Rapid self-service refueling method and system based on combination of V2X and ETC

Abstract

The invention relates to a rapid self-service refueling method and system based on combination of V2X and ETC, and belongs to the technical field of Internet of Vehicles, and the method comprises the steps that an RSU broadcasts gas station information, and an OBU receives information that there is a gas station ahead; a driver uploads refueling information through the vehicle-mounted HMI, and the refueling information generates a special message set and broadcasts the special message set through the OBU; after the gas station management platform receives the information through the RSU, the optimal queuing station is calculated through a scheduling algorithm, and the optimal queuing station is sent to the OBU; after receiving the optimal queuing station, the vehicle goes to a gas station to queue for refueling; after refueling is completed, the refueling machine sends refueling information to the gas station management platform to generate an order; and sending the order to the RSU, displaying the order through the vehicle HMI, and completing payment after the driver confirms the order information. Information exchange between the vehicle and the gas station is realized based on V2X, the refueling efficiency of the gas station can be greatly improved through a scheduling algorithm, and the waiting time of a driver is shortened.

Description

Technical Field

[0001] The present invention relates to the field of vehicle networking technology, and in particular to a fast self-service refueling method and system based on V2X combined with ETC. Background Art

[0002] As the number of cars in my country continues to rise, quick refueling and payment for fuel vehicles has become an increasingly prominent problem. Traditional gas stations allow drivers to choose the gas station independently, which is inefficient and requires drivers to go to the counter to pay. Summary of the invention

[0003] In order to solve the above-mentioned problems in the prior art and improve refueling efficiency, the present invention provides a fast self-service refueling method and system based on V2X combined with ETC.

[0004] A fast self-service refueling method based on V2X combined with ETC, comprising the following steps:

[0005] Step 1: RSU broadcasts the gas station information, and OBU receives the information that there is a gas station ahead;

[0006] Step 2: The driver uploads the refueling information through the vehicle HMI, and the refueling information generates a special message set and broadcasts it through the OBU;

[0007] Step 3: After receiving the information through the RSU, the gas station management platform calculates the best queuing site through the scheduling algorithm, and sends the best queuing site to the OBU in a point-to-point manner;

[0008] Step 4: After receiving the best queue station information, the vehicle goes to the gas station to queue for refueling according to the best queue station and electronic intelligence instructions;

[0009] Step 5: After refueling is completed, the gas station sends the refueling information to the gas station management platform to generate an order;

[0010] Step 6: Send the order to the RSU and send it to the vehicle HMI display in a point-to-point manner. After the driver confirms the order information, the OBU transmits the order to the on-board ETC via Ethernet to complete the payment.

[0011] Furthermore, the refueling information includes the refueling type and the refueling amount.

[0012] Furthermore, the special message set is a point-to-point specific message set with license plate information, which is sent to the gas station RSU through the air interface.

[0013] Furthermore, the special message set is a message set containing license plate information.

[0014] Furthermore, the scheduling algorithm schedules vehicles based on the estimated arrival time of the vehicle, the amount of fuel, the type of vehicle and the type of fuel, combined with the current number and type of fueling stations, the number of queues and the amount of fueling at the gas station.

[0015] A fast self-service refueling system based on V2X combined with ETC, including RSU, OBU, vehicle-mounted ETC, vehicle-mounted HMI, electronic information board and gas station management platform;

[0016] The RSU is used to collect and transmit data between the vehicle and the gas station management platform to achieve communication between the vehicle and the gas station management platform;

[0017] The OBU processes the data uploaded by the vehicle-mounted HMI and exchanges data with the RSU;

[0018] The on-board ETC is used to pay for the refueling order information;

[0019] The vehicle-mounted HMI is used to display gas station information and order information, and the driver inputs the refueling information and confirms the order information through the vehicle-mounted HMI;

[0020] The electronic information board is used to instruct drivers to queue up for refueling;

[0021] The gas station management platform is responsible for managing gas stations, gas pumps and order information, and scheduling vehicles that need to refuel.

[0022] Furthermore, the vehicle license plate information is pre-installed in the vehicle HMI. After uploading the refueling information, the OBU uses the license plate information as a unique identifier and performs conditioning together with the refueling information to generate a special message set.

[0023] The beneficial effects of the present invention are as follows: the present invention realizes information exchange between vehicles and gas stations based on V2X, and through the scheduling algorithm, it can greatly improve the refueling efficiency of gas stations and reduce the waiting time of drivers. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a flow chart of the method of the present invention;

[0025] Figure 2 It is a system architecture diagram of the present invention. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] In this embodiment, if Figure 1 As shown, a fast self-service refueling method based on V2X combined with ETC includes the following steps:

[0028] Step 1: RSU broadcasts the gas station information, and OBU receives the information that there is a gas station ahead; and prompts "there is a gas station ahead" on the HMI;

[0029] Step 2: The driver uploads the refueling information through the vehicle HMI, and the refueling information generates a special message set and broadcasts it through the OBU; the refueling information includes the refueling type, refueling amount, etc.

[0030] Step 3: After receiving the information through the RSU, the gas station management platform calculates the best queuing site through the scheduling algorithm, and sends the best queuing site to the OBU in a point-to-point manner;

[0031] Step 4: After receiving the best queue station information, the vehicle goes to the gas station to queue for refueling according to the best queue station and electronic intelligence instructions;

[0032] Step 5: After refueling is completed, the gas station sends the refueling information to the gas station management platform to generate an order;

[0033] Step 6: Send the order to the RSU and send it to the vehicle HMI display in a point-to-point manner. After the driver confirms the order information, the OBU transmits the order to the on-board ETC via Ethernet to complete the payment.

[0034] In this embodiment, the main transmission data of OBU is shown in Table 1.

[0035] Table 1

[0036]

[0037] The special message set is a point-to-point specific message set with license plate information, which is sent to the gas station RSU through the air interface.

[0038] The special message set is a message set with license plate information.

[0039] The dispatch algorithm dispatches vehicles based on the estimated arrival time of the vehicle, the amount of fuel, the vehicle type and the type of fuel, combined with the current number and type of fuel stations, the number of queues and the amount of fuel at the gas station. Specifically:

[0040] Calculate the estimated arrival time of the vehicle: T = Tc + Dis / Speed,

[0041] Where, T is the estimated arrival time; Tc is the current time, Speed ​​is the current speed of the vehicle; Dis is the relative distance;

[0042]

[0043] d = R·c,

[0044] Among them, φ1 and φ2 represent the latitude of the vehicle and the gas station respectively, Δφ represents the difference between the latitude of the vehicle and the gas station, Δλ is the difference between the longitude of the vehicle and the gas station, R represents the radius of the earth, a and c are intermediate variables; d represents the distance Dis between the vehicle and the gas station;

[0045] Calculate refueling time: T f =Fa / Fr,

[0046] Among them, T f represents the refueling time, Fa is the refueling amount, and Fr is the refueling rate;

[0047] Statistics of the total waiting time at the current gas station:

[0048]

[0049] Among them, T t is the total refueling time at a station, n is the number of cars in the queue, W k Estimated refueling time for vehicles in queue;

[0050] Calculate the total waiting time: Total = T + T f +Tt,

[0051] Among them, Total represents the total waiting time, T represents the estimated arrival time, and T f represents the refueling time, Tt represents the total refueling time at a certain station;

[0052] Determine the queuing station: calculate the total estimated queuing time for each station, sort the queuing times of each station, and find the gas station with the shortest queuing time, which is the gas station you need to queue at.

[0053] In this embodiment, if Figure 2 As shown, a fast self-service refueling system based on V2X combined with ETC includes RSU, OBU, vehicle-mounted ETC, vehicle-mounted HMI, electronic information board and gas station management platform;

[0054] The RSU is used to collect and transmit data between the vehicle and the gas station management platform to achieve communication between the vehicle and the gas station management platform;

[0055] The OBU processes the data uploaded by the vehicle-mounted HMI and exchanges data with the RSU;

[0056] The on-board ETC is used to pay for the refueling order information;

[0057] The vehicle-mounted HMI is used to display gas station information and order information, and the driver inputs the refueling information and confirms the order information through the vehicle-mounted HMI;

[0058] The electronic information board is used to instruct drivers to queue up for refueling;

[0059] The gas station management platform is responsible for managing gas stations, gas pumps and order information, and scheduling vehicles that need to refuel.

[0060] After the HMI displays the information of the gas station ahead, the driver selects the refueling amount and refueling type on the HMI, which is then sent to the RSU by the onboard OBU. The RSU performs algorithm matching based on the estimated arrival time of the vehicle, the refueling amount, the vehicle type, the refueling type, and the current queue situation of the gas station, and sends the queued gas stations to the vehicle point-to-point. After the vehicle arrives at the designated station according to the license plate information on the station's electronic signboard, and refueling is completed after the license plate is entered in the gas station, the gas station management platform receives the refueling information and completes the billing, and sends the information to the RSU. After receiving the refueling information, the onboard OBU sends it to ETC for payment, completing this refueling service.

[0061] Among them, the vehicle's license plate information is pre-installed in the on-board HMI. After uploading the refueling information, the OBU uses the license plate information as a unique identifier and combines it with the refueling information to generate a special message set.

[0062] In the description of the embodiments of the present invention, the terms "first", "second", "third", and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first", "second", "third", and "fourth" may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0063] In the description of the embodiments of the present invention, the term "and / or" herein only describes the association relationship of associated objects, indicating that three relationships may exist. For example, A and / or B may represent: A exists alone, A and B exist at the same time, and B exists alone. In addition, the character " / " herein generally indicates that the associated objects before and after are in an "or" relationship.

[0064] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fast self-service refueling method based on V2X combined with ETC, characterized in that: The following steps are involved: Step 1: RSU broadcasts the gas station information, and OBU receives the information that there is a gas station ahead; Step 2: The driver uploads the refueling information through the vehicle HMI, and the refueling information generates a special message set and broadcasts it through the OBU; Step 3: After receiving the information through the RSU, the gas station management platform calculates the best queuing site through the scheduling algorithm, and sends the best queuing site to the OBU in a point-to-point manner; Step 4: After receiving the best queue station information, the vehicle goes to the gas station to queue for refueling according to the best queue station and electronic intelligence instructions; Step 5: After refueling is completed, the gas station sends the refueling information to the gas station management platform to generate an order; Step 6: Send the order to the RSU and send it to the vehicle HMI display in a point-to-point manner. After the driver confirms the order information, the OBU transmits the order to the on-board ETC via Ethernet to complete the payment.

2. According to claim 1, a fast self-service refueling method based on V2X combined with ETC is characterized in that: The refueling information includes the refueling type and the refueling amount.

3. According to claim 1, a fast self-service refueling method based on V2X combined with ETC is characterized in that: The special message set is a point-to-point specific message set with license plate information, which is sent to the gas station RSU through the air interface.

4. According to claim 1, a fast self-service refueling method based on V2X combined with ETC is characterized in that: The special message set is a message set containing license plate information.

5. According to claim 1, a fast self-service refueling method based on V2X combined with ETC is characterized in that: The scheduling algorithm schedules vehicles based on the estimated arrival time of the vehicle, the amount of fuel, the type of vehicle and the type of fuel, combined with the current number and type of fuel stops, the number of queues and the amount of fuel at the gas station.

6. A fast self-service refueling system based on V2X combined with ETC, applying a fast self-service refueling method based on V2X combined with ETC as claimed in any one of claims 1 to 5, characterized in that: The system includes RSU, OBU, on-board ETC, on-board HMI, electronic information board and gas station management platform; The RSU is used to collect and transmit data between the vehicle and the gas station management platform to achieve communication between the vehicle and the gas station management platform; The OBU processes the data uploaded by the vehicle-mounted HMI and exchanges data with the RSU; The on-board ETC is used to pay for the refueling order information; The vehicle-mounted HMI is used to display gas station information and order information, and the driver inputs the refueling information and confirms the order information through the vehicle-mounted HMI; The electronic information board is used to instruct drivers to queue up for refueling; The gas station management platform is responsible for managing gas stations, gas pumps and order information, and scheduling vehicles that need to refuel.

7. A fast self-service refueling system based on V2X combined with ETC according to claim 6, characterized in that: The vehicle license plate information is pre-installed in the vehicle HMI. After uploading the refueling information, the OBU uses the license plate information as a unique identifier and performs conditioning together with the refueling information to generate a special message set.

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