CN106740575A - Integrated new-energy automobile high voltage distribution box with CAN signal feedback - Google Patents
Integrated new-energy automobile high voltage distribution box with CAN signal feedback Download PDFInfo
- Publication number
- CN106740575A CN106740575A CN201611230913.8A CN201611230913A CN106740575A CN 106740575 A CN106740575 A CN 106740575A CN 201611230913 A CN201611230913 A CN 201611230913A CN 106740575 A CN106740575 A CN 106740575A
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- China
- Prior art keywords
- contactor
- connector
- high voltage
- distribution box
- charging
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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.)
- Pending
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- 238000012544 monitoring process Methods 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0238—Electrical distribution centers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0239—Electronic boxes
Abstract
The invention discloses a kind of integrated new-energy automobile high voltage distribution box with CAN signal feedback, including high voltage power distribution box body, AC charging connector on high voltage power distribution box side wall, direct current charging connector, motor connector, PTC warm-air driers connector, compressor connector and inverter connector are arranged on；CAN monitoring modulars, BMU modules, always total positive contactor, negative contactor, current sensor, pre-charge contactor, preliminary filling resistance, DC charging contactor, PTC warm-air drier contactors are provided with high voltage distribution box body.The invention has the advantages that by the total positive contactor of monitoring, always bearing the contact both end voltage of contactor, DC charging contactor, PTC warm-air drier contactors come the attracting state of each contactor of real-time judge, and by issuing entire car controller in CAN, the actual vehicle high pressure power-up state of real-time monitoring, the electric energy distribution condition of vehicle is understood in time, and reliable help is provided to grasp information of vehicles.
Description
Technical field
The present invention relates to new-energy automobile high voltage distribution box, more particularly, to the integrated new energy fed back with CAN signal
Automobile high voltage distribution box.
Background technology
Power battery pack is the significant energy source of new-energy automobile, and high-voltage electric system is then by the electric energy of power battery pack
Different power units are distributed to normally to be run to ensure vehicle.High voltage distribution box realizes that each electricity consumption circuit switching is controlled
Executing agency, is the core component in high-voltage electric system.BMU（Battery management module）Power can real-time and accurately be monitored
The state of battery pack, judges to vehicle instantaneous power, power battery pack instantaneous power.Therefore, each uses electrical circuit by BMU
To judge its working condition.BMU coordinates high voltage distribution box to realize controlling each with the pass of electrical circuit by control contactor.
The running status of real-time monitoring vehicle is most important for realizing the intelligent of new-energy automobile, networking, and the work(of vehicle
Whether rate distribution Determines vehicle can normally run.At present, the power distribution state of vehicle is by connecing in high voltage distribution box
Tentaculum state judges, but the contactor state labile of contact-carrying feedback, and malfuncton probability is higher.
The content of the invention
Present invention aim at a kind of integrated new-energy automobile high voltage distribution box with CAN signal feedback of offer.
To achieve the above object, the present invention takes following technical proposals：
Integrated new-energy automobile high voltage distribution box with CAN signal feedback of the present invention, including high voltage power distribution box body, are set
AC charging connector, direct current charging connector, motor connector, PTC on the high voltage power distribution box side wall are warmed up
Blower fan connector, compressor connector and inverter connector；CAN monitoring modulars, BMU are provided with the high voltage distribution box body
Module, always total positive contactor, negative contactor, Hall current sensor, pre-charge contactor, preliminary filling resistance, DC charging contact
Device, PTC warm-air drier contactors；The connection of the AC charging connector, motor connector, compressor connector and inverter
The positive terminals of device are connected by insurance circuit device and total positive contactor with power battery pack positive pole respectively；The DC charging connects
The positive terminals for connecing device pass through insurance circuit device, DC charging contactor, preliminary filling resistance and pre-charge contactor and the power
Battery anode is connected；The positive terminals of the PTC warm-air driers connector pass through PTC warm-air driers contactor with power battery pack just
Pole connects；AC charging connector, direct current charging connector, motor connector, PTC warm-air driers connector, compressor connect
The negative terminals for connecing device and inverter connector are connected by the always negative contactor with power battery pack negative pole；The BMU moulds
The output control terminal of block respectively with total positive contactor, always bear contactor, pre-charge contactor, DC charging contactor and PTC and warm up
The driving coil control signal connection of blower fan contactor；The CAN monitoring modulars are by voltage detection module and CAN transceiver group
Into the voltage detection module signal input part positive wiring contact, the positive wiring of total negative contactor respectively with total positive contactor
Contact, the negative wiring contact of DC charging contactor, the negative wiring contact of PTC warm-air drier contactors and the negative pole of power battery pack
Connection；The signal output part of voltage detection module is communicated to connect by CAN transceiver with BMU modules.
The invention has the advantages that by the total positive contactor of monitoring, always bearing contactor, DC charging contactor, PTC warm-air driers
The contact both end voltage of contactor carrys out the attracting state of each contactor of real-time judge, and by issuing full-vehicle control in CAN
Device, the actual vehicle high pressure power-up state of real-time monitoring, understands the electric energy distribution condition of vehicle in time；When a failure occurs it, may be used
Fast and accurately to determine the attracting state of each contactor, it is to avoid the trouble of investigation of devaning, can to grasp that information of vehicles provides
By helping.
Brief description of the drawings
Fig. 1 is circuit theory diagrams of the invention.
Fig. 2 is structural representation of the invention.
Specific embodiment
Embodiments of the invention are elaborated below in conjunction with the accompanying drawings, the present embodiment is with technical solution of the present invention as preceding
Put and implemented, give detailed implementation method and specific operating process, but protection scope of the present invention is not limited to down
State embodiment.
As shown in Figure 1, 2, the integrated new-energy automobile high voltage distribution box with CAN signal feedback of the present invention, including
High voltage power distribution box body 1, is arranged on AC charging connector 2, direct current charging connector 3, driving on the side wall of high voltage power distribution box body 1
Motor connectors 4, PTC warm-air driers connector 5, compressor connector 6 and inverter connector 7；Set in high voltage power distribution box body 1
There are CAN monitoring modulars 8, BMU modules 9, always total positive contactor 10, negative contactor 11, the electrical contact of Hall current sensor 12, preliminary filling
Device 13, preliminary filling resistance 14, DC charging contactor 15, PTC warm-air driers contactor 16；AC charging connector 2, motor connects
The positive terminals 2.1,4.1,6.1,7.1 for connecing device 4, compressor connector 6 and inverter connector 7 pass through insurance circuit device respectively
It is connected with the positive pole of power battery pack 17 with total positive contactor 10；The positive terminals 3.1 of direct current charging connector 3 are insured by circuit
Device, DC charging contactor 15, preliminary filling resistance 14 and pre-charge contactor 13 are connected with the positive pole of power battery pack 17；PTC warm winds
The positive terminals 5.1 of machine connector 5 are connected by PTC warm-air driers contactor 16 with power battery pack positive pole 17；AC charging connects
Connect device 2, direct current charging connector 3, motor connector 4, PTC warm-air driers connector 5, compressor connector 6 and inverter
The negative terminals 2.2,3.2,4.2,5.2,6.2,7.2 of connector 7 are connected by always negative contactor 11 with the negative pole of power battery pack 17
Connect；The output control terminal of BMU modules 9 fills with total positive contactor 10, total negative contactor 11, pre-charge contactor 13, direct current respectively
The driving coil control signal connection of electric contactor 15 and PTC warm-air driers contactor 16；CAN monitoring modulars 8 are by voltage detecting
Module and CAN transceiver are constituted, and voltage detection module signal input part positive wiring contact respectively with total positive contactor 10, are always born
The positive wiring contact of contactor 11, the negative wiring contact of DC charging contactor 15, the negative wiring of PTC warm-air driers contactor 16 are touched
The negative pole of point and power battery pack 17 is connected；The signal output part of voltage detection module is led to by CAN transceiver with BMU modules 9
Letter connection.
Operation principle of the present invention is summarized as follows：
When vehicle receiver is to enabling signal, BMU modules 9 are waken up and carry out self-inspection to power battery pack 17.Self-inspection passes through
Afterwards, by issued a command under CAN BMU modules 9 control corresponding contactor to close the electric energy management that completes vehicle and point
Match somebody with somebody.Control logic is：Always negative contactor 11 is closed first, and being closed again the whole electric loop of pre-charge contactor 13 pairs carries out preliminary filling
Electricity；Total positive contactor 10 is closed after the completion of precharge and simultaneously switches off pre-charge contactor 13, vehicle is reached use state.Open
Heater switch, BMU modules 9 receive signal and judge whether to close corresponding contact with reference to the state of current power battery pack 17
Device.
CAN monitoring modulars 8 can be with the working condition of each contactor of real-time monitoring, according to only sending out the pattern do not received respectively connecing
The current state of tentaculum is sent in CAN.Work-based logic is：The potential on the basis of always bearing the power end potential of contactor 11,
The contact potential of each contactor compares with reference potential, when the contact potential is identical with reference potential, illustrates the contactor
It has been closed that, do not closed otherwise.When vehicle is broken down with electrical circuit, by reading the data in CAN, can be quick
The attracting state of each contactor is accurately determined, for failure judgement reason provides reliable basis.
Claims (1)
1. a kind of integrated new-energy automobile high voltage distribution box with CAN signal feedback, including high voltage power distribution box body, is arranged on institute
State AC charging connector, direct current charging connector, motor connector, the PTC warm-air driers on high voltage power distribution box side wall
Connector, compressor connector and inverter connector；It is characterized in that：CAN monitorings are provided with the high voltage distribution box body
Module, BMU modules, always total positive contactor, negative contactor, Hall current sensor, pre-charge contactor, preliminary filling resistance, direct current
Charging contactor, PTC warm-air drier contactors；The AC charging connector, motor connector, compressor connector and inverse
The positive terminals for becoming device connector are connected by insurance circuit device and total positive contactor with power battery pack positive pole respectively；It is described straight
The positive terminals of current charge connector by insurance circuit device, DC charging contactor, preliminary filling resistance and pre-charge contactor with
The power battery pack positive pole connection；The positive terminals of the PTC warm-air driers connector pass through PTC warm-air driers contactor and power
Battery anode is connected；AC charging connector, direct current charging connector, motor connector, PTC warm-air driers connector,
The negative terminals of compressor connector and inverter connector are connected by the always negative contactor with power battery pack negative pole；Institute
State the output control terminal of BMU modules respectively with total positive contactor, always bear contactor, pre-charge contactor, DC charging contactor
Driving coil control signal with PTC warm-air drier contactors is connected；The CAN monitoring modulars are by voltage detection module and CAN
Transceiver is constituted, the voltage detection module signal input part positive wiring contact respectively with total positive contactor, always negative contactor
Positive wiring contact, the negative wiring contact of DC charging contactor, the negative wiring contact of PTC warm-air drier contactors and electrokinetic cell
The negative pole connection of group；The signal output part of voltage detection module is communicated to connect by CAN transceiver with BMU modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611230913.8A CN106740575A (en) | 2016-12-28 | 2016-12-28 | Integrated new-energy automobile high voltage distribution box with CAN signal feedback |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611230913.8A CN106740575A (en) | 2016-12-28 | 2016-12-28 | Integrated new-energy automobile high voltage distribution box with CAN signal feedback |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106740575A true CN106740575A (en) | 2017-05-31 |
Family
ID=58922457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611230913.8A Pending CN106740575A (en) | 2016-12-28 | 2016-12-28 | Integrated new-energy automobile high voltage distribution box with CAN signal feedback |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658703A (en) * | 2017-09-26 | 2018-02-02 | 厦门马恒达汽车零部件有限公司 | The high voltage distribution installation and implementation method with early warning are perceived with humidity and dielectric strength |
| CN109532496A (en) * | 2018-12-10 | 2019-03-29 | 山东国金汽车制造有限公司 | A kind of intelligent high-pressure block terminal based on CAN bus network |
| CN113098104A (en) * | 2021-04-22 | 2021-07-09 | 中节能太阳能科技（镇江）有限公司 | Group string EL test lithium battery system |
| CN113954745A (en) * | 2021-09-27 | 2022-01-21 | 广西玉柴新能源汽车有限公司 | Fuse box with fuse fusing reminding function |
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| US5311138A (en) * | 1990-04-14 | 1994-05-10 | Robert Bosch Gmbh | Device for monitoring the functon of an electric load, its drive and the associated connections |
| CN102044718A (en) * | 2009-10-13 | 2011-05-04 | 上海空间电源研究所 | Power lithium iron phosphate battery pack management system for electric automobiles and working method of system |
| CN202888749U (en) * | 2012-10-19 | 2013-04-17 | 郑州日产汽车有限公司 | Intelligent high-voltage distributing box for electric vehicle |
| CN103419643A (en) * | 2013-07-26 | 2013-12-04 | 航天新长征电动汽车技术有限公司 | High voltage distribution control method and high voltage distribution control device |
| CN104285349A (en) * | 2012-07-13 | 2015-01-14 | 万国卡车知识产权有限公司 | Isolation contactor state control system |
| US20160146901A1 (en) * | 2014-11-21 | 2016-05-26 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Contactor failure determining method and contactor failure determining device |
| CN105680334A (en) * | 2016-04-05 | 2016-06-15 | 深圳市清友能源技术有限公司 | Integrated box for electromobile high-voltage distribution and DC/DC |
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2016
- 2016-12-28 CN CN201611230913.8A patent/CN106740575A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5311138A (en) * | 1990-04-14 | 1994-05-10 | Robert Bosch Gmbh | Device for monitoring the functon of an electric load, its drive and the associated connections |
| CN102044718A (en) * | 2009-10-13 | 2011-05-04 | 上海空间电源研究所 | Power lithium iron phosphate battery pack management system for electric automobiles and working method of system |
| CN104285349A (en) * | 2012-07-13 | 2015-01-14 | 万国卡车知识产权有限公司 | Isolation contactor state control system |
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| US20160146901A1 (en) * | 2014-11-21 | 2016-05-26 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Contactor failure determining method and contactor failure determining device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658703A (en) * | 2017-09-26 | 2018-02-02 | 厦门马恒达汽车零部件有限公司 | The high voltage distribution installation and implementation method with early warning are perceived with humidity and dielectric strength |
| CN109532496A (en) * | 2018-12-10 | 2019-03-29 | 山东国金汽车制造有限公司 | A kind of intelligent high-pressure block terminal based on CAN bus network |
| CN113098104A (en) * | 2021-04-22 | 2021-07-09 | 中节能太阳能科技（镇江）有限公司 | Group string EL test lithium battery system |
| CN113954745A (en) * | 2021-09-27 | 2022-01-21 | 广西玉柴新能源汽车有限公司 | Fuse box with fuse fusing reminding function |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
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| RJ01 | Rejection of invention patent application after publication |