Smart refill assistant for electric vehicles

• US 10,699,305 B2
• Filed: 12/28/2016
• Issued: 06/30/2020
• Est. Priority Date: 11/21/2016
• Status: Active Grant

• Current Assignee: NIO Technology Company Limited (Shanghai Anbin Technology Co., Ltd.)
• Original Assignee: Nio Usa Inc.
• Inventors: Ricci, Christopher P.
• Primary Examiner(s): Sarwar, Babar
• Application Number:
  US15/393,072
• Publication Number:
  US 20180143035A1
• Time in Patent Office: 1,280 Days
• CPC Class Codes: A61B 5/01 Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue clinical contact thermometers G01K13/20
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• CPC Class Codes: B60S 1/62 Other vehicle fittings for cleaning
• CPC Class Codes: B60W 10/00 Conjoint control of vehicle sub-units of different type or different function for propulsion of purely electrically-propelled vehicles with power supplied within the vehicle B60L50/00 - B60L58/00
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• CPC Class Codes: B60W 10/06 including control of combustion engines
• CPC Class Codes: B60W 10/08 including control of electric propulsion units, e.g. motors or generators
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• CPC Class Codes: B60W 2050/0004 In digital systems, e.g. discrete-time systems involving sampling
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• CPC Class Codes: B60W 2510/08 : Electric propulsion units
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• CPC Class Codes: B60W 40/08 : related to drivers or passengers
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• CPC Class Codes: B60W 50/0098 : Details of control systems ensuring comfort, safety or stability not otherwise provided for
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• CPC Class Codes: B60W 60/0027 : using trajectory prediction for other traffic participants
• CPC Class Codes: B62D 15/00 : Steering not otherwise provided for
• CPC Class Codes: B62D 15/0265 : Automatic obstacle avoidance by steering
• CPC Class Codes: G01C 21/3407 : specially adapted for specific applications
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• CPC Class Codes: G01C 21/3469 : Fuel consumption; Energy use; Emission aspects
• CPC Class Codes: G01C 21/3484 : Personalized, e.g. from learned user behaviour or user-defined profiles
• CPC Class Codes: G01C 21/3492 : employing speed data or traffic data, e.g. real-time or historical traffic control systems for road vehicles involving transmission of navigation instructions to the vehicle G08G1/0968
• CPC Class Codes: G01C 21/3682 : output of POI information on a road map G01C21/3614, G01C21/3685 take precedence
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• CPC Class Codes: G01C 21/3697 : Output of additional, non-guidance related information, e.g. low fuel level G01C21/3679 takes precedence
• CPC Class Codes: G01S 13/862 : Combination of radar systems with sonar systems
• CPC Class Codes: G01S 13/865 : Combination of radar systems with lidar systems
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• CPC Class Codes: G01S 13/87 : Combinations of radar systems, e.g. primary radar and secondary radar
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• CPC Class Codes: G01S 2007/4977 : including means to prevent or remove the obstruction
• CPC Class Codes: G01S 2013/9316 : combined with communication equipment with other vehicles or with base stations
• CPC Class Codes: G01S 2013/9318 : Controlling the steering
• CPC Class Codes: G01S 2013/93185 : Controlling the brakes
• CPC Class Codes: G01S 2013/9319 : Controlling the accelerator
• CPC Class Codes: G01S 2013/932 : using own vehicle data, e.g. ground speed, steering wheel direction
• CPC Class Codes: G01S 2013/9322 : using additional data, e.g. driver condition, road state or weather data
• CPC Class Codes: G01S 2013/9325 : for inter-vehicle distance regulation, e.g. navigating in platoons
• CPC Class Codes: G01S 2013/93271 : in the front of the vehicles
• CPC Class Codes: G01S 2013/93272 : in the back of the vehicles
• CPC Class Codes: G01S 2013/93273 : on the top of the vehicles
• CPC Class Codes: G01S 2013/93274 : on the side of the vehicles
• CPC Class Codes: G01S 2013/93275 : in the bumper area
• CPC Class Codes: G01S 7/4021 : of receivers
• CPC Class Codes: G01S 7/4043 : including means to prevent or remove the obstruction
• CPC Class Codes: G01S 7/497 : Means for monitoring or calibrating
• CPC Class Codes: G02B 27/0006 : with means to keep optical surfaces clean, e.g. by preventing or removing dirt, stains, contamination, condensation G02B1/18 takes precedence; cleaning in general B08B
• CPC Class Codes: G05D 1/0212 : with means for defining a desired trajectory involving a plurality of land vehicles G05D1/0287
• CPC Class Codes: G05D 1/0276 : using signals provided by a source external to the vehicle involving a plurality of vehicles G05D1/0287; automatically controlling vehicle speed responsive to externally generated signals B60K31/0058
• CPC Class Codes: G05D 1/228 : Command input arrangements located on-board unmanned vehicles
• CPC Class Codes: G05D 1/247 : using signals provided by artificial sources external to the vehicle, e.g. navigation beacons
• CPC Class Codes: G05D 1/617 : Safety or protection, e.g. defining protection zones around obstacles or avoiding hazards arrangements for controlling the position or course of two or more vehicles for avoiding collisions therebetween G05D1/693; arrangements for reacting to or preventing system or operator failure G05D1/80
• CPC Class Codes: G05D 1/646 : Following a predefined trajectory, e.g. a line marked on the floor or a flight path
• CPC Class Codes: G05D 1/81 : Handing over between on-board automatic and on-board manual control
• CPC Class Codes: G06F 16/29 : Geographical information databases
• CPC Class Codes: G06F 16/95 : Retrieval from the web
• CPC Class Codes: G06Q 30/0266 : based on the position of the vehicle
• CPC Class Codes: G06Q 30/0269 : based on user profile or attribute
• CPC Class Codes: G07C 5/0808 : Diagnosing performance data testing of vehicles G01M17/00; testing of electrical installation on vehicles G01R31/005
• CPC Class Codes: G08G 1/161 : Decentralised systems, e.g. inter-vehicle communication
• CPC Class Codes: G08G 1/163 : involving continuous checking
• CPC Class Codes: G08G 1/164 : Centralised systems, e.g. external to vehicles
• CPC Class Codes: G08G 1/165 : for passive traffic, e.g. including static obstacles, trees
• CPC Class Codes: G08G 1/166 : for active traffic, e.g. moving vehicles, pedestrians, bikes

Abstract

Systems of an electrical vehicle and the operations thereof are provided.

Claims

1. A rechargeable electric vehicle, comprising:

an automatic vehicle location system that, based on input from a satellite location system, determines a current spatial location of the rechargeable electric vehicle relative to a selected coordinate system;

a graphical user interface to display map information to an operator of the rechargeable electric vehicle;

an electrical storage unit that stores and provides electrical energy to propel the rechargeable electric vehicle; and

a vehicle navigation system that, determines a driving range of the rechargeable electric vehicle based on a current state of the electrical storage unit, communicates with a plurality of charging stations in the driving range of the rechargeable electric vehicle, receives station information from the plurality of charging stations comprising an availability of each charging station in the plurality of charging stations, a charging type of each charging station in the plurality of charging stations, and information about a charging panel type for each charging station in the plurality of charging stations, determines whether a charging panel type for an available charging station in the plurality of charging stations is compatible with the electrical storage unit, selects the available charging station to provide a charge to the rechargeable electric vehicle based on determining that the charging panel type for the available charging station is compatible with the electrical storage unit, reserves the available charging station for the rechargeable electric vehicle to receive the charge, and displays a route to the operator via the graphical user interface, the route providing directions to the available charging station along a portion of the route and within the driving range of the rechargeable electric vehicle.

2. The rechargeable electric vehicle of claim 1, wherein electing the available charging station is based on an available time for the rechargeable electric vehicle to receive the charge from the available charging station and on the charging type of the available charging station.

3. The rechargeable electric vehicle of claim 2, wherein the vehicle navigation system or the map database manager in communication with the vehicle navigation system determines the current state of the electrical storage unit based on one or more of battery classification for the electrical storage unit, C- and/or E-rates for the electrical storage unit, stored energy capacity or nominal capacity of the electrical storage unit, energy or nominal energy (Wh for a specific C-rate) for the electrical storage unit, cycle life (number for a specific depth of charge) of the electrical storage unit, specific energy of the electrical storage unit, specific power of the electrical storage unit, energy density of the electrical storage unit, power density of the electrical storage unit, maximum continuous discharge current of the electrical storage unit, maximum 30-second discharge pulse current of the electrical storage unit, charge voltage of the electrical storage unit, float voltage of the electrical storage unit, (recommended) charge current of the electrical storage unit, (maximum) internal resistance of the electrical storage unit, terminal voltage of the electrical storage unit, open-circuit voltage of the electrical storage unit, internal resistance of the electrical storage unit, nominal voltage of the electrical storage unit, cut-off voltage of the electrical storage unit, winding temperature of the electrical storage unit, voltage level of the electrical storage unit, output electrical current of the electrical storage unit, electrical current direction of flow, leakage current of the electrical storage unit, temperature of the electrical storage unit, depth-of-charge of the electrical storage unit, state-of-charge of the electrical storage unit, state-of-health of the electrical storage unit, and state-of-function of the electrical storage unit.

4. The rechargeable electric vehicle of claim 2, wherein the vehicle navigation system or the map database manager selects the available charging station based on a charge rate of the available charging station, a cost charged by the available charging station to provide the charge to the electrical storage unit, and an expected vehicle waiting time to receive the charge from the available charging station.

5. The rechargeable electric vehicle of claim 1, wherein the vehicle navigation system or a map database manager in communication with the vehicle navigation system selects the displayed route from among plural routes based on one or more of current operator driving behavior, historical operator driving behavior, and historical operator route preferences.

6. The rechargeable electric vehicle of claim 5, wherein the vehicle navigation system or a map database manager in communication with the vehicle navigation system selects the displayed route from among plural routes and wherein the vehicle navigation system or the map database manager determines and assigns, for at least part of each of the plural routes and using an aggregate energy usage or consumption indicator for the at least part of the respective one of the plural routes, an expected, projected, or probable energy usage required to travel the at least part of the respective one of the plural routes and, based on the expected, projected, or probable energy usage required to travel the at least part of the respective one of the plural routes, determines for the at least part of the respective one of the plural routes a distance the rechargeable electric vehicle can travel without recharging the electrical storage unit or along which the available charging station must be located to recharge the electrical storage unit.

7. The rechargeable electric vehicle of claim 6, wherein the aggregate energy usage or consumption indicator is based on a roadway surface condition of the at least part of the respective one of the plural routes, roadway topography of the at least part of the respective one of the plural routes, traffic congestion level along the at least part of the respective one of the plural routes, and a predicted speed of travel along the at least part of the respective one of the plural routes.

8. A method, comprising:

determining, by an automatic vehicle location system of a rechargeable electric vehicle and, based on input from a satellite location system, a current spatial location of the rechargeable electric vehicle relative to a selected coordinate system;

determining, by a processor of a vehicle navigation system in communication with the vehicle navigation system and based on a current state of an electrical storage unit on board the rechargeable electric vehicle, a driving range of the rechargeable electric vehicle;

communicating, by the processor of the vehicle navigation system, with a plurality of charging stations in the driving range of the rechargeable electric vehicle;

receiving, by the processor of the vehicle navigation system, station information from the plurality of charging stations comprising an availability of each charging station in the plurality of charging stations, a charging type of each charging station in the plurality of charging stations, and information about a charging panel type for each charging station in the plurality of charging stations;

determining, by the processor of the vehicle navigation system, whether a charging panel type for an available charging station in the plurality of charging stations is compatible with the electrical storage unit;

selecting by the processor of the vehicle navigation system, the available charging station to provide a charge to the rechargeable electric vehicle based on determining that the charging panel type for the available charging station is compatible with the electrical storage unit;

reserving, by the processor of the vehicle navigation system, the available charging station for the rechargeable electric vehicle to receive the charge;

determining, by the processor of the vehicle navigation system, a route for display to the operator, the route providing directions to the available charging station along a portion of the route and within the driving range of the rechargeable electric vehicle; and

displaying the route by a graphical user interface of the rechargeable electric vehicle.

9. The method of claim 8, wherein selecting the available charging station is based on an available time for the rechargeable electric vehicle to receive the charge from the available charging and on the charging type of the available charging station.

10. The method of claim 9, wherein the vehicle navigation system determines the current state of the electrical storage unit based on one or more of battery classification for the electrical storage unit, C- and/or E-rates for the electrical storage unit, stored energy capacity or nominal capacity of the electrical storage unit, energy or nominal energy (Wh for a specific C-rate) for the electrical storage unit, cycle life (number for a specific depth of charge) of the electrical storage unit, specific energy of the electrical storage unit, specific power of the electrical storage unit, energy density of the electrical storage unit, power density of the electrical storage unit, maximum continuous discharge current of the electrical storage unit, maximum 30-second discharge pulse current of the electrical storage unit, charge voltage of the electrical storage unit, float voltage of the electrical storage unit, (recommended) charge current of the electrical storage unit, (maximum) internal resistance of the electrical storage unit, terminal voltage of the electrical storage unit, open-circuit voltage of the electrical storage unit, internal resistance of the electrical storage unit, nominal voltage of the electrical storage unit, cut-off voltage of the electrical storage unit, winding temperature of the electrical storage unit, voltage level of the electrical storage unit, output electrical current of the electrical storage unit, electrical current direction of flow, leakage current of the electrical storage unit, temperature of the electrical storage unit, depth-of-charge of the electrical storage unit, state-of-charge of the electrical storage unit, state-of-health of the electrical storage unit, and state-of-function of the electrical storage unit.

11. The method of claim 9, wherein selecting the available charging station is based on a charge rate of the available charging station, a cost charged by the available charging station to provide the charge to the electrical storage unit, and an expected vehicle waiting time to receive the charge from the available charging station.

12. The method of claim 8, wherein the vehicle navigation system or a map database manager in communication with the vehicle navigation system selects the displayed route from among plural routes based on one or more of current operator driving behavior, historical operator driving behavior, and historical operator route preferences.

13. The method of claim 12, wherein the vehicle navigation system or the map database manager in communication with the vehicle navigation system selects the displayed route from among plural routes and wherein the vehicle navigation system or the map database manager determines and assigns, for at least part of each of the plural routes and using an aggregate energy usage or consumption indicator for the at least part of the respective one of the plural routes, an expected, projected, or probable energy usage required to travel the at least part of the respective one of the plural routes and, based on the expected, projected, or probable energy usage required to travel the at least part of the respective one of the plural routes, determines for the at least part of the respective one of the plural routes a distance the rechargeable electric vehicle can travel without recharging the electrical storage unit or along which the available charging station must be located to recharge the electrical storage unit.

14. The method of claim 13, wherein the aggregate energy usage or consumption indicator is based on a roadway surface condition of the at least part of the respective one of the plural routes, roadway topography of the at least part of the respective one of the plural routes, traffic congestion level along the at least part of the respective one of the plural routes, and a predicted speed of travel along the at least part of the respective one of the plural routes.

15. A navigation system, comprising:

a map database comprising spatial roadway map information; and

a processor, in communication with the map database, to receive a current spatial location of a rechargeable electric vehicle relative to a selected coordinate system, determine a driving range of the rechargeable electric vehicle based on a current state of an electrical storage unit of the rechargeable electric vehicle, communicate with a plurality of charging stations in the driving range of the rechargeable electric vehicle, receive station information from the plurality of charging stations comprising an availability of each charging station in the plurality of charging stations, a charging type of each charging station in the plurality of charging stations, and information about a charging panel type for each charging station in the plurality of charging stations, determine whether a charging panel type for an available charging station in the plurality of charging stations is compatible with the electrical storage unit, select the available charging station to provide a charge to the rechargeable electric vehicle based on determining that the charging panel type for the available charging station is compatible with the electrical storage unit, reserve the available charging station for the rechargeable electric vehicle to receive a charge, and provide for display to an operator of the rechargeable electric vehicle, based on a current state of an electrical storage unit of the rechargeable electric vehicle, a route to the operator by a graphical user interface of the rechargeable electric vehicle, the route providing directions to the available charging station along a portion of the route and within the driving range of the rechargeable electric vehicle.

16. The navigation system of claim 15, wherein the processor selects the available charging station based on an available time for the rechargeable electric vehicle to receive the charge from the available charging station and on the charging type of the available charging station.

17. The navigation system of claim 16, wherein the processor determines the current state of the electrical storage unit based on one or more of battery classification for the electrical storage unit, C- and/or E-rates for the electrical storage unit, stored energy capacity or nominal capacity of the electrical storage unit, energy or nominal energy (Wh for a specific C-rate) for the electrical storage unit, cycle life (number for a specific depth of charge) of the electrical storage unit, specific energy of the electrical storage unit, specific power of the electrical storage unit, energy density of the electrical storage unit, power density of the electrical storage unit, maximum continuous discharge current of the electrical storage unit, maximum 30-second discharge pulse current of the electrical storage unit, charge voltage of the electrical storage unit, float voltage of the electrical storage unit, (recommended) charge current of the electrical storage unit, (maximum) internal resistance of the electrical storage unit, terminal voltage of the electrical storage unit, open-circuit voltage of the electrical storage unit, internal resistance of the electrical storage unit, nominal voltage of the electrical storage unit, cut-off voltage of the electrical storage unit, winding temperature of the electrical storage unit, voltage level of the electrical storage unit, output electrical current of the electrical storage unit, electrical current direction of flow, leakage current of the electrical storage unit, temperature of the electrical storage unit, depth-of-charge of the electrical storage unit, state-of-charge of the electrical storage unit, state-of-health of the electrical storage unit, and state-of-function of the electrical storage unit.

18. The navigation system of claim 16, wherein the processor selects the available charging station based on a charge rate of the available charging station, a cost charged by the available charging station to provide the charge to the electrical storage unit, and an expected vehicle waiting time to receive the charge from the available charging station.

19. The navigation system of claim 15, wherein the processor selects the displayed route from among plural routes based on one or more of current operator driving behavior, historical operator driving behavior, and historical operator route preferences.

20. The navigation system of claim 19, wherein the processor selects the displayed route from among plural routes and wherein the vehicle navigation system or the map database manager determines and assigns, for at least part of each of the plural routes and using an aggregate energy usage or consumption indicator for the at least part of the respective one of the plural routes, an expected, projected, or probable energy usage required to travel the at least part of the respective one of the plural routes and, based on the expected, projected, or probable energy usage required to travel the at least part of the respective one of the plural routes, determines for the at least part of the respective one of the plural routes a distance the rechargeable electric vehicle can travel without recharging the electrical storage unit or along which the available charging station must be located to recharge the electrical storage unit.

21. The navigation system of claim 20, wherein the aggregate energy usage or consumption indicator is based on a roadway surface condition of the at least part of the respective one of the plural routes, roadway topography of the at least part of the respective one of the plural routes, traffic congestion level along the at least part of the respective one of the plural routes, and a predicted speed of travel along the at least part of the respective one of the plural routes.