CN113401000A - Intelligent battery replacement control method and system for electric truck - Google Patents
Intelligent battery replacement control method and system for electric truck Download PDFInfo
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- CN113401000A CN113401000A CN202110874581.1A CN202110874581A CN113401000A CN 113401000 A CN113401000 A CN 113401000A CN 202110874581 A CN202110874581 A CN 202110874581A CN 113401000 A CN113401000 A CN 113401000A
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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
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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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
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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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- 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
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses an intelligent battery replacement control method and system for an electric truck, and relates to the field of new energy automobiles, wherein the method comprises the steps that based on a CAN bus communication mode, a vehicle to be replaced acquires own VIN code information and battery information; when the vehicle to be switched drives into the switching station, automatically establishing wireless communication connection between the vehicle to be switched and the switching station; based on the established wireless communication connection, the vehicle to be switched sends the VIN code information and the battery information of the vehicle to be switched to the power switching station; the battery replacement station receives VIN code information and compares the received VIN code information with the self-stored VIN code information; and based on the comparison result, when the vehicle to be switched is the target battery switching vehicle, the battery switching station performs battery switching operation on the vehicle to be switched based on the received battery information. The invention improves the whole battery replacement speed while avoiding parameter information errors, and the battery replacement process does not need labor cost.
Description
Technical Field
The invention relates to the field of new energy automobiles, in particular to an intelligent battery replacement control method and system for an electric truck.
Background
The electric automobile battery replacement means that the power battery with the exhausted electric quantity on the electric automobile is taken out of the automobile and replaced by the power battery with the fully charged and saturated capacity, so that the vehicle after battery replacement can recover the endurance mileage to continue running. Because the tonnage is big when electric truck is full-load, and the power that needs is big, and power consumption is more, therefore the power battery capacity of matching is also bigger, and the power battery of bigger capacity leads to the charge time longer, influences customer experience and goods operating efficiency. The problem of charging time can be well solved by the mode of replacing the battery of the electric vehicle, and after the vehicle reaches the battery replacing station, the fully charged power battery can be replaced on the electric vehicle within a few minutes through the battery replacing device, so that the vehicle can be driven in a full-charge state again. Before battery replacement, a driver is generally required to scan codes or swipe cards through a mobile phone APP (Application), manually input vehicle type information and other operations, and the operations are used for performing identity verification in a battery replacement station and screening power batteries conforming to vehicle types so as to complete battery replacement operation.
For the current battery replacement operation scheme, a driver needs to apply for and register a battery replacement station account in advance, when a vehicle arrives at the battery replacement station, a code is swept or a card is swiped through a mobile phone APP for vehicle identity verification, vehicle type information is manually input, the battery replacement station is used for screening batteries meeting the current vehicle type, and when the vehicle identity passes the verification, the battery replacement station executes the battery replacement operation. Sweep sign indicating number or swipe card through cell-phone APP, and there is following not enough through the operation of manual input motorcycle type information: 1. the vehicle type parameters and the power battery parameters are more, the parameters are on a vehicle nameplate or a battery nameplate, workers need to search and record the parameters one by one, and the time is long, so that the efficiency is low, the battery replacement time is long, and the battery replacement experience is influenced; 2. parameters are easily obtained manually and input manually, so that the battery replacement is failed; 3. the battery replacement process needs professional manual operation, and the labor cost is high.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the intelligent battery replacement control method and system for the electric truck, which can improve the whole battery replacement speed while avoiding parameter information errors, and does not need labor cost in the battery replacement process.
In order to achieve the above purpose, the invention provides an intelligent battery replacement control method for an electric truck, which specifically comprises the following steps:
based on a CAN bus communication mode, the vehicle to be changed acquires own VIN code information and battery information;
when the vehicle to be switched drives into the switching station, automatically establishing wireless communication connection between the vehicle to be switched and the switching station;
based on the established wireless communication connection, the vehicle to be switched sends the VIN code information and the battery information of the vehicle to be switched to the power switching station;
the battery replacement station receives VIN code information and compares the received VIN code information with the self-stored VIN code information;
and based on the comparison result, when the vehicle to be switched is the target battery switching vehicle, the battery switching station performs battery switching operation on the vehicle to be switched based on the received battery information.
On the basis of the technical proposal, the device comprises a shell,
the method comprises the steps that the vehicle to be replaced acquires VIN code information of the vehicle from a vehicle controller based on a CAN bus communication mode;
the method comprises the following steps that the vehicle to be replaced acquires battery information from a BMS (battery management system) based on a CAN (controller area network) bus communication mode;
the battery information comprises battery pack capacity information, battery pack rated voltage, battery signals and battery locking structure connection state.
On the basis of the technical scheme, the method for sending the VIN code information and the battery information of the vehicle to be battery replaced to the battery replacing station specifically comprises the following steps:
when the wireless communication connection between the battery replacing vehicle and the battery replacing station is successfully established, the vehicle to be replaced sends the VIN code information and the battery information of the vehicle to be replaced to the battery replacing station;
and when the wireless communication connection between the battery replacing vehicle and the battery replacing station is not established successfully, the VIN code information and the battery information of the vehicle to be replaced are sent to the battery replacing station in a code scanning or card swiping verification mode.
On the basis of the technical proposal, the device comprises a shell,
VIN code information and battery information of all target vehicles are stored in the battery swapping station, and the VIN code information and the battery information of the target vehicles correspond to each other;
the target vehicle is a vehicle capable of performing battery replacement operation in a battery replacement station.
On the basis of the technical scheme, the specific steps for the storage process of the VIN code information and the battery information in the power swapping station comprise:
transmitting VIN code information and battery information of the target vehicle to the battery swapping station based on the inputtable device;
and the battery replacement station receives and stores the VIN code information and the battery information of the target vehicle.
On the basis of the above technical solution, after the power swapping station receives and stores the VIN code information and the battery information of the target vehicle, the method further includes:
and the battery replacement station screens out the matched batteries in the battery bank aiming at each target vehicle based on the stored VIN code information and the battery information of the target vehicle and records the batteries.
On the basis of the technical scheme, the battery replacement station performs battery replacement operation on the vehicle to be replaced based on the received battery information, and the method specifically comprises the following steps:
when the vehicle to be switched runs to a battery switching station, the battery switching station sends a battery switching instruction to the battery switching robot and the vehicle to be switched;
the method comprises the following steps that a vehicle to be subjected to battery replacement receives a battery replacement command and controls a power battery locking mechanism to unlock;
the battery replacement robot receives a battery replacement instruction and finds out a battery matched with a vehicle to be replaced in a battery bank based on battery information of the vehicle to be replaced;
and the battery replacing robot conveys the battery matched with the vehicle to be replaced to the vicinity of the vehicle to be replaced and performs battery replacing operation on the vehicle to be replaced.
The invention provides an intelligent battery replacement control system for an electric truck, which comprises:
the battery replacing controller is positioned in the vehicle to be replaced and used for acquiring VIN code information and battery information of the vehicle to be replaced, establishing wireless communication connection with a wireless communication unit of the battery replacing station and sending the VIN code information and the battery information of the vehicle to be replaced to the battery replacing station;
the wireless communication unit is positioned at the battery replacement station and used for receiving the VIN code information and the battery information sent by the battery replacement controller, then driving the battery replacement station to compare the VIN code information received by the wireless communication unit with the VIN code information stored in the battery replacement station, and then driving the battery replacement robot to work when the vehicle to be replaced is the target battery replacement vehicle based on the comparison result;
and the battery replacing robot is positioned at the battery replacing station and used for finding out the battery corresponding to the battery information of the vehicle to be replaced in the battery bank and carrying out battery replacing operation on the vehicle to be replaced.
On the basis of the technical proposal, the device comprises a shell,
the battery swapping controller comprises a CAN bus unit, a vehicle wireless communication unit and an unlocking controller;
the CAN bus unit is used for acquiring VIN code information and battery information of the electric vehicle to be replaced;
the vehicle wireless communication unit is used for establishing wireless communication connection with the wireless communication unit of the battery replacement station so as to send VIN code information and battery information of the vehicle to be replaced to the wireless communication unit;
the unlocking controller is used for controlling the power battery locking mechanism of the vehicle to be replaced to unlock when the battery replacing robot carries out battery replacing operation on the vehicle to be replaced.
On the basis of the technical proposal, the device comprises a shell,
the power swapping station also comprises information storage equipment;
the information storage equipment is used for storing VIN code information and battery information of all target vehicles;
the target vehicle is a vehicle capable of performing battery replacement operation in a battery replacement station;
VIN code information and battery information stored in the information storage device can be imported through input equipment.
Compared with the prior art, the invention has the advantages that: when the vehicle to be switched drives into the switching station, the wireless communication connection is established between the vehicle to be switched and the switching station, then based on the established wireless communication connection, the vehicle to be replaced sends the VIN code information and the battery information of the vehicle to the battery replacing station, the battery replacing station receives the VIN code information, and compares the received VIN code information with the self-stored VIN code information, when the vehicle to be battery replaced is the target battery replacing vehicle, the battery replacing station carries out battery replacing operation on the vehicle to be battery replaced based on the received battery information, in the whole battery replacement process of the vehicle, the vehicle to be replaced automatically sends the VIN code information and the battery information to the battery replacement station in a wireless transmission mode without manual intervention so as to realize battery replacement, when parameter information is avoided being wrong, the whole battery replacement speed is also improved, the battery replacement process time is short, the efficiency is high, the battery replacement experience of a user is guaranteed, and the labor cost is not needed in the battery replacement process.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a flowchart of an intelligent battery replacement control method for an electric truck according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an intelligent power conversion control system for an electric truck according to an embodiment of the present invention.
Detailed Description
The embodiment of the invention provides an intelligent battery replacement control method for an electric truck, which comprises the steps of establishing wireless communication connection between a vehicle to be replaced and a battery replacement station after the vehicle to be replaced is driven into the battery replacement station, sending VIN code information and battery information of the vehicle to be replaced to the battery replacement station based on the established wireless communication connection, receiving the VIN code information by the battery replacement station, comparing the received VIN code information with the VIN code information stored by the battery replacement station, and carrying out battery replacement operation on the vehicle to be replaced by the battery replacement station based on the received battery information when the vehicle to be replaced is a target battery replacement vehicle The battery replacement device is efficient, battery replacement experience of a user is guaranteed, and labor cost is not needed in the battery replacement process. The embodiment of the invention correspondingly provides an intelligent battery replacement control system for the electric truck.
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. 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.
Referring to fig. 1, an intelligent battery replacement control method for an electric truck provided in an embodiment of the present invention specifically includes the following steps:
s1: based on a CAN (Controller Area Network) bus communication mode, the Vehicle to be changed acquires own VIN (Vehicle Identification Number) code information and battery information;
in the embodiment of the invention, the vehicle to be changed acquires the VIN code information of the vehicle from the vehicle controller based on a CAN bus communication mode; the method comprises the steps that a vehicle to be replaced acquires Battery information of the vehicle from a BMS (Battery Management System) based on a CAN bus communication mode; the battery information comprises battery pack capacity information, battery pack rated voltage, battery signals and battery locking structure connection state.
It CAN be understood that VIN code information and battery information of the electric vehicle to be replaced are acquired through the CAN bus.
S2: when the vehicle to be switched drives into the switching station, automatically establishing wireless communication connection between the vehicle to be switched and the switching station; when the vehicle to be switched is located in the wireless signal coverage range of the battery switching station, the wireless communication connection between the vehicle to be switched and the battery switching station can be automatically established.
S3: based on the established wireless communication connection, the vehicle to be switched sends the VIN code information and the battery information of the vehicle to be switched to the power switching station; namely, after the wireless communication connection between the vehicle to be replaced and the battery replacing station is successfully established, the vehicle to be replaced sends the VIN code information and the battery information to the battery replacing station through the established wireless communication connection.
S4: the battery replacement station receives VIN code information and compares the received VIN code information with the self-stored VIN code information;
in the embodiment of the invention, VIN code information and battery information of all target vehicles are stored in the battery replacement station, and the VIN code information and the battery information of the target vehicles correspond to each other; the target vehicle is a vehicle capable of performing a battery replacement operation in a battery replacement station.
By means of pre-acquisition, if a certain vehicle is allowed to be capable of exchanging battery in a battery exchange station, the vehicle is taken as a target vehicle, VIN code information and battery information of the vehicle are acquired, and the acquired VIN code information and battery information are stored in the battery exchange station; and subsequently, when the battery swapping station receives the VIN information of the vehicle to be swapped, sequentially comparing the VIN information stored in the battery swapping station with the received VIN information, if VIN information consistent with the received VIN information exists in the battery swapping station, indicating that the current vehicle to be swapped belongs to the target vehicle, allowing the current vehicle to be swapped to be operated, and if VIN information consistent with the received VIN information does not exist in the battery swapping station, indicating that the current vehicle to be swapped does not belong to the target vehicle, and ending the battery swapping operation.
S5: and based on the comparison result, when the vehicle to be switched is the target battery switching vehicle, the battery switching station performs battery switching operation on the vehicle to be switched based on the received battery information. And when the vehicle to be switched is not the target battery switching vehicle, ending the battery switching operation.
In the embodiment of the present invention, the method for sending the VIN code information and the battery information of the vehicle to be battery replaced to the battery replacing station includes:
when the wireless communication connection between the battery replacing vehicle and the battery replacing station is successfully established, the vehicle to be replaced sends the VIN code information and the battery information of the vehicle to be replaced to the battery replacing station;
and when the wireless communication connection between the battery replacing vehicle and the battery replacing station is not established successfully, the VIN code information and the battery information of the vehicle to be replaced are sent to the battery replacing station in a code scanning or card swiping verification mode.
The VIN code information and the battery information of the vehicle to be charged are sent to the charging station in two sending modes; when the wireless communication connection between the vehicle to be replaced and the battery replacing station is successfully established, the vehicle to be replaced automatically sends the VIN code information and the battery information to the battery replacing station based on the wireless communication connection between the vehicle to be replaced and the battery replacing station, so that the VIN code information and the battery information are automatically sent; when the wireless communication connection between the vehicle to be battery replaced and the battery replacing station is not established successfully, VIN code information and battery information of the vehicle to be battery replaced are sent to the battery replacing station through a code scanning or card swiping verification mode, namely data transmission is carried out through the code scanning or card swiping verification mode, the VIN code information and the battery information of the vehicle to be battery replaced are sent to the battery replacing station, and manual sending of the VIN code information and the battery information is achieved.
In the embodiment of the invention, the storage process of the VIN code information and the battery information in the battery replacement station comprises the following specific steps:
transmitting VIN code information and battery information of the target vehicle to the battery swapping station based on the inputtable device; the input device is a computer or a mobile phone.
And the battery replacement station receives and stores the VIN code information and the battery information of the target vehicle. And after the VIN code information and the battery information are stored, establishing a corresponding relation between the VIN code information and the battery information.
In the embodiment of the present invention, after the power swapping station receives and stores the VIN code information and the battery information of the target vehicle, the method further includes: and the battery replacement station screens out the matched batteries in the battery bank aiming at each target vehicle based on the stored VIN code information and the battery information of the target vehicle and records the batteries. Namely, the replaceable battery of the current vehicle can be judged and obtained according to the battery information of the vehicle. The battery matched with the target vehicle is screened out in the battery bank in advance and recorded, and the replaceable battery of the vehicle to be replaced can be found quickly according to the realized record when the vehicle to be replaced is replaced.
In the embodiment of the invention, the battery replacement station carries out battery replacement operation on a vehicle to be replaced based on received battery information, and the method specifically comprises the following steps:
s401: when the vehicle to be switched runs to a battery switching station, the battery switching station sends a battery switching instruction to the battery switching robot and the vehicle to be switched;
s402: the method comprises the following steps that a vehicle to be subjected to battery replacement receives a battery replacement command and controls a power battery locking mechanism to unlock;
s403: the battery replacement robot receives a battery replacement instruction and finds out a battery matched with a vehicle to be replaced in a battery bank based on battery information of the vehicle to be replaced;
s404: and the battery replacing robot conveys the battery matched with the vehicle to be replaced to the vicinity of the vehicle to be replaced and performs battery replacing operation on the vehicle to be replaced.
According to the intelligent battery replacement control method for the electric truck, after an electric vehicle to be replaced drives into a battery replacement station, wireless communication connection is established between the electric vehicle to be replaced and the battery replacement station, then based on the established wireless communication connection, the electric vehicle to be replaced sends self VIN code information and battery information to the battery replacement station, the battery replacement station receives the VIN code information, compares the received VIN code information with the self-stored VIN code information, and when the electric vehicle to be replaced is a target battery replacement vehicle, the battery replacement station carries out battery replacement operation on the electric vehicle to be replaced based on the received battery information The battery replacement device is efficient, battery replacement experience of a user is guaranteed, and labor cost is not needed in the battery replacement process.
An embodiment of the present invention provides a storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the following steps:
driving the vehicle to be changed to acquire own VIN code information and battery information based on a CAN bus communication mode;
when the vehicle to be switched drives into the switching station, driving the vehicle to be switched to establish wireless communication connection with the switching station;
driving the vehicle to be battery-replaced to send the VIN code information and the battery information of the vehicle to be battery-replaced to the battery-replacing station based on the established wireless communication connection;
driving the battery replacement station to receive VIN code information, and comparing the received VIN code information with the self-stored VIN code information;
and based on the comparison result, when the vehicle to be switched is the target battery switching vehicle, driving the battery switching station to perform battery switching operation on the vehicle to be switched based on the received battery information.
The storage medium may take any combination of one or more computer-readable media. The computer readable medium may be a computer readable signal medium or a computer readable storage medium. The computer-readable storage medium may be, for example but not limited to: an electrical, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination thereof. More specific examples (a non-exhaustive list) of the computer readable storage medium would include the following: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the context of this document, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
A computer readable signal medium may include a propagated data signal with computer readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to: wireless, wire, fiber optic cable, RF, etc., or any suitable combination of the foregoing.
Computer program code for carrying out operations for aspects of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, Smalltalk, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider).
Referring to fig. 2, an embodiment of the present invention further provides an intelligent battery replacement control system for an electric truck, which is used for implementing the above-mentioned intelligent battery replacement control method for an electric truck, and specifically, the intelligent battery replacement control system for an electric truck according to the embodiment of the present invention includes a battery replacement controller located in a vehicle to be replaced, a wireless communication unit located in a battery replacement station, and a battery replacement robot located in the battery replacement station.
The battery replacement controller is used for acquiring VIN code information and battery information of the vehicle to be replaced, establishing wireless communication connection with a wireless communication unit of the battery replacement station, and sending the VIN code information and the battery information of the vehicle to be replaced to the battery replacement station; the wireless communication unit is used for receiving the VIN code information and the battery information sent by the battery replacement controller, then driving the battery replacement station to compare the VIN code information received by the wireless communication unit with the VIN code information stored in the battery replacement station, and then driving the battery replacement robot to work when the vehicle to be replaced is the target battery replacement vehicle based on the comparison result; the battery replacement robot is used for finding out batteries corresponding to the information of the batteries of the vehicles to be replaced in the battery bank and carrying out battery replacement operation on the vehicles to be replaced.
For the battery swapping controller, the battery swapping controller comprises a CAN bus unit, a vehicle wireless communication unit and an unlocking controller; the CAN bus unit is used for acquiring VIN code information and battery information of the electric vehicle to be replaced.
Specifically, the CAN bus Unit obtains VIN code information of the Vehicle to be replaced in a VCU (Vehicle Control Unit) of the Vehicle and obtains battery information of the Vehicle to be replaced in a BMS of the Vehicle through the CAN bus.
The vehicle wireless communication unit is used for establishing wireless communication connection with the wireless communication unit of the battery replacement station so as to send VIN code information and battery information of the battery to be replaced to the wireless communication unit. When the battery replacing robot executes the battery replacing operation, the vehicle wireless communication unit feeds battery replacing information back to the instrument, and a driver waits for the completion of battery replacing according to the prompt.
The unlocking controller is used for controlling the power battery locking mechanism of the vehicle to be replaced to unlock when the battery replacing robot carries out battery replacing operation on the vehicle to be replaced.
In the embodiment of the invention, the battery swapping station further comprises an information storage device, the information storage device is used for storing the VIN code information and the battery information of all target vehicles, and the target vehicles can be vehicles capable of performing battery swapping operation in the battery swapping station. The VIN code information and the battery information stored in the information storage device are imported through an input device.
For the VIN code information and the battery information stored in the information storage device, import is performed by an inputtable device that transmits the VIN code information and the battery information of the target vehicle to the information storage device.
According to the intelligent battery replacement control system for the electric truck, disclosed by the invention, vehicle VIN code information and power battery information of a vehicle are imported into information storage equipment of a battery replacement station by using a computer or a mobile phone according to the information of a battery replacement truck vehicle nameplate, and the battery replacement station generates a battery replacement vehicle database based on all imported VIN code information and stores the database; when a vehicle to be charged is driven into the charging station, a vehicle wireless communication unit in the charging controller automatically performs wireless connection with a wireless communication unit of the charging station, and after the connection is successful, the vehicle wireless communication unit packs VIN code information and battery information of the vehicle to be charged and sends the VIN code information and the battery information to the wireless communication unit; the battery replacement station compares the received VIN code information with the VIN code information in the information storage device within the judgment time preset by the system, and judges whether the current vehicle to be replaced is the target vehicle; when the battery replacement station judges that the vehicle entering the battery replacement station is the target vehicle, finding the battery which is in line with the current vehicle to be replaced from the battery library according to the battery information corresponding to the vehicle, and preparing for battery replacement operation; after a vehicle to be switched is switched to a battery switching station, the battery switching station actively sends a battery switching instruction to the vehicle wireless communication unit, the vehicle wireless communication unit judges whether the vehicle meets the battery switching condition or not after receiving the battery switching instruction, if so, the high voltage is actively cut off and a power battery locking mechanism is opened, meanwhile, the vehicle wireless communication unit feeds battery switching information back to an instrument, and a driver waits for the completion of battery switching according to the prompt; the battery replacement robot finishes battery replacement operation, the battery replacement station sends a power battery replacement operation completion instruction to the battery replacement controller, the battery replacement controller sends an instruction to the power battery locking mechanism after receiving the battery replacement completion instruction, the power battery is locked, and the vehicle can run in a recovery mode.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Claims (10)
1. An intelligent battery replacement control method for an electric truck is characterized by comprising the following steps:
based on a CAN bus communication mode, the vehicle to be changed acquires own VIN code information and battery information;
when the vehicle to be switched drives into the switching station, automatically establishing wireless communication connection between the vehicle to be switched and the switching station;
based on the established wireless communication connection, the vehicle to be switched sends the VIN code information and the battery information of the vehicle to be switched to the power switching station;
the battery replacement station receives VIN code information and compares the received VIN code information with the self-stored VIN code information;
and based on the comparison result, when the vehicle to be switched is the target battery switching vehicle, the battery switching station performs battery switching operation on the vehicle to be switched based on the received battery information.
2. The intelligent power switching control method for the electric truck as claimed in claim 1, wherein the method comprises the following steps:
the method comprises the steps that the vehicle to be replaced acquires VIN code information of the vehicle from a vehicle controller based on a CAN bus communication mode;
the method comprises the following steps that the vehicle to be replaced acquires battery information from a BMS (battery management system) based on a CAN (controller area network) bus communication mode;
the battery information comprises battery pack capacity information, battery pack rated voltage, battery signals and battery locking structure connection state.
3. The intelligent battery replacement control method for the electric truck as claimed in claim 1, wherein the vehicle to be replaced sends its VIN code information and battery information to a battery replacement station, specifically comprising:
when the wireless communication connection between the battery replacing vehicle and the battery replacing station is successfully established, the vehicle to be replaced sends the VIN code information and the battery information of the vehicle to be replaced to the battery replacing station;
and when the wireless communication connection between the battery replacing vehicle and the battery replacing station is not established successfully, the VIN code information and the battery information of the vehicle to be replaced are sent to the battery replacing station in a code scanning or card swiping verification mode.
4. The intelligent power switching control method for the electric truck as claimed in claim 1, wherein the method comprises the following steps:
VIN code information and battery information of all target vehicles are stored in the battery swapping station, and the VIN code information and the battery information of the target vehicles correspond to each other;
the target vehicle is a vehicle capable of performing battery replacement operation in a battery replacement station.
5. The intelligent battery replacement control method for the electric truck as claimed in claim 4, wherein for the storage process of the VIN code information and the battery information in the battery replacement station, the specific steps include:
transmitting VIN code information and battery information of the target vehicle to the battery swapping station based on the inputtable device;
and the battery replacement station receives and stores the VIN code information and the battery information of the target vehicle.
6. The intelligent battery replacement control method for the electric truck as claimed in claim 5, wherein after the battery replacement station receives and stores the VIN code information and the battery information of the target vehicle, the method further comprises:
and the battery replacement station screens out the matched batteries in the battery bank aiming at each target vehicle based on the stored VIN code information and the battery information of the target vehicle and records the batteries.
7. The intelligent battery replacement control method for the electric truck as claimed in claim 1, wherein the battery replacement station performs a battery replacement operation on a vehicle to be replaced based on the received battery information, and the specific steps include:
when the vehicle to be switched runs to a battery switching station, the battery switching station sends a battery switching instruction to the battery switching robot and the vehicle to be switched;
the method comprises the following steps that a vehicle to be subjected to battery replacement receives a battery replacement command and controls a power battery locking mechanism to unlock;
the battery replacement robot receives a battery replacement instruction and finds out a battery matched with a vehicle to be replaced in a battery bank based on battery information of the vehicle to be replaced;
and the battery replacing robot conveys the battery matched with the vehicle to be replaced to the vicinity of the vehicle to be replaced and performs battery replacing operation on the vehicle to be replaced.
8. An intelligent battery replacement control system for an electric truck, which is used for implementing the method of claim 1, and is characterized by comprising:
the battery replacing controller is positioned in the vehicle to be replaced and used for acquiring VIN code information and battery information of the vehicle to be replaced, establishing wireless communication connection with a wireless communication unit of the battery replacing station and sending the VIN code information and the battery information of the vehicle to be replaced to the battery replacing station;
the wireless communication unit is positioned at the battery replacement station and used for receiving the VIN code information and the battery information sent by the battery replacement controller, then driving the battery replacement station to compare the VIN code information received by the wireless communication unit with the VIN code information stored in the battery replacement station, and then driving the battery replacement robot to work when the vehicle to be replaced is the target battery replacement vehicle based on the comparison result;
and the battery replacing robot is positioned at the battery replacing station and used for finding out the battery corresponding to the battery information of the vehicle to be replaced in the battery bank and carrying out battery replacing operation on the vehicle to be replaced.
9. The intelligent power switching control system for the electric truck as claimed in claim 8, wherein:
the battery swapping controller comprises a CAN bus unit, a vehicle wireless communication unit and an unlocking controller;
the CAN bus unit is used for acquiring VIN code information and battery information of the electric vehicle to be replaced;
the vehicle wireless communication unit is used for establishing wireless communication connection with the wireless communication unit of the battery replacement station so as to send VIN code information and battery information of the vehicle to be replaced to the wireless communication unit;
the unlocking controller is used for controlling the power battery locking mechanism of the vehicle to be replaced to unlock when the battery replacing robot carries out battery replacing operation on the vehicle to be replaced.
10. The intelligent power switching control system for the electric truck as claimed in claim 8, wherein:
the power swapping station also comprises information storage equipment;
the information storage equipment is used for storing VIN code information and battery information of all target vehicles;
the target vehicle is a vehicle capable of performing battery replacement operation in a battery replacement station;
VIN code information and battery information stored in the information storage device can be imported through input equipment.
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