CN110086215A - A kind of BMS main control module - Google Patents
A kind of BMS main control module Download PDFInfo
- Publication number
- CN110086215A CN110086215A CN201910120550.XA CN201910120550A CN110086215A CN 110086215 A CN110086215 A CN 110086215A CN 201910120550 A CN201910120550 A CN 201910120550A CN 110086215 A CN110086215 A CN 110086215A
- Authority
- CN
- China
- Prior art keywords
- circuit
- main control
- control module
- mcu
- current collection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009413 insulation Methods 0.000 claims abstract description 19
- 230000005611 electricity Effects 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 238000002955 isolation Methods 0.000 claims description 4
- 238000003306 harvesting Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 13
- 238000007726 management method Methods 0.000 description 12
- 101100236764 Caenorhabditis elegans mcu-1 gene Proteins 0.000 description 10
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4285—Testing apparatus
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- H02J7/0077—
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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
Abstract
The invention discloses a kind of BMS main control modules, including shell, the connectivity port for being located at the intracorporal circuit board of shell and being located on shell, circuit board includes MCU, charge management circuit, current collection circuit, temperature collection circuit, insulation detecting circuit, total voltage current collection circuit, communicating circuit and power supply, MCU and connectivity port are connect with charge management circuit, current collection circuit, temperature collection circuit, insulation detecting circuit, total voltage current collection circuit and communicating circuit respectively, and power supply is for powering.Charge management circuit can detect charging and discharging currents, total voltage current collection circuit detects battery-end, load end total voltage/electric current, insulation detecting circuit can be detected and be calculated to the insulation resistance of battery positive, load and vehicle body, compared with existing BCU, there are more functions.
Description
Technical field
The present invention relates to BMS technical fields, particularly relate to a kind of BMS main control module.
Background technique
Main control module BCU and from control module BMU be battery management system (BMS) important component, main control module BCU
Be connected with it is multiple from control module BMU, the effect of existing main control module BCU be only limitted to from control module BMU acquisition data into
Row processing, function are relatively simple.
Summary of the invention
The present invention proposes a kind of BMS main control module, solve main control module BCU in the prior art effect be only limitted to from
The data of control module BMU acquisition are handled, the relatively simple problem of function.
The technical scheme of the present invention is realized as follows:
A kind of BMS main control module including shell, is located at the intracorporal circuit board of the shell and sets connection on the housing
Port, the circuit board includes MCU, charge management circuit, current collection circuit, temperature collection circuit, insulation detecting circuit, total
Voltage and current Acquisition Circuit, communicating circuit and power supply, the MCU and connectivity port respectively with the charge management circuit,
Current collection circuit, temperature collection circuit, insulation detecting circuit, total voltage current collection circuit are connected with communicating circuit, described
Power supply is for powering.
Preferably, the power supply is inputted using Width funtion, and output two-way voltage is respectively that MCU and communicating circuit supply
Electricity.
Preferably, the charge management circuit includes AC charging circuit and direct current rush-harvesting and rush-planting charging circuit.
Preferably, if the current collection circuit uses main line Hall sensor to constitute.
Preferably, the communicating circuit includes CAN communication circuit and RS485 communicating circuit.
Preferably, the communicating circuit further includes GPRS circuit/3G circuit/4G circuit/5G circuit, and the MCU passes through
GPRS circuit/3G circuit/4G circuit/5G circuit uploads data to monitor supervision platform.
Preferably, the main control module uses multiple isolation technology, and the power supply uses isolated form transformer, described
Insulation detecting circuit, total voltage current collection circuit and communicating circuit, which are all made of isolating chip, is isolated.
Preferably, the MCU is also connected with switching value input circuit and switching value output circuit.
Preferably, the MCU includes internal data store module.
Preferably, the MCU is also connected with two-way auxiliary output interface, is separately connected heater and fan, the MCU root
The heater or fan work are controlled according to temperature information, guarantees that the temperature of the battery pack is in setting range.
The beneficial effects of the present invention are: charge management circuit can detect charging and discharging currents, total voltage electric current
Acquisition Circuit detects battery-end, load end total voltage/electric current, insulation detecting circuit can to battery positive, load with
The insulation resistance of vehicle body is detected and is calculated, and compared with existing BCU, has more functions.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of main view of BMS main control module one embodiment of the present invention；
Fig. 2 is a kind of bottom view of BMS main control module one embodiment of the present invention；
Fig. 3 is a kind of circuit block diagram of BMS main control module one embodiment of the present invention；
Fig. 4 is the circuit diagram of MCU；
Fig. 5 is one of the circuit diagram of charge management circuit；
Fig. 6 is the two of the circuit diagram of charge management circuit；
Fig. 7 is the circuit diagram of current collection circuit；
Fig. 8 is the circuit diagram of temperature collection circuit；
Fig. 9 is the circuit diagram of insulation detecting circuit；
Figure 10 is the circuit diagram of total voltage current collection circuit；
Figure 11 is the circuit diagram of communicating circuit；
Figure 12 is the circuit diagram of power supply；
Figure 13 is the circuit diagram of connectivity port；
Figure 14 is the circuit diagram of switching value input circuit；
Figure 15 is the circuit diagram of switching value output circuit.
In figure, 1-MCU；2- charge management circuit；3- current collection circuit；4- temperature collection circuit；5- Insulation monitoring electricity
Road；6- total voltage current collection circuit；7- communicating circuit；8- power supply；9- switching value input circuit；10- output switch parameter
Circuit.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Fig. 1-Figure 15, the invention proposes a kind of BMS main control module, including shell, it is located at the intracorporal circuit of shell
Plate and the connectivity port being located on shell, circuit board includes MCU1, charge management circuit 2, current collection circuit 3, temperature acquisition
Circuit 4, insulation detecting circuit 5, total voltage current collection circuit 6, communicating circuit 7 and power supply 8, MCU1 and connectivity port point
It is not electric with charge management circuit 2, current collection circuit 3, temperature collection circuit 4, insulation detecting circuit 5, total voltage current acquisition
Road 6 and communicating circuit 7 connect, and power supply 8 is for powering.
Charge management circuit 2 includes AC charging circuit and direct current rush-harvesting and rush-planting charging circuit.Current collection circuit 3 is using several
Road Hall sensor is constituted.Hall 1:LEM DHABS/06 double-range Hall sensor exports 2.5V ± 2V；Hall 2:
CSNX500A Closed Loop Hall exports 100mA current signal；The output of Hall 3:CSK12-500A open loop Hall sensor ±
5V signal.
Power supply 8 is inputted using Width funtion, and output two-way voltage is respectively that MCU1 and communicating circuit 7 are powered.Communication electricity
Road 7 includes CAN communication circuit 7 and RS485 communicating circuit 7.Specifically, power supply is that 5V_MCU1 is to the output of power supply 8 all the way
The power supply such as MCU1 and RS485 communicating circuit 7, in addition exporting 5V_CAN all the way is the power supply of CAN communication circuit 7.
Communicating circuit 7 further includes GPRS circuit/3G circuit/4G circuit/5G circuit, MCU1 by GPRS circuit/3G circuit/
4G circuit/5G circuit uploads data to monitor supervision platform.
Main control module uses multiple isolation technology, and power supply 8 uses isolated form transformer, insulation detecting circuit 5, total electricity
Current voltage Acquisition Circuit 63 and communicating circuit 7, which are all made of isolating chip, is isolated.Using multiple isolation technology, string can be overcome
Electricity and electromagnetic interference.
MCU1 is also connected with switching value input circuit 9 and switching value output circuit 10.Switching value input circuit 9 and switching value
The function of output circuit 10 is to acquire the switching value of input, and output control switch amount.
MCU1 includes internal data store module.Internal data store module is MCU1 data, in other embodiments
In external connection of storage card can also be set, expand data storage capacity.
MCU1 is also connected with two-way auxiliary output interface, is separately connected heater and fan, MCU1 is according to temperature information control
Heater or fan work processed guarantee that the temperature of battery pack is in setting range.
Charge management circuit 2 can detect charging and discharging currents, and total voltage current collection circuit 6 is to battery-end, negative
Total voltage/the electric current for carrying end is detected, and total voltage current collection circuit 6 connects the positive output end in total contactor, Insulation monitoring
Circuit 5 can be detected and be calculated to the insulation resistance of battery positive, load and vehicle body, compared with existing BCU, be had more
More functions.Main control module can also operation data and failed storage, when battery breaks down, BCU carries out corresponding according to failure
Protection and alarm, alarm data can be uploaded to monitor supervision platform by communicating circuit 7, and monitor supervision platform can monitor multiple electronic simultaneously
The fault message and warning information of vehicle BMS system.BCU can also be communicated with master controller, the charger of electric vehicle, and control is filled
Electric discharge.
Above-mentioned technical proposal discloses improvement of the invention, the technology contents not being disclosed in detail, can be by art technology
Personnel are achieved by the prior art.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of BMS main control module, including shell, it is located at the intracorporal circuit board of the shell and sets connecting pin on the housing
Mouthful, it is characterised in that: the circuit board includes MCU, charge management circuit, current collection circuit, temperature collection circuit, insulation inspection
Slowdown monitoring circuit, total voltage current collection circuit, communicating circuit and power supply, the MCU and connectivity port respectively with the charging
Manage circuit, current collection circuit, temperature collection circuit, insulation detecting circuit, total voltage current collection circuit and communicating circuit
Connection, the power supply is for powering.
2. a kind of BMS main control module according to claim 1, it is characterised in that: the power supply is defeated using Width funtion
Enter, output two-way voltage is respectively MCU and communicating circuit power supply.
3. a kind of BMS main control module according to claim 1, it is characterised in that: the charge management circuit includes exchange
Charging circuit and direct current rush-harvesting and rush-planting charging circuit.
4. a kind of BMS main control module according to claim 1, it is characterised in that: the current collection circuit is using several
Road Hall sensor is constituted.
5. a kind of BMS main control module according to claim 1, it is characterised in that: the communicating circuit includes CAN communication electricity
Road and RS485 communicating circuit.
6. a kind of BMS main control module according to claim 5, it is characterised in that: the communicating circuit further includes GPRS electricity
Road/3G circuit/4G circuit/5G circuit, the MCU upload data to prison by GPRS circuit/3G circuit/4G circuit/5G circuit
Control platform.
7. a kind of BMS main control module according to claim 1, it is characterised in that: the main control module uses multiple isolation
Technology, the power supply use isolated form transformer, the insulation detecting circuit, total voltage current collection circuit and communication electricity
Road is all made of isolating chip and is isolated.
8. a kind of BMS main control module according to claim 1, it is characterised in that: the MCU is also connected with On-off signal
Circuit and switching value output circuit.
9. a kind of BMS main control module according to claim 1, it is characterised in that: the MCU includes internal data store mould
Block.
10. a kind of BMS main control module according to claim 1, it is characterised in that: the MCU is also connected with two-way auxiliary
Output interface is separately connected heater and fan, and the MCU controls the heater or fan work according to temperature information, protects
The temperature for demonstrate,proving the battery pack is in setting range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910120550.XA CN110086215A (en) | 2019-02-18 | 2019-02-18 | A kind of BMS main control module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910120550.XA CN110086215A (en) | 2019-02-18 | 2019-02-18 | A kind of BMS main control module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110086215A true CN110086215A (en) | 2019-08-02 |
Family
ID=67413032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910120550.XA Pending CN110086215A (en) | 2019-02-18 | 2019-02-18 | A kind of BMS main control module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110086215A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769605A (en) * | 2020-06-04 | 2020-10-13 | 深圳市佰控技术有限公司 | Voltage conversion method and system with battery management |
| CN113075573A (en) * | 2021-03-26 | 2021-07-06 | 东莞市峰谷科技有限公司 | Low-voltage BMS testing system and method |
-
2019
- 2019-02-18 CN CN201910120550.XA patent/CN110086215A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769605A (en) * | 2020-06-04 | 2020-10-13 | 深圳市佰控技术有限公司 | Voltage conversion method and system with battery management |
| CN113075573A (en) * | 2021-03-26 | 2021-07-06 | 东莞市峰谷科技有限公司 | Low-voltage BMS testing system and method |
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