-
公开(公告)号：KR1020040038751A
公开(公告)日：2004-05-08
申请号：KR1020030075524
申请日：2003-10-28
Applicant: 한국전력공사
IPC: H01M8/02
CPC classification number: H01M8/1246 , H01M8/1213 , H01M8/1226 , H01M8/1253 , H01M8/126 , H01M8/1266 , Y02E60/525 , Y02P70/56
Abstract: PURPOSE: A solid oxide fuel cell with a gas channel is provided, to allow a separator without additional gas channel and/or channel stand to be used and to allow a reaction gas to flow well between an air electrode and a fuel electrode. CONSTITUTION: The end cell of a solid oxide fuel cell comprising a fuel electrode, an electrolyte and an air electrode, has the four faces of corner or the corresponding two faces whose cross-section is bent in inversed U-shape, and has a gas channel in the inside and/or outside. Preferably the end cell is a porous fuel electrode supporter composed of a triple or multiple layer comprising the total upper face of a flat part, its bent part and the total or some part of a support part are coated densely with an electrolyte, and a porous air electrode coated on the electrolyte layer. Preferably the end cell is a porous air electrode supporter composed of a triple or multiple layer comprising the total lower face of a flat part, its bent part and the total or some part of a support part are coated densely with an electrolyte, and a porous air electrode coated beneath the electrolyte layer. Preferably the gas channel of the porous fuel or air electrode supporter has a linear or check structure.
Abstract translation: 目的：提供具有气体通道的固体氧化物燃料电池，以允许不使用附加气体通道和/或通道支架的分离器，并允许反应气体在空气电极和燃料电极之间良好地流动。 构成：包括燃料电极，电解质和空气电极的固体氧化物燃料电池的端电池具有四个面的角部或相应的两个面，其横截面弯曲成U形，并且具有气体 通道在内部和/或外部。 优选地，端电池是由三层或多层构成的多孔燃料电极支撑体，其包括平坦部分的总上表面，其弯曲部分和支撑部分的总体或部分部分用电解质密集地涂覆，并且多孔 涂覆在电解质层上的空气电极。 优选地，端电池是由三层或多层构成的多孔空气电极支撑体，其包括平坦部分的总下表面，其弯曲部分和支撑部分的总体或部分部分用电解质密集地涂覆，并且多孔 空气电极涂覆在电解质层下面。 优选地，多孔燃料或空气电极支撑件的气体通道具有线性或检查结构。
-
公开(公告)号：KR101890035B1
公开(公告)日：2018-08-21
申请号：KR1020160146986
申请日：2016-11-04
Applicant: 한국전력공사
CPC classification number: G01R31/08 , H02H3/00 , H02H3/04 , H02H3/05 , H02H3/08 , H02H3/40 , H02H7/00 , Y02E40/68
Abstract: 본발명은전력계통의보호시스템및 이의동작방법에관한것이다. 이를위한본 발명의초전도케이블이적용된전력계통의보호시스템은일측이모선에연결되고, 타측이차단기에연결된제 1 거리계전기; 일측이모선에연결된제 2 거리계전기; 타측이제 2 거리계전기의타측과차단기에연결된접점스위치; 및일측이모선에연결되고, 타측이접점스위치에연결되며, 초전도케이블의선로전류및 선로전압을입력받고, 선로전류의크기에따라접점스위치의동작을제어하는과전류계전기를포함하고, 제 1 거리계전기와제 2 거리계전기는각각상이한정정치들이적용되어차단기의동작여부를결정하는것을특징으로한다.
-
公开(公告)号：KR20180050155A
公开(公告)日：2018-05-14
申请号：KR20160146986
申请日：2016-11-04
Applicant: 한국전력공사
CPC classification number: G01R31/08 , H02H3/00 , H02H3/04 , H02H3/05 , H02H3/08 , H02H3/40 , H02H7/00 , Y02E40/68 , H02H3/006 , H02H7/001 , Y10S505/85
Abstract: 본발명은전력계통의보호시스템및 이의동작방법에관한것이다. 이를위한본 발명의초전도케이블이적용된전력계통의보호시스템은일측이모선에연결되고, 타측이차단기에연결된제 1 거리계전기; 일측이모선에연결된제 2 거리계전기; 타측이제 2 거리계전기의타측과차단기에연결된접점스위치; 및일측이모선에연결되고, 타측이접점스위치에연결되며, 초전도케이블의선로전류및 선로전압을입력받고, 선로전류의크기에따라접점스위치의동작을제어하는과전류계전기를포함하고, 제 1 거리계전기와제 2 거리계전기는각각상이한정정치들이적용되어차단기의동작여부를결정하는것을특징으로한다.
-
公开(公告)号：KR1020170087338A
公开(公告)日：2017-07-28
申请号：KR1020160007207
申请日：2016-01-20
Applicant: 한국전력공사
IPC: G01R31/12
Abstract: 본발명은초전도케이블의냉매를이용한절연열화진단장치및 방법에관한것이다. 이를위한본 발명의초전도케이블의내부를순환하는냉매를이용한초전도케이블의절연열화진단장치는초전도케이블내부를순환한후, 케이블냉각장치를통해냉각되어배출된진단대상가스를수집하는가스수집부; 진단대상가스에서이상기체를검출하는이상기체검출부; 및이상기체의검출량을근거로, 초전도케이블의절연열화여부및 열화정도를분석하는열화정보분석부를포함하는것을특징으로한다.
Abstract translation: 本发明涉及一种使用超导电缆的制冷剂来诊断绝缘劣化的设备和方法。 使用通过本发明的用于该端部部分气体收集的超导电缆的内循环的制冷剂的超导电缆的绝缘劣化诊断装置，其中循环的超导电缆的内部，通过电缆冷却系统收集冷却的排出诊断对象气体后; 理想的气体检测器，用于检测待诊断气体中的理想气体; 并基于理想气体的检测量，它其特征在于，它包括一个降低信息分析来分析是否劣化度和超导电缆的绝缘劣化。
-
公开(公告)号：KR1020140037418A
公开(公告)日：2014-03-27
申请号：KR1020120103181
申请日：2012-09-18
Applicant: 한국전력공사
IPC: G01R31/40
Abstract: The objective of the present invention is to test a DC load of a high-voltage DC power device. More specifically, the present invention relates to a DC load test device for a high-voltage DC power device capable of performing a test by applying a high DC voltage and a high DC current to the high-voltage DC power device at the same time while being in direct contact with the high-voltage DC power device. To do so, the device for testing a DC load of a high-voltage DC power device by applying a high DC voltage given in the present invention includes: a high DC voltage supply unit which supplies a high DC voltage while being in direct contact with the high-voltage DC power device to be electrically conductive; and a high DC current supply unit which supplies a high DC current while being in direct contact with the high-voltage DC power device to be electrically conductive. [Reference numerals] (1) High-voltage DC power device; (100) High DC voltage supply unit; (200) High-voltage resistor; (300) Low-voltage unit; (400) High-voltage unit; (500) Insulation transformer
Abstract translation: 本发明的目的是测试高压直流电力装置的直流负载。 更具体地，本发明涉及一种用于高压直流电力装置的直流负载测试装置，其能够通过同时向高压直流电力装置施加高直流电压和高直流电流进行测试，而 与高压直流电源设备直接接触。 为此，通过施加本发明中给出的高DC电压来测试高压直流电力装置的直流负载的装置包括：高直流电压供应单元，其与直接接触的直流电压直接接触， 所述高压直流电力装置要导电; 以及高直流电流供应单元，其在与高压直流电力设备直接接触的同时提供高直流电流以导电。 （附图标记）（1）高压直流电力装置; （100）高直流电源单元; （200）高压电阻; （300）低压单元; （400）高压单元; （500）绝缘变压器
-
Patent Agency Ranking
公开(公告)号：KR1020130003424A
公开(公告)日：2013-01-09
申请号：KR1020110064784
申请日：2011-06-30
Applicant: 한국전력공사
IPC: G01R31/08
CPC classification number: Y04S10/522 , G01R31/08
Abstract: PURPOSE: A fault point detection system in a transmission line and a method are provided to minimize influence of sound noise applied from a fault point. CONSTITUTION: A fault point detection system in a transmission line includes a surge generation unit(110), a first detection device(120), a second detection device(130) and a fault point operation unit(150). The surge generation unit generates a surge voltage and applies the same to the transmission line installed in the pipe. [Reference numerals] (110) Surge generation unit; (121) First magnetic field sensor; (123) First sound sensor; (125) First timer; (127) First timer switch; (129) First communication unit; (131) Second magnetic field sensor; (133) Second sound sensor; (135) Second timer; (137) Second timer switch; (139) Second communication unit; (150) Fault point operation unit
Abstract translation: 目的：提供传输线中的故障点检测系统和方法，以最小化从故障点施加的声音噪声的影响。 构成：传输线中的故障点检测系统包括浪涌产生单元（110），第一检测设备（120），第二检测设备（130）和故障点操作单元（150）。 浪涌产生单元产生浪涌电压并将其施加到安装在管道中的传输线。 （附图标记）（110）浪涌发生单元; （121）第一磁场传感器; （123）第一声音传感器; （125）第一定时器; （127）第一定时开关; （129）第一通信单元; （131）第二磁场传感器; （133）第二声传感器; （135）第二计时器; （137）第二定时开关; （139）第二通信单元; （150）故障点运行单元
-
公开(公告)号：KR101898732B1
公开(公告)日：2018-09-13
申请号：KR1020120103181
申请日：2012-09-18
Applicant: 한국전력공사
IPC: G01R31/40 , G01R19/10 , G01R19/165 , G01R31/00 , G08C17/02
Abstract: 본발명은직류고전압전력장치의직류부하를시험하기위한것으로, 보다상세하게는직류고전압전력장치에직류의고전압과직류의고전류를동시에직접접촉하여인가하여시험을수행할수 있는직류고전압전력장치의직류부하시험장치에관한것이다. 이를위하여본 발명은고전압의직류전류를인가하여직류고전압전력장치의직류부하를시험하는장치에있어서, 상기직류고전압전력장치에통전가능하도록직접접촉되어직류의고전압을공급하는직류고전압공급부및 상기직류고전압전력장치에통전가능하도록직접접촉되어고전류의직류전류를공급하는직류고전류공급부를포함한다.
-
公开(公告)号：KR1020170088130A
公开(公告)日：2017-08-01
申请号：KR1020160008064
申请日：2016-01-22
Applicant: 한국전력공사
Abstract: 본발명은초전도한류기가적용된전력계통의보호시스템및 이의동작방법에관한것이다. 이를위한본 발명의초전도한류기가적용된전력계통보호시스템은일측이제 1 모선에연결되고, 타측이제 2 모선에연결되며, 제 1 모선으로부터입력되는고장전류를저감시키는초전도한류기를포함하고, 초전도한류기는일측이제 1 모선측차단기에연결되고, 서로병렬로연결된한류용리액터및 초전도선재; 및초전도선재에연결되고, 초전도선재의 ?치상태여부에따라상이한상태신호를출력하는한류기측계전기를포함하는것을특징으로한다.
Abstract translation: 技术领域[0002]本发明涉及一种应用超导故障限流器的电力系统保护系统及其操作方法。 本发明的用于该应用系统保护系统侧的功率组型超导故障限流器现在耦合到所述第一汇流条，另一种是现在连接到第二汇流条，第一和包括超导故障电流限制器，以减少从所述第一汇流条来的故障电流，超导故障电流组 韩国波的反应器和连接到一个母线侧断路器并且彼此并联连接的超导线; 并且限流器连接到超导导线并根据超导导线是否处于接地状态而输出不同的状态信号。
-
公开(公告)号：KR1020140036681A
公开(公告)日：2014-03-26
申请号：KR1020120103075
申请日：2012-09-18
Applicant: 한국전력공사
CPC classification number: G01R31/11 , G01R31/083 , G01R31/1272 , H02G9/00 , H02G15/10 , H02J3/22
Abstract: The present invention relates to a device for compensating the inductance or capacitance of an underground power transmission cable joint box and a method thereof. The device includes: a connection conductor unit which is electrically connected to an external terminal unit of an underground power transmission cable joint box; and a compensation unit which is placed inside the connection conductor unit and compensates the inductance (L) or the capacitance (C) of the joint box. The compensation unit receives the inductance and the capacitance of the underground power transmission cable and the inductance and the capacitance of the joint box, calculates a compensation value for compensating the inductance or the capacitance of the joint box, and maintains the characteristic impedance of the underground power transmission cable and the characteristic impedance of the joint box at same level by applying the compensation value.
Abstract translation: 本发明涉及一种用于补偿地下电力传输电缆接头盒的电感或电容的装置及其方法。 该装置包括：电连接到地下电力传输电缆接头盒的外部端子单元的连接导体单元; 以及补偿单元，其被放置在连接导体单元内并补偿接合盒的电感（L）或电容（C）。 补偿单元接收地下电力传输电缆的电感和电容以及接线盒的电感和电容，计算补偿接线盒电感或电容的补偿值，并保持地下特性阻抗 电力传输电缆和通过应用补偿值在同一级别的接头盒的特性阻抗。
-
公开(公告)号：KR101194822B1
公开(公告)日：2012-10-25
申请号：KR1020100085165
申请日：2010-08-31
Applicant: 한국전력공사
CPC classification number: G01R31/083
Abstract: 초전도 케이블의 고장점 탐지 시스템 및 방법이 개시된다. 본 발명의 일 실시예에 따르면, 초전도 케이블의 고장점 탐지 시스템에 있어서, 초전도 케이블의 일측 및 타측 각각에 형성된 제1 및 제2 온도 센서로부터 초전도 케이블의 일측 및 타측 각각의 제1 및 제2 온도 정보를 수신하는 통신부; 및 초전도 케이블의 길이 정보 및 냉매 유속 정보를 이용하여 주기 시간 정보를 생성하며, 주기 시간 정보 마다 통신부에서 제공받은 제1 및 제2 온도 정보를 판단하여 기준값 보다 제2 온도 정보가 초과하면 고장점 위치 정보를 생성하는 온도 감시 제어부를 포함하는 초전도 케이블의 고장점 탐지 시스템이 제공된다.
-
-
-
-
-
-
-
-
-
Search Results
21
records
(took 0.028 seconds)
