CN203535198U - Battery dynamic grouping system - Google Patents
Battery dynamic grouping system Download PDFInfo
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- CN203535198U CN203535198U CN201320704437.4U CN201320704437U CN203535198U CN 203535198 U CN203535198 U CN 203535198U CN 201320704437 U CN201320704437 U CN 201320704437U CN 203535198 U CN203535198 U CN 203535198U
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- battery
- current collector
- wire
- negative pole
- cell apparatus
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- 238000004891 communication Methods 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 29
- 229910052802 copper Inorganic materials 0.000 claims description 29
- 239000010949 copper Substances 0.000 claims description 29
- 239000004020 conductor Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 230000003068 static Effects 0.000 description 4
- 238000005070 sampling Methods 0.000 description 2
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Abstract
The utility model provides a battery dynamic grouping system. The battery dynamic grouping system comprises battery devices; current collectors which are in series connection with the battery devices via conducting wires; voltage collectors which are in parallel connection with the battery devices via conducting wires; temperature collectors arranged on the battery devices and fixed via bolts; a charging/discharging device which is in series connection with the battery devices and the current collectors via the conducting wires to form a loop; and a data storing and processing device which is in communication connection with the voltage collectors, the current collectors and the temperature collectors. The battery dynamic grouping system provided by the utility model tests the characteristics of the batteries in a dynamic environment, selects the batteries which are good in battery characteristic consistency to group, so that the batteries still can keep the good consistency after the long-term use.
Description
Technical field
The utility model relates to battery charging and discharging and data processing technique, relates in particular to the dynamic combo system of a kind of battery.
Background technology
Along with the continuous rise of the new forms of energy industries such as electric automobile, electric power energy storage, the range of application of battery is more and more extensive.In order to guarantee serviceable life and the reliability of battery under different application, to the quality requirements of battery, be also more and more higher, battery qualities are also constantly improving by preferred raw material, the various approach such as technique, increase automation equipment that improve in Ge great battery producer.But, no matter how battery quality improves, according to the feature of product quality normal distribution, between battery, still there is mass discrepancy, and in practical application, use after generally can becoming battery modules to a plurality of cell parallels, in this case, improve the battery consistency of same module, can further improve serviceable life and the reliability of battery.
Traditional method for group matching is generally, after adopting static measurement method to test parameters such as the internal resistances of cell, according to test data, to screen combo.This method for group matching is when static and initial use, and battery behavior consistance can be relatively good, but along with service time, can progressively space out, and impact is used.
Utility model content
The utility model has overcome existence in prior art cannot accurately carry out the defect of combo to battery, the dynamic combo system of a kind of battery has been proposed, voltage, temperature and current information the real time record of collection battery that can be real-time, and can guarantee the synchronousness of three battery behavior points.
The dynamic estimation system that the utility model proposes a kind of battery consistency, comprising:
Cell apparatus;
Current collector, itself and described cell apparatus are connected in series by wire;
Voltage collector, itself and described cell apparatus are connected in parallel by wire;
Charge and discharge device, itself and described cell apparatus and described current collector are connected in series and are formed loop by wire;
Temperature sampler, it is arranged on described cell apparatus, and is bolted;
Data storage processing device, it is connected with described current collector, described voltage collector and described Temperature sampler communication.
The dynamic combo system of battery the utility model proposes, described cell apparatus comprises two or more than two mesuring battary, described mesuring battary positive and negative electrodes in same is to setting, and is connected in parallel by wire.
The dynamic combo system of battery the utility model proposes, it is identical that every described mesuring battary and described current collector and described charge and discharge device form loop conductor length used.
The dynamic combo system of battery the utility model proposes, is all in series with described current collector on mesuring battary described in each, described current collector is arranged on the positive terminal of described mesuring battary.
The dynamic combo system of battery the utility model proposes, is all parallel with voltage collector on every described mesuring battary.
The dynamic combo system of battery the utility model proposes, is provided with Temperature sampler on every described mesuring battary.
The dynamic combo system of battery the utility model proposes, further comprises: anodal copper bar and negative pole copper bar; Described charge and discharge device is connected with wire with described current collector by described anodal copper bar, and described charge and discharge device is connected with wire with the negative pole of described cell apparatus by described negative pole copper bar.
The dynamic combo system of battery the utility model proposes, anodal copper bar is equidistant is in the longitudinal direction provided with at least two anodal tie points, and negative pole copper bar is equidistant is in the longitudinal direction provided with at least two negative pole tie points; Anodal tie point is connected by wire with current collector, and negative pole tie point is connected by wire with the negative pole of cell apparatus.
The dynamic combo system of the battery beneficial effect the utility model proposes is: by the characteristic to battery in dynamic environment, measure, record electric current, voltage and the temperature information of battery, different battery parameters is compared, the battery of choosing battery behavior high conformity carries out combo, makes battery can also keep good consistance after long-term use.
Accompanying drawing explanation
Fig. 1 is the structural representation of the dynamic combo system of the utility model battery.
Embodiment
In conjunction with following specific embodiments and the drawings, the utility model is described in further detail.Implement process of the present utility model, condition, experimental technique etc., except the content of mentioning specially below, be universal knowledege and the common practise of this area, the utility model is not particularly limited content.
In Fig. 1,1-cell apparatus, 11-mesuring battary, 2-current collector, 3-voltage collector, 4-charge and discharge device, 5-data storage processing device, the anodal copper bar of 61-, the anodal tie point of 611-, 62-negative pole copper bar, 621-negative pole tie point, 7-Temperature sampler.
As shown in Figure 1, the utility model proposes the dynamic combo system of a kind of battery, comprising: cell apparatus 1, current collector 2, voltage collector 3, charge and discharge device 4, Temperature sampler 7 and data storage processing device 5.
Wherein, cell apparatus 1 comprises two or more than two mesuring battary 11, and polylith mesuring battary 11 positive and negative electrodes in same are to setting.Preferably, the battery that mesuring battary 11 is single battery core.
Wherein, current collector 2 is connected in series with cell apparatus 1.Particularly, the positive terminal of each mesuring battary 11 is in series with current collector 2.Preferably, current collector is shunt.
Wherein, voltage collector 3 is connected in parallel with cell apparatus 1.Particularly, each mesuring battary 11 is parallel with voltage collector 3.
Wherein, charge and discharge device 4 is connected in series and is formed loop with cell apparatus 1 and current collector 2 by wire.
Wherein, Temperature sampler 7 is connected with cell apparatus 1.Particularly, each mesuring battary 11 is connected with Temperature sampler 7, and Temperature sampler 7 is directly installed on mesuring battary 11 by bolt.
Wherein, 7 communications are connected data storage processing device 5 with Temperature sampler with current collector 2, voltage collector 3.Particularly, data Storage and Processing equipment 5 is computing machine.Preferably, between data storage processing device 5 and current collector 2, voltage collector 3 and Temperature sampler 7, adopt RS232 communication to be connected.
The dynamic combo system of battery the utility model proposes, further comprises: anodal copper bar 61 and negative pole copper bar 62.
Wherein, anodal copper bar 61 and all current collectors 2 is connected and is connected with the positive pole of charge and discharge device 4.Negative pole copper bar 62 is connected with the negative pole of all mesuring battaries 11 and is connected with the negative pole of charge and discharge device 4.Particularly, anodal copper bar 61 is equidistant is in the longitudinal direction provided with at least two anodal tie points 611, and negative pole copper bar 62 is equidistant is in the longitudinal direction provided with at least two negative pole tie points 621; Anodal tie point 611 is connected by wire with current collector 2, and negative pole tie point 621 is connected by wire with the negative pole of cell apparatus 1.Make loop equidistant installation on anodal copper bar 61 and negative pole copper bar 62 of each mesuring battary 11, guarantee the consistance of each cell circuit.
The dynamic combo system of battery the utility model proposes, preferably, all connecting lines adopt multicore annealed copper wire; The connecting line of mesuring battary 11 has both positive and negative polarity recognition function.
In the dynamic combo system of battery the utility model proposes, a plurality of mesuring battaries 11 form parallel connection by connecting line, 4 pairs of polylith mesuring battaries 11 of battery charging and discharging equipment discharge and recharge simultaneously, the data real-time storage that current collector 2, voltage collector 3 and temperature sampling device 7 gather is in data storage processing device 5, after having discharged and recharged, by data processing, complete the dynamic combo of battery.
Embodiment:
First, cell apparatus 1, current collector 2, anodal copper bar 61, charge and discharge device 4 and negative pole copper bar 62 are connected in series and are formed loop by wire, voltage collector 3 is connected in parallel by wire with cell apparatus 1, Temperature sampler 7 is arranged on cell apparatus 1 by bolt, and 7 use RS232 communications are connected data storage processing device 5 with Temperature sampler with current collector 2, voltage collector 3.
Secondly, the mesuring battary 11 that needs are measured is single being connected on battery connecting line first, by charge or discharge, the voltage of mesuring battary 11 is adjusted into same value.
Again, all mesuring battaries 11 are connected respectively on battery connecting line, the cathode and anode directions that guarantees all mesuring battaries 11 is consistent, Temperature sampler 7 is installed on mesuring battary 11, the sampling of confirming temperature and voltage is normal, temperature meets environmental field, during the discharging and recharging of cell voltage and previous step voltage consistent after, record current cell voltage, temperature and current values.
Then, open 4 pairs of batteries of charge and discharge device and discharge and recharge when all current values are reduced to some range of current, this range of current can suitably be adjusted according to different batteries.
Finally, while having discharged and recharged, data storage processing device 5 to each battery the data under different electric currents screen coupling, by data value nearer match identical grouping, through the Data Matching screening under a plurality of electric currents, the most all batteries complete combo, and the battery differing greatly is rejected out, put into combo next time.
In the present embodiment, four mesuring battaries 11 of take are example, be clamped and connected, and the area of clip clamping are consistent with dynamics between wire and mesuring battary 11 by clip; The tie point of each cell circuit on anodal copper bar 61 and negative pole copper bar 62 equidistantly distributes, and anodal copper bar 61 and negative pole copper bar 62 adopt same size model; The conductor length that each cell circuit is used is all consistent, guarantees that the consistance factor in loop can not impact the collection of battery behavior parameter.
The dynamic combo system of battery the utility model proposes, compare with static combo, more can reflect the dynamic perfromance of battery, avoid the battery of static combo in actual dynamic application, to occur the inconsistent phenomenon of battery behavior, thus affect battery charge and discharge electric weight and serviceable life.
Protection content of the present utility model is not limited to above embodiment.Do not deviating under the spirit and scope of utility model design, variation and advantage that those skilled in the art can expect are all included in the utility model, and take appending claims as protection domain.
Claims (8)
1. the dynamic combo system of battery, is characterized in that, comprising:
Cell apparatus (1);
Current collector (2), itself and described cell apparatus (1) are connected in series by wire;
Voltage collector (3), itself and described cell apparatus (1) are connected in parallel by wire;
Charge and discharge device (4), itself and described cell apparatus (1) and described current collector (2) are connected in series and are formed loop by wire;
Temperature sampler (7), it is upper that it is arranged on described cell apparatus (1), and be bolted;
Data storage processing device (5), communication is connected with described Temperature sampler (7) with described current collector (2), described voltage collector (3) for it.
2. the dynamic combo system of battery as claimed in claim 1, is characterized in that, described cell apparatus (1) comprises two or more than two mesuring battary (11), and described mesuring battary (11) positive and negative electrodes in same is to setting, and is connected in parallel by wire.
3. the dynamic combo system of battery as claimed in claim 2, is characterized in that, it is identical that every described mesuring battary (11) and described current collector (2) and described charge and discharge device (4) form loop conductor length used.
4. the dynamic combo system of battery as claimed in claim 2, it is characterized in that, on mesuring battary described in each (11), be all in series with described current collector (2), described current collector (2) is arranged on the positive terminal of described mesuring battary (11).
5. the dynamic combo system of battery as claimed in claim 2, is characterized in that, is all parallel with voltage collector (3) on every described mesuring battary (11).
6. the dynamic combo system of battery as claimed in claim 2, is characterized in that, is provided with Temperature sampler (7) on every described mesuring battary (11).
7. the dynamic combo system of battery as claimed in claim 1, is characterized in that, further comprises: anodal copper bar (61) and negative pole copper bar (62); Described charge and discharge device (4) is connected with wire with described current collector (2) by described anodal copper bar (61), and described charge and discharge device (4) is connected with wire with the negative pole of described cell apparatus (1) by described negative pole copper bar (62).
8. the dynamic combo system of battery as claimed in claim 7, it is characterized in that, equidistant in the longitudinal direction at least two the anodal tie points (611) that are provided with of described anodal copper bar (61), equidistant in the longitudinal direction at least two the negative pole tie points (621) that are provided with of described negative pole copper bar (62); Described anodal tie point (611) is connected by wire with described current collector (2), and described negative pole tie point (621) is connected by wire with the negative pole of described cell apparatus (1).
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CN201320704437.4U CN203535198U (en) | 2013-11-08 | 2013-11-08 | Battery dynamic grouping system |
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CN201320704437.4U CN203535198U (en) | 2013-11-08 | 2013-11-08 | Battery dynamic grouping system |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104103866A (en) * | 2014-07-22 | 2014-10-15 | 合肥国轩高科动力能源股份公司 | Lithium battery group-matching method |
CN104241703A (en) * | 2014-07-10 | 2014-12-24 | 超威电源有限公司 | Matching method of lead-acid storage battery for electric bicycle |
CN104991201A (en) * | 2015-07-30 | 2015-10-21 | 国家电网公司 | Lithium ion battery cell consistency evaluation system and method |
CN105158692A (en) * | 2015-07-30 | 2015-12-16 | 国家电网公司 | Lead-acid cell monomer consistency evaluation system and method |
-
2013
- 2013-11-08 CN CN201320704437.4U patent/CN203535198U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104241703A (en) * | 2014-07-10 | 2014-12-24 | 超威电源有限公司 | Matching method of lead-acid storage battery for electric bicycle |
CN104241703B (en) * | 2014-07-10 | 2016-04-06 | 超威电源有限公司 | The method for group matching of electric boosted automobile-used lead acid accumulator |
CN104103866A (en) * | 2014-07-22 | 2014-10-15 | 合肥国轩高科动力能源股份公司 | Lithium battery group-matching method |
CN104991201A (en) * | 2015-07-30 | 2015-10-21 | 国家电网公司 | Lithium ion battery cell consistency evaluation system and method |
CN105158692A (en) * | 2015-07-30 | 2015-12-16 | 国家电网公司 | Lead-acid cell monomer consistency evaluation system and method |
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