B60L50/62

Electric vehicle power management system

An apparatus comprising an interface, a memory and a processor. The interface may be configured to receive sensor data samples during operation of a vehicle. The memory may be configured to store the sensor data samples over a number of points in time. The processor may be configured to analyze the sensor data samples stored in the memory to detect a pattern. The processor may be configured to manage an application of brakes of the vehicle in response to the pattern.

Electric vehicle power management system

An apparatus comprising an interface, a memory and a processor. The interface may be configured to receive sensor data samples during operation of a vehicle. The memory may be configured to store the sensor data samples over a number of points in time. The processor may be configured to analyze the sensor data samples stored in the memory to detect a pattern. The processor may be configured to manage an application of brakes of the vehicle in response to the pattern.

System and method for controlling vehicle during coast
11390283 · 2022-07-19 · ·

A vehicle includes a traction battery and a powertrain. The powertrain including at least one traction motor electrically connected to the battery such that the traction motor discharges the battery when producing positive torque to propel the vehicle and recharges the battery when producing negative torque to slow the vehicle. A vehicle controller is programmed to execute coast (lift-pedal) controls that reduce the charge rate of the battery based on a ratio of energy capacity of the battery to kinetic energy of the vehicle.

System and method for controlling vehicle during coast
11390283 · 2022-07-19 · ·

A vehicle includes a traction battery and a powertrain. The powertrain including at least one traction motor electrically connected to the battery such that the traction motor discharges the battery when producing positive torque to propel the vehicle and recharges the battery when producing negative torque to slow the vehicle. A vehicle controller is programmed to execute coast (lift-pedal) controls that reduce the charge rate of the battery based on a ratio of energy capacity of the battery to kinetic energy of the vehicle.

Dual drive electric vehicle with unlimited range drive capabilities

A system describing Unlimited Range Drive capabilities of electric vehicles using machine learning techniques, assisted by intelligent battery modules and high voltage continuous variable power plant, the intelligent battery and power plant modules work in harmony and continuously provide feedback to each other, causing a battery to recharge while the other is in use to drive, this charging/recharging process and dynamically switching battery in use is continued until physical life of batteries is exhausted approximately 10 to 15 years, dynamic coordination of modules with dynamic switching of batteries, achieves unlimited range drive capabilities which may exceed 1 million mile drive on a single high voltage battery charge, this platform can be implemented in larger chassis, light duty trucks, vans, heavy duty cargo tractor trailer, race cars, two/three wheelers and commercial public transportation buses, the system provides clean environment and reduces power drain from residential power grids.

Dual drive electric vehicle with unlimited range drive capabilities

A system describing Unlimited Range Drive capabilities of electric vehicles using machine learning techniques, assisted by intelligent battery modules and high voltage continuous variable power plant, the intelligent battery and power plant modules work in harmony and continuously provide feedback to each other, causing a battery to recharge while the other is in use to drive, this charging/recharging process and dynamically switching battery in use is continued until physical life of batteries is exhausted approximately 10 to 15 years, dynamic coordination of modules with dynamic switching of batteries, achieves unlimited range drive capabilities which may exceed 1 million mile drive on a single high voltage battery charge, this platform can be implemented in larger chassis, light duty trucks, vans, heavy duty cargo tractor trailer, race cars, two/three wheelers and commercial public transportation buses, the system provides clean environment and reduces power drain from residential power grids.

VEHICLE CONTROL DEVICE, VEHICLE CONTROL METHOD, AND STORAGE MEDIUM
20220297573 · 2022-09-22 ·

A vehicle control device includes a processor configured to execute computer-readable instructions to perform. The processor is configured to acquiring a state of a first battery and a state of a second battery having lower capacity and higher power than the first battery, calculating a first upper power limit value based on the state of the first battery, calculating a second upper power limit value based on the state of the second battery, and calculating a power output ratio between amounts of electric power to be supplied from the first battery and the second battery to a motor that outputs motive power for traveling based on the first upper power limit value and the second upper power limit value, and controlling electric power to be output to the motor based on a traveling mode of a vehicle, a maximum driving force in the motor, and the power output ratio. The controlling of the electric power includes changes the maximum amount of electric power based on whether or not the traveling mode is a first traveling mode in which traveling performance has higher priority than that in another traveling mode.

ELECTRICALLY POWERED VEHICLE AND METHOD OF CONTROLLING CHARGING OF ELECTRICALLY POWERED VEHICLE
20220289058 · 2022-09-15 ·

An output voltage obtaining unit receives information from an external charging facility and obtains a maximum output voltage of the external charging facility from that information. An upper limit voltage calculator calculates a battery voltage which is an inter-terminal voltage at the time of end of charging of a battery. A switching unit receives a result of comparison from a comparator. When relation of Vc≥VBu is satisfied in the result of comparison, the switching unit switches a charging relay to connect a DC inlet to a power line and a power line. When relation of Vc<VBu is satisfied, the switching unit switches the charging relay to connect the DC inlet to a bypass power line and a bypass power line.

ELECTRICALLY POWERED VEHICLE AND METHOD OF CONTROLLING CHARGING OF ELECTRICALLY POWERED VEHICLE
20220289058 · 2022-09-15 ·

An output voltage obtaining unit receives information from an external charging facility and obtains a maximum output voltage of the external charging facility from that information. An upper limit voltage calculator calculates a battery voltage which is an inter-terminal voltage at the time of end of charging of a battery. A switching unit receives a result of comparison from a comparator. When relation of Vc≥VBu is satisfied in the result of comparison, the switching unit switches a charging relay to connect a DC inlet to a power line and a power line. When relation of Vc<VBu is satisfied, the switching unit switches the charging relay to connect the DC inlet to a bypass power line and a bypass power line.

Electric bus

A low-floor electric bus includes a plurality of battery packs mounted under the floor of such that the floor inside the bus between a front axle and a rear axle of the bus is substantially flat. Each battery pack may include an enclosure and multiple battery modules positioned within the enclosure. And, each battery module may include a plurality of battery cells electrically connected together.