Abstract: A moisture separating system includes a first heat pump, a liquid source in thermal communication with a heat absorption section of the heat pump, and a source of a gas to be treated. The system also includes a hydrophilic nanoporous membrane comprising a first side that receives a flow of gas from the gas source and a second side that receives a flow of liquid from the liquid source.

Abstract: A chemical scavenging component includes a porous body that has a radical-scavenging material. The radical-scavenging material has a composition of, by weight, greater than 50% of cerium oxide that is chemically active with regard to oxygen-containing radicals.

Abstract: A fuel system includes a fuel line configured to allow a fuel to flow therethrough and a fluoroscopy device attached to the fuel line such that the fluoroscopy device can input excitation radiation into the fuel line and receive fluorescent radiation emitted from the fuel in the fuel line.

Abstract: An electroplating system includes an enclosure with an interior, an anode lead extending through the enclosure and into the interior, and a porous body. The porous body is supported within the interior of the enclosure for coupling an electroplating solution within the interior with a workpiece. A conduit extends through the enclosure and into the interior of the enclosure to provide a flow of nitrogen enriched air to the interior of enclosure for drying and removing oxygen from the electroplating solution.

Abstract: A purge system for removing contamination from a chiller system includes a purge chamber including a degassing membrane, the degassing membrane dividing the purge chamber into an inlet portion and an outlet portion, the inlet portion for fluid communication with the chiller system, the degassing membrane to pass contamination from the inlet portion to the outlet portion; a valve coupled to the outlet portion of the purge chamber, the valve providing an exit for contamination from the outlet portion of the purge chamber; and a controller to open or close the valve in response to pressure in the outlet portion of the purge chamber.

Abstract: An on-board aircraft inert gas system includes a source of hydrocarbon, a source of gas comprising oxygen, and a first fluid flow path between the source of gas comprising oxygen and an inert gas output. A reactor is disposed along the first fluid flow path that reacts oxygen and hydrocarbon from the fuel tank gas space to produce an oxygen-depleted gas. A heat exchanger condenser removes some water from the oxygen-depleted gas. A water-permeable gas membrane separator receives the oxygen-depleted gas from the heat exchanger and outputs dried oxygen-depleted gas.

Abstract: A system for generating inert gas comprising includes a fuel tank including an inner storage volume containing a fuel. A fuel stabilization chamber has an inner volume. The inner volume of said fuel stabilization chamber is arranged in fluid communication with the inner storage volume such that said fuel is movable from the inner storage volume to the inner volume. An inert gas device is operably coupled to the inner volume of the fuel stabilization chamber. Inert gas output from the inert gas device interacts with a fuel in the inner volume to remove dissolved oxygen from the fuel in said inner volume.

Abstract: A system for generating inert gas includes a source of pressurized air. An air separation module including at least one permeable membrane is operable to separate the pressurized air into oxygen-enriched air and inert gas-enriched air. A fuel tank containing a fuel is arranged downstream from said air separation module. The inert gas-enriched air output from said air separation module interacts with said fuel to remove dissolved oxygen from said fuel.

Abstract: A method may comprise preparing a radical-neutralizing composition comprising a cerium compound and a carrier; applying the radical-neutralizing composition to a passageway surface of a lubricant passageway in a lubricant system component; and/or drying the radical-neutralizing composition to form a radical-neutralizing coating on the passageway surface comprising cerium oxide.

Abstract: A purge system includes an airflow source to provide an airflow, and a fuel tank, including: a tank volume including a tank ullage, at least one inlet, wherein the at least one inlet is in fluid communication with the tank ullage and the airflow source to provide the airflow as an inbound airflow to the tank ullage, and at least one outlet, wherein the at least one outlet is in fluid communication with the tank ullage and an overboard location outside the aircraft to direct the inbound airflow as an outbound airflow from the tank ullage to the overboard location.

Abstract: A fuel stabilization system for removing oxygen from fuel includes an accumulator disposed along a fuel line, the accumulator includes a fuel inlet and a fuel outlet and a heat source disposed in thermal communication with the fuel in or upstream of the fuel inlet of the accumulator to increase the temperature of the fuel within the accumulator. The accumulator is configured to allow oxygen deposits to form therein as a result of the temperature increase of the fuel.

Abstract: An air separation module includes a plurality of fibers located within a casing. A fiber membrane defines an exterior of each of the plurality of fibers. The fiber membrane also forms an interior passage along a length of each of the plurality of fibers. The fiber membrane is configured to permeate a gas through the fiber membrane. At least one perforated canister is placed between the plurality of fibers. The at least one perforated canister is configured to collect a permeated gas from the plurality of fibers.

Abstract: A spiral mist elimination system includes a container with an inlet and a layered assembly in fluid communication with the inlet. The layered assembly contains a spiral shape and is concentric with a central axis of the container. The layered assembly imparts centrifugal motion in the engine bleed air as the engine bleed air travels spirally inward. The first portion of the layered assembly receives the first set of droplets. The layered assembly also includes a mesh matrix that collects a second set of droplets. The second set of droplets impacts the mesh matrix and coalesces to form a third set of droplets. A perforated tube is disposed along the central axis of the container. The perforated tube collects the engine bleed air from the layered assembly. Gravity draws the first and third sets of droplets into a reservoir.

Abstract: A chemical scavenging component includes a porous body that has a radical-scavenging material. The radical-scavenging material has a composition that includes cerium oxide that is chemically active with regard to oxygen-containing radicals.

Abstract: Disclosed is a refrigeration system including a heat transfer fluid circulation loop configured to allow a refrigerant to circulate therethrough. A purge gas outlet is in operable communication with the heat transfer fluid circulation loop. The system also includes at least one gas permeable membrane having a first side in operable communication with the purge gas outlet and a second side. The membrane includes a porous inorganic material with pores of a size to allow passage of contaminants through the membrane and restrict passage of the refrigerant through the membrane. The system also includes a permeate outlet in operable communication with a second side of the membrane.

Abstract: A fuel deoxygenation system for an aircraft includes a hydrocarbon recycler configured to recycle hydrocarbon gas into fuel. The hydrocarbon recycler includes a housing that partially defines an ullage channel configured to fluidly communicate with both an ullage of an aircraft fuel tank and a vent, wherein the housing partially defines a hydrocarbon recirculation channel configured to fluidly communicate with a liquid portion of a fuel tank. The hydrocarbon recycler also includes a membrane defining a sealing wall between the ullage channel and the hydrocarbon recirculation channel such that the membrane is in fluid communication with both the ullage channel and the hydrocarbon recirculation channel, wherein the membrane is configured to be permeable to hydrocarbons such that hydrocarbons in the ullage channel can pass through the membrane to the hydrocarbon recirculation channel and oxygen in the ullage channel to passes through to be vented.

Abstract: A fuel and/or lubricant system for an engine can include an engine component configured to be in fluid communication with the fuel and/or lubricant, and an alternating current (AC) source electrically connected to the engine component to create an electric field of alternating polarity to subject particles within the fuel and/or lubricant to dielectrophoresis as the fuel and/or lubricant passes through the electric field to prevent deposits from forming on the engine component. In certain embodiments, the engine component can be a filter screen configured to filter the fuel and/or lubricant to subject particles within the fuel and/or lubricant to dielectrophoresis as the fuel and/or lubricant passes through the filter screen.

Abstract: A filter screen includes a plate body with an upstream surface, an opposed downstream surface, and an array of apertures extending between the upstream surface and the downstream surface. A polytetrafluoroethylene-based layer overlays the upstream surface between apertures of the aperture array, the polytetrafluorethylene-based layer being conformally disposed over the upstream surface of the plate body and spanning the upstream surface between the apertures of the aperture array to slow deposition of carbonaceous deposits on the filter screen.

Abstract: A fuel tank system is disclosed that includes a fuel tank and a first fluid flow path between a gas space in the fuel tank and outside of the fuel system. A gas separation membrane is disposed with a first side in communication with the first fluid flow path and a second side in communication with a second fluid flow path. A fluid control device is in communication with the second fluid flow path and is configured to provide fluid flow from the second fluid flow path to a liquid space in the fuel tank or to outside of the fuel system. A prime mover is disposed in communication with the second fluid flow path, and is configured to move fluid on the second fluid flow path from the second side of the separation membrane to the fuel tank liquid space or to outside of the fuel system.

Abstract: An air separation module includes a plurality of fibers located within a casing. A fiber membrane defines an exterior of each of the plurality of fibers. The fiber membrane also forms an interior passage along a length of each of the plurality of fibers. The fiber membrane is configured to permeate a gas through the fiber membrane. At least one perforated canister is placed between the plurality of fibers. The at least one perforated canister is configured to collect a permeated gas from the plurality of fibers.