Dynamically limiting vehicle operation for best effort economy
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G07C-005/08
B60L-001/00
B60L-001/02
B60L-001/14
B60L-003/00
B60L-007/06
B60L-007/14
B60L-007/22
B60L-011/00
B60L-011/18
B60L-015/20
G01C-021/34
G01C-021/36
G06F-003/06
G06Q-010/02
G06Q-030/02
G07C-005/00
H01M-010/42
H01M-010/44
H01M-010/48
H02J-004/00
H02J-007/00
E05B-081/56
G06Q-030/06
출원번호
US-0559264
(2012-07-26)
등록번호
US-9437058
(2016-09-06)
발명자
/ 주소
Luke, Hok-Sum Horace
Taylor, Matthew Whiting
출원인 / 주소
Gogoro Inc.
대리인 / 주소
Seed IP Law Group PLLC
인용정보
피인용 횟수 :
1인용 특허 :
90
초록▼
Vehicle operation (e.g., speed, acceleration) may be limited based on various conditions such as a current charge condition of an electrical energy storage devices (e.g., batteries, super- or ultracapacitors), history of such, conditions related to the vehicle (e.g., mileage, weight, size, drag coef
Vehicle operation (e.g., speed, acceleration) may be limited based on various conditions such as a current charge condition of an electrical energy storage devices (e.g., batteries, super- or ultracapacitors), history of such, conditions related to the vehicle (e.g., mileage, weight, size, drag coefficient), a driver or operator of the vehicle (e.g., history with respect to speed, acceleration, mileage) and/or environmental conditions (e.g., ambient temperature, terrain). A controller may control operation of one or more power converters to limit current and/or voltage supplied to a traction electric motor, accordingly.
대표청구항▼
1. A method of operating a vehicle having a prime mover powered by a main electrical power storage device, the method comprising: determining an estimated range of the vehicle based at least in part on at least one electrical characteristic of the main electrical power storage device at a present ti
1. A method of operating a vehicle having a prime mover powered by a main electrical power storage device, the method comprising: determining an estimated range of the vehicle based at least in part on at least one electrical characteristic of the main electrical power storage device at a present time;determining at least an estimate of at least one travel distance between a present location and at least one destination;comparing the determined travel distance with the determined estimated range, wherein the comparing the determined travel distance with the determined estimated range includes determining whether the estimated range is within a defined threshold of the determined travel distance, the defined threshold determined based on one or more of: operation or condition of the vehicle at the present time and operation or condition of a driver of the vehicle at the present;receiving information regarding a determination made by a backend system located remotely from the vehicle whether to limit an operational characteristic of the prime mover of the vehicle based at least in part on a result of the comparison of the determined travel distance and the determined estimated range, wherein the determining an estimated range of the vehicle based at least in part on at least one electrical characteristic of the main electrical power storage device at a present time includes the backend system located remotely from the vehicle determining the estimated range of the vehicle based at least in part on a historical profile for the main electrical power storage device;receiving a determination made by the backend system located remotely from the vehicle to not limit the operational characteristic of the prime mover of the vehicle based at least in part on a result of the comparison of the determined travel distance and the determined estimated range;determining a new estimated range of the vehicle;determining a new estimate of at least one travel distance between a new present location and at least one new destination;receiving a determination made by the backend system located remotely from the vehicle to limit an operational characteristic of the prime mover of the vehicle based at least in part on a comparison between the determined travel distance with the determined new estimated range; andlimiting the operational characteristic of the prime mover of the vehicle in response to the determination made by the backend system located remotely from the vehicle to limit the operational characteristic of the prime mover of the vehicle. 2. The method of claim 1, further comprising: limiting, by a controller in a control circuit in the vehicle, at least one operational characteristic of the prime mover of the vehicle in response to the determination made by the backend system located remotely from the vehicle. 3. The method of claim 2 wherein limiting at least one operational characteristic of the prime mover of the vehicle in response to the determination made by the backend system located remotely from the vehicle includes limiting a speed of the vehicle. 4. The method of claim 2 wherein limiting at least one operational characteristic of the prime mover of the vehicle in response to the determination made by the backend system located remotely from the vehicle includes limiting an acceleration of the vehicle. 5. The method of claim 1 wherein the prime mover is an electric motor, and further comprising: limiting, by a controller in a control circuit in the vehicle, a voltage supplied to the electric motor of the vehicle in response to the backend system located remotely from the vehicle determining that the determined travel distance is more than the determined estimated range. 6. The method of claim 1 wherein the prime mover is an electric motor, and further comprising: limiting, by a controller in a control circuit in the vehicle, a current supplied to the electric motor of the vehicle in response to the backend system located remotely from the vehicle determining that the determined travel distance is more than the determined estimated range. 7. The method of claim 1, further comprising: adjusting, by a controller in a control circuit in the vehicle, a temperature of the main electrical power storage device in response to the backend system located remotely from the vehicle determining that the determined travel distance is more than the determined estimated range. 8. The method of claim 1, further comprising: ceasing, by a controller in a control circuit in the vehicle, a supply of power to at least one non-essential component of the vehicle in response to the backend system located remotely from the vehicle determining that the determined travel distance is more than the determined estimated range. 9. The method of claim 1 wherein determining an estimated range of the vehicle based at least in part on at least one electrical characteristic of the main electrical power storage device at a present time includes the backend system located remotely from the vehicle determining the estimated range of the vehicle based at least in part on a charge level of the main electrical power storage device at the present time. 10. The method of claim 1 wherein determining an estimated range of the vehicle based at least in part on at least one electrical characteristic of the main electrical power storage device at a present time includes the backend system located remotely from the vehicle determining the estimated range of the vehicle based at least in part on at least one characteristic of the vehicle. 11. The method of claim 1 wherein determining an estimated range of the vehicle based at least in part on at least one electrical characteristic of the main electrical power storage device at a present time includes the backend system located remotely from the vehicle determining the estimated range of the vehicle based at least in part on a historical driving pattern of the vehicle. 12. The method of claim 1 wherein determining an estimated range of the vehicle based at least in part on at least one electrical characteristic of the main electrical power storage device at a present time includes the backend system located remotely from the vehicle determining the estimated range of the vehicle based at least in part on a historical driving pattern of a driver of the vehicle at the present time. 13. The method of claim 1 wherein determining an estimated range of the vehicle based at least in part on at least one electrical characteristic of the main electrical power storage device at a present time includes the backend system located remotely from the vehicle determining the estimated range of the vehicle based at least in part on a least one environmental parameter of an environment in which the vehicle is operated at the present time. 14. The method of claim 1 wherein determining at least an estimate of at least one travel distance between a present location and at least one destination includes the backend system located remotely from the vehicle determining a travel distance between the present location and at least one location having a replacement for the main electrical power storage device. 15. The method of claim 1 wherein determining at least an estimate of at least one travel distance between a present location and at least one destination includes the backend system located remotely from the vehicle determining a shortest distance between the present location and the at least one destination on roads along which the vehicle may travel. 16. The method of claim 1 wherein determining at least an estimate of at least one travel distance between a present location and at least one destination includes the backend system located remotely from the vehicle accounting for at least one elevational change between the present location and the at least one destination. 17. The method of claim 1 wherein comparing the determined travel distance with the determined estimated range includes the backend system located remotely from the vehicle determining whether the estimated range is within the defined threshold of the determined travel distance. 18. The method of claim 17 wherein the determination made by the backend system located remotely from the vehicle of whether to limit an operational characteristic of the prime mover of the vehicle based at least in part on a result of the comparison of the determined travel distance and the determined estimated range includes a determination made by the backend system located remotely from the vehicle whether to limit at least one of a speed or an acceleration of the vehicle in response to the estimated range being within the defined threshold of the determined travel distance. 19. A vehicle, comprising: a prime mover coupled to drive at least one wheel of the vehicle;a main electrical power storage device that stores power; a power supply coupled and operable to selectively transfer electrical power between the main electrical power storage device and the prime mover; anda controller communicatively coupled to control the power supply, wherein the controller receives a determination made by a backend system located remotely from the vehicle to not limit an operational characteristic of the prime mover of the vehicle based at least in part on a result of a comparison of a determined travel distance and a determined estimated range made by the backend system located remotely form the vehicle, wherein comparison of the determined travel distance with the determined estimated range includes a determination of whether the estimated range is within a defined threshold of the determined travel distance, the defined threshold determined based on one or more of: operation or condition of the vehicle at the present time and operation or condition of a driver of the vehicle at the present time, wherein the controller limits at least one operational characteristic of the prime mover of the vehicle in response to a result of a determination by the backend system located remotely from the vehicle to limit the operational characteristic of the prime mover of the vehicle based on a determination made of a new estimated range of the vehicle based at least in part on a historical profile for the main electrical power storage device and a comparison by the backend system located remotely from the vehicle of the new determined estimated range of the vehicle at a present time and a new determined travel distance between a present location of the vehicle and at least one destination. 20. The vehicle of claim 19 wherein the controller further: sends information to the backend system located remotely from the vehicle for the backend system to determine the estimated range of the vehicle based at least in part on at least one electrical characteristic of the main electrical power storage device at the present time;sends information to the backend system located remotely from the vehicle for the backend system to determine the travel distance between a present location and at least one destination; andreceives information from the backend system located remotely from the vehicle as result of a determination made by the backend system of whether to limit the operational characteristic of the prime mover of the vehicle based at least in part on the result of the comparison by the backend system located remotely from the vehicle of the determined travel distance and the determined estimated range. 21. The vehicle of claim 19 wherein the prime mover is an electric motor and the controller applies control signals to the power supply that limit a voltage supplied to the electric motor of the vehicle in response to a determination by the backend system of whether to limit the operational characteristic. 22. The vehicle of claim 19 wherein the prime mover is an electric motor and the controller applies control signals to the power supply that limit a current supplied to the electric motor of the vehicle in response to a determination by the backend system of whether to limit the operational characteristic. 23. The vehicle of claim 19 wherein the controller ceases a supply of power to at least one non-essential component of the vehicle in response to a determination by the backend system of whether to limit the operational characteristic. 24. The vehicle of claim 19 wherein the backend system determines the estimated range of the vehicle based at least in part on a charge level of the main electrical power storage device at the present time of whether to limit the operational characteristic. 25. The vehicle of claim 19 wherein the backend system determines the estimated range of the vehicle based at least in part on at least one characteristic of the vehicle. 26. The vehicle of claim 19 wherein the backend system determines the estimated range of the vehicle based at least in part on a historical driving pattern of the vehicle. 27. The vehicle of claim 19 wherein the backend system determines the estimated range of the vehicle based at least in part on a historical driving pattern of a driver of the vehicle at the present time. 28. The vehicle of claim 19 wherein the backend system determines the estimated range of the vehicle based at least in part on a least one environmental parameter of an environment in which the vehicle is operated at the present time. 29. The vehicle of claim 19 wherein the backend system determines the estimated range of the vehicle based at least in part on at least one elevational change between the present location and the at least one destination. 30. The vehicle of claim 19 wherein the controller determines the travel distance between the present location and at least one location having a replacement for the main electrical power storage device. 31. The vehicle of claim 19 wherein the controller determines a shortest distance between the present location and the at least one destination along roads along which the vehicle may travel. 32. The vehicle of claim 19 wherein the controller determines whether the estimated range is within the defined threshold of the determined travel distance. 33. The vehicle of claim 19 wherein the controller limits at least one of a speed or an acceleration of the vehicle in response to the estimated range being within the defined threshold of the determined travel distance. 34. The vehicle of claim 19, wherein: the controller determines whether an operator of the vehicle has selected to override the limiting of the at least one operational characteristic of the prime mover of the vehicle that was performed in response to the determination by the backend system located remotely from the vehicle to limit the operational characteristic of the prime mover of the vehicle; andif the controller determines that the operator of the vehicle has selected to override the limiting of the at least one operational characteristic of the prime mover of the vehicle, then the controller stops the limiting of the at least one operational characteristic of the prime mover of the vehicle in response to the determination that the operator of the vehicle has selected to override the limiting of the at least one operational characteristic of the prime mover of the vehicle. 35. The vehicle of claim 34, further comprising: an operable control that allows the operator to make the selection to override the limiting of the at least one operational characteristic of the prime mover of the vehicle that was performed in response to the determination by the backend system located remotely from the vehicle. 36. A method in a backend system for limiting vehicle operation located remotely from the vehicle, the method comprising: comparing, by a controller in the backend system for limiting vehicle operation located remotely from the vehicle, a determined estimated range of the vehicle with a determined travel distance between a present location of the vehicle and at least one destination of the vehicle, wherein comparing the determined travel distance with the determined estimated range includes determining whether the estimated range is within a defined threshold of the determined travel distance, the defined threshold determined based on one or more of: operation or condition of the vehicle at the present time and operation or condition of a driver of the vehicle at the present time; anddetermining, by the controller in the backend system for limiting vehicle operation located remotely from the vehicle, to not limit an operational characteristic of the prime mover of the vehicle based at least in part on a historical profile for a-the main electrical power storage device of the vehicle and a result of the comparison of the determined estimated range and the determined travel distance;sending, by the controller in the backend system for limiting vehicle operation located remotely from the vehicle, the determination made by the backend system to not limit the operational characteristic of the prime mover of the vehicle;comparing, by the controller in the backend system for limiting vehicle operation located remotely from the vehicle, a new determined estimated range of the vehicle with a new determined travel distance between a new present location of the vehicle and at least one destination of the vehicle;determining, by the controller in the backend system for limiting vehicle operation located remotely from the vehicle, to limit the operational characteristic of the prime mover of the vehicle based at least in part on the historical profile for a main electrical power storage device of the vehicle and a result of the comparison of the new determined estimated range and the new determined travel distance; andlimiting, by the controller in the backend system for limiting vehicle operation located remotely from the vehicle, at least one operational characteristic of the prime mover of the vehicle in response to the determination made by the backend system to limit the operational characteristic of the prime mover of the vehicle. 37. The method of claim 36, wherein the limiting includes: sending information from the backend system to the vehicle to cause the vehicle to limit the operational characteristic of the prime mover in response to the determination of whether to limit an operational characteristic of the prime mover of the vehicle made by the backend system. 38. The method of claim 36, further comprising: determining, by a controller in the backend system for limiting vehicle operation located remotely from the vehicle, the estimated range of the vehicle based at least in part on at least one electrical characteristic of a main electrical power storage device of the vehicle at a present time. 39. The method of claim 36, further comprising: determining, by a controller in the backend system for limiting vehicle operation located remotely from the vehicle, at least an estimate of at least one travel distance between the present location of the vehicle and the at least one destination of the vehicle. 40. A method of operating a vehicle having a prime mover powered by a main electrical power storage device, the method comprising: determining a current status of the main electrical power storage device; anddetermining whether to limit an operational characteristic of the prime mover of the vehicle based at least in part on a result of the determined current status of the main electrical power storage device and a determination of whether an estimated range of the vehicle at a present time is within a defined threshold of a determined travel distance, the defined threshold determined based on one or more of: operation or condition of the vehicle at the present time and operation or condition of a driver of the vehicle at the present time, wherein the determination of whether to limit an operational characteristic of the prime mover of the vehicle is a determination made by a backend system located remotely from the vehicle to not limit the operational characteristic of the prime mover of the vehicle. 41. The method of claim 40 wherein the status of the main electrical power storage device is regarding a current charge condition of the main electrical power storage device. 42. The method of claim 40 wherein the determination of whether to limit an operational characteristic of the prime mover of the vehicle based at least in part on a result of the determined current status of the main electrical power storage device is made by the backend system located remotely from the vehicle.
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