An aircraft sensing system includes a power and communications module, a sensor module in optical communication with the power and communications module, the sensor module being disposed in an at least partially enclosed space within the aircraft, and at l...

A battery system of an aircraft includes one or more battery packages. Each battery package includes a plurality of battery cells. A thermal management system is fluidly connected to the one or more battery packages. The cooling system has a flow of coolan...

A valve mechanism comprising a valve body 150 having an inlet port 152 and an outlet port 154 and a passageway extending therebetween, and a flow blocking element 110 provided in the passageway to block flow of a substance between said inlet and outlet por...

A power supply circuit apparatus, and method for controlling the same, includes multiple power supplies 110, 120 connected to a load via power channels 116, 126 and a controller 160. The controller detects a short circuit in the power supply based on a mea...