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7456543 |
An improved design for maintaining separation between electrodes in tunneling, diode, thermionic, and other devices is disclosed. At least one electrode is made from flexible material. A magnetic field is present to combine with the curr...
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7446451 |
An apparatus includes a thermo-photovoltaic (TPV) material that is capable of generating electrical power from low temperature heat radiation. An electric field generator is coupled to apply an electric field to the TPV material. The str...
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7390962 |
A method of making a micron gap thermal photovoltaic device wherein at least one standoff is formed on a photovoltaic substrate, a sacrificial layer is deposited on the photovoltaic substrate and about the standoff, an emitter is attache...
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7371962 |
An improved diode energy converter for chemical kinetic electron energy transfer is formed using nanostructures and includes identifiable regions associated with chemical reactions isolated chemically from other regions in the converter,...
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7326850 |
A method for generating power is provided. The method including: providing a heat source with an output of radiation in a predetermined spectrum; generating a first portion of the power from the absorption of the radiation; and generatin...
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7231128 |
A hybrid solar lighting system and components having at least one hybrid solar concentrator, at least one fiber receiver, at least one hybrid luminaire, and a light distribution system operably connected to each hybrid solar concentrator...
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7223914 |
A device and method for stimulating pulsed chemical reactions in a small volume of gaseous reactants. An emitter stimulates the reactions of a fuel oxidizer mixture and a collector converts the vibrational energy of the resulting product...
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7196263 |
A cylindrical TPV generator uses low bandgap PV cells mounted on circuits in a polygonal array around an IR emitter. A low NOx radiant tube burner enables operation at low NOx. The combustion gases are completely contained within the rad...
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7173179 |
A solar co-generator for producing both heat energy and electricity is disclosed. A solar concentrator directs sunlight into a container lined with solar cells and filled with a thermal transfer fluid. The fluid is transparent with respe...
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7166797 |
This invention relates to the field of thermophotovoltaic (TPV) direct energy conversion. In particular, TPV systems use filters to minimize parasitic absorption of below bandgap energy. This invention constitutes a novel combination of ...
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7122735 |
A method and apparatus that converts energy provided by a chemical reaction into energy for charging a quantum well device. The disclosed apparatus comprises a catalyst layer that catalyzes a chemical reaction and captures hot electrons ...
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7119272 |
An apparatus and method for extracting energy is provided. In one aspect the method includes using chemical reactions to generate vibrationally excited molecules, such as high-quantum-number-vibrationally-excited gas molecules in a regio...
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7060891 |
A thermophotovoltaic generator apparatus has: a burner that is supplied with a fuel and an air, and burns the fuel; an emitter heated by combustion heat produced by the burner; a photoelectric conversion cell that converts radiant light ...
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7053293 |
GaAs substrates with compositionally graded buffer layers for matching lattice constants with high-Indium semiconductor materials such as quantum well infrared photoconductor devices and thermo photo voltaic devices are disclosed.
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7045703 |
A thermophotovoltaic power generating apparatus has a combustor for burning a fuel upon supply of the fuel and air, an emitter heated by passage therein of combustion gas produced in the combustor, and a photoelectric conversion element ...
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6888059 |
A photothermal power generation device designed to heat an emitter receives a supply of fuel and air, burns the fuel to produce combustion gas, and converts light emitted from the emitter into electric power by means of a photoelectric c...
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6831221 |
A method for powering a vehicle comprises, in one embodiment, receiving infrared radiation emitted as heat from a roadway surface, and converting energy of the infrared radiation to a form of energy that is useful for providing power to ...
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6812499 |
A silicon based film is provided which comprises a crystal phase formed on a substrate with a surface shape represented by a function f, wherein the silicon-based film is formed on a substrate with a surface shape having a standard devia...
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6768049 |
A thermophotovoltaic power generating apparatus that heats an emitter by a combustion gas produced by fuel and air, and converts light radiated from the emitter into electric power by using photoelectric conversion elements. An air pipe ...
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6753469 |
A power source converts α-particle energy into electricity by coulomb collision in doped diamond films. Alpha particle decay from curium-244 creates electron-hole pairs by freeing electrons and holes inside the crystal lattice in N- and...
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6713668 |
A solar energy converter includes: a light-concentrating instrument; an electron emitter in an insulated vacuum vessel, emitting electrons in a vacuum as a temperature rises by sunlight; an electron accelerator within the light-concentra...
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6700056 |
The use of newly discovered chemical reaction products, created when reactants combine to form products on the surface of a catalyst, to generate electricity, beams of radiation or mechanical motion. The invention also provides methods t...
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6686534 |
The present invention provides a small-scaled portable electrical power generator comprising a base, which includes an assembly surface, a fuel chamber, and at least one fuel delivery channels connected to the fuel chamber and placed und...
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6683243 |
Multilayer coating designs have been developed to provide selective emission for a molybdenum thermophotovoltaic (TPV) radiator surface. These coatings increase the surface emissivity of a molybdenum TPV radiator substrate in the wavelen...
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6653547 |
The solar energy converter comprises an electron emitter and an electron collector. They are provided separate from each other in a vacuum vessel. Solar energy in a wide range of sunlight spectrum can be efficiently converted into electr...
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6649823 |
An apparatus and method for extracting energy is provided. In one aspect the method includes using chemical reactions to generate vibrationally excited molecules, such as high-quantum-number-vibrationally-excited gas molecules in a regio...
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6620998 |
The invention teaches a method and apparatus for the generation of electric power by recycling the heat generated by various industrial processes. Thermophotovoltaic cells are used to convert the heat radiated from the industrial apparat...
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6603069 |
An adaptive full spectrum solar energy system having at least one hybrid solar concentrator, at least one hybrid luminaire, at least one hybrid photobioreactor, and a light distribution system operably connected to each hybrid solar conc...
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6583350 |
A method for thermophotovoltaic generation of electricity comprises heating a metallic photonic crystal to provide selective emission of radiation that is matched to the peak spectral response of a photovoltaic cell that converts the rad...
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6538193 |
An emitter for use with a generator has a tube closed at one end, heated from its outside with a water-cooled photovoltaic converter array mounted inside for glass-melting application. Several TPV tubes may be inserted through holes in t...
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6489553 |
Our cylindrical TPV generator uses low bandgap PV cells mounted on circuits in a polygonal array around an IR emitter. The combustion gases are completely contained within the radiant tube burner. The PV array is mounted inside a leak-ti...
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6486392 |
A hydrocarbon thermophotovoltaic (TPV)electric generator insert has applications as a replacement burner to retrofit existing appliances. The retrofitted appliance is thus upgraded to either a cogeneration or self-powered unit. The desig...
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6479743 |
A photon power cell has at least one photo-electric cell ( 10 ), one or more layers of filter glass ( 15 ) and a radioactive-energised fluorescent material ( 20 ) which produces photons that are converted into electrical energy by the ph...
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6423896 |
A fuel cell system is disclosed. The fuel cell system comprises a thermophotovoltaic insulation disposed around at least a portion of a fuel cell. Methods for operating the fuel cell system are also disclosed.
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6379789 |
A composite emitter ( 100 ) for a thermophotovoltaic cell and other applications, and a method of forming the composite emitter. The composite emitter includes a substrate ( 102 ) and a selective emitter layer ( 104 ) composed of at leas...
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6372979 |
An apparatus is provided for generating electrical energy. The apparatus consists of a housing; particularly, a housing having a spherical surface; a natural gas light for generating radiation capable of being converted to electrical ene...
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6337437 |
A compact forced air cooled thermophotovoltaic generator includes a TPV converter assembly, a fan which is driven by electric power generated by the converter assembly and a housing for enclosing the assembly and fan. The assembly includ...
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6326541 |
A solar/thermal radiation cell device comprising at least two parallel metal or semiconductor plates of equal or unequal dimensions separated by an air or an insulated gap and based on an insulator slab for producing electricity from sol...
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6303853 |
A shingle circuit array and a method of assembling the shingle circuit is provided. The array has a shingle circuit with a substrate, an insulation film layer, a metal layer and TPV cells connected to the metal layer in series forming a ...
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6300557 |
A low-bandgap, double-heterostructure PV device is provided, including in optical alignment a first InP 1 -y As y n-layer formed with an n-type dopant, an Ga x In 1 -x As absorber layer, the absorber layer having an n-region formed wit...
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6284969 |
The present invention is a hydrocarbon fired thermophotovoltaic furnace having a non-fused silica tube. In a preferred embodiment, the furnace has an infrared emitter tube having a top end and a bottom end and a substantially transparent...
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6271461 |
Thermophotovoltaic (TPV) electric power generators have emitters with infrared (IR) outputs matched with usable wavelengths for converter cells. The emitters have durable substrates, optional refractory isolating layers, conductive refra...
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6268560 |
The use of newly discovered chemical reaction products, created when reactants combine to form products on the surface of a catalyst, to generate electricity, beams of radiation or mechanical motion. The invention also provides methods t...
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6235983 |
A hybrid power assembly includes a thermophotovoltaic (TPV) power conversion module for converting radiant thermal energy into electrical power, and a battery in electrical communication with the TPV power source and rechargeable by elec...
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6232546 |
A microcavity apparatus and systems for maintaining microcavity spacing over a macroscopic area. An application of this invention is a microscale generator. This microscale generator includes a first element for receiving energy; a secon...
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6232545 |
A shingle circuit array and a method of assembling the shingle circuit is provided. The array has a shingle circuit with a substrate, an insulation film layer, a metal layer and TPV cells connected to the metal layer in series forming a ...
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6222116 |
The use of newly discovered chemical reaction products, created when reactants combine to form products on the surface of a catalyst, to generate electricity, beams of radiation or mechanical motion. The invention also provides methods t...
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6218608 |
The use of newly discovered chemical reaction products, created when reactants combine to form products on the surface of a catalyst, to generate electricity, beams of radiation or mechanical motion. The invention also provides methods t...
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6218607 |
A small and light cylindrical thermophotovoltaic generator uses gaseous fuels, a counter flow heat exchanger, regenerator and low bandgap photovoltaic cells. In the fuel injection system, with preheated air from a recuperator, fuel combu...
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6204442 |
A thermophotovoltaic generator having a solid body located in a combustion chamber of a burner, with the surface of the solid body being excited to a state of radiation by an air-fuel mixture that is supplied by a delivery unit to the bu...
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