CN105277343A - Filter core service life detection method and device - Google Patents
Filter core service life detection method and device Download PDFInfo
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- CN105277343A CN105277343A CN201410290751.1A CN201410290751A CN105277343A CN 105277343 A CN105277343 A CN 105277343A CN 201410290751 A CN201410290751 A CN 201410290751A CN 105277343 A CN105277343 A CN 105277343A
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Abstract
The invention discloses a filter core service life detection method and device. The filter core service life detection method comprises the following steps: detecting an accommodation weight of a filter core, wherein the filter core is used for filtering particles in the air, the accommodation weight is particle accommodation capacity of the filter core; judging whether the accommodation weight of the filter core reaches a preset accommodation weight; and if judging that the accommodation weight of the filter core reaches the preset accommodation weight, determining that the service time of the filter core reaches the service life of the filter core. Through the method and device, the problem that the service life of the filter core cannot be detected accurately in the prior art is solved.
Description
Technical field
The present invention relates to filter core field, in particular to a kind of method and apparatus detecting filter core serviceable life.
Background technology
Filter core may be used for air filtration, water filtration and oil and filters.Wherein, filter core is when for air filtration, and the true service condition of existing new blower fan to filter core cannot detect, controls and show corresponding testing result accurately.Like this, user cannot understand the true serviceable life of filter core, thus cannot more renew cartridge on time.
Such as, for the filter core in household fresh air fan, because user does not have exact instrument, therefore it accurately can not understand the true serviceable life of filter core.At this moment, usually need the serviceable life of filter core the parameter provided according to supplier to judge, or obtained by the means artificially estimated.
In addition, because the air quality of zones of different there are differences, and the air quality of the same area in different time sections is also different, and same filter core uses in the region that air quality difference is large, often differs one month its true serviceable life even for more time.Obviously, filter core is different for serviceable life in different environments, iff the parameter provided according to supplier or the serviceable life judging filter core according to the experience of user, then can cause comparatively big error.And if error is existed to the judgement in the serviceable life of filter core, then can cause filter element replacing not in time or change too early.Wherein, if filter element replacing not in time, then Fresh air handling units can be caused to enter New atmosphere quality and to decline; If filter element replacing is too early, then can use the cost of new blower fan by adding users.
For the problem that accurately cannot detect the serviceable life of filter core in correlation technique, at present effective solution is not yet proposed.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of method and apparatus detecting filter core serviceable life, to solve the problem that accurately cannot detect the serviceable life of filter core in correlation technique.
To achieve these goals, according to an aspect of the present invention, a kind of method detecting filter core serviceable life is provided.The method comprises: the accommodation weight detecting filter core, and wherein, filter core is used for the particle in filtered air, holds the particle saturation that weight is filter core; Judge whether the accommodation weight of filter core reaches to preset and hold weight; And if judge the accommodation weight of filter core reach preset hold weight, then determine that the service time of filter core reaches the serviceable life of filter core.
Further, the accommodation weight detecting filter core comprises: obtain the air pollution index in target area, wherein, filter core is arranged in target area; Detect the air throughput of filter core; And calculate according to air pollution index and air throughput, obtain the accommodation weight of filter core.
Further, the air pollution index in target area is obtained in the following manner: obtain the air pollution index in the target area of observatory's issue; Or the air pollution index in the target area that acquisition sensor detects.
Further, the accommodation weight of filter core is detected in the following manner: obtain the air pollution index in target area every preset time period; Detect the air of filter core in each preset time period respectively and pass through component; Calculated by component according to the air of the air pollution index in each preset time period and filter core respectively, obtain point accommodation weight of filter core in each preset time period; Weight is held to each point and carries out Cumulative sum, obtain total accommodation weight of filter core; And using the accommodation weight of total accommodation weight of filter core as filter core.
Further, after the total accommodation weight obtaining filter core, the method also comprises: judge whether filter core exists and initially hold weight; And if judge filter core exist initially hold weight, then according to initial weight of holding, total weight of holding is revised, obtain revised total accommodation weight, wherein, after obtaining revised total accommodation weight, using the accommodation weight of revised total accommodation weight as filter core.
Further, filter core comprises first order filter core and second level filter core, and before first order filter core is arranged on second level filter core, detect the accommodation weight of first order filter core in the following manner: obtain the first air pollution index in target area and the second air pollution index, wherein, first air pollution index is corresponding with first order filter core, and the second air pollution index is corresponding with second level filter core; Obtain the filtration efficiency of the first order filter core pair particle corresponding with the second air pollution index; Detect the air throughput of first order filter core; And calculate according to the air throughput of the first air pollution index, the second air pollution index, first order filter core and filtration efficiency, obtain the accommodation weight of first order filter core.
Further, before judging whether the accommodation weight of filter core reaches default accommodation weight, the method also comprises: judge whether filter core exists leakage situation; If judge that filter core exists leakage situation, then obtain the slip of filter core; And revise according to the accommodation weight of slip to filter core, obtain revised accommodation weight, wherein, after obtaining revised accommodation weight, judge whether revised accommodation weight reaches to preset and hold weight; And if judge revised accommodation weight reach preset hold weight, then determine that the service time of filter core reaches the serviceable life of filter core.
Further, preset accommodation weight to determine in the following manner: the access times detecting filter core; Judge whether the access times of filter core equal 1; If judge that the access times of filter core are not equal to 1, then obtain the use decline coefficient of filter core; Obtain original default accommodation weight; According to the access times of filter core, decline coefficient and original default accommodation weight is used to determine current accommodation weight; And using current accommodation weight as default accommodation weight.
To achieve these goals, according to a further aspect in the invention, a kind of device detecting filter core serviceable life is provided.This device comprises: detecting unit, and for detecting the accommodation weight of filter core, wherein, filter core is used for the particle in filtered air, holds the particle saturation that weight is filter core; First judging unit, holds weight for judging whether the accommodation weight of filter core reaches to preset; And first determining unit, if hold weight for judging that the accommodation weight of filter core reaches to preset, then determine that the service time of filter core reaches the serviceable life of filter core.
Further, detecting unit comprises: acquisition module, and for obtaining the air pollution index in target area, wherein, filter core is arranged in target area; Detection module, for detecting the air throughput of filter core; And computing module, for calculating according to air pollution index and air throughput, obtain the accommodation weight of filter core.
Further, detecting unit is also for obtaining the air pollution index in target area in the following manner: obtain the air pollution index in the target area of observatory's issue; Or the air pollution index in the target area that acquisition sensor detects.
Further, detecting unit comprises: acquisition module is also for obtaining the air pollution index in target area every preset time period; Detection module also passes through component for detecting the air of filter core in each preset time period respectively; Computing module, also for being calculated by component according to the air of the air pollution index in each preset time period and filter core, obtains point accommodation weight of filter core in each preset time period; Summation module, carrying out Cumulative sum for holding weight to each point, obtaining total accommodation weight of filter core; And determination module, for using the accommodation weight of total accommodation weight of filter core as filter core.
Further, detecting unit also comprises: judge module, for after the total accommodation weight obtaining filter core, judges whether filter core exists and initially holds weight; And correcting module, for when judging that filter core exists initial accommodation weight, according to initial weight of holding, total weight of holding is revised, obtain revised total accommodation weight, wherein, determination module also for after obtaining revised total accommodation weight, using the accommodation weight of revised total accommodation weight as filter core.
Further, filter core comprises first order filter core and second level filter core, and before first order filter core is arranged on second level filter core, detecting unit is used for the accommodation weight detecting first order filter core in the following manner: obtain the first air pollution index in target area and the second air pollution index, wherein, first air pollution index is corresponding with first order filter core, and the second air pollution index is corresponding with second level filter core; Obtain the filtration efficiency of the first order filter core pair particle corresponding with the second air pollution index; Detect the air throughput of first order filter core; And calculate according to the air throughput of the first air pollution index, the second air pollution index, first order filter core and filtration efficiency, obtain the accommodation weight of first order filter core.
Further, the device in this detection filter core serviceable life also comprises: the second judging unit, for before judging whether the accommodation weight of filter core reaches and preset and hold weight, judges whether filter core exists leakage situation; Acquiring unit, for when judging that filter core exists leakage situation, obtains the slip of filter core; And amending unit, for revising according to the accommodation weight of slip to filter core, obtain revised accommodation weight, wherein, first judging unit, also for after obtaining revised accommodation weight, judges whether revised accommodation weight reaches to preset and holds weight; And first determining unit also for judge revised accommodation weight reach preset hold weight time, determine that the service time of filter core reaches the serviceable life of filter core.
Further, the device in this detection filter core serviceable life also comprises: the second determining unit, and the second determining unit is used for determining in the following manner to preset holding weight: the access times detecting filter core; Judge whether the access times of filter core equal 1; If judge that the access times of filter core are not equal to 1, then obtain the use decline coefficient of filter core; Obtain original default accommodation weight; According to the access times of filter core, decline coefficient and original default accommodation weight is used to determine current accommodation weight; And using current accommodation weight as default accommodation weight.
By the present invention, adopt the accommodation weight detecting filter core, wherein, filter core is used for the particle in filtered air, holds the particle saturation that weight is filter core; Judge whether the accommodation weight of filter core reaches to preset and hold weight; And if judge the accommodation weight of filter core reach preset hold weight, then determine that the service time of filter core reaches the serviceable life of filter core, solve the problem that accurately cannot detect the serviceable life of filter core in correlation technique, and then reach the serviceable life of accurately detection filter core and process to the effect of the filter core in serviceable life on time.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of the device in detection filter core serviceable life according to the embodiment of the present invention;
Fig. 2 is the schematic diagram of the device in another detection filter core serviceable life according to the embodiment of the present invention;
Fig. 3 is the process flow diagram of the method in detection filter core serviceable life according to the embodiment of the present invention; And
Fig. 4 is the process flow diagram of the method in another detection filter core serviceable life according to the embodiment of the present invention.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
Better the present invention program is understood in order to make those skilled in the art, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment obtained under those of ordinary skill in the art do not make creative work prerequisite, all should belong to protection scope of the present invention.
It should be noted that, term " first ", " second " etc. in instructions of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged in the appropriate case, so as embodiments of the invention described herein can with except here diagram or describe those except order implement.In addition, term " comprises " and " having " and their any distortion, and intention is to cover not exclusive comprising.
According to embodiments of the invention, provide a kind of device detecting filter core serviceable life, the device in this detection filter core serviceable life is used for accurately detecting filter core current serviceable life whether having reached this filter core service time.
It should be noted that, in the present invention, filter core can be air filtering core, and it may be used for the various particles in filtered air.Wherein, the particle in air is air pollutants, and the content of particles different in air may be used for different air pollution indexs to represent.In addition, the filter core in the present invention can be applied in different scenes, and such as, it can be applied on new blower fan.Below for the filter core on new blower fan, the present invention will be described in detail.
Fig. 1 is the schematic diagram of the device in detection filter core serviceable life according to the embodiment of the present invention.
As shown in Figure 1, this device comprises: detecting unit 20, first judging unit 40 and the first determining unit 60.
Detecting unit 20 may be used for the accommodation weight detecting filter core, and wherein, filter core is used for the particle in filtered air, holds the particle saturation that weight is filter core.
Wherein, filter core may be used for the particle in filtered air, and the function of the filter core of different size can be different, and the filter core of different size can the particle without specification in filtered air.In air, the particle of different size can carry out difference mark by different air pollution indexs and levies.Holding weight can be the particle saturation of filter core, that is, the quantity of its particle be filtered that can carry for filter core or quality.The accommodation weight detecting filter core can be detect the quality of the particle be filtered that current time filter core carries.Such as, the quality of the particle that current time filter core has held can be detected.
First judging unit 40 may be used for judging whether the accommodation weight of filter core reaches to preset and holds weight.
Preset and hold weight and can be preset by algorithm, and preset and hold weight and can hold the maximal value of amounts of particles or quality for filter core.Judging whether the accommodation weight of filter core reaches default weight of holding can be judge whether the current accommodation weight of filter core reaches the maximal value preset and hold weight filter core and can hold amounts of particles or quality.
Wherein, if judge that the current accommodation weight of filter core reaches the maximal value preset and hold weight filter core and can hold amounts of particles or quality, then show by the end of current time, the service time of filter core has reached its serviceable life.If judge that the current accommodation weight of filter core does not reach the maximal value preset and hold weight filter core and can hold amounts of particles or quality, then show by the end of current time, the service time of filter core does not also reach its serviceable life.
If the first determining unit 60 may be used for judging that the accommodation weight of filter core reaches to preset hold weight, then determine that the service time of filter core reaches the serviceable life of filter core.
For the filter core on new blower fan, if reached its serviceable life, then new blower fan can point out user to process the filter core reaching serviceable life service time of this filter core.Wherein, can process the filter core reaching serviceable life in the following manner:
The filter element replacing reaching serviceable life is brand-new filter core by mode one.It should be noted that, can arrange reset key on the unit of new blower fan, if by the filter core that filter element replacing is brand-new, then this reset key may be used for resetting to the default accommodation weight set by software program.
Mode two, carries out the process such as cleaning by the filter core reaching serviceable life, and the filter core after recycling cleaning.It should be noted that, if filter core is carried out cleaning treatment, and new blower fan reuses cleaned filter core, then software program can according to the use decline coefficient of the filter core be recycled, current access times (namely, this filter core is which time is recycled at present) original default accommodation weight is revised, obtain current default accommodation weight.Like this, when whether reaching its serviceable life, the default accommodation weight whether the accommodation weight of filter core reaches current can be judged service time again detecting filter core.
Pass through the embodiment of the present invention, can detect whether filter core current service time has reached its serviceable life accurately, and when reaching its serviceable life service time of filter core, can reminding user to replace filter core on time, thus filter core can be avoided owing to changing the wasting of resources caused and the use cost strengthening new blower fan too early, simultaneously, the decline of the air quality that filter core can also be avoided to cause it to supply owing to changing evening, reaches and also processes to the effect of the filter core in serviceable life on time the serviceable life accurately detecting filter core.
Fig. 2 is the schematic diagram of the device in another detection filter core serviceable life according to the embodiment of the present invention.
As shown in Figure 2, this embodiment can as preferred implementation embodiment illustrated in fig. 1, the device in detection filter core serviceable life of this embodiment comprises detecting unit 20, first judging unit 40 and first determining unit 60 of the first embodiment, and detecting unit 20 comprises acquisition module 202, detection module 204 and computing module 206.
First judging unit 40 and the effect of the first determining unit 60 and identical in the first embodiment, do not repeat them here.
Acquisition module 202 may be used for obtaining the air pollution index in target area, and wherein, filter core is arranged in target area.
Wherein, filter core can be arranged in target area.Particularly, the new blower fan of this filter core is used can be arranged in this target area.Air pollution index can be corresponding with the filtering function of filter core, such as, and the ε mg/m in air pollution index
3the concentration corresponding to default specification particle that filter core can filter can be represented.Wherein, the specification of particle can be weighed by physical quantitys such as the cross-sectional areas of particle, and, in the ideal case, when the particle of the default specification corresponding with filter core runs into this filter core, it can all filter out by this filter core, thus the particle of this default specification can all carry on (e.g., dropping on) this filter core.
It should be noted that, the air pollution index in target area can be obtained in the following manner:
Mode one, such as, when the equipment networking set by filter core, when the new blower fan networking being provided with filter core, can read (i.e. target area) air pollution index of locality that observatory issues.Wherein, air pollution index may be used for representing particle or gas concentration in air.
Mode two, when whether the equipment no matter set by filter core networks, such as, when whether the new blower fan no matter being provided with filter core networks, the air pollution index pick-up unit that can be carried by new blower fan unit detects the air pollution index near filter core.Such as, new blower fan unit can detect air pollution index by the sensor of the detection air pollution index carried.
Wherein, when pass-through mode one obtains the air pollution index in target area, convenient, fast, cost-saving effect can be reached; When pass-through mode two obtains the air pollution index in target area, not only can not be subject to the impact of network environment, and due to the air pollution index near filter core can be directly detected, therefore more accurate to the location of target area, the air pollution index detected is actual value, more accurately.
Detection module 204 may be used for the air throughput detecting filter core.
Air throughput can be the flow of the new wind by filter core, and it can be flow velocity and the function of the currency of new wind in filter core of new wind, and such as, Q=f (b, N), wherein, Q can represent air throughput, and its unit can be m
3, b can represent the flow velocity of new wind, and its unit can be m
3/ h, N can represent the currency of new wind in filter core, and its unit can be h.Particularly, Q can be Q=f (b, N)=bN.
Computing module 206 may be used for calculating according to air pollution index and air throughput, obtains the accommodation weight of filter core.
In other words, the accommodation weight of filter core can be the function of air pollution index and air throughput, such as, and A=f (ε, Q)=f (ε, f (b, N))=ε bN.Wherein, A represents the accommodation weight of filter core, its unit can be mg, ε, Q, b, N respectively with aforementioned, do not repeat them here.
Because the air quality (i.e. air pollution index) in different target region is distinguishing, therefore in different environment, especially in the target area that air quality difference is large, the serviceable life of identical filter core is different.And in embodiments of the present invention, by the accommodation weight adopting the mode of the air pollution index obtained in target area to determine filter core, the air quality in the environment residing for filter core can be avoided to there are differences and serviceable life of causing judges coarse situation.
Preferably, in embodiments of the present invention, detecting unit 20 can also comprise summation module and determination module, wherein, aforesaid acquisition module 202 can also be used for the air pollution index obtained every preset time period in target area, namely acquisition module 202 may be used for obtaining the multiple air pollution indexs in target area, wherein, each in multiple air pollution index is the air pollution index in the target area that preset time period obtains, each and preset time period one_to_one corresponding in multiple air pollution index.
Such as, primary air pollution index can be obtained every N hour, and the air pollution index that the n-th N hour gets can use ε
nrepresent, wherein, n is integer, and n=1,2,3 ...Different ε
nvalue can be identical or different, particularly, it by detecting acquisition in real time, such as, can be obtained by the various modes of the air pollution index in aforesaid acquisition target area, not repeat them here.
Aforesaid detection module 204 can also be used for detecting the air of filter core in each preset time period respectively and pass through component.Aforesaid computing module 206 may be used for being calculated by component according to the air of the air pollution index in each preset time period and filter core, obtains point accommodation weight of filter core in each preset time period.Summation module may be used for holding weight to each point and carries out Cumulative sum, obtains total accommodation weight of filter core; And determination module may be used for the accommodation weight of total accommodation weight of filter core as filter core.
Such as:
Filter core in each preset time period point hold weight can by determining with minor function:
An＝f(ε
n，Q
n)＝f(ε
n，f(b
n，N))＝ε
nb
nN。
Wherein, An can represent point accommodation weight in filter core n-th preset time period, and its unit can be mg, ε
ncan represent the pollution index of the air obtained in the n-th preset time period, its unit can be mg/m
3, b
ncan represent the flow velocity of new wind in the n-th preset time period, its unit can be m
3/ h, wherein, n is integer, and n=1,2,3 ...
Total accommodation weight of filter core can by determining with minor function:
A=f (An)=Σ An, wherein, n is integer, and n=1,2,3 ...
Wherein, the first judging unit 40 can also be used for after the total accommodation weight obtaining filter core, judges whether total accommodation weight of filter core reaches to preset and holds weight.And first determining unit 60 can also be used for judge total accommodation weight of filter core reach preset hold weight time, determine that the service time of filter core reaches the serviceable life of filter core.
Because the air quality (i.e. air pollution index) in not only different target region is distinguishing, and the concentration of the air pollutants of same target area within the different time periods also can be different, therefore in different environment, especially air quality difference large and air quality change frequently in target area, the serviceable life of identical filter core is different.And in embodiments of the present invention, by the accommodation weight adopting the mode of the multiple air pollution indexs corresponding with multiple object time section obtained in target area to determine filter core, the air quality frequent variations in the environment residing for filter core can be avoided and serviceable life of causing judges coarse situation.
Preferably, in embodiments of the present invention, detecting unit 20 can also comprise: judge module and correcting module.
Judge module may be used for after the total accommodation weight obtaining filter core, judges whether filter core exists and initially holds weight.
Correcting module may be used for when judging that filter core exists initial accommodation weight, revises, obtain revised total accommodation weight according to initial weight of holding to total weight of holding.
It should be noted that; new filter core can filter air for a long time along with the long-time running of new blower fan; until the serviceable life of filter screen on filter core terminates; in addition; new blower fan may be shut down in operational process, such as, may shut down new fan operation G (G is less than N) hour; at this moment the accommodation weight produced can for initially to hold weight, A0=bG ε
0, wherein, initial weight of holding can be stored in when new fan parking in the storer of new blower fan; like this, when new blower fan is restarted, it can be added in total accommodation weight as initial value; thus total weight of holding is revised, obtain revised total accommodation weight.Such as, A=f (An)=Σ An, wherein, n is integer, and n=0,1,2,3 ...
Wherein, determination module also for after obtaining revised total accommodation weight, using the accommodation weight of revised total accommodation weight as filter core.
Preferably, in embodiments of the present invention, filter core can comprise first order filter core and second level filter core, and before first order filter core is arranged on second level filter core, detecting unit 20 may be used for the accommodation weight detecting first order filter core in the following manner: first, obtains the first air pollution index in target area and the second air pollution index, wherein, first air pollution index is corresponding with first order filter core, and the second air pollution index is corresponding with second level filter core.Then, the filtration efficiency of the first order filter core pair particle corresponding with the second air pollution index is obtained.Again, the air throughput of first order filter core is detected.Then, calculate according to the air throughput of the first air pollution index, the second air pollution index, first order filter core and filtration efficiency, obtain the accommodation weight of first order filter core.
Such as, the particle that first air pollution index ε is corresponding is the particle of x specification, the particle that second air pollution index δ is corresponding is the particle of y specification, first order filter core is used for filtering the particle of x specification, and it can be P% to the filtration efficiency of the particle of y specification, then the accommodation weight of first order filter core can by determining with minor function: B=bN (ε+δ P%), wherein, B can represent the accommodation weight of first order filter core, and its unit can be mg.B, N, ε, δ and P, with aforementioned, do not repeat them here.
And, particle due to y specification has been filtered out the amount of P% by previous stage filter core (i.e. first order filter core), therefore, the accommodation weight of second level filter core can by determining with minor function: C=bN δ (1-P%), wherein, C can represent the accommodation weight of second level filter core, and its unit can be mg.B, N, δ and P, with aforementioned, do not repeat them here.
Preferably, in embodiments of the present invention, the device in this detection filter core serviceable life can also comprise: the second judging unit, acquiring unit and amending unit.
Second judging unit may be used for, before judging whether the accommodation weight of filter core reaches default accommodation weight, judging whether filter core exists leakage situation.
Acquiring unit may be used for when judging that filter core exists leakage situation, obtains the slip of filter core.
Amending unit may be used for revising according to the accommodation weight of slip to filter core, obtains revised accommodation weight.
Such as, through judging, the slip of first order filter core can be Q%, and the slip of second level filter core can be W%, then can by being modified to the accommodation weight of minor function to first order filter core: B=bN (ε+δ P%) (1-Q%); And can by being modified to the accommodation weight of minor function to second level filter core: C=bN δ (1-P%) (1-W%)+BQ%.
Wherein, the first judging unit 40 can also be used for after obtaining revised accommodation weight, judges whether revised accommodation weight reaches to preset and holds weight.First determining unit 60 can also be used for, when judging that revised accommodation weight reaches default accommodation weight, determining that the service time of filter core reaches the serviceable life of filter core.
Preferably, in embodiments of the present invention, the device in this detection filter core serviceable life can also comprise the second determining unit.Second determining unit can be determined to preset accommodation weight in the following manner:
First, the access times of filter core are detected.Particularly, when filter core uses first, the initial value of counter can be set to 1, and when reusing this filter core at every turn, the counting of counter can increase by 1, like this, can be detected the access times of filter core by the count value of counter.
Secondly, judge whether the access times of filter core equal 1.Wherein, if the access times of filter core equal 1, then show that filter core is the filter core used first, if the access times of filter core are not equal to 1, then show filter core through process, and be reused.If judge that the access times of filter core are not equal to 1, then obtain the use decline coefficient of filter core.It should be noted that, the use decline coefficient of different filter cores can be different, and use decline coefficient can be relevant to the material of filter core, manufacture craft etc.
Again, original default accommodation weight is obtained.
Then, according to the access times of filter core, use decline coefficient and original default accommodation weight to determine current accommodation weight.Using current accommodation weight as default accommodation weight.
Such as, if the access times of filter core are not equal to 1, then can by determining the current accommodation weight of this filter core with minor function: S=S
0m
z, wherein, S represents the current accommodation weight of filter core, S
0represent the original accommodation weight of filter core, M represents that filter core uses decline coefficient, and Z represents the access times of filter core, and Z is not equal to 1.
It should be noted that, if filter core comprises multi-stage filter core, then can set separately attenuation coefficient to every one-level filter core and calculate, also can set identical attenuation coefficient by the filter core of access times to two or more multiple combinations such as grade and calculate.
In each previous embodiment of the present invention, because the order of various particle filtering and the filtering function of filter screen when carrying out new wind and filtering all can be different, therefore the filter core in new blower fan can comprise multistage, and its account form can be analogized according to each function aforesaid.
Such as, comprise 3 grades for filter core, wherein, filter core at different levels is respectively first order filter core, second level filter core and third level filter core, then the accommodation weight of every one-level filter core can calculate according to following numerical procedure:
Suppose:
Accommodation weight>=X the milligram hour of first order filter core needs more renew cartridge; Accommodation weight>=X1 the milligram hour of second level filter core needs more renew cartridge; Accommodation weight>=X2 the milligram hour of third level filter core needs more renew cartridge; The new distinguished and admirable speed of new blower fan is bm
3/ h; In air, the concentration of the particle that first, second and third grade of filter core can filter is ε mg/m
3, δ mg/m3, Θ mg/m
3, and the real-time sampling time interval be N hour, namely new blower fan reads outdoor air pollution parameter space is at every turn N hour.The first order filter core particle filtration efficiency that can filter corresponding to second and third grade of filter core is P%, K%; The filter core particle filtration efficiency that can filter corresponding to third level filter core in the second level is L%.
Particularly, (1), as new fan operation N hour, reads δ value, ε value, Θ value, particle general assembly (TW) (namely holding weight) now on first order filter core: B=Σ Bn, Bn=Nb (δ P%+ Θ K%+ ε), n=1,2,3,4 ...Wherein, if B >=X1, then point out more renew cartridge; If B < is X, then perform n=n+1, and perform (1).
In like manner, (2) as new fan operation N hour, read δ value, ε value, Θ value, particle general assembly (TW) (namely holding weight) now on the filter core of the second level: C=Σ Cn, Cn=Nb (Θ L% (1-K%)+δ (1-P%)), n=1,2,3,4 ...Wherein, if C >=X2, then point out more renew cartridge; If C < is X2, then perform n=n+1, and perform (2).
In like manner, (3), as new fan operation N hour, read δ value, ε value, Θ value, particle general assembly (TW) (namely holding weight) now on third level filter core: D=Σ Dn, Dn=Nb Θ (1-L%) (1-K%), n=1,2,3,4 ...Wherein, if D >=X3, then point out more renew cartridge; If D < is X3, then perform n=n+1, and perform (3).
Further, under the prerequisite that the filtration efficiency of filter core is not 100%, the slip as first order filter core is Q%, the slip of second level filter core is W%, and the slip of third level filter core is E%, then Dn, Cn and Bn can be modified to:
Dn＝NbΘ(1-L％)(1-K％)+BnQ％W％+CnW％；
Cn＝Nb(ΘL％(1-K％)+δ(1-P％))+BnQ％；
Bn＝Nb(δP％+ΘK％+ε)(1-Q％)。
According to embodiments of the invention, provide a kind of method detecting filter core serviceable life, the method in this detection filter core serviceable life is used for accurately detecting filter core current serviceable life whether having reached this filter core service time.The method in this detection filter core serviceable life may operate on computer-processing equipment.It should be noted that, the method in the embodiment of the present invention provides detection filter core serviceable life can be performed by the device in detection filter core serviceable life of the embodiment of the present invention, and the device in detection filter core serviceable life of the embodiment of the present invention also may be used for performing the method in detection filter core serviceable life of the embodiment of the present invention.
Fig. 3 is the process flow diagram of the method in detection filter core serviceable life according to the embodiment of the present invention.
As shown in Figure 3, the method comprises following step S302 to step S306:
Step S302, detects the accommodation weight of filter core.
Wherein, filter core may be used for the particle in filtered air, and the function of the filter core of different size can be different, and the filter core of different size can the particle without specification in filtered air.In air, the particle of different size can carry out difference mark by different air pollution indexs and levies.Holding weight can be the particle saturation of filter core, that is, the quantity of its particle be filtered that can carry for filter core or quality.The accommodation weight detecting filter core can be detect the quality of the particle be filtered that current time filter core carries.Such as, the quality of the particle that current time filter core has held can be detected.
Step S304, judges whether the accommodation weight of filter core reaches to preset and holds weight.
Preset and hold weight and can be preset by algorithm, and preset and hold weight and can hold the maximal value of amounts of particles or quality for filter core.Judging whether the accommodation weight of filter core reaches default weight of holding can be judge whether the current accommodation weight of filter core reaches the maximal value preset and hold weight filter core and can hold amounts of particles or quality.
Wherein, if judge that the current accommodation weight of filter core reaches the maximal value preset and hold weight filter core and can hold amounts of particles or quality, then show by the end of current time, the service time of filter core has reached its serviceable life.If judge that the current accommodation weight of filter core does not reach the maximal value preset and hold weight filter core and can hold amounts of particles or quality, then show by the end of current time, the service time of filter core does not also reach its serviceable life.
Step S306, if judge that the accommodation weight of filter core reaches to preset to hold weight, then determines that the service time of filter core reaches the serviceable life of filter core.
For the filter core on new blower fan, if reached its serviceable life, then new blower fan can point out user to process the filter core reaching serviceable life service time of this filter core.Wherein, can process the filter core reaching serviceable life in the following manner:
The filter element replacing reaching serviceable life is brand-new filter core by mode one.It should be noted that, can arrange reset key on the unit of new blower fan, if by the filter core that filter element replacing is brand-new, then this reset key may be used for resetting to the default accommodation weight set by software program.
Mode two, carries out the process such as cleaning by the filter core reaching serviceable life, and the filter core after recycling cleaning.It should be noted that, if filter core is carried out cleaning treatment, and new blower fan reuses cleaned filter core, then software program can according to the use decline coefficient of the filter core be recycled, current access times (namely, this filter core is which time is recycled at present) original default accommodation weight is revised, obtain current default accommodation weight.Like this, when whether reaching its serviceable life, the default accommodation weight whether the accommodation weight of filter core reaches current can be judged service time again detecting filter core.
Pass through the embodiment of the present invention, can detect whether filter core current service time has reached its serviceable life accurately, and when reaching its serviceable life service time of filter core, can reminding user to replace filter core on time, thus filter core can be avoided owing to changing the wasting of resources caused and the use cost strengthening new blower fan too early, simultaneously, the decline of the air quality that filter core can also be avoided to cause it to supply owing to changing evening, reaches and also processes to the effect of the filter core in serviceable life on time the serviceable life accurately detecting filter core.
Fig. 4 is the process flow diagram of the method in another detection filter core serviceable life according to the embodiment of the present invention.
As shown in Figure 4, the method in this detection filter core serviceable life comprises following step S402 to step S410, and this embodiment can as preferred implementation embodiment illustrated in fig. 3.
Step S402, obtains the air pollution index in target area.
Wherein, filter core can be arranged in target area.Particularly, the new blower fan of this filter core is used can be arranged in this target area.Air pollution index can be corresponding with the filtering function of filter core, such as, and the ε mg/m in air pollution index
3the concentration corresponding to default specification particle that filter core can filter can be represented.Wherein, the specification of particle can be weighed by physical quantitys such as the cross-sectional areas of particle, and, in the ideal case, when the particle of the default specification corresponding with filter core runs into this filter core, it can all filter out by this filter core, thus the particle of this default specification can all carry on (e.g., dropping on) this filter core.
It should be noted that, the air pollution index in target area can be obtained in the following manner:
Mode one, such as, when the equipment networking set by filter core, when the new blower fan networking being provided with filter core, can read (i.e. target area) air pollution index of locality that observatory issues.Wherein, air pollution index may be used for representing particle or gas concentration in air.
Mode two, when whether the equipment no matter set by filter core networks, such as, when whether the new blower fan no matter being provided with filter core networks, the air pollution index pick-up unit that can be carried by new blower fan unit detects the air pollution index near filter core.Such as, new blower fan unit can detect air pollution index by the sensor of the detection air pollution index carried.
Wherein, when pass-through mode one obtains the air pollution index in target area, convenient, fast, cost-saving effect can be reached; When pass-through mode two obtains the air pollution index in target area, not only can not be subject to the impact of network environment, and due to the air pollution index near filter core can be directly detected, therefore more accurate to the location of target area, the air pollution index detected is actual value, more accurately.
Step S404, detects the air throughput of filter core.
Air throughput can be the flow of the new wind by filter core, and it can be flow velocity and the function of the currency of new wind in filter core of new wind, and such as, Q=f (b, N), wherein, Q can represent air throughput, and its unit can be m
3, b can represent the flow velocity of new wind, and its unit can be m
3/ h, N can represent the currency of new wind in filter core, and its unit can be h.Particularly, Q can be Q=f (b, N)=bN.
Step S406, calculates according to air pollution index and air throughput, obtains the accommodation weight of filter core.
In other words, the accommodation weight of filter core can be the function of air pollution index and air throughput, such as, and A=f (ε, Q)=f (ε, f (b, N))=ε bN.Wherein, A represents the accommodation weight of filter core, its unit can be mg, ε, Q, b, N respectively with aforementioned, do not repeat them here.
Step S408, to step S410, with step S304 embodiment illustrated in fig. 3 to step S306, does not repeat them here.
Because the air quality (i.e. air pollution index) in different target region is distinguishing, therefore in different environment, especially in the target area that air quality difference is large, the serviceable life of identical filter core is different.And in embodiments of the present invention, by the accommodation weight adopting the mode of the air pollution index obtained in target area to determine filter core, the air quality in the environment residing for filter core can be avoided to there are differences and serviceable life of causing judges coarse situation.
Preferably, in embodiments of the present invention, the accommodation weight of filter core can be detected in the following manner:
S2, obtains the air pollution index in target area every preset time period, that is, obtain the multiple air pollution indexs in target area.Wherein, each in multiple air pollution index is the air pollution index in the target area that preset time period obtains, each and preset time period one_to_one corresponding in multiple air pollution index.
Such as, primary air pollution index can be obtained every N hour, and the air pollution index that the n-th N hour gets can use ε
nrepresent, wherein, n is integer, and n=1,2,3 ...Different ε
nvalue can be identical or different, particularly, it by detecting acquisition in real time, such as, can be obtained by the various modes of the air pollution index in aforesaid acquisition target area, not repeat them here.
S4, detects the air of filter core in each preset time period respectively and passes through component.
S6, the air according to the air pollution index in each preset time period and filter core is calculated by component, obtains point accommodation weight of filter core in each preset time period.
S8, holds weight to each point and carries out Cumulative sum, obtain total accommodation weight of filter core.
S10, using the accommodation weight of total accommodation weight of filter core as filter core.
Such as:
Filter core in each preset time period point hold weight can by determining with minor function:
An＝f(ε
n，Q
n)＝f(ε
n，f(b
n，N))＝ε
nb
nN。
Wherein, An can represent point accommodation weight in filter core n-th preset time period, and its unit can be mg, ε
ncan represent the pollution index of the air obtained in the n-th preset time period, its unit can be mg/m
3, b
ncan represent the flow velocity of new wind in the n-th preset time period, its unit can be m
3/ h, wherein, n is integer, and n=1,2,3 ...
Total accommodation weight of filter core can by determining with minor function:
A=f (An)=Σ An, wherein, n is integer, and n=1,2,3 ...
Wherein, after the total accommodation weight obtaining filter core, step S408 can hold weight for judging whether total accommodation weight of filter core reaches to preset.If step S410 can hold weight for judging that total accommodation weight of filter core reaches to preset, then determine that the service time of filter core reaches the serviceable life of filter core.
Because the air quality (i.e. air pollution index) in not only different target region is distinguishing, and the concentration of the air pollutants of same target area within the different time periods also can be different, therefore in different environment, especially air quality difference large and air quality change frequently in target area, the serviceable life of identical filter core is different.And in embodiments of the present invention, by the accommodation weight adopting the mode of the multiple air pollution indexs corresponding with multiple object time section obtained in target area to determine filter core, the air quality frequent variations in the environment residing for filter core can be avoided and serviceable life of causing judges coarse situation.
Preferably, in embodiments of the present invention, after the total accommodation weight obtaining filter core, the accommodation weight obtaining filter core can also comprise:
S12, judges whether filter core exists and initially holds weight.
S14, if judge that filter core exists initially hold weight, then revises total weight of holding according to initial weight of holding, obtains revised total accommodation weight.
It should be noted that; new filter core can filter air for a long time along with the long-time running of new blower fan; until the serviceable life of filter screen on filter core terminates; in addition; new blower fan may be shut down in operational process, such as, may shut down new fan operation G (G is less than N) hour; at this moment the accommodation weight produced can for initially to hold weight, A0=bG ε
0, wherein, initial weight of holding can be stored in when new fan parking in the storer of new blower fan; like this, when new blower fan is restarted, it can be added in total accommodation weight as initial value; thus total weight of holding is revised, obtain revised total accommodation weight.Such as, A=f (An)=Σ An, wherein, n is integer, and n=0,1,2,3 ...
Wherein, after obtaining revised total accommodation weight, using the accommodation weight of revised total accommodation weight as filter core.
By the embodiment of the present invention, adopt the total accommodation weight of initial value to filter core to revise, can determine whether its service time reaches the serviceable life of filter core more accurately.
Preferably, in embodiments of the present invention, filter core can comprise first order filter core and second level filter core, and before first order filter core can be arranged on second level filter core, and the accommodation weight of first order filter core can be detected in the following manner:
S16, obtain the first air pollution index in target area and the second air pollution index, wherein, the first air pollution index is corresponding with first order filter core, and specification and the first order filter core of namely corresponding with the first air pollution index particle are corresponding.Second air pollution index is corresponding with second level filter core, and specification and the second level filter core of namely corresponding with the second air pollution index particle are corresponding.
S18, obtains the filtration efficiency of the first order filter core pair particle corresponding with the second air pollution index.
S20, detects the air throughput of first order filter core.
S22, calculates according to the air throughput of the first air pollution index, the second air pollution index, first order filter core and filtration efficiency, obtains the accommodation weight of first order filter core.
Such as, the particle that first air pollution index ε is corresponding is the particle of x specification, the particle that second air pollution index δ is corresponding is the particle of y specification, first order filter core is used for filtering the particle of x specification, and it can be P% to the filtration efficiency of the particle of y specification, then the accommodation weight of first order filter core can by determining with minor function: B=bN (ε+δ P%), wherein, B can represent the accommodation weight of first order filter core, and its unit can be mg.B, N, ε, δ and P, with aforementioned, do not repeat them here.
And, particle due to y specification has been filtered out the amount of P% by previous stage filter core (i.e. first order filter core), therefore, the accommodation weight of second level filter core can by determining with minor function: C=bN δ (1-P%), wherein, C can represent the accommodation weight of second level filter core, and its unit can be mg.B, N, δ and P, with aforementioned, do not repeat them here.
Preferably, in embodiments of the present invention, before judging whether the accommodation weight of filter core reaches default accommodation weight, the method can also comprise:
S24, judges whether filter core exists leakage situation.
S26, if judge that filter core exists leakage situation, then obtains the slip of filter core.
S28, revises according to the accommodation weight of slip to filter core, obtains revised accommodation weight.
Such as, through judging, the slip of first order filter core can be Q%, and the slip of second level filter core can be W%, then can by being modified to the accommodation weight of minor function to first order filter core: B=bN (ε+δ P%) (1-Q%); And can by being modified to the accommodation weight of minor function to second level filter core: C=bN δ (1-P%) (1-W%)+BQ%.
Wherein, after obtaining revised accommodation weight, step S408 can hold weight for judging whether revised accommodation weight reaches to preset.If step S410 can hold weight for judging that revised accommodation weight reaches to preset, then determine that the service time of filter core reaches the serviceable life of filter core.
Preferably, in embodiments of the present invention, preset accommodation weight can determine in the following manner:
S30, detects the access times of filter core.Particularly, when filter core uses first, the initial value of counter can be set to 1, and when reusing this filter core at every turn, the counting of counter can increase by 1, like this, can be detected the access times of filter core by the count value of counter.
S32, judges whether the access times of filter core equal 1.Wherein, if the access times of filter core equal 1, then show that filter core is the filter core used first, if the access times of filter core are not equal to 1, then show filter core through process, and be reused.
S34, if judge that the access times of filter core are not equal to 1, then obtains the use decline coefficient of filter core.It should be noted that, the use decline coefficient of different filter cores can be different, and use decline coefficient can be relevant to the material of filter core, manufacture craft etc.
S36, obtains original default accommodation weight.
S38, according to the access times of filter core, uses decline coefficient and original default accommodation weight to determine current accommodation weight.
S40, using current accommodation weight as default accommodation weight.
Such as, if the access times of filter core are not equal to 1, then can by determining the current accommodation weight of this filter core with minor function: S=S
0m
z, wherein, S represents the current accommodation weight of filter core, S
0represent the original accommodation weight of filter core, M represents that filter core uses decline coefficient, and Z represents the access times of filter core, and Z is not equal to 1.
It should be noted that, if filter core comprises multi-stage filter core, then can set separately attenuation coefficient to every one-level filter core and calculate, also can set identical attenuation coefficient by the filter core of access times to two or more multiple combinations such as grade and calculate.
In each previous embodiment of the present invention, because the order of various particle filtering and the filtering function of filter screen when carrying out new wind and filtering all can be different, therefore the filter core in new blower fan can comprise multistage, and its account form can be analogized according to each function aforesaid.
Such as, comprise 3 grades for filter core, wherein, filter core at different levels is respectively first order filter core, second level filter core and third level filter core, then the accommodation weight of every one-level filter core can calculate according to following numerical procedure:
Suppose:
Accommodation weight>=X the milligram hour of first order filter core needs more renew cartridge; Accommodation weight>=X1 the milligram hour of second level filter core needs more renew cartridge; Accommodation weight>=X2 the milligram hour of third level filter core needs more renew cartridge; The new distinguished and admirable speed of new blower fan is bm
3/ h; In air, the concentration of the particle that first, second and third grade of filter core can filter is ε mg/m
3, δ mg/m3, Θ mg/m
3, and the real-time sampling time interval be N hour, namely new blower fan reads outdoor air pollution parameter space is at every turn N hour.The first order filter core particle filtration efficiency that can filter corresponding to second and third grade of filter core is P%, K%; The filter core particle filtration efficiency that can filter corresponding to third level filter core in the second level is L%.
Particularly, (1), as new fan operation N hour, reads δ value, ε value, Θ value, particle general assembly (TW) (namely holding weight) now on first order filter core: B=Σ Bn, Bn=Nb (δ P%+ Θ K%+ ε), n=1,2,3,4 ...Wherein, if B >=X1, then point out more renew cartridge; If B < is X, then perform n=n+1, and perform (1).
In like manner, (2) as new fan operation N hour, read δ value, ε value, Θ value, particle general assembly (TW) (namely holding weight) now on the filter core of the second level: C=Σ Cn, Cn=Nb (Θ L% (1-K%)+δ (1-P%)), n=1,2,3,4 ...Wherein, if C >=X2, then point out more renew cartridge; If C < is X2, then perform n=n+1, and perform (2).
In like manner, (3), as new fan operation N hour, read δ value, ε value, Θ value, particle general assembly (TW) (namely holding weight) now on third level filter core: D=Σ Dn, Dn=Nb Θ (1-L%) (1-K%), n=1,2,3,4 ...Wherein, if D >=X3, then point out more renew cartridge; If D < is X3, then perform n=n+1, and perform (3).
Further, under the prerequisite that the filtration efficiency of filter core is not 100%, the slip as first order filter core is Q%, the slip of second level filter core is W%, and the slip of third level filter core is E%, then Dn, Cn and Bn can be modified to:
Dn＝NbΘ(1-L％)(1-K％)+BnQ％W％+CnW％；
Cn＝Nb(ΘL％(1-K％)+δ(1-P％))+BnQ％；
Bn＝Nb(δP％+ΘK％+ε)(1-Q％)。
It should be noted that, can perform in the computer system of such as one group of computer executable instructions in the step shown in the process flow diagram of accompanying drawing, and, although show logical order in flow charts, but in some cases, can be different from the step shown or described by order execution herein.
Obviously, those skilled in the art should be understood that, above-mentioned of the present invention each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, they can be stored and be performed by calculation element in the storage device, or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (16)
1. detect the method in filter core serviceable life, it is characterized in that, comprising:
Detect the accommodation weight of filter core, wherein, described filter core is used for the particle in filtered air, and described accommodation weight is the particle saturation of described filter core;
Judge whether the accommodation weight of described filter core reaches to preset and hold weight; And
If judge that the accommodation weight of described filter core reaches described default accommodation weight, then determine that the service time of described filter core reaches the serviceable life of described filter core.
2. the method in detection filter core according to claim 1 serviceable life, it is characterized in that, the accommodation weight detecting filter core comprises:
Obtain the air pollution index in target area, wherein, described filter core is arranged in described target area;
Detect the air throughput of described filter core; And
Calculate according to described air pollution index and described air throughput, obtain the accommodation weight of described filter core.
3. the method in detection filter core according to claim 2 serviceable life, is characterized in that, obtain the air pollution index in target area in the following manner:
Obtain the air pollution index in the described target area of observatory's issue; Or
Air pollution index in the described target area that acquisition sensor detects.
4. the method in detection filter core according to claim 2 serviceable life, is characterized in that, detect the accommodation weight of described filter core in the following manner:
The air pollution index in described target area is obtained every preset time period;
Detect the air of described filter core in each described preset time period respectively and pass through component;
Calculated by component according to the air of the air pollution index in preset time period described in each and described filter core respectively, obtain point accommodation weight in described filter core preset time period described in each;
Hold weight to described in each point and carry out Cumulative sum, obtain total accommodation weight of described filter core; And
Using the accommodation weight of total accommodation weight of described filter core as described filter core.
5. the method in detection filter core according to claim 4 serviceable life, it is characterized in that, after the total accommodation weight obtaining described filter core, described method also comprises:
Judge whether described filter core exists and initially hold weight; And
If judge that described filter core exists described initial accommodation weight, then according to described initial accommodation weight, described total accommodation weight is revised, obtains revised total accommodation weight,
Wherein, after obtaining described revised total accommodation weight, using the accommodation weight of described revised total accommodation weight as described filter core.
6. the method in detection filter core according to claim 1 serviceable life, it is characterized in that, described filter core comprises first order filter core and second level filter core, and before described first order filter core is arranged on described second level filter core, detects the accommodation weight of described first order filter core in the following manner:
Obtain the first air pollution index in target area and the second air pollution index, wherein, described first air pollution index is corresponding with described first order filter core, and described second air pollution index is corresponding with described second level filter core;
Obtain the filtration efficiency of the described first order filter core pair particle corresponding with described second air pollution index;
Detect the air throughput of described first order filter core; And
Calculate according to the air throughput of described first air pollution index, described second air pollution index, described first order filter core and described filtration efficiency, obtain the accommodation weight of described first order filter core.
7. the method in detection filter core according to claim 1 serviceable life, is characterized in that, before judging whether the accommodation weight of described filter core reaches and preset and hold weight, described method also comprises:
Judge whether described filter core exists leakage situation;
If judge that described filter core exists described leakage situation, then obtain the slip of described filter core; And
Revise according to the accommodation weight of described slip to described filter core, obtain revised accommodation weight,
Wherein, after obtaining described revised accommodation weight, judge whether described revised accommodation weight reaches described default accommodation weight; And if judge that described revised accommodation weight reaches described default accommodation weight, then determine that the service time of described filter core reaches the serviceable life of described filter core.
8. the method in detection filter core according to claim 1 serviceable life, it is characterized in that, described default accommodation weight is determined in the following manner:
Detect the access times of described filter core;
Judge whether the access times of described filter core equal 1;
If judge that the access times of described filter core are not equal to 1, then obtain the use decline coefficient of described filter core;
Obtain original default accommodation weight;
Current accommodation weight is determined according to the access times of described filter core, described use decline coefficient and described original default accommodation weight; And
Using described current accommodation weight as described default accommodation weight.
9. detect the device in filter core serviceable life, it is characterized in that, comprising:
Detecting unit, for detecting the accommodation weight of filter core, wherein, described filter core is used for the particle in filtered air, and described accommodation weight is the particle saturation of described filter core;
First judging unit, holds weight for judging whether the accommodation weight of described filter core reaches to preset; And
First determining unit, if for judging that the accommodation weight of described filter core reaches described default accommodation weight, then determine that the service time of described filter core reaches the serviceable life of described filter core.
10. the device in detection filter core according to claim 9 serviceable life, it is characterized in that, described detecting unit comprises:
Acquisition module, for obtaining the air pollution index in target area, wherein, described filter core is arranged in described target area;
Detection module, for detecting the air throughput of described filter core; And
Computing module, for calculating according to described air pollution index and described air throughput, obtains the accommodation weight of described filter core.
The device in 11. detection filter core according to claim 10 serviceable lifes, it is characterized in that, described detecting unit is also for obtaining the air pollution index in target area in the following manner:
Obtain the air pollution index in the described target area of observatory's issue; Or
Air pollution index in the described target area that acquisition sensor detects.
The device in 12. detection filter core according to claim 10 serviceable lifes, it is characterized in that, described detecting unit comprises:
Described acquisition module is also for obtaining the air pollution index in described target area every preset time period;
Described detection module also passes through component for detecting the air of described filter core in each described preset time period respectively;
Described computing module, also for being calculated by component according to the air of the air pollution index in preset time period described in each and described filter core, obtains point accommodation weight in described filter core preset time period described in each;
Summation module, carrying out Cumulative sum for holding weight to described in each point, obtaining total accommodation weight of described filter core; And
Determination module, for using the accommodation weight of total accommodation weight of described filter core as described filter core.
The device in 13. detection filter core according to claim 12 serviceable lifes, it is characterized in that, described detecting unit also comprises:
Judge module, for after the total accommodation weight obtaining described filter core, judges whether described filter core exists and initially holds weight; And
Correcting module, for when judging that described filter core exists described initial accommodation weight, revising described total accommodation weight according to described initial accommodation weight, obtaining revised total accommodation weight,
Wherein, described determination module also for after obtaining described revised total accommodation weight, using the accommodation weight of described revised total accommodation weight as described filter core.
The device in 14. detection filter core according to claim 9 serviceable lifes, it is characterized in that, described filter core comprises first order filter core and second level filter core, and before described first order filter core is arranged on described second level filter core, described detecting unit is used for the accommodation weight detecting described first order filter core in the following manner:
Obtain the first air pollution index in target area and the second air pollution index, wherein, described first air pollution index is corresponding with described first order filter core, and described second air pollution index is corresponding with described second level filter core;
Obtain the filtration efficiency of the described first order filter core pair particle corresponding with described second air pollution index;
Detect the air throughput of described first order filter core; And
Calculate according to the air throughput of described first air pollution index, described second air pollution index, described first order filter core and described filtration efficiency, obtain the accommodation weight of described first order filter core.
The device in 15. detection filter core according to claim 9 serviceable lifes, is characterized in that, also comprise:
Second judging unit, for before judging whether the accommodation weight of described filter core reaches default accommodation weight, judges whether described filter core exists leakage situation;
Acquiring unit, for when judging that described filter core exists described leakage situation, obtains the slip of described filter core; And
Amending unit, for revising according to the accommodation weight of described slip to described filter core, obtains revised accommodation weight,
Wherein, described first judging unit, also for after obtaining described revised accommodation weight, judges whether described revised accommodation weight reaches described default accommodation weight; And described first determining unit is also for when judging that described revised accommodation weight reaches described default accommodation weight, determines that the service time of described filter core reaches the serviceable life of described filter core.
The device in 16. detection filter core according to claim 9 serviceable lifes, it is characterized in that, also comprise the second determining unit, described second determining unit is used for determining described default accommodation weight in the following manner:
Detect the access times of described filter core;
Judge whether the access times of described filter core equal 1;
If judge that the access times of described filter core are not equal to 1, then obtain the use decline coefficient of described filter core;
Obtain original default accommodation weight;
Current accommodation weight is determined according to the access times of described filter core, described use decline coefficient and described original default accommodation weight; And
Using described current accommodation weight as described default accommodation weight.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN109342034A (en) * | 2018-09-14 | 2019-02-15 | 天津大学 | A kind of determination method in filtering element for air purifier service life |
| CN111795485A (en) * | 2019-04-03 | 2020-10-20 | 群光电能科技股份有限公司 | Air-conditioning box control system |
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| CN109342034A (en) * | 2018-09-14 | 2019-02-15 | 天津大学 | A kind of determination method in filtering element for air purifier service life |
| CN111795485A (en) * | 2019-04-03 | 2020-10-20 | 群光电能科技股份有限公司 | Air-conditioning box control system |
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| CN112169207B (en) * | 2020-09-29 | 2022-04-15 | 深圳市大雨创新实业有限公司 | Automatic air quantity speed regulating method |
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