A fuel control system (100) for an aircraft includes first and second electric motor controlled fuel pumps (104, 110) connected in parallel with one another to a fuel line (102). A plurality of fuel nozzles (116) are connected to the fuel line to issue pre...

A system (10) includes a metering module (12a) that receives fluid through a fluid inlet and includes a rotating component (28a) driven by the fluid, an electric machine (30a), and a controller (32a). The fluid is received from the fluid inlet at an inlet ...

A system (10) includes a forwarding skid (14) configured to forward a liquid supply from a liquid storage vessel (12) toward a downstream component (20). The forwarding skid (14) includes a pumping system (15) configured to receive a gravity feed of the li...

A control for providing fuel to an auxiliary power unit ("APU") (15) includes a constant speed electrical motor (200), a first pump (25) driven by the motor (200) and a second pump (45) driven by the motor (200). The electric motor (200), the first pump (2...

A fuel flow system (10) for a gas turbine engine includes a first pump (20), a second pump (38), a bypass loop (12e), an integrating bypass valve (28) and a pilot valve (30). The first pump (20) connects to an actuator (48) and a metering valve (24). The s...

A fuel flow system (10) for a gas turbine includes a first pump (20), a main fuel flow path (12c) and a second pump (20). The first pump (20) is connected to an actuator and a metering valve (26). The main fuel flow path (12c) is formed between the first p...

The present invention includes an inflow quantity regulating means 5 for regulating the inflow quantity of a fuel gas to a compressor 1; a recycle valve 7 for returning the fuel gas discharged from the compressor 1 to the inlet side of the compressor 1; an...

A fuel supply system for a gas turbine engine comprises a first positive displacement pump (16), a second positive displacement pump (27), said first and second positive displacement pumps (16, 27) being operable simultaneously for the supply of fuel from ...

A fuel system (10) includes a turbine engine (12), and an electric motor (30) that are independently drivable relative to one another. The electric motor (30) has a speed that is selectively controlled based upon a desired fuel flow. A centrifugal pump (24...