Patent application number | Description | Published |
20080212733 | Nuclear power plant using nanoparticles in emergency systems and related method - A nuclear power plant with an improved cooling system using nanoparticles in solid or fluid form is provided. The nanoparticles are delivered in locations such as the cold leg accumulator and high and low pressure pumps of an emergency core cooling system. Motor driven valves and pressurization can aid in the delivery. Methods for providing the nanoparticles are also provided. | 09-04-2008 |
20080219395 | Nuclear power plant using nanoparticles in emergency situations and related method - A nuclear power plant provides for delivery of nanoparticles to coolant found in the containment, for example during severe accident scenarios. The nanoparticles advantageously can be delivered passively or actively independently of any emergency core cooling system. The nanoparticle supply can include for example tanks storing nanofluids or solid nanoparticles, or dissolvable paints containing nanoparticles. Methods for providing the nanoparticles are also provided. | 09-11-2008 |
20080219396 | Nuclear power plant using nanoparticles in closed circuits of emergency systems and related method - A nuclear power plant with an improved cooling system using nanoparticles in solid or fluid form to improve heat transfer and reduce corrosion is provided. The nanoparticles are delivered to a closed cooling circuit such as a CCWS. Methods for providing the nanoparticles are also provided. | 09-11-2008 |
20080224038 | METHOD OF DETERMINING THE POWER TRANSFER OF NUCLEAR COMPONENT WITH A LAYER OF MATERIAL PLACED UPON A HEATING SURFACE OF THE COMPONENT - A method to characterize the power transfer of a nuclear component is provided including the steps of obtaining a sample of a deposit layer on a side of a nuclear component, obtaining a scanning electron microscope image of an outside surface of the sample, obtaining a scanning electron microscope image of an inside surface of the sample, analyzing the scanning electron microscope images of the outside and inside surfaces of the sample for a presence of capillaries and steam chimneys, and calculating the power transfer of the component based on a number of steam chimneys in the deposit layer. | 09-18-2008 |
20140010339 | Apparatus and method for limiting and analyzing stress corrosion cracking in pressurized water reactors - A method to assess and predict pressurized water stress corrosion cracking in operational nuclear power plants and the effect of adding zinc compounds into a reactor coolant system of the nuclear power plant. | 01-09-2014 |
20140183356 | Integrated method to analyze crystals in deposits - A method to analyze crystals in a deposit on a surface of a nuclear generating station heating surface, wherein the method extracts a sample of material from the surface of the nuclear generating station heating surface and also includes conducting at least one of a high resolution scanning electron microscope/energy dispersive X-ray spectrometry of the sample and a scanning transmission electron microscope/selected area electron diffraction/spot and elemental mapping analysis of the sample. | 07-03-2014 |