CN201378795Y - DC/DC convertor control panel of fuel cell vehicle - Google Patents
DC/DC convertor control panel of fuel cell vehicle Download PDFInfo
- Publication number
- CN201378795Y CN201378795Y CN200820210894U CN200820210894U CN201378795Y CN 201378795 Y CN201378795 Y CN 201378795Y CN 200820210894 U CN200820210894 U CN 200820210894U CN 200820210894 U CN200820210894 U CN 200820210894U CN 201378795 Y CN201378795 Y CN 201378795Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- control
- cell vehicle
- fuel
- control panel
- 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.)
- Expired - Lifetime
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Classifications
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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
- Y02T10/72—Electric energy management in electromobility
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
- Fuel Cell (AREA)
- Dc-Dc Converters (AREA)
Abstract
The utility model relates to a DC/DC convertor control panel of a fuel cell vehicle, which comprises a master control logic chip, a control source distribution circuit, a main power module drive, a pulse protective circuit and analog signal sampling processing circuits, which are arranged on the control panel, wherein the master control logic chip, the control source distribution circuit, the main power module drive, the pulse protective circuit and each analog signal sampling processing circuit are electrically connected together, and form a power conversion circuit, a current sampling processing circuit, a voltage sampling processing circuit, a pulse signal processing circuit and a main chip CAN communication circuit. Outside the system, only a 12V control power interface and a CAN control interface of the control panel are available. The control panel adopts a two-way difference sampling circuit to detect the output voltage of a fuel cell and the DC/DC convertor.
Description
Technical field
The utility model relates to a kind of control assembly structure of vehicle, refers in particular to a kind of fuel-cell vehicle DC/DC convertor controls plate.Be mainly used in fuel-cell vehicle and do control usefulness.
Background technology
DC/DC converter installing space on fuel-cell vehicle is limited, thus require inner member modularization, high performance, so that improve power-mass ratio, summation watt rating ratio.The DC/DC converter requires very high to control system, promptly require to satisfy controlled function, and digitlization again, integrated has strong anti-interference ability simultaneously, requires interface simple, is convenient to safeguard.
Along with the fast development of power electronic technology and digital control technology, general its control system of great power conversion circuit product is separated master board, signal sampling disposable plates, drive plate, power panel, carries out signal converting by electric connector.Be furnished with master control chip and logic chip on master control borad, signal-processing board is mainly used in gathers current and voltage signals and switching value signal, the general voltage sensor that adopts when voltage signal acquisition.Drive plate is mainly main power model driving pulse is provided, and power panel is mainly system provides control each low-tension supply, as+5V, ± 15V etc.If but still adopt general control system in this case, and DC/DC converter volume is increased, rat tail is more, is difficult to satisfy installing space narrow and small on the fuel-cell car and complicated electromagnetism operational environment.For ease of assembling, maintenance, the power ratio that improves the quality, summation watt rating ratio reduce the interference of each signal on wire harness, its control board of fuel-cell vehicle DC/DC converter of research and development, integrate control, power supply, drive, reduced the casing volume effectively, making simplifies the structure is necessary.
The utility model content
The utility model is intended to solve the existing existing problem of fuel-cell vehicle DC/DC convertor controls, a kind of controlled function that promptly satisfies is provided, be convenient to assembling again, safeguard, and mass-power ratio, summation watt rating be than high, the DC/DC converter control plate that the interference on the signal wire harness is little.
For realizing above-mentioned target, the utility model structural design thinking is as follows: a kind of fuel-cell vehicle DC/DC convertor controls plate, the main control logic chip is arranged on described control board, the control power distribution circuit, main power model drives and pulse protection circuit, each analog signal sampling processing circuit, the main control logic chip, the control power distribution circuit, main power model drives and pulse protection circuit, be electrical connection between each analog signal sampling processing circuit, and the power source conversion that constitutes, current sample is handled, voltage sample is handled, pulse signal is handled and master chip CAN communicating circuit several sections; Control power interface and the CAN control interface of this control board to having only 12V outside the system; Under the requirement of having satisfied the electric insulation grade, adopt 2 tunnel difference sample circuits to detect the output voltage of fuel cell output voltage and DC/DC converter in the control board, adopt this voltage detecting pattern, working voltage transducer not, further reduction mass of system.
Characteristics of the present utility model mainly with analog signal sampling processing circuit such as power-switching circuit, internal current, voltage, temperature, pulse signal circuit is integrated is formed on the plate, reduced the DC/DC of system converter volume effectively, solved that fuel-cell vehicle dynamical system and inner main power component switch cause electromagnetic compatibility problem, improved the reliability of DC/DC converter.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is difference sample circuit figure of the present utility model;
Each label is represented among the figure:
1, current sample is handled; 2, power source conversion; 3, voltage sample is handled; 4, pulse signal is handled; 5, master chip CAN communicating circuit; 6, control power interface; 7, CAN control interface.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
What accompanying drawing 1 provided is theory structure schematic diagram of the present utility model.The utility model is a kind of fuel-cell vehicle DC/DC convertor controls plate as can be seen from accompanying drawing, the main control logic chip is arranged on described control board, the control power distribution circuit, main power model drives and pulse protection circuit, each analog signal sampling processing circuit, the main control logic chip, the control power distribution circuit, main power model drives and pulse protection circuit, be electrical connection between each analog signal sampling processing circuit, and the power source conversion 2 that constitutes, current sample handles 1, voltage sample handles 3, pulse signal processing 4 and master chip CAN communicating circuit 5 several sections; Control power interface 6 and the CAN control interface 7 of this control board to having only 12V outside the system.
Fig. 2 is presented under the requirement of having satisfied the electric insulation grade, adopt 2 tunnel difference sample circuits to detect the output voltage of fuel cell output voltage and DC/DC converter in the control board, adopt this voltage detecting pattern, working voltage transducer not, further reduction mass of system.
Claims (3)
1, a kind of fuel-cell vehicle DC/DC convertor controls plate; it is characterized in that: main control logic chip, control power distribution circuit, main power model driving and pulse protection circuit, each analog signal sampling processing circuit are arranged on described control board; for being electrically connected, and constitute that power source conversion, current sample are handled, voltage sample is handled, pulse signal is handled and master chip CAN communicating circuit several sections between main control logic chip, control power distribution circuit, main power model driving and pulse protection circuit, each analog signal sampling processing circuit.
2, fuel-cell vehicle DC/DC convertor controls plate as claimed in claim 1 is characterized in that: control power interface and the CAN control interface of control board to having only 12V outside the system.
3, fuel-cell vehicle DC/DC convertor controls plate as claimed in claim 1 is characterized in that: adopt 2 tunnel difference sample circuits to detect the output voltage of fuel cell output voltage and DC/DC converter in the control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820210894U CN201378795Y (en) | 2008-12-09 | 2008-12-09 | DC/DC convertor control panel of fuel cell vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820210894U CN201378795Y (en) | 2008-12-09 | 2008-12-09 | DC/DC convertor control panel of fuel cell vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201378795Y true CN201378795Y (en) | 2010-01-06 |
Family
ID=41518915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200820210894U Expired - Lifetime CN201378795Y (en) | 2008-12-09 | 2008-12-09 | DC/DC convertor control panel of fuel cell vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201378795Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590761A (en) * | 2012-02-17 | 2012-07-18 | 昆山弗尔赛能源有限公司 | Controller area network (CAN)-based fuel cell standby power system online diagnosis instrument |
| CN103579647A (en) * | 2012-07-17 | 2014-02-12 | 通用汽车环球科技运作有限责任公司 | Redundancy for improved stack health monitoring reliability |
-
2008
- 2008-12-09 CN CN200820210894U patent/CN201378795Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590761A (en) * | 2012-02-17 | 2012-07-18 | 昆山弗尔赛能源有限公司 | Controller area network (CAN)-based fuel cell standby power system online diagnosis instrument |
| CN103579647A (en) * | 2012-07-17 | 2014-02-12 | 通用汽车环球科技运作有限责任公司 | Redundancy for improved stack health monitoring reliability |
| CN103579647B (en) * | 2012-07-17 | 2016-02-24 | 通用汽车环球科技运作有限责任公司 | Health monitoring systems and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100106 |