CN102054941A - Battery with filtering element arranged outside battery housing - Google Patents

Battery with filtering element arranged outside battery housing Download PDF

Info

Publication number
CN102054941A
CN102054941A CN201010519874XA CN201010519874A CN102054941A CN 102054941 A CN102054941 A CN 102054941A CN 201010519874X A CN201010519874X A CN 201010519874XA CN 201010519874 A CN201010519874 A CN 201010519874A CN 102054941 A CN102054941 A CN 102054941A
Authority
CN
China
Prior art keywords
battery
layer
filter element
ground floor
battery container
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201010519874XA
Other languages
Chinese (zh)
Inventor
P·克里泽
H·赖因哈特
K·韦瑟
M·克格尔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Carl Freudenberg KG
Original Assignee
Carl Freudenberg KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Carl Freudenberg KG filed Critical Carl Freudenberg KG
Publication of CN102054941A publication Critical patent/CN102054941A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • B01D53/261—Drying gases or vapours by adsorption
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M14/00—Electrochemical current or voltage generators not provided for in groups H01M6/00 - H01M12/00; Manufacture thereof
    • H01M14/005—Photoelectrochemical storage cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/102—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/106—Silica or silicates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/106—Silica or silicates
    • B01D2253/108—Zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/112—Metals or metal compounds not provided for in B01D2253/104 or B01D2253/106
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/06—Polluted air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
    • B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
    • B01D2259/40096—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating by using electrical resistance heating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Secondary Cells (AREA)
  • Cell Separators (AREA)
  • Filtering Materials (AREA)
  • Drying Of Gases (AREA)

Abstract

The invention provides a battery with a filtering element arranged outside the battery housing, which relates to a battery equipped with a battery housing (2).According to the invention, the battery housing is subject to antifouling and waterproof protection lastingly.The battery is characterized in that a moisture-proof filtering element (1) is arranged outside the battery housing (2).The filtering element (1) separates the interior of the battery housing (2) against the surrounding environment with air-conduction.

Description

Battery with the filter element that is arranged on the battery container outside
Technical field
The present invention relates to a kind of (holding) battery with battery container.
Background technology
Be provided with monocell in bigger battery container, each monocell/battery cell is shielded hermetically.These monocells cool off by contact usually.At this, the internal temperature of battery container is usually less than external temperature.Contact cooling or realize by the system based on liquid that contains based on the medium of water is particularly cooled off by water-ethylene glycol and is realized, perhaps realizes by the conditioner (Klimaanlage) based on fluorinated hydrocarbons or carbon dioxide.
Common battery volume is greater than 50 liters.The battery that is used for electric motor car has even greater than 100 liters volume.Usually have inevitable dead volume in battery container, this dead volume is about 5% of a battery volume.According to the configuration of monocell, this dead volume even can be obviously bigger.When adopting the disadvantageous circular monocell of geometry, be so particularly, because can only realize lower space availability ratio here.In a hermetically enclosed battery container, because the pressure oscillation that causes by temperature fluctuation may produce slight overvoltage and negative pressure.This is very important for the sealing of monocell in the battery especially, and can influence the useful life of battery.Especially in-problem is that its housing is made of laminated film by the monocell of so-called " coffee pads design (Coffee-Bag-Design) ".
People such as solution Lamm as described problem propose (Lithium-lonen-Batterie, Erster Serieneinsatz im S400Hybrid; ATZ 111 (2009); 490ff.): the about 2 liters dead volume between employed circular monocell is filled with the organic silicon perfusion material.These perfusion material have obviously improved the quality of entire cell system, because 1 liter of heavily about 1.4kg of perfusion material.
For less battery, particularly hybrid battery, this solution is still possible.For the large-sized battery that is used for pure electric vehicle, this can cause the quality increase that can not bear and the cost that improves battery system.
If do not utilize solid-state or liquid is filled dead volume, then because the volume-exchange of temperature fluctuation meeting generation and environment.When battery cooled off, battery sucked air from the external world.Moisture and dust just can enter battery container inside like this.Moisture can be at the battery container internal condensation.It is extremely dangerous that this process is considered to, because it can cause Shuifu County's collection in the battery container.This may cause short circuit and/or corrosion.
The volume of air of exchange is less.In the temperature difference is that the dead volume of 50K and battery is under 5 liters the situation, is about 1 liter according to the volume of air of Charles law (V/T=constant) exchange.Minimum by the air stream that temperature fluctuation causes, that is, be about 1 liter/hour.
For addressing the above problem, DE 10 2,008 034 698 A1 propose, the element of the moisture absorption that is used for described air stream of packing in battery container inside.But this moment disadvantageously, and water or dirt can enter battery container inside.In addition disadvantageously, this element requires a more space in battery container, sets up a steam pressure all the time by drier in battery container.Equally disadvantageously, dirt can enter battery container inside when changing this element.In addition disadvantageously, must make this element pass bus board (Busbarplatte), very thin monitoring contact distributes in this bus board.Using inorganic dry matter such as P 2O 5The time, when water-filling, may form acid with corrosive liquid state.In addition, it has improved the conductivity in the battery.
The disclosed arrangement of DE 10 2,008 034 698 A1 also has other shortcoming.At following arrangement shown in its accompanying drawing, wherein humid air is not forcibly must pass through whole drier, but can enter battery container inside behind inlet at once.
Summary of the invention
Therefore, the objective of the invention is, a kind of battery is provided, the battery container of this battery is subjected to antifouling, damp proof protection enduringly.
Utilize the feature of claim 1 to realize above-mentioned purpose according to the present invention.
Above-mentioned in view of the above battery is characterised in that, a filter element that dries is set outside battery container, and wherein said filter element separates the inside of battery container and surrounding environment conducting air ground.
Recognize at first that according to the present invention inside battery keeps not having pressure basically, because filter element has been realized the pressure balance that continues.The Gas Exchange of permission and environment according to the present invention.Thus, each monocell of battery can not stand the mechanical load that caused by different external pressures.In addition, can be by not introducing liquid and/or solid-state or spawn reduces dead volume.Recognize in addition, avoided harmful substance, as entering of particle, water or organic substance.Advantageously, dry element from the additional water of external world's suction.Recognize particularly that according to the present invention the influence that contains the particle filtration parts and be used for protecting effectively in conjunction with the filter element that dries of the parts of water the moisture that battery container avoids entering is because this filter element is arranged on outside the battery container.
Realize above-mentioned purpose thus.
Described filter element can have the parts in conjunction with gaseous state, organic or inorganic material.Particularly water should be combined.Described parts can comprise active carbon.
Described filter element can have definite water absorbing capacity.Airborne water saturation Pressure, Concentration, Temperature is relevant, is about 17g/m under 20 ℃ 3, under 30 ℃, be about 30g/m 3, be 51g/m down at 40 ℃ 3Suppose to carry out every day a cool cycles, maintenance intervals is 3 years, promptly about 1100 cool cycles, the volume-exchange of 1 liter/cool cycles takes place, humidity is 70% under 30 ℃ temperature, then can draw, each cool cycles water yield to be joined is 0.7*30 mg/litre=21 milligram/cool cycles.Draw thus, treat that in 3 years whole water yields of combination are about 23g water.For the whole useful life in 15 years of being assumed to be of battery, drawing whole water yields for the treatment of combination is 115g water.
Filter element can have sandwich construction.Sandwich construction allows each layer can carry out different functions.This structure particularly is configured to three layers.
Ground floor can be designed to can filtering particle.Can imagine under this background, ground floor is designed to nonwoven fabrics.This specific design scheme has degree of depth effect (reaching the effect of depths).Nonwoven fabrics can have sandwich construction or have gradient aspect its density or the porosity.Because volume flow less (about 1 liter/hour) when air exchange, it is higher that filter element can be designed to the closed pore degree.
Ground floor can be designed to barrier film.Before this barrier film can be placed on the second layer of adsorptivity.Can save the particle filtration layer thus.
The second layer can be designed to adsorptivity.This makes can absorb the water that enters with gaseous state.Make it possible to achieve the organic and inorganic harmful substance that combination/absorption is entered by the external world in addition.Make at last can in conjunction with/absorb the harmful substance of gaseous state/liquid state or particle, be released under the situation that these harmful substances break down in battery.Electrolyte can appear when particularly opening in battery one or more monocell damageabilities.
The second layer can be designed to the bulk cargo of sorbing material.What play the sorbing material effect can be particle, particularly drier CaCl 2, silica gel, zeolite, molecular sieve, superpower adsorbent (SAP), P 2O 5, also can be fiber (SAP-fiber).Preferably use the active carbon of particle form or other form for the harmful substance of the organic or inorganic that absorbs gaseous state.The second layer can comprise the carrier layer of perforating, fixes described sorbing material on this carrier layer.The second layer also can be designed to the carrier layer of perforating, and this carrier layer particularly comprises the SAP fiber.Especially advantageously, the second layer can be cooled like this, makes air be cooled to below the dew point.Can imagine in addition, the second layer has nonwoven fabrics as the carrier that carries sorbing material.
The 3rd layer can be designed to barrier film or microporous barrier.The adsorption layer excessive " suction " that stops the back thus.Preferably the 3rd layer is placed between the ground floor and the second layer.
The 3rd layer of available for example sufficiently long pipe or sufficiently long connection flexible pipe replace.This connection flexible pipe can be cooled like this, makes air be cooled to below the dew point.Connect flexible pipe and can have a valve, the water of condensation can be discharged by this valve.Described valve can prophylactically be opened or open by a water sensor routinely.
But the filter element flange is connected on the described battery container.Thus, can realize simple the replacing and the maintenance of no problem ground.
Filter element can be integrated in the outer wall of described battery container.This filter element does not form the adapter of interference.The cooling device of integrated battery advantageously.
Filter element can be connected with described battery container conducting air ground by a flexible pipe.Filter element can be arranged thus and far be provided with from battery container.Can guarantee the cleaning that filter element can not carry out owing to rainwater, splash water, by water under high pressure or immersion and directly contact and especially by specific dirt pollution with water.Directly contact and to cause the battery premature failure with water.
Described flexible pipe can cool off in the middle of one.The water-cooled coalescence is discharged by an opening.This improves the life-span of filter element when allowing amount at sorbing material identical or reduces the sorbing material amount in useful life when identical.
Filter element can particularly be made by heat-staple fiber by heat-staple parts.The use of heat-staple nonwoven fabrics material, particularly heat-staple fiber makes it possible to avoid heat/flammable electrolyte to spray from battery container.Particularly, do not have open flame and enter battery from outer puncture by heat-staple nonwoven fabrics material can be guaranteed as particulate filter.Guaranteed that in addition the possible fire of inside battery can outwards not puncture yet.This electrolyte can second or ground floor in be absorbed.Guarantee thus, under damaged condition, do not have noxious substance and be discharged in the surrounding environment that can give recirculation this moment with the battery supplied that lost efficacy.
In filter element inside or in battery container inside one transducer can be set, described sensor is in the water of liquid state.This transducer indication water penetrating to filter element.Can also indicate maintenance intervals to expire thus.In filter element inside or in battery container inside one transducer can be set, described sensor is in the water of gaseous state.This transducer is advantageously indicated the too early decline of the absorbability of filter element.Can realize a kind of intelligence system that is used for the instant playback maintenance intervals thus.Described transducer also can be integrated in the above-mentioned connection flexible pipe.
That filter element can be designed to is heatable/and can completely crued (ausheizbar).In this case, can one heater be set around the second layer.Being provided with under the situation of heater, a valve can be set around the second layer.By making water be converted into gaseous state and by the 3rd and/or ground floor or outwards derive water by an independent opening, can making second layer regeneration, described independent opening can controllably be opened in case of necessity for this purpose.
Can use conductive member in second layer inside.Particularly can use metal or carbon element nonwoven fabrics or net.These members allow especially effectively heating.In this case, filter element can be integrated in the possible battery heating device.
Filter element can be designed to a filter core that has a core wall.Can encapsulate thus and admit a plurality of layers and it is set as a whole to a battery.
Side towards surrounding environment of described filter core can wherein be connected the ground floor of a filtering particle by one the 3rd layer of covering on described the 3rd layer, wherein connect the second layer of a moisture absorption on described ground floor, wherein connects one the 4th layer on the described second layer.Each described stacked arrangement of putting allows especially effectively air to be filtered and dry.
Ground floor one outside, filtering particle can surround the second layer of a moisture absorption with one heart, and the wherein said second layer surrounds the column filter medium of a filtering particle.One king-sized area can be used for filtering and dehumidification by this concrete configuration.
Ground floor one outside, filtering particle can be reeled with the second layer helicity ground of a moisture absorption.Can in narrower space, arrange thus a plurality of functional, each other in succession the layer.
Filter element can be configured to segmented.Distribute the function of above-mentioned three layers to implement position spatially separated from one another.Particularly can imagine at this, the existing air filter of vehicle as the first order, and will be purified except that the air supply of degranulation and give battery.
When having served as the filter element part and being cooled (T is lower than dew point), drying is more effective.Water-filling can utilize a water sensor to detect completely, perhaps also can utilize dilatometry switch (Quell-Messungs-Schalter) to detect under the situation of using the SAP particle.
Filter element described herein also can be applied to solar energy monocell or optical-electric module.Water condensation in inside modules can cause efficient to reduce and possible corrosion.
Have various, advantageously implement and expand the possible scheme of the present invention instruction.At this point, on the one hand can be referring to claims, on the other hand can be referring to following with reference to the explanation of accompanying drawing to the preferred embodiment for the present invention.
Contact is explained the general preferred configuration and the expansion scheme of described instruction with reference to the explanation of accompanying drawing to the preferred embodiment of the present invention.
Description of drawings
Fig. 1 illustrates the schematic diagram of the battery container that is equipped with filter element,
Fig. 2 illustrates the schematic diagram of three layer filtration element,
Fig. 3 illustrates the schematic diagram of filter element, and wherein two layers connect flexible pipe separately by one,
Fig. 4 illustrates a cutaway view that is designed to the filter element of filter core,
Fig. 5 illustrates a cutaway view that is designed to the filter element of filter core, and this filter core has concentric layer, these layers comprise bulk cargo and particle filtration layer and
Fig. 6 illustrates the perspective view of the filter element of spirality coiling.
Embodiment
Fig. 1 below view shown in the battery of prior art, wherein filter element 1 is arranged on the inside of battery container 2.
Fig. 1 is at a filter element 1 shown in the view of centre, and this filter element is arranged on the outside of battery container 2 and is connected with the conducting air ground, inside of battery container 2 by flexible pipe 3.
A filter element 1 shown in Fig. 1 view up, this filter element are arranged on the outside of battery container 2 and are integrated in the outer wall 4 of battery container 2.
Fig. 2 illustrates a filter element 1 with three-decker.Outside ground floor 5 is designed to nonwoven fabrics and filtering particle.The inner second layer 6 is designed to adsorption layer, and this adsorption layer absorbs moisture and/or gas.The second layer 6 comprises drier, superpower adsorbent (SAP) and/or active carbon.Middle the 3rd layer 7 is designed to micropore or transparent barrier film, condensed water should be kept away from the second layer 6.
Fig. 3 illustrates one and has double-deck filter element 1.Outside ground floor 5 is designed to nonwoven fabrics and filtering particle.The inner second layer 6 is designed to adsorption layer, and this adsorption layer absorbs moisture and/or gas.The second layer 6 comprises drier, superpower adsorbent (SAP) and/or active carbon.Ground floor 5 is connected flexible pipe 8 with the second layer 6 by one and is connected to each other.This connection flexible pipe 8 should make condensed water can be kept away from the second layer 6.
Fig. 4 illustrates the cutaway view of filter element 1, and this filter element 1 is designed to filter core.Filter core has the ground floor 5 of filtering particle.Ground floor 5 plays the mechanical type filter, can be made by little glass fibre, nanofiber, paper or high-efficiency filtration media (Hepafiltermedien).Be embedded between the second layer 6 and the 3rd layer 7 ground floor 5 sandwich-types.The second layer 6 is designed to the bulk cargo of drier.Drier can comprise silica gel, zeolite and/or active carbon.Be designed to the barrier film that blocks water for the 3rd layer 7.Imbed between ground floor 5 and the 4th layer 9 second layer 6 sandwich-types.Play " controlled filter device/control filter (Polizeifilter) " for the 4th layer 9, and hold back the chipped material of bulk cargo.Constitute in the same manner with ground floor 5 for the 4th layer 9.Filter core has column core wall 10, and this core wall is admitted described each layer 5,6,7,9.
Fig. 5 illustrates a filter element 1, and this filter element is designed to filter core.Ground floor 5 and the second layer 6 arranged concentric.Ground floor 5 filtering particles, and can be designed to nonwoven fabrics.The second layer 6 is designed to the drier bulk cargo.Drier can comprise silica gel, zeolite and/or active carbon.Cover this filter medium 11, the three layer 7 of the center arrangement one column filter medium of filter core towards environment.Be designed to barrier film for the 3rd layer 7, and should make water away from filter core inside.
The arrow that schematically shows among Fig. 2 to 4 provides the flow direction of air 2 inside from the environment to the battery container.
Fig. 6 illustrates the perspective view of a filter element 1, wherein ground floor 5 and the second layer 6 spiralitys coiling.Filter element 1 has the ground floor 5 of filtering particle.Ground floor is realized mechanical filter, can be made by little glass fibre, nanofiber, paper or high-efficiency filtration media.Ground floor 5 is configured to skin.The second layer 6 is designed to the bulk cargo of drier.Drier can comprise silica gel, zeolite and/or active carbon.Drier can pass through binding fiber (Bindefaser) and be connected with ground floor 5.The ground floor 5 and the second layer 6 can have the fiber of being made by SAP.
About other favourable configuration and expansion scheme of instruction, on the one hand referring to the overview section of specification, on the other hand referring to claim according to the present invention.
Should spell out at last, the embodiment that selects above only is used for explanation according to instruction of the present invention, and the invention is not restricted to these embodiment.

Claims (22)

1. battery, this battery has battery container (2), it is characterized in that, and at the filter element (1) that the outer setting of described battery container (2) is dried, wherein said filter element (1) separates the conducting air ground, inside and the surrounding environment of described battery container (2).
2. battery according to claim 1 is characterized in that, described filter element (1) has the parts in conjunction with gaseous state, organic and/or inorganic material.
3. battery according to claim 1 and 2 is characterized in that, described filter element (1) has the structure of multilayer.
4. according to each described battery in the claim 1 to 3, it is characterized in that described filter element (1) has the ground floor (5) of the layer that is configured to filtering particle.
5. battery according to claim 4 is characterized in that, described ground floor (5) is configured to nonwoven fabrics.
6. according to each described battery in the claim 1 to 3, it is characterized in that described ground floor (5) is configured to barrier film.
7. according to each described battery in the claim 1 to 6, it is characterized in that described filter element has the second layer (6) that is configured to adsorption layer.
8. battery according to claim 7 is characterized in that, the described second layer (6) is configured to the bulk cargo of sorbing material.
9. according to each described battery in the claim 1 to 8, it is characterized in that described filter element (1) has the 3rd layer (7) that are configured to barrier film or microporous barrier.
10. according to each described battery in the claim 4 to 8, it is characterized in that described ground floor (5) is connected flexible pipe (8) with the described second layer (6) by one or pipe fitting conducting air ground is connected.
11., it is characterized in that described filter element (1) flange is connected on the described battery container (2) according to each described battery in the claim 1 to 10.
12., it is characterized in that described filter element (1) is integrated in the outer wall (4) of described battery container (2) according to each described battery in the claim 1 to 10.
13., it is characterized in that described filter element (1) is in being connected of conducting air by a flexible pipe (3) with described battery container (2) according to each described battery in the claim 1 to 10.
14. battery according to claim 13 is characterized in that, described flexible pipe (3) can cool off by intercooler unit.
15., it is characterized in that described filter element (1) has heat-staple parts according to each described battery in the claim 1 to 14.
16., it is characterized in that according to each described battery in the claim 1 to 15, be provided with transducer in the inside of described filter element (1) or in the inside of described battery container (2), described sensor is in gaseous state and/or liquid water.
17., it is characterized in that described filter element (1) is constructed to be permeable to heat according to each described battery in the claim 1 to 16.
18. battery according to claim 17 is characterized in that, admits the member that conduction is arranged in the adsorption layer (6) of described filter element (1).
19., it is characterized in that described filter element (1) is configured to have the filter core of core wall (10) according to each described battery in the claim 1 to 18.
20. battery according to claim 19, it is characterized in that, the side towards surrounding environment of described filter core is covered by the 3rd layer (7), wherein go up the ground floor (5) that connects filtering particle in described the 3rd layer (7), wherein go up the second layer (6) that connects moisture absorption, and go up one the 4th layer (9) of connection at the described second layer (6) at described ground floor (5).
21. battery according to claim 19 is characterized in that, ground floor (5) outside, filtering particle surrounds the second layer (6) of moisture absorption with one heart, and the wherein said second layer (6) is around the column filter medium (11) of a filtering particle.
22. battery according to claim 19 is characterized in that, ground floor (5) outside, filtering particle is with the second layer (6) the spirality ground coiling of moisture absorption.
CN201010519874XA 2009-10-27 2010-10-26 Battery with filtering element arranged outside battery housing Pending CN102054941A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009050878.3 2009-10-27
DE102009050878A DE102009050878A1 (en) 2009-10-27 2009-10-27 Battery for electric vehicle, has battery housing, and dehumidified filter element that is arranged outside battery housing, where filter element separates interior of battery housing against environment air-conduction

Publications (1)

Publication Number Publication Date
CN102054941A true CN102054941A (en) 2011-05-11

Family

ID=43796864

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201010519874XA Pending CN102054941A (en) 2009-10-27 2010-10-26 Battery with filtering element arranged outside battery housing

Country Status (2)

Country Link
CN (1) CN102054941A (en)
DE (1) DE102009050878A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107041127A (en) * 2014-12-04 2017-08-11 曼·胡默尔有限公司 Rechargeable battery assembly for means of transport
CN114976468A (en) * 2021-02-26 2022-08-30 通用汽车环球科技运作有限责任公司 Battery vent filter system and method of filtering vent from battery cells

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011015925B4 (en) * 2011-04-02 2014-04-30 Bayerische Motoren Werke Aktiengesellschaft Battery system with a battery housing with an air exchange device
EP2533346A1 (en) * 2011-06-09 2012-12-12 Carl Freudenberg KG Device for removing liquids from an energy storage device
DE102011089977B4 (en) * 2011-12-27 2022-12-29 Bayerische Motoren Werke Aktiengesellschaft Vehicle with high-voltage battery
DE102012210154A1 (en) 2012-06-15 2013-12-19 Robert Bosch Gmbh Sensor for detecting electrical conductive medium in housing inner space of battery used in motor car, has fixing device that is connected with conductor, and contact surface that is projected into housing inner space of battery
DE102013203197A1 (en) 2013-02-27 2014-08-28 Robert Bosch Gmbh Thermal management system for electrical energy storage device e.g. lithium air battery cell used in car, has centrifugal separator that is provided for separating particles from working fluid
DE102014203927A1 (en) * 2014-03-04 2015-09-10 Robert Bosch Gmbh Device and method for drying a battery and battery, battery system and vehicle
DE102014018231A1 (en) 2014-12-04 2016-06-09 Mann + Hummel Gmbh Accumulator arrangement for a vehicle
DE102014018232B3 (en) * 2014-12-04 2015-10-08 Mann + Hummel Gmbh Accumulator arrangement for a vehicle
DE102014018229A1 (en) * 2014-12-04 2016-06-09 Mann + Hummel Gmbh Accumulator assembly and use of a filter element
JP6260590B2 (en) 2015-07-14 2018-01-17 トヨタ自動車株式会社 Non-aqueous secondary battery
DE102017003360B3 (en) * 2017-04-06 2018-07-19 Carl Freudenberg Kg Pressure equalization device for a housing
DE102018119220B3 (en) 2018-08-07 2019-08-01 Mann+Hummel Gmbh Filter element for filtration and dehumidification of a gas and filter device
DE102019214755A1 (en) * 2019-09-26 2021-04-01 Mahle International Gmbh Battery system
DE102021119110A1 (en) 2021-07-23 2023-01-26 Bayerische Motoren Werke Aktiengesellschaft Floor arrangement for a motor vehicle, vehicle battery for a motor vehicle and motor vehicle

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4678726A (en) * 1985-01-30 1987-07-07 Varta Batterie Aktiengesellschaft Multicell electric storage battery with combined means for waste-gas drying and flame-protection
EP0305822A1 (en) * 1987-09-04 1989-03-08 VB Autobatterie GmbH Storage battery having a plurality of cells and a central degassing system integrated in the battery cover
CN1264925A (en) * 1999-02-23 2000-08-30 三洋电机株式会社 Cassette battery
CN1430294A (en) * 2001-12-21 2003-07-16 日本电气株式会社 Nonaqueous electrolyte battery
CN2629225Y (en) * 2003-08-08 2004-07-28 北京有色金属研究总院 Battery box body
CN2734540Y (en) * 2004-08-04 2005-10-19 北京有色金属研究总院 Battery case
US20060096456A1 (en) * 2002-07-05 2006-05-11 Daimlerchrysler Ag Method and arrangement for purification of gases for supply to operate a fuel cell by the application of physical and chemical filters
DE102008034698A1 (en) * 2008-07-26 2009-06-18 Daimler Ag Battery for use with battery housing, has humidity sorbing element fastened by detachable force-fit or form-fit connection to project inside battery housing, where humidity sorbing element is carried out as drying cartridge

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4678726A (en) * 1985-01-30 1987-07-07 Varta Batterie Aktiengesellschaft Multicell electric storage battery with combined means for waste-gas drying and flame-protection
EP0305822A1 (en) * 1987-09-04 1989-03-08 VB Autobatterie GmbH Storage battery having a plurality of cells and a central degassing system integrated in the battery cover
CN1264925A (en) * 1999-02-23 2000-08-30 三洋电机株式会社 Cassette battery
CN1430294A (en) * 2001-12-21 2003-07-16 日本电气株式会社 Nonaqueous electrolyte battery
US20060096456A1 (en) * 2002-07-05 2006-05-11 Daimlerchrysler Ag Method and arrangement for purification of gases for supply to operate a fuel cell by the application of physical and chemical filters
CN2629225Y (en) * 2003-08-08 2004-07-28 北京有色金属研究总院 Battery box body
CN2734540Y (en) * 2004-08-04 2005-10-19 北京有色金属研究总院 Battery case
DE102008034698A1 (en) * 2008-07-26 2009-06-18 Daimler Ag Battery for use with battery housing, has humidity sorbing element fastened by detachable force-fit or form-fit connection to project inside battery housing, where humidity sorbing element is carried out as drying cartridge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107041127A (en) * 2014-12-04 2017-08-11 曼·胡默尔有限公司 Rechargeable battery assembly for means of transport
CN114976468A (en) * 2021-02-26 2022-08-30 通用汽车环球科技运作有限责任公司 Battery vent filter system and method of filtering vent from battery cells

Also Published As

Publication number Publication date
DE102009050878A1 (en) 2011-04-28

Similar Documents

Publication Publication Date Title
CN102054941A (en) Battery with filtering element arranged outside battery housing
US6432177B1 (en) Air filter assembly for low temperature catalytic processes
JP2012517080A (en) Battery module
WO2011120054A9 (en) Composite desiccant and air-to-water system and method
US11131063B2 (en) Carbon dioxide sorbents and structures, methods of use, and methods of making thereof
CN109843413A (en) The wet air pump of heating with different valve area
US11905687B2 (en) Hygroscopic systems and methods for generating water from air
JP3902003B2 (en) Water collector
CN111701391A (en) High-temperature organic waste gas treatment device capable of continuously forming net
EP0830263B1 (en) Air conditioning system
CN207254038U (en) A kind of efficient organic waste gas treatment system
CN205807664U (en) Multifunctional air purifier
CN209952528U (en) Controller for adjusting dew point by weak magnetic force valve
US10530001B2 (en) Scrubbing device for gas used in a fuel cell and method of scrubbing gas using the device
CN206535367U (en) Micro-heat regeneration absorbent drying machine
CN108404319A (en) Fire extinguishing system and bus
CN205395715U (en) Air outlet fragrance diffuser
CN213995381U (en) High-purity ammonia filtration compressed air device that drying effect is good
CN218307112U (en) Carbon dioxide capture device
CN220577953U (en) Rubber pad storage rack
KR100514380B1 (en) Fabrication of Organic-Inorganic Hybride Ion exchange Filter for Regenerable Gas Scrubber
CN206535392U (en) A kind of micro-heat regeneration absorbent drying machine
JPH11207117A (en) Gas purification filter
CN203410270U (en) Special solar air circulating cooling system for car
CN115682183A (en) Polyester fiber membrane dehumidification equipment

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20110511