CN108598304A - Needle bed-type automobile batteries grading system - Google Patents
Needle bed-type automobile batteries grading system Download PDFInfo
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- CN108598304A CN108598304A CN201810160664.2A CN201810160664A CN108598304A CN 108598304 A CN108598304 A CN 108598304A CN 201810160664 A CN201810160664 A CN 201810160664A CN 108598304 A CN108598304 A CN 108598304A
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- Prior art keywords
- inverter
- battery
- control
- connect
- needle bed
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- 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.)
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Classifications
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- 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
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- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
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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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses needle bed-type automobile batteries grading systems,Including ontology,Clamping device for battery to be clamped,The control device being set on the ontology,The control device includes driving member,Control the control piece and control system of the drive member,The control piece includes manual elbow folder and connector,One end of connector is fixed in the driving member,The other end of connector is articulated with manual elbow folder,One end of manual elbow folder is articulated with cabinet,The other end of manual elbow folder is pressed from both sides one end around manual elbow and is rotated with the hinged axis of cabinet,The control system includes the charge-discharge system controlled based on PWM,Inverter for buck,By the AC/DC converters that AC conversion is direct current,Described inverter one end is connect with the AC/DC converters,The inverter other end is connected with load,The charge-discharge system is connect with the inverter；Battery clamp device uses elastic element connects hinge device and fixed frame, elastic element that can deform upon.
Description
Technical field
The present invention relates to grading system field more particularly to needle bed-type automobile batteries grading systems.
Background technology
Lithium-ion-power cell has many advantages, such as that energy density height, memory-less effect, cycle-index is more, service life is long,
Technical support is provided for this zero-emission of electric vehicle, the universal of the pollution-free vehicles.But lithium-ion-power cell
Technology of preparing is relative complex, requires working condition more harsh.Especially during lithium-ion-power cell is melted into, electricity
There are a small amount of bubbles inside pond.If be not pocessed, these bubbles can be always present in battery.After long-time use,
Bladdery part can constantly expand in battery, and pole plate separating ranges is caused to increase, and battery capacity declines.When battery overcharges
Or after putting excessively, flatulence phenomenon can be further aggravated in battery, seriously affect the cycle life and discharge performance of battery, and may
Lead to leakage and battery is made to scrap.
Invention content
Technical problems based on background technology, the present invention propose needle bed-type automobile batteries grading system, battery clamping
Device uses elastic element connects hinge device and fixed frame, elastic element that can deform upon, and improves the cycle life of battery
And discharge performance.
Needle bed-type automobile batteries grading system proposed by the present invention, including ontology, the clamping device for battery to be clamped, setting
Control device on the ontology, the control device include driving member, the control piece of the control drive member and control
System processed.
The control piece includes that manual elbow folder and connector, one end of connector are fixed in the driving member, connector
Other end is articulated with manual elbow folder, and one end of manual elbow folder is articulated with cabinet, and the other end of manual elbow folder is pressed from both sides around manual elbow
One end is rotated with the hinged axis of cabinet.
The control system is included the charge-discharge system controlled based on PWM, turned for the inverter of buck, by alternating current
The AC/DC converters of direct current are turned to, described inverter one end is connect with the AC/DC converters, the inverter other end
It is connected with load, the charge-discharge system is connect with the inverter.
Clamping device includes bottom plate, fixed frame, pressing plate and hinge means, and the fixed frame is opposite with the bottom plate solid
Fixed, the pressing plate is connect by the hinge means with the fixed frame, and the hinge means makes the pressing plate and the bottom
Plate interval is arranged, and has the accommodating space for accommodating battery cell, the hinge means between the pressing plate and the bottom plate
It is connect by elastic element with the fixed frame, the hinge means includes first axle arm, second hinge arm, the first pin
Axis, the second axis pin, third axis pin and handle, the first axle arm are connect by hinge seat with the fixed frame, and described
Two hinge arm is connect with the pressing plate, when the first axle arm and the second hinge arm reach under the drive of the handle
When dead-centre position, the battery cell being placed between the pressing plate and the bottom plate is compacted, and is provided in clamping device several
A battery case is provided with and the one-to-one bar code of the battery case on clamping device.
Further, the ontology includes cabinet, battery, anode, cathode and thimble, and the cabinet is provided with several
It is multiple for connecting anode or the thimble of cathode is set to the fixed plate every the fixed plate and movable panel of arrangement
On, multiple thimbles for connecting anode or cathode are set to the movable panel, fixed plate and movable panel it
Between set clamping device, the thimble of the anode and the thimble of the cathode by the gripping means grips battery, several
Movable panel is equipped with the control device that can make it away from the fixed plate.
Further, the inverter uses Z-source inverter, and the Z-source inverter possesses 9 kinds of switching vector selectors, wherein one
Kind is shoot-through zero vector state, i.e., the state that same bridge arm lower power tube simultaneously turns on, the Z-source inverter passes through described straight
Logical zero vector state realizes boost function, and the Z-source inverter includes IGBT active switch, inductance Lin, the sources diode A and Z
Network, the IGBT active switch, the inductance Lin and the diode A constitute prime Boost circuit, the prime together
Boost circuit is connected with the Z source networks, improves boost capability, and the inductance Lin connects with input power, grading system it is defeated
It is continuous to enter electric current, and startup impulse circuit will not be formed, the control signal of the IGBT active switch is directly by leading directly to null vector
Measure signal input.
Further, the inverter is straight by increasing the 9th on original 8 switching vector selectors in conventional inverter
Logical zero switching vector selector, i.e., the state that same bridge arm lower power tube simultaneously turns on, inverter are realized by shoot-through zero vector state
Boost function, so as to reduce the power grade of input voltage grade and inverter, while in maximum power point voltage with ring
Border wide fluctuations.
Further, the driving member is arranged in series and is fixedly connected in several movable panels.
The advantages of needle bed-type automobile batteries grading system provided by the invention, is：The needle bed-type vapour provided in structure of the invention
Vehicle battery grading system, inverter use Z-source inverter, and leading directly to duty ratio by control is easily achieved and two-stage type power adjustment
The similar boost function of circuit, so as to reduce the power grade of input voltage grade and inverter, while in maximum power
When point voltage is with the case where environment wide fluctuations, inverter output voltage is kept to disclosure satisfy that grid-connected requirement, easy to adjust, Z
The introducing of source inventer circuit network, which to lead directly to, becomes its special working condition, to improve the reliability of inverter,
Compared with two-stage circuit, Z source inventers reduce an active component, reduce corresponding control circuit and protection circuit,
The reliability of system is further improved, and reduces system cost, Z-source inverter is single level system in essence, is had
The advantages that structure of single-stage inverter is simple, efficient；Battery clamp device uses elastic element connects hinge device and fixation
Frame, elastic element can deform upon, to adapt to the thickness change and same electricity that different battery cells are generated by foozle
Pond monomer thickness change, elastic element caused by pole plate expansion in chemical conversion can guarantee effective pressure of the pressing plate to battery cell
Tightly, it can ensure the interior quality and face shaping of battery cell during battery cell chemical synthesis technology.
Description of the drawings
Fig. 1 is needle bed-type automobile batteries grading system structural schematic diagram proposed by the present invention；
Fig. 2 is the charge-discharge system schematic diagram of needle bed-type automobile batteries grading system proposed by the present invention；
Fig. 3 is the conventional inverter circuitry schematic diagram of needle bed-type automobile batteries grading system proposed by the present invention；
Fig. 4 is the Z-source inverter circuit diagram of needle bed-type automobile batteries grading system proposed by the present invention；
Fig. 5 is the Z-source inverter and conventional inverter performance comparison table of needle bed-type automobile batteries grading system of the present invention；
Wherein, 1, cabinet, 2, fixed plate, 3, movable panel, 4, steel wire rope, 5, manual elbow folder, 6, connector, 7, clamping dress
It sets, 8, battery case, 9, anode, 10, cathode, 11, thimble, 12, square steel tube, 13, battery.
Specific implementation mode
As shown in FIG. 1, FIG. 1 is needle bed-type automobile batteries grading system disclosed by the invention, battery clamp device uses elasticity
Element connects hinge device and fixed frame, elastic element can deform upon, and improve the cycle life and discharge performance of battery.
In the following, technical scheme of the present invention is described in detail by specific embodiment.
Referring to Fig.1, needle bed-type automobile batteries grading system proposed by the present invention, including ontology, the clamping for battery to be clamped
Device 7, the control device being set on the ontology, the control device include driving member, the control drive member
Control piece and control system；The control piece includes that manual elbow folder 5 and connector 6, one end of connector 6 are fixed in the transmission
Part, the other end of connector 6 are articulated with manual elbow folder 5, and one end of manual elbow folder 5 is articulated with cabinet 1, manual elbow folder 5 it is another
Outer one end presss from both sides 5 one end around manual elbow and is rotated with the hinged axis of cabinet 1；The control system includes the charge and discharge controlled based on PWM
System, for the inverter of buck, by the AC/DC converters that AC conversion is direct current, described inverter one end and institute
The connection of AC/DC converters is stated, the inverter other end is connected with load, and the charge-discharge system is connect with the inverter.
The driving member is arranged in series and is fixedly connected in several movable panels 3.
Clamping device 7 includes bottom plate, fixed frame, pressing plate and hinge means, and the fixed frame is opposite with the bottom plate
Fixed, the pressing plate is connect by the hinge means with the fixed frame, the hinge means make the pressing plate with it is described
Bottom plate interval is arranged, and has the accommodating space for accommodating battery cell, the hinge dress between the pressing plate and the bottom plate
It sets and is connect by elastic element with the fixed frame, the hinge means includes first axle arm, second hinge arm, the first pin
Axis, the second axis pin, third axis pin and handle, the first axle arm are connect by hinge seat with the fixed frame, and described
Two hinge arm is connect with the pressing plate, when the first axle arm and the second hinge arm reach under the drive of the handle
When dead-centre position, the battery cell being placed between the pressing plate and the bottom plate is compacted, and is provided in clamping device 7 several
A battery case is provided with and the one-to-one bar code of the battery case on clamping device 7.
The ontology includes that cabinet 1, battery 13, anode 9, cathode 10 and thimble 11, the cabinet 1 are provided with several
Every the fixed plate 2 and movable panel 3 of arrangement, multiple thimbles 11 for connecting 13 anode 9 of battery or cathode 10 are set to institute
It states in fixed plate 2, multiple thimbles 11 for connecting 13 anode 9 of battery or cathode 10 are set to the movable panel 3, Gu
Clamping device 7 is set between fixed board 2 and movable panel 3, the thimble of the anode is filled with the thimble of the cathode by the clamping
It sets 7 and clamps battery, several movable panels 3 are equipped with the control device that can make it away from the fixed plate.
As shown in Fig. 2, system uses the control method of PWM (pulsewidth modulation), constant pressure source or constant-current source are constituted to electronic vapour
The power battery or battery pack of vehicle carry out charge and discharge and compare sampled voltage, electric current and the voltage of setting, electricity during control
Stream forms the control pulse of pulse width modulated wave, controls the conducting of novel power transistor IGBT module, forms constant pressure source or perseverance
Stream source is loaded into battery or battery pack.
As shown in Figures 3 and 4, inverter 4 uses Z-source inverter, Z-source inverter to be switched at original 8 in conventional inverter
The 9th straight-through zero switching vector selector, i.e., the state that same bridge arm lower power tube simultaneously turns on, Z-source inverter are increased on vector
Boost function is realized by shoot-through zero vector state, so as to reduce the power grade of input voltage grade and inverter, together
When in maximum power point voltage with environment wide fluctuations, the Z-source inverter includes IGBT active switch, inductance Lin, two poles
Pipe A and Z source network, IGBT active switch and inductance Lin constitute prime Boost circuit together with diode A, then with Z source networks
Series connection improves boost capability, and inductance Lin connects with input power, the continuous input current of grading system, and will not form startup
The control signal of impulse circuit, IGBT active switch is directly inputted by shoot-through zero vector signal；The inverter 4 is straight by controlling
Logical duty ratio realizes the boost function with two-stage type power adjusting circuit, so as to reduce input voltage grade and inverter
Power grade, while keeping inverter output voltage to disclosure satisfy that battery with environment wide fluctuations in maximum power point voltage
Chemical conversion requires.
As shown in figure 5, the input direct-current voltage of setting conventional inverter and Z-source inverter is Udc=220V, inverter bridge
Switching frequency is 10k Hz, inverter modulation ratio M=0.8, and it is D0=0.3, simulation curve neutral voltage to lead directly to vector duty cycle
0.8-1s, time shaft rounding time shaft, that is, 0-3s of capacitance voltage and circuit input current are taken with the time shaft of phase voltage, is led to
It crosses a large amount of emulation and induction and conclusion is carried out to circuit neutral voltage u1, phase voltage u2, capacitance voltage Uc, input current i, can be passed
Unite inverter and Z-source inverter performance comparison table, as shown in Figure 5, conventional inverter problem is apparent, input current it is larger and
And it is discontinuous, capacitance voltage is higher, and boost capability is limited；Z-source inverter and diode auxiliary, extended Z-source inverter possess
Identical boost capability, and it is all identical in terms of capacitance voltage stress；But diode assists extended Z-source inverter that can make multistage
Extend, further increases boost capability, therefore diode assists extended Z-source inverter solving input current discontinuous problem
While can take into account boost capability and capacitance voltage stress, operational efficiency is high.
When both hands catch manual elbow folder 5 to push, 5 band follower link 6 of manual elbow folder moves down, and connector 6 drives steel
Cord 4 drives movable panel 3 to move down, and movable panel 3 drives top when 16 square steel tubes 12 can be driven to move down simultaneously
Needle 11 is downward, to reserve the space of installation battery 13.16 batteries 13 are attached separately on battery clamp 7 in advance, at this time again
Entire battery clamp 7 is put into fixed position, magnet fixes fixture, unclamps manual elbow folder 5, steel wire rope 4 moves up release
Movable panel 3 carries spring and resets the thimble 11 for connecting anode 9 and cathode 10, grasps between movable panel 3 and fixed plate 2
Work terminates.When dismantling battery 13, manual elbow folder 5 is pushed, makes movable panel 3 far from fixed plate 2, opens anode 9 and cathode 10
Thimble 11 can freely remove battery 13, very convenient.
Signal connection includes wired connection, is wirelessly connected；Wired connection includes broadband connection, optical fiber connection；It is wirelessly connected
Including WIFI connections, radio connection.
In conclusion the needle bed-type automobile batteries grading system provided in structure of the invention, inverter uses Z-source inverter,
Duty ratio, which is led directly to, by control is easily achieved the boost function similar with two-stage type power adjusting circuit, it is defeated so as to reduce
Enter the power grade of voltage class and inverter, while when maximum power point voltage is with the case where environment wide fluctuations, protects
It holds inverter output voltage and disclosure satisfy that grid-connected requirement, easy to adjust, the introducing of Z-source inverter circuit network makes straight-through become
Its special working condition, to improve the reliability of inverter, compared with two-stage circuit, Z-source inverter reduces one
A active component reduces corresponding control circuit and protection circuit, further improves the reliability of system, and reduce and be
System cost, Z source inventers are single level system in essence, have many advantages, such as that the structure of single-stage inverter is simple, efficient；
Battery clamp device uses elastic element connects hinge device and fixed frame.Elastic element can deform upon, to adapt to difference
Thickness change and same the battery cell thickness caused by pole plate expansion in chemical conversion that battery cell is generated by foozle become
Change, elastic element can guarantee effective compression of the pressing plate to battery cell, can ensure electricity during battery cell chemical synthesis technology
The interior quality and face shaping of pond monomer.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. needle bed-type automobile batteries grading system, which is characterized in that clamping device (7), setting including ontology, for battery to be clamped
Control device on the ontology, the control device include driving member, the control piece of the control drive member and control
System processed；
The control piece includes that manual elbow folder (5) and connector (6), one end of connector (6) are fixed in the driving member, is connected
The other end of part (6) is articulated with manual elbow folder (5), and one end of manual elbow folder (5) is articulated with cabinet (1), manual elbow folder (5)
Other end is pressed from both sides (5) one end around manual elbow and is rotated with the hinged axis of cabinet (1)；
The control system is included the charge-discharge system controlled based on PWM, is for the inverter of buck, by AC conversion
The AC/DC converters of direct current, described inverter one end are connect with the AC/DC converters, the inverter other end with it is negative
Connection is carried, the charge-discharge system is connect with the inverter；
Clamping device (7) includes bottom plate, fixed frame, pressing plate and hinge means, and the fixed frame is opposite with the bottom plate solid
Fixed, the pressing plate is connect by the hinge means with the fixed frame, and the hinge means makes the pressing plate and the bottom
Plate interval is arranged, and has the accommodating space for accommodating battery cell, the hinge means between the pressing plate and the bottom plate
It is connect by elastic element with the fixed frame, the hinge means includes first axle arm, second hinge arm, the first pin
Axis, the second axis pin, third axis pin and handle, the first axle arm are connect by hinge seat with the fixed frame, and described
Two hinge arm is connect with the pressing plate, when the first axle arm and the second hinge arm reach under the drive of the handle
When dead-centre position, the battery cell being placed between the pressing plate and the bottom plate is compacted, clamping device (7) if in be provided with
A battery case is done, is provided with and the one-to-one bar code of the battery case on clamping device (7).
2. needle bed-type automobile batteries grading system according to claim 1, which is characterized in that the ontology include cabinet (1),
Battery (13), positive (9), cathode (10) and thimble (11), the cabinet (1) are provided with several spaced fixed plates
(2) and movable panel (3), multiple thimbles (11) for connecting battery (13) positive (9) or cathode (10) are set to described
In fixed plate (2), multiple thimbles (11) for connecting battery (13) positive (9) or cathode (10) are set to described removable
On plate (3), clamping device (7), the top of the thimble and the cathode of the anode are set between fixed plate (2) and movable panel (3)
Needle clamps battery by the clamping device (7), several movable panels (3) are equipped with the control that can make it away from the fixed plate
Device processed.
3. needle bed-type automobile batteries grading system according to claim 1, which is characterized in that the inverter is inverse using the sources Z
Become device, the Z-source inverter possesses 9 kinds of switching vector selectors, and one of which is shoot-through zero vector state, i.e., the upper and lower power of same bridge arm
The state that pipe simultaneously turns on, the Z-source inverter realize boost function, the sources Z inversion by the shoot-through zero vector state
Device includes IGBT active switch, inductance Lin, diode A and Z source network, the IGBT active switch, the inductance Lin and institute
It states diode A and constitutes prime Boost circuit together, the prime Boost circuit is connected with the Z source networks, improves boosting energy
Power, the inductance Lin connect with input power, the continuous input current of grading system, and will not form startup impulse circuit, institute
The control signal for stating IGBT active switch is directly inputted by shoot-through zero vector signal.
4. needle bed-type automobile batteries grading system according to claim 1, which is characterized in that the inverter (4) by
The 9th straight-through zero switching vector selector, i.e., same bridge arm lower power tube are increased on original 8 switching vector selectors in conventional inverter
The state simultaneously turned on, inverter realizes boost function by shoot-through zero vector state, so as to reduce input voltage grade
With the power grade of inverter, while in maximum power point voltage with environment wide fluctuations.
5. needle bed-type automobile batteries grading system according to claim 1, which is characterized in that the driving member is arranged in series simultaneously
It is fixedly connected in several movable panels (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810160664.2A CN108598304A (en) | 2018-02-27 | 2018-02-27 | Needle bed-type automobile batteries grading system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810160664.2A CN108598304A (en) | 2018-02-27 | 2018-02-27 | Needle bed-type automobile batteries grading system |
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| Publication Number | Publication Date |
|---|---|
| CN108598304A true CN108598304A (en) | 2018-09-28 |
Family
ID=63609071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810160664.2A Pending CN108598304A (en) | 2018-02-27 | 2018-02-27 | Needle bed-type automobile batteries grading system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203069761U (en) * | 2012-12-17 | 2013-07-17 | 深圳职业技术学院 | Battery formation detecting system |
| KR20140119531A (en) * | 2013-04-01 | 2014-10-10 | 공주대학교 산학협력단 | An energy storage system using bidirectional pwm inverter |
| CN104347899A (en) * | 2014-10-20 | 2015-02-11 | 江苏华东锂电技术研究院有限公司 | Pressurizing device of lithium ion battery |
| CN104659423A (en) * | 2015-03-18 | 2015-05-27 | 广东凯德能源科技有限公司 | Open-frame type cylindrical battery formation capacity grading cabinet |
| CN107359643A (en) * | 2017-08-13 | 2017-11-17 | 长沙小新新能源科技有限公司 | A kind of stator permanent-magnet dual-rotor wind power generation system |
-
2018
- 2018-02-27 CN CN201810160664.2A patent/CN108598304A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203069761U (en) * | 2012-12-17 | 2013-07-17 | 深圳职业技术学院 | Battery formation detecting system |
| KR20140119531A (en) * | 2013-04-01 | 2014-10-10 | 공주대학교 산학협력단 | An energy storage system using bidirectional pwm inverter |
| CN104347899A (en) * | 2014-10-20 | 2015-02-11 | 江苏华东锂电技术研究院有限公司 | Pressurizing device of lithium ion battery |
| CN104659423A (en) * | 2015-03-18 | 2015-05-27 | 广东凯德能源科技有限公司 | Open-frame type cylindrical battery formation capacity grading cabinet |
| CN107359643A (en) * | 2017-08-13 | 2017-11-17 | 长沙小新新能源科技有限公司 | A kind of stator permanent-magnet dual-rotor wind power generation system |
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Application publication date: 20180928 |
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