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    • 11. 发明授权
    • 접촉전압 측정오차 최소화를 위한 전극배치 시스템
    • 辅助探头放置系统,以减少触电电压测量错误
    • KR101516319B1
    • 2015-05-06
    • KR1020140062817
    • 2014-05-26
    • 한국 전기안전공사
    • 김동우임용배이상익김재현
    • G01R1/073G01R19/165
    • 본발명은접촉전압측정오차최소화를위한전극배치시스템에관한것으로서, 접촉전압측정대상접지전극에대한전류보조전극의개수를결정하는개수결정부; 상기개수결정부를통해결정된전류보조전극의개수에따라, 상기전류보조전극의배치각도를결정하는배치각도결정부; 상기접지전극에서전류보조전극까지의거리, 지락전류, 대지저항률및 접지전극의반경을포함하는변수를입력하는변수입력부; 상기변수입력부를통해입력된접지전극에서전류보조전극까지의거리, 지락전류, 대지저항률및 접지전극의반경을포함하는변수를바탕으로, 상기전류보조전극의배치각도에따른접촉전압및 상대오차를측정하는측정부; 및상기측정부를통해측정된전류보조전극의배치각도에따른접촉전압을허용접촉전압과비교하며, 측정된전류보조전극의배치각도에따른상대오차를허용오차와비교하여, 비교결과에따라상기전류보조전극의개수와, 접지전극에서전류보조전극까지의거리, 지락전류, 대지저항률및 접지전극의반경을포함하는변수를재결정하도록제어하는판단부; 를포함한다.
    • 本发明涉及电极的放置系统,以减少触摸电压测量误差。 该系统包括:数字确定部分,其确定用于触摸电压测量的关于接地电极的当前辅助电极的数量; 根据由所述数量确定部分确定的当前辅助电极的数量确定当前辅助电极的布置角度的布置角度确定部分; 可变输入部分,其输入包括从接地电极到当前辅助电极的距离的变量,接地故障电流,接地电阻率和接地电极的半径; 基于包括从接地电极到当前辅助电极的距离的变量,接地故障电流,接地电阻率和半径的测量单元,其根据当前辅助电极的布置角度来测量触摸电压和相对误差 由可变输入部分输入的接地电极; 以及确定部,其通过比较由接地电极到当前辅助电极的距离,接地电流,接地电阻率和接地电极的半径以及当前辅助电极的数量来确定包括由 当前辅助电极的配置角度,并将当前辅助电极的配置角度的相对误差与容许误差进行比较。
    • 12. 发明授权
    • 누설전류 분석장치
    • 分析漏电流的装置
    • KR101358051B1
    • 2014-02-05
    • KR1020130098731
    • 2013-08-20
    • 한국 전기안전공사
    • 임용배이상익김동우김재현
    • G01R31/02G01R19/175
    • The present invention relates to an apparatus for analyzing a leakage current and especially, to an apparatus for analyzing a leakage current, in order for a measured effective leakage current to be checked in the outside through wireless communication. An apparatus for analyzing a leakage current of the present invention includes: a filter part for receiving a voltage and removing the harmonics and noise of a voltage decreased through a potential transformer (PT); a first phase detection part for detecting a voltage phase by receiving an output of the filter part; a leakage current measurement part for measuring a current difference by being installed in the outside of a power supply line and a neutral line using a zero phase current transformer (ZCT); a second phase detection part for receiving and amplifying an output of the leakage current measurement part using an amplification circuit, and detecting a current phase whose harmonics and noise are removed; a phase angle measurement part for calculating a phase angle by using the detected voltage phase and the detected current phase, and measuring and outputting a resistive leakage current (Igr) and a capacitive leakage current (Igc) with a zero phase current (Io) and the phase angle; and a communication part for delivering an output of the phase angle measurement part to an external terminal. [Reference numerals] (110) Filter part; (120) First phase detection part; (130) Leakage current measurement part; (140) Second phase detection part; (150) Phase angle measurement part; (160) Communication part
    • 本发明涉及一种用于分析泄漏电流的装置,特别涉及用于分析泄漏电流的装置,以便通过无线通信在外部检查测量的有效泄漏电流。 用于分析本发明的漏电流的装置包括:用于接收电压并去除通过电位变压器(PT)减小的电压的谐波和噪声的滤波器部分; 第一相位检测部分,用于通过接收滤波器部分的输出来检测电压相位; 泄漏电流测量部分,用于通过使用零相电流互感器(ZCT)安装在电源线和中性线的外部来测量电流差; 第二相位检测部分,用于使用放大电路接收和放大漏电流测量部分的输出,并且检测其谐波和噪声被去除的电流相位; 相位角测量部分,用于通过使用检测到的电压相位和检测到的电流相位来计算相位角,并且测量并输出具有零相电流(Io)的电阻性漏电流(Igr)和电容性漏电流(Igc),以及 相角; 以及用于将相位角测量部的输出传送到外部端子的通信部。 (附图标记)(110)过滤器部件; (120)第一相位检测部; (130)泄漏电流测量部件; (140)第二相检测部; (150)相角测量部件; (160)通讯部分
    • 13. 发明授权
    • 누설전류 분석방법
    • 分析泄漏电流的方法
    • KR101358050B1
    • 2014-02-05
    • KR1020130098732
    • 2013-08-20
    • 한국 전기안전공사
    • 임용배이상익김동우김재현
    • G01R31/02G01R25/00
    • The present invention relates to a method for analyzing a leakage current and especially, to a method for analyzing a leakage current in order for a measured effective leakage current to be checked trough wireless communication in the outside. A method for analyzing a leakage current of the present invention includes the steps of: (a) receiving a voltage and removing harmonics and noise of a voltage decreased through a potential transformer (PT); (b) receiving an output of a filter part and detecting a voltage phase by passing a voltage of a fundamental frequency only; (c) measuring a current difference by using and installing a zero phase sequence current transformer (ZCT) in the outside of a power supply line and a neutral line; (d) receiving and amplifying an output of a leakage current measurement part by an amplification circuit, and detecting a current phase by passing a current of a fundamental frequency only; (e) calculating a phase angle using the detected voltage phase and the detected current phase, and measuring and outputting a resistive leakage current (Igr) and a capacitive leakage current (Igc) with a zero phase current (Io) and the phase angle; and (f) delivering the output of the (e) step to an external terminal. [Reference numerals] (AA) START; (BB) END; (S10) Calculate phase angle using detected voltage phase and current phase, and measure lgr and lgc with phase angle with lo; (S12) Deliver output of phase angle measurement part to external terminal; (S2) Receive voltage and remove harmonics and noise of voltage decreased through potential transformer; (S4) Detect voltage phase; (S6) Measure leakage current using ZCT; (S8) Amplify output of leakage current measurement part, and detect current phase
    • 本发明涉及一种用于分析泄漏电流的方法,特别涉及一种用于分析泄漏电流的方法,以便通过外部的无线通信来检测测得的有效泄漏电流。 本发明的分析泄漏电流的方法包括以下步骤:(a)接收电压并去除通过电位变压器(PT)减小的电压的谐波和噪声; (b)接收滤波器部分的输出,并且仅通过基频的电压来检测电压相位; (c)通过在电源线和中性线的外部使用和安装零相序电流互感器(ZCT)来测量电流差; (d)通过放大电路接收和放大漏电流测量部分的输出,并且仅通过基频电流来检测电流相位; (e)使用检测到的电压相位和检测到的电流相位来计算相位角,并且测量并输出具有零相电流(Io)和相位角的电阻性漏电流(Igr)和电容性漏电流(Igc); 和(f)将(e)步骤的输出传送到外部终端。 (附图标记)(AA)START; (BB)END; (S10)使用检测到的电压相位和电流相位计算相位角,并测量与lo相位角的lgr和lgc; (S12)向外部端子输出相位角测量部件; (S2)通过变压器接收电压并消除电压降低的谐波和噪声; (S4)检测电压相位; (S6)使用ZCT测量漏电流; (S8)放大漏电流测量部分的输出,检测电流相位
    • 15. 发明公开
    • 인터넷을 이용한 전력계통의 조류 측정시스템
    • 用于测量互联网电力系统功率流量的系统
    • KR1020040014056A
    • 2004-02-14
    • KR1020020047225
    • 2002-08-09
    • 한국 전기안전공사
    • 유재근이상익전정채
    • G06Q50/00
    • PURPOSE: A power flow measuring system is provided to measure and analyze a power flow of a power system by controlling plural measurement systems installed at power equipments within the power system over the internet. CONSTITUTION: The system comprises a measurement system(10), a communication module(20), and a central operating server(30). The measurement system(10) includes plural sensors(11), a signal converter(12) and an analysis module(13). The sensors(11) include a hall current sensor for measuring an instantaneous current for each phase at power lines, and a voltage sensor for measuring an instantaneous voltage. The signal converter(12) instantaneously samples and holds the data sensed by the sensors(11), and sequentially outputs the held data. The analysis module(13) outputs a sample and hold control signal for enabling the signal converter(12) to instantaneously measure the data, receives the sensed data from the signal converter(12), processes and transmits the sensed data to an external device. The communication module(20), connected to the measurement system(10) via a serial port, transmits the data to the external system over the internet. The central operating server(30) receives an ID of each measurement system(10) and the sensed data i.e. a power factor, an instantaneous power, and an electric work, processes the sensed data, checks whether there exists a failure at each power system, and analyzes a consumed power.
    • 目的:提供功率流量测量系统,通过控制电力系统中电力设备上安装的多个测量系统,通过互联网测量和分析电力系统的潮流。 构成:系统包括测量系统(10),通信模块(20)和中央操作服务器(30)。 测量系统(10)包括多个传感器(11),信号转换器(12)和分析模块(13)。 传感器(11)包括用于测量电力线上每相的瞬时电流的霍尔电流传感器和用于测量瞬时电压的电压传感器。 信号转换器(12)瞬时采样和保持由传感器(11)感测的数据,并且顺序输出保持的数据。 分析模块(13)输出采样和保持控制信号,使信号转换器(12)能立即测量数据,从信号转换器(12)接收感测数据,处理并将感测数据发送到外部设备。 通过串行端口连接到测量系统(10)的通信模块(20)通过互联网将数据发送到外部系统。 中央操作服务器(30)接收每个测量系统(10)的ID,并且所感测的数据即功率因数,瞬时功率和电力工作,处理感测数据,检查每个电力系统是否存在故障 ,并分析消耗的功率。
    • 16. 实用新型
    • 감전 방지용 콘센트
    • 电动防爆插头插座
    • KR200188327Y1
    • 2000-07-15
    • KR2020000000373
    • 2000-01-07
    • 한국 전기안전공사
    • 한기붕정세중이상익
    • H01R13/447
    • 단순한 구성으로 어린이가 장난이나 실수로 콘센트에 도전성이 있는 젓가락과 같은 물질을 삽입하여 감전되는 것을 방지할 수 있는 감전 방지용 콘센트가 개시된다.
      상기 감전 방지용 콘센트는 벽면에 고정 결합되고 플러그를 삽입하기 위한 삽입공을 갖는 몸체와, 상기 몸체에 형성된 상기 삽입공을 덮을 만큼의 크기로 형성되며, 상기 삽입공에 대응하는 안전 삽입공이 형성된 안전판과, 상기 안전판의 일측에 설치되고, 상기 안전판을 타측으로 밀어내어 상기 몸체의 삽입공과 상기 안전판의 안전 삽입공을 어긋나게 하는 탄성부재와, 상기 안전판의 타측에 형성되어, 외부에서 상기 안전판을 상기 탄성부재를 압박하는 방향으로 이동시키기 위한 조작 손잡이와, 그리고 상기 몸체를 덮으면서, 소정 위치에 상기 안전판의 조작 손잡이가 앞쪽으로 돌출하도록 홈이 형성된 덮개를 포함한다.
    • 19. 发明公开
    • 가상 물리 시스템을 이용한 통합 안전관리 시스템
    • 使用虚拟物理系统的综合安全管理系统
    • KR1020170079609A
    • 2017-07-10
    • KR1020150190357
    • 2015-12-30
    • 한국 전기안전공사
    • 임용배김동우문현욱최명일이상익조세익
    • G06Q50/10G01S19/01H04W4/12H04L12/58G08B3/10G08B5/36G08B25/14
    • 본발명은가상물리시스템을이용한통합안전관리시스템에관한것으로, 건물내부에설치된전기기기또는건물외부에형성된전력설비로부터각각위치데이터, 전류또는전압신호인실시간데이터를사물인터넷네트워크를통해전달받고, 위치데이터및 실시간데이터를지도데이터와결합하여가상물리시스템을형성하며, 전기기기또는전력설비에대한실시간데이터를모니터링하여전력이상여부를감시함으로써감시된전력이상여부에따라발생할수 있는사고상황을시뮬레이션하는사물인터넷기반의가상물리시스템, 그리고사물인터넷기반의가상물리시스템에서형성한가상물리시스템을그래픽형태로출력하여지도데이터상에전기기기또는전력설비의실시간데이터를실시간으로출력하거나, 사물인터넷기반의가상물리시스템에서감시된전력이상여부또는시뮬레이션된사고상황결과를출력하는모니터링단말을포함한다. 이로인해전력이상에의해발생할수 있는위험요소를직관적으로모니터링할수 있고, 발생할수 있는재난상황을시뮬레이션하여미리대비하여피해를방지할수 있는효과가있다.
    • 本发明涉及一种使用虚拟物理系统的集成安全管理系统,其中从安装在建筑物外部的电气设备或建筑物外部形成的电力设施接收诸如位置数据,电流或电压信号的实时数据, 数据和实时数据与地图数据结合形成一个虚拟的物理系统,监测电力设备或电力设备的实时数据,以监测电力异常情况,以模拟可能发生的事故,这些事故取决于监测到的电力异常情况 通过输出由基于虚拟互联网的虚拟物理系统和基于对象互联网的虚拟虚拟物理系统形成的虚拟物理系统的图形形式,将电子设备或电力设施的实时数据实时输出到地图数据上, 虚拟物理系统中的监视功率是否异常或模拟 它包括一个监视终端输出一个状态结果。 因此,可以直观地监测由电力异常引起的风险因素,模拟可能发生的灾难情况,并通过预先准备来防止损坏。