A propulsion system for an aircraft includes a battery, an electrical distribution system, a charger, and a battery management system. The battery includes a plurality of battery strings including a first battery string. Each of the plurality of battery st...

A method of operation is provided during which a pre-charge switch is closed to electrically couple a power supply to a motor controller through a pre-charge supply circuit, where a main switch is open. An electrical parameter of electricity directed throu...

A propulsion system includes a battery, a plurality of temperature sensors, and a controller. The battery includes a plurality of battery cells. The plurality of temperature sensors includes a plurality of first temperature sensors and at least one second ...

A propulsion system includes a battery, a plurality of temperature sensors, and a controller. The battery includes a plurality of battery cells. Each temperature sensor of the plurality of temperature sensors is disposed at a respective battery cell of the...

An electric assembly for an aircraft is provided that includes a battery string, a switch, a battery charging system, and a charge monitoring device. The battery string includes a plurality of battery modules and a contactor. The plurality of battery modul...

A protective cap for an electrical connector of a wire harness has a body made of an electrically conductive material. The body has an end wall and a sleeve projecting from a first side of the end wall around a central axis. The sleeve has threads for thre...

An aircraft assist system described herein includes an aircraft coupling counterpart attached to a strut of a landing gear of an aircraft, and an assist vehicle. The assist vehicle includes a frame, ground-engaging wheels mounted to the frame, a power sour...

An apparatus is provided for an engine. This apparatus includes a fuel nozzle extending axially along an axis to a distal end of the fuel nozzle. The fuel nozzle includes a plurality of fuel passages arranged circumferentially around the axis. The fuel pas...

A multicore hybrid-electric powertrain controller includes an electric motor control unit and a thermal engine control unit. The electric motor control unit and the thermal engine control unit can be connected by one or more serial connections and an analo...

A fluid system is provided for a powerplant. This fluid system includes a gear rotor and a deaerator impeller rotor. The gear rotor is rotatable about an axis. The gear rotor includes a web, a toothed rim and a plurality of liquid ports. The web projects r...