (en) * | 2018-08-13 | 2019-01-04 | 珠海格力电器股份有限公司 | Judgment method for replacing efficient filter and fresh air handling unit |
| CN114294782A (en) * | 2021-12-30 | 2022-04-08 | 珠海格力电器股份有限公司 | Fault detection method and device, air conditioning equipment and storage medium |
| CN115371206A (en) * | 2022-08-27 | 2022-11-22 | 孙联华 | Intelligent detection method for operation fault of intelligent household fresh air system |
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| CN108025241A (en) * | 2015-09-14 | 2018-05-11 | 三星电子株式会社 | Air-conditioning and its control method |
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| CN106545962B (en) * | 2016-10-31 | 2019-10-25 | 北京艾瑞克林科技有限公司 | A kind of control method of new blower and its air output and exhaust air rate |
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| CN109142184A (en) * | 2018-08-13 | 2019-01-04 | 珠海格力电器股份有限公司 | Judgment method for replacing efficient filter and fresh air handling unit |
| CN114294782A (en) * | 2021-12-30 | 2022-04-08 | 珠海格力电器股份有限公司 | Fault detection method and device, air conditioning equipment and storage medium |
| CN114294782B (en) * | 2021-12-30 | 2022-12-20 | 珠海格力电器股份有限公司 | Fault detection method, device, air conditioning equipment and storage medium |
| CN115371206A (en) * | 2022-08-27 | 2022-11-22 | 孙联华 | Intelligent detection method for operation fault of intelligent household fresh air system |
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Address after: 100000 Beijing city Chaoyang District Lake Park 122 floor 15 South 1802 Applicant after: Beijing Leikelida energy-saving environmental protection Polytron Technologies Inc Address before: 100000 Beijing city Chaoyang District Lake Park 122 floor 15 South 1802 Applicant before: FITNESS CO., LTD. |
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