CN205376676U - Battery pack management system - Google Patents
Battery pack management system Download PDFInfo
- Publication number
- CN205376676U CN205376676U CN201620151530.0U CN201620151530U CN205376676U CN 205376676 U CN205376676 U CN 205376676U CN 201620151530 U CN201620151530 U CN 201620151530U CN 205376676 U CN205376676 U CN 205376676U
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- cell
- circuit
- main control
- control chip
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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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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The utility model discloses a battery pack management system, the system include the major loop that the group battery formed and resistive load R form of establishing ties by n battery cell, still include temperature -detecting device, temperature parameters modulate circuit, photoMOS relay array, voltage sensor, current sensor, main control chip, at least one relay logic control circuit, a drive circuit, the 2nd drive circuit, resistive load 1, resistive load 2 and resistive load 3. The utility model discloses working parameter to each battery cell of group battery detects, when battery cell's working parameter is unusual, then adjusts the protection, avoids appearing " the cask effect " of single battery, influences the normal work of whole group battery to and the whole group battery of damage.
Description
Technical field
This utility model relates to technical field of battery management, is specifically related to a kind of batteries management system.
Background technology
The quality of accumulator property directly affects the mobility of armament systems and the performance of fighting efficiency, and current vehicle-mounted series-connected batteries in use there is problems in that
Series-connected batteries there are differences because of cell performance and actually used capacity, increase along with discharge and recharge number of times, " the bucket effect " of single battery easily occurs, causes that accumulator battery cannot normal operation, the also easy normal operation damaging the whole set of cells of impact because of single battery.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of batteries management system, it is possible to the running parameter of each cell in set of cells is monitored.
The technical scheme that this utility model solves above-mentioned technical problem is as follows:
This utility model provides a kind of batteries management system, the major loop that the set of cells being composed in series by n cell and ohmic load R form, also includes temperature-detecting device, temperature parameter modulate circuit, light coupling relay array, voltage sensor, current sensor, main control chip, at least one relay logical control circuit, the first drive circuit, the second drive circuit, controls switch, display floater and switch power module；
Described temperature-detecting device includes n temperature sensor, and each temperature sensor is all placed on the cell of correspondence, detects with the operating temperature to corresponding cell, and each temperature sensor is all connected with temperature parameter modulate circuit；Described light coupling relay array includes n light coupling relay, and each light coupling relay is in parallel with corresponding cell, detects with the running voltage to corresponding cell, and each light coupling relay is all connected with voltage sensor, and n is positive integer；Described current sensor is series in major loop, detects with the operating current to each cell, and wherein, n is positive integer；
Described temperature parameter modulate circuit, voltage sensor and current sensor all electrically connect with the input of main control chip, the outfan of described main control chip is connected with described display floater, described main control chip electrically connects with each light coupling relay also by least one relay logical control circuit described, described main control chip is connected with controlling switch also by the first drive circuit, disconnection or the Guan Bi of major loop is controlled by controlling the opening and closing of switch, wherein, control in switch series connection and major loop；
Described each cell is each equipped with at least one load resistance and a switch, at least one load resistance described and a switch are in parallel with cell after connecting, described main control chip is connected with each switch by the second drive circuit, to control the opening and closing of each switch；
Described switch power module is connected with described main control chip, exports to main control chip after being changed by the 220V voltage of externally input by switch power module.
The beneficial effects of the utility model are: the detection operating temperature of each cell of set of cells, running voltage and operating current; and judge that the operating temperature of each cell, running voltage and operating current are whether within normal range; when occurring abnormal; take appropriate measures and be adjusted protection; avoid the occurrence of " the bucket effect " of single battery; affect the normal operation of whole set of cells, and damage whole set of cells.
On the basis of technique scheme, this utility model can also do following improvement.
Further, described main control chip includes converter, described converter electrically connects with voltage sensor and current sensor respectively, the operating current of the analog form of each cell sent with the running voltage of the analog form of each cell sent by voltage sensor and current sensor converts running voltage and the operating current of digital form to, and then for main control chip, running voltage and the operating current of digital form is carried out Treatment Analysis.
Further, described batteries management system also includes signal conditioning circuit, described signal conditioning circuit is connected between described temperature sensor and described A/D convertor circuit, exports to converter after being filtered with the operating current to each cell that temperature sensor detects.
Further, described display floater includes warning circuit, LCD display and key circuit, and described warning circuit, LCD display and key circuit are all connected with the outfan of described main control chip.
Described further have the beneficial effect that when the running parameter of cell occurs abnormal, the running parameter of each cell of detection and the abnormal information of cell are shown on LCD display, and by warning circuit, abnormal information are carried out alarm.
Further, the quantity of described relay logical control circuit is determined according to real needs.
Accompanying drawing explanation
Fig. 1 is a kind of batteries management system schematic diagram of this utility model embodiment.
Detailed description of the invention
Below in conjunction with accompanying drawing, principle of the present utility model and feature being described, example is served only for explaining this utility model, is not intended to limit scope of the present utility model.
Embodiment, a kind of batteries management system.Illustrate below in conjunction with Fig. 1 batteries management system that the present embodiment is listened.
Referring to Fig. 1, the set of cells that is composed in series by n cell of batteries management system that the present embodiment provides and the major loop that ohmic load R form, also include temperature-detecting device, temperature parameter modulate circuit, light coupling relay array, voltage sensor, current sensor, main control chip, at least one relay logical control circuit, the first drive circuit, the second drive circuit, control switch, display floater and switch power module.Described temperature-detecting device includes n temperature sensor, and each temperature sensor is all placed on the cell of correspondence, detects with the operating temperature to corresponding cell, and each temperature sensor is all connected with temperature parameter modulate circuit；Described light coupling relay array includes n light coupling relay, and each light coupling relay is in parallel with corresponding cell, detects with the running voltage to corresponding cell, and each light coupling relay is all connected with voltage sensor, and n is positive integer；Described current sensor is series in major loop, detects with the operating current to each cell, and wherein, n is positive integer, and the circuit in the present embodiment is all integrated on chip, and due to the restriction by die size, n is typically less than the positive integer equal to 100.Described temperature parameter modulate circuit, voltage sensor and current sensor all electrically connect with the input of main control chip, the outfan of described main control chip is connected with described display floater, described main control chip electrically connects with each light coupling relay also by least one relay logical control circuit described, described main control chip is connected with controlling switch also by the first drive circuit, disconnection or the Guan Bi of major loop is controlled by controlling the opening and closing of switch, wherein, control in switch series connection and major loop.Described each cell is each equipped with at least one load resistance and a switch, at least one load resistance described and a switch are in parallel with cell after connecting, described main control chip is connected with each switch by the second drive circuit, to control the opening and closing of each switch；Described switch power module is connected with described main control chip, exports to main control chip after being changed by the 220V voltage of externally input by switch power module.
Wherein, described main control chip includes converter, described converter electrically connects with voltage sensor and current sensor respectively, the operating current of the analog form of each cell sent with the running voltage of the analog form of each cell sent by voltage sensor and current sensor converts running voltage and the operating current of digital form to, and then for main control chip, running voltage and the operating current of digital form is carried out Treatment Analysis.Described display floater includes warning circuit, LCD display and key circuit, and described warning circuit, LCD display and key circuit are all connected with the outfan of described main control chip.
Described batteries management system also includes signal conditioning circuit, described signal conditioning circuit is connected between described temperature sensor and described A/D convertor circuit, to export to converter after the operating current of each cell that temperature sensor detects is carried out low-pass filtering.
The specific works process of the batteries management system that employing the present embodiment provides is: the temperature sensor being placed on each cell detects the operating temperature of each cell, the light coupling relay in parallel with each cell detects the running voltage of each cell, the current sensor being series in major loop detects the operating current of each cell, and the operating temperature of each cell, running voltage and operating current are sent to main control chip.Main control chip judges that whether the operating temperature of each cell, running voltage and operating current be abnormal, if abnormal, then carries out alarm by display floater.It addition, also the running parameter of each cell is shown on display floater.When the running voltage exception of cell, controlling the switch Guan Bi in parallel with abnormal cell by the second drive circuit, introduce resistance in parallel at cell, play shunting action, the voltage at such cell two ends will reduce；And when the operating current exception of cell, then control switch cutoff major loop by the first drive circuit, wherein, control switch series connection and be arranged in major loop.
A kind of batteries management system that this utility model provides, the operating temperature of each cell is detected by the temperature sensor being placed on each cell in set of cells, running voltage that the light coupling relay in parallel with each cell detects each cell and the current sensor being series in major loop detect the operating current of each cell, realize the monitor in real time to each single cell operation parameter in set of cells, and the operating temperature when cell, when running voltage and operating current occur abnormal, carry out alarm, and take appropriate measures set of cells is adjusted protection, avoid the occurrence of " the bucket effect " of single battery, affect the normal operation of whole set of cells, and damage whole set of cells.
In the description of this specification, concrete grammar, device or feature that the description of reference term " embodiment one ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment of the present utility model or example.In this manual, the schematic representation of above-mentioned term is necessarily directed to identical embodiment or example.And, the specific features of description, method, device or feature can combine in one or more embodiments in office or example in an appropriate manner.Additionally, when not conflicting, the feature of the different embodiments described in this specification or example and different embodiment or example can be carried out combining and combining by those skilled in the art.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (5)
1. a batteries management system, including the major loop that the set of cells being composed in series by n cell and ohmic load R form, it is characterized in that, also include temperature-detecting device, temperature parameter modulate circuit, light coupling relay array, voltage sensor, current sensor, main control chip, at least one relay logical control circuit, the first drive circuit, the second drive circuit, control switch, display floater and switch power module；
Described temperature-detecting device includes n temperature sensor, and each temperature sensor is all placed on the cell of correspondence, detects with the operating temperature to corresponding cell, and each temperature sensor is all connected with temperature parameter modulate circuit；Described light coupling relay array includes n light coupling relay, and each light coupling relay is in parallel with corresponding cell, detects with the running voltage to corresponding cell, and each light coupling relay is all connected with voltage sensor, and n is positive integer；Described current sensor is series in major loop, detects with the operating current to each cell, and wherein, n is positive integer；
Described temperature parameter modulate circuit, voltage sensor and current sensor all electrically connect with the input of main control chip, the outfan of described main control chip is connected with described display floater, described main control chip electrically connects with each light coupling relay also by least one relay logical control circuit described, described main control chip is connected with controlling switch also by the first drive circuit, disconnection or the Guan Bi of major loop is controlled by controlling the opening and closing of switch, wherein, control in switch series connection and major loop；
Described each cell is each equipped with at least one load resistance and a switch, at least one load resistance described and a switch are in parallel with cell after connecting, described main control chip is connected with each switch by the second drive circuit, to control the opening and closing of each switch；
Described switch power module is connected with described main control chip, exports to main control chip after being changed by the 220V voltage of externally input by switch power module.
2. batteries management system as claimed in claim 1, it is characterized in that, described main control chip includes converter, described converter electrically connects with voltage sensor and current sensor respectively, the operating current of the analog form of each cell sent with the running voltage of the analog form of each cell sent by voltage sensor and current sensor converts running voltage and the operating current of digital form to, and then for main control chip, running voltage and the operating current of digital form is carried out Treatment Analysis.
3. batteries management system as claimed in claim 2, it is characterized in that, described batteries management system also includes signal conditioning circuit, described signal conditioning circuit is connected between described temperature sensor and described A/D convertor circuit, to export to converter after the operating current of each cell that temperature sensor detects is carried out low-pass filter.
4. batteries management system as claimed in claim 1, it is characterised in that described display floater includes warning circuit, LCD display and key circuit, and described warning circuit, LCD display and key circuit are all connected with the outfan of described main control chip.
5. batteries management system as claimed in claim 1, it is characterised in that the quantity of described relay logical control circuit is determined according to real needs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620151530.0U CN205376676U (en) | 2016-02-29 | 2016-02-29 | Battery pack management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620151530.0U CN205376676U (en) | 2016-02-29 | 2016-02-29 | Battery pack management system |
Publications (1)
| Publication Number | Publication Date |
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| CN205376676U true CN205376676U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620151530.0U Expired - Fee Related CN205376676U (en) | 2016-02-29 | 2016-02-29 | Battery pack management system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106549474A (en) * | 2017-01-23 | 2017-03-29 | 广东交通职业技术学院 | A kind of electric power system and vehicle |
| CN107425562A (en) * | 2017-06-07 | 2017-12-01 | 安徽锐能科技有限公司 | For system electric under array |
| CN107452989A (en) * | 2017-03-20 | 2017-12-08 | 亿航智能设备（广州）有限公司 | Battery management system and there is its flight control system and aircraft |
| CN109298352A (en) * | 2018-12-07 | 2019-02-01 | 安华智能股份公司 | A kind of battery pack real-time monitoring system |
| CN109638371A (en) * | 2018-12-07 | 2019-04-16 | 安华智能股份公司 | A kind of battery pack exception automatic alarm system |
-
2016
- 2016-02-29 CN CN201620151530.0U patent/CN205376676U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106549474A (en) * | 2017-01-23 | 2017-03-29 | 广东交通职业技术学院 | A kind of electric power system and vehicle |
| CN106549474B (en) * | 2017-01-23 | 2023-12-15 | 广东交通职业技术学院 | Power supply system and vehicle |
| CN107452989A (en) * | 2017-03-20 | 2017-12-08 | 亿航智能设备（广州）有限公司 | Battery management system and there is its flight control system and aircraft |
| CN107425562A (en) * | 2017-06-07 | 2017-12-01 | 安徽锐能科技有限公司 | For system electric under array |
| CN109298352A (en) * | 2018-12-07 | 2019-02-01 | 安华智能股份公司 | A kind of battery pack real-time monitoring system |
| CN109638371A (en) * | 2018-12-07 | 2019-04-16 | 安华智能股份公司 | A kind of battery pack exception automatic alarm system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20210228 |