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062326139
abstract
An angular pumped and emitting capillary(APEC) discharge light source having a blocking electrode installed on the axis of the capillary just beyond the end of the capillary bore. Thus, the emitting region occurs in an angular fashion between the end of the capillary and the blocking electrode. The blocking electrode p...
059600497
abstract
The operator of a nuclear steam supply system manually selects a lineup of either one, two, or three main feedwater pumps for normal reactor operation to generate power. This selection sets or resets a status latch for each pump, representative of intended pump operation. A system (RPCS) for implementing a step reducti...
summary
summary
053393465
description
DEFINITIONS Plasma Source--A thermally-produced plasma for yielding x-ray radiation--generally pumped by a high power pulsed laser. PA0 Illumination Radiation--The delineating radiation as incident on and producing an PA0 Illumination Field on the mask, characterized by intensity, direction, divergence and spectral wid...
abstract
A modular nuclear reactor comprises a plurality of sections arranged in a pattern and a side reflector material surrounding the plurality of sections. Each section includes a tank comprising a front plate, a back plate, side plates, a top plate, and a bottom plate. A plurality of grid plates are located within the tank...
claims
1. An optical axis adjusting mechanism for an X-ray lens to be implemented in an X-ray analytical instrument, comprising:an exit side adjusting mechanism for adjusting an exit side focal point of the X-ray lens to focus on an X-ray detector; andan entrance side adjusting mechanism for adjusting an entrance side focal p...
summary
042499950
abstract
In a fast reactor constituted by an open-topped main vessel containing liquid metal coolant and an inner vessel mounted within the main vessel, a transverse skew wall forming an inner vessel extension is associated with a baffle which extends above the skew wall. A space formed between the baffle and the skew wall and ...
summary
description
Calibration devices for optical scanners and methods for their use are provided. The subject devices are characterized by having a polymeric coating with at least one fluorescent agent, where the devices have minimal local and global nonuniformities. The subject device may also include one or more photobleached regions...
051606950
abstract
An apparatus and method of enhancing nuclear fusion reactions utilizes a plasma, made up of ions and electrons, contained within a region, and enhances the density of the plasma using a collision-diffusion compressional enhancement process. Ion acoustic waves generated within a central region of the system permit incre...
claims
1. A control rod drive mechanism (CRDM) comprising:a hollow lead screw;a lifting rod having an upper end disposed in the hollow lead screw;latches secured to the lead screw and configured to latch the upper end of the lifting rod to the lead screw;a latch engagement mechanism configured to close the latches onto the up...
048851221
description
DETAILED DESCRIPTION Referring now to FIGS. 3 and 4, one embodiment of the clamping apparatus of the present invention is shown in plan and cross sectional views respectively. The clamping apparatus, generally designated as 30, comprises two end body members 31. Each of the end body members has an unflanged end 31U and...
summary
051630788
description
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In accordance with the embodiments shown in the drawings, the present invention will be described in detail below. FIRST EMBODIMENT In this embodiment, where the multilayer film reflecting mirrors each comprised of Ni and Sc (the number of layers: 201, an X-ray waveleng...
description
The present invention relates to a method for determining the value of a parameter representative of the operability of a nuclear reactor. The invention is used, for example, in pressurised water reactors. In conventional manner, the core of such a reactor is charged with nuclear fuel assemblies. Each assembly comprise...
040299686
description
DESCRIPTION OF THE PREFERRED EMBODIMENT Illustrated in FIGS. 1 and 2 is a rack 10 for storing spent nuclear fuel elements in a boiling water reactor nuclear power plant. The rack 10 has been generally disclosed in an application filed by Herbert J. Rubinstein, Philip M. Clark and James D. Gilcrest on July 11, 1975, Ser...
044477333
claims
1. A radiation-shielding transport and storage container for radioactive material, said container comprising: a radiation shielding vessel composed of cast iron or cast steel and defining a storage chamber for said radioactive material and a mouth opening into said chamber and formed with a plurality of seats; a plug-...
043702961
claims
1. A compact toroidal fusion reactor for producing energy from fusion reactions having a plasma containing toroidal fusion region and having a main axis, comprising: (a) a toroidal field generating means for producing a toroidal magnetic field in said fusion region upon the passage of current therethrough, said toroida...
summary
abstract
A method and system for the thermoelectric conversion of nuclear reactor generated heat including upon a nuclear reactor system shutdown event, thermoelectrically converting nuclear reactor generated heat to electrical energy and supplying the electrical energy to a mechanical pump of the nuclear reactor system.
047605898
description
DETAILED DESCRIPTION OF THE DRAWINGS FIG. 1 illustrates a grid cabinet 1 with an X-ray film cassette tray 2, also known as a cassette holder, which slides in and out of the cabinet 1. The tray 2 does not separate completely from the cabinet 1, but slides out only to the position shown in FIG. 1 to allow for easy insert...
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