Abstract: Systems and methods for configuring, with an external device, a power distribution box having priority disconnects. The power distribution box includes a housing portion and a base portion elevating the housing portion. The power distribution box receives power from an external power source and distributes the power to a plurality of alternating current (AC) output receptacles. The power distribution box further includes an antenna and a power disconnect controller coupled to the antenna to communicate with and be configured by an external device, such as a smart phone, tablet, or laptop computer. Using the external device, a user can configure the priority level and mode of the AC output receptacles. In the case of high current, the power distribution box will disconnect receptacles in accordance with the priority level and mode configuration provided by the external device.

Abstract: In one embodiment, a method includes determining, by an auxiliary power controller, a first selection of one or more power input sources from a plurality of power input sources. The method also includes determining, by the auxiliary power controller, a first selection of one or more power consuming devices from a plurality of power consuming devices. The method further includes managing, by the auxiliary power controller, transfer of auxiliary power from the first selection of the one or more power input sources to the first selection of the one or more power consuming devices.

Abstract: Circuits, systems and computer readable media transmission of wireless signals in response to incoming signals in a wireless signaling environment. Such a system may include at least one transceiver for receiving an incoming signal via an antenna array from a device in the wireless signaling environment. The system may also include a controller operably coupled to the transceiver. The controller may measure a phase of the incoming signal, and determine, based on the phase, a transmit phase configuration for one or more antennas of the antenna array. The system may include at least one phase-locked loop (PLL) operably coupled to the transceiver(s). The PLL(s) may feed signals to the antenna(s) of the antenna array based on the transmit phase configuration for transmission of a responsive signal to the device.

Abstract: An uninterruptible power supply (UPS) is operated to selectively provide energy to a critical load from a grid and an energy storage device and to transfer energy between the energy storage device and the grid. A controller causes the UPS to selectively support bidirectional and unidirectional transfers of energy between the grid and the energy storage device based on a state of charge (SOC) of the energy storage device.

Abstract: A load control system for controlling the amount of power delivered from an AC power source to a plurality of electrical load includes a plurality of independent units responsive to a broadcast controller. Each independent unit includes at least one commander and at least one energy controller for controlling at least one of the electrical loads in response to a control signal received from the commander. The independent units are configured and operate independent of each other. The broadcast controller transmits wireless signals to the energy controllers of the independent units. The energy controllers do not respond to control signals received from the commanders of other independent units, but the energy controllers of both independent units respond to the wireless signals transmitted by broadcast controller. The energy controller may operate in different operating modes in response to the wireless signals transmitted by the broadcast controller.

Abstract: A dual voltage electrical architecture for a vehicle, including a low-voltage network, a high-voltage network and a DC/DC converter for transferring power from the high-voltage network to the low-voltage network, the electrical architecture further including a lithium-ion battery, a first and second contactors connected respectively to a positive and a negative terminals of the lithium-ion battery, a pre-charge circuit consisting of a pre-charge contactor and a pre-charge resistor connected in series, wherein the pre-charge contactor and the pre-charge resistor are connected in parallel with the first contactor, a battery management unit for controlling the opening and closing of the contactors and a vehicle start device. The DC/DC converter includes a first input terminal connected to the first contactor and to the pre-charge contactor and a second input terminal connected to the second contactor.

Abstract: A wireless power transfer system is provided having a wireless transmission system that includes an input to receive input power from an input power source, a transmission antenna, and a transmission controller configured to generate wireless signals based, at least in part, on the input power, the wireless signals including wireless power signals and wireless data signals, and to transmit such wireless signals. The wireless power transfer system further includes a wireless receiver system in a wireless peripheral device, the wireless receiver system having a receiver antenna configured to receive the wireless power signals and wireless data signals via inductive coupling with the transmission antenna, as well as a receiver controller configured to determine the acceleration of the wireless peripheral device, generate a prescribed update frequency based on the detected acceleration, and transmit operational updates to the wireless transmission system at the prescribed update frequency.

Abstract: Systems, methods and computer-readable media according to the present technology enable a receiver to detect and characterize background signals and/or interfering noise to establish a blocker/interferer signal signature, or background signature, for a multi-signal wireless signaling environment. The processes and methods according to present technology can be implemented as a continuous process. Alternatively, where a transmitter and associated receiver operate for wireless signaling according to an expected or predetermined schedule, the processes described herein need not run at all times, but rather can be scheduled for only such times and durations sufficient to achieve the advantageous technical effects. In either case, the present technology provides a power-, memory-, and computation-efficient technique for both the transmitter and the receiver devices.

Abstract: A non-contact power transmission apparatus accurately determines the kind of object that is placed on the charging deck of the non-contact power transmission apparatus, and, only when a non-contact power receiving apparatus is placed on the power transmission apparatus, allows power transmission and data communication to take place, thereby accurately determining the state of the receiver side and efficiently controlling the transmission of power. In the power transmission apparatus, the power supplied to the non-contact power receiving apparatus is measured, and the output power of the wireless power signal output from two different cores is controlled, thereby allowing the charging operation to be stably conducted even if the non-contact power receiving apparatus is moved anywhere on the power transmission apparatus.

Abstract: A watercraft battery switch system with visual indicator may have a multi-position, physical rotary switch with integrated LED lighting to visually indicate to a watercraft user information about the watercraft's batteries. In an embodiment, the battery switch system may indicate whether the watercraft's batteries are in use and what combination of batteries is currently powering one or more of the watercraft's systems.

Abstract: Systems and methods for providing wireless power are described herein. A plurality of lasers may provide laser power to an array of laser absorbing elements. A laser of the plurality of lasers is assigned to a laser absorbing element of the array of laser absorbing elements. Portions of the laser absorbing element that are within a line of sight of the assigned laser are identified. The assigned laser scans the identified portions of the laser absorbing element to provide the laser power to the laser absorbing element. The laser absorbing element converts the laser power to electrical power. Electrical power from the laser absorbing elements may provide electrical power to a device.

Abstract: The present invention presents an electric drive system that charges the batteries using the hydrogen fuel cell when the vehicle is parked and efficiently distributes and supplies power to front and rear-wheel motors by adjusting the discharge and the regeneration of the batteries according to the driving sections when the vehicle is driven.

Abstract: A method for preventing unintentional islanding of loop networks when a distributed power source is providing power to the network when network power is lost. The method includes detecting loss of voltage to the network, opening the source side switching device in the transformers nearest both ends of the power line, and detecting that voltage has been restored to the network. Also provided are a system and method for preventing distributed power generation export in a power distribution network during normal operation. The method includes determining the apparent power at the source side of each of the transformers, determining the apparent power at the load side of each of the transformers, comparing the determined apparent powers, and opening the source side and load side switching devices in any transformer where the determined apparent powers are not the same.

Abstract: A control system and method of controlling a utility vehicle. The system may include a controller, an energy mode input associated with a user input request to select one of at least two power modes, an implement control input associated with a user input request to select a movement of an implement, a drive control input associated with a user input request to select a movement of a drive system to propel the utility vehicle, and an attachment type input to further refine the allowed operating power states. The controller is adapted to determine a change between the plurality of operating power states in response to user input requests to automatically optimize machine performance and efficiency. Each of the plurality of operating power states includes a maximum electric current output and a maximum speed output of the electric motor.

Abstract: The present disclosure generally relates to systems and methods for implementing power a power split between a first and a second power source in a fuel cell powertrain system. The method includes receiving an input into a processor of the fuel cell powertrain system, determining an output by the processor, communicating the output by the processor to a system controller and determining a power split by the system controller. The first power source includes a fuel cell system and the second power source is selected from a battery system or an engine, and the input includes a life or health of at least one of the first power source or the second power source.

Abstract: An isolated gate driver has: a register that stores the adjustment data read from a non-volatile memory; a gate driving circuit that drives the gate of a switching element with a characteristic set based on a value stored in the register; a fault detector that performs fault detection for other than the non-volatile memory; an error detection-correction circuit that performs error detection and error correction on the adjustment data written to the non-volatile memory; a first external terminal for output of the result of fault detection; a second external terminal for output of the result of error detection; and a fault controller that, if a one-bit error is detected in the adjustment data, brings the second external terminal into an error-indicating output state and continues with normal operation of the gate driving circuit and, if a two-or-more-bit error is detected in the adjustment data, forcibly stops the gate driving circuit.

Abstract: An electronic apparatus, according to one embodiment, that is capable of wireless power transfer to a power receiver that transmits a wireless signal, comprising: N antenna elements; N wireless signal processing circuitries configured to acquire analog signals, based on wireless signals received by the N antenna elements; a first signal processing circuitry configured to acquire a first digital signal, based on a first analog signal that is the analog signal acquired by a first wireless signal processing circuitry; a first selector configured to select one of second analog signals that are the analog signals acquired by (N?1) second wireless signal processing circuitries; a second signal processing circuitry configured to acquire a second digital signal, based on the second analog signal selected by the first selector; and a controller configured to estimate a channel from the power receiver, based on the first digital signal and the second digital signal.

Abstract: A contactor system includes a contactor actuator that causes an input bus bar to be electrically connected to an output bus bar and an actuator control element that controls operation of the contactor actuator. The actuator controller includes an input and an output. The system also includes a connection that includes two inputs configured to receive signals from two or more controllers and provide one control signal to the input of the actuator control element and a relay coupled between the output of the actuator control element and ground that disrupts the signal from passing through the actuator control element when commanded by any of the one or more controllers.

Abstract: An apparatus for a ground-based battery management for an electric aircraft is presented. The apparatus includes a battery pack mechanically coupled to the electric aircraft, the battery pack includes at least a battery module that includes at least a battery unit that includes battery cells and a thermal conduit configured to transfer heat between the battery cells and the thermal conduit and a thermal circuit mechanically coupled to the thermal conduit configured to facilitate the heat transfer using thermal media. The apparatus includes a media channel communicatively connected to a computing device and comprising at least a sensor, wherein the media channel is configured to evacuate the thermal media out of the battery pack using the thermal circuit and the computing device that includes a battery management system is configured to receive a condition parameter as a function of the at least a sensor of the media channel.

Abstract: A load control device for controlling power delivered from an AC power source to an electrical device may be configured to conduct current through earth ground and may disconnect a switching circuit to reduce an amount of current conducted through the earth ground. The load control device may comprise a controllably conductive device configured to control the power delivered from the AC power source to the electrical device so as to generate a switched-hot voltage, a switching circuit electrically coupled with a detect circuit, and a control circuit configured to render the switching circuit conductive and nonconductive. The detect circuit may generate a detect signal indicating a magnitude of the switched-hot voltage. The control circuit may be configured to monitor the detect signal and to render the switching circuit non-conductive after detecting an edge on the detect signal to reduce the total current through the earth ground.