CN106058323A - Lithium ion battery pack - Google Patents
Lithium ion battery pack Download PDFInfo
- Publication number
- CN106058323A CN106058323A CN201610619545.XA CN201610619545A CN106058323A CN 106058323 A CN106058323 A CN 106058323A CN 201610619545 A CN201610619545 A CN 201610619545A CN 106058323 A CN106058323 A CN 106058323A
- Authority
- CN
- China
- Prior art keywords
- conductive film
- cathode conductive
- electrode
- positive
- conducting strip
- 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
Links
Classifications
-
- 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
- H01M10/058—Construction or manufacture
-
- 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
- H01M50/531—Electrode connections inside 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
The invention provides a lithium ion battery pack, which comprises a lithium ion battery container, wherein at least two electrode pairs are arranged in the lithium ion battery container; cathode material coatings are arranged on the two sides of positive conducting plates in the electrode pairs respectively, and anode material coatings are arranged on the two sides of negative conducting plates respectively; electrolyte layers are arranged between the cathode and anode material coatings in the same electrode pairs; one of the positive conducting plates serves as a cathode of the lithium ion battery pack, and one of the negative conducting plates serves as an anode of the lithium ion battery pack; the positive and negative conducting plates in the other adjacent electrode pairs are sequentially connected in series through conducting plate connecting parts. According to the lithium ion battery pack, connecting parts among single batteries in the battery pack are reduced, so that the weight of the battery pack is reduced, and the energy density of the unit mass of the battery pack is improved; in addition, battery pack manufacturing procedures are reduced along with reduction of the connecting parts, so that the production cost is reduced; moreover, power of the lithium ion battery pack is increased in a capacity extension manner.
Description
Technical field
The present invention relates to technical field of new energies, particularly to a kind of Li-ion batteries piles.
Background technology
Along with the minimizing of the disposable energy such as Fossil fuel, solar energy, wind energy, the clean energy resource of geothermal energy causes people day by day
Concern.Further, the importance that the electric power energy of existing electricity generation system effectively uses is seemed especially prominent.Wherein lithium ion
Battery and widely used lead battery, Ni-MH battery is compared, and has at a relatively high volume and mass density, as electric station, wind
Power or the electric storage device of solar electrical energy generation, emergency power supply system, electric automobile, the field such as portable mobile electronic equipment obtains extensively
Pay close attention to.The average voltage of existing lithium ion battery monocell is typically at 2.5V-3.9V, for reaching hybrid vehicle or electronic vapour
The motor power demand of car, needs to improve voltage and current.
Fig. 1 show existing lithium battery schematic diagram, and (positive pole and negative pole) conducting strip is only with a class electrode material coating.?
Electric motor of automobile is used to drive eventually, it usually needs more than tens of kilowatt.Owing to power is the product of voltage and current, for reaching so
Power requirement, as in figure 2 it is shown, need hundreds of lithium-ion cell by series connection realize by the way of in parallel.In order to drop
The low loss transmitted electric power, typically takes the mode of high voltage low current to carry electric energy to motor.This high voltage often exists
The voltage Ub=U that in 200V-380V, i.e. Fig. 2, lithium battery is exported1-U2, or Ub=U3-U4, or Ub=U2n-1-U2n, also
That is need the series connection of about 100 times to realize.It is intended to about 100 to low-resistance series-connected component, 100 times
Series connection operation.And the weight of these series-connected component often accounts for the ratio that whole set of cells is certain.
Summary of the invention
In view of this, present invention is primarily targeted at, it is provided that a kind of Li-ion batteries piles, hold including lithium ion battery
Device, is provided with at least two pairs of electrodes pair in described lithium ion battery container；
The both side surface of the cathode conductive film of each electrode centering is respectively arranged with positive electrode coating, the two of cathode conductive film
Side surface is respectively arranged with negative material coating；
Between the positive and negative electrode material coating of same electrode centering, it is provided with dielectric substrate；
One of them of described cathode conductive film as the positive pole of Li-ion batteries piles, described cathode conductive film wherein it
One passes sequentially through conducting strip connecting portion as the negative pole of Li-ion batteries piles, the positive and negative electrode conducting strip of residue adjacent electrode centering
It is connected in series.
By upper, by reducing in set of cells the connection member between monocell, thus alleviate battery weight, improve set of cells
The energy density of unit mass.Further, the minimizing of connection member, also reduces set of cells manufacturing process, reduces production cost.And
Further, by the way of dilatation, add the electricity of Li-ion batteries piles.
Optionally, in the electrode centering of described adjacent cell, cathode conductive film current potential is higher than cathode conductive film current potential.
By upper so that the reference current potential of the current potential of the negative or positive electrode of dividing plate both sides is different.Therefore, dividing plate one lateral electrode pair
Voltage can superpose with dividing plate opposite side electrode pair voltages, it is achieved the increase of Li-ion batteries piles voltage.
Optionally, described cathode conductive film current potential is 1V-5V, and cathode conductive film current potential is 0-3V；
In current potential between both positive and negative polarity conducting strip, cathode conductive film 1.5V-5V higher than cathode conductive film.
By upper, potential difference is the biggest, and mutual voltage is the highest, and the energy density of Unit Weight or unit volume is also got over
High.
Described cathode conductive film and cathode conductive film are containing metal material, graphite material or to contain metal and/or graphite
The conducting strip of any one of composite；
The surface that is shaped as of described cathode conductive film and cathode conductive film has the en plaque of roughness or with porous
Any one of en plaque.
By upper, the density containing metal material or the composite containing graphite material can be lower, the most whole battery
Or the energy density of the weight of set of cells, battery or set of cells can be improved；It addition, conducting strip is surface roughness
En plaque or the negative or positive electrode material layer of correspondence and the contact area of conducting strip can be added with the en plaque of porous,
Both can improve the attachment degree with conducting strip, the resistance of electrode can have been reduced again.
It addition, Li-ion batteries piles provided by the present invention, including lithium ion battery container, hold at described lithium ion battery
At least two pairs of electrodes pair it is provided with in device；
The both side surface of the positive and negative electrode conducting strip of electrode centering is respectively arranged with the material coating of opposite polarity；
Between the positive and negative electrode material coating of same electrode centering, it is provided with dielectric substrate；
One of them of described cathode conductive film as the positive pole of Li-ion batteries piles, described cathode conductive film wherein it
One as the negative pole of Li-ion batteries piles.
Opposite electrode material by upper, without connector between both positive and negative polarity conducting strip, between adjacent (positive and negative electrode) conducting strip
The ion exchange of coating constitutes battery unit, is realized the series connection of multiple battery unit by each electrodes conduct sheet, thus improves electricity
The energy density of pond group unit mass.Further, the minimizing of connection member, also reduces set of cells manufacturing process, reduces production cost.
And further, by the way of dilatation, add the electricity of Li-ion batteries piles.
Optionally, in the electrode centering of described adjacent cell, cathode conductive film current potential is higher than cathode conductive film current potential.
By upper so that the reference current potential of the current potential of the negative or positive electrode of dividing plate both sides is different.Therefore, dividing plate one lateral electrode pair
Voltage can superpose with dividing plate opposite side electrode pair voltages, it is achieved the increase of Li-ion batteries piles voltage.
Optionally, described cathode conductive film current potential is 1V-5V, and cathode conductive film current potential is 0-3V；
In current potential between both positive and negative polarity conducting strip, cathode conductive film 1.5V-5V higher than cathode conductive film.
By upper, potential difference is the biggest, and mutual voltage is the highest, and the energy density of Unit Weight or unit volume is also got over
High.
It addition, Li-ion batteries piles provided by the present invention, including lithium ion battery container, hold at described lithium ion battery
At least two pairs of electrodes pair it is provided with in device；
The both side surface of each electrode centering cathode conductive film is respectively arranged with positive electrode coating, the both sides of cathode conductive film
Surface is respectively arranged with negative material coating；
Between the positive and negative electrode material coating of same electrode centering, it is provided with dielectric substrate；
The both positive and negative polarity conducting strip of each electrode centering is arranged in order, and opposite polarity conducting strip is passed sequentially through wired in series
Connect form new electrode pair, each new electrode described between, all interval one conducting strip；
For the conducting strip at described interval, respectively cathode conductive film is connected in parallel, cathode conductive film is connected in parallel.
Optionally, in the electrode centering of described adjacent subcell, cathode conductive film current potential is higher than cathode conductive film current potential.
By upper so that the reference current potential of the current potential of the negative or positive electrode of dividing plate both sides is different.Therefore, dividing plate one lateral electrode pair
Voltage can superpose with dividing plate opposite side electrode pair voltages, it is achieved the increase of Li-ion batteries piles voltage.
Optionally, described cathode conductive film current potential is 1V-5V, and cathode conductive film current potential is 0-3V；
In current potential between both positive and negative polarity conducting strip, cathode conductive film 1.5V-5V higher than cathode conductive film.
By upper, potential difference is the biggest, and mutual voltage is the highest, and the energy density of Unit Weight or unit volume is also got over
High.
Accompanying drawing explanation
Fig. 1 is that prior art uses lithium ion battery schematic diagram；
Fig. 2 is that prior art adopts the Li-ion batteries piles schematic diagram being connected serially；
Fig. 3 is the application Li-ion batteries piles first embodiment schematic diagram；
Fig. 4 is the application Li-ion batteries piles the second embodiment schematic diagram；
Fig. 5 is the application Li-ion batteries piles the 3rd embodiment schematic diagram.
Detailed description of the invention
For the defect overcoming prior art to exist, the present invention provides a kind of Li-ion batteries piles.Eliminate existing set of cells
The series connection of interior battery, it is possible to obtain same voltage, the quantity using monocell is few.Both series-connected component can have been reduced,
Also can reduce the quantity of monocell, thus simplify production process.
It is illustrated in figure 3 the schematic diagram of Li-ion batteries piles in first embodiment of the invention, including consisting of:
Lithium ion battery container 10, in described dielectric substrate 30, is vertically arranged at least two electrodes pair, and each electrode
The positive electrode potential of centering is higher than negative electrode current potential.It is respectively arranged with positive electrode coating, described in described anelectrode both sides
Negative electrode both sides are respectively arranged with negative material coating.Between the positive and negative electrode material coating of same electrode centering, it is provided with electrolysis
Matter layer.Described dielectric substrate is in 25-50 DEG C, for on-liquid mobility electrolyte.
Described positive electrode coating is the compounding substances at least containing positive electrode with other packing materials.Positive electrode,
Generally contain one or its composite of the compound of elemental lithium, such as the combined oxidation containing elemental lithium Yu transition elements
Thing, containing the phosphate etc. of elemental lithium.Other packing materials, include bonding agent, one or more of conductive material.
Described negative material coating is the compounding substances at least containing negative material with other packing materials.Negative material,
The material that current potential is lower than above-mentioned positive electrode current potential, such as, containing lithium metal, lithium alloy, graphite, ambiguity carbon, silicon, an oxidation
Silicon, the homogenous material of the compound etc. of elemental lithium or composite.Other packing materials, include bonding agent, conductive material etc.
One or more.
Conducting strip described in various embodiments of the present invention, needs the ability possessing certain conduct electrons, can be specifically metal
Material, can be graphite material, it is also possible to be to constitute containing more than one the material in metal material or graphite material two kinds
Mixing material or composite.Compared with traditional tinsel, graphite material, containing the composite of metal material, contain
The density having the composite of graphite material can be lower, the most whole battery or the weight of set of cells, battery or battery
The energy density of group can be improved.
The shape of the conducting strip described in various embodiments of the present invention, is not limited to the foil-like of open and flat two dimensional surface, two dimension
Foil-like with holes in plane.In terms of three dimensions angle, there is certain surface roughness, or with porous on three dimensions
En plaque.Compared with the paillon foil that two dimension is smooth, paillon foil with holes or three dimensions have certain surface roughness, or three-dimensional
Spatially with the plate of porous as conducting strip time, add the negative or positive electrode material layer of correspondence and the contact surface of conducting strip
Long-pending, both can improve the attachment degree with conducting strip, the resistance of electrode can have been reduced again.
The concrete material selected as the negative or positive electrode conducting strip of the present invention, and the electrochemical state on surface, by right
The potential range during discharge and recharge of electrode material of electrode is answered to determine.Do not repeat at this.
In the present embodiment as shown in Figure 3, it is vertically arranged n electrode pair, respectively anelectrode U1、U3、……、U2n-1, with
And negative electrode U2、U4、……、U2n.Wherein, the electric potential relation of electrode centering is: U1>U2、U3>U4、……、U2n-1>U2n。
The current potential of positive pole and the difference of negative pole current potential, it is simply that the voltage of this electrode pair.The numerical value of concrete current potential is by correspondence
Depending on the electrode material of negative or positive electrode.It is said that in general, positive electrode has being combined containing Li of layer structure or olivine structural
Oxide, the phosphate etc. containing Li, negative material has containing Li composite oxides, metal-oxide, silicon, silicon oxygen-containing or carbon containing
Compound etc., graphite, amorphous carbon etc..
Owing to the current potential of positive pole is high potential, limited by the resistance to oxidation reducing power of electrolyte, such as relative to lithium metal,
Higher than certain potentials, electrolyte can be oxidized, causes to be substantially reduced the service life of battery.Therefore, anodic potentials typically exists
1V-5V, negative pole current potential is typically at 0-3V.Both positive and negative polarity between potential cathode than negative maximum 1.5V-5V.This potential difference is the biggest,
Mutual voltage is the highest, and the energy of Unit Weight or unit volume is the highest.It should be noted that current potential herein
Numerical value, each means the current potential of versus lithium metal.
The positive pole of the first electrode centering as the anelectrode of Li-ion batteries piles, the negative pole of the n-th electrode centering as lithium from
The negative electrode of sub-set of cells.Additionally, for each electrode of residue electrode centering, again match according to opposite polarity, pin
To each electrode pair after pairing again, direct-connected by conducting strip connecting portion.Described conducting strip connecting portion can be wire or
It is other conductive components.Specific to the present embodiment, then the negative pole U of the first electrode centering2Positive pole U with the second electrode centering3Even
Connect, the negative pole U of the second electrode centering4Positive pole U with the 3rd electrode centering5Connect, by that analogy, repeat no more.
In Fig. 3 embodiment, by the conducting strip of the electrode material coating with identical polar is joined directly together, the most directly
The sub-battery that the adjacent opposite sex conduction blade being connected is constituted is connected, the now voltage UB=(U of Li-ion batteries piles1-U2)+
(U3-U4)+……+(U2n-1-U2n).The voltage Ub=U of existing monocell group compared to shown in Fig. 21-U2, or Ub=U3-U4,
Or Ub=U2n-1-U2nFor, hence it is evident that add electricity.
First embodiment of the invention is by reducing in set of cells the connection member between monocell, thus alleviates set of cells weight
Amount, improves the energy density of set of cells unit mass.Further, the minimizing of connection member, also reduces set of cells manufacturing process, reduces
Production cost.And further, by the way of dilatation, add the electricity of Li-ion batteries piles.
Fig. 4 show second embodiment of the invention schematic diagram.Difference with first embodiment is: each cathode conductive film and
The both sides of cathode conductive film, are disposed as the material coating of opposite polarity.Further, do not set between the conducting strip of each (positive and negative) pole
Conducting strip connecting portion, still can realize the dilatation for electricity.Concrete principle is as follows: the electric current of each its both sides of cathode conductive film
While conducting, the ion exchange between the electrode material of its dissimilarity is blocked.Different between adjacent (positive and negative electrode) conducting strip
Property electrode material coating ion exchange constitute battery unit, realized the series connection of multiple battery unit by each electrodes conduct sheet,
The now voltage UB=(U of Li-ion batteries piles1-U2)+(U3-U4)+……+(U2n-1-U2n).Second embodiment of the invention is passed through
Reducing the connection member between monocell in set of cells, thus alleviate battery weight, the energy improving set of cells unit mass is close
Degree.Further, the minimizing of connection member, also reduces set of cells manufacturing process, reduces production cost.And further, pass through
The mode of dilatation, adds the electricity of Li-ion batteries piles.
Fig. 5 show third embodiment of the invention schematic diagram.Difference with first embodiment is: the conduction of opposed polarity
Sheet is connected in series by conducting strip connecting portion, constitutes new electrode pair.Each the new electrode constituted between be spaced one
Electrodes conduct sheet.I.e. as it is shown in figure 5, the cathode conductive film U of the first electrode centering2Cathode conductive film U with the second electrode centering3
It is connected in series.The cathode conductive film U of the 3rd electrode centering5Cathode conductive film U with the 3rd electrode centering6Series connection.Second electrode pair
In cathode conductive film U4It is the electrodes conduct sheet at interval.For the electrodes conduct sheet at interval, the electrodes conduct of identical polar
Sheet is connected in parallel by conducting strip connecting portion.In the electrodes conduct sheet being i.e. spaced, all cathode conductive films are connected in parallel, all negative
Pole conducting strip is connected in parallel.The now voltage UB=U of Li-ion batteries piles1-U2+(U3-U4) or UB=U7-U6+(U5-U4) or UB
=U3n-2-U3n-1+(U3n-U3n+1)。
In like manner, also can be by the positive and negative electrode conducting strip (U of the first electrode centering1、U2) be connected in series, the second electrode centering is just
Pole conducting strip U3Electrodes conduct sheet as interval；The cathode conductive film U of the second electrode centering4Positive pole with the 3rd electrode centering
Conducting strip U5It is connected in series, the cathode conductive film U of the 3rd electrode centering6As the electrodes conduct sheet at interval, the like, no longer
Repeat.
Third embodiment of the invention is by reducing in set of cells the connection member between monocell, thus alleviates set of cells weight
Amount, improves the energy density of set of cells unit mass.Further, the minimizing of connection member, also reduces set of cells manufacturing process, reduces
Production cost.And further, by the way of dilatation, add the electricity of Li-ion batteries piles.
The high-voltage lithium of the present invention, contributes to widening the range of choice of electrode material.Existing lithium battery is in order to obtain
High voltage, the positive electrode often selected is relatively big with the potential difference of negative material, is realized the height of battery by this potential difference
Voltage.The present invention realizes the high voltage of battery from structure, therefore with regard to battery capacity, and cycle charge discharge electrical property, fast charging and discharging
Performance, heat-resisting cold tolerance, for safety angularly, even if the positive electrode selected is relatively low with the potential difference of negative material,
Also high-voltage battery can be obtained.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the scope of the present invention.In a word, all at this
Within bright spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in protection scope of the present invention
Within.
Claims (10)
1. a Li-ion batteries piles, including lithium ion battery container, it is characterised in that set in described lithium ion battery container
There is at least two pairs of electrodes pair；
The both side surface of the cathode conductive film of each electrode centering is respectively arranged with positive electrode coating, the both sides table of cathode conductive film
Face is respectively arranged with negative material coating；
Between the positive and negative electrode material coating of same electrode centering, it is provided with dielectric substrate；
One of them of described cathode conductive film is made as the positive pole of Li-ion batteries piles, one of them of described cathode conductive film
For the negative pole of Li-ion batteries piles, the positive and negative electrode conducting strip of residue adjacent electrode centering passes sequentially through the series connection of conducting strip connecting portion
Connect.
Li-ion batteries piles the most according to claim 1, it is characterised in that in the electrode centering of described adjacent cell, just
Pole conducting strip current potential is higher than cathode conductive film current potential.
Li-ion batteries piles the most according to claim 2, it is characterised in that described cathode conductive film current potential is 1V-5V, negative
Pole conducting strip current potential is 0-3V；
In current potential between positive and negative electrode conducting strip, cathode conductive film 1.5V-5V higher than cathode conductive film.
4. according to the Li-ion batteries piles described in claim 1,2 or 3, it is characterised in that described cathode conductive film and negative pole are led
Electricity sheet is containing metal material, graphite material or the conducting strip containing any one of metal and/or graphite composite material；
The surface that is shaped as of described cathode conductive film and cathode conductive film has the en plaque of roughness or with the plate of porous
Any one of shape.
5. a Li-ion batteries piles, including lithium ion battery container, it is characterised in that set in described lithium ion battery container
There is at least two pairs of electrodes pair；
The both side surface of the positive and negative electrode conducting strip of electrode centering is respectively arranged with the electrode material coating of opposite polarity；
Between the positive and negative electrode electrode material coating of same electrode centering, it is provided with dielectric substrate；
One of them of described cathode conductive film is made as the positive pole of Li-ion batteries piles, one of them of described cathode conductive film
Negative pole for Li-ion batteries piles.
Li-ion batteries piles the most according to claim 5, it is characterised in that in the electrode centering of described adjacent cell, just
Pole conducting strip current potential is higher than cathode conductive film current potential.
Li-ion batteries piles the most according to claim 6, it is characterised in that described cathode conductive film current potential is 1V-5V, negative
Pole conducting strip current potential is 0-3V；
In current potential between both positive and negative polarity conducting strip, cathode conductive film 1.5V-5V higher than cathode conductive film.
8. a Li-ion batteries piles, including lithium ion battery container, it is characterised in that set in described lithium ion battery container
There is at least two pairs of electrodes pair；
The both side surface of each electrode centering cathode conductive film is respectively arranged with positive electrode coating, the both side surface of cathode conductive film
It is respectively arranged with negative material coating；
Between the positive and negative electrode material coating of same electrode centering, it is provided with dielectric substrate；
The positive and negative electrode conducting strip of each electrode centering is arranged in order, and opposite polarity conducting strip passes sequentially through wired in series even
Connect composition new electrode pair, each new electrode described between, all interval one conducting strip；
For the conducting strip at described interval, respectively cathode conductive film is connected in parallel, cathode conductive film is connected in parallel.
Li-ion batteries piles the most according to claim 8, it is characterised in that at described each electrode centering, cathode conductive film
Current potential is higher than cathode conductive film current potential.
Li-ion batteries piles the most according to claim 8, it is characterised in that described cathode conductive film current potential is 1V-5V,
Cathode conductive film current potential is 0-3V；
In current potential between both positive and negative polarity conducting strip, cathode conductive film 1.5V-5V higher than cathode conductive film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610619545.XA CN106058323A (en) | 2016-07-27 | 2016-07-27 | Lithium ion battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610619545.XA CN106058323A (en) | 2016-07-27 | 2016-07-27 | Lithium ion battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106058323A true CN106058323A (en) | 2016-10-26 |
Family
ID=57196085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610619545.XA Pending CN106058323A (en) | 2016-07-27 | 2016-07-27 | Lithium ion battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106058323A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112259776A (en) * | 2019-07-02 | 2021-01-22 | 邱瑞光 | Electricity storage unit, electricity storage module, and battery |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004158343A (en) * | 2002-11-07 | 2004-06-03 | Nissan Motor Co Ltd | Bipolar battery |
| CN101378136A (en) * | 2007-08-28 | 2009-03-04 | 株式会社东芝 | Nonaqueous-electrolyte battery and battery pack |
| CN101997144A (en) * | 2009-08-11 | 2011-03-30 | 翁文桂 | Method for preparing serial battery cluster |
| CN201975477U (en) * | 2011-03-25 | 2011-09-14 | 惠州市德赛聚能电池有限公司 | Lithium ion battery pack with plurality of voltage platforms |
| CN205985216U (en) * | 2016-07-27 | 2017-02-22 | 付逸聪 | Lithium ion battery set |
-
2016
- 2016-07-27 CN CN201610619545.XA patent/CN106058323A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004158343A (en) * | 2002-11-07 | 2004-06-03 | Nissan Motor Co Ltd | Bipolar battery |
| CN101378136A (en) * | 2007-08-28 | 2009-03-04 | 株式会社东芝 | Nonaqueous-electrolyte battery and battery pack |
| CN101997144A (en) * | 2009-08-11 | 2011-03-30 | 翁文桂 | Method for preparing serial battery cluster |
| CN201975477U (en) * | 2011-03-25 | 2011-09-14 | 惠州市德赛聚能电池有限公司 | Lithium ion battery pack with plurality of voltage platforms |
| CN205985216U (en) * | 2016-07-27 | 2017-02-22 | 付逸聪 | Lithium ion battery set |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112259776A (en) * | 2019-07-02 | 2021-01-22 | 邱瑞光 | Electricity storage unit, electricity storage module, and battery |
| CN112259776B (en) * | 2019-07-02 | 2022-02-22 | 邱瑞光 | Electricity storage unit, electricity storage module, and battery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Evanko et al. | Stackable bipolar pouch cells with corrosion-resistant current collectors enable high-power aqueous electrochemical energy storage | |
| JP6836631B2 (en) | Horizontal composite power supply structure | |
| CN101719562A (en) | Electrical core of high-voltage battery | |
| CN102208598A (en) | Electrode plate of graphene coating modified lithium secondary battery and manufacturing method thereof | |
| WO2008059740A1 (en) | Accumulator | |
| US10511055B2 (en) | Metal plating-based electrical energy storage cell | |
| JP2011249298A (en) | Energy storage system | |
| CN101719556A (en) | Pile structure of redox flow battery | |
| CN103534861A (en) | Active material for rechargeable battery | |
| CN103718351A (en) | High capacity anode active material and rechargeable lithium battery comprising same | |
| CN105706276A (en) | Non-aqueous electrolyte secondary cell, and electric storage circuit using same | |
| US20130309554A1 (en) | Lead-acid battery with high specific power and specific energy | |
| JP2010062299A (en) | Electricity storage device | |
| CN102201605A (en) | Electrochemical energy storage and conversion device having bipolar structure | |
| CN205985216U (en) | Lithium ion battery set | |
| CN106058323A (en) | Lithium ion battery pack | |
| JP5186909B2 (en) | Current collector for lithium ion secondary battery | |
| JP2016171075A (en) | Secondary battery, charger and discharger | |
| CN217035901U (en) | Internal series solid-state battery and solid-state battery pack | |
| CN201886904U (en) | Laminated high-voltage mixing electrochemical capacitor | |
| CN105074998B (en) | Lithium ion battery | |
| CN201804941U (en) | Part capable of repeatedly charging and discharging lithium battery | |
| CN104040776B (en) | Secondary cell including multiple electrode assemblies | |
| CN204441372U (en) | laminated type lithium ion battery and battery pack | |
| CN114759184A (en) | Lithium ion battery anode and lithium supplement method of lithium ion battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |
|
| RJ01 | Rejection of invention patent application after publication |