CN204136909U - A kind of car load communication network system of new-energy automobile - Google Patents
A kind of car load communication network system of new-energy automobile Download PDFInfo
- Publication number
- CN204136909U CN204136909U CN201420590829.7U CN201420590829U CN204136909U CN 204136909 U CN204136909 U CN 204136909U CN 201420590829 U CN201420590829 U CN 201420590829U CN 204136909 U CN204136909 U CN 204136909U
- Authority
- CN
- China
- Prior art keywords
- controller
- entire car
- communication network
- connects
- car controller
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of car load communication network system of new-energy automobile, relate to new-energy automobile field, comprising: inside is integrated with the entire car controller of gateway; Bodywork system, connects described entire car controller by LIN bus; Power system, high-pressure system, charge system, connect described entire car controller by CAN; Diagnostic system, connects described entire car controller and bodywork system by CAN; Wherein, described diagnostic system comprises: CAN controller; First CAN transceiver, connects described CAN controller; First common mode inductance, its one end connects described first CAN transceiver, and the other end connects described entire car controller; First electrostatic impedor, it connects one end be connected with described entire car controller of described first common mode inductance.The utility model not only devises a kind of bus network topology structure being applicable to different new forms of energy vehicle, and in described network topology structure, directly add the diagnostic system that can improve malfunction elimination and maintenance efficiency.
Description
Technical field
The utility model relates to new-energy automobile field, particularly a kind of car load communication network system of new-energy automobile.
Background technology
Along with the progressively deterioration of global environment; the environmental disruption that the phenomenons such as green-house effect cause is serious all the more; extremely severe on the impact of nature and the mankind; in order to better protection of the environment, reduce carbon dioxide isothermal chamber gas purging, the standard-required of global every country to auto emission is more and more stricter; car load factory also steps up the discharge of research decreasing pollution; improve effluent standard, new forms of energy car, as energy products of new generation, has good development prospect.
In new-energy automobile, because controller is numerous, electromagnetic interference phenomenon is serious, and the requirement for real-time communication is very high, and this adopts the strong communication modes of antijamming capability to carry out communication with regard to requiring.
It is very extensive that bussing technique is applied in automotive field, offshore company just develops the bus communication product of automotive grade in the eighties, be mainly used in middle-and-high-ranking vehicle, along with the development of vehicle electronics, increasing vehicle be also equipped with gradually the controller with bus functionality.
The bus standard that different car load factory adopts is not quite similar, most popular is at present CAN, be applied in auto trade by German BOSCH company in the eighties in last century progressively, in automatically controlled vehicle nearly all at present, all have employed CAN technology.And start to be formed along with LIN bus standard in the nineties, increasing vehicle also have come to uses the LIN bus of advantage of lower cost, and these two kinds of bus communication technologies occupy most of vehicle substantially.
Current new-energy automobile development rapidly, can occur for the hybrid vehicle of same vehicle and pure electric automobile simultaneously, will consider the factor such as development time, cost of development when designing and developing, design can meet the controller that different automobile types uses, and is also like this in car load communication network.Generally can entire car controller VCU/HCU, electric machine controller MCU, battery management system BMS be attached directly in traditional vehicle bus communication network in common new-energy automobile, this method is simple, relatively less at amount controller, very common in the system that function is relatively single, but when complicated control system, often occur that total inorganic nitrogen is high, communicate not smooth situation.
In addition, when new-energy automobile et out of order, common way is external diagnostic installation, specifically, diagnostic installation is wiredly connected to the diagnosis interface of new-energy automobile, thus carries out malfunction elimination, diagnosis and maintenance.For general chaufeur, not only need additionally to buy diagnostic installation, and it is also cumbersome to carry diagnostic installation with car when going out, user experience is low.
Utility model content
For better solving the problem, the utility model provides a kind of car load communication network system of new-energy automobile.
The car load communication network system of a kind of new-energy automobile that the utility model provides, comprising:
Inside is integrated with the entire car controller of gateway;
Bodywork system, connects described entire car controller by LIN bus;
Power system, high-pressure system, charge system, connect described entire car controller by CAN;
Diagnostic system, connects described entire car controller and bodywork system by CAN;
Wherein, described diagnostic system comprises:
CAN controller;
First CAN transceiver, connects described CAN controller;
First common mode inductance, its one end connects described first CAN transceiver, and the other end connects described entire car controller;
First electrostatic impedor, it connects one end be connected with described entire car controller of described first common mode inductance.
Preferably, described diagnostic system also comprises:
Second CAN transceiver, connects described CAN controller;
Second common mode inductance, its one end connects described second CAN transceiver, and the other end connects described bodywork system;
Second electrostatic impedor, it connects one end be connected with described bodywork system of described second common mode inductance.
Preferably, described diagnostic system also comprises:
3rd CAN transceiver, connects described CAN controller;
3rd common mode inductance, its one end connects described 3rd CAN transceiver, and the other end connects the LCDs being used for showing failure message;
3rd electrostatic impedor, it connects one end be connected with described LCDs of described 3rd common mode inductance.
Preferably, described bodywork system comprises:
Car body controller, connects described entire car controller by LIN bus, connects described diagnostic system by CAN;
At least one in the seat modular of described car body controller, automatic dormant window, door-locking system is connected by LIN bus.
Preferably, the communication speed of described bodywork system is 19.2Kbit/s.
Preferably, described power system comprises:
At least one in the engine management system of described entire car controller, gear box control unit, VSC, air bag system, intelligent instrument is connected by CAN.
Preferably, the communication speed of described power system is 500Kbit/s.
Preferably, described high-pressure system comprises: connect at least one in the electric machine controller of described entire car controller, battery management system, Vehicular charger, supply convertor, a/c system, long distance control system by CAN.
Preferably, the communication speed of described high-pressure system is 500Kbit/s.
Preferably, described charge system comprises: connect at least one in the battery management system of described entire car controller, non-Vehicular charger, long distance control system by CAN.
Preferably, the communication speed of described charge system is 250Kbit/s.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model is on the basis of comprehensive hybrid vehicle and Intelligent Control System of Electrical Vehicle feature, devise a kind of bus network topology structure of satisfied different new forms of energy vehicle, when total inorganic nitrogen is high, still can ensure that communication is unimpeded, also have simultaneously and reduce wire harness and connector and use, reduce costs, improve complete vehicle quality and safety, facilitate the advantages such as entire car controller upgrading.
2, the utility model carries out Function Extension in car load communication network system, add diagnostic system, by described diagnostic system, chaufeur is even without carrying external diagnostic equipment, also can carry out trouble diagnosing whenever and wherever possible, greatly improve the experience of chaufeur.
Accompanying drawing explanation
Fig. 1 is the car load communication network system network topology structure figure of the new-energy automobile that the utility model embodiment provides;
Fig. 2 is the diagnostic system interface connection diagram that the utility model embodiment provides;
Fig. 3 is the diagnostic system hardware circuit diagram that the utility model embodiment provides.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, should be appreciated that following illustrated preferred embodiment is only for instruction and explanation of the utility model, and be not used in restriction the utility model.
Fig. 1 is the car load communication network system network topology structure figure of the new-energy automobile that the utility model embodiment provides, and as shown in Figure 1, comprising: entire car controller VCU/HCU, bodywork system, power system, high-pressure system, charge system, diagnostic system.Wherein:
VCU/HCU inside is integrated with gateway, is used for the information of each node in mutual car load network.
Bodywork system connects entire car controller by LIN bus, is responsible for coordinating the work of new-energy automobile vehicle interior parts.Bodywork system comprises: car body controller BCM (gateway) is important information interaction node, and its inside is integrated with gateway, connects entire car controller, and connect described diagnostic system by CAN by LIN bus; At least one in seat modular SEAT, automatic dormant window APS, door-locking system DCM, connects BCM by LIN bus.
Power system connects described entire car controller by CAN, is made up of engine power system and chassis system module, and the conventional power system part as motor vehicle driven by mixed power exists.Power system specifically comprise by CAN connect in the engine management system EMS of described entire car controller, gear box control unit TCU, VSC ESP, adaptive cruise ACC, air bag system SRS, intelligent instrument IC at least one.
High-pressure system connects described entire car controller by CAN, be made up of the high-pressure section module of hybrid vehicle/pure electric automobile, it is the distinctive power system of new-energy automobile, EMS is not had in pure electric automobile, the main energy management carrying out vehicle by VCU, coordinates bodywork system, chassis system (comprising electronics steering swivel system in power MDPS) work simultaneously.High-pressure system specifically comprise by CAN connect in electric machine controller MCU, the battery management system BMS of described entire car controller, Vehicular charger OBC, supply convertor DCDC, a/c system HVAC, long distance control system RMS at least one.
Charge system connects described entire car controller by CAN, is an important component part in new-energy automobile, carries out separately the management of charge system.Charge system specifically comprise by CAN connect in the battery management system BMS of described entire car controller, non-Vehicular charger F-OBC, long distance control system RMS at least one.
Diagnostic system connects described entire car controller and bodywork system by CAN, adopt ISO14229UDS diagnostic criteria, it is vehicle-mounted diagnostic module, respectively trouble diagnosing is carried out to power system, high-pressure system, charge system, the bodywork system network segment, and the LCDs in instrument can be utilized to be shown by failure message, storage failure data simultaneously, for subsequent analysis.Diagnostic system comprises CAN controller; First CAN transceiver, connects described CAN controller; First common mode inductance, its one end connects described first CAN transceiver, and the other end connects described entire car controller; First electrostatic impedor, it connects one end be connected with described entire car controller of described first common mode inductance; Like this, diagnostic system carries out trouble diagnosing by connecting VCU/HCU to power system, high-pressure system, charge system.Further, diagnostic system can also comprise: the second CAN transceiver, connects described CAN controller; Second common mode inductance, its one end connects described second CAN transceiver, and the other end connects described bodywork system; Second electrostatic impedor, it connects one end be connected with described bodywork system of described second common mode inductance; Like this, diagnostic system carries out trouble diagnosing by connecting bodywork system to bodywork system.Further, diagnostic system can also comprise: the 3rd CAN transceiver, connects described CAN controller; 3rd common mode inductance, its one end connects described 3rd CAN transceiver, and the other end connects the LCDs (can be the read-out of intelligent instrument) being used for showing failure message; 3rd electrostatic impedor, it connects one end be connected with described LCDs of described 3rd common mode inductance, and like this, diagnostic system shows the fault of bodywork system, power system, high-pressure system, charge system by LCDs.
Fig. 2 is the diagnostic system interface connection diagram that the utility model embodiment provides, as shown in the figure, diagnostic system can issue diagnostic command to entire car controller, and obtains the diagnosis content about power system, high-pressure system, charge system from entire car controller; Diagnostic command can be issued to car body controller, and obtain the diagnosis content about bodywork system from entire car controller; Information can be sent, for display to LCDs.
Fig. 3 is the diagnostic system hardware circuit diagram that the utility model embodiment provides, as shown in Figure 3, diagnostic system comprises CAN controller U1, connect the first CAN transceiver U2, the second CAN controller U4 of U1, the 3rd CAN controller U6, be used for eliminating the first common mode inductance L1, the second common mode inductance L2, the 3rd common mode inductance L3 of common mode interference, be used for carrying out the first electrostatic impedor U3, the second electrostatic impedor U5, the 3rd electrostatic impedor U7 of electrostatic defending, electric capacity C11, C12, C13, C14, C15, C16.Wherein, U1 can adopt SX12EP100, and U2, U4, U6 can adopt PCA82C250, and U3, U5, U7 can adopt ESD2CAN.
In sum, the utility model makes full use of the feature of various bus system, design is main based on CAN network, and particularly, car load communication network mainly comprises network of the power system, high-pressure system network, charge system network, bodywork system network, diagnostic system network.Wherein: network of the power system is high-speed CAN network, baud rate 500Kbit/s, mainly comprises entire car controller VCU/ hybrid power whole vehicle controller HCU (gateway), engine management system EMS, gear box control unit TCU, VSC ESP, adaptive cruise ACC, air bag system SRS, intelligent instrument IC, car body controller BCM (gateway); High-pressure system network is high-speed CAN network, baud rate 500Kbit/s, comprises entire car controller VCU/ hybrid power whole vehicle controller HCU (gateway), electric machine controller MCU, battery management system BMS, Vehicular charger OBC, supply convertor DCDC, a/c system HVAC, long distance control system RMS; Charge system network is CAN network, baud rate 250Kbit/s, comprises battery management system BMS (gateway), non-Vehicular charger F-OBC, long distance control system RMS; Bodywork system network is LIN network, baud rate 19.2Kbit/s, comprises BCM, seat modular SEAT, door-locking system DCM, automatic dormant window APS.Diagnostic system network is divided into two parts, and Part I network comprises power system, high-pressure system, charge system, and Part II network comprises bodywork system.
Each network segment function specifically describes as follows:
Power system is engine power system and chassis system functional realiey, be mainly used in the engine control of hybrid electric vehicle, change speed gear box controls and the control of vehicular chassis system, in pure electric automobile, entire car controller VCU coordinates powered part function and chassis system work as gateway, in hybrid vehicle, hybrid power whole vehicle controller HCU coordinates the work of powered part and traditional power part as gateway.Entire car controller VCU/ hybrid power whole vehicle controller HCU also has the function of diagnosis gateway concurrently simultaneously.
High-pressure system is the network segment of new forms of energy overall height pressure part work, be mainly used in the energy management of electric machine control and high-pressure system parts, entire car controller VCU/ hybrid power whole vehicle controller HCU carries out the operation of car load high voltage component as gateway, coordinate the communication with parts in the power system network segment, a/c system can adopt traditional compressor in hybrid power system, and motor driven compressor can be adopted in battery-driven car, under considering, a/c system is put in the high-pressure system network segment; Wherein, a/c system coordinates the work of heating module PTC, air-conditioning compressor ACCM as subnet section.
Power system and high-pressure system two network segments are automotive power, chassis system controls, higher to the requirement of real-time of information, so have employed high-speed CAN network communication, wherein entire car controller VCU/ hybrid power whole vehicle controller HCU is as important node, be responsible for the function of Communication Gateway and diagnosis gateway, chip for controller requires the CAN interface at least providing 3 tunnels, by this design, ensure that the most important nodal function of new forms of energy vehicle, can greatly reduce costs when carrying out automobile development or upgrading.
Bodywork system carries out the control in seat, door and window, skylight primarily of BCM, carries out the function management of vehicle body comfort system, and the intelligent instrument that simultaneously BCM is sent to the data in bodywork system in the power system network segment shows.
In charge system, relate generally to non-Vehicular charger, as requested, a set of communication network of design separately, charge system network reference J1939 standard, Extended Superframe Format.
Diagnostic system, with reference to ISO14229 standard, has VCU/HCU as diagnosis gateway, diagnoses the node on power system, charge system and the high-pressure system network segment, has BCM as diagnosis gateway, diagnoses bodywork system node.
Although be described in detail the utility model above, the utility model has been not limited thereto, and those skilled in the art of the present technique can carry out various amendment according to principle of the present utility model.Therefore, all amendments done according to the utility model principle, all should be understood to fall into protection domain of the present utility model.
Claims (10)
1. a car load communication network system for new-energy automobile, is characterized in that, comprising:
Inside is integrated with the entire car controller of gateway;
Bodywork system, connects described entire car controller by LIN bus;
Power system, high-pressure system, charge system, connect described entire car controller by CAN;
Diagnostic system, connects described entire car controller and bodywork system by CAN;
Wherein, described diagnostic system comprises:
CAN controller;
First CAN transceiver, connects described CAN controller;
First common mode inductance, its one end connects described first CAN transceiver, and the other end connects described entire car controller;
First electrostatic impedor, it connects one end be connected with described entire car controller of described first common mode inductance.
2. car load communication network system according to claim 1, is characterized in that, described diagnostic system also comprises:
Second CAN transceiver, connects described CAN controller;
Second common mode inductance, its one end connects described second CAN transceiver, and the other end connects described bodywork system;
Second electrostatic impedor, it connects one end be connected with described bodywork system of described second common mode inductance.
3. car load communication network system according to claim 2, is characterized in that, described diagnostic system also comprises:
3rd CAN transceiver, connects described CAN controller;
3rd common mode inductance, its one end connects described 3rd CAN transceiver, and the other end connects the LCDs being used for showing failure message;
3rd electrostatic impedor, it connects one end be connected with described LCDs of described 3rd common mode inductance.
4. the car load communication network system according to claim 1-3 any one, is characterized in that, described bodywork system comprises:
Car body controller, connects described entire car controller by LIN bus, connects described diagnostic system by CAN;
At least one in the seat modular of described car body controller, automatic dormant window, door-locking system is connected by LIN bus.
5. car load communication network system according to claim 4, is characterized in that, the communication speed of described bodywork system is 19.2Kbit/s.
6. the car load communication network system according to claim 1-3 any one, it is characterized in that, described power system comprises: connect at least one in the engine management system of described entire car controller, gear box control unit, VSC, air bag system, intelligent instrument by CAN.
7. car load communication network system according to claim 6, is characterized in that, the communication speed of described power system is 500Kbit/s.
8. the car load communication network system according to claim 1-3 any one, it is characterized in that, described high-pressure system comprises: connect at least one in the electric machine controller of described entire car controller, battery management system, Vehicular charger, supply convertor, a/c system, long distance control system by CAN.
9. car load communication network system according to claim 8, is characterized in that, the communication speed of described high-pressure system is 500Kbit/s.
10. the car load communication network system according to claim 1-3 any one, it is characterized in that, described charge system comprises: connect at least one in the battery management system of described entire car controller, non-Vehicular charger, long distance control system by CAN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420590829.7U CN204136909U (en) | 2014-10-13 | 2014-10-13 | A kind of car load communication network system of new-energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420590829.7U CN204136909U (en) | 2014-10-13 | 2014-10-13 | A kind of car load communication network system of new-energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204136909U true CN204136909U (en) | 2015-02-04 |
Family
ID=52413617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420590829.7U Active CN204136909U (en) | 2014-10-13 | 2014-10-13 | A kind of car load communication network system of new-energy automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204136909U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836687A (en) * | 2015-05-12 | 2015-08-12 | 重庆长安汽车股份有限公司 | Automobile communication network topology |
| CN107235022A (en) * | 2017-06-28 | 2017-10-10 | 东南（福建）汽车工业有限公司 | A kind of electric automobile bus control system |
| CN107878367A (en) * | 2017-12-07 | 2018-04-06 | 上海太鼎汽车工程技术有限公司 | A kind of automotive universal bus control system and automobile |
| CN108001299A (en) * | 2017-12-29 | 2018-05-08 | 深圳市布谷鸟科技有限公司 | A kind of intelligence control system of motor in electric automobile |
| CN114609999A (en) * | 2022-03-11 | 2022-06-10 | 格力博(江苏)股份有限公司 | Connecting structure for outdoor power equipment diagnosis and diagnosis equipment |
-
2014
- 2014-10-13 CN CN201420590829.7U patent/CN204136909U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836687A (en) * | 2015-05-12 | 2015-08-12 | 重庆长安汽车股份有限公司 | Automobile communication network topology |
| CN104836687B (en) * | 2015-05-12 | 2018-10-23 | 重庆长安汽车股份有限公司 | A kind of automotive communication network topological structure |
| CN107235022A (en) * | 2017-06-28 | 2017-10-10 | 东南（福建）汽车工业有限公司 | A kind of electric automobile bus control system |
| CN107878367A (en) * | 2017-12-07 | 2018-04-06 | 上海太鼎汽车工程技术有限公司 | A kind of automotive universal bus control system and automobile |
| CN108001299A (en) * | 2017-12-29 | 2018-05-08 | 深圳市布谷鸟科技有限公司 | A kind of intelligence control system of motor in electric automobile |
| CN114609999A (en) * | 2022-03-11 | 2022-06-10 | 格力博(江苏)股份有限公司 | Connecting structure for outdoor power equipment diagnosis and diagnosis equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108382186B (en) | Series-parallel hybrid power system and vehicle working mode decision method | |
| CN204136909U (en) | A kind of car load communication network system of new-energy automobile | |
| CN102152726B (en) | System for electrostatic air filtering in an automotive vehicle | |
| CN103112450B (en) | Real-time optimized control method for plug-in parallel hybrid electric vehicle | |
| CN201573608U (en) | Integrated control system of vehicle-mounted controller LAN (Local Area Network)/LIN (Local Internet Network) | |
| CN101478172A (en) | Method for determining optimal operation point with respect to state of charge in hybrid electric vehicle | |
| CN102649429B (en) | Auxiliary motive power control method and device of micro hybrid electric vehicles | |
| CN109435709A (en) | A kind of extended-range device and regulation method of electric car | |
| CN103264673A (en) | Hybrid electric vehicle network communication system with two CAN (Controller Area Network) buses | |
| CN104760591A (en) | Hybrid power comprehensive control system | |
| CN106329612A (en) | Device and method for controlling battery charge and discharge quantity in eco-friendly vehicle | |
| CN106347133A (en) | Energy efficiency hierarchical coordination optimization control method for four-wheel drive extended-range electric vehicle | |
| CN201769764U (en) | Novel vehicle-mounted bus network system | |
| CN113002455A (en) | Direct current and high frequency alternating current hybrid electric system for unmanned vehicle | |
| CN104648158A (en) | High-voltage load management control system of hybrid electrical vehicle and control method thereof | |
| CN102874122A (en) | Start and stop control method for extended range type electric motor car engine | |
| CN103568814B (en) | Drive system for hybrid power vehicle | |
| CN101624051A (en) | Externally connected rechargeable hybrid power vehicle hardware system and control method thereof | |
| CN104092365A (en) | Enabling control method of direct-current high-voltage and low-voltage converter and voltage outputting control method | |
| CN210405350U (en) | Network system for commercial vehicle | |
| CN108482131A (en) | A kind of 48V BSG Weak hybrid powers energy recovery control system strategy | |
| CN104325976B (en) | The energy control method and device of a kind of hybrid vehicle | |
| CN201450516U (en) | Vehicle-mounted network communication system | |
| CN112549974A (en) | Energy feedback management system and management method for hydrogen energy automobile | |
| CN105223849B (en) | New-energy automobile accessory power system multi-energy management control system and control method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |