4295results about "Driver interactions" patented technology

A vehicle includes a chassis including a frame rail extending longitudinally, a tractive element coupled to the chassis, a cab coupled to the chassis and configured to support an operator, an electric motor configured to drive the tractive element to propel the vehicle, a battery configured to supply electrical energy to the electric motor, a heat exchanger, a cable electrically coupling the electric motor and the battery, and a conduit fluidly coupling the battery and the heat exchanger. The cable and the conduit extend laterally from the battery to the frame rail, and the cable and the conduit extend longitudinally along the frame rail.

An energy management system can comprise a housing configured to receive energy storage assemblies within an interior region of the housing via one or more openings on a surface of the housing. One or more guide tracks positioned within the interior region can mechanically and electrically couple to the energy storage assemblies. One or more switches can electrically couple the energy storage assemblies in series to increase a voltage provided from energy storage assemblies to an electrical load and can electrically couple the energy storage assemblies in parallel to facilitate charging the energy storage assemblies from an energy source.

The present invention is directed to electronic devices, systems, and methods for optimizing dispatch schedules for an electric vehicle battery in communication with the electronic device to maximize the revenue generation from vehicle-to-grid activities at a site while also preserving battery health. The devices, systems, and methods may determine, using an optimization algorithm, the dispatch schedule for the electric vehicle battery and control a charge or discharge of the electric vehicle battery based on the dispatch schedule. The optimization algorithm may determine the dispatch schedule based on forecasts for future anticipated energy needs of the site and forecasts for future anticipated energy production of the site. The optimization algorithm may include an objective function including one or more variables. The devices, systems, and methods may introduce a heuristic term to the objective function or penalize the first derivative of a variable of the objective function to optimize the dispatch schedule.

A method of controlling drift of a vehicle in which the vehicle more easily enters, maintains, releases, and transitions drift behavior, includes determining, by a controller, whether a current driving situation of the vehicle is a drift entry situation or a release situation based on vehicle driving information, and generating a drift index configured to indicate a current degree of drift from a determination result, determining, by the controller, a target yaw moment for left and right speed control depending on a driving situation or a braking situation of the vehicle and target yaw moments for drift assistance control depending on a driver input and a vehicle state in the drift entry situation, based on the vehicle driving information, and generating and outputting, by the controller, a target torque of a motor configured to drive each wheel of the vehicle based on the determined target yaw moments.

A refuse vehicle includes a cab, a refuse compartment, a chassis, a high voltage power distribution unit (HVPDU) including a battery, a plurality of cables and a manual service disconnect. The manual service disconnect is accessed via a through hole of a wheel well of the refuse vehicle. The refuse vehicle further includes a platform removably coupled to the chassis and the HVPDU and configured to enclose the high voltage power distribution unit.

A battery charging system includes a charging rack comprising multiple receptacle, multiple battery assemblies. Each of the battery assemblies includes a housing having a handle, rechargeable battery cells disposed within the housing, and a mating feature protruding away from the housing, wherein the mating feature is configured to selectively connect the battery assembly with the receptacle of the charging rack and includes multiple ports electrically connected to the battery cells and configured receive power from the charging rack to charge the battery cells, and wherein the handle comprises a release button configured to selectively disengage the battery assembly from the receptacle of the charging rack.

A “one-pedal rocking mode” for extricating an electric vehicle from a stuck condition is implemented by: receiving, via a human-machine interface (HMI) of the electric vehicle, an indication of a user selection to activate the one-pedal rocking mode; operating the electric vehicle in the one-pedal rocking mode responsive to detecting movement of an accelerator pedal of the electric vehicle; controlling at least one electric motor of the electric vehicle to: (i) apply a forward torque to corresponding drive wheels when the accelerator pedal is in a first pedal position that exceeds a forward threshold, (ii) apply a reverse torque to the corresponding drive wheels when the accelerator pedal is in a second pedal position that is less than or equal to the forward threshold; and exiting the one-pedal rocking mode by switching operations of the electric vehicle to a second operating mode responsive to detecting an exit condition.

An electric vehicle battery control system including a first electric motor configured to propel a vehicle in a drive mode in response to a drive current, a second electric motor operative to generate a back electromotive force voltage in a fault mode, a battery, having an open circuit battery discharge voltage, for generating the drive current for coupling to the first electric motor, and a vehicle controller for limiting the drive current in response to a difference between the back electromotive force voltage and the open circuit battery discharge voltage being less than a threshold voltage difference.

A method includes receiving a turning angle indication indicating a turn of front wheels of the vehicle in one of a left direction or a right direction by a turning angle relative to a first direction of travel of the vehicle, and determining that a magnitude of the turning angle satisfies a threshold turn angle. Based on determining that the magnitude of the turning angle satisfies the threshold turn angle, the method also includes operating the vehicle in a drift mode by determining that an inner rear wheel includes one of a left rear wheel or a right rear wheel of the vehicle, determining that an outer rear wheel includes the other one of the left rear wheel or the right rear wheel, and commanding at least one torque machine to provide forward torque to the inner rear wheel without providing any forward torque to the outer rear wheel of the vehicle.

A processor-implemented method includes (i) authenticating a first user at an EV charger application on the first user device, where the application stores authentication data received via the internet, (ii) initiating a first charging session at a charger device with session information data packet including assigning a session identifier and transmitting a user identifier from the first user device via wireless communication, (iii) storing (a) an initial reading of an energy meter and (b) updated readings throughout the session, (iv) terminating the session and storing the final updated reading as part of the completed session information, (v) transferring the completed session information from the charger device to the second user device upon initiating a second session, (vi) upon detecting internet connectivity, transmitting the session information to a cloud service.

The invention provides a distributed electric drive vehicle four-wheel differential torque enhanced steering control method and system, and belongs to the technical field of artificial intelligence risk prediction. The vehicle is provided with an upper-layer torque decision module, a lower-layer torque cooperation module and a vehicle-mounted sensor; selecting a pivot steering auxiliary strategy according to an actual driving scene, and pressing a function key to enter a working condition; vehicle dynamic information is obtained through a vehicle-mounted sensor, whether a vehicle is in an in-situ steering state or a small-radius steering state is judged by combining vehicle body static data, and when a selected function key is in an in-situ steering state or a small-radius steering state, the vehicle dynamic information is obtained in real time, and fuzzy reasoning and a neural network algorithm are combined. The ground attachment coefficient and the target yaw angle speed are intelligently judged, and therefore accurate control over the steering torque is achieved; or a double-controller structure is adopted, the torque of each wheel can be effectively distributed and adjusted under complex working conditions, and flexible control and stable running of the vehicle in a narrow space are ensured.

There is provided a vehicle control device including: an inverter that is configured to drive an electric motor; a DC / DC converter that is configured to step down a voltage output from a high voltage battery; a pre-charge circuit including a pre-charge switch; a voltage detector that is configured to detect an input voltage input to the inverter and the DC / DC converter; and a controller. When the input voltage is lower than the input voltage at the time when pre-charge of the inverter is completed, the controller is configured to determine that power supplied from a power supply of the DC / DC converter to the DC / DC converter is not normally stopped.

The invention discloses a fault diagnosis and early warning method for an intelligent thermal management system of a power battery, and relates to the technical field of new energy automobile power battery safety. Comprising the following steps executed in sequence: S1) based on real-time monitoring data of a distributed temperature sensor in a battery module, constructing a dynamic space-time neural field model through an adaptive graph neural network, and generating a thermal field fingerprint representing a thermal propagation topology mode; according to the fault diagnosis and early warning method for the intelligent thermal management system of the power battery, a dynamic space-time neural field model is constructed, a sub-DEG C weak thermal abnormal signal is accurately captured, and a micro short circuit fault is recognized in advance in combination with electric heating delay analysis, so that the problem that a fault precursor signal is submerged by a complex working condition is solved; a double-channel verification mechanism depends on double mutual verification of physical law rigid constraint and intelligent residual feature recognition, the misjudgment risk caused by cooling system fluctuation and sensor noise is eliminated, and the early warning accuracy is improved.

Pulsed control of electric motors, and more particularly, to selectively adjusting one or more of a pulsing frequency, an amplitude of the pulses and / or a duty cycle of the pulses for reducing Noise, Vibration and Harshness (NVH).

A vehicle including an energy storage device and processing circuitry. The processing circuitry detects a charging session being initiated to charge the energy storage device. The processing circuitry further obtains a current state of charge (SoC) associated with the energy storage device and first vehicle usage information that indicates a usage of the vehicle over a historical time-interval. The processing circuitry further predicts vehicle usage over a first time-interval based on the obtained first vehicle usage information and rate the charging session at current time-instance based on the predicted vehicle usage and the current SoC. The processing circuitry further generates an alternate charging plan based on the charging session at the current time-instance being rated suboptimal and outputs the generated alternate charging plan at the current time-instance.

The invention discloses an automobile braking energy recovery method considering a driving style. The method comprises the steps that the driving style of a driver and the comfortable time headway of the corresponding style are determined; wherein the driving styles comprise aggressive styles, ordinary styles and prudent styles; when the real-time headway is larger than the safe headway, the current braking intention of the driver is recognized according to the current accelerator pedal position, the accelerator pedal change rate and the difference value of the real-time headway relative to the comfortable headway; the types of the braking intention comprise light degree, light-medium degree, medium strength and emergency; if the current braking intention of the driver is mild or mild, a regenerative braking strategy is adopted; if the current braking intention of the driver is moderate, a regenerative braking and mechanical braking mixed strategy is adopted; and if the current braking intention of the driver is emergency, a mechanical braking strategy is adopted. The driving intention recognition accuracy can be improved, so that the driving comfort and the braking energy recovery efficiency are improved.

Systems, methods, and computer program products for providing recommendations and features related to charging of batteries for electrically powered motor vehicles are provided herein. Various systems and methods utilize current motor vehicle data and / or user preference data to determine recommended charge devices for a user as they travel, removing the need to research / plan out charge device options during travel and the worry of running out of charge. Various systems and methods provide tailored recommendations and features that help a user select which charge device to use and provide options to occupy the user while the charging occurs. Additionally, relevant offers or promotions for nearby accommodations are provided herein. Various systems and methods also recommend turning off certain devices to elongate the estimated travel distance. Desirable maps for aiding in travel planning and visualizing where the current amount of charge will reach are also provided herein.

To communicate a plurality of settings for battery temperature adjustment in an easy-to-understand manner, thereby suppressing a deterioration in usability.SOLUTION: A battery temperature adjustment system includes: a cooling / heating device for adjusting a temperature of a battery; a processor; and a display device. Setting modes of the cooling / heating device include: a navigation-triggered temperature adjustment mode, as a setting in which, with a fact, as a trigger, that a travel route of an electric vehicle includes a charging facility, the temperature of the battery is adjusted to be within a first temperature range suitable for charging upon arrival at the facility; and an operation-triggered temperature adjustment mode, as a setting in which, when there is received predetermined operation by a user of the electric vehicle for adjusting the temperature of the battery within a second temperature range suitable for charging / traveling, the temperature of the battery is adjusted within the second temperature range. The display device includes a common element in display in each of the navigation / operation-triggered temperature adjustment modes, and adds a specific element to the common element in one of the navigation / operation-triggered temperature adjustment modes. The processor controls the display device such that: the common element is displayed in each of the navigation / operation-triggered temperature adjustment modes; and the specific element is displayed in the one thereof.SELECTED DRAWING: Figure 3

An example operation includes one or more of reserving an available charging point at a charging station for a vehicle at an arrival time at the charging station when one other charging point at the charging station will be available for one other vehicle in a time less than a threshold time after the arrival time.

A torque control apparatus in an electric vehicle includes a driving information detector that detects information indicating a vehicle driving state, a controller that generates a motor torque command for satisfying a demand torque based on vehicle driving information including the detected information, and a motor that is controlled according to the generated motor torque command. The controller determines whether there is a virtual shift demand according to the vehicle driving state in a drift mode, stops, when there is the virtual shift demand, determination and generation of a shift intervention torque for implementing a virtual shift feeling and determines a motor torque as a value that varies with a slope from a target torque before shift to a target torque after shift during virtual shifting in the drift mode, and generates the motor torque command using the determined motor torque as a command value.

A method for controller vehicle propulsion. The method includes identifying at least one route characteristic of a portion of a most probable path, determining a vehicle energy consumption profile for a vehicle based on at least historical data indicating energy consumption of the vehicle for at least a portion of a route previously traversed by the vehicle having at least one route characteristic corresponding to the at least one route characteristic of the portion of the most probable path, and determining, for the most probable path, a route energy consumption profile based on the at least one route characteristic of the portion of the most probable path and the vehicle energy consumption profile. The method also includes determining a target vehicle speed profile based on the at least one route characteristic and the vehicle energy consumption profile and selectively controlling vehicle propulsion based on the target vehicle speed profile.

This disclosure provides an improved universal interchangeable battery for electric vehicles forming part of a battery swapping ecosystem that includes electric vehicles, swappable batteries, a charging / swap station, a battery adaptor for reliable charging and communication, and a mobile application for managing battery swapping within a fleet and a network of charging stations, enabling efficient and user-friendly battery exchanges.

An electric vehicle charging recommendation system is disclosed. The system comprises a transceiver and a processor. The transceiver is configured to receive a request from a user interface associated with a vehicle user. The request includes one or more of vehicle route information and vehicle State of Charge (SoC) level. The processor is configured to generate a geofence, and obtain real-time operator charging amounts from charging station operators located in the geofence. The processor is further configured to determine that a charging demand in the geofence is less than a predetermined threshold value, and activate a first mode when the charging demand is less than the predetermined threshold value. The processor is further configured to generate a first list of recommended charging stations based on the real-time operator charging amounts responsive to the activation of the first mode, and transmit the first list to the user interface.

A vehicle acceleration control method, includes: obtaining a change rate of an accelerator pedal opening degree of an accelerator pedal and a remaining energy value of a vehicle in a racetrack mode; determining a target torque compensation value based on the change rate of the accelerator pedal opening degree and the remaining energy value of the vehicle; and controlling the vehicle to accelerate based on a sum of the target torque compensation value and a maximum output torque value.

The present invention relates to a charging mode switching charging system (1) for energy stores to be charged, in particular on a new type of multicontact charging plug (2) for preferred use for charging electric vehicles on land, air and water. The new multicontact charging plug (2) is designed such that it can be handled more efficiently and easily than existing plugs in that during the charging process, it is possible to switch dynamically between direct (DC) and alternating current mode (AC). The invention aims to provide owners of electric vehicles with situation-related and efficient charging possibilities and promote the broad acceptance of electric vehicles by overcoming bottlenecks during processing at fast-charge points which are explicitly operated with direct current (DC), by user-controlled switching between DC and alternating current / three-phase alternating current (AC), which makes it possible to switch to other charging possibilities.