Class 376/123 - Principal heating by wave energy

Subclass of Class 376 - Induced nuclear reactions: processes, systems, and elements
Definition: Subject matter wherein most of the energy imparted to the
No. of patents: 38
Last issue date: 01/11/2011

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Number	Title	Issue Date
7869556	Method and device for the operation of a plasma device A method for the operation of a plasma device (100) is described in which particles (2) are arranged in a plasma, wherein a generation of electric travelling waves (1) is provided, under whose effective action the particles (2) in the pla...	01/11/2011
7232985	Controlled fusion in a field reversed configuration and direct energy conversion A system and apparatus for controlled fusion in a field reversed configuration (FRC) magnetic topology and conversion of fusion product energies directly to electric power. Preferably, plasma ions are magnetically confined in the FRC while plasma electrons are elect...	06/19/2007
7188033	Method and system of computing and rendering the nature of the chemical bond of hydrogen-type molecules and molecular ions Provided is a system of computing and rendering a nature of a chemical bond based on physical, Maxwellian solutions of charge, mass, and current density functions of hydrogen-type molecules and molecular ions. The system includes a processor for processing Maxwellia...	03/06/2007
7180242	Formation of a field reversed configuration for magnetic and electrostatic confinement of plasma A system and method for containing plasma and forming a Field Reversed Configuration (FRC) magnetic topology are described in which plasma ions are contained magnetically in stable, non-adiabatic orbits in the FRC. Further, the electrons are contained electrostatica...	02/20/2007
7139349	Spherical neutron generator A spherical neutron generator is formed with a small spherical target and a spherical shell RF-driven plasma ion source surrounding the target. A deuterium (or deuterium and tritium) ion plasma is produced by RF excitation in the plasma ion source using an RF antenn...	11/21/2006
7129656	Apparatus for magnetic and electrostatic confinement of plasma An apparatus and method for containing plasma and forming a Field Reversed Configuration (FRC) magnetic topology are described in which plasma ions are contained magnetically in stable, non-adiabatic orbits in the FRC. Further, the electrons are contained electrosta...	10/31/2006
7126284	Formation of a field reversed configuration for magnetic and electrostatic confinement of plasma A system and method for containing plasma and forming a Field Reversed Configuration (FRC) magnetic topology are described in which plasma ions are contained magnetically in stable, non-adiabatic orbits in the FRC. Further, the electrons are contained electrostatica...	10/24/2006
7119491	Magnetic and electrostatic confinement of plasma with tuning of electrostatic field A system and method for containing plasma and forming a Field Reversed Configuration (FRC) magnetic topology are described in which plasma ions are contained magnetically in stable, non-adiabatic orbits in the FRC. Further, the electrons are contained electrostatica...	10/10/2006
7079085	Antenna structure for inductively coupled plasma generator An antenna structure for an inductively coupled plasma generator suitable for processing large-diameter wafers or large, flat-panel display devices by making a plasma density distribution uniform and symmetrical with respect to a rotating direction inside a circular...	07/18/2006
7026763	Apparatus for magnetic and electrostatic confinement of plasma An apparatus and method for containing plasma and forming a Field Reversed Configuration (FRC) magnetic topology are described in which plasma ions are contained magnetically in stable, non-adiabatic orbits in the FRC. Further, the electrons are contained electrosta...	04/11/2006
7015646	Magnetic and electrostatic confinement of plasma with tuning of electrostatic field A system and method for containing plasma and forming a Field Reversed Configuration (FRC) magnetic topology are described in which plasma ions are contained magnetically in stable, non-adiabatic orbits in the FRC. Further, the electrons are contained electrostatica...	03/21/2006
7002148	Controlled fusion in a field reversed configuration and direct energy conversion A system and apparatus for controlled fusion in a field reversed configuration (FRC) magnetic topology and conversion of fusion product energies directly to electric power. Preferably, plasma ions are magnetically confined in the FRC while plasma electrons are elect...	02/21/2006
6995515	Formation of a field reversed configuration for magnetic and electrostatic confinement of plasma A system and method for containing plasma and forming a Field Reversed Configuration (FRC) magnetic topology are described in which plasma ions are contained magnetically in stable, non-adiabatic orbits in the FRC. Further, the electrons are contained electrostatica...	02/07/2006
6477216	Compound plasma configuration, and method and apparatus for generating a compound plasma configuration A compound plasma configuration can be formed from a device having pins, and an annular electrode surrounding the pins. A cylindrical conductor is electrically connected to, and coaxial with, the annular electrode, and a helical conductor coaxial with the...	11/05/2002
5289509	Shielded comb-line antenna structure for launching plasma waves A comb-line antenna structure (80) includes a multiplicity of parallel current straps (86) through which an appropriate rf electrical current passes in order to launch a desired magnetosonic wave (42) into an adjacent plasma mass (39). The current straps ...	02/22/1994
5049350	Controlled thermonuclear fusion power apparatus and method A fusion power generating device is disclosed having a relatively small and inexpensive core region which may be contained within an energy absorbing blanket region. The fusion power core region contains apparatus of the toroidal type for confining a high...	09/17/1991
5038664	Method for producing a shell of relativistic particles at an altitude above the earths surface A method for establishing a region of a high density, high energy plasma at an altitude of at least about 1500 kilometers above the earth's surface. Circularly polarized electromagnetic radiation is transmitted at a first frequency substantially parallel ...	08/13/1991
5003225	Method and apparatus for producing intense microwave pulses A method and apparatus are disclosed for producing microwave radiation wherein a generally stable, high-beta, relativistic electron plasma is formed in a static magnetic field of a suitable enclosure either by an external microwave source or in situ withi...	03/26/1991
4927592	Reversed field pinch apparatus A reversed field pinch apparatus is equipped with a first OH coil and a second OH coil which are inductively coupled with a plasma. The first OH coil is supplied a low-level alternating current for performing F-.THETA. pumping, while the second OH coil is...	05/22/1990
4853173	Method of producing fusion reactions and apparatus for a fusion reactor A method of producing fusion reactions comprises the steps of bringing deuterium ions from an ion source to run in a substantially closed path for accumulation of the ions to a predetermined density, whereupon the ions are deflected towards a reaction cen...	08/01/1989
4755345	Impedance matched, high-power, rf antenna for ion cyclotron resonance heating of a plasma A resonant double loop radio frequency (rf) antenna for radiating high-power rf energy into a magnetically confined plasma. An inductive element in the form of a large current strap, forming the radiating element, is connected between two variable capacit...	07/05/1988
4735764	Open waveguide electromagnetic wave radiator for secondary heating a plasma in a nuclear fusion reactor An open waveguide electromagnetic wave radiator is used to radiate electromagnetic waves of cyclotron frequency to plasma within a vacuum container. This radiator comprises a waveguide having evacuation holes and containing ridges having a T-shaped cross-...	04/05/1988
4733133	Method and apparatus for producing microwave radiation A method and apparatus are disclosed for producing microwave radiation wherein a generally stable, high-beta, relativistic electron plasma is formed and magnetically confined in a magnetic mirror region of a suitable enclosure, a convectively unstable wav...	03/22/1988
4729865	Nuclear fusion reactor The present invention is a nuclear fusion reactor serving to contain a totally organized tritium-deuterium plasma by guiding the self-bombarding particles in a resonating path of a particular wavelength and frequency, similar to a radio wave. Under these ...	03/08/1988
4710339	Ion cyclotron range of frequencies heating of plasma with small impurity production Plasma including plasma ions is magnetically confined by a magnetic field. The plasma has a defined outer surface and is intersected by resonance surfaces of respective common ion cyclotron frequency of a predetermined species of plasma ions moving in the...	12/01/1987
4687616	Method and apparatus for preventing cyclotron breakdown in partially evacuated waveguide Cyclotron breakdown is prevented in a partially evacuated waveguide by providing a section of waveguide having an axial cut therein in order to apply a potential across the two halves of the waveguide. This section is positioned in the waveguide crossing ...	08/18/1987
4661304	Resonant-cavity antenna for plasma heating Disclosed is a resonant coil cavity wave launcher for energizing a plasma immersed in a magnetic field. Energization includes launching fast Alfven waves to excite ion cyclotron frequency resonances in the plasma. The cavity includes inductive and capacit...	04/28/1987
4641060	Method and apparatus using electron cyclotron heated plasma for vacuum pumping A method and apparatus is disclosed for producing a gas pumping plasma within an evacuated enclosure having a collimating system consisting of baffle structures and a magnetic field having a central uniform region connected to a source of neutral gas, a m...	02/03/1987
4636688	Gyrotron device A gyrotron device comprising a magnetron injection gun for emitting a sectionally-ring-shaped electron beam, a superconducting coil for applying magnetic field to the electron beam emitted from the gun, a ring-shaped resonator mirror for quasi-optically r...	01/13/1987
4618470	Magnetic confinement nuclear energy generator A fusion reactor (10) includes a sphere (12). Structure (20) is disposed within the interior of the sphere (12) for producing a magnetic field. Structure (24, 26) is circumferentially disposed around the exterior of the sphere (12) for producing a counter...	10/21/1986
4511782	Plasma sweeper to control the coupling of RF power to a magnetically confined plasma A device for coupling RF power (a plasma sweeper) from a phased waveguide array for introducing RF power to a plasma having a magnetic field associated therewith comprises at least one electrode positioned near the plasma and near the phased waveguide arr...	04/16/1985
4425295	System and method for generating current by selective electron heating A system for the generation of toroidal current in a plasma which is prepared in a toroidal magnetic field. The system utilizes the injection of high-frequency waves into the plasma by means of waveguides. The wave frequency and polarization are chosen su...	01/10/1984
4423001	System and method for generating current by selective minority species heating A system for the generation of toroidal current in a plasma which is prepared in a toroidal magnetic field. The system utilizes the injection of low-frequency waves into the plasma by means of phased antenna arrays or phased waveguide arrays. The plasma i...	12/27/1983
4263097	Method and apparatus for driving a continuous current in a toroidal plasma Method and apparatus for continuously driving a current in a toroidal plasma through r-f induced, asymmetric trapping or detrapping. The method and apparatus may be used to supply ohmic current over a prolonged or indefinite time period and thus provide f...	04/21/1981
4115190	High beta plasma operation in a toroidal plasma producing device A high beta plasma is produced in a plasma producing device of toroidal configuration by ohmic heating and auxiliary heating. The plasma pressure is continuously monitored and used in a control system to program the current in the poloidal field windings....	09/19/1978
4010396	Direct acting plasma accelerator Charged particles are entrained on a straight or curved path by a traveling magnetic field moving along that path with its magnetic flux vector transverse thereto. The general direction of entrainment is the same for particles of either polarity. The init...	03/01/1977
4000036	Plasma control and utilization A plasma is confined and heated by a microwave field resonant in a cavity excited in a combination of the TE and TM modes while responding to the resonant frequency of the cavity as the plasma dimensions change to maintain operation at resonance. The micr...	12/28/1976
3937917	Method for producing and heating a plasma Microwave-frequency electromagnetic energy is stored in a superconducting resonant structure. The non-ionized solid material from which the plasma is to be obtained is placed within said structure and this latter is excited by a generator of the klystron ...	02/10/1976

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Class 376/123 - Principal heating by wave energy