CN209963152U - Laminated energy storage battery cell control circuit based on bipolar current collecting plate - Google Patents
Laminated energy storage battery cell control circuit based on bipolar current collecting plate Download PDFInfo
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- CN209963152U CN209963152U CN201920981856.XU CN201920981856U CN209963152U CN 209963152 U CN209963152 U CN 209963152U CN 201920981856 U CN201920981856 U CN 201920981856U CN 209963152 U CN209963152 U CN 209963152U
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Abstract
The utility model discloses a stromatolite energy storage electric core control circuit based on bipolar collector plate, stromatolite energy storage electric core includes two at least energy storage units that laminate together, the energy storage unit includes first electrode and second electrode, two adjacent first electrode and the adjacent setting of second electrode of energy storage unit, and be equipped with the bipolar collector plate that electron is electrically conductive and ion isolation between this adjacent first electrode and second electrode; a communicating bypass is arranged between the first electrode and the second electrode of the same energy storage unit, and a rheostat and a bypass switch are arranged on the communicating bypass. The utility model discloses stromatolite energy storage electric core control circuit based on bipolar collection flows board can protect it when the energy storage unit trouble, makes its disconnection when the energy storage unit is out of control, ensures that other energy storage units of stromatolite energy storage electric core can continue normal use.
Description
Technical Field
The utility model relates to a battery control circuit specifically is a stromatolite energy storage electricity core control circuit based on bipolar collection flows board.
Background
The laminated battery is an independent battery formed by manufacturing common chemical dry batteries into rectangular small blocks and stacking and connecting a plurality of small blocks in series. The device has the characteristics of small volume and high output voltage. The method is widely used in industrial and agricultural and national defense industries, railway signals, river and sea navigation marks, meteorological detection, automatic control instruments and the like. The most common stacked batteries in life are those used on remote controlled toy vehicles and multimeters.
The laminated cell generally has the same properties as a common dry cell, but the output voltage of the laminated cell is determined by the number of laminated blocks, and if 6 dry cell blocks are connected in series, the total voltage of the laminated cell is 9V. The laminated battery has the characteristics of small volume and high output voltage, but the output current of the laminated battery is small, so that the laminated battery is not suitable for being used as electric equipment with larger power.
In addition, in the laminated battery, if a certain battery unit fails or even is out of control, the whole laminated battery fails or even is out of control, and at the moment, the whole laminated battery needs to be scrapped, so that the service life and the reliability of the laminated battery are reduced.
Disclosure of Invention
In view of this, the utility model aims at providing a stromatolite energy storage electricity core control circuit based on bipolar collector plate can protect it when the energy storage unit trouble, makes its disconnection when the energy storage unit is out of control, ensures that other energy storage units of stromatolite energy storage electricity core can continue normal use.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model firstly provides a stromatolite energy storage electric core control circuit based on bipolar current collection board, stromatolite energy storage electric core includes two at least energy storage units that laminate together, the energy storage unit includes first electrode and second electrode, two adjacent first electrode and the second electrode of energy storage unit set up adjacently, and be equipped with the bipolar current collection board that electron is electrically conductive and ion isolation between this adjacent first electrode and second electrode;
a communicating bypass is arranged between the first electrode and the second electrode of the same energy storage unit, and a rheostat and a bypass switch are arranged on the communicating bypass.
Furthermore, the energy storage unit is provided with a first electrode lug on the first electrode and a second electrode lug on the second electrode, and the communication bypass is electrically connected with the corresponding first electrode lug and the corresponding second electrode lug of the energy storage unit respectively.
Furthermore, the first tab and the second tab which respectively belong to two adjacent energy storage units and are adjacently arranged are both arranged on the bipolar collector plate between the two energy storage units.
Further, the first tab and the second tab arranged on the same bipolar collector plate are integrally arranged.
Furthermore, the energy storage unit adopts a battery unit or a capacitor unit.
The beneficial effects of the utility model reside in that:
the utility model discloses a stromatolite energy storage electric core control circuit based on bipolar collector board through setting up the intercommunication bypass between the first electrode at energy storage unit and second electrode to set up rheostat and bypass switch on the intercommunication bypass, can come its external output electric energy of independent control respectively according to each energy storage unit's health status index, promptly:
detecting the health state index of each energy storage unit, and when the health state index of each energy storage unit is smaller than a set minimum threshold value, the energy storage unit is in a health state, controlling a bypass switch corresponding to the energy storage unit to be opened, and at the moment, all the energy storage units of the whole laminated energy storage battery cell are connected in series to output electric energy outwards;
when the health state index of the energy storage unit is greater than or equal to a set minimum threshold value and less than or equal to a set maximum threshold value, the energy storage unit is in a fault state, a bypass switch corresponding to the energy storage unit is controlled to be closed, meanwhile, the resistance of a rheostat connected in parallel with the energy storage unit is controlled to be greater than zero, and then the output current of the energy storage unit is controlled to be within a set range, so that the fault energy storage unit outputs a smaller current, and other currents pass through a communication bypass corresponding to the fault battery, so that the fault energy storage unit can be protected, and the service life of the fault energy storage unit is prolonged;
when the health state index of the energy storage unit is larger than a set threshold value, the energy storage unit is in an out-of-control state, and after all the bypass switches are opened, the internal circuit of the energy storage unit is controlled to be opened; and then the bypass switch corresponding to the energy storage unit is controlled to be closed, the resistance of the rheostat connected with the energy storage unit in parallel is controlled to be equal to zero, namely all current in the laminated energy storage electric core passes through a communicating bypass correspondingly arranged with the out-of-control energy storage unit, the out-of-control energy storage unit does not pass through the current, and the out-of-control energy storage unit can be effectively prevented from further deterioration.
To sum up, the utility model discloses stromatolite energy storage electric core control circuit based on bipolar collection flows board can protect it when the energy storage unit trouble, makes its disconnection when the energy storage unit is out of control, ensures that other energy storage units of stromatolite energy storage electric core can continue normal use.
Drawings
In order to make the purpose, technical scheme and beneficial effect of the utility model clearer, the utility model provides a following figure explains:
fig. 1 is a schematic structural diagram of an embodiment of a laminated energy storage cell control circuit based on a bipolar current collecting plate according to the present invention;
fig. 2 is a schematic structural diagram of a certain energy storage unit in a fault state;
FIG. 3 is detail A of FIG. 2;
fig. 4 is a schematic structural diagram of a certain energy storage unit in an out-of-control state;
fig. 5 is detail B of fig. 4.
Description of reference numerals:
10-an energy storage unit; 11-a first electrode; 111-a first tab; 12-a second electrode; 121-a second tab; 13-a bipolar collector plate; 14-a communication bypass; 15-a varistor; 16-bypass switch.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
As shown in fig. 1, it is a schematic structural diagram of an embodiment of the laminated energy storage cell control circuit based on the bipolar current collecting plate of the present invention. The embodiment is a laminated energy storage cell control circuit based on a bipolar current collecting plate, the laminated energy storage cell includes at least two energy storage units 10 laminated together, each energy storage unit 10 includes a first electrode 11 and a second electrode 12, the first electrodes 11 and the second electrodes 12 of two adjacent energy storage units 10 are adjacently disposed, and a bipolar current collecting plate 13 with electronic conduction and ionic isolation is disposed between the adjacent first electrodes 11 and the adjacent second electrodes 12. A communicating bypass 14 is arranged between the first electrode 11 and the second electrode 12 belonging to the same energy storage unit 10, and a rheostat 15 and a bypass switch 16 are arranged on the communicating bypass 14.
Further, in some embodiments, a first tab 111 is disposed on the first electrode 11 of the energy storage unit 10, a second tab 121 is disposed on the second electrode 12, and the communication bypass 14 is electrically connected to the first tab 111 and the second tab 121 of the corresponding energy storage unit. And in some embodiments, the first tab 111 and the second tab 121, which belong to two adjacent energy storage units 10 respectively and are adjacently arranged, are both arranged on the bipolar current collecting plate 13 located between the two energy storage units 10. Specifically, the first tab 111 and the second tab 121 disposed on the same bipolar current collecting plate 13 may also be disposed as a single body.
Further, the energy storage unit 10 may adopt a battery unit or a capacitor unit; specifically, all the energy storage units 10 in the stacked energy storage battery cell are battery units, or all the energy storage units in the stacked energy storage battery cell are capacitor units; or in all the energy storage units in the laminated cell, part of the energy storage units are battery units, and part of the energy storage units are capacitor units.
The control method of the laminated energy storage battery cell based on the bipolar current collecting plate in the embodiment comprises the following steps:
detecting the health status index of each energy storage unit 10:
when the index of the health state of the energy storage unit 10 is smaller than the set minimum threshold, the energy storage unit 10 is in the health state, and the bypass switch 16 corresponding to the energy storage unit 10 is controlled to be opened;
when the index of the health state of the energy storage unit is greater than or equal to a set minimum threshold value and less than or equal to a set maximum threshold value, the energy storage unit 10 is in a fault state, a bypass switch 16 corresponding to the energy storage unit 10 is controlled to be closed, and meanwhile, the resistance of the rheostat 15 connected in parallel with the energy storage unit 10 is controlled to be greater than zero, so that the output current of the energy storage unit 10 is controlled to be within a set range;
when the index of the health state of the energy storage unit 10 is greater than the set threshold, the energy storage unit 10 is in an out-of-control state, and after all the bypass switches are turned on, the internal circuit of the energy storage unit 10 is controlled to be disconnected; then the bypass switch 16 corresponding to the energy storage unit 10 is controlled to be closed, and the resistance of the varistor 15 connected in parallel with the energy storage unit 10 is controlled to be equal to zero.
Further, the method for controlling the internal disconnection of the energy storage unit 10 includes:
connecting a high-voltage power supply between the first electrode 11 and the second electrode 12 corresponding to the energy storage unit 10, and using the high-voltage power supply to break down the ion conductor of the energy storage unit 10 and change the broken-down ion conductor into an insulator; or the like, or, alternatively,
adding a high-temperature pyrolysis component into the ion conductor of the energy storage unit 10, controlling the temperature of the corresponding energy storage unit 10 to pyrolyze the high-temperature pyrolysis component in the ion conductor of the energy storage unit, and converting the ion conductor of the energy storage unit into an insulator; or the like, or, alternatively,
metal particles are dispersedly added into the ion conductor of the energy storage unit 10, the temperature of the corresponding energy storage unit 10 is controlled to melt and connect the metal particles into a whole, an electronic conductor layer for blocking ions is formed, and the ion conductor of the energy storage unit is converted into an ion isolation layer.
The laminated energy storage electric core control circuit based on the bipolar collector plate of the embodiment is characterized in that a communication bypass is arranged between the first electrode and the second electrode of the energy storage unit, and a rheostat and a bypass switch are arranged on the communication bypass, so that the external output electric energy of each energy storage unit can be respectively and independently controlled according to the health state indexes of the energy storage unit, namely:
detecting the health state index of each energy storage unit, and when the health state index of each energy storage unit is smaller than a set minimum threshold value, the energy storage unit is in a health state, controlling a bypass switch corresponding to the energy storage unit to be opened, and at the moment, all the energy storage units of the whole laminated energy storage battery cell are connected in series to output electric energy outwards;
when the health state index of the energy storage unit is greater than or equal to a set minimum threshold value and less than or equal to a set maximum threshold value, the energy storage unit is in a fault state, a bypass switch corresponding to the energy storage unit is controlled to be closed, meanwhile, the resistance of a rheostat connected in parallel with the energy storage unit is controlled to be greater than zero, and then the output current of the energy storage unit is controlled to be within a set range, so that the fault energy storage unit outputs a smaller current, and other currents pass through a communication bypass corresponding to the fault battery, so that the fault energy storage unit can be protected, and the service life of the fault energy storage unit is prolonged;
when the health state index of the energy storage unit is larger than a set threshold value, the energy storage unit is in an out-of-control state, and after all the bypass switches are opened, the internal circuit of the energy storage unit is controlled to be opened; and then the bypass switch corresponding to the energy storage unit is controlled to be closed, the resistance of the rheostat connected with the energy storage unit in parallel is controlled to be equal to zero, namely all current in the laminated energy storage electric core passes through a communicating bypass correspondingly arranged with the out-of-control energy storage unit, the out-of-control energy storage unit does not pass through the current, and the out-of-control energy storage unit can be effectively prevented from further deterioration.
In conclusion, the laminated energy storage cell control circuit based on the bipolar current collecting plate can protect the energy storage cells when the energy storage cells are out of control, and the energy storage cells are disconnected when the energy storage cells are out of control, so that other energy storage cells of the laminated energy storage cells can continue to be normally used.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (5)
1. The utility model provides a stromatolite energy storage electric core control circuit based on bipolar current collection board, stromatolite energy storage electric core is including two at least energy storage units of range upon range of together, energy storage unit includes first electrode and second electrode, adjacent two energy storage unit's first electrode and second electrode adjacent setting, and should be adjacent be equipped with the electrically conductive and ionic isolation's of electron bipolar current collection board between first electrode and the second electrode, its characterized in that:
a communicating bypass is arranged between the first electrode and the second electrode of the same energy storage unit, and a rheostat and a bypass switch are arranged on the communicating bypass.
2. The bipolar current collecting plate-based laminated energy storage cell control circuit according to claim 1, wherein:
the energy storage unit is provided with a first electrode lug on the first electrode and a second electrode lug on the second electrode, and the communication bypass is respectively electrically connected with the corresponding first electrode lug and the second electrode lug of the energy storage unit.
3. The bipolar current collecting plate-based laminated energy storage cell control circuit according to claim 2, wherein:
the first tab and the second tab which respectively belong to two adjacent energy storage units and are adjacently arranged are arranged on the bipolar collector plate between the two energy storage units.
4. The bipolar collector plate-based laminated energy storage cell control circuit of claim 3, wherein:
the first pole lug and the second pole lug which are arranged on the same bipolar collector plate are arranged into a whole.
5. The bipolar current collector-based laminated energy storage cell control circuit according to any one of claims 1 to 4, wherein:
the energy storage unit adopts a battery unit or a capacitor unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920981856.XU CN209963152U (en) | 2019-06-26 | 2019-06-26 | Laminated energy storage battery cell control circuit based on bipolar current collecting plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920981856.XU CN209963152U (en) | 2019-06-26 | 2019-06-26 | Laminated energy storage battery cell control circuit based on bipolar current collecting plate |
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| CN209963152U true CN209963152U (en) | 2020-01-17 |
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| CN201920981856.XU Active CN209963152U (en) | 2019-06-26 | 2019-06-26 | Laminated energy storage battery cell control circuit based on bipolar current collecting plate |
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- 2019-06-26 CN CN201920981856.XU patent/CN209963152U/en active Active
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