Patent application number | Description | Published |
20110122986 | METHOD OF INHIBITING ADHESION OF RADIOACTIVE SUBSTANCE AND APPARATUS INHIBITED FROM SUFFERING ADHESION THEREOF - The present invention relates to a method and an apparatus for suppressing adhesion of a radioactive substance, capable of suppressing adhesion of the radioactive substance onto the surface of a metallic material forming a structural member in a nuclear plant. On the surface of the metallic material forming the structural member in a nuclear power generation plant, e.g., a surface | 05-26-2011 |
20110211663 | RADIATION EXPOSURE REDUCTION METHOD - A radiation exposure reduction method includes the steps of: injecting iron into a coolant which flows from the reactor cooling system to the reactor core in a nuclear power plant; and ferritizing and fixing radionuclides or parent nuclides thereof, which are contained in the coolant, on the surface of a reactor core structure, wherein an iron citrate which is soluble organic iron, or iron oxalate or iron fumarate which has a particle diameter of 3 μm or less, is used as the iron to be injected into the coolant. | 09-01-2011 |
20120028038 | CORROSION-RESISTANT MEMBER AND METHOD OF MANUFACTURING THE SAME - A corrosion-resistant member has a composite titanium oxide film for reducing corrosion deposited on a surface of a construction material, where the composite titanium oxide film is represented by a molecular formula MTiO | 02-02-2012 |
20120039429 | PLANT OPERATION METHOD AND PLANT OPERATION SYSTEM - The present invention provides an operation method of a plant which has a low-pressure feed water heater, a deaerator and a high-pressure feed water heater sequentially arranged in a feed water pipe reaching a steam generator from a condenser, and leads high-temperature feed water to the steam generator, wherein an oxidant is injected onto a surface of a structural material from an oxidant injection line in order to form a film that suppresses an elution of an element constituting the structural material such as the feed water pipe, the low-pressure feed water heater, the deaerator and the high-pressure feed water heater, which come in contact with the high-temperature feed water, and a corrosion suppression substance is further introduced from a corrosion suppression substance introduction line in order to deposit the corrosion suppression substance on a surface of the structural material in which corrosion accelerated by a flow of the feed water occurs. | 02-16-2012 |
20120064242 | METHOD FOR MONITORING CORROSION PROTECTION IN POWER PLANT - According to one embodiment, there is provided a method for monitoring corrosion in a power plant, including: forming a film with a composition of M1FeO | 03-15-2012 |
20120128111 | NUCLEAR POWER PLANT, METHOD OF FORMING CORROSION-RESISTANT COATING THEREFOR, AND METHOD OF OPERATING NUCLEAR POWER PLAN - In a nuclear power plant, a corrosion-resistant oxide film on a surface of the metal component of a reactor structure is exposed to a high-temperature water, the corrosion-resistant oxide film containing an oxide having a property of a P-type semiconductor, and a catalytic substance having a property of an N-type semiconductor is deposited on the oxide film. The oxide film maintains the property of the P-type semiconductor. | 05-24-2012 |
20120128886 | NUCLEAR POWER PLANT, METHOD OF FORMING CORROSION-RESISTANT COATING THEREFOR, AND METHOD OF OPERATING NUCLEAR POWER PLANT - In a nuclear power plant, a corrosion-resistant oxide film on a surface of the metal component of a reactor structure is exposed to a high-temperature water, the corrosion-resistant oxide film containing an oxide having a property of a P-type semiconductor, and a catalytic substance having a property of an N-type semiconductor is deposited on the oxide film. The oxide film maintains the property of the P-type semiconductor. | 05-24-2012 |
20120309456 | SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE, ELECTRONIC DEVICE, AND RADIO COMMUNICATION DEVICE - In an embodiment, a semiconductor integrated circuit device includes a driver circuit that drives a transmission line, an output terminal coupled to the output of the driver circuit, and a variable-impedance circuit. The variable-impedance circuit is coupled, for example, between the driver circuit and the output terminals for series-termination of the transmission line. | 12-06-2012 |