CN112776624A - Vehicle-to-vehicle charging system and method and electric vehicle - Google Patents
Vehicle-to-vehicle charging system and method and electric vehicle Download PDFInfo
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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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
-
- 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
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
-
- 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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The application provides a vehicle-to-vehicle charging system and method and an electric vehicle, and relates to the technical field of electric vehicles. The system comprises: the charging system comprises an energy module, a voltage conversion module and a charging connection module, wherein the charging connection module comprises a vehicle-to-vehicle charging port for connecting a vehicle to be charged; the voltage conversion module includes: the charging control module is respectively connected with the charging connection module, the energy module and the charging transformer, the charging transformer is respectively connected with the charging connection module and the energy module, convenient charging of a vehicle to be charged by the vehicle charging system is realized, the charging mode of the vehicle to be charged is not limited to a fixed charging pile, particularly, fewer places are arranged in the fixed charging pile, a user can also charge in time, and the charging experience of the user is improved.
Description
Technical Field
The application relates to the technical field of electric automobiles, in particular to a vehicle-to-vehicle charging system and method and an electric automobile.
Background
The electric automobile is powered by a vehicle-mounted power supply, can be started by using electricity stored in a battery, and has the characteristics of no pollution, low noise, simple structure, convenience in maintenance and the like compared with the traditional automobile, so that the electric automobile is widely popularized and used.
Existing, when charging electric automobile, generally need the user to go to the fixed electric pile place of charging, wherein, when charging through fixed electric pile, can charge for electric automobile through fixed electric pile's output.
But because receive the fixed restriction that sets up the position of filling electric pile, consequently, to the user, when charging electric automobile, user's experience of charging is relatively poor.
Disclosure of Invention
An object of the application is to provide a car-to-car charging system, method and electric automobile to the deficiency among the above-mentioned prior art, can realize convenient charging, improve user's the experience of charging.
In order to achieve the above purpose, the technical solutions adopted in the embodiments of the present application are as follows:
in a first aspect, the present invention provides a vehicle-to-vehicle charging system, comprising: the energy module, the voltage conversion module and the charging connection module;
the charging connection module comprises a vehicle-to-vehicle charging port and is used for connecting a vehicle to be charged;
the voltage conversion module includes: the charging control module is respectively electrically connected with the charging connection module, the energy module and the charging transformer, and is used for receiving charging request information sent by a vehicle to be charged through the charging connection module, sending the charging request information to the energy module, and setting charging output voltage of the charging transformer according to the charging request information, wherein the charging request information comprises a charging request voltage;
the energy module is used for receiving the charging request information sent by the charging control module and outputting electric energy to the charging transformer according to the charging request information;
the charging transformer is respectively electrically connected with the charging connection module and the energy module and used for outputting electric energy to the charging connection module according to the charging output voltage set by the charging control module so as to charge the vehicle to be charged through the charging connection module.
In an optional implementation manner, the charging request information further includes: a charging mode parameter, the energy module may include: energy distribution module, fuel power generation module and energy storage module, wherein, energy storage module includes: energy storage battery and energy storage controller, energy storage battery and energy storage controller electricity are connected, the fuel power generation module includes: the fuel power generation system comprises a fuel supply module, a power generation module and a fuel power generation controller, wherein the fuel power generation controller is electrically connected with the fuel supply module and the power generation module respectively;
the energy distribution module is electrically connected with the charging control module, the energy storage controller and the fuel power generation controller respectively;
the energy distribution module is used for receiving the charging request information sent by the charging control module, determining a charging mode according to the charging request information, and controlling the fuel power generation module and/or the energy storage module to output electric energy to the charging transformer according to the charging mode.
In an alternative embodiment, the fuel generation module is electrically connected to the energy storage cell;
the energy distribution module is further used for controlling the fuel power generation module to charge the energy storage battery when the charging mode indicates that the fuel power generation module is controlled to output electric energy to the charging transformer.
In an alternative embodiment, the vehicle-to-vehicle charging system further comprises: a drive module, which may include a drive motor and an inverter, the drive motor and the inverter being electrically connected, the inverter being electrically connected to the energy distribution module;
the energy distribution module is further used for controlling the fuel power generation module and/or the energy storage module to output electric energy to the inverter;
the driving motor is electrically connected with the energy storage battery and used for charging the energy storage battery when the vehicle is braked.
In an alternative embodiment, the power generation module comprises at least one of: methanol reforming hydrogen production fuel cells, hydrogen fuel cells, gasoline/diesel engines; the fuel delivery module includes at least one of: the device comprises a methanol reformer, a methanol fuel storage tank, a pure water storage tank, a methanol water storage tank, a mixed gas purifier, a high-pressure gas cylinder and a hydrogen storage cylinder.
In an alternative embodiment, the energy storage battery comprises at least one of: lithium ion batteries, lead-acid batteries, solid-state batteries, fluoride ion batteries, and capacitors.
In a second aspect, the present invention provides a vehicle-to-vehicle charging method applied to the vehicle-to-vehicle charging system described in any one of the foregoing embodiments, the method including:
the charging control module receives charging request information sent by a vehicle to be charged, sends the charging request information to the energy module, and sets charging output voltage of the charging transformer according to the charging request information, wherein the charging request information comprises a charging request voltage;
the energy module receives the charging request information sent by the charging control module and outputs electric energy to the charging transformer according to the charging request information;
and the charging transformer outputs electric energy to the charging connection module according to the charging output voltage set by the charging control module so as to charge the vehicle to be charged through the charging connection module.
In an optional implementation manner, the charging request information further includes: a charging mode parameter, the energy module may include: energy distribution module, fuel power generation module and energy storage module, wherein, energy storage module includes: energy storage battery and energy storage controller, energy storage battery and energy storage controller electricity are connected, the fuel power generation module includes: the fuel power generation system comprises a fuel supply module, a power generation module and a fuel power generation controller, wherein the fuel power generation controller is electrically connected with the fuel supply module and the power generation module respectively;
the energy distribution module is electrically connected with the charging control module, the energy storage controller and the fuel power generation controller respectively;
the energy distribution module receives the charging request information sent by the charging control module, determines a charging mode according to the charging request information, and controls the fuel power generation module and/or the energy storage module to output electric energy to the charging transformer according to the charging mode.
In a third aspect, the present invention provides an electric vehicle comprising a vehicle-to-vehicle charging system as set forth in any one of the preceding embodiments.
In an alternative embodiment, the electric vehicle further comprises: and the transmission module is in transmission connection with the driving module.
The beneficial effect of this application is:
in the car-to-car charging system, method and electric automobile that this application embodiment provided, include: the charging system comprises an energy module, a voltage conversion module and a charging connection module, wherein the charging connection module comprises a vehicle-to-vehicle charging port for connecting a vehicle to be charged; the voltage conversion module includes: charging control module and charging transformer, charging control module respectively with the connection module that charges energy module, charging transformer electricity are connected, charging transformer respectively with the connection module that charges energy module electricity is connected, has realized treating charging vehicle through the car to car charging system and has carried out convenient charging for the charging mode of treating charging vehicle no longer restricts in fixed electric pile that fills, and in particular, sets up less place at fixed electric pile that fills, and the user also can in time charge, improves user's the experience of charging.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a functional module schematic diagram of a vehicle-to-vehicle charging system according to an embodiment of the present disclosure;
fig. 2 is a functional block diagram of another vehicle-to-vehicle charging system according to an embodiment of the present disclosure;
fig. 3 is a functional module diagram of an energy module according to an embodiment of the present disclosure;
fig. 4 is a functional module schematic diagram of another vehicle-to-vehicle charging system provided in the embodiment of the present application;
fig. 5 is a schematic flow chart of a vehicle-to-vehicle charging method according to an embodiment of the present application.
Description of the main element symbols: 100-an energy module; 200-a voltage conversion module; 210-a charging control module; 220-charging transformer; 300-a charging connection module; 110-an energy distribution module; 120-a fuel power generation module; 121-fuel supply module; 122-a power generation module; 123-fuel power generation controller; 130-an energy storage module; 131-an energy storage battery; 132-an energy storage controller; 400-a drive module; 410-an inverter; 420-driving the motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
Fig. 1 is a functional block schematic diagram of a vehicle-to-vehicle charging system according to an embodiment of the present disclosure, where the vehicle-to-vehicle charging system may be deployed on an electric vehicle, such as an electric vehicle, and the like, without limitation, so that one electric vehicle may charge another electric vehicle. As shown in fig. 1, the system may include: the charging system comprises an energy module 100, a voltage conversion module 200 and a charging connection module 300;
the charging connection module 300 includes a vehicle-to-vehicle charging port for connecting a vehicle to be charged; the voltage conversion module 200 includes: the charging control module 210 is electrically connected to the charging connection module 300, the energy module 100 and the charging transformer 220, respectively, and is configured to receive charging request information sent by a vehicle to be charged through the charging connection module 300, send the charging request information to the energy module 100, and set a charging output voltage of the charging transformer 220 according to the charging request information, where the charging request information includes a requested charging voltage.
The energy module 100 is configured to receive the charging request information sent by the charging control module 210, and output electric energy to the charging transformer 220 according to the charging request information.
The charging transformer 220 is electrically connected to the charging connection module 300 and the energy module 100, respectively, and is configured to output electric energy to the charging connection module 300 according to the charging output voltage set by the charging control module 210, so as to charge the vehicle to be charged through the charging connection module 300.
Alternatively, the vehicle to be charged may be the same type of electric vehicle as the vehicle in which the vehicle-to-vehicle charging system is deployed, or may be a different type of electric vehicle. For example, the vehicle deployed by the vehicle-to-vehicle charging system may be an electric vehicle, and optionally, the vehicle to be charged may be an electric vehicle, or an electric scooter, which is not limited herein.
Optionally, a charging management system may be installed on the vehicle to be charged, during charging, the vehicle to be charged may be connected to the charging connection module 300 in the vehicle-to-vehicle charging system through the charging gun, and based on that the charging management system may send charging request information to the vehicle-to-vehicle charging system through the charging connection module 300, the charging request information may include a request charging voltage.
For the charging control module 210 in the vehicle-to-vehicle charging system, the charging control module 210 is electrically connected to the charging connection module 300, the energy module 100, and the charging transformer 220, respectively, so that the charging control module 210 may send the charging request information to the energy module 100 after receiving the charging request information, and set the charging output voltage of the charging transformer 220 according to the charging request information, optionally, the charging output voltage may be the same as the requested charging voltage, or the charging output voltage may be any voltage within a preset range of the requested charging voltage, for example, the requested charging voltage is 336V, optionally, the charging output voltage may be any voltage value between 337V and 356V, which is not limited herein.
For the energy module 100, it may receive the charging request information sent by the charging control module 210, and may output the electric energy to the charging transformer 220 according to the charging request information, of course, the magnitude of the electric energy voltage output by the energy module 100 is not limited herein, and may be different according to the actual application scenario; the charging transformer 220 may regulate the supply voltage provided by the energy module 100 according to the charging output voltage set by the charging control module 210 to output electric energy, and the output electric energy may charge the vehicle to be charged through the charging connection module 300.
Optionally, for the charging transformer 220, an inlet voltage of the charging transformer 220 may be 210-410V, which is a supply voltage of the energy module 100, and a charging output voltage may be 210-450V, which is a voltage for charging a vehicle to be charged. The charging transformer 220 is used to stabilize the charging output voltage according to the charging voltage requested by the vehicle to be charged, and maintain the charging output voltage within a preset range, for example, the charging output voltage may be maintained at 1-20V above the voltage of the vehicle to be charged, or the charging output voltage may be maintained at 101% -106% of the voltage of the vehicle to be charged, so as to meet the charging requirement of the vehicle to be charged.
To sum up, the car that this application embodiment provided is to car charging system includes: the charging system comprises an energy module, a voltage conversion module and a charging connection module, wherein the charging connection module comprises a vehicle-to-vehicle charging port for connecting a vehicle to be charged; the voltage conversion module includes: the charging control module is respectively connected with the charging connection module, the energy module and the charging transformer, the charging transformer is respectively connected with the charging connection module and the energy module, convenient charging of a vehicle to be charged by the vehicle charging system is realized, the charging mode of the vehicle to be charged is not limited to a fixed charging pile, particularly, fewer places are arranged in the fixed charging pile, a user can also charge in time, and the charging experience of the user is improved.
Fig. 2 is a functional module schematic diagram of another vehicle-to-vehicle charging system provided in the embodiment of the present application. Optionally, the charging request information further includes: as shown in fig. 2, the energy module 100 may include: an energy distribution module 110, a fuel power generation module 120, and an energy storage module 130, wherein the energy storage module 130 includes: the energy storage battery 131 and the energy storage controller 132, the energy storage battery 131 and the energy storage controller 132 are electrically connected, and the fuel power generation module 120 includes: the fuel generator comprises a fuel supply module 121, a power generation module 122 and a fuel power generation controller 123, wherein the fuel power generation controller 123 is electrically connected with the fuel supply module 121 and the power generation module 122 respectively;
the energy distribution module 110 is electrically connected with the charging control module 210, the energy storage controller 132 and the fuel power generation controller 123 respectively; the energy distribution module 110 is configured to receive the charging request information sent by the charging control module 210, determine a charging mode according to the charging request information, and control the fuel power generation module 120 and/or the energy storage module 130 to output electric energy to the charging transformer 220 according to the charging mode.
If the charging mode determined by the energy distribution module 110 is that the fuel power generation module 120 outputs electric energy to the charging transformer 220, for the fuel power generation module 120, the fuel power generation module 120 may include a fuel supply module 121, a power generation module 122, and a fuel power generation controller 123, and the fuel supply module 121 may be connected to the power generation module 122 through a pipeline and electrically connected to the fuel power generation controller 123; at this time, the fuel generation controller 123 may control the fuel supply module 121 to output the fuel to the power generation module 122 for power generation, and the generated electric energy may be output to the charging transformer 220; if the charging mode determined by the energy distribution module 110 is that the energy storage module 130 outputs the electric energy to the charging transformer 220, for the energy storage module 130, the energy storage module 130 includes: the energy storage battery 131 and the energy storage controller 132, the energy storage controller 132 may control the energy storage battery 131 to output the electric energy to the charging transformer 220; if the charging mode determined by the energy distribution module 110 is that the fuel power generation module 120 and the energy storage module 130 output the electric energy to the charging transformer 220, the above-mentioned method may be used to integrate the electric energy output by the fuel power generation module and the energy storage module, for example, the electric energy output by the fuel power generation module and the energy storage module may be integrated by a wiring box, but the actual integration method is not limited thereto.
Optionally, the power generation module may comprise at least one of: methanol reforming hydrogen production fuel cells, hydrogen fuel cells, gasoline/diesel engines, but not limited thereto.
Fig. 3 is a functional module diagram of an energy module according to an embodiment of the present disclosure. Alternatively, as shown in fig. 3, the fuel generation module 120 is electrically connected with the energy storage cell 131; the energy distribution module 110 is further configured to control the fuel power generation module 120 to charge the energy storage battery 131 when the charging mode indicates that the fuel power generation module 120 is controlled to output the electric energy to the charging transformer 220.
Optionally, the power generation module 122 in the fuel power generation module 120 may be electrically connected to the energy storage battery 131, and it can be understood that if the charging mode indicates to control the fuel power generation module 120 to output the electric energy to the charging transformer 220, the fuel power generation module 120 may be further controlled to charge the energy storage battery 131, so that when the electric quantity of the energy storage battery 131 is insufficient, the charging may be performed in time, and the applicability of the vehicle to the vehicle charging system is improved.
Fig. 4 is a functional module schematic diagram of another vehicle-to-vehicle charging system provided in the embodiment of the present application. Optionally, the vehicle-to-vehicle charging system further includes: the driving module 400, the driving module 400 may include a driving motor 420 and an inverter 410, the driving motor 420 and the inverter 410 are electrically connected, the inverter 410 is electrically connected to the energy distribution module 110, and the energy distribution module 110 is further configured to control the fuel power generation module 120 and/or the energy storage module 130 to output electric energy to the inverter 410; the driving motor 420 is electrically connected with the energy storage battery 131 and is used for charging the energy storage battery 131 when the vehicle brakes.
The inverter 410 may convert the direct current electric energy (battery, accumulator jar) into the constant frequency, constant voltage or frequency and voltage regulation alternating current, and it is understood that, when the energy distribution module 110 controls the fuel power generation module 120 and/or the energy storage module 130 to output the electric energy to the inverter 410, the inverter 410 may convert the electric energy to the driving motor 420 for operating, so as to drive the vehicle (i.e., the vehicle on which the vehicle-to-vehicle charging system is installed); in addition, it can be understood that, by arranging the driving motor 420 to be electrically connected with the energy storage battery 131, the energy storage battery can be charged when the vehicle is braked, so that the diversity of charging modes of the energy storage battery 131 is ensured.
Optionally, the fuel supply module comprises at least one of: the device comprises a methanol reformer, a methanol fuel storage tank, a pure water storage tank, a methanol water storage tank, a mixed gas purifier, a high-pressure gas cylinder and a hydrogen storage cylinder.
In some embodiments, the fuel supply module may store, prepare, and supply hydrogen gas in any one of a first manner, for example, a methanol fuel storage tank (tank), a pure water storage tank (tank), and a methanol reformer; in the second mode, hydrogen can be stored, prepared, purified and supplied in the form of a methanol fuel storage tank (tank), a pure water storage tank (tank), a methanol reformer and a mixed gas purifier; in the third mode, the hydrogen can be stored and supplied by adopting a high-pressure gas cylinder mode; in the fourth mode, the hydrogen can be stored and supplied by adopting a solid metal hydrogen storage mode. Of course, the fuel supply module may also store and supply pure methanol in a methanol fuel storage tank (tank) according to the actual application, and the application is not limited herein to the type of fuel supplied and the specific supply manner of the fuel.
Wherein, the fuel in the methanol fuel storage tank (tank) can be pure methanol or a solution of methanol and water with the methanol volume ratio of 40% to 100%, and the working temperature of the methanol reformer is 200-300 ℃.
In some embodiments, when a methanol fuel storage tank (tank), a pure water storage tank (tank) and a methanol reformer are used as the fuel supply module, the methanol fuel storage tank (tank) may supply methanol to the methanol reformer, and the pure water storage tank (tank) may supply pure water to the methanol reformer, alternatively, specifically, when methanol and pure water are supplied, the methanol and pure water may be controlled to be supplied to the methanol reformer in a certain ratio (e.g., 3:2, 2:3, etc.), and the methanol reformer may generate a hydrogen-rich mixed gas using the methanol and the pure water, and the mixed gas may be supplied to the power generation module to generate power.
In some embodiments, when a methanol fuel storage tank (tank), a pure water storage tank (tank), a methanol reformer and a mixture purifier are used as the fuel supply module, the methanol fuel storage tank (tank) may supply methanol to the methanol reformer, the pure water storage tank (tank) may supply pure water to the methanol reformer, and optionally, particularly when methanol and pure water are supplied, the methanol and pure water may be controlled to be supplied to the methanol reformer in a certain ratio (e.g., 3:2, 2:3, etc.), and the methanol reformer may generate a hydrogen-rich mixture using the methanol and pure water, and the mixture may be supplied to the power generation module after passing through the mixture purifier, wherein the mixture purifier may be used to reduce the concentration of carbon monoxide in the mixture to below 50 ppm.
In some embodiments, if a high pressure gas cylinder is used as the fuel supply module to store and supply hydrogen, the high pressure gas cylinder may be provided with a pressure reducing valve, and hydrogen is supplied to the power generation module through the pressure reducing valve. Of course, the number of the high-pressure gas cylinders is not limited in the present application, alternatively, one high-pressure gas cylinder may be used alone to provide hydrogen, or a plurality of high-pressure gas cylinders may be connected in parallel through a manifold to provide hydrogen.
In some embodiments, if a solid metal hydrogen storage manner is adopted as the fuel supply module to store and supply hydrogen, the solid metal can be filled in a hydrogen storage bottle, and hydrogen can be provided for the power generation module through the hydrogen storage bottle. Of course, the number of hydrogen storage bottles is not limited in the present application, and alternatively, one hydrogen storage bottle may be used alone, or several hydrogen storage bottles may be connected in parallel by a manifold to provide hydrogen, wherein the hydrogen storage bottles may be placed in a housing with a circulating water channel.
In some embodiments, if a methanol fuel storage tank (tank) is used as the fuel supply module to store and supply pure methanol, the methanol fuel storage tank (tank) may directly supply pure methanol to the power generation module.
Based on the fuel supply module provided above, the present application is further described herein to facilitate a better understanding of the present application.
In some embodiments, the power generation module may further include: the device comprises a transformer and a fuel cell, wherein the transformer can be a step-up transformer, the step-up transformer can be a transformer for converting a low-value alternating voltage into another high-value alternating voltage with the same frequency, and optionally, the inlet voltage of the transformer can be 80-200V, and the outlet voltage of the transformer can be 210-410V, which is not limited herein. Alternatively, the fuel cell may include, but is not limited to, a methanol-hydrogen fuel cell, a solid oxide fuel cell, and a direct methanol fuel cell, and the operation process of the power generation module may be performed by using the fuel cell, so that a higher energy conversion efficiency may be obtained and a higher power generation efficiency may be achieved.
Wherein, for the methanol-hydrogen fuel cell, the methanol-hydrogen fuel cell can be a proton exchange membrane fuel cell, the working temperature is 100-200 ℃, and the methanol-hydrogen fuel cell can generate electricity by using the hydrogen-rich mixed gas generated in the first mode; for the hydrogen fuel cell, the working temperature of the hydrogen fuel cell is 50-100 ℃, and the hydrogen generated by the third mode and the fourth mode or the mixed gas purified by the mixed gas purifier in the second mode can be used for generating power; for the solid oxide fuel cell, the working temperature is 300-1000 ℃, and the hydrogen generated by the third mode and the fourth mode can be utilized to interact with the solid oxide to generate electricity; for the direct methanol fuel cell, the working temperature is 50-100 ℃, and the direct methanol fuel cell can directly use the pure methanol provided by the methanol fuel storage tank (tank) to generate electricity. Further, the power generated by the fuel cells may be provided to a transformer, which in turn provides the power to the power distribution module.
Optionally, the energy storage battery may include at least one of: lithium ion batteries, lead-acid batteries, solid-state batteries, and fluoride ion batteries.
Of course, the selection of the energy storage battery is not limited to the above battery types, and may also include: super capacitor, alkaline battery, etc., and is not limited herein.
Fig. 5 is a schematic flowchart of a vehicle-to-vehicle charging method provided in an embodiment of the present application, where the method may be applied to the vehicle-to-vehicle charging system, and as shown in fig. 5, the method may include:
s101, the charging control module receives charging request information sent by a vehicle to be charged, sends the charging request information to the energy module, and sets charging output voltage of a charging transformer according to the charging request information, wherein the charging request information comprises charging voltage request.
S102, the energy module receives the charging request information sent by the charging control module and outputs electric energy to the charging transformer according to the charging request information.
And S103, outputting electric energy to the charging connection module by the charging transformer according to the target output voltage set by the charging control module so as to charge the vehicle to be charged through the charging connection module. The vehicle-to-vehicle charging system of the host vehicle may transmit the charging request information to another vehicle according to a charging instruction of the user, and specifically, the charging control module may transmit the charging request information to the energy module of another vehicle. That is, each electric vehicle can be a charged object or a charging object, and the functions thereof are consistent and will not be described herein.
Optionally, the charging request information further includes: the charging mode parameter, the energy module may include: energy distribution module, fuel power module and energy storage module, wherein, energy storage module includes: energy storage battery and energy storage controller, energy storage battery and energy storage controller electricity are connected, and the fuel power generation module includes: the fuel supply module, the power generation module and the fuel power generation controller. The fuel power generation controller is electrically connected with the fuel supply module and the power generation module respectively;
the energy distribution module is respectively and electrically connected with the charging control module, the energy storage controller and the fuel power generation controller;
and the energy distribution module is used for receiving the charging request information sent by the charging control module, determining a charging mode according to the charging request information, and controlling the fuel power generation module and/or the energy storage module to output electric energy to the charging transformer according to the charging mode.
As can be seen from the above, in actual operation, the energy storage module may be used to provide electric energy alone, or the fuel power generation module may be used to provide electric energy alone, or the energy storage module and the fuel power generation module may be used to provide electric energy simultaneously, and the specific content may be referred to the foregoing related description, which is not described herein again.
It should be noted that the basic principle and the generated technical effect of the vehicle-to-vehicle charging method are the same as those of the corresponding system embodiment described above, and for the sake of brief description, reference may be made to corresponding contents in the system embodiment for parts not mentioned in this embodiment.
Optionally, an embodiment of the present application further provides an electric vehicle, where the vehicle-to-vehicle charging system may be installed on the electric vehicle, so as to implement mobile charging, and a basic principle and a generated technical effect of the vehicle-to-vehicle charging system in the electric vehicle are the same as those of the corresponding system embodiment, and for a brief description, no part in this embodiment may refer to corresponding contents in the system embodiment.
Optionally, the electric vehicle further includes: the transmission module is electrically connected with the driving module, and as can be seen from the related part, the electric vehicle can be driven to move through the arrangement.
These above modules may be one or more integrated circuits configured to implement the above methods, such as: one or more Application Specific Integrated Circuits (ASICs), or one or more microprocessors (DSPs), or one or more Field Programmable Gate Arrays (FPGAs), among others. For another example, when one of the above modules is implemented in the form of a Processing element scheduler code, the Processing element may be a general-purpose processor, such as a Central Processing Unit (CPU) or other processor capable of calling program code. For another example, these modules may be integrated together and implemented in the form of a system-on-a-chip (SOC).
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of a unit is merely a logical division, and an actual implementation may have another division, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
Units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
The integrated unit implemented in the form of a software functional unit may be stored in a computer readable storage medium. The software functional unit is stored in a storage medium and includes several instructions to enable a computer device (which may be a personal computer, a server, or a network device) or a processor (processor) to execute some steps of the methods according to the embodiments of the present application. And the aforementioned storage medium includes: a U disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A vehicle-to-vehicle charging system, comprising: the energy module, the voltage conversion module and the charging connection module;
the charging connection module comprises a vehicle-to-vehicle charging port and is used for connecting a vehicle to be charged;
the voltage conversion module includes: the charging control module is respectively electrically connected with the charging connection module, the energy module and the charging transformer, and is used for receiving charging request information sent by a vehicle to be charged through the charging connection module, sending the charging request information to the energy module, and setting charging output voltage of the charging transformer according to the charging request information, wherein the charging request information comprises a charging request voltage;
the energy module is used for receiving the charging request information sent by the charging control module and outputting electric energy to the charging transformer according to the charging request information;
the charging transformer is respectively electrically connected with the charging connection module and the energy module and used for outputting electric energy to the charging connection module according to the charging output voltage set by the charging control module so as to charge the vehicle to be charged through the charging connection module.
2. The vehicle-to-vehicle charging system according to claim 1, wherein the charging request information further includes: a charging mode parameter, the energy module comprising: energy distribution module, fuel power generation module and energy storage module, wherein, energy storage module includes: energy storage battery and energy storage controller, energy storage battery and energy storage controller electricity are connected, the fuel power generation module includes: the fuel power generation system comprises a fuel supply module, a power generation module and a fuel power generation controller, wherein the fuel power generation controller is electrically connected with the fuel supply module and the power generation module respectively, and the fuel supply module is connected with the power generation module through a pipeline;
the energy distribution module is electrically connected with the charging control module, the energy storage controller and the fuel power generation controller respectively;
the energy distribution module is used for receiving the charging request information sent by the charging control module, determining a charging mode according to the charging request information, and controlling the fuel power generation module and/or the energy storage module to output electric energy to the charging transformer according to the charging mode.
3. The vehicle-to-vehicle charging system of claim 2, wherein the fuel generation module is electrically connected to the energy storage battery;
the energy distribution module is further used for controlling the fuel power generation module to charge the energy storage battery when the charging mode indicates that the fuel power generation module is controlled to output electric energy to the charging transformer.
4. The vehicle-to-vehicle charging system according to claim 2, further comprising: the driving module comprises a driving motor and an inverter, the driving motor is electrically connected with the inverter, and the inverter is electrically connected with the energy distribution module;
the energy distribution module is further used for controlling the fuel power generation module and/or the energy storage module to output electric energy to the inverter;
the driving motor is electrically connected with the energy storage battery and used for charging the energy storage battery when the vehicle is braked.
5. The vehicle-to-vehicle charging system according to any one of claims 2 to 4, wherein the power generation module comprises at least one of: methanol reforming hydrogen production fuel cells, hydrogen fuel cells, gasoline/diesel engines;
the fuel delivery module includes at least one of: the device comprises a methanol reformer, a methanol fuel storage tank, a pure water storage tank, a methanol water storage tank, a mixed gas purifier, a high-pressure gas cylinder and a hydrogen storage cylinder.
6. The vehicle-to-vehicle charging system according to any one of claims 2 to 4, wherein the energy storage battery comprises at least one of: lithium ion batteries, lead-acid batteries, solid-state batteries, fluoride ion batteries, and capacitors.
7. A vehicle-to-vehicle charging method applied to the vehicle-to-vehicle charging system according to any one of claims 1 to 3, the method comprising:
the charging control module receives charging request information sent by a vehicle to be charged, sends the charging request information to the energy module, and sets charging output voltage of the charging transformer according to the charging request information, wherein the charging request information comprises a charging request voltage;
the energy module receives the charging request information sent by the charging control module and outputs electric energy to the charging transformer according to the charging request information;
and the charging transformer outputs electric energy to the charging connection module according to the charging output voltage set by the charging control module so as to charge the vehicle to be charged through the charging connection module.
8. The method of claim 7, wherein the charging request information further comprises: a charging mode parameter, the energy module comprising: energy distribution module, fuel power generation module and energy storage module, wherein, energy storage module includes: energy storage battery and energy storage controller, energy storage battery and energy storage controller electricity are connected, the fuel power generation module includes: the fuel power generation system comprises a fuel supply module, a power generation module and a fuel power generation controller, wherein the fuel power generation controller is electrically connected with the fuel supply module and the power generation module respectively;
the energy distribution module is electrically connected with the charging control module, the energy storage controller and the fuel power generation controller respectively;
the energy distribution module receives the charging request information sent by the charging control module, determines a charging mode according to the charging request information, and controls the fuel power generation module and/or the energy storage module to output electric energy to the charging transformer according to the charging mode.
9. An electric vehicle characterized in that it comprises a vehicle-to-vehicle charging system according to any one of claims 1 to 6.
10. The electric vehicle of claim 9, wherein the vehicle-to-vehicle charging system further comprises: drive module, electric automobile still includes: and the transmission module is in transmission connection with the driving module.
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