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7537646 |
Fuel system and method of reducing emission
A fuel system includes a fuel deoxygenator for removing oxygen from a liquid fuel. A vaporizer is in fluid communication with the fuel deoxygenator. The vaporizer vaporizes at least a portion of...
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7481784 |
Wall structure
A wall structure ( 2 ) and components incorporating such a wall structure that are intended to be exposed to high thermal loads. The wall structure ( 2 ) includes at least two layers; a first layer...
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7478525 |
System and method for controlling the temperature and infrared signature of an engine
A system and method for cooling at least a portion of an engine are provided. The engine is cooled using a fuel, such as a high heat sink fuel, that is subsequently used for combustion in the...
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7464537 |
Heat transfer enhancement features for a tubular wall combustion chamber
A combustion chamber for use in an engine, such as a rocket engine, has an inner wall with a corrugated configuration. The inner wall is formed with a plurality of tubes for carrying a coolant. As...
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7389636 |
Booster rocket engine using gaseous hydrocarbon in catalytically enhanced gas generator cycle
A process and a system for delivering a propellant combination to a rocket engine is described. The process comprises the steps of providing a flow of a hydrocarbon propellant fuel, raising the...
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7377100 |
Bypass duct fluid cooler
A method and apparatus for cooling a fluid in a bypass gas turbine engine involves directing the fluid to the bypass duct of the engine to allow for heat exchange from the fluid to bypass air...
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7373774 |
Enhanced performance torroidal coolant-collection manifold
A system for cooling a combustion chamber of an engine, such as a rocket engine, is provided. The system has a plurality of coolant tubes or passages surrounding the combustion chamber, a torroidal...
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7370469 |
Rocket chamber heat exchanger
A rocket engine chamber has a back structure and a heat exchanger structure located radially inwardly of the back structure. The heat exchanger structure has a plurality of integrally formed...
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7347041 |
Rocket engine combustion chamber
An improved engine construction, such as a rocket engine construction is provided. The engine construction comprises a combustion chamber, a smooth wall nozzle, and a transition zone between the...
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7343732 |
Rocket engine chamber with layered internal wall channels
A combustion chamber/supersonic nozzle assembly is cooled by an array of coolant channels in the wall of the assembly with coolant being fed to the assembly at the throat plane between the subsonic...
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7302794 |
Rocket engine member and a method for manufacturing a rocket engine member
Method and arrangement for providing a liquid fuel rocket engine member having a load bearing wall structure ( 11,14 ) including a plurality of cooling channels ( 11 ) for handling a coolant flow....
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7299551 |
Method of assembling a rocket engine with a transition zone between the combustion chamber and the coolant system
An improved engine construction, such as a rocket engine construction is provided. The engine construction comprises a combustion chamber, a smooth wall nozzle, and a transition zone between the...
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7293403 |
Combustion chamber with internal jacket made of a ceramic composite material and process for manufacture
A combustion chamber, in particular for a rocket drive, includes at least one jacket madeof a composite material with a ceramic matrix. The composite material contains a fibrous structure made of...
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7260926 |
Thermal management system for an aircraft
A fuel based thermal management system includes a fuel stabilization system which permits the fuel to exceed the traditional coking temperatures. High temperature components are arranged along the...
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7234294 |
Outlet nozzle and a method for manufacturing an outlet nozzle
Method and arrangement for providing an outlet nozzle ( 10 ) for use in a liquid fuel rocket engine. The nozzle forms a body of revolution having an axis ( 11 ) of revolution and a cross section...
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7117675 |
Cooling of liquid fuel components to eliminate coking
A system for cooling at least one gas turbine liquid fuel component located in a high temperature environment to eliminate coking in the component is disclosed. The system includes a sleeve...
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7117680 |
Cooling scheme for scramjet variable geometry hardware
A cooling system for use in an engine having an element to be cooled includes at least one cooling channel on a first side of the element, at least one cooling channel on a second side of the...
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7051513 |
Rocket engine tubular chamber with single piece jacket
A method for forming a coolant system for a rocket engine combustion chamber is provided. The method comprises the steps of providing a plurality of tubes formed and shaped into the profile of a...
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6990797 |
Methods and apparatus for operating gas turbine engines
A method facilitates assembling a turbine engine to facilitate preventing ice accumulation on the turbine engine during engine operation. The method comprises coupling at least one heat pipe to the...
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6966176 |
System and fabrication method for actively cooling high performance components
The present invention is directed toward a coolant system and method for fabricating a coolant system for actively cooling high performance components utilizing a plurality of feed channels that...
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6920750 |
Rocket engine member and a method for manufacturing a rocket engine member
Method and arrangement for providing liquid fuel rocket engine member ( 10 ). The member forms a body of revolution having an axis of revolution and a cross section that varies in diameter along...
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6918255 |
Cooling of liquid fuel components to eliminate coking
A system for cooling at least one gas turbine liquid fuel component located in a high temperature environment to eliminate coking in the component is disclosed. The system includes a sleeve...
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6913068 |
Engine exhaust heat recovering apparatus
A circulating path 12 is provided for circulating a heat transfer medium across the cooling section 6 A and an exhaust heat exchanger 9 . The circulating path 12 is communicated to an output...
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6889496 |
Combustion chamber structure and its manufacturing process
A combustion chamber structure for a rocket engine or the like, has a combustion chamber liner with cooling channels and at least one manifold for feeding and removing a coolant, particularly a...
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6829884 |
Rocket engine combustion chamber having multiple conformal throat supports
In a first assembly step a coolant liner is formed having an outside surface. A plurality of coolant channels are formed on the outside surface. At least two inner conformal throat support sections...
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6802179 |
Nozzle with spiral internal cooling channels
A convergent-divergent rocket nozzle is formed by joining two coaxially aligned conical sections at a throat plane, each diverging outward from the throat plane. Coolant channels formed in the wall...
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6799418 |
Rocket engine member and method for manufacturing a rocket engine member
Method and arrangement for providing a liquid fuel rocket engine member ( 10 ). The member has a load bearing wall structure ( 14 ) having a plurality of cooling channels ( 11 ). For improving the...
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6799417 |
Diversion of combustion gas within a rocket engine to preheat fuel
Heat is extracted from the combustion gas in a rocket engine combustion chamber by diverting portions of the gas through channels in the nozzle wall. The channels are layered between channels of...
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6715293 |
Scram jet engine design
The present invention relates to a scram jet engine for use with a hypersonic vehicle. The scram jet engine has an upper boundary wall, a lower boundary wall, and a plurality of side walls defining...
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6675571 |
Apparatus for controlling the heat transfer to the nozzle wall of expander cycle rocket engines
The invention relates to an apparatus for increasing the heat transfer to the coolant at the inside of a nozzle wall provided with coolant channels of expander cycle rocket engines. To achieve this...
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6668543 |
Rocket propulsion unit with separation of inner and outer casing and method of making same
A rocket propulsion unit with an outer casing and an inner casing is described whereby the inner casing is arranged with space between the outer casing, and the inner casing forms a combustion...
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6640538 |
Combustion chamber cooling structure for a rocket engine
A combustion chamber structure ( 1 ) comprising a plurality of cooling ducts ( 31, 41 ) extending in the longitudinal direction of the combustion chamber structure ( 1 ), whereby the combustion...
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6557339 |
Blanking-cap system for an orifice of a conduit, in particular for an orifice of an air-intake duct into the combustion chamber of a ramjet
Blanking-cap system for an orifice of a duct, in particular for an orifice of an air-intake duct into the combustion chamber of a ramjet. The blanking-cap system ( 16 ) includes a glass blanking...
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6536208 |
Device for supplying fuel for a rocket propulsion unit and heat exchanger to be used in said device
Device for supplying fuel for a rocket propulsion unit has a first and at least a second fuel circuit for respective different fuels. Each fuel is brought to an increased energy level by a pump and...
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6516872 |
High heat flux regenerative circuit, in particular for the combustion chamber of a rocket engine
A regenerative circuit structure is built up by implementing the following steps in particular: an intermediate layer is made on a support core representing the inner profile of the structure; a...
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6470671 |
Coolable nozzle and method for producing such a nozzle for a rocket engine
A regeneratively coolable nozzle for a rocket engine is formed by winding a tubular material ( 6 ) onto a winding mandrel to produce a helical composite structure ( 5 ), through which a coolant can...
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6467253 |
Nozzle structure for rocket nozzles having cooled nozzle wall
The invention relates to a nozzle structure for rocket nozzles having a cooled nozzle wall comprising a large member of closely spaced cooling channels ( 2 ) extending from the inlet end of the...
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6442931 |
Combustion chamber casing of a liquid-fuel rocket engine
The casing comprises a combustion chamber and a nozzle, consisting of a subsonic and a supersonic sections with an external structural envelope and a fire wall having a ribbed external surface. The...
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6397581 |
Heat exchanger in composite material and method for making same
The heat exchanger comprises an intermediate portion ( 14 ) of refractory composite material, e.g. of C/C composite material, in which fluid circulation channels ( 16 ) are formed, and which is...
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6389801 |
Jet propulsion power unit with non-metal components
A rocket engine has a combustion chamber and an expansion chamber interconnected by a nozzle. Both chambers and the nozzle are made of carbon fiber reinforced silicon carbide formed as a monolithic...
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6220016 |
Rocket engine cooling system
A rocket engine comprises first and second combustion chambers with respective combustion chamber liners bounding respective annular passages, wherein the first combustion chamber discharges into...
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6202405 |
Wall construction for a combustion chamber or a nozzle of a high performance propulsion plant
A combustion chamber wall structure for a high performance propulsion plant or a wall structure for a nozzle of flying bodies has an outer pressure jacket and an inner wall member provided with a...
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6182442 |
Combustion chamber wall construction for high power engines and thrust nozzles
A wall construction for a combustion chamber or thrust nozzle of a high power engine of a flying body includes an inner wall body that is subjected to the hot gases within the combustion chamber,...
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6182435 |
Thermal and energy management method and apparatus for an aircraft
The cooling of components (26) of a vehicle (10) carrying a turbine engine (12) and a fuel supply (24) for the engine (12) without the excessive consumption of bleed air is achieved in an apparatus...
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6164061 |
Fuel-injecting apparatus for ramjet engine cooled by transpiration
A fuel injection strut for a ramjet adapted to operate at high Mach numbers includes a combustion chamber into which a flow of combustion-supporting gas is introduced. A first end of the strut...
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6151887 |
Combustion chamber for rocket engine
In order to provide a combustion chamber, in particular for a rocket engine, comprising a combustion area, an inner shell surrounding the combustion area, an outer shell surrounding the inner shell...
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6098402 |
Infra-red stealth masking device (IRSMD)
An Infra-Red suppression device composed of systems designed to alter the infra-red spectrum bands produced by the exhaust plume and airframe friction in order to render infra-red seekers, both...
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6052987 |
Non-propellant fluid cooled space craft rocket engine
A space craft's rocket engines are cooled by a recirculating cooling system containing a non-propellant coolant fluid, such as water and/or ethylene glycol. With that recirculating cooling system...
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6003301 |
Exhaust nozzle for multi-tube detonative engines
A nozzle for a detonative combustion engine, the engine having multiple combustor tubes, comprises a common plenum communicating with the combustor tubes. The common plenum combines separate...
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5918460 |
Liquid oxygen gasifying system for rocket engines
For a liquid rocket engine including the SSME the gaseous heat exchanger that is in the liquid oxygen turbopump exit flow path that serves to gasify the liquid oxygen for pressurizing the liquid...
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