Patent application number | Description | Published |
20100047685 | POUCH-TYPED SECONDARY BATTERY WITH IMPROVED SAFETY AND EXCELLENT MANUFACTURING PROCESS PROPERTY - Disclosed herein is a secondary battery including an electrode assembly, having pluralities of electrode tabs joined to electrode leads, mounted in a receiving part of a battery case, wherein the battery case has concave steps formed at the inner upper end of the receiving part thereof between electrode tab-electrode lead coupling portions (a cathode terminal portion and an anode terminal portion) of the electrode assembly and at the inner opposite sides of the receiving part thereof corresponding to the opposite sides of the electrode assembly such that the electrode assembly is in tight contact with the concave steps. | 02-25-2010 |
20100047687 | SECONDARY BATTERY WITH TOP SEALED PORTION OF IMPROVED STRUCTURE - Disclosed herein is a secondary battery manufactured by mounting an electrode assembly having a cathode/separator/anode structure into a pouch-shaped battery case and thermally welding the electrode assembly to the battery case, wherein a pair of insulative films are attached to opposite major surfaces of each electrode lead, to which electrode taps of the electrode assembly are electrically connected, at regions contacting an upper thermally-welded portion (upper sealed portion) of the pouch-shaped battery case, one of the insulative films (a, b), i.e., the insulative film (a), extends such that the lower end of the insulative film (a) supports a coupled region where the electrode taps are coupled to the electrode lead, and the overlapping length (L) between the insulative films (a, b) is equal to or slightly greater than the height (H) of the upper sealed portion. The secondary battery according to the present invention has the effect of preventing the breakage of the electrode leads due to the movement of the electrode assembly when external forces, such as small vibrations and dropping, are applied to the secondary battery, and, preferably, easily bending the electrode leads such that the PCM is mounted to the secondary battery. | 02-25-2010 |
20100143787 | SECONDARY BATTERY HAVING IMPROVED SAFETY BY DEFORMATION OF ELECTRODE ASSEMBLY-RECEIVING PORTION IN CASE - Disclosed herein is a secondary battery constructed in a structure in which pluralities of electrode tabs, protruding from an electrode assembly, are connected to corresponding electrode leads, and the electrode assembly is mounted in a receiving part, wherein a battery case is multi-formed, such that the battery case presses the upper end of the electrode assembly by a predetermined width, thereby preventing the upward movement of the electrode assembly, mounted in the receiving part, at the upper end space region of the receiving part, where the electrode assembly is spaced apart from the upper end of the receiving part, for the connection between the electrode tabs and the corresponding electrode leads, during the repetitive charge and discharge of the battery. Consequently, it is possible to prevent the occurrence of a short circuit of the battery due to external impacts, such as the dropping of the battery, and to prevent the occurrence of an internal short circuit of the battery due to the expansion of the battery case caused by the repetitive charge and discharge of the battery, whereby the safety of the secondary battery is improved. | 06-10-2010 |
20100209768 | BATTERY PACK OF LARGE CAPACITY - Disclosed herein is a battery pack including a battery cell, having an electrode assembly mounted in a pouch-shaped battery case made of a laminate sheet including a metal layer and a resin layer and is sealed by thermal welding, mounted in a pack case, wherein the pack case includes a frame member constructed in a structure in which a receiving part for receiving the battery cell is open, opposite side sealing portions of the battery cell are mounted to the frame member such that the opposite side sealing portions cover the opposite sides of the frame member, and a sheathing film is applied to the outer surface of the frame member, to which the battery cell is mounted. | 08-19-2010 |
20120189883 | BATTERY CELL WITH SMALL GROOVE AT SURFACE AND BATTERY PACK INCLUDING THE SAME - Disclosed herein is a battery cell including an electrode assembly of a cathode/separator/anode structure mounted in a receiving part of a battery case (cell case). The cell case is provided, at a predetermined region of the cell case corresponding to the upper end interface of the electrode assembly while the electrode assembly is mounted in the receiving part, with a small groove for pressing against the upper end of the electrode assembly to prevent the upward movement of the electrode assembly. The small groove is continuously formed in parallel with the upper end of the electrode assembly. | 07-26-2012 |
20130130098 | POUCH-TYPED SECONDARY BATTERY WITH IMPROVED SAFETY AND EXCELLENT MANUFACTURING PROCESS PROPERTY - Disclosed herein is a secondary battery including an electrode assembly, having pluralities of electrode tabs joined to electrode leads, mounted in a receiving part of a battery case, wherein the battery case has concave steps formed at the inner upper end of the receiving part thereof between electrode tab-electrode lead coupling portions (a cathode terminal portion and an anode terminal portion) of the electrode assembly and at the inner opposite sides of the receiving part thereof corresponding to the opposite sides of the electrode assembly such that the electrode assembly is in tight contact with the concave steps. | 05-23-2013 |
Patent application number | Description | Published |
20090196279 | TDM BASED CELL SEARCH METHOD FOR OFDM SYSTEM - Provided are a sync channel of a forward link, a common pilot channel structure, and an initial cell search method and an adjacent cell search method for handover in a cellular system using orthogonal frequency division multiplexing (OFDM). A cell search method in an OFDM cellular system in which a primary sync channel and a secondary sync channel are configured based on time division multiplexing (TDM) includes acquiring sync block synchronization and a primary sync channel sequence number using a primary sync channel symbol included in a frame received by a terminal, detecting a boundary of the frame and a scrambling code group using the sync block and a secondary sync channel symbol included in the frame received by the terminal, and acquiring a scrambling code using the primary sync channel sequence number and the scrambling code group, thereby reducing cell search time with low complexity. | 08-06-2009 |
20100159854 | METHOD AND APPARATUS FOR ADAPTIVELY CONTROLLING RECEIVED POWER OF MULTI-ANTENNA RADIO CHANNEL MEASUREMENT EQUIPMENT - Provided is an apparatus for adaptively controlling a received power of a multi-antenna radio channel measurement equipment, the apparatus including: a plurality of antennas to receive a measurement signal; a switch unit comprising a plurality of switches to input the measurement signal; a switch control unit to control the plurality of switches of the switch unit to sequentially input the measurement signal; a reception (Rx) attenuator to adjust a Received Signal Strength Indication (RSSI) of the measurement signal; an Rx AGC control unit to control the Rx attenuator to adaptively adjust the RSSI of the measurement signal; a timing control unit to generate a reference timing signal for the switch control unit and the automatic RSSI control unit; and a digital baseband control unit to collect and store information associated with the measurement signal. | 06-24-2010 |
20110142180 | APPARATUS FOR RECEIVING SIGNALS IN A COMMUNICATION SYSTEM BASED ON MULTICARRIER TRANSMISSION AND METHOD FOR INTERFERENCE CANCELLATION - Provided are an apparatus and method of receiving signals in a communication system based on multicarrier transmission. The receiving apparatus cancels Inter-Symbol Interference (ISI) in a time domain from a received signal having a delay time above a guard interval, and cancels Inter-Carrier Interference (ICI) in a frequency domain from the received signal. | 06-16-2011 |
20120125413 | SOLAR CELLS AND METHODS OF MANUFACTURING THE SAME - Solar cells and methods of manufacturing the solar cells are provided. The solar cell may be formed on a substrate having a plurality of concave portions. A plurality of nanostructures may be formed on a surface of the substrate, in which the plurality of concave portions are formed. A photoactive layer may be formed to cover the plurality of nanostructures. The nanostructures may include an inorganic material, and the photoactive layer may include an organic material. | 05-24-2012 |
20120155403 | TRANSMITTING AND RECEIVING APPARATUS AND CHANNEL COMPENSATION METHOD IN WIRELESS COMMUNICATION SYSTEM - Provided is transmitting and receiving apparatus and a channel compensation method in a wireless communication system based on Orthogonal Frequency Division Multiplexing (OFDM) in a wireless communication system. The receiving apparatus in the wireless communication system according to an embodiment of the present invention includes first and second estimators, an interference canceller, and a determination unit. The first estimator estimates an interference quantity detecting an interference in a received signal, the second estimator estimates a Signal-to-Noise Ratio (SNR) with the exception of a noise quantity corresponding to the estimated interference quantity. The interference canceller cancels the interference from the receiving signal. And a determination unit controls the operation of the interference canceller based on at least one of the estimated interference quantity and the estimated SNR. | 06-21-2012 |
20130077584 | METHOD FOR GENERATING RANDOM ACCESS SIGNAL OF MACHINE TYPE COMMUNICATION DEVICE USING NARROW BANDWIDTH - Disclosed are a method for generating a random access signal of a machine type communication (MTC) device using a narrow bandwidth, and an MTC device. The method generates a random access signal by allocating a position in a frequency domain of a random access signal dedicated to the MTC device, that is, a position of a frequency for transmission of a random access preamble, to a center position of a base station system bandwidth, or by shifting a center frequency of the MTC device to a position of a random access frequency allocated for a legacy LTE terminal by a base station. | 03-28-2013 |
20130100899 | MACHINE TYPE COMMUNICATION DEVICE, APPARATUS AND METHOD FOR ALLOCATING RESOURCES TO THE SAME, AND DATA TRANSMISSION/RECEPTION METHOD OF THE SAME - Provided are a machine type communication (MTC) device, an apparatus and method for allocating resources to the MTC device, and a data transmission/reception method of the MTC device. The method of allocating resources to at least one user equipment (UE) and the MTC device includes determining whether there are resources allocated for an MTC device in a resource section, and when there are resources allocated for an MTC device, determining the class of the MTC device, determining the bandwidth of a resource region for the MTC device, and configuring a downlink frame according to the bandwidth of the resource region for the MTC device. | 04-25-2013 |
20130100900 | DATA TRANSCEIVING METHOD AND MACHINE TYPE COMMUNICATION DEVICE USING THE SAME - Disclosed are a data transmission and reception method and a machine type communication (MTC) device using the same. The data transmission and reception method according to the present invention may include: extracting MTC bandwidth information through a downlink channel or signaling; receiving the downlink channel or signaling including MTC downlink control format information; detecting resource region information occupied by the MTC downlink control channel; and receiving the MTC downlink control channel using the resource region information occupied by the MTC downlink control channel. | 04-25-2013 |
20130121317 | MACHINE TYPE COMMUNICATION SUPPORT METHOD AND APPARATUS - Provided are a machine type communication (MTC) support method and apparatus capable of providing efficient MTC service. First, when a base station transmits a subframe to which an MTC-physical control format indicator channel (PCFICH) is allocated using an MTC-PCFICH code that is cyclic-shifted on the basis of a control format indicator (CFI) to MTC user equipment (UE), the MTC UE detects the MTC-PCFICH from the received subframe by performing blind decoding of a cyclic shift, and detects a region occupied by a legacy physical downlink control channel (PDCCH) on the basis of the detected MTC-PCFICH. Accordingly, it is possible to support efficient MTC service in a Third Generation Partnership Project (3GPP) Long Term Evolution (LTE)-based mobile communication system while maintaining compatibility with a legacy LTE station. | 05-16-2013 |
20130163556 | METHOD AND APPARATUS OF RESOURCE ALLOCATION FOR MACHINE TYPE COMMUNICATION DEVICE, METHOD AND APPARATUS FOR RECEIVING DATA FOR MACHINE TYPE COMMUNICATION - Disclosed herein relates to a resource allocation method for a machine type communication (MTC) device. The resource allocation method for the MTC device includes allocating a control channel with respect to a user terminal to a first time domain of a sub frame, and mixing at least one of a control channel with respect to the at least one MTC device, a data channel with respect to the user terminal, and a data channel with respect to the MTC device in a second time domain of the sub frame, and allocating the mixed channel to the second time domain of the sub frame. Accordingly, in a wireless communication system, control information and data may be transmitted and received to and from the MTC device while maintaining compatibility with the user terminal. | 06-27-2013 |
20130286956 | WIRELESS DATA TRANSCEIVING METHOD IN MULTI-POINT TRANSMISSION ENVIRONMENT - Disclosed is a wireless data transceiving method in a multi-point transmission environment. A data transmitting method of a base station includes determining priorities of a plurality of terminals, allocating a symbol to be transmitted to a low-priority terminal to a base layer, allocating a symbol to be transmitted to a high-priority terminal to an enhancement layer, performing hierarchical modulation, and transmitting the hierarchically modulated symbol. Accordingly, by combining CoMP transmission technology and hierarchical modulation, a data capacity for a cell edge terminal increases and necessary resources decrease. | 10-31-2013 |
20130286966 | METHOD OF ALLOCATING RADIO RESOURCES FOR CONTROL CHANNEL AND METHOD FOR RECEIVING THE CONTROL CHANNEL - A method and apparatus for allocating radio resources for a control channel, and a method of receiving the control channel are disclosed. According to an aspect, the method of allocating radio resources includes: recognizing one or more reference signals included in an enhanced control channel positioned in a resource region for downlink data; dynamically setting a resource element group including one or more resource elements that are to be allocated to the enhanced control channel, according to the one or more reference signals; and determining one or more resource elements available for the enhanced control channel among the resource elements included in the set resource element group, and allocating the one or more resource elements to the enhanced control channel. | 10-31-2013 |
20130294399 | DATA TRANSMISSION METHOD FOR MACHINE TYPE COMMUNICATION (MTC) AND MTC APPARATUS - A data transmission method for Machine Type Communication (MTC) and a MTC apparatus are disclosed. The data transmission method for MTC includes: dividing each of a plurality of subframes configured with time resources and frequency resources into a first region for transmitting control information and a second region for transmitting data; and allocating resources for MTC to the second region of each subframe according to a predetermined hopping period and a predetermined hopping frequency interval. Accordingly, it is possible to increase the data transfer rate of a MTC apparatus. | 11-07-2013 |
20140004895 | DATA TRANSMITTING METHOD FOR MACHINE TYPE COMMUNICATION (MTC) SERVICE AND COMMUNICATION APPARATUS USING THE SAME | 01-02-2014 |
20140010335 | METHOD OF RECEIVING DOWNLINK DATA, AND MACHINE TYPE COMMUNICATION DEVICE USING THE METHOD - Provided are a method of receiving downlink data and a machine type communication (MTC) device using the same. The MTC device according to the present invention which has a plurality of antennas includes a reception signal processing module that receives a downlink reference signal for each antenna from a base station, estimates reception signal quality with respect to the downlink reference signal for each antenna, and selects the antenna to receive a downlink signal in accordance with the reception signal quality with respect to each antenna. | 01-09-2014 |
20140073337 | COMMUNICATION DEVICE AND COMMUNICATION METHOD USING MILLIMETER-WAVE FREQUENCY BAND - There are provided a communication device using a millimeter-wave frequency band and a communication method using the millimeter-wave frequency band. The communication device includes a beam scheduling unit configured to schedule uplink and downlink beams corresponding to movement of a terminal, a core network interface unit configured to transmit data provided from the beam scheduling unit to a core network, and to provide data received from the core network to the beam scheduling unit, a mobility management unit configured to configure an uplink and downlink beam set based on inter-beam interference information provided from the beam scheduling unit, and an inter-base station interface unit configured to exchange a control message with another base station under control of the mobility management unit. Therefore, it is possible to efficiently build a cellular network using the millimeter-wave frequency band. | 03-13-2014 |
20140161059 | METHOD FOR TRANSMITTING AND RECEIVING DATA IN COMMUNICATION SYSTEM USING MULTIPLE ANTENNAS AND APPARATUS THEREFOR - There are provided a method for transmitting and receiving data in communication system using multiple antennas and an apparatus for the same. The method of transmitting data in a base station may comprise receiving information on at least one beam causing interferences from a served terminal and transmitting control information to be used for cancelling interferences caused by the at least one beam to the served terminal. Thus, according to the present invention, interference may be controlled effectively in a communication system using multiple antennas. | 06-12-2014 |
20140162655 | ANTENNA APPARATUS AND METHOD FOR HANDOVER USING THE SAME - There are provided an antenna apparatus and a method of handover using the antenna apparatus. The antenna apparatus may comprise a plurality of antenna elements forming a plurality of beams in a predetermined service area. The plurality of antenna elements are arranged in a plurality of rows, and a number of antenna elements included in an uppermost row of the plurality of rows is smaller than a number of antenna elements included in a downmost row of the plurality of rows, and differences between center angles of beams formed by the antenna elements included in the downmost row are larger than differences between center angles of beams formed by the antenna elements included in the uppermost row. | 06-12-2014 |
20140162704 | METHOD OF DETERMINING POSITION OF TERMINAL IN COMMUNICATION SYSTEM USING MULTIPLE BEAMS - A method of determining a position of a terminal in a communication system using multiple beams is provided. The method includes receiving a first beam from a first point, receiving a second beam from a second point, and determining a position of the terminal by use of information about the first beam and information about the second beam, so that in a case in which two or more effective beams are received in a system using multiple beams, the position of the terminal is determined by use of the angle of a beam, and information about coordinates of departure of a beam and/or coordinates of final arrival of a beam without using a positioning device, such as GPS. | 06-12-2014 |
20140335857 | CELL SEARCH METHOD - A cell search method is disclosed. In an environment that a plurality of small cells are located around a macro cell, a macro base station may allocate a terminal-specific signal distinguishing a terminal from other terminal to the terminal which establishes a connection with the macro base station, and share information of the terminal-specific signal with a plurality of small cell base stations. When a cell search is triggered, the terminal may transmit the allocated terminal-specific signal, and the plurality of small cell base stations perform measurements on the received terminal-specific signal and then report the measured results to the macro base station. The macro base station may configure a candidate set of small cells for the terminal based on the measurement results reported from the plurality of small cell base stations, and transmit the candidate set to the terminal. | 11-13-2014 |
20140335858 | CELL SEARCH METHOD FOR SUPPORTING DISCONTINUOUS TRANSMISSION AND/OR RECEPTION OF BASE STATION - Disclosed is a cell search method for supporting discontinuous transmission and reception of small cell base stations. A cell search method performed by a base station, in an environment that a plurality of small cell base stations perform discontinuous transmission and reception, may comprise transmitting information about small cell base stations whose current transmission and reception mode is in active state; receiving, from a terminal, measurement results on the small cell base stations included in the information about small cell base stations; estimating small cell base stations located around the terminal based on the measurement results; and transmitting, to the estimated small cell to stations, an instruction to change their transmission and reception modes. Therefore, power consumption of the small cell base stations may be reduced with maintaining terminal performances for searching small cells. | 11-13-2014 |
20150023241 | METHOD FOR TRANSMITTING AND RECEIVING PILOT SIGNAL IN COMMUNICATION SYSTEM - Disclosed are methods for transmitting and receiving pilot signals in a communication system. A method for transmitting and receiving pilot signal, performed in a first personal base station among a plurality of personal base stations existing within a cell range of a master base station, comprises receiving a cyclic shift set from the master base station; generating pilot signal based on a first cyclic shift value assigned to the first personal base station, wherein the first cyclic shift value is included in the cyclic shift set; and transmitting the generated pilot signal. Thus, performance of channel estimation may be enhanced. | 01-22-2015 |
20150024763 | METHODS OF RESOURCE MANAGEMENT FOR DEVICE-TO-DEVICE COMMUNICATIONS - Disclosed is a resource management method for communications between moving objects. A method of resource management, performed in a terminal, comprises determining resource state of each subband included in resources allocated for device-to-device (D2D) communications, wherein the resources are divided into a plurality of subbands; configuring resource state information indicating resource state of each subband of the plurality of subbands; and transmitting the resource state information to a base station. Thus, a system capacity can be increased in a mobile communication environment where communications between terminals and a base station and D2D communications between terminals coexist. | 01-22-2015 |
Patent application number | Description | Published |
20090141851 | NUCLEAR FUEL ROD FOR FAST REACTORS WITH OXIDE COATING LAYER ON INNER SURFACE OF CLADDING, AND MANUFACTURING METHOD THEREOF - Disclosed herein are a nuclear fuel rod for fast reactors, which includes an oxide coating layer formed on the inner surface of a cladding, and a manufacturing method thereof. The nuclear fuel rod for fast reactors, which includes the oxide coating layer formed on the inner surface of the cladding, can increase the maximum permissible burnup and maximum permissible temperature of the metallic fuel slug for fast reactors so as to prolong the its lifecycle in the fast reactors, thus increasing economic efficiency. Also, the fuel rod is manufactured in a simpler manner compared to the existing method, in which a metal liner is formed, and the disclosed method enables the cladding of the fuel rod to be manufactured in an easy and cost-effective way. | 06-04-2009 |
20100108207 | MANUFACTURING METHOD OF HIGH STRENGTH FERRITIC/MARTENSITIC STEELS - Provided is a method of manufacturing a high strength ferritic/martensitic steel. The method includes melting a ferritic/martensitic steel, hot-working the melted ferritic/martensitic steel, normalizing the hot-worked ferritic/martensitic steel at a temperature of about 1050° C. to about 1200° C., tempering the ferritic/martensitic steel at a temperature of about 600° C. or less, and leaving MX precipitates while preventing a M | 05-06-2010 |
20110162764 | HIGH-CR FERRITIC/MARTENSITIC STEEL HAVING IMPROVED CREEP RESISTANCE AND PREPARATION METHOD THEREOF - High-Cr ferritic/martensitic steels having an improved tensile strength and creep resistance are provided, which includes 0.04˜0.13 weight % of carbon, 0.03˜0.07 weight % of silicon, 0.40˜0.50 weight % of manganese, 0.40˜0.50 weight % of nickel, 8.5˜9.5 weight % of chromium, 0.45˜0.55 weight % of molybdenum, 0.10˜0.25 weight % of vanadium, 0.02˜0.10 weight % of tantalum, 0.15˜0.25 weight % of niobium, 1.5˜3.0 weight % of tungsten, 0.05˜0.12 weight % of nitrogen, 0.004˜0.008 weight % of boron, and optionally, 0.002˜0.010 weight % of phosphorus or 0.01˜0.08 weight % of zirconium, and iron balance. By regulating the contents of alloying elements such as niobium, tantalum, tungsten, nitrogen, boron, zirconium, carbon, the high-Cr ferritic/martensitic steels with superior tensile strength and creep resistance are provided, and can be effectively used as an in-core structural material for Generation IV sodium-cooled fast reactor (SFR) which is used under high temperature and high irradiation conditions. | 07-07-2011 |
20120106693 | HIGH Cr FERRITIC/MARTENSITIC STEELS HAVING AN IMPROVED CREEP RESISTANCE FOR IN-CORE COMPONENT MATERIALS IN NUCLEAR REACTOR, AND PREPARATION METHOD THEREOF - Disclosed herein is a high Cr Ferritic/Martensitic steel comprising 0.04 to 0.13% by weight of carbon, 0.03 to 0.07% by weight of silicon, 0.40 to 0.50% by weight of manganese, 0.40 to 0.50% by weight of nickel, 8.5 to 9.5% by weight of chromium, 0.45 to 0.55% by weight of molybdenum, 0.10 to 0.25% by weight of vanadium, 0.02 to 0.10% by weight of tantalum, 0.21 to 0.25% by weight of niobium, 1.5 to 3.0% by weight of tungsten, 0.015 to 0.025% by weight of nitrogen, 0.01 to 0.02% by weight of boron and iron balance. By regulating the contents of alloying elements such as nitrogen, born, the high Cr Ferritic/Martensitic steel with to superior tensile strength and creep resistance is provided, and can be effectively used as an in-core component material for sodium-cooled fast reactor (SFR). | 05-03-2012 |
20120145287 | ZIRCONIUM ALLOY COMPOSITIONS HAVING EXCELLENT CORROSION RESISTANCE BY THE CONTROL OF VARIOUS METAL-OXIDE AND PRECIPITATE AND PREPARATION METHOD THEREOF - Disclosed herein are a zirconium alloy composition, which exhibits excellent corrosion resistance by varying the kinds of metal oxides and controlling the size of precipitates of the composition, including: 1.05˜1.45 wt % of Nb; one or more selected from the group consisting of 0.1˜0.7 wt % of Fe and 0.05˜0.6 wt % of Cr; and residual Zr, and a method of preparing the same. The zirconium alloy composition exhibits excellent corrosion resistance by controlling the kinds and amounts of the elements included in the zirconium alloy composition and the heat-treatment temperature and thus varying the kinds of metal oxides formed during an oxidation process and controlling the size of precipitates of the zirconium alloy, so that it can be usefully used as a raw material for nuclear fuel cladding tubes, spacer grids, nuclear reactor internals and the like of a light-water reactor or a heavy-water reactor in a nuclear power plant. | 06-14-2012 |
20130170603 | NUCLEAR FUEL ROD FOR FAST REACTOR - A nuclear fuel rod for a fast reactor includes tubular fuel materials comprising a hollow portion formed therein, a tubular inner pipe inserted into the hollow portion of the tubular fuel materials to prevent collapse of the tubular fuel materials due to combustion of nuclear fuel, a tubular cladding pipe which surrounds the tubular fuel materials, and a liquid metal, or He gas or vacuum applied in a gap between the tubular fuel materials and the tubular cladding pipe. | 07-04-2013 |
20140205054 | NUCLEAR FUEL ROD FOR FAST REACTORS INCLUDING METALLIC FUEL SLUG COATED WITH PROTECTIVE COATING LAYER AND FABRICATION METHOD THEREOF - Provided are a nuclear fuel rod for fast reactors that includes a metallic fuel slug coated with a protective coating layer and a fabrication method thereof. The nuclear fuel rod for fast reactors that includes a surface treated metallic fuel slug and a cladding tube according to the present invention has an excellent effect of stabilizing components of the metallic fuel slug and fission products or impurities, because the interdiffusion between the metallic fuel slug and the cladding tube does not occur. Also, since the uniform coating on the surface of the metallic fuel slug may be facilitated and fabrication costs may be significantly reduced in comparison to a typical technique of using a functional material for preventing the interdiffusion at an inner surface of the cladding tube, it may be suitable for fabricating the nuclear fuel rod for fast reactors. | 07-24-2014 |