CN105588259A - Central ventilation system and control method and control device - Google Patents
Central ventilation system and control method and control device Download PDFInfo
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- CN105588259A CN105588259A CN201410737525.3A CN201410737525A CN105588259A CN 105588259 A CN105588259 A CN 105588259A CN 201410737525 A CN201410737525 A CN 201410737525A CN 105588259 A CN105588259 A CN 105588259A
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Abstract
The invention provides a central ventilation system and a control method and a control device, relates to the field of control of central ventilation systems, can output warning signals to different filter screens in the central ventilation system to enable the filter screens to be fully used without causing cost waste, and guarantees the air purifying effect of the central ventilation system. The control method comprises the following steps: a concentration grade of a filtered object is determined; the limit working time of the nth filter screen in N filter screens included by the central ventilation system is determined according to the concentration grade of the filtered object; the effective working time of the nth filter screen in N filter screens is obtained; and when the effective working time of the nth filter screen in N filter screens reaches the limit working time, the warning signals are output. The control method is applied to control of the central ventilation system.
Description
Technical field
The present invention relates to VMC control field, relate in particular to a kind of VMC and controlling partyMethod, control device.
Background technology
In recent years, air pollution is more and more subject to people to the harm of health and pays close attention to, new windSystem is because its catharsis to air is subject to the accreditation in market. VMC is by filter screen pairAir filters, and will send into through filtered air indoorly, indoor air is sent simultaneouslyTo outdoor, thereby realize purification and the circulation of air.
Filter screen is after use after a while, and filtering object can be gathered in screen surface, shadowRing filtration and the ventilation effect of filter screen. In prior art, to the pressure differential of filter screen both sidesDetect, if the pressure differential of filter screen both sides exceedes predetermined threshold value, send filter screen dirty stifledCue. Or VMC is at set intervals with regard to reminding user to replace filter screen.
VMC generally includes more than one filter screen, respectively different objects is played to filtrationEffect, some filter screen recycles after can cleaning, and some can not recycle and can only more renewFilter screen, in addition, the cleaning of dissimilar filter screen or replacement cycle are also different. In prior artThe mode of carrying out dirty stifled prompting or reminding at set intervals according to pressure reduction, user can notAccurately grasp cleaning or the replacing time of different filter screens, if do not clean for a long time or change,Affect the clean-up effect of VMC to air, if change too early filter screen, filter screen not byFully use, cause this waste.
Summary of the invention
Embodiments of the invention provide a kind of VMC and control method, control device, canFor the different filter screen outputting alarm signals in VMC, avoid because filter screen not by fullyThe cost using and cause is wasted, and ensures the air purification effect of VMC simultaneously.
For achieving the above object, embodiments of the invention adopt following technical scheme:
Determine the concentration scale of filtering object, determine VMC according to filtering object concentration scaleThe maximal work time of n filter screen in an included N filter screen, obtain in N filter screenEffective time of n filter screen, when effective work of n filter screen in N filter screenWhen reach capacity the working time as the time, outputting alarm signal.
The VMC that embodiments of the invention provide and control method, control device, pass throughEffective time to the included filter screen of VMC is carried out timing, during according to effective workBetween for the different filter screen outputting alarm signals in VMC, avoid screen replacing to make too earlyFilter screen does not fully use and causes cost waste, avoid filter screen not clean for a long time simultaneously orChange and affect the air purification effect of VMC.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below by rightDuring embodiment describes, the accompanying drawing of required use is briefly described, apparently, in the following describesAccompanying drawing is only some embodiments of the present invention, for those of ordinary skill in the art, is not payingGo out under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of a kind of VMC control device that Fig. 1 provides for embodiments of the inventionFigure;
The structural representation of a kind of VMC that Fig. 2 provides for embodiments of the invention;
The schematic flow sheet of a kind of VMC control method that Fig. 3 provides for embodiments of the invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is enteredRow is described clearly and completely, and obviously, described embodiment is only the present invention's part embodiment,Instead of whole embodiment. Based on the embodiment in the present invention, those of ordinary skill in the art are not havingHave and make the every other embodiment obtaining under creative work prerequisite, all belong to the present invention protectionScope.
With reference to Fig. 1, embodiments of the invention provide a kind of VMC control device 10, comprising: locateReason unit 101 and the signal output unit 102 being connected with processing unit 101.
Wherein, processing unit 101, for determining filtering object concentration scale. So-called filtering objectRefer in air to be filtered (being generally outdoor air) by the material of filter screen filtering. Optionally,Filtering object can be common air pollutants, or other need to reduce it and contains in airAmount or the material of concentration, include but not limited to oil smoke, dust, mould, formaldehyde, distribute differentThe material of taste, or a class material of dividing according to some standard, for example PM (particulateMatter, fine particle) 10, PM2.5 etc.
VMC to the catharsis of air can be according to VMC to different filtering objectsFiltration is weighed. The filter screen of VMC is after use after a while, and it is right to filterResemble and can be gathered in screen surface, affect filtration and the ventilation effect of filter screen, therefore needAt set intervals filter screen is cleaned or changed. The concentration difference of filtering object, to filterThe time interval that net cleans or changes is also different. In the present embodiment, by filtering objectConcentration is divided into different grades, i.e. different concentration ranges. Herein, with the concentration of PM2.5For example, the concentration of PM2.5 is divided into 0 microgram/cubic meter to 70 microgram/cubic meters, 71 micro-Gram/cubic metre to 100 microgram/cubic meters, the above Three Estate of 100 microgram/cubic meter. Optional, for different filtering objects, the quantity of concentration scale, and the model of each concentration scaleEnclose and can set according to actual conditions.
Optionally, VMC control device 10 can comprise user interface, for differenceFiltering object provides about other option of concentration level, is selected by user. Processing unit 101Determine filtering object concentration scale according to user's operation, or, VMC control device 10By using sensor mode to measure the filtering object concentration in outdoor air, processFiltering object concentration scale is determined according to measurement result in unit 101. The present invention is right to determining filtrationThe concrete mode that resembles concentration scale does not limit.
Processing unit 101, also for determining that according to filtering object concentration scale VMC is includedN filter screen in maximal work time of n filter screen.
The maximal work time of filter screen, be used to indicate cleaning or the replacement cycle of filter screen. New wind isSystem control device 10 can be for the different filter screen outputting alarm signals in VMC, this enforcementRoutine n filter screen in N included filter screen of VMC is as example, to VMC controlDevice 10 describes. Optionally, processing unit 101 can be preserved N the n in filter screenFilter screen is the corresponding maximal work time under different filtering object concentration scales, processing unit 101After definite filtering object concentration scale, can determine the limit of N n filter screen in filter screenWorking time.
Processing unit 101, also when obtaining effective work of n filter screen of N filter screenBetween, in the time that the effective time of n filter screen in N filter screen reaches capacity the working time,Send the first enabling signal to signal output unit 102. Wherein, the n in N filter screenIt is new that the effective time of filter screen is that n filter screen in N filter screen is installed to after VMCThe time of the motor of wind system in operating condition.
Signal output unit 102, for receiving after the first enabling signal, outputting alarm signal,Wherein, the effective time that alarm signal is used to indicate N n filter screen in filter screen reachesTo the maximal work time.
Optionally, signal output unit 102 comprises: change alarm module 1021, clean alarmModule 1022.
Processing unit 101, also for determining the filter screen type of n filter screen of N filter screen,Wherein, the filter screen type of n filter screen in N filter screen is used to indicate N the n in filter screenWhether individual filter screen is capable of washing. Concrete, processing unit 101 can be preserved N the n in filter screenThe filter screen type of individual filter screen.
Processing unit 101, specifically in the time that n filter screen in N filter screen is capable of washing,Send the first enabling signal to cleaning alarm module 1022, when n filter screen in N filter screenTime not capable of washing, send the first enabling signal to changing alarm module 1021.
Change alarm module 1021 for receiving after the first enabling signal, output screen replacing refers toShow signal, clean alarm module 1022 for receiving after the first enabling signal, output filter screen is clearWash index signal, wherein, screen replacing index signal is used to indicate the n changing in N filter screenIndividual filter screen, filter gauze cleaning index signal is used to indicate n the filter screen cleaning in N filter screen.The modes such as concrete optional, alarm signal can be by blowing a whistle, status lamp demonstration are exported.
Optionally, VMC control device 10 also comprises detecting unit 103.
Detecting unit 103, for detection of the state of the motor of VMC, and at the state of motorWhile changing, the motor status information after changing is sent to processing unit 101, wherein, electricityMachine status information is used to indicate the motor of VMC in operating condition or halted state.
Processing unit 101, also for according to motor status information, to the motor of VMC inThe time of operating condition is carried out timing, and using timing result as N n filter screen in a filter screenEffective time. Concrete, when the motor of VMC is during in halted state, temporaryStop timing, in the time that the motor of VMC enters operating condition again, continue timing.
Optionally, VMC control device 10 also comprises filter screen reset control module 104.
Filter screen reset control module 104, for obtaining user's reset operation instruction, generates filter screenReset signal, and filter screen reset signal is sent to processing unit 101, wherein, filter screen resets and believesNumber be used to indicate processing unit 101 by the effective time of n filter screen in N filter screenZero clearing. Optionally, filter screen reset control module 104 can comprise user interface, userSend reset operation instruction by this user interface to filter screen reset control module 104. EnterOne step is optional, for provide the user interface of concentration rank option with for sending resetThe operation interface of operational order can be same operation interface, can be also that VMC providesDifferent operating interface.
Processing unit 101, also for by the effective time of n filter screen of N filter screenZero clearing is also sent the second enabling signal to signal output unit 102. Signal output unit 102, usesAfter receiving the second enabling signal, export the index signal that resetted.
Optionally, in a kind of concrete application scenarios, processing unit 101 by counter to NThe effective time of n filter screen in individual filter screen is carried out timing. Concrete optional, work as NN filter screen in individual filter screen is installed to after VMC, and the numerical value of counter increases one to be presetThreshold value thinks that the effective time of n filter screen in N filter screen adds up to reach capacity workDo the time, now, receive with processing unit 101 the filter screen reset that filter screen reset unit sendsThe shown time of signal hour counter is time zero, has completed the n in N filter screenIndividual filter screen effective time zero clearing. N filter screen effective time accumulative total in N filter screenAfter value zero clearing, the time shown when counter increases predetermined threshold value, and controller is defeated to signalGo out unit 102 and send the second enabling signal.
Or, the maximum of setting counter, in the time that the count value of counter reaches maximum,Controller sends the second enabling signal to signal output unit 102, and passes through counter O reset,Complete the effective time zero clearing to n filter screen in N filter screen.
Optionally, VMC control device 10 also comprises motor control unit 105, for connecingReceive the Electric Machine Control instruction that processing unit 101 sends, and according to the new wind of Electric Machine Control instruction controlThe state of the motor of system. The state of the motor of VMC comprises operating condition, halted state.Wherein, operating condition can further be divided into different air output gears according to air output, for exampleComprise high wind shelves, apoplexy shelves and low wind shelves. Concrete, the present embodiment provides three kinds of optional controlsThe mode of VMC processed.
In first kind of way, VMC control device 10 also comprises function setting unit 106 HesManually control module 107.
Wherein function setting unit 106, for setting the manual control merit of manual control module 107Energy. Manually control function and can comprise that opening and closing VMC, filter screen reset are controlled, filterThe running of net clean prompting, screen replacing prompting, VMC motor is indicated and is adjusted new windThe function of the motor status of system etc. Filter screen reset is controlled function and is used for to filter screen reset control module 104Send reset operation instruction, instruction processing unit 101 is tired by the effective time of the first filter screenEvaluation zero clearing. The motor status of adjusting VMC, comprises that the motor of controlling VMC enters runningState or halted state, and air quantity is adjusted during in operating condition at the motor of VMCWhole.
Manually control module 107, for receiving user's manual operation request, and by manual operationRequest is sent to processing unit 101. Manually control module 107 can provide user interface,User triggers manual operation request by operation interface, by manual control function to VMCControl.
In the second way, VMC control device 10 comprises function setting unit 106 and far awayProcess control unit 108.
Wherein, function setting unit 106, for setting the Long-distance Control of remote control unit 108Function. Optionally, remote control function can comprise part in manual control function or completePortion's function, can also set up other function according to actual demand, such as inquiring about in N filter screenEffective time that n filter screen is current etc.
Remote control unit 108, for receiving remote control request, and sends out Long-distance Control requestDeliver to processing unit 101.
Optionally, enable remote control function by function setting unit 106, open long-rangeControl model. In the time that remote control unit 108 is not received Long-distance Control request, VMCMaintain current duty, in the time that remote control unit 108 receives Long-distance Control request,Long-distance Control request is sent to processing unit 101, please according to Long-distance Control by processing unit 101Ask VMC is controlled. For example, acquiescence mode of operation is set in function setting unit 106,Comprise index signal that acquiescence air output, signal output unit 102 are exported etc. Meanwhile, establishDetermine the priority of distance control mode higher than the priority of acquiescence mode of operation. In acquiescence workUnder pattern, in the time that remote control unit 108 receives Long-distance Control request, processing unit 101According to Long-distance Control request, VMC is controlled.
In the third mode, VMC control device 10 comprises function setting unit 106 and passesSensor automatic control unit 109.
Wherein, function setting unit 106, for the biography of setting sensor automatic control unit 109Sensor automatic control function. Optionally, sensor automatic control function can comprise outside measuring chamberAirborne filtering object concentration, and measurement result is sent to processing unit 101, processing unit101 determine filtering object concentration rank according to filtering object concentration, and further determine N filter screenIn maximal work time of n filter screen. Sensor automatic control function can also comprise surveyFiltering object concentration in amount room air, according to indoor filtering object concentration value to new wind isSystem is controlled automatically. For example, in the time that indoor filtering object concentration exceedes preset upper limit, sensingDevice automatic control unit 109 generates sensor and automatically controls request, and sensor is controlled automaticallyRequest is sent to processing unit 101. Requesting processing 101 open VMC motor orStrengthen air output. When indoor filtering object concentration is less than default lower prescribing a time limit, requesting processing 101Close the motor of VMC or reduce air output.
In conjunction with above three kinds of optional modes of controlling VMC, when function setting unit 106Enable manually to control at least two in function, remote control function and sensor automatic control functionWhile kind, can, by setting the priority of different control modes, prevent between different control modesConflict.
In conjunction with the manual control mode in first kind of way, embodiments of the invention also provide anotherPlant manual control mode, be with the difference of the manual control mode in first kind of way:Manual control mode can not need by processing unit 101, and directly VMC is controlledSystem.
For example, manually control module 107 comprises duplex double-control switch, and duplex double-control switch comprisesTwo buttons, switch key and air quantity button. Switch key is for connecting and disconnection VMCThe power supply of control device 10, by switch key, user can opening and closing VMC.The splicing ear of air quantity button is the control of air output gears different from motor control unit 105 respectivelyEnd connects, and by air quantity button, user can adjust the air output of VMC. HandMoving control module 107 can also comprise hand-reset button, and user is by hand-reset button,Send reset operation instruction to filter screen reset control module 104, instruction processing unit 101 is by NThe effective time aggregate-value zero clearing of n filter screen in individual filter screen.
In conjunction with the control mode different to VMC, signal output unit 102 can be exported manyIndividual index signal, the state of the mode of instruction control VMC, the blower fan of VMC, filterNet reset index signal etc. Meanwhile, function setting unit 106 can also be used for preserving different filtersNet attribute information, comprise filter screen type, this corresponding filtering object of this filter screen, and filter rightThe corresponding maximal work time of variable concentrations grade of elephant. When VMC control device 10 is connected electricityBehind source, processing unit 101 reads the attribute information of filter screen from function setting unit 106, determines filter screenFilter screen type and maximal work time.
The VMC control device that embodiments of the invention provide, by determining that filtering object is denseSpend grade, determine the maximal work time of filter screen according to filtering object concentration scale, to new wind beUnite effective time of included filter screen adds up, according to the accumulative total of effective timeValue, for the different filter screen outputting alarm signals in VMC, is fully used filter screenIn order to avoid cause cost waste, and ensure the air purification effect of VMC. Meanwhile, new wind isRemote control unit and the sensor automatic control unit of system control device, can be according to realitySituation is added or is removed, and VMC control device can both comprise, also can only wrapDraw together one or do not comprise, to meet user's wanting for the diversification of VMC control modeAsk and consideration to cost.
Based on the corresponding embodiment of Fig. 1, embodiments of the invention provide a kind of VMC 20,Shown in Fig. 2, VMC 20 comprises VMC control device 201, and wherein new wind isSystem control device 201 is the VMC control device described in the corresponding embodiment of Fig. 1.
The VMC that embodiments of the invention provide, by determining filtering object concentration scale,Determine the maximal work time of filter screen according to filtering object concentration scale, included to VMCEffective time of filter screen add up, according to the aggregate-value of effective time, forDifferent filter screen outputting alarm signals in VMC, make filter screen fully be used in order to avoid causeCost is wasted, and ensures the air purification effect of VMC.
In conjunction with the corresponding embodiment of Fig. 1, embodiments of the invention provide a kind of VMC controlling partyMethod, shown in Fig. 3, comprises the following steps:
301, VMC control device is determined the concentration scale of filtering object.
Filtering object can be common air pollutants, or other need to reduce it at airThe material of middle content or concentration, optional, filtering object can be PM2.5.
Filter screen is after use after a while, and filtering object can be gathered in screen surface, shadowFiltration and the ventilation effect of ringing filter screen, therefore need at set intervals filter screen to be carried outClean or change. The concentration difference of filtering object, filter screen is cleaned or is changed timeBetween interval also different.
Optionally, VMC control device can provide about concentration for different filtering objectsThe option of rank, is selected by user, determines filtering object concentration etc. according to user's operationLevel. Or VMC control device is by using sensor mode in outdoor airFiltering object concentration is measured, and processing unit is determined filtering object concentration etc. according to measurement resultLevel.
302, determine in the included N of a VMC filter screen according to filtering object concentration scaleThe maximal work time of n filter screen.
The maximal work time of filter screen, be used to indicate cleaning or the replacement cycle of filter screen. This realityExecute example taking n filter screen in N filter screen as example is to VMC control method provided by the inventionDescribe. Optionally, the attribute information of storage filter screen, attribute information comprises that different filter screens are in different mistakesThe corresponding maximal work time under filter object concentration scale. , according to filter screen attribute information, can determineThe corresponding limit work under determined filtering object concentration scale of n filter screen in N filter screenDo the time.
303, obtain the effective time of N n filter screen in filter screen, when N filter screenIn effective time of n filter screen while reaching capacity the working time, outputting alarm letterNumber.
Wherein, the effective time of n filter screen in N filter screen is in N filter screenThe time of the motor that n filter screen is installed to VMC after VMC in operating condition, alarmThe effective time that signal is used to indicate N n filter screen in the filter screen work that reaches capacityTime.
Optionally, the state of the motor to VMC detects, the shape of the motor of VMCState comprises operating condition and halted state. Time to the motor of VMC in operating conditionCarry out timing, to obtain the effective time of N n filter screen in filter screen. Concrete,N filter screen in N filter screen is installed to after VMC, to the motor of VMC in fortuneThe time that turns state is carried out timing, when the motor of VMC is during in halted state, suspendsTiming, in the time that the motor of VMC enters operating condition again, continues timing. Specifically optional, by counter, the effective time of n filter screen in N filter screen is carried out to timing.
VMC comprises at least one filter screen, and different filter screens are for rising and be different objectsFilter effect. Filter screen type can be divided into type capable of washing and can not cleaning-type, and type filter screen capable of washing canAfter cleaning, recycle, can not cleaning-type filter screen can not recycle and can only more renew filter screen.Therefore,, for different filter screen types, alarm signal can also be indicated the n in N filter screenIndividual filter screen cleans or changes. Optionally, the attribute information of filter screen can also comprise filter screenFilter screen type, whether filter screen type is used to indicate n filter screen in N filter screen capable of washing. ?In the time that n filter screen in N filter screen is capable of washing, output filter gauze cleaning index signal, works as NWhen n filter screen in individual filter screen is not capable of washing, output screen replacing index signal.
Optionally, after outputting alarm signal, obtain user's reset operation instruction, by N filterThe effective time zero clearing of n filter screen in net. Concrete, user interface is provided,User sends reset operation instruction by user interface to VMC control device. SpecificallyOptionally, user interface can be and the manual control interface of VMC wired connection,Also can be the Long-distance Control interface with VMC wireless connections.
The VMC control method that embodiments of the invention provide, by determining that filtering object is denseSpend grade, determine maximal work time and the filter screen class of filter screen according to filtering object concentration scaleType, adds up the effective time of the included filter screen of VMC, according to effective workMake the aggregate-value of time, for the different filter screen outputting alarm signals in VMC, make filterNet is fully used in order to avoid is caused cost waste, and ensures the air purification effect of VMC.
Through the above description of the embodiments, those skilled in the art can be clearlySolution, to the touch-type controller in the present invention, can realize with hardware, or firmware realizes, or itCombination realize. In the time using software to realize, above-mentioned functions can be stored in to meterIn calculation machine computer-readable recording medium or as one or more instructions or code on computer-readable medium, enterRow transmission. Computer-readable medium comprises computer-readable storage medium and communication media, wherein communicationMedium comprises any medium of being convenient to transmit from a place to another place computer program.Storage medium can be any usable medium that computer can access. As example but be not limited to:Computer-readable medium can comprise RAM (RandomAccessMemory, random access memory),ROM (ReadOnlyMemory, read-only memory), EEPROM (ElectricallyErasableProgrammableReadOnlyMemory, EEPROM), CD-ROM(CompactDiscReadOnlyMemory, i.e. read-only optical disc) or other optical disc storage,Magnetic disk storage medium or other magnetic storage apparatus or can be used in to carry or store and there is fingerThe program code of order or the expectation of data structure form also can be by any other of computer accessMedium.
Above, be only the specific embodiment of the present invention, but not office of protection scope of the present inventionBe limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in,Can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention. Therefore,Protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (13)
1. a VMC control device, is characterized in that, comprising: processing unit and withThe signal output unit that described processing unit connects;
Described processing unit, for determining filtering object concentration scale;
Described processing unit, also for determining VMC according to described filtering object concentration scaleThe maximal work time of n filter screen in an included N filter screen;
Described processing unit, also for obtain a described N filter screen n filter screen effectivelyWorking time, described in the effective time of n filter screen in a described N filter screen reachesWhen the maximal work time, send the first enabling signal to described signal output unit, wherein,The effective time of n filter screen in a described N filter screen is the n in a described N filter screenThe motor that individual filter screen is installed to described VMC after described VMC in operating condition timeBetween;
Described signal output unit, for receiving after described the first enabling signal, output is accusedAlert signal, wherein, described alarm signal is used to indicate n filter screen in a described N filter screenEffective time reach the described maximal work time.
2. device according to claim 1, is characterized in that,
Described signal output unit comprises: change alarm module, clean alarm module;
Described processing unit, also for determining the filter screen of n filter screen of a described N filter screenType, wherein, the filter screen type of n filter screen in a described N filter screen is used to indicate described NWhether n filter screen in individual filter screen be capable of washing;
Described processing unit, specifically for when n filter screen in a described N filter screen capable of washingTime, send described the first enabling signal to described cleaning alarm module, when a described N filter screenIn n filter screen time not capable of washing, send described first to described replacing alarm module and openMoving signal;
Described replacing alarm module is for receiving after described the first enabling signal, and output filter screen moreChange index signal, described cleaning alarm module is for receiving after described the first enabling signal, defeatedGo out filter gauze cleaning index signal, wherein, described screen replacing index signal is used to indicate changes instituteState n filter screen in N filter screen, described filter gauze cleaning index signal is used to indicate cleans instituteState n filter screen in N filter screen.
3. device according to claim 1, is characterized in that, described device also comprises inspectionMeasurement unit;
Described detecting unit, for detection of the state of the motor of described VMC, and at motorState while changing, the motor status information after changing is sent to described processing unit,Wherein, the motor that described motor status information is used to indicate described VMC is in operating conditionOr halted state;
Described processing unit, also for according to described motor status information, to described VMCThe time of motor in operating condition carry out timing, and using timing result as N in a filter screenEffective time of n filter screen.
4. device according to claim 1, is characterized in that, described device also comprises filterNet reset control module;
Described filter screen reset control module, for obtaining user's reset operation instruction, generates filterNet reset signal, and described filter screen reset signal is sent to described processing unit, wherein, instituteState filter screen reset signal and be used to indicate described processing unit by n filter in a described N filter screenThe effective time zero clearing of net;
Described processing unit, also for by effective work of n filter screen of a described N filter screenDo time zero clearing and send the second enabling signal to described signal output unit;
Described signal output unit, for receiving after described the second enabling signal, output resetsComplete index signal.
5. according to the device described in claim 1-4 any one, it is characterized in that described deviceAlso comprise motor control unit, the Electric Machine Control instruction sending for receiving described processing unit,And according to the state of the motor of VMC described in described Electric Machine Control instruction control.
6. device according to claim 5, is characterized in that, described device also comprises meritEnergy setup unit and manually control module;
Described function setting unit, for setting the manual control function of described manual control module;
Described manual control module, for receiving user's manual operation request, and by described handMoving operation requests is sent to described processing unit.
7. device according to claim 5, is characterized in that, described device also comprises meritEnergy setup unit and remote control unit;
Described function setting unit, for setting the remote control function of described remote control unit;
Described remote control unit, for receiving remote control request, and by described Long-distance ControlRequest is sent to described processing unit.
8. device according to claim 5, is characterized in that, described device also comprises meritEnergy setup unit and sensor automatic control unit;
Described function setting unit, for setting the sensor of described sensor automatic control unitAutomatic control function;
Described sensor automatic control unit, controls request automatically for generating sensor, and willDescribed sensor is automatically controlled request and is sent to described processing unit.
9. a VMC, is characterized in that,
Comprise the VMC control device as described in claim 1-8 any one.
10. a VMC control method, is characterized in that,
Determine the concentration scale of filtering object;
Determine in the included N of a VMC filter screen according to described filtering object concentration scaleThe maximal work time of n filter screen;
Obtain the effective time of n filter screen in a described N filter screen, when described NThe effective time of n filter screen in filter screen is while reaching the described maximal work time, defeatedGo out alarm signal, the effective time of n filter screen in a described N filter screen is described NN filter screen in individual filter screen is installed to the motor place of described VMC after described VMCIn the time of operating condition, described alarm signal is used to indicate n in a described N filter screenThe effective time of filter screen reaches the described maximal work time.
11. methods according to claim 10, is characterized in that,
Described method also comprises: determine the filter screen type of n filter screen in a described N filter screen,The filter screen type of n filter screen in a described N filter screen is used to indicate in a described N filter screenWhether n filter screen be capable of washing;
Described outputting alarm signal comprises: when n filter screen in a described N filter screen capable of washingTime, output filter gauze cleaning index signal, when n filter screen in a described N filter screen can not be clearWhile washing, output screen replacing index signal.
12. methods according to claim 10, is characterized in that,
Detect the state of the motor of described VMC, the state bag of the motor of described VMCDraw together operating condition or halted state;
Time to the motor of described VMC in operating condition is carried out timing, to obtainState the effective time of N n filter screen in filter screen.
13. methods according to claim 12, is characterized in that, described method also comprises:
Obtain user's reset operation instruction, by having of n filter screen in a described N filter screenEffect working time zero clearing, and export the index signal that resetted.
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| CN106918113A (en) * | 2017-01-22 | 2017-07-04 | 上海市全保环境科技有限公司 | The management method and system of a kind of smart home |
| CN107062504A (en) * | 2017-04-10 | 2017-08-18 | 中山市赛恩电器科技有限公司 | A kind of new blower fan for being easy to update filter screen |
| CN107940676A (en) * | 2017-11-20 | 2018-04-20 | 广东美的制冷设备有限公司 | Filter gauze cleaning based reminding method, device, server, air conditioner and storage medium |
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| CN107940676A (en) * | 2017-11-20 | 2018-04-20 | 广东美的制冷设备有限公司 | Filter gauze cleaning based reminding method, device, server, air conditioner and storage medium |
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| CN112944502A (en) * | 2021-03-30 | 2021-06-11 | 博特尔(重庆)电力技术有限公司 | Device and control method of modular fault-tolerant clean fresh air handling unit |
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