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6948306 |
Apparatus and method of using supersonic combustion heater for hypersonic materials and propulsion testing
A supersonic combustion apparatus and method of using the same including a side wall cavity having an enhanced mixing system with ground-based oxygen injection for hypersonic material and engine...
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6931832 |
Monopropellant combustion system
An apparatus and method are provided for decomposition of a propellant. The propellant includes an ionic salt and an additional fuel. Means are provided for decomposing a major portion of the ionic...
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6832471 |
Expander cycle rocket engine with staged combustion and heat exchange
In a supersonic nozzle incorporating injectors and a combustion chamber as part of an expander cycle rocket engine, the oxidizer is injected in two streams. One of the streams, preferably a small...
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6668541 |
Method and apparatus for spraying fuel within a gas turbine engine
A fuel spraybar assembly for spraying fuel within a gas turbine engine. The spraybar assembly includes radial and lateral members that distribute fuel within the flowpath. In one embodiment two...
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6250072 |
Multi-ignition controllable solid-propellant gas generator
Batch-mode and continuous-mode decomposition of nitrous oxide is used to provide multiple ignitions of a solid-propellant gas generator and subsequently control its output gas temperature and flow...
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5925322 |
Fuel cell or a partial oxidation reactor or a heat engine and an oxygen-enriching device and method therefor
The present invention relates to a combined cycle system of enhanced efficiency. The system comprises a top stage, such as a fuel cell, a partial oxidation reactor or a heat engine, and an...
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5873240 |
Pulsed detonation rocket engine
A pulse detonation rocket engine, having at least two detonation chambers. The rocket propelled vehicle includes at least one fuel delivery system in fluid communication with each of the at least...
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5727368 |
Hybrid motor system with a consumable catalytic bed a composition of the catalytic bed and a method of using
A method, device and composition for achieving ignition and sustained combustion using a solid consumable catalytic bed (CCB) is described. The CCB accomplishes this by decomposition of an injected...
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5582001 |
Hybrid rocket combustion enhancement
The combustion of a hybrid engine is improved by continuously injecting into a precombustion chamber a hypergolic fluid such as triethyl aluminum which exothermically reacts with and vaporizes the...
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5487267 |
Suppression of infrared radiation emissions from jet engines
A reduction in the emission of infrared radiation by the engine of a jet aircraft can be achieved by employing a low molecular weight monohydric alcohol, having a luminometer number of at least...
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5339624 |
Ramjet propellants
The present invention relates to a general method for increasing the energy conversion from metal-containing rocket and ramjet propellants. According to the invention, this is achieved by means of...
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5320692 |
Solid fuel ramjet composition
A ramjet solid fuel composed of Hydroxyl terminated polybutadiene aluminum, agnesium, and boron carbide is described. The high volumetric heating value fuel of the present invention significantly...
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5143566 |
Composite solid propellant with a metal/inorganic fluoride admixture or a stable burning rate
A composite solid propellant with a stable burning rate comprising an oxidizer, a binder system of telomeric polybutadiene or copolymers of butadiene and acrylonitrile with terminal functional...
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5139587 |
Composite solid propellant with a pulverulent metal/oxidizer agglomerate base
A composite solid propellant with a stable burning rate comprising ammonium perchlorate, a binder system of telomeric polybutadiene or copolymers of butadiene and acrylonitrile with terminal...
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5099644 |
Lean staged combustion assembly
A combustion assembly includes a combustor having inner and outer liners, and pilot stage and main stage combustion means disposed between the liners. A turbine nozzle is joined to downstream ends...
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5085717 |
Autopyrolyzable composition for aerobic propulsion, the oxidizing agent of which is an explosive
An autopyrolyzable solid composition for aerobic propulsion consists essentially of an oxidizing agent, a binder and a crosslinking agent. The oxidizing agent is a nitrated explosive material...
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5012719 |
Method of and apparatus for generating hydrogen and projectile accelerating apparatus and method incorporating same
A projectile is accelerated through a barrel by a high pressure hydrogen gas jet that is derived by exothermically reacting water or a water-hydrogen peroxide liquid mixture with metal or a metal...
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4925909 |
Gas-generating agent for use in ducted rocket engine
A gas-generating agent for use in a ducted rocket engine essentially consists of an aliphatic polyester represented by the formula: ##STR1## or the formula: ##STR2## and a curing agent and...
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4787579 |
Gas thruster
A thruster system has a main bipropellant propulsion unit including a propulsion engine (50) and bipropellant supply having a tank (3) for an oxidizing agent and a tank (4) for a fuel. An auxiliary...
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4527389 |
Highly soluble, non-hazardous hydroxylammonium salt solutions for use in hybrid rocket motors
Non-hazardous, highly soluble hydroxylammonium salt solutions are disclosed. These solutions have utility as liquid oxidizers in solid/liquid hybrid rocket motors.
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4452039 |
Expendable infrared source and method therefor
An IR source and method for generating IR radiation whereby a propellant is urned in a first chamber to produce a product gas which is exited through a critical exit, is accelerated to a supersonic...
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4392895 |
Ramjet fuel
A solid ramjet fuel composition comprising a hydroxyl-terminated or carbo-terminated fluorocarbon binder, a polybutadiene prepolymer, a curative cross-linking compound, and a metal selected from...
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4332631 |
Castable silicone based magnesium fueled propellant
A castable solid propellant composition suitable for use as a fuel generator for a ducted rocket motor is provided. The binder for the composition is a crosslinked polysiloxane. The polysiloxane...
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4133173 |
Ducted rockets
The overall efficiency of a reaction engine having primary and secondary combustion chambers is greatly improved by reducing the primary exhaust velocity to subsonic speed. This is accomplished in...
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4007597 |
Power plant and system for accelerating a cross compound turbine in such plant, especially one having an HTGR steam supply
An electric power plant having a cross compound steam turbine and a steam source that includes a high temperature gas-cooled nuclear reactor. The steam turbine includes high and...
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3946555 |
Process for simulating turbojet engine plumes
A process for simulating the infrared radiation in wave length and intensity and the spatially extended characteristics of the plumes of turbojet engines comprising burning fuel-rich solid gas...
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3908358 |
Variable flow gas generating method and system
A method and apparatus for rapidly generating a controllably variable flow of motive gas at an elevated temperature and pressure in a gas generating system. The system comprises a driver gas...
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3898798 |
Subliming solids bipropellant fuel system power generator
A generator using a bipropellant fuel system for producing usable power from solid reactants which are sublimed as required to produce vapors and the vapors are chemically reacted to release stored...
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3882673 |
Method of using liquid oxidants to obtain purified gases from solid propellants
This invention relates to a method of obtaining the release of a large amount of epurated gas at a moderate temperature in an extremely short time whereby, for example, a safety cushion or bag for...
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3811280 |
PROCESS OF USING STORABLE PROPELLANT FUELS IN SUPERSONIC COMBUSTION RAMJETS
Liquid propellant fuels such as liquid hydrazines, amine fuels, and blends hereof with hydrocarbons used as storable fuels for supersonic combustion in ramjets. The storable liquid fuel is...
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3791140 |
OPERATION OF HYBRID ROCKET SYSTEMS
In the operation of a hybrid rocket system, a solid fuel consisting essentially of a polybutadiene, trimethylolpropane trimethacrylate, polymethylmethacrylate and an organic peroxide is burned in a...
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3788069 |
LIQUID FUELED ROCKET ENGINE OF THE MAIN CURRENT TYPE HAVING SEPARATE CONTROL NOZZLES OPERATED FROM TURBINE EXHAUST GASES BRANCHED OFF FROM THE ROCKET PROCESS
A liquid fueled rocket engine of the so-called main current type in which combustion gases are generated in a precombustion chamber and directed in series to a fuel component pump drive turbine and...
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3779008 |
ELECTROPHILLIC GAS GENERATING COMPOSITIONS AND PROCESS
Gas-generating, combustion-sustaining compositions, which produce electrophillic combustion products in amounts effective to attach free electrons in the atmospheric wake of a rapidly moving...
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3772885 |
METHOD FOR SEPARATION OF A FLUID MONERGOL FOR RUNNING A ROCKET MOTOR
A method for the separation of a fluid Monergol in order to run a gas generator especially for rocket motors comprises dividing the fluid Monergol mass into a plurality of separate Monergol partial...
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3765174 |
METHOD FOR GENERATING A NONCONDENSIBLE GASEOUS FLUID COMPATIBLE WITH INTERHALOGEN OXIDIZERS USING PHOSPHONITRILIC CHLORIDE
Phosphonitrilic chloride (PNCl 2 ) and polymers thereof are hypergolic with interhalogen oxidizers. The gaseous products of this reaction are insoluble in and nonreactive with liquid interhalogen...
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3754511 |
FUEL AND FUEL IGNITER FOR RAM JET AND ROCKET
1. A fuel unit for forced air flow ram jet combustion chambers comprising a riquet of compressed mixed powdered oxidants and reductants, a magnesium shell encasing said briquet, and a film of...
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3732693 |
CONTROLLABLE SOLID PROPULSION SYSTEM
A controllable solid propulsion system for aero-space vehicles, comprising a fuel in gel form contained in a collapsible bellows within a pressurizable fuel tank of small length-to-diameter ratio,...
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3719046 |
ROCKET ENGINE COOLING SYSTEM
An oxidizer, such as nitrogen tetroxide or fluorine, is introduced into a reaction chamber in the path of the decomposition products of hydrazine and reacts therewith to form high temperature, high...
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3712058 |
SOLID PROPELLANT CONTROLLED ROCKET MOTORS
7. A method of rocket propulsion which comprises providing a solid grain containing a major proportion of a material which is partially decomposible into gaseous intermediates; igniting said grain...
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3683622 |
METHOD OF SUPPLYING A PROPULSION DEVICE WITH FUEL
A propulsion system for a submarine includes an electric motor driving a propeller supplied with current from a fuel cell battery and a hydrocarbon burning engine. The fuel in the form of a...
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3677010 |
ROCKET MOTOR AND METHOD
7. The method of operating a solid-fueled rocket motor to vary the total ulse achieved, said motor comprising, in combination, a substantially cylindrical outside wall which forms a chamber, said...
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3672165 |
METHOD OF FEEDING LIQUID PROPELLANTS TO GAS GENERATORS OR ROCKET COMBUSTION CHAMBERS AND FEEDING SYSTEM FOR PERFORMING THE METHOD
A method of feeding liquid monergolic propellants, either alone or with lid non-monergolic propellants, to gas generators or rocket combustion chambers, utilizes jet pumps, connected to propellant...
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3668872 |
SOLID PROPELLANT ROCKET
A method and apparatus for utilizing the volatility of the combustion products of solid metallic propellants to accelerate metal combustion products to gaseous velocity by recondensing the gaseous...
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3577735 |
LIQUID FUEL ROCKET ENGINE CONSTRUCTION
A liquid fuel rocket engine construction includes the usual main combustion chamber having a nozzle discharge. One or more precombustion chambers are arranged ahead of the main combustion chamber...
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3545211 |
RESONANT PULSE ROCKET
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3521453 |
ELECTROLYTIC METHOD FOR INITIATING AND CONTINUING DECOMPOSITION OF AN EXOTHERMIC PROPELLANT
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3517508 |
ROCKET PROCESS EMPLOYING ELECTROLYSIS
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3511054 |
METHOD OF ROCKET PROPULSION USING AUXILIARY GAS STREAM TO STABILIZE IRREGULAR BURNING
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3486338 |
AIR BREATHING MISSILE
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3423942 |
STANDING DETONATION WAVE ROCKET ENGINE
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