CN106415881A - Energy storage unit comprising a plurality of energy storage sub-units, and an energy storage system comprising a plurality of energy storage units - Google Patents
Energy storage unit comprising a plurality of energy storage sub-units, and an energy storage system comprising a plurality of energy storage units Download PDFInfo
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- CN106415881A CN106415881A CN201580030884.8A CN201580030884A CN106415881A CN 106415881 A CN106415881 A CN 106415881A CN 201580030884 A CN201580030884 A CN 201580030884A CN 106415881 A CN106415881 A CN 106415881A
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- energy storage
- accumulator
- subelement
- storage unit
- electrode
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- 238000004146 energy storage Methods 0.000 title claims abstract description 94
- 108010001267 Protein Subunits Proteins 0.000 title 1
- 238000002955 isolation Methods 0.000 claims description 27
- 238000001816 cooling Methods 0.000 claims description 14
- 238000003860 storage Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000009825 accumulation Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 description 15
- 230000033228 biological regulation Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000012986 modification Methods 0.000 description 8
- 230000004048 modification Effects 0.000 description 8
- 239000002826 coolant Substances 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical group [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000013543 active substance Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000270728 Alligator Species 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Classifications
-
- 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
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
- H01M10/643—Cylindrical cells
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
- H01M10/6557—Solid parts with flow channel passages or pipes for heat exchange arranged between the 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
- H01M50/204—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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- 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
Abstract
The invention relates to an energy storage unit (1) comprising a plurality of electrically-interconnected energy storage sub-units (2) each of which comprises a first electrode (3) and a second electrode (4), a receiver device (5) having a receiver space (6) in which said energy storage sub-units (2) are arranged, and a first contact element (7) and a second contact element (8) by means of which a voltage supplied by said energy storage sub-units (2) can be tapped. Said receiver device (5) comprises at least one first electrically-conductive inner wall (9) which is electrically-conductively connected to the first contact element (7), at least one second electrically-conductive inner wall (10) that is electrically-conductively connected to the second contact element (8), and outer walls (11) which are not electrically conductive. The energy storage sub-units (2) are electrically interconnected by means of the at least one first inner wall (9) and the at least one second inner wall (10). The invention also relates to an energy storage system which comprises a plurality of electrically-interconnected energy storage units (1) designed according to the invention.
Description
Technical field
The present invention relates to a kind of energy storage unit, this energy storage unit includes:Multiple accumulator being electrically interconnected to each other are single
Unit, described accumulator subelement is respectively provided with first electrode and second electrode;There is the storing apparatus of at least one accommodating chamber, institute
State accumulator subelement to be disposed in described accommodating chamber;And at least one first contact element second contacts with least one
Element, can tap, by described contact element, the voltage being provided by described accumulator subelement.
Additionally, the present invention relates to a kind of accumulator system, this accumulator system has multiple accumulators being electrically interconnected to each other
Unit.
Background technology
Including multiple accumulator subelements being electrically interconnected to each other energy storage unit in the prior art especially as battery
Group module is it is known that wherein accumulator subelement is battery cell, especially secondary cell Battery pack, Ji Kezai in the case
The accumulator charging.
Here, there is known a kind of battery module with multiple battery cells from publication EP 2202824A1, its
Described in battery cell there is first electrode and second electrode.In addition, disclosed in this publication set of cells mould
Block includes the storing apparatus with the housing unit being arranged side by side, and battery cell is introduced in described housing unit.Here,
Battery cell is electrically interconnected to each other by the conductive connection element of the part for this storing apparatus, wherein can be from external freedom ground
Reach this connecting element.By extending corresponding connecting element, this storing apparatus can be interconnected with other storing apparatus.
In prior art in the case of energy storage unit disclosed in publication EP 2202824A1 and other
In especially operation unfavorable in the case of known energy storage unit, particularly in view of the interconnection with other energy storage unit
Operation.
Content of the invention
In this context, the task of the present invention is to improve the accumulator with multiple accumulator subelements being electrically interconnected to each other
Unit, especially improves energy storage unit as follows:Improve the operation to energy storage unit.Here, especially should improve with addition
Energy storage unit electrical interconnection.Additionally, should advantageously improve " inert substance ", especially battery connector, battery container and/
Or the ratio of safety device and " active substance ", especially cathode material, anode material and/or solvent.Additionally, thus should be favourable
Realize the higher energy density of energy storage unit.
In order to solve this task, a kind of energy storage unit is proposed, this energy storage unit includes multiple storages being electrically interconnected to each other
Energy device subelement, described accumulator subelement is respectively provided with first electrode and second electrode, including storing apparatus, this storing apparatus
There is at least one accommodating chamber, described accommodating chamber be disposed with described accumulator subelement, and include at least one first
Contact element and at least one second contact element, second are contacted with least one by least one first contact element described
Element can tap the voltage being provided by described accumulator subelement.Here, according to the present invention, the receiving of described energy storage unit
Device has:At least one is configured to the first inwall of conduction, described first inwall and at least one first contact element described
Part is conductively connected;At least one is configured to the second inwall of conduction, described second inwall with described at least one second connect
Tactile elements conductive ground connects;And nonconducting outer wall, wherein said accumulator subelement pass through described at least one in first
Wall and at least one second inwall described are electrically interconnected to each other.That is, in order to interconnect described accumulator subelement, advantageously not
Need additional battery connector.By interconnecting described accumulator subelement, described energy storage unit advantageously provides than each
The higher power of accumulator subelement and/or capacity.
Described storing apparatus are preferably constructed to cuboid or cube shaped in itself.Described storing apparatus are advantageously
Surround described accumulator subelement completely so that described accumulator subelement can not be reached from outside.That is, according to this
In the case of the energy storage unit of invention, advantageously it is only capable of by described at least one by the voltage that described accumulator subelement provides
Individual first contact element and/or at least one second contact element described are tapping.
Here especially specifies:At least one first contact element described and/or at least one second contact element quilt described
Be configured to connect pole, be especially configured to contact chip or the contact element being configured to be attached on storing apparatus, preferably by
It is configured to the engagement pad being attached on storing apparatus.
Especially specify:The accumulator subelement of the energy storage unit according to the present invention is battery cell, especially secondary
Battery cell, i.e. rechargeable accumulator.Particularly preferably specify:Accumulator subelement is lithium ion battery.
Described energy storage unit advantageously can by least one first contact element described and described at least one
Two contact elements and other preferred ground structure identical energy storage unit interconnection, wherein said energy storage unit is advantageously in itself
Can be operated as battery cell.By the outer wall of the electric insulation of storing apparatus, to the accumulator list according to the present invention
The disposal of unit is for example advantageously especially safe when replacing such energy storage unit in the case of customer device
's.
The storing apparatus of energy storage unit are advantageously by electrically non-conductive material, preferably by plastics, such as especially polyethylene or poly-
Ether ether ketone is made.Here especially specifies:Storing apparatus are manufactured by means of casting die.
Especially specify:At least one second inwall of at least one of storing apparatus first inwall and/or storing apparatus leads to
Cross in the following manner and be configured to conduction, that is, corresponding inwall has electric conductor, such as copper sheet.Here, this copper sheet can be applied
It is added in respective inner walls so that this inwall is configured to conduction by copper sheet.That is, the first inwall and the second inwall are outstanding
It can include conductive connection element.
In a favourable design modification of the energy storage unit according to the present invention, conductive inner wall is storing apparatus
Inwall relative to each other, wherein storing apparatus are preferably constructed to cuboid.Here, accumulator subelement is advantageously
It is electrically interconnected to each other by these inwalls.Additionally, accumulator subelement is also mounted to storing apparatus advantageous by these inwalls
Accommodating chamber in.Especially specify:It is disposed with multiple accumulator subelements that is to say, that especially in the accommodating chamber of storing apparatus
Regulation:Each accumulator subelement does not pass through side wall etc. respectively and is spaced apart from each other.As such, it is advantageous to improve inert material further
The weight ratio of matter and active substance.Additionally, thus advantageously energy storage unit is configured to compact.
A favourable design modification regulation according to the present invention:Storing apparatus are configured to flexibility, wherein hold
Device of receiving advantageously has certain elasticity.Here, by being incorporated into accumulator subelement in storing apparatus, storing apparatus have
It is stretched so that energy storage unit has certain rigidity sharply.
According to another favourable design modification regulation:Storing apparatus are configured to hard case, that is, have hard outer wall.
Especially specify:Accumulator subelement is utilized respectively first electrode with least one first conductive inner wall described conductively
Contact, and conductively contacted with least one second conductive inner wall described using second electrode.Accumulator subelement thus has
Profit ground is electrically in parallel.Here, especially specifying:Storing apparatus have what a accommodating chamber proper, are disposed with, excellent in described accommodating chamber
Selection of land has been arranged side by side accumulator subelement.
According to another particularly advantageous design of the present invention, storing apparatus include at least one conductive isolation element,
Accommodating chamber is separated at least two housing regions by described isolation element, is wherein arranged in the storage in the housing region of storing apparatus
Each electrodes conduct ground of energy device subelement contacts described isolation element.Here, especially specifying:Another first contact element
And/or another second contact element is conductively connected with least one isolation element described.By at least one isolation unit described
Part, favourable must provide probability more changeably interconnected amongst one another for the accumulator subelement of energy storage unit.Especially according to basis
One design modification regulation of the energy storage unit of the present invention:Storing apparatus include the first conductive isolation element and at least
Individual other conductive isolation element, wherein some in the accumulator subelement of energy storage unit utilize first electrode and first every
Contact from element and contacted with another isolation element using second electrode.
One preferred design regulation of the energy storage unit according to the present invention:Storing apparatus include just what a isolation
Element, accommodating chamber is separated into two housing regions, is preferably separated into the receiving area of two formed objects by described isolation element
Domain, it is conductively connected with the first inwall and pass through second electrode that the accumulator subelement of the wherein first number passes through first electrode
Conductively connected with isolation element, and the accumulator subelement of the second number conductively connected with the second inwall by first electrode
Connect and conductively connected with isolation element by second electrode.Here, the first number of accumulator subelement preferably corresponds to
The second number in accumulator subelement.Here, the accumulator advantageously with the second number for the accumulator subelement of the first number
Subelement is electrically coupled in series.Especially specify:The accumulator subelement of energy storage unit is configured to structure identical.
According to another favourable design of the energy storage unit according to the present invention, accumulator of energy storage unit is single
Unit is disposed in a plane.The introducing in storing apparatus for the accumulator subelement is thus advantageously made to become simple.Except this
Outside, can preferably discharge the loss heat of accumulator subelement.
Another favourable design regulation of the energy storage unit according to the present invention:The electrode of accumulator subelement is by structure
Make as elastic reset, be advantageously configured so that the electrode of the accumulator subelement being arranged in accommodating chamber is spring load
's.Especially specify for this:Electrode is configured to volute spring, or the contact element of electrode as corresponding accumulator subelement with
Volute spring effectively connection is so that respective electrode can be arranged in accommodating chamber in the way of spring load.Especially as favourable
Design modification regulation:Electrode is configured to the flexural spring especially with flattened rectangular section, this flexural spring arch
Be pre-tensioned.By being configured to the electrode of elastic reset, accumulator subelement is fixed on receiving dress with advantageously improving
In the accommodating chamber put.In addition, electrode and the inwall being configured to conduction or the contact with least one isolation element described
Advantageously it is enhanced, thus desirably reduce contact resistance.This advantageously leads to the less intensification of energy storage unit.
Another favourable design regulation of the energy storage unit according to the present invention:Outside at least one of storing apparatus
Cooling device, preferably coldplate, the coldplate especially being flowed through by coolant are disposed with wall.Especially specify:Storing apparatus are originally
Body has cooling duct, and described cooling duct can be flowed through by coolant, to carry out to accumulator subelement by this way
Homoiothermic.Specified according to another design:The storing apparatus of energy storage unit include layout elements, can using described layout elements
So that storing apparatus to be arranged on cooling device, wherein layout elements are advantageously made of such as copper by the material of heat conduction well, example.
Here, layout elements are preferably configured so that the loss heat of accumulator subelement can be discharged by these layout elements.
Another favourable design regulation according to the present invention:Accumulator subelement is configured to circular batteries.Here
Especially specify:The second electrode of the first electrode of accumulator subelement of energy storage unit and accumulator subelement is disposed in that
This relative end.Especially " 18650 " lithium ion battery is provided in round battery.
According to another favourable design of the present invention, the storing apparatus of energy storage unit include at least one closing unit
Part, by described closure elements at least one accommodating chamber of outer closures.That is, storing apparatus have opening first, lead to
Cross described opening accumulator subelement is incorporated at least one accommodating chamber described.Accumulator subelement is being arranged in receiving
After in room, close storing apparatus by means of closure elements.Closure elements are preferably constructed to lid.Especially specify:Envelope
Close element to stick together with storing apparatus, or be connected with storing apparatus by means of method for ultrasound welding.In addition have as another
The design modification regulation of profit:Closure elements are formed after closing storing apparatus provides the first inwall of being conductively connected or the
Two inwalls, by the described electrode being conductively connected and contacting accumulator subelement.Another favourable design side according to the present invention
Case, closure elements are advantageously clamped together with storing apparatus by means of the clamping element that at least one is correspondingly constructed.Folder
Tight element especially may be constructed such that alligator clamp, preferably the clamping element formula of Cans.
In order to solve being initially mentioned of task, a kind of accumulator system is proposed in addition, this accumulator system include multiple that
This energy storage unit being electrically interconnected, wherein energy storage unit is configured to the energy storage unit according to the present invention.Here, according to one
Individual favourable design, energy storage unit is stacked.Here, being advantageously disposed with cold respectively between two energy storage units
But equipment.
Brief description
The other favourable details of the present invention, feature and design details combine the embodiment shown in in figure and enter one
Step is explained.Here:
Fig. 1 illustrates the perspective view of the embodiment of energy storage unit according to the present invention with schematic diagram;
Fig. 2 illustrates an embodiment of the storing apparatus of energy storage unit according to the present invention with schematic diagram;
Fig. 3 illustrates another embodiment of the energy storage unit according to the present invention with schematic diagram;
Fig. 4 illustrates another embodiment of the storing apparatus of energy storage unit according to the present invention with schematic diagram;
Fig. 5 illustrates another embodiment of the energy storage unit according to the present invention with schematic diagram;
Fig. 6 a illustrates another embodiment of the energy storage unit according to the present invention with schematic diagram;
Fig. 6 b illustrates another embodiment of the energy storage unit according to the present invention with schematic diagram;
Fig. 7 illustrates an embodiment of the accumulator subelement of energy storage unit according to the present invention with schematic diagram;And
Fig. 8 illustrates an embodiment of the accumulator system according to the present invention with schematic diagram.
Specific embodiment
Figure 1 illustrates an embodiment of energy storage unit 1.Energy storage unit 1 includes multiple being electrically interconnected to each other
Accumulator subelement, especially secondary cell Battery pack.These accumulator subelements are disposed in the receiving being formed by storing apparatus 5
In room.Storing apparatus 5 here is configured to cuboid.The outer wall 11 of storing apparatus 5 is configured to nonconducting.It is arranged in
Accumulator subelement in storing apparatus 5 has first the first inwall being conductively connected and storing apparatus 5 by storing apparatus 5
Second the second inwall being conductively connected that has be electrically interconnected to each other.First contact is disposed with the outer wall 11 of energy storage unit 1
Element 7 and second contact element 8, wherein first contact element 7 and first are conductively connected conductively connected and the second contact element
Part 8 is conductively connected with second and is connected.Therefore, can be tapped by the accumulator subelement of energy storage unit 1 by contact element 7,8
The voltage providing.Especially specify:The outer wall 11 of storing apparatus 5 is made up of plastic material.Contact element 7,8 in this embodiment by
It is configured to engagement pad.
According to Fig. 2, an embodiment of the storing apparatus 5 of energy storage unit 1 according to the present invention is explained further.?
This, storing apparatus 5 have accommodating chamber 6, arrange accumulator subelement in described accommodating chamber.Here, in the first of storing apparatus 5
Wall 9 is configured to conduction and conductively connected with first contact element 7.Second inwall 10 of storing apparatus 5 is equally by structure
Make as conductive and conductively connected with second contact element 8.
The outer wall 11 of storing apparatus 5 is respectively configured to nonconducting.In addition, storing apparatus 5 shown in figure 2
There are closure elements 12, pass through described closure elements after accumulator subelement is disposed in accommodating chamber 6 to outer closures
Accommodating chamber 6.Here especially specifies:Closure elements 12 are connected with storing apparatus 5 by means of method for ultrasound welding.
Here, the storage being introduced in accommodating chamber 6, being preferably respectively introduced in the section represented by 23 by a dotted line
Can have two electrodes by device subelement, wherein first electrode is contacted with the first conductive inner wall 9 and second electrode and conduction respectively
Inwall 10 contacts.Here, passing through inwall 9 and 10, accumulator subelement is electrically interconnected to each other, and is wherein provided by accumulator subelement
Voltage can be tapped by contact element 7,8.
According to a kind of design modification it can be stated that the bottom surface of such as storing apparatus 5 is the second conductive inner wall, wherein store
Can correspondingly be configured so that accumulator subelement by the first inwall 9 and can be configured to the second inwall by device subelement
Bottom surface is touched.
Figure 3 illustrates another embodiment of the energy storage unit 1 according to the present invention.Here, storing apparatus 5 especially may be used
To design with as explained in connection with figure 2.Here, accumulator subelement 2, being currently configured to rechargeable lithium ion
The circular batteries of battery are introduced in the accommodating chamber 6 of storing apparatus 5.Here, accumulator subelement 2 is utilized respectively first electrode
3 are conductively contacted with the first conductive inner wall 9, and are conductively contacted with the second conductive inner wall 10 using second electrode 4.Thus,
Accumulator subelement 2 is electrically in parallel.Here, the voltage being provided by accumulator subelement 2 can be divided by contact element 7,8
Connect.
Figure 4 illustrates another embodiment of the storing apparatus 5 of energy storage unit according to the present invention.Here, accommodating
Device 5 includes conductive isolation element 14, preferably copper sheet, and accommodating chamber 6 is separated into two housing regions 13 by described isolation element.
Here, isolation element 14 is configured to conduction.In addition, the first inwall 9 and the second inwall 10 are respectively configured to conduction
's.Other inwall 15 is configured to nonconducting.Especially conductive inner wall 9,10 to the side that outside is directed be nonconducting,
Described side is outer wall 11 again.The inwall 16 of the storing apparatus 5 shown in Fig. 4 is configured to partially electronically conductive, that is, so that conductive
Connect contact element 7.Here, contact element 7 is conductively connected with inwall 9,10.Contact element 8 is with isolation element 14 conductively
Connect.
Fig. 5 illustrates another embodiment of the energy storage unit 1 according to the present invention.This energy storage unit 1 has as combined Fig. 4
The storing apparatus 5 explained.Here, being respectively disposed with some accumulator subelements 2 in corresponding housing region 13.Here,
Equal number of accumulator subelement 2 is in each in housing region 13.Here, accumulator subelement 2 be respectively provided with by
It is arranged in the first electrode 3 at the side relative to each other of corresponding accumulator subelement 2 and second electrode 4.Here, the first number
Accumulator subelement 2 utilize first electrode 3 conductively connected with the first inwall 9, and using second electrode 4 and isolation element
14 is conductively connected.The accumulator subelement 2 of the second number being disposed in other housing region 13 is utilized respectively first
Electrode 3 is conductively connected with the second inwall 10, and conductively connected with conductive isolation element 14 using second electrode 4.?
This, accumulator subelement 2 is disposed in a plane.
In Figure 5 in shown embodiment, the electrode 3,4 of accumulator subelement 2 be configured to elastic reset so that
The electrode 3,4 of the accumulator subelement 2 being arranged in accommodating chamber 6 is spring load, and wherein first electrode 3 is pressed against accordingly
Inwall 9,10 on and second electrode 4 be pressed against in isolation element 14.Thus, accumulator subelement 2 is fixed on receiving
In region 13.
Fig. 6 a illustrates another embodiment of the energy storage unit 1 according to the present invention.Energy storage unit 1 includes storing apparatus again
5, multiple accumulator subelements 2 are arranged in described storing apparatus.In this embodiment, accumulator subelement 2 is configured to
Flat cell as shown in Figure 7.Here specifies:Accumulator subelement 2 is respectively provided with the first electricity at side relative to each other
Pole 3 and second electrode 4.Here, the bottom surface of storing apparatus 5 of energy storage unit 1 and top surface are configured to conductive inner wall, wherein store
It is interconnected amongst one another that energy device subelement 2 passes through these inwalls.Here, cooling device 17 is disposed with the outer wall 11 of storing apparatus 5.For
Cooling device 17 is arranged on outer wall 11, storing apparatus 5 have layout elements 18, described layout elements are preferably configured
For metal insert.Here, layout elements 18 are inserted in the receiving element 19 being correspondingly constructed of cooling device 17.Cooling
Equipment 17 is advantageously flowed through by coolant, and described coolant is transfused to or is exported by ooling channel 20.
Fig. 6 b is shown in a favourable design modification of the energy storage unit 1 shown in Fig. 6 a.It is shown in which
Circuitously flow through the coolant flow 27 of cooling device 17.In the region of accumulator subelement 2, storing apparatus 5 have recess
24.With these recesses 24 accordingly, cooling device 17 has projection 25, and described projection is in the direction of the arrow 26 by storing apparatus
5 are scarfed in recess 24 when being arranged on cooling device 17.
Figure 8 illustrates an embodiment of the accumulator system 21 according to the present invention.This accumulator system includes two
The individual energy storage unit 1 being electrically interconnected to each other, described energy storage unit is to be designed according to the present invention.Here, 1 point of energy storage unit
It is not disposed between cooling device 17, described cooling device can be flowed through by coolant by ooling channel system 20.?
This, the contact element 7,8 of energy storage unit 1 is electrically interconnected to each other by connecting element 22.
Specify especially in the accumulator system 1 that more than two energy storage unit is electrically interconnected to each other:Contact element passes through
Contact plate is electrically interconnected to each other, and described contact plate is disposed at described contact element on energy storage unit.That is, contact
Plate provides being conductively connected accordingly between contact element and therefore between energy storage unit 1.Especially specify:In this contact element
Part is designed to engagement pad.
The embodiment illustrating in the drawings and being explained with reference to these figures is used for explaining the present invention and to the present invention
For be nonrestrictive.
Claims (10)
1. a kind of energy storage unit(1), including:Multiple accumulator subelements being electrically interconnected to each other(2), described accumulator subelement
It is respectively provided with first electrode(3)And second electrode(4);Storing apparatus(5), this storing apparatus has at least one accommodating chamber(6),
Described accumulator subelement is arranged in described accommodating chamber(2);And at least one first contact element(7)With at least one
Two contact elements(8), can be tapped by institute by least one first contact element described and at least one second contact element
State accumulator subelement(2)There is provided voltage it is characterised in that
Described storing apparatus(5)Have:At least one is configured to the first inwall of conduction(9), described first inwall with described
At least one first contact element(7)Conductively connected;At least one is configured to the second inwall of conduction(10), described second
Inwall and at least one second contact element described(8)Conductively connected;And nonconducting outer wall(11), wherein said accumulation of energy
Device subelement(2)By at least one first inwall described(9)With at least one second inwall described(10)It is electrically interconnected to each other.
2. energy storage unit according to claim 1(1)It is characterised in that described accumulator subelement(2)It is utilized respectively
Described first electrode(3)With at least one first conductive inner wall described(9)Conductively contact, and utilize described second electrode
(4)With at least one second conductive inner wall described(10)Conductively contact.
3. energy storage unit according to claim 1(1)It is characterised in that described storing apparatus(5)Including at least one
Conductive isolation element(14), described isolation element is by described accommodating chamber(6)It is separated at least two housing regions(13), wherein cloth
Put in described storing apparatus(5)Housing region(13)In accumulator subelement(2)Each electrode(3,4)Conductively connect
Touch described isolation element(14).
4. energy storage unit according to claim 3(1)It is characterised in that described storing apparatus(5)Including just what a
Isolation element(14), described isolation element is by described accommodating chamber(6)It is separated into two housing regions(13), the wherein first number
Accumulator subelement(2)By described first electrode(3)With described first inwall(9)Conductively connected and pass through described second
Electrode(4)With described isolation element(14)Conductively connected, and the accumulator subelement of the second number(2)By described first
Electrode(3)With described second inwall(10)Conductively connected and by described second electrode(4)With described isolation element(14)
Conductively connected.
5. the energy storage unit according to one of aforementioned claim(1)It is characterised in that described energy storage unit(1)'s
Accumulator subelement(2)It is disposed in a plane.
6. the energy storage unit according to one of aforementioned claim(1)It is characterised in that described accumulator subelement(2)
Electrode(3,4)Be configured to elastic reset so that being arranged in described accommodating chamber(6)In accumulator subelement(2)Electricity
Pole(3,4)It is spring load.
7. the energy storage unit according to one of aforementioned claim(1)It is characterised in that in described storing apparatus(5)'s
At least one outer wall(11)On be disposed with cooling device(17).
8. the energy storage unit according to one of aforementioned claim(1)It is characterised in that described accumulator subelement(2)
It is configured to circular batteries.
9. the energy storage unit according to one of aforementioned claim(1)It is characterised in that described storing apparatus(5)Including
At least one closure elements(12), by described closure elements at least one accommodating chamber described in outer closures(6).
10. a kind of accumulator system(21), including multiple energy storage units being electrically interconnected to each other(1)It is characterised in that described storage
Can device unit(1)It is configured to the energy storage unit according to one of claim 1 to 9.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014206903.3 | 2014-04-10 | ||
DE102014206903.3A DE102014206903A1 (en) | 2014-04-10 | 2014-04-10 | Energy storage unit comprising a plurality of energy storage subunits and energy storage system with a plurality of energy storage units |
PCT/EP2015/056296 WO2015154995A1 (en) | 2014-04-10 | 2015-03-24 | Energy storage unit comprising a plurality of energy storage sub-units, and an energy storage system comprising a plurality of energy storage units |
Publications (2)
Publication Number | Publication Date |
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CN106415881A true CN106415881A (en) | 2017-02-15 |
CN106415881B CN106415881B (en) | 2020-04-07 |
Family
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Application Number | Title | Priority Date | Filing Date |
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CN201580030884.8A Expired - Fee Related CN106415881B (en) | 2014-04-10 | 2015-03-24 | Energy storage unit and energy storage system |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN106415881B (en) |
DE (1) | DE102014206903A1 (en) |
WO (1) | WO2015154995A1 (en) |
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JP2003331803A (en) * | 2002-05-09 | 2003-11-21 | Matsushita Electric Ind Co Ltd | Battery pack |
CN101378109A (en) * | 2007-08-30 | 2009-03-04 | 三星Sdi株式会社 | Battery case and battery pack using the same |
CN201383522Y (en) * | 2009-04-03 | 2010-01-13 | 嘉兴恒威电池有限公司 | 4.5 V combined battery |
CN102074673A (en) * | 2009-11-24 | 2011-05-25 | 三星Sdi株式会社 | Large capacity battery pack and assembly of large capacity battery packs |
CN102792483A (en) * | 2011-01-25 | 2012-11-21 | 松下电器产业株式会社 | Battery module and battery assembly used therein |
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US6087036A (en) * | 1997-07-25 | 2000-07-11 | 3M Innovative Properties Company | Thermal management system and method for a solid-state energy storing device |
JP2009211907A (en) | 2008-03-04 | 2009-09-17 | Panasonic Corp | Battery module and battery pack using the same |
JP2009230864A (en) * | 2008-03-19 | 2009-10-08 | Panasonic Corp | Battery pack |
KR101283347B1 (en) * | 2010-09-07 | 2013-07-10 | 주식회사 엘지화학 | High-Output, Large-Capacity Battery Pack |
US20130224532A1 (en) * | 2010-11-05 | 2013-08-29 | Alelion Batteries Ab | Battery assembly |
KR20130133118A (en) * | 2010-11-30 | 2013-12-06 | 파나소닉 주식회사 | Battery module and battery pack |
-
2014
- 2014-04-10 DE DE102014206903.3A patent/DE102014206903A1/en not_active Withdrawn
-
2015
- 2015-03-24 WO PCT/EP2015/056296 patent/WO2015154995A1/en active Application Filing
- 2015-03-24 CN CN201580030884.8A patent/CN106415881B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2003331803A (en) * | 2002-05-09 | 2003-11-21 | Matsushita Electric Ind Co Ltd | Battery pack |
CN101378109A (en) * | 2007-08-30 | 2009-03-04 | 三星Sdi株式会社 | Battery case and battery pack using the same |
CN201383522Y (en) * | 2009-04-03 | 2010-01-13 | 嘉兴恒威电池有限公司 | 4.5 V combined battery |
CN102074673A (en) * | 2009-11-24 | 2011-05-25 | 三星Sdi株式会社 | Large capacity battery pack and assembly of large capacity battery packs |
CN102792483A (en) * | 2011-01-25 | 2012-11-21 | 松下电器产业株式会社 | Battery module and battery assembly used therein |
Also Published As
Publication number | Publication date |
---|---|
DE102014206903A1 (en) | 2015-10-15 |
CN106415881B (en) | 2020-04-07 |
WO2015154995A1 (en) | 2015-10-15 |
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