Abstract: An engine wash manifold assembly for delivering wash liquid to an engine with a radial air passage includes a feeder body, an inlet on the feeder body to receive wash fluid, a first nozzle in fluid communication with the feeder body and configured to direct wash fluid into the radial passage, and a securing device configured to support the feeder body relative to a mounting location.

Abstract: An engine wash system with a collector includes a collection pan with a base angled toward a centerline and first and second panels rotatably connecting to first and second sides of the collection pan; a plurality of wheels connecting to the base; a first support connecting on a lower end to the collection pan and extending vertically upward from the collection pan; a first funnel connecting to the first support; and a first hose connecting the first funnel to the collection pan.

Abstract: A collector for collecting wash liquid from an engine washing operation include a frame; a height adjustable and expandable droplet separator package connected to the frame, the droplet separator package to receive a flow of wash liquid entrained in an airstream emanating from an engine; a height adjustable and extendable chute with side walls and a scissor lift, the chute connected to the droplet separator package and extending at least partially under an engine to collect liquid exiting the engine; a collector tank connected to the frame to collect liquid from the droplet separator package and the chute; and a drainage pipe connecting at least one of the chute and the droplet separator to the collector tank.

Abstract: An engine wash system includes a manifold for delivering wash liquid to an engine. The manifold includes an internal engine contour segment shaped to correspond with at least a portion of the engine case at the inlet; a wash delivery segment connected to the internal engine contour segment which follows the engine case curvature in an axial direction and hooks around an outside of the engine case at the inlet; an inlet on the wash delivery segment to receive wash fluid; a nozzle on the wash delivery portion directed to spray into the compressor inlet of the engine; and a guide extending from the pipe and shaped to align the manifold with respect to the engine so that the nozzle sprays into the engine aft of the inlet particle separator.

Abstract: An engine wash manifold delivers wash liquid to an engine that includes an inlet, a fan, a case with an exhaust duct and a core inlet splitter. The manifold includes a wash delivery segment comprising a pipe shaped to follow at least in part engine case curvature with a first end to interface with the core inlet splitter and a second end with an inlet to receive wash fluid. The manifold further includes a retention system to secure the wash delivery segment to the engine and one or more nozzles on the first end of the wash delivery segment to spray wash fluid. The wash fluid may be atomized. The manifold further may include nozzles that deliver atomized wash liquid to the aft side of fan blades and may be used in conjunction with an inlet mounted manifold.

Abstract: A collector for collecting wash liquid from an engine washing operation include a frame; a height adjustable and expandable droplet separator package connected to the frame, the droplet separator package to receive a flow of wash liquid entrained in an airstream emanating from an engine; a height adjustable and extendable chute with side walls and a scissor lift, the chute connected to the droplet separator package and extending at least partially under an engine to collect liquid exiting the engine; a collector tank connected to the frame to collect liquid from the droplet separator package and the chute; and a drainage pipe connecting at least one of the chute and the droplet separator to the collector tank.

Abstract: A retention system includes a structure clamp to connect the retention system to another structure; and a manifold clamp connected to the structure clamp, the manifold clamp including a trough to receive a pipe, a plurality of tube clamps with split cylinders extending through the trough, a collar to clamp around the pipe, and a spring to bias the trough from the collar.

Abstract: The present invention relates to a system and method for washing gas turbine engines comprising a manifold comprising one or more tubes; a pumping system for providing pressurized washing liquid to the manifold, the pumping system comprising a pump, and one or more valves; and a control unit for regulating the pumping system according to washing parameters associated to a particular engine.

Abstract: A collector for collecting wash liquid from an engine washing operation including an inlet duct to receive wash liquid from the wash operation; a plurality of droplet separators to retain the wash liquid within the collector while allowing air to flow out of the collector; a base to receive the wash liquid; an outlet connected to the base to discharge wash liquid from the collector; and a plurality of wheels connected to the base for moving the collector.

Abstract: A spray cleaning device for cleaning an auxiliary power unit (APU) within an aircraft comprises one or more spray nozzles, a water tube for supplying water to the nozzles, and positioning means. A system for cleaning APUs comprises a spray cleaning device and a supply system for providing pressurized and temperature controlled washing fluid to the cleaning device. A method for cleaning APUs comprises providing a spray cleaning device, attaching the cleaning device to an air inlet structure of an aircraft, and supplying washing fluid to the cleaning device at a desired spray pressure, spray temperature, and spray droplet size.

Abstract: An engine wash system includes a manifold to secure to a nose cone of an engine; a feeder pipe connecting to the manifold to deliver wash liquid to the manifold; a plurality of nozzles connected to the manifold to direct the wash liquid into the engine; a hook connected to the manifold to connect to a slot on the nose cone; and a guide connected to the feeder to align the manifold relative to the engine.

Abstract: An engine wash system for delivering wash liquid to an engine with a lift fan and a main engine, the lift fan including a plurality of inlet guide vanes and a nose cone, and the main engine connected to the lift fan by a shaft, the engine wash system includes a lift fan manifold to deliver wash liquid to the lift fan; and a main engine manifold to deliver wash liquid to the main engine, wherein the lift fan manifold and the main engine manifold can deliver the wash liquid simultaneously.

Abstract: An engine wash manifold assembly for delivering wash liquid to an engine with a radial air passage includes a feeder body, an inlet on the feeder body to receive wash fluid, a first nozzle in fluid communication with the feeder body and configured to direct wash fluid into the radial passage, and a securing device configured to support the feeder body relative to a mounting location.

Abstract: An engine wash manifold delivers wash liquid to an engine that includes an inlet, a fan, a case with an exhaust duct and a core inlet splitter. The manifold includes a wash delivery segment comprising a pipe shaped to follow at least in part engine case curvature with a first end to interface with the core inlet splitter and a second end with an inlet to receive wash fluid. The manifold further includes a retention system to secure the wash delivery segment to the engine and one or more nozzles on the first end of the wash delivery segment to spray wash fluid. The wash fluid may be atomized. The manifold further may include nozzles that deliver atomized wash liquid to the aft side of fan blades and may be used in conjunction with an inlet mounted manifold.

Abstract: A retention system includes a structure clamp to connect the retention system to another structure; and a manifold clamp connected to the structure clamp, the manifold clamp including a trough to receive a pipe, a plurality of tube clamps with split cylinders extending through the trough, a collar to clamp around the pipe, and a spring to bias the trough from the collar.

Abstract: The present invention relates to a system and method for washing gas turbine engines comprising a manifold comprising one or more tubes; a pumping system for providing pressurized washing liquid to the manifold, the pumping system comprising a pump, and one or more valves; and a control unit for regulating the pumping system according to washing parameters associated to a particular engine.

Abstract: The disclosure relates to a maintenance unit for servicing aircraft during stand-still, comprising electrically powered service and/or maintenance equipment. There is a power input for connecting the unit to an electrical power supply operating at 200/115VAC at 400 Hz. The unit further comprises a transformer and conversion unit (TCU) for transforming the 200/115 VAC/400 Hz power to standard grid voltage at 400/23OVAC at 50 Hz and at least one frequency converter enabling variable frequency of the output voltage, for powering said service and/or maintenance equipment. The maintenance equipment may be a gas turbine engine washing equipment and comprises a water delivery member for supplying water from a water source, a high pressure pump coupled to the water providing means for providing pressurized water, and a high pressure water outlet.

Abstract: An engine wash system includes a manifold to secure to a nose cone of an engine; a feeder pipe connecting to the manifold to deliver wash liquid to the manifold; a plurality of nozzles connected to the manifold to direct the wash liquid into the engine; a hook connected to the manifold to connect to a slot on the nose cone; and a guide connected to the feeder to align the manifold relative to the engine.

Abstract: An engine wash system for delivering wash liquid to an engine with a lift fan and a main engine, the lift fan including a plurality of inlet guide vanes and a nose cone, and the main engine connected to the lift fan by a shaft, the engine wash system includes a lift fan manifold to deliver wash liquid to the lift fan; and a main engine manifold to deliver wash liquid to the main engine, wherein the lift fan manifold and the main engine manifold can deliver the wash liquid simultaneously.

Abstract: A collector for collecting wash liquid from an engine washing operation including an inlet duct to receive wash liquid from the wash operation; a plurality of droplet separators to retain the wash liquid within the collector while allowing air to flow out of the collector; a base to receive the wash liquid; an outlet connected to the base to discharge wash liquid from the collector; and a plurality of wheels connected to the base for moving the collector.