CN204271192U - For the register of electrochemical power source - Google Patents
For the register of electrochemical power source Download PDFInfo
- Publication number
- CN204271192U CN204271192U CN201420738626.8U CN201420738626U CN204271192U CN 204271192 U CN204271192 U CN 204271192U CN 201420738626 U CN201420738626 U CN 201420738626U CN 204271192 U CN204271192 U CN 204271192U
- Authority
- CN
- China
- Prior art keywords
- temperature
- housing
- adjustable fluid
- register
- temperature adjustable
- 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.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
-
- 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
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Hybrid Cells (AREA)
Abstract
The utility model relates to a kind of register (1) for electrochemical power source (2).The utility model proposes, described power supply (2) has a housing (4) and multiple element cell (3), wherein, described register (1) comprises temperature adjustable fluid (5), described temperature adjustable fluid is set to surround described element cell (3) in described housing (4) inside, described register (1) also comprises at least one for affecting the device (13 of the temperature of described temperature adjustable fluid (5), 15,17,23).
Description
Technical field
The utility model relates to a kind of register especially for electrochemical power source.Its typical application be heating or cooling traffic vehicle with the battery of fixed customer, storage battery or fuel cell.
Background technology
It is known that electrochemical power source is not when seldom or completely having electric energy to release lower than when minimum temperature.Therefore, a lot of battery is provided with heating resistance pad, and described heating resistance pad increases the housing of battery by electrical heating elements.But compared with energy consumption, the impact of this heating element often can not be satisfactory.
Further it is known that when taking the larger magnitude of current when higher ambient temperature, electrochemical power source may be overheated.At this it is known that utilize blower fan to cool battery.But this can not work with required degree depending on use field.
Therefore be worth it is desirable for and can realize relative to the not too responsive power supply of temperature fluctuation.
Utility model content
Under above-mentioned background, the technical scheme had according to an aspect feature of the present utility model is proposed.Other favourable configuration can describe from other and learn following description.
According to the utility model, propose a kind of register for power supply, described power supply has a housing, and described power supply has multiple element cell.The utility model proposes, this register comprises temperature adjustable fluid, and described temperature adjustable fluid is set to surround described element cell in described enclosure interior.This register also comprises at least one for affecting the device of the temperature of described temperature adjustable fluid.
According to a favourable configuration of the present utility model, the described device for affecting fluid temperature (F.T.) comprises with at least one in lower component: thermoelectric element; Additional heating device; Heat-transfer arrangement; Or air movement device.
According to a favourable configuration of the present utility model, described temperature adjustable fluid have when normal pressure lower than 100 DEG C, preferably lower than the gasification temperature of 70 DEG C.
According to a favourable configuration of the present utility model, described housing has at least one cap, and described cap is provided with at least one for affecting the device of the temperature of described temperature adjustable fluid.
Accompanying drawing explanation
Below other descriptions of explanation and the application will explain details of the present utility model.These embodiments should make the utility model easy to understand, but still only have exemplary role.Certainly also can delete, change or supplement single or multiple described feature within the utility model scope defined in the application.The feature of different execution mode can certainly be combined mutually.Key has substantially carried out scheme of the present utility model.If a certain feature should be met at least partly, then also comprise completely or substantially meet this feature completely.At this, " substantially " especially means that this implementation with the purposes needed for discernible degree realization, at least can meet corresponding feature with the degree of 50%, 90%, 95% or 99%.If indicated minimum, then can certainly use and more measure than this minimum.If the quantity of component is described with at least one, then this especially also comprises the execution mode of the component with two, three or other quantity.Theme for a certain object factory also can be applied to major part or the entirety of other homogeneous object all.If do not have other to illustrate, then interval includes its boundary point.If give multiple possibility to realize the utility model, then these possibilities also can realize with individually or connecting each other simultaneously.That is in this case " or " mean " or ... or ... " and " with ".
Below with reference to:
Fig. 1: the partial longitudinal sectional view with the motor vehicle of electrochemical power source;
The exploded view of the electrochemical power source of Fig. 2: Fig. 1.
Embodiment
The utility model such as can use according in the vehicles of Fig. 1.The vehicles refer to the vehicles for transporting personnel and/or goods, as land-, waterborne-, track-and transatmospheric vehicle, particularly aircraft, steamer and motor vehicle etc.
Such vehicles can be equipped with according to electrochemical power source of the present utility model.
Electrochemical power source is such as battery, storage battery or fuel cell.Described power supply is used for powering to electric consumption device, such as drive motor, starter, lighting device or analog different in the vehicles.The vehicles can be equipped with one or more this power supply.This power supply 2 is preferably arranged on such position: described position can allow traveling wind or surrounding air close to or be easy to close, such as in engine room, below vehicle chassis or in baggage room.
Electrochemical power source 2 preferably has multiple element cell 3.This is interpreted as to the module in construction package or encapsulation unit meaning, described module has at least two electrodes and a chemical energy holder.Such as can relate to lead-lead oxides-battery.Preferably, in a power supply, be provided with multiple element cell, so as by by interconnected for these element cells or connect and realize sufficiently high electromotive force, such as 12 volts, 24 volts, 48 volts, 110 volts or 230 volts.In order to provide enough large electric current, this interconnected be also significant.In embodiment of the present utility model, an arrangement is arranged to by 10 element cells, and 2 this arrangements are arranged in described power supply abreast.Element cell 3 preferably has such shape: described shape allows spatially storage property closely, to realize the high charge density of power supply.The it is suitable that square or rod shape to this.At least one element cell is arranged on power source internal, is preferably all like this for all element cells.These element cells are preferably so directed, make them can be contacted connection simply and temperature adjustment.This particularly can be arranged by the capwise of longitudinal axis and electrical contact upward and realize.Preferably, these element cells are so located relative to other element cell or housing wall, and these element cells are held by not movable twelve Earthly Branches at run duration.In addition, the minimum spacing between parts is responsible for utilizing temperature adjustable fluid reliably circulation.Preferably, there is between at least one element cell and another adjacent-cell battery the minimum spacing of 3mm, preferably 5mm, preferably 1cm.Minimum spacing preferably between at least one element cell and at least one housing wall of power supply is also like this.
Preferably, power supply 2 has at least one housing 4.At this, " housing " represents such device: described device is for preventing undesirable discharge of chemical agent or preventing from contacting with the accident of the electric components of power supply.Preferably, described housing is airtight or liquid-tight container, particularly basin shape or square ducted body.The shape of housing follows the profile of the cell group be arranged in described housing substantially.Described housing is preferably made up of following material: described material allows carry out temperature adjustment efficiently to the inner matter of power supply and have light and firm structure.At this, described material such as particularly has the composite material of the plastics of acidproof and good heat conductive composition, aluminium or carbon fiber or glass fiber reinforcement.Especially preferred is so a kind of housing, and the wall of described housing is made of aluminum at least in part.When needed can local coatings, to carry out heat, chemistry or electric screen or isolation to described aluminium.
Described housing preferably has at least one cap 7.Cap 7 preferably has the profile of the basal plane of power supply 2 substantially.Preferably, described cap is not only liquid-tight but also be fixed on airtightly on housing 4.Described cap is preferably made up of a kind of material identical with housing 7 remainder or identical multiple material.
Preferably, described power supply has temperature adjustable fluid 5.Described temperature adjustable fluid should allow unnecessary heat to be transported away to the housing of power supply from element cell or heat to be carried to the element cell that temperature is too low from the housing of power supply." temperature adjustable fluid " is interpreted as unbodied body, described body can thermmal storage, carry, upper release in position.The example is such as liquid, gas, particle, powder or the mixture that is made up of one or more mentioned components.Preferably, described temperature adjustable fluid comprises in the supply with an amount, and described amount allows all components streaming power supply equably.This allows uniform Temperature Distribution, and there will not be cold or overheated region.Preferably, temperature adjustable fluid occupies whole space available between element cell and housing.
The material of described temperature adjustable fluid preferably has such thermal capacitance in liquid state: described thermal capacitance allows to carry heat efficiently.It is suitable that 1kJ/ (kg K), more preferably 1.1 and higher thermal capacitance for this reason.To this be applicable to be water, saline solution, moisture and absolute ethyl alcohol, fluorinated ketone (Fluorketone), hydrogen fluorohydrocarbon (Hydrofluor-Kohlenwasserstoffe) and other known thermophore.
Preferably, at least part of temperature adjustable fluid have lower than 100 DEG C, preferably lower than 70 DEG C, be preferably in gasification temperature between 40 DEG C to 55 DEG C.Preferably, the boiling point of described fluid is between the theoretical operating temperature of power supply and such value: described value exceedes at most 20%, better 10% of desired operating temperature.Described percentage represents the temperature value in units of Kelvin.If element cell 3 local overheating, then temperature adjustable fluid will gasify.It is overheated that the gasification of temperature adjustable fluid reacts in two ways.On the one hand, liquid form result in the phase transformation of vaporous form the heat reception improved by temperature adjustable fluid.In addition, steam quickly upwards rises at power source internal due to its lift.Thus, on the one hand too much heat is delivered to housing wall especially rapidly and liquid temperature adjustable fluid simultaneously for supplementary inflow on thermal region provides position especially rapidly.Utilize fluorohydrocarbon and fluorine-containing ketone can realize described effect especially well.In addition, described temperature adjustable fluid should be nontoxic, nonflammable and to ozone harmless.Preferably, described temperature adjustable fluid when contacting with air only a couple of days or several weeks chemically stable.
Preferably, described housing has one or more diathermanous portion 10.Preferably, the cap 7 of housing 4 arranges multiple diathermanous portion.Because by temperature adjustable fluid 5 convection current, the fluid of heat trends towards upwards moving towards cap.Preferably, the side of described housing or side are also provided with diathermanous portion.Additional diathermanous portion on described housing bottom side can especially for by thermmal storage in power supply because when the heat of power source internal can be distributed along element cell by the convective motion of the temperature adjustable fluid caused when power source internal rises by heat well.
At least one diathermanous portion has can the layer of good heat conductive, and described layer is the component part of the wall of housing 6.The insulating barrier that may arrange of housing 6 is interrupted in the region in diathermanous portion, thus there is recess in this region.
Register 1 preferably has at least one thermoelectric element 13.Thermoelectric element is interpreted as such component: described component comprises at least one face with the temperature of raising when being loaded voltage and at least one has the face (Peltier element) that temperature reduces compared with the state do not loaded; And be interpreted as such component, described component produces electromotive force (seebeck element) when occurrence temperature is fallen.This thermoelectric element be preferably flat, be essentially ceramic component, its basal plane is preferably corresponding to the face in diathermanous portion 10.Preferably, thermoelectric element occupies at least 50% of cap basal plane.Preferably, be equipped with at least one thermoelectric element also to each side at least one diathermanous portion 10.
In order to improve the efficiency of heat trnasfer, register is equipped with at least one heat-transfer arrangement 15.Heat-transfer arrangement 15 1 aspect allows good heat trnasfer between the surface of thermodynamics element and the air of power supply 2 outside, and its mode is, which increases the spendable boundary face between air and register.On the other hand, described heat-transfer arrangement allows to improve air throughput.Described two aspects can realize in the following manner: heat-transfer arrangement 15 has at least one heat carrier, and described heat carrier has multiple heat conduction flank arranged in parallel.In addition, heat carrier preferably have can the material of good heat conductive, such as metal, as aluminium or copper.Preferably, at least one air movement device 17 is configured to heat-transfer arrangement 15.Can relate to one or more blower fan especially at this, these blower fans are such as arranged on the side of heat carrier, so that by heat-transfer arrangement 15 along heat conduction flank conveying air.By this method, by means of the air of blowing over, too much heat is removed from heat-transfer arrangement 15 and heat conduction flank or heat is used for being fed to power supply 2 by the reception of heat conduction flank from the air be blown into.At least one air movement device 17 also can be set, described air movement device be blown into or the air stream of blowout when entering or leave described air movement device, there is such flow direction: described flow direction is directed towards the basal plane in thermoelectric element and/or diathermanous portion 10 along vertical line.Especially can arrange, axial fan is to blow to thermoelectric device and/or diathermanous portion 10 perpendicular to the air stream of thermoelectric device or diathermanous portion orientation.But also can flow inversion be set so that by radial air stream temperature adjustment is carried out to diathermanous portion 10 and/or thermoelectric element and by described axial fan can by discharge air perpendicular to hot discharge portion or the basal plane of thermoelectric element blow away.For this reason it is suitable that, air movement device 17 is not laterally be arranged on the side of heat-transfer arrangement 15, but Central places arrange and at least substitute the thermal conductance flank of heat conductor to be arranged on heat-transfer arrangement 15 partially inner.Air movement device 17 can be provided with covering 19, so as to prevent from being by mistake applied in the impeller of rotation, protection air movement device in case dirt or foreign matter and by the air become a mandarin or go out stream air diverts on preferred direction.
In order to also guarantee to heat described power supply 2 when temperature is extremely low or the reaction time is short, described register can be provided with one or more additional heating device 23.Described additional heating device can be the heating element of planar on the one hand, and these heating elements are arranged on the side of housing 4.But also can arrange, at least one additional heating device 23 is arranged on the inside of temperature adjustable fluid 5 with the form of heating rod.Because housing 4 is cooled from bight the most by force, therefore it is suitable that, particularly additional heating device is set in that region.For this reason, housing 4 preferably has protuberance, and the orientation of these protuberances is vertically arranged, to receive the partial amount of same vertically disposed additional heating device 23 and temperature adjustable fluid in these protuberances.Preferably, these protuberances are arranged on the side of power supply 2, to obtain compact shape.It is suitable that, between two of corresponding side such protuberances, at least one diathermanous portion and heat-transfer arrangement 15 is provided with.
At least one additional heating device 23 is preferably made up of ptc material (positive temperature coefficient) or ceramic material (such as MCH).
In order to ensure the element cell 3 of power supply 2 inside by temperature adjustment equably, register also can be equipped with fluid motion device 25.Described fluid motion device such as can have turbine, and described turbine has the electric drive of self in housing 4 inside.But in order to from rodent medium, described fluid motion device also can be the impeller of the magnetic or magnetizable parts of tool, and described impeller can pass through Movement in Magnetic Field by the driving mechanism being arranged on housing 4 outside.Preferably, fluid motion device 25 is arranged in described protuberance 27 or near it, to guarantee reliably streaming and avoiding temperature adjustable fluid 5 local overheating there of additional heating device 23.
If housing 4 is airtight, then avoids moisture and enter.Eliminate required expending in air cooling system for this reason up to now.However, the described system still protected corrosion that causes from the moisture by condensation and short circuit.In order to avoid the problem of overvoltage in the housing of thin-walled, it is suitable that, two kinds of different materials are utilized to fill the inner space of housing 4.First material works as the temperature adjustable fluid of reality.Described first material has the character explained in thermal capacitance and gasification property.Second material is all preferably gaseous state in any serviceability temperature of power supply.This particularly relates to the temperature range of-50 DEG C to+100 DEG C, preferred-30 DEG C to+60 DEG C.Preferably, described second material can not or only be dissolved in the first material slightly.Second material preferably comprises the nitrogen (N of gaseous state
2), carbon dioxide (CO
2) or anhydrous air.Preferably, the second material occupy the total amount of described bi-material 1% to 70% between, share preferably between 10% to 50%, especially between 10% to 30%.
If form gas storage portion below cap 7, described gas storage portion comprises the condensable part of temperature adjustable fluid, then register 1 works on cap as condenser.Because the temperature adjustable fluid gasified is cooled in diathermanous portion 10 on cap, until described temperature adjustable fluid reaches its condensing temperature.Then described temperature adjustable fluid drops as liquid and drops back in the liquid in housing 6.
Reference numeral table
1 register
2 power supplys
3 element cells
4 housings
5 temperature adjustable fluids
7 caps
10 diathermanous portions
13 thermoelectric elements
15 heat-transfer arrangements
17 air movement device
23 additional heating devices
25 fluid motion devices
27 protuberances
Claims (5)
1. the register for electrochemical power source (2) (1),
-described electrochemical power source (2) has a housing (4),
-described electrochemical power source (2) has multiple element cell (3),
It is characterized in that:
-described register (1) comprises temperature adjustable fluid (5), and described temperature adjustable fluid is set to surround described element cell (3) in described housing (4) inside,
-described register (1) also comprises at least one for affecting the device (13,15,17,23) of the temperature of described temperature adjustable fluid (5).
2. register according to claim 1 (1), is characterized in that, the described device for affecting fluid temperature (F.T.) comprises with at least one in lower component:
-thermoelectric element (13),
-additional heating device (23),
-heat-transfer arrangement (15), or
-air movement device (17).
3. register according to claim 1 (1), is characterized in that, described temperature adjustable fluid (5) has the gasification temperature when normal pressure lower than 100 DEG C.
4. register according to claim 1 (1), it is characterized in that, described housing (4) has at least one cap (7), described cap is provided with at least one for affecting the device (13 of the temperature of described temperature adjustable fluid (5), 15,17,23).
5. register according to claim 3 (1), is characterized in that, described temperature adjustable fluid (5) has the gasification temperature when normal pressure lower than 70 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738626.8U CN204271192U (en) | 2014-11-28 | 2014-11-28 | For the register of electrochemical power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738626.8U CN204271192U (en) | 2014-11-28 | 2014-11-28 | For the register of electrochemical power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204271192U true CN204271192U (en) | 2015-04-15 |
Family
ID=52806040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420738626.8U Expired - Fee Related CN204271192U (en) | 2014-11-28 | 2014-11-28 | For the register of electrochemical power source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204271192U (en) |
-
2014
- 2014-11-28 CN CN201420738626.8U patent/CN204271192U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20171128 |