Patent application number | Description | Published |
20100322782 | Nosecone bolt access and aerodynamic leakage baffle - A device includes a resilient member having a first end for blocking an access hole and a second end for attachment to a support surface, an opening extending through the resilient member and located between the first and second ends, and a bolt connection location positioned at the second end of the resilient member. The first end of the resilient member blocks the access hole and can be deflected to provide tool access to the bolt connection location through the first opening. | 12-23-2010 |
20130283821 | GAS TURBINE ENGINE AND NACELLE NOISE ATTENUATION STRUCTURE - A nacelle structure for a gas turbine engine assembly includes a fan case, an inlet, and a noise attenuation device. The fan case is configured to be disposed about a fan section of the gas turbine engine, which fan section has a diameter D. The inlet is attached to the fan case and extends axially forward of the fan case. A hilite of the inlet is spaced a distance L from a region in which the fan section is configured to be disposed. A ratio L/D is less than about 0.6. The noise attenuation structure covers a portion of an inner surface of the fan case and the inlet. | 10-31-2013 |
20150023780 | LINER ATTACHING SCHEME - A gas turbine engine includes a liner disposed around a flowpath. The liner has a forward end, a radially outer surface, and a radially inner surface. A hole extends axially into the forward end of the liner between the radially outer surface and the radially inner surface, and an engagement member is partially disposed in the hole and extends axially forward from the forward end of the liner. | 01-22-2015 |
Patent application number | Description | Published |
20080289755 | Bonded Fuel Cell Assembly and Methods and Systems for Producing the Same - A method for forming a fuel cell component includes the steps of providing a two-part sealant having a first part comprising an initiator and a second part comprising a polymerizable material; applying the first part of the sealant to a substrate of a first fuel cell component; applying the second part of the sealant to a substrate of a second fuel cell component; juxtaposingly aligning the substrates of the first and second fuel cell components; and curing the sealant to bond the first and second fuel components to one and the other. The initiator may be an actinic radiation initiator, whereby the sealant is cured by actinic radiation. The polymerizable material may be a polymerizable monomer, oligomer, telechelic polymer, functional polymer and combinations thereof. Desirably, the functional group is epoxy, allyl, vinyl, acrylate, methacrylate, imide, amide, urethane and combinations thereof. Useful fuel cell components to be bonded include a cathode flow field plate, an anode flow field plate, a resin frame, a gas diffusion layer, an anode catalyst layer, a cathode catalyst layer, a membrane electrolyte, a membrane-electrode-assembly frame, and combinations thereof. | 11-27-2008 |
20090000732 | Bonded Fuel Cell Assembly, Methods, Systems and Sealant Compositions for Producing the Same - A fuel cell, having improved sealing against leakage, includes a sealant disposed over the peripheral portions a membrane electrode assembly such that the cured sealant penetrates a gas diffusion layer of the membrane electrode assembly. The sealant is applied through liquid injection molding techniques to form cured sealant composition at the peripheral portions of the membrane electrode assembly. The sealant may be thermally cured at low temperatures, for example 130° C. or less, or may be cured at room temperature through the application of actinic radiation. The sealant may be a one-part or a two-part sealant. The sealant includes a polymerizable material, such as a polymerizable monomer, oligomer, telechelic polymer, functional polymer and combinations thereof functionalized with a group selected from epoxy, allyl, vinyl, (meth)acrylate, imide, amide, urethane and combinations thereof. Useful fuel cell components to be bonded include a cathode flow field plate, an anode flow field plate, a resin frame, a gas diffusion layer, an anode catalyst layer, a cathode catalyst layer, a membrane electrolyte, a membrane-electrode-assembly frame, and combinations thereof. | 01-01-2009 |
20090004541 | Uv-Curable Fuel Cell Sealants and Fuel Cells Formed Therefrom - A fuel cell, having improved sealing against leakage, includes a fuel cell component having a cured sealant, wherein the cured sealant includes a telechelic-functional polyisobutylene, an organhydrogenosilane crosslinker, a platinum catalyst and a photoinitiator. The fuel cell component may be a cathode flow field plate, an anode flow field plate, a resin frame, a gas diffusion layer, an anode catalyst layer, a cathode catalyst layer, a membrane electrolyte, a membrane-electrode-assembly frame, and combinations thereof. A method for forming such a fuel cell includes the steps of providing a fuel cell component including a substrate; providing a mold having a cavity; positioning the mold so that the cavity is in fluid communication with the substrate; applying a curable liquid sealant composition into the cavity, wherein the curable sealant composition includes a telechelic-functional polyisobutylene, an organhydrogenosilane crosslinker, a platinum catalyst and a photoinitiator; and curing the composition with actinic radiation. | 01-01-2009 |
20090004551 | Sealant Integrated Fuel Cell Components and Methods and Systems for Producing the Same - A fuel cell, having improved sealing against leakage, includes a sealant disposed over the peripheral portions a membrane electrode assembly such that the cured sealant penetrates a gas diffusion layer of the membrane electrode assembly. The sealant is applied through liquid injection molding techniques to form cured sealant composition at the peripheral portions of the membrane electrode assembly. The sealant may be thermally cured at low temperatures, for example 130° C. or less, or may be cured at room temperature through the application of actinic radiation. | 01-01-2009 |
Patent application number | Description | Published |
20090050183 | INTEGRATED WASH UNIT FOR A TURBINE ENGINE - An integrated wash unit includes a framework. In one example, the framework includes a skid supporting an internal frame. A wash unit that includes a pump is supported on the framework for pumping a fluid, such as water. A water treatment assembly is supported on the framework and is fluidly connected to the pump. A water storage tank and water heater are arranged between the water treatment assembly and pump. The water treatment assembly supplies clean water that was been recycled from the collected, unclean water from the turbine engine. The water treatment assembly is fixed relative to the wash unit for transport together with the wash unit as an integrated assembly. An enclosure that includes access panels is supported on the framework about the wash unit and water treatment assembly. The framework supports a power plant that drives the pump through a generator and motor or through a transmission device, as well as a generator and an air compressor. | 02-26-2009 |
20090159517 | Effluent collection unit for engine washing - An effluent collection unit for engine washing is formed by a portable trailer having a plurality of sides forming an internal compartment and an effluent collection system positioned within the internal compartment, which effluent collection device captures engine wash water effluent when the trailer is placed in an operational configuration. | 06-25-2009 |
20090293254 | INTEGRATED WASH UNIT FOR A TURBINE ENGINE - An integrated wash unit includes a framework. In one example, the framework includes a skid supporting an internal frame. A wash unit that includes a pump is supported on the framework for pumping a fluid, such as water. A water treatment assembly is supported on the framework and is fluidly connected to the pump. A water storage tank and water heater are arranged between the water treatment assembly and pump. The water treatment assembly supplies clean water that was been recycled from the collected, unclean water from the turbine engine. The water treatment assembly is fixed relative to the wash unit for transport together with the wash unit as an integrated assembly. An enclosure that includes access panels is supported on the framework about the wash unit and water treatment assembly. The framework supports a power plant that drives the pump through a generator and motor or through a transmission device, as well as a generator and an air compressor. | 12-03-2009 |
20110112991 | METHOD OF IDENTIFYING CO2 REDUCTION AND OBTAINING CARBON CREDITS - A method comprises the step of certifying a savings in carbon emission based upon a cleaning of a gas turbine engine. | 05-12-2011 |
20110264408 | TRACKING OF ENGINE WASH IMPROVEMENTS - A method comprises the step of quantifying an improvement in a gas turbine engine operation after a cleaning of the engine. A computer-readable medium, and a system for performing the method are also disclosed. | 10-27-2011 |
20130019898 | EFFLUENT COLLECTION UNIT FOR ENGINE WASHING - An effluent collection unit for engine washing is formed by a portable trailer having a plurality of sides forming an internal compartment and an effluent collection system positioned within the internal compartment, which effluent collection device captures engine wash water effluent when the trailer is placed in an operational configuration. | 01-24-2013 |
20130113913 | System and Method for Data-Driven Automated Borescope Inspection - A system and method for performing automated defect detection of blades within an engine is disclosed. The system and method may include an image capture device capable of capturing and transmitting images of a plurality of blades of an engine, creating a normal blade model of an undamaged one of the plurality of blades and determining defects within the plurality of blades by utilizing the normal blade model. | 05-09-2013 |
20140260307 | REAR MOUNTED WASH MANIFOLD AND PROCESS - 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. | 09-18-2014 |
20140260308 | REAR MOUNTED WASH MANIFOLD RETENTION SYSTEM - 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. | 09-18-2014 |