Abstract: An electrical architecture of an aircraft includes a plurality of primary generators each associated with a propulsion engine of the aircraft, a plurality of primary electrical networks each associated with a primary generator in nominal operating mode, a single-part secondary electrical network, an electrical energy accumulation device connected directly to the secondary network, a first electrical energy converter arranged between the secondary electrical network and a first of the primary electrical networks, allowing energy to be transferred from the first of the primary electrical networks to the secondary electrical network, the first electrical energy converter being intended to supply electrical energy to the electrical energy accumulation device in nominal operating mode, a second electrical energy converter arranged between the secondary electrical network and a second of the primary electrical networks, allowing energy to be transferred from the secondary electrical network to the second of the pri

Abstract: This disclosure presents a portable load bank apparatus, system, method of control, and method of manufacture. A portable load bank apparatus may comprise one or more of a vehicle, a load bank, a set of batteries, a set of battery chargers, one or more processors, and/or other components. The load bank may be configured to perform a load test of an external power source. The processor(s) may be configured to cause one or more battery chargers in the set of battery chargers to direct an amount of a power output received by the load bank from the external power source to the set of batteries. The set of batteries may be used to provide electrical energy to one or more of an electric motor of the vehicle, one or more other electric vehicle, and/or other sources that may need electrical energy.

Abstract: An article of apparel, system, and methods optionally include a textile material, a mobile device holder, coupled to the textile material, configured to secure a mobile device with respect to the article of apparel, and an electrical system. The electrical system includes an antenna, configured to communicatively couple with a primary antenna of the mobile device, positioned in relation to the bolder, a power supply, coupled to the antenna, configured to output power based on a current as generated in the antenna when commutatively coupled with the primary antenna, a controller, coupled to the power supply, operable based on the power as output by the power supply, and a sensor, coupled to the textile material, communicatively coupled to the controller via a conductor, configured to detect a sensor condition and output a sensor signal when powered by the power output by the power supply.

Abstract: A utility cart includes a stored energy device that can be in the form of a Lithium Ion battery pack. The battery pack can include a main power output useful to drive high voltage components as well as the electric motor for motive power. The battery pack can also include one or more auxiliary outputs useful to provide auxiliary power to various other components. The auxiliary outputs can be either low and/or high voltage outputs. An auxiliary DC/DC output can be used to step down high voltage of the Lithium ion battery pack to lower voltages. A motor controller supply can also be provided as an auxiliary output to provide some power to a motor controller.

Abstract: An interface performs power delivery and communication with an external apparatus. A convert device is configured to convert a voltage of input power that is supplied from the external apparatus through the interface. A convert device includes a first convert device having first conversion efficiency and a second convert device having second conversion efficiency different from the first conversion efficiency. A processing device is configured to operate by using power converted by the convert device. A controller is configured to switch a conversion state between: a first conversion state of converting, by the first convert device, the input power supplied from the external apparatus through the interface and supplying the converted input power to the processing device; and a second conversion state of converting, by the second convert device, the input power supplied from the external apparatus through the interface and supplying the converted input power to the processing device.

Abstract: A system includes a first bus, a second bus, a first battery that includes a first plurality of cells, and a second battery that includes a second plurality of cells, wherein the second battery is connected to the second bus. A first converter connects the high-voltage battery to the first bus. A second converter connects the first bus to the second bus. A controller is configured to control operation of the first converter and the second converter.

Abstract: Disclosed is a system for dramatically increasing the capacity of onboard power source through internal electricity generation. The internal electricity generation is accomplished using a propulsion device connected to a shaft. A shaft contains wire winding on its opposite end that are embedded within a stator winding. Thus, the motion of the propulsion device create the rotation necessary to create current within the stator and enables an onboard power source to be recharged therefrom.

Abstract: A power supply system includes power circuit which connects first and second batteries with a drive motor, and a management ECU which controls transfer of power between the batteries and the drive motor. The management ECU limits the output power of the second battery to no more than a second output upper limit, during combined output travel which drives the drive motor by way of the combined output of the first and second batteries. In addition, the management ECU sets the second output upper limit to a second maximum output of the second battery in the case of the first SOC of the first batter being greater than a remaining amount warning threshold, and sets the second output upper limit to a range extending upper limit which is smaller than the second maximum output, in the case of the first SOC being less than the remaining amount warning threshold.

Abstract: A vehicle control device mounted on a vehicle includes a power storage device, a drive device configured to be driven by electric power from the power storage device, a system main relay attached to a power line between the power storage device and the drive device, and a charge circuit connected to a side of the drive device through the system main relay of the power line, in which the vehicle control device is configured to turn off the system main relay and prohibit reactivation of the system in a power shortage of the power storage device. The vehicle control device is configured to permit the system main relay to be turned on in a case where charging of the power storage device using the charge circuit is requested.

Abstract: A speed control system to control retardation energy of a vehicle and a method of controlling retardation energy of a vehicle are provided. The system includes an energy storage device configured to absorb and store the retardation energy of the vehicle. The energy storage device includes a power absorption limit determined at least partially by a temperature and a state of charge of the energy storage device. The system further includes a non-energy-storing retarder configured to absorb the retardation energy of the vehicle and a controller configured to route the retardation energy to the energy storage device up to the power absorption limit and route a remaining portion of the retardation energy to the non-energy-storing retarder.

Abstract: A vehicle includes a boost converter configured to bypass or to convert a stack voltage and output the bypassed or converted stack voltage as a first voltage in response to a first control signal, a first switching unit configured to be switched in response to a first switching signal to form a main path to supply the first voltage to a battery, a buck converter configured to convert and output a level of the first voltage to the battery as a second voltage in response to a second control signal, a second switching unit configured to be switched in response to a second switching signal to form a bypass path to supply the second voltage to the battery, and a controller configured to inspect a level of voltage charged in the battery and generate the first and second control signals and the first and second switching signals based thereon.

Abstract: A vehicle inverter is arranged to transform direct current power from a power supply to alternating current power for an outlet. The inverter includes a transformer electrically connected between the power supply and outlet, a resistive element that can be selectively electrically connected in parallel with the transformer via a multiway switch to establish a direct electrical connection between the power supply and outlet, and a controller that selectively commands the multiway switch to close according to values indicative of resistance between the power supply and outlet before and after the multiway switch is closed.

Abstract: A vehicle device includes at least one calculating logic, at least one electric and/or electronic functional unit, and at least one stored buffer energy source, which is operatively connected to the calculating logic and the functional unit and which is configured to at least partially buffer and/or stabilize a vehicle electrical system voltage of a vehicle electrical system in a normal operating state for supplying power to the functional unit. The vehicle device further includes at least one monitoring unit which is configured, in at least one malfunctioning state, in which the vehicle electrical system voltage drops below a voltage limit value and/or a gradient of the vehicle electrical system voltage exceeds a gradient limit value, to at least partially limit the energy intake of the functional unit and to enable an at least temporary power supply of the calculating logic by the stored buffer energy source.

Abstract: A device comprises a plurality of power converters, a resonator block and a connection block. The plurality of power converters is coupled to a power port having a voltage. Each power converter comprises a plurality of switch networks, and each switch network has a plurality of power switches. The resonator block comprises a plurality of resonators. Each resonator has a resonant capacitor and is coupled to one of the plurality of power converters. The connection block comprises a switching component and is coupled to one of the plurality of resonators, and the connection block and the said resonator are configured such that the device operates in a wireless charging mode with the resonator block activated or a wired charging mode with the connection block activated.

Abstract: Disclosed are a pulse magnet device based on magnetic flux compression, and a high-flux measurement method. The device includes a diamagnetic block, reinforcing plates, screw rods and a magnet coil. The diamagnetic block and the magnet coil are concentrically arranged in the axial direction; the reinforcing plates are arranged at ends of the magnet coil and the diamagnetic block and are connected by means of the screw rods. The diamagnetic block is used for inducing the induction current opposite the coil current during the discharge of the magnet coil, and for compressing the magnetic field to the area between the diamagnetic block and the magnet coil. The intensity and uniformity of the magnetic field around the magnet coil are improved by means of increasing the magnetic flux density.

Abstract: A battery assembly includes a battery pack configured to supply energy to a load having a required energy, a housing enclosing the battery pack therein, a converter configured to convert an internal energy of the battery pack, and a controller configured to adjust a parameter of the converter based on information received from the load via a communication interface such that the converter converts the internal energy to the energy required by the load, wherein the converted internal energy is supplied to the load as the supplied energy.

Abstract: A vehicle, in particular a logistics vehicle, includes a frame and a housing component secured in place thereon. An insert part on the housing component is insertable into a space region of the vehicle, and a first or a second energy store module is situated on the insert part and a DC/DC converter which is electrically connected to the energy store module.

Abstract: A vehicle power conversion apparatus is provided to reduce an overall system size by integrating a motor controller which generates power and a power supply apparatus which converts the power. The vehicle power conversion apparatus includes a driving motor which is connected to an engine and a power converter which selectively converts power in a plurality of modes to generate the power related to an operation of the driving motor. A first battery supplies the power for the conversion or receives the converted power.

Abstract: Powerflow of a rechargeable energy storage system (RESS) is managed according to a method. The RESS has series-connected first and second battery elements with different characteristics. Each element, e.g., a pack, has a corresponding maximum or minimum voltage or current limit. Currents are predicted for each of the first and second battery elements via a controller using a corresponding voltage limit. A requested operating mode of the RESS is used to select a current for the elements. A voltage across the elements is predicted using the selected current and a corresponding battery state space model. The method predicts a total power capability of the RESS over a prediction horizon using the selected current to generate predicted power capability values. The requested operating mode is controlled over the horizon using the power capability values. A powertrain system includes the RESS, an inverter, an electric machine, and the controller.

Abstract: A power distribution unit includes a housing, a main contactor in a main cavity of the housing, and a pre-charge assembly in a secondary cavity of the housing. The main contactor includes first and second fixed contacts and a movable contact configured to electrically connect the first and second fixed contacts in a mated position. The main contactor includes a coil assembly energized to move the movable contact. The pre-charge assembly includes a pre-charge resistor and a pre-charge switch coupled to the pre-charge resistor. The power distribution unit includes a controller received in the housing. The controller includes a main contactor driver for powering the main contactor and a pre-charge driver for powering the pre-charge switch.