IP Library Granted Patent US 10,486,715
Granted Patent B2
US 10,486,715 · App. 16/065,655 · Granted Nov 26, 2019

Control system for a vehicle

Inventors: Tom Lucas (Surrey, GB); Andrew Whitehead (Surrey, GB); Mark Potter (Surrey, GB)
Assignee: PROTEAN ELECTRIC LIMITED
B60W50/082B60K6/36B60K6/387B60K6/448B60K6/48B60K6/52B60K6/547B60K7/0007B60W10/06B60W10/08B60W20/10B60W20/20F16D48/06B60W2540/16B60W2710/0666B60W2710/083B60Y2200/92Y02T10/6243Y02T10/6265Y02T10/6286
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Quick Facts
Patent No.
US 10,486,715
App. No.
16/065,655
Granted
Nov 26, 2019
Kind
B2
Abstract

A control system for a vehicle having an electric motor for providing drive torque to at least one wheel of the vehicle, an internal combustion engine for providing drive torque to at least one wheel of the vehicle, a manual transmission unit having a user selectable gear ratio that includes at least one user selectable forward gear and/or reverse gear, and a clutch actuator, the control system comprising a controller arranged to have three user selectable modes of operation, wherein in a first mode of operation the controller is arranged to allow the clutch actuator to engage and disengage the internal combustion engine from the manual transmission unit based upon a user selection, wherein when the clutch actuator is arranged to engage the internal combustion engine with the manual transmission unit, torque generated by the internal combustion engine is applied to the at least one wheel, and the electric motor is arranged to provide drive torque to the at least one wheel of the vehicle based on whether the user has selected the at least one forward gear or the at least one reverse gear; and in a second mode of operation the controller is arranged to allow the clutch actuator to engage and disengage the internal combustion engine from the manual transmission unit based upon a user selection, and to prevent the electric motor from providing drive torque to the at least one wheel of the vehicle; and in a third mode of operation the controller is arranged to allow the electric motor to provide drive torque to the at least one wheel of the vehicle based on whether the user has selected the at least one forward gear or the at least one reverse gear and to configure the clutch actuator to disengage the internal combustion engine from the manual transmission unit.

Claims (10)

1. A control system for a vehicle having an electric motor for providing drive torque to at least one wheel of the vehicle, an internal combustion engine for providing drive torque to at least one wheel of the vehicle, a manual transmission unit having at least one user selectable forward gear and/or reverse gear, and a clutch actuator, the control system comprising a controller arranged to have three user selectable modes of operation, wherein in a first mode of operation the controller is arranged to allow the clutch actuator to engage and disengage the internal combustion engine from the manual transmission unit based upon a user selection, wherein when the clutch actuator is arranged to engage the internal combustion engine with the manual transmission unit, torque generated by the internal combustion engine is applied to the at least one wheel, and the electric motor is arranged to provide drive torque to the at least one wheel of the vehicle based on whether the user has selected the at least one forward gear or the at least one reverse gear; and in a second mode of operation the controller is arranged to allow the clutch actuator to engage and disengage the internal combustion engine from the manual transmission unit based upon a user selection, and to prevent the electric motor from providing drive torque to the at least one wheel of the vehicle; and in a third mode of operation the controller is arranged to allow the electric motor to provide drive torque to the at least one wheel of the vehicle based on whether the user has selected the at least one forward gear or the at least one reverse gear and to configure the clutch actuator to disengage the internal combustion engine from the manual transmission unit.

2. A control system according to claim 1 , wherein the manual transmission unit includes a plurality of user selectable gear ratios and the controller is arranged to allow the torque generated by the electric motor to be determined by the gear ratio selected by the user in the manual transmission unit.

3. A control system according to claim 1 , wherein, when the controller is in the first mode of operation the controller is arranged to substantially maintain a predetermined relationship between the torque generated by the internal combustion engine and the electric motor.

4. A control system according to claim 1 , wherein the manual transmission unit includes a plurality of user selectable gear ratios, wherein, when the controller is in the first mode of operation or the third mode of operation, the controller is arranged to limit the maximum speed of the vehicle based upon the gear ratio selected by the user.

5. A control system according to claim 1 , wherein the manual transmission unit includes a plurality of user selectable gear ratios, wherein, the controller is arranged to switch from the first mode of operation to the third mode of operation if the speed of the vehicle exceeds a predetermined threshold value for a selected gear ratio.

6. A control system according to 1 , wherein the manual transmission unit includes a plurality of user selectable gear ratios, wherein, when the controller is in the third mode of operation, the controller is arranged to prevent a user selection of the first mode of operation or the second mode of operation if the speed of the vehicle exceeds a predetermined threshold value for a selected gear ratio.

7. A vehicle having an electric motor for providing drive torque to at least one wheel of the vehicle, an internal combustion engine for providing drive torque to at least one wheel of the vehicle, a manual transmission unit having at least one user selectable forward gear and/or reverse gear, a clutch actuator and a control system having an electric motor for providing drive torque to at least one wheel of the vehicle, an internal combustion engine for providing drive torque to at least one wheel of the vehicle, a manual transmission unit having at least one user selectable forward gear and/or reverse gear, and a clutch actuator, the control system comprising a controller arranged to have three user selectable modes of operation, wherein in a first mode of operation the controller is arranged to allow the clutch actuator to engage and disengage the internal combustion engine from the manual transmission unit based upon a user selection, wherein when the clutch actuator is arranged to engage the internal combustion engine with the manual transmission unit, torque generated by the internal combustion engine is applied to the at least one wheel, and the electric motor is arranged to provide drive torque to the at least one wheel of the vehicle based on whether the user has selected the at least one forward gear or the at least one reverse gear; and in a second mode of operation the controller is arranged to allow the clutch actuator to engage and disengage the internal combustion engine from the manual transmission unit based upon a user selection, and to prevent the electric motor from providing drive torque to the at least one wheel of the vehicle; and in a third mode of operation the controller is arranged to allow the electric motor to provide drive torque to the at least one wheel of the vehicle based on whether the user has selected the at least one forward gear or the at least one reverse gear and to configure the clutch actuator to disengage the internal combustion engine from the manual transmission unit.

8. A vehicle according to claim 7 , further comprising a plurality of in-wheel electric motors.

9. A vehicle according to claim 7 , wherein the clutch actuator is arranged to engage and disengage the internal combustion engine from the manual transmission unit via a clutch.

10. A vehicle according to claim 7 , wherein the clutch actuator is arranged to engage and disengage the internal combustion engine from the manual transmission unit based upon the operation of a clutch pedal by the user.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 4, 2018
From: LUCAS, TOM; WHITEHEAD, ANDREW; POTTER, MARK
To: PROTEAN ELECTRIC LIMITED
Reel/Frame 047069/0010 →
Priority Claims (1)
GB GB1522849.7 · Dec 23, 2015 · national
Continuity (1)
Related Publication 20190001990A1 · Jan 3, 2019