Induced nuclear reactions: processes, systems, and elements inventions 09/06

20060210007 - Floating scanning and detection platforms: The present invention provides a system for detecting explosives, drugs or radioactive or fissile material aboard waterborne vessels. The system includes a linear accelerator mounted on a floating platform such as a ship that directs a photon beam at a target vessel. If the target vessel contains explosives, drugs or...

20060210008 - Method for isomeric change in radioactive isotope: A method for causing an isomeric change from a radioactive isotope to an other isotope having a lower energy state relative to said radioactive isotope. The method includes irradiating a sample that includes the radioactive isotope with a gamma or x-ray beam having photon energy ranging from 10 eV to...

20060210009 - Boiling water reactor core and fuel assemblies therefor: A ratio of the number of fuel assemblies loaded on a core to the number of control rod drive mechanisms is 3 or more. The fuel assembly itself contains mixed oxides of a low enrichment concentration uranium oxide containing 3 to 8 wt % in the average enrichment concentration of...

20060210010 - Reactivity control rod for core, core of nuclear reactor, nuclear reactor and nuclear power plant: In a nuclear reactor in which a primary coolant is contained, the primary coolant moves upwardly from the core by an operation thereof. An annular steam generator is arranged in an upper side of the core into which the upwardly moving primary coolant flows and transfers heat in the primary...

20060210011 - High temperature gas-cooled fast reactor: Fast reactors are disclosed that embody a central core surrounded by a reflector that each comprise a plurality of abutting hexagonal blocks of ceramic material. Each hexagonal block comprises a plurality of coolant channels disposed therethrough. Outer surfaces of each hexagonal block and surfaces of each coolant channel are coated...

20060203951 - Monitoring a sample containing a neutron source: The invention considers the frequency distributions of singles, doubles and triple neutron emission events from a sample under assay. The count rates are equated to mathematical functions related to the spontaneous fission rate, self-induced fission rate, detection efficiency and α,n rate with probability distribution assigned to each of those factors,...

20060203952 - Methods of reducing hydrogen absorption in zirconium alloys of nuclear fuel assemblies: A method of reducing hydrogen absorption in fuel assembly components fabricated from zirconium alloys in a nuclear reactor is provided. The method includes, in an exemplary embodiment, depositing at least one noble metal on at least one surface of the fuel assembly component. Depositing at least one noble metal includes...

20060203953 - Fuel element for a pressurized water reactor: A fuel element for a pressurized water reactor is described. The fuel element contains a laterally open skeleton having control-rod guide tubes each with a first end and a second end, spacers fastened to the control-rod guide tubes, a fuel element head disposed at the first end of the control-rod...

20060198483 - Magnetized plasma fusion reactor: A fusion reactor apparatus for initiating a fusion reaction in a fusionable material is disclosed. The apparatus includes a vessel operable to contain a liquid medium and a vortex generator operable to generate a vortex in the liquid medium. The apparatus also includes a plasma generator operable to generate a...

20060198484 - Propulsion motor: Propulsion motor—a combination was added to the motor and processes, which comprises: a refrigeration system to first wall (13) constituted of tubes (13A) for conduction of refrigerator fluid, the heat exchanger (13B), the fluid storage container (13C) and inside the suction and injection fluid pump (13D). Many targets (1) were...

20060198485 - Plasma electric generation and propulsion system: 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 electrostatically confined in a deep energy well, created by tuning an externally...

20060198486 - Pressure wave generator and controller for generating a pressure wave in a fusion reactor: An apparatus for generating a pressure wave for activating a fusion reaction in fusionable material in a liquid medium is disclosed. The apparatus includes a plurality of pressure wave generators having respective moveable pistons, the pistons having respective control rods connected thereto. The apparatus also includes a plurality of transducers...

20060198487 - Fusionable material target: A fusionable material target apparatus for use in a fusion reactor having fusion reactions initiated by a pressure wave in a heated liquid medium is disclosed. The apparatus includes a container for enclosing fusionable material, the container being operable to be cooled until at least some of the fusionable material...

20060198488 - Procedure and means for replacing and procedure for repairing a section of a pipe in the primary circuit of a nuclear reactor: Marking of the cuts which have to be made, cutting of the section at two ends, removal of the section which has to be replaced, bevelling of the joint ends of the parts remaining after the section has been cut out from the pipe, adjustment of a new or replacement...

20060198483 - Magnetized plasma fusion reactor: A fusion reactor apparatus for initiating a fusion reaction in a fusionable material is disclosed. The apparatus includes a vessel operable to contain a liquid medium and a vortex generator operable to generate a vortex in the liquid medium. The apparatus also includes a plasma generator operable to generate a...

20060198484 - Propulsion motor: Propulsion motor—a combination was added to the motor and processes, which comprises: a refrigeration system to first wall (13) constituted of tubes (13A) for conduction of refrigerator fluid, the heat exchanger (13B), the fluid storage container (13C) and inside the suction and injection fluid pump (13D). Many targets (1) were...

20060198485 - Plasma electric generation and propulsion system: 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 electrostatically confined in a deep energy well, created by tuning an externally...

20060198486 - Pressure wave generator and controller for generating a pressure wave in a fusion reactor: An apparatus for generating a pressure wave for activating a fusion reaction in fusionable material in a liquid medium is disclosed. The apparatus includes a plurality of pressure wave generators having respective moveable pistons, the pistons having respective control rods connected thereto. The apparatus also includes a plurality of transducers...

20060198487 - Fusionable material target: A fusionable material target apparatus for use in a fusion reactor having fusion reactions initiated by a pressure wave in a heated liquid medium is disclosed. The apparatus includes a container for enclosing fusionable material, the container being operable to be cooled until at least some of the fusionable material...

20060198488 - Procedure and means for replacing and procedure for repairing a section of a pipe in the primary circuit of a nuclear reactor: Marking of the cuts which have to be made, cutting of the section at two ends, removal of the section which has to be replaced, bevelling of the joint ends of the parts remaining after the section has been cut out from the pipe, adjustment of a new or replacement...