CN112356671A - Driving mode energy flow graph display device of hydrogen energy automobile and application thereof - Google Patents
Driving mode energy flow graph display device of hydrogen energy automobile and application thereof Download PDFInfo
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- CN112356671A CN112356671A CN202011358342.2A CN202011358342A CN112356671A CN 112356671 A CN112356671 A CN 112356671A CN 202011358342 A CN202011358342 A CN 202011358342A CN 112356671 A CN112356671 A CN 112356671A
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 49
- 239000001257 hydrogen Substances 0.000 title claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 68
- 239000000446 fuel Substances 0.000 claims abstract description 38
- 239000003990 capacitor Substances 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000004891 communication Methods 0.000 claims abstract description 8
- 238000010586 diagram Methods 0.000 claims description 64
- 239000004973 liquid crystal related substance Substances 0.000 claims description 18
- 230000003993 interaction Effects 0.000 claims description 6
- 238000011084 recovery Methods 0.000 claims description 6
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/40—Electric propulsion with power supplied within the vehicle using propulsion power supplied by capacitors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/70—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by fuel cells
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
- B60R11/0229—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for displays, e.g. cathodic tubes
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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
-
- 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
-
- 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
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a driving mode energy flow graph display device of a hydrogen energy automobile and application thereof. The device comprises a vehicle control unit and a display mechanism in communication connection with the vehicle control unit, wherein the vehicle control unit obtains a state feedback mode of a fuel cell, a super capacitor, a motor and wheels so as to identify the current driving mode of the hydrogen energy vehicle and convert the driving mode into a corresponding mode signal to be transmitted to the display mechanism; the display mechanism receives the mode signal and displays a corresponding energy flow graph according to the mode signal. A method for obtaining a driving mode energy flow graph of a hydrogen energy automobile uses the driving mode energy flow graph display device of the hydrogen energy automobile. The device of the invention can enable a driver to conveniently and visually know the current driving mode of the hydrogen fuel cell automobile and the working state of each component in the power system, fully meet the driving requirement and facilitate the driving.
Description
Technical Field
The invention relates to the technical field of hydrogen energy automobiles, in particular to a display device for a driving mode energy flow diagram of a hydrogen energy automobile.
Background
Generally, a hydrogen fuel cell vehicle uses a hydrogen fuel cell and an auxiliary power source as power sources, and the energy for driving wheels through a transmission shaft can be from the hydrogen fuel cell or the auxiliary power source respectively or from both.
Also, hydrogen fuel cell vehicles typically have display instruments or liquid crystal displays. However, at present, a display instrument on a hydrogen fuel cell vehicle can only be used for displaying information of some operation parameters of the hydrogen fuel cell vehicle, such as cruising mileage, subtotal mileage, vehicle speed and the like, and a liquid crystal display screen can only be used for playing multimedia information of a DVD and the like, so that a driver cannot fully know information of the operation condition and the like of the hydrogen fuel cell vehicle, inconvenience is brought to driving, and the driving requirement cannot be met.
Disclosure of Invention
The invention aims to provide a driving mode energy flow diagram display device of a hydrogen energy automobile convenient to drive and application thereof, aiming at the defects in the prior art.
The invention discloses a device for displaying a driving mode energy flow diagram of a hydrogen energy automobile, which comprises a vehicle control unit and a display mechanism in communication connection with the vehicle control unit, wherein the vehicle control unit obtains state feedback modes of a fuel cell, a super capacitor, a motor and wheels so as to identify the current driving mode of the hydrogen energy automobile and convert the driving mode into a corresponding mode signal to be transmitted to the display mechanism; the display mechanism receives the mode signal and displays a corresponding energy flow graph according to the mode signal.
Furthermore, the display mechanism comprises a control circuit and a liquid crystal screen, the vehicle control unit communicates with the control circuit through a CAN bus, the control circuit communicates with the liquid crystal screen through a serial port communication line, the control circuit is used for processing the mode signal to obtain corresponding energy flow diagram information and transmitting the corresponding energy flow diagram information to the liquid crystal screen, and the liquid crystal screen displays a corresponding energy flow diagram.
Further, the display mechanism is assembled on the multimedia player.
Further, the driving modes comprise a parking stop mode, a pure electric driving mode, a pure electric feedback mode, a hybrid driving mode, an idle charging mode, a running charging mode, a hybrid feedback mode and a normal running mode.
Further, the energy flow graph is displayed on the liquid crystal screen in an animation mode and comprises a structural graph consisting of a fuel cell, a super capacitor, a motor and wheels, and dynamic lines representing the energy flow direction among the structural graph and the wheels.
A method for obtaining a driving mode energy flow graph of a hydrogen energy automobile uses the driving mode energy flow graph display device of the hydrogen energy automobile.
A method for obtaining a driving mode energy flow graph of a hydrogen energy automobile comprises the following specific steps that:
(1) the method comprises the steps that in a parking shutdown mode, when a vehicle controller obtains that no energy flow is transmitted among a fuel cell, a super capacitor, a motor and wheels, the vehicle controller identifies that a vehicle is in the parking shutdown mode, the vehicle controller sends a parking shutdown mode signal to a display mechanism, and the display mechanism displays an energy flow diagram of the vehicle parking shutdown mode;
(2) the vehicle control unit identifies that the vehicle is in the pure electric driving mode, the vehicle control unit sends a signal of the pure electric driving mode to the display mechanism, and the display mechanism displays an energy flow diagram of the pure electric driving mode of the vehicle;
(3) in the pure electric feedback mode, the vehicle control unit obtains no energy output by the fuel cell, the motor drives the wheels to feed back the energy to the super capacitor for charging, the vehicle control unit recognizes that the vehicle is in the pure electric feedback mode, the vehicle control unit sends a pure electric feedback mode signal to the display mechanism, and the display mechanism displays an energy flow diagram of the pure electric feedback mode of the vehicle;
(4) in the hybrid driving mode, the vehicle control unit obtains the energy provided by the fuel cell and the super capacitor to the motor at the same time, the motor drives the wheels to run, the vehicle control unit identifies the hybrid driving mode of the vehicle, the vehicle control unit sends a hybrid driving mode signal to the display mechanism, and the display mechanism displays an energy flow diagram of the hybrid driving mode of the vehicle;
(5) the method comprises the steps that in an idle charging mode, a vehicle controller obtains that the vehicle speed is 0 and the vehicle is in an idle state, a fuel cell is in a starting state to charge a super capacitor, no energy interaction exists between a motor and wheels, the vehicle controller recognizes that the vehicle is in the idle charging mode, the vehicle controller sends an idle charging mode signal to a display mechanism, and the display mechanism displays an energy flow diagram of the idle charging mode of the vehicle;
(6) in the driving and charging mode, the vehicle control unit obtains a fuel cell as a unique energy source, charges the super capacitor and simultaneously drives the motor to drive the wheels to drive the vehicle, recognizes that the vehicle is in the driving and charging mode, sends a driving and charging mode signal to the display mechanism, and the display mechanism displays an energy flow diagram of the driving and charging mode of the vehicle;
(7) in the hybrid feedback mode, the vehicle control unit obtains that a battery is in a starting state, the motor charges a super capacitor through energy recovery, wheels drive the motor to rotate and then convert the motor into a generator to realize energy recovery, the vehicle control unit recognizes that the vehicle is in the hybrid feedback mode, the vehicle control unit sends a hybrid feedback mode signal to the display mechanism, and the display mechanism displays an energy flow diagram of the hybrid feedback mode of the vehicle;
(8) in a normal running mode, the vehicle control unit obtains a super capacitor without energy interaction, the fuel cell is used as a unique energy source to drive the motor to drive the wheels to run, the vehicle control unit recognizes that the vehicle is in the normal running mode, the vehicle control unit sends a normal running mode signal to the display mechanism, and the display mechanism displays an energy flow graph of the normal running mode of the vehicle.
The display device for the driving mode energy flow diagram of the hydrogen energy automobile can enable a driver to conveniently and visually know the current driving mode of the hydrogen fuel cell automobile and the working state of each part in a power system, fully meet the driving requirement and facilitate driving.
Drawings
FIG. 1 is a schematic structural diagram of a driving mode energy flow diagram display device of a hydrogen energy automobile according to the present invention;
FIG. 2 is an energy flow diagram of a park mode of a hydrogen powered vehicle of the present invention;
FIG. 3 is an energy flow diagram of a pure electric drive mode of a hydrogen-powered vehicle according to the present invention;
FIG. 4 is an energy flow diagram of a pure electric feedback mode of a hydrogen energy vehicle according to the present invention;
FIG. 5 is a power flow diagram of a hybrid propulsion mode of a hydrogen powered vehicle according to the present invention;
FIG. 6 is a power flow diagram of an idle charging mode of a hydrogen powered vehicle according to the present invention;
FIG. 7 is a power flow diagram of a driving charging mode of a hydrogen powered vehicle according to the present invention;
FIG. 8 is an energy flow diagram of a hybrid feedback mode of a hydrogen powered vehicle according to the present invention;
fig. 9 is an energy flow diagram of a normal driving mode of a hydrogen energy automobile according to the present invention.
1. A fuel cell; 2. a super capacitor; 3. a motor; 4. a wheel; 5. a vehicle control unit; 6. a display mechanism; 61. a control circuit; 62. a liquid crystal screen; 7. a CAN bus; 8. a serial communication line; 9. a multimedia player.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, the device for displaying the driving mode energy flow diagram of the hydrogen energy automobile comprises a vehicle control unit 5 and a display mechanism 6 in communication connection with the vehicle control unit 5, wherein the vehicle control unit 5 obtains a state feedback mode of a fuel cell 1, a super capacitor 2, a motor 3 and wheels 4 to identify the current driving mode of the hydrogen energy automobile and converts the driving mode into a corresponding mode signal to be transmitted to the display mechanism 6; the display means 6 receives the mode signal and displays the corresponding energy flow graph in dependence on the mode signal.
The device for displaying the driving mode energy flow diagram of the hydrogen energy automobile can enable a driver to conveniently and visually know the current driving mode of the hydrogen fuel cell 1 automobile and the working state of each part in a power system, fully meet the driving requirement and facilitate driving.
The display mechanism 6 has various structures, which are not limited herein, in this embodiment, the display mechanism 6 may include a control circuit 61 and a liquid crystal display 62, the vehicle control unit 5 communicates with the control circuit 61 through the CAN bus 7, the control circuit 61 communicates with the liquid crystal display 62 through the serial communication line 8, the control circuit 61 is configured to process a mode signal, obtain corresponding energy flow diagram information, and transmit the corresponding energy flow diagram information to the liquid crystal display 62, and the liquid crystal display 62 displays a corresponding energy flow diagram.
The energy flow diagram may be displayed in animation on the liquid crystal screen 62, including a structural diagram consisting of the fuel cell 1, the super capacitor 2, the motor 3, and the wheel 4, and a dynamic line indicating the direction of energy flow between them.
The display mechanism 6 is provided in various positions, which are not limited herein, and the display mechanism 6 may be mounted on the multimedia player 9 for the convenience of the user and the decoration effect of the interior of the vehicle.
The driving mode may include a parking shutdown mode, a pure electric driving mode, a pure electric feedback mode, a hybrid driving mode, an idle charging mode, a driving charging mode, a hybrid feedback mode, and a normal driving mode.
A method for obtaining a driving mode energy flow graph of a hydrogen energy automobile uses the driving mode energy flow graph display device of the hydrogen energy automobile.
A method for obtaining a driving mode energy flow graph of a hydrogen energy automobile is characterized in that a vehicle controller 5 identifies the current driving mode of the hydrogen energy automobile and comprises the following specific steps:
(1) in the parking and stopping mode, when the vehicle controller 5 obtains that no energy flow is transmitted among the fuel cell 1, the super capacitor 2, the motor 3 and the wheels 4, the vehicle controller 5 recognizes that the vehicle is in the parking and stopping mode, the vehicle controller 5 sends a parking and stopping mode signal to the display mechanism 6, and the display mechanism 6 displays an energy flow diagram of the parking and stopping mode of the vehicle; the energy flow diagram for the park mode is shown in fig. 2.
(2) In the pure electric driving mode, the vehicle control unit 5 obtains no energy output by the fuel cell 1, the super capacitor 2 provides energy to drive the motor 3 to drive the wheels 4 to run, the vehicle control unit 5 recognizes that the vehicle is in the pure electric driving mode, the vehicle control unit 5 sends a signal of the pure electric driving mode to the display mechanism 6, and the display mechanism 6 displays an energy flow diagram of the pure electric driving mode of the vehicle; the energy flow diagram for the electric only drive mode is shown in fig. 3.
(3) In the pure electric feedback mode, the vehicle control unit 5 obtains no energy output by the fuel cell 1, the motor 3 drives the wheels 4 to feed back the energy to the super capacitor 2 for charging, the vehicle control unit 5 recognizes that the vehicle is in the pure electric feedback mode, the vehicle control unit 5 sends a pure electric feedback mode signal to the display mechanism 6, and the display mechanism 6 displays an energy flow diagram of the pure electric feedback mode of the vehicle; the energy flow diagram of the pure feedback mode is shown in fig. 4.
(4) In the hybrid driving mode, the vehicle control unit 5 obtains the fuel cell 1 and the super capacitor 2 and simultaneously provides energy for the motor 3, the motor 3 drives the wheels 4 to run, the vehicle control unit 5 identifies the hybrid driving mode of the vehicle, the vehicle control unit 5 sends a hybrid driving mode signal to the display mechanism 6, and the display mechanism 6 displays an energy flow diagram of the hybrid driving mode of the vehicle; the energy flow diagram for the hybrid drive mode is shown in fig. 5.
(5) In the idle charging mode, the vehicle controller 5 obtains that the vehicle speed is 0 and the vehicle is in an idle state, the fuel cell 1 is in a starting state to charge the super capacitor 2, the motor 3 and the wheels 4 have no energy interaction, the vehicle controller 5 recognizes that the vehicle is in the idle charging mode, the vehicle controller 5 sends an idle charging mode signal to the display mechanism 6, and the display mechanism 6 displays an energy flow diagram of the idle charging mode of the vehicle; the energy flow diagram for the idle charge mode is shown in fig. 6.
(6) In the driving and charging mode, the vehicle control unit 5 obtains the fuel cell 1 as a unique energy source, charges the super capacitor 2 and drives the motor 3 to drive the wheels 4 to drive the vehicle, the vehicle control unit 5 recognizes that the vehicle is in the driving and charging mode, the vehicle control unit 5 sends a driving and charging mode signal to the display mechanism 6, and the display mechanism 6 displays an energy flow diagram of the driving and charging mode of the vehicle; the energy flow diagram for the travel charging mode is shown in fig. 7.
(7) In the hybrid feedback mode, the vehicle control unit 5 obtains that the battery is in a starting state, the motor 3 charges the super capacitor 2 through energy recovery, the wheel 4 drives the motor 3 to rotate and then converts the motor 3 into a generator 3 to realize energy recovery, the vehicle control unit 5 recognizes that the vehicle is in the hybrid feedback mode, the vehicle control unit 5 sends a hybrid feedback mode signal to the display mechanism 6, and the display mechanism 6 displays an energy flow graph of the hybrid feedback mode of the vehicle; the energy flow diagram of the hybrid feedback mode is shown in fig. 8.
(8) In a normal running mode, the vehicle control unit 5 obtains no energy interaction of the super capacitor 2, the fuel cell 1 is used as a unique energy source to drive the motor 3 to drive the wheels 4 to run, the vehicle control unit 5 recognizes that the vehicle is in the normal running mode, the vehicle control unit 5 sends a normal running mode signal to the display mechanism 6, and the display mechanism 6 displays an energy flow diagram of the normal running mode of the vehicle. The energy flow diagram for the normal driving mode is shown in fig. 9.
The above is not relevant and is applicable to the prior art.
While certain specific embodiments of the present invention have been described in detail by way of illustration, it will be understood by those skilled in the art that the foregoing is illustrative only and is not limiting of the scope of the invention, as various modifications or additions may be made to the specific embodiments described and substituted in a similar manner by those skilled in the art without departing from the scope of the invention as defined in the appending claims. It should be understood by those skilled in the art that any modifications, equivalents, improvements and the like made to the above embodiments in accordance with the technical spirit of the present invention are included in the scope of the present invention.
Claims (7)
1. The device for displaying the energy flow diagram of the driving mode of the hydrogen energy automobile is characterized by comprising a vehicle control unit and a display mechanism in communication connection with the vehicle control unit, wherein the vehicle control unit obtains the state feedback modes of a fuel cell, a super capacitor, a motor and wheels so as to identify the current driving mode of the hydrogen energy automobile and convert the driving mode into a corresponding mode signal to be transmitted to the display mechanism; the display mechanism receives the mode signal and displays a corresponding energy flow graph according to the mode signal.
2. The device for displaying the driving mode energy flow diagram of the hydrogen energy automobile according to claim 1, wherein the display mechanism comprises a control circuit and a liquid crystal screen, the vehicle control unit communicates with the control circuit through a CAN bus, the control circuit communicates with the liquid crystal screen through a serial port communication line, the control circuit is used for processing the mode signal to obtain corresponding energy flow diagram information and transmitting the corresponding energy flow diagram information to the liquid crystal screen, and the liquid crystal screen displays the corresponding energy flow diagram.
3. The device for displaying the driving mode energy flow diagram of the hydrogen energy automobile according to claim 2, wherein the energy flow diagram is displayed on the liquid crystal screen in the form of animation, and comprises a structural diagram consisting of a fuel cell, a super capacitor, a motor and wheels, and dynamic lines for indicating the energy flow direction between the fuel cell, the super capacitor, the motor and the wheels.
4. The device for displaying the energy flow diagram of the driving mode of the hydrogen energy automobile as claimed in claim 1, wherein the display mechanism is mounted on a multimedia player.
5. The device for displaying the driving mode energy flow diagram of the hydrogen-powered vehicle as claimed in claim 1, wherein the driving modes include a parking stop mode, an electric-only driving mode, an electric-only feedback mode, a hybrid driving mode, an idle charging mode, a driving charging mode, a hybrid feedback mode and a normal driving mode.
6. A method for obtaining a driving mode energy flow graph of a hydrogen energy automobile is characterized by comprising the following steps: a driving mode energy flow diagram display apparatus using the hydrogen energy automobile according to any one of claims 1 to 5.
7. The method for obtaining the driving mode energy flow graph of the hydrogen energy automobile according to claim 6, wherein the method comprises the following steps: the specific steps of the vehicle control unit for identifying the current driving mode of the hydrogen energy vehicle are as follows:
(1) the method comprises the steps that in a parking shutdown mode, when a vehicle controller obtains that no energy flow is transmitted among a fuel cell, a super capacitor, a motor and wheels, the vehicle controller identifies that a vehicle is in the parking shutdown mode, the vehicle controller sends a parking shutdown mode signal to a display mechanism, and the display mechanism displays an energy flow diagram of the vehicle parking shutdown mode;
(2) the vehicle control unit identifies that the vehicle is in the pure electric driving mode, the vehicle control unit sends a signal of the pure electric driving mode to the display mechanism, and the display mechanism displays an energy flow diagram of the pure electric driving mode of the vehicle;
(3) in the pure electric feedback mode, the vehicle control unit obtains no energy output by the fuel cell, the motor drives the wheels to feed back the energy to the super capacitor for charging, the vehicle control unit recognizes that the vehicle is in the pure electric feedback mode, the vehicle control unit sends a pure electric feedback mode signal to the display mechanism, and the display mechanism displays an energy flow diagram of the pure electric feedback mode of the vehicle;
(4) in the hybrid driving mode, the vehicle control unit obtains the energy provided by the fuel cell and the super capacitor to the motor at the same time, the motor drives the wheels to run, the vehicle control unit identifies the hybrid driving mode of the vehicle, the vehicle control unit sends a hybrid driving mode signal to the display mechanism, and the display mechanism displays an energy flow diagram of the hybrid driving mode of the vehicle;
(5) the method comprises the steps that in an idle charging mode, a vehicle controller obtains that the vehicle speed is 0 and the vehicle is in an idle state, a fuel cell is in a starting state to charge a super capacitor, no energy interaction exists between a motor and wheels, the vehicle controller recognizes that the vehicle is in the idle charging mode, the vehicle controller sends an idle charging mode signal to a display mechanism, and the display mechanism displays an energy flow diagram of the idle charging mode of the vehicle;
(6) in the driving and charging mode, the vehicle control unit obtains a fuel cell as a unique energy source, charges the super capacitor and simultaneously drives the motor to drive the wheels to drive the vehicle, recognizes that the vehicle is in the driving and charging mode, sends a driving and charging mode signal to the display mechanism, and the display mechanism displays an energy flow diagram of the driving and charging mode of the vehicle;
(7) in the hybrid feedback mode, the vehicle control unit obtains that a battery is in a starting state, the motor charges a super capacitor through energy recovery, wheels drive the motor to rotate and then convert the motor into a generator to realize energy recovery, the vehicle control unit recognizes that the vehicle is in the hybrid feedback mode, the vehicle control unit sends a hybrid feedback mode signal to the display mechanism, and the display mechanism displays an energy flow diagram of the hybrid feedback mode of the vehicle;
(8) in a normal running mode, the vehicle control unit obtains a super capacitor without energy interaction, the fuel cell is used as a unique energy source to drive the motor to drive the wheels to run, the vehicle control unit recognizes that the vehicle is in the normal running mode, the vehicle control unit sends a normal running mode signal to the display mechanism, and the display mechanism displays an energy flow graph of the normal running mode of the vehicle.
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| CN202011358342.2A CN112356671A (en) | 2020-11-27 | 2020-11-27 | Driving mode energy flow graph display device of hydrogen energy automobile and application thereof |
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| CN202011358342.2A CN112356671A (en) | 2020-11-27 | 2020-11-27 | Driving mode energy flow graph display device of hydrogen energy automobile and application thereof |
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Application publication date: 20210212 |