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公开(公告)号：KR1020160028281A
公开(公告)日：2016-03-11
申请号：KR1020140117185
申请日：2014-09-03
Applicant: 한국전력공사
IPC: H02J3/00
Abstract: 본발명은전력계통의온라인부하모델산정장치및 그방법에관한것으로, 변전소내 전력측정기기로부터실시간으로취득된원시데이터를취득하는데이터취득부; 취득된원시데이터로부터사고데이터를선별하는데이터선별부; 선별된사고데이터의전처리를수행하는데이터정보취득부; 전처리된사고데이터가기 설정된조건에만족하는지여부를판단하는데이터유효성판단부; 및사고데이터가기 설정된조건에만족하는경우, 부하모델의파라미터를산정하는부하모델파라미터산정부;를포함한다.
Abstract translation: 本发明涉及一种用于估计电力系统的在线负载模型的装置和方法。 该装置包括：数据采集单元，其从变电站中的功率测量装置获取实时获取的原始数据; 数据选择单元，从所获取的原始数据中选择事故数据; 数据信息获取单元，其执行所选事故数据的预处理; 数据有效性确定单元，其确定预处理的事故数据是否满足预设条件; 以及负载模型参数估计单元，其在事故数据满足预设条件时估计负载模型的参数。
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公开(公告)号：KR101503703B1
公开(公告)日：2015-03-19
申请号：KR1020130116791
申请日：2013-09-30
Applicant: 한국전력공사
CPC classification number: G06Q50/06 , G06F17/30572
Abstract: 복잡한 전력 계통을 단순한 단선도를 통하여 시각화하는 전력 계통 시각화 장치 및 방법이 개시된다. 본 발명에 따른 전력 계통 시각화 장치는 전력 계통 데이터 베이스로부터 전력 계통 구성 정보를 입수하고, 사용자 입력으로부터 전력 계통의 기준이 되는 설비에 대한 정보인 기준 전력 설비 정보를 입수하여 전력 설비 현황을 분석하는 데이터 분석부 및 분석된 전력 설비 현황을 기반으로, 상기 기준 전력 설비를 중심으로 하여 단계 별로 서로 다른 반지름을 갖도록 가상 원을 생성하고, 단계 별로 생성된 가상원 위에 복수개의 전력 설비들 상호 간에 거리를 최소로 하는 좌표를 산출함으로써 상기 복수개의 전력 설비들을 배치하는 시각화 연산부를 포함한다.
Abstract translation: 公开了一种可视化电力系统的装置和方法，其能够通过简单的单线图来可视化复杂的电力系统。 根据本发明，可视化电力系统的装置包括从电力系统数据库获取电力系统形成信息的数据分析部分，并且从用户输入获取关于电力系统的参考设施的参考电力设施信息，以便分析 电力设施的现状; 以及可视化计算部，其基于所分析的所述电力设施的当前状态，生成具有不同半径的虚拟圆，并且根据所述电力设备的分析当前状态生成具有按阶段生成的虚拟圆上的多个电力设备之间的最小距离的坐标 放置电力设施。
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公开(公告)号：KR1020140024685A
公开(公告)日：2014-03-03
申请号：KR1020120090977
申请日：2012-08-20
Applicant: 한국전력공사
CPC classification number: F16L1/24 , E02B2017/0095 , H02G1/10 , H02G9/02 , H02G9/12
Abstract: The present invention relates to a connecting device for a power system. According to the embodiment of the present invention, the connecting device for a power system includes a main body, a connection part which is formed in the main body and is adjacent to an underwater cable, and a buoyancy body which refloats the main body. According to the embodiment of the present invention, the main body includes a supporter. The connection part includes the supporter. [Reference numerals] (AA,BB) Substation
Abstract translation: 本发明涉及电力系统的连接装置。 根据本发明的实施例，电力系统的连接装置包括主体，形成在主体中并且与水下电缆相邻的连接部，以及与主体重合的浮力体。 根据本发明的实施例，主体包括支撑件。 连接部分包括支持者。 （标号）（AA，BB）变电站
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公开(公告)号：KR1020130049239A
公开(公告)日：2013-05-14
申请号：KR1020110099238
申请日：2011-09-29
Applicant: 한국전력공사
Abstract: PURPOSE: A load control apparatus of a power system and a method thereof are provided to prevent voltage instability of the power system through load disconnection in case of voltage instability, as judging the generation of short time voltage instability and long time voltage instability of the power system on the ground of PV or FV curve, voltages of major monitoring lines and blocking of major power facilities generated on the ground of SCADA/EMS data. CONSTITUTION: A data collection part(420) collects power system data from SCADA/EMS(100), and collects real-time system information from a PMU(Phase Measurement Unit)(200). A conversion part(430) generates a network PV curve or FV curve using the power system data collected in the data collection part, and displays a current operation point of the power system in the network PV curve or FV curve generated on the ground of real-time system information. A judgment part(440) judges generation of short time voltage instability on the ground of the collected power system data and the real-time system information, and judges generation of long time voltage instability on the ground of the current operation point and a predetermined system limit point of the generated network PV curve or FV curve. A load blocking part(450) performs load blocking by generating a load blocking signal according to predetermined blocking load amount if the judgment part judges generation of the short time or long time voltage instability. [Reference numerals] (300) Monitoring bus; (410) Setting part; (420) Data collection part; (430) Conversion part; (440) Judgment part; (450) Load blocking part; (460) Alarm part; (500) Circuit breaker; (600) Operator terminal
Abstract translation: 目的：提供一种电力系统的负载控制装置及其方法，用于在电压不稳定的情况下通过负载断开来防止电力系统的电压不稳定性，因为判断短时电压不稳定性的产生和电力的长时间电压不稳定性 基于PV或FV曲线的系统，主要监控线路的电压和SCADA / EMS数据基础上产生的主要电力设施的阻塞。 规定：数据收集部分（420）从SCADA / EMS（100）收集电力系统数据，并从PMU（相位测量单元）（200）收集实时系统信息。 转换部分（430）使用收集在数据收集部分中的电力系统数据产生网络PV曲线或FV曲线，并且显示电力系统在网络PV曲线中的当前操作点或基于实际产生的FV曲线 时间系统信息。 判断部（440）基于所收集的电力系统数据和实时系统信息来判断短时电压不稳定的产生，并且判断基于当前操作点的长时间电压不稳定性的产生和预定系统 生成的网络PV曲线或FV曲线的极限点。 如果判断部判定短时间或长时间电压不稳定的产生，则负载阻断部（450）通过根据预定的阻塞负载量生成负载阻断信号来进行负载阻断。 （附图标记）（300）监控总线; （410）设置部分; （420）资料收集部分; （430）转换部分; （440）判决部分; （450）负载阻塞部分; （460）报警部件; （500）断路器; （600）操作员终端
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公开(公告)号：KR100767341B1
公开(公告)日：2007-10-17
申请号：KR1020060106436
申请日：2006-10-31
Applicant: 한국전력공사
IPC: G09B23/18
CPC classification number: G09B23/183
Abstract: An education system of an electric power system using a mimic board and a method for operating the same are provided to reduce education and training costs by providing a similar environment to a real situation. An education system of an electric power system using a mimic board includes a mimic board(10), a mimic board control panel(20) a server(30), and a simulator(40). The electric power system is schematized on the mimic board(10) by an indication device. The electric power system is schematized and an input device is installed on the mimic board control panel(20). The server(30) communicates with the mimic board(10) and the mimic board control panel(20), and has a control program which drives the mimic board(10). The simulator(40) communicates with the server(30) and implements a simulated electric power system situation in real time on the mimic board(10).
Abstract translation: 提供使用模拟板的电力系统的教育系统及其操作方法，以通过向实际情况提供类似的环境来减少教育和培训成本。 使用模拟板的电力系统的教育系统包括模拟板（10），模拟板控制面板（20），服务器（30）和模拟器（40）。 电力系统通过指示装置在模拟板（10）上示意图。 电力系统是图形化的，输入装置安装在模拟板控制面板（20）上。 服务器（30）与仿真板（10）和模拟板控制面板（20）通信，并且具有驱动模仿板（10）的控制程序。 模拟器（40）与服务器（30）通信，并在仿真板（10）上实时实现模拟电力系统状况。
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Patent Agency Ranking
公开(公告)号：KR100433755B1
公开(公告)日：2004-06-04
申请号：KR1020010067258
申请日：2001-10-30
Applicant: 한국전력공사
IPC: H02J13/00
Abstract: PURPOSE: An apparatus for storing input data and performing a real-time monitoring operation in a digital power stabilizer is provided to monitor each state of power lines and various signals by using the three-phase input voltage and the three-phase input current. CONSTITUTION: A generator(3) is used for receiving three-phase power and generating necessary power. A generation unit(4) is used for supplying the power of the generator(3). A voltage/current transformer(1) is connected between the generator(3) and the generation unit(4). The voltage/current transformer(1) includes a voltage transformer and a current transformer. A power system stabilizer(10) is used for supplying the three-phase current of the voltage/current transformer(1). An automatic voltage controller(6) is used for controlling automatically the output power. An exciter(5) is used for supplying the magnetic field to the output voltage of the automatic voltage controller(6).
Abstract translation: 目的：提供一种用于存储输入数据并在数字稳压器中执行实时监视操作的装置，以通过使用三相输入电压和三相输入电流来监视电力线和各种信号的每种状态。 构成：发电机（3）用于接收三相电力并产生必要的电力。 生成单元（4）用于供应发电机（3）的电力。 电压/电流互感器（1）连接在发电机（3）和发电单元（4）之间。 电压/电流互感器（1）包括电压互感器和电流互感器。 电力系统稳定器（10）用于供应电压/电流互感器（1）的三相电流。 自动电压控制器（6）用于自动控制输出功率。 激励器（5）用于向自动电压控制器（6）的输出电压提供磁场。
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公开(公告)号：KR1020030035274A
公开(公告)日：2003-05-09
申请号：KR1020010067258
申请日：2001-10-30
Applicant: 한국전력공사
IPC: H02J13/00
Abstract: PURPOSE: An apparatus for storing input data and performing a real-time monitoring operation in a digital power stabilizer is provided to monitor each state of power lines and various signals by using the three-phase input voltage and the three-phase input current. CONSTITUTION: A generator(3) is used for receiving three-phase power and generating necessary power. A generation unit(4) is used for supplying the power of the generator(3). A voltage/current transformer(1) is connected between the generator(3) and the generation unit(4). The voltage/current transformer(1) includes a voltage transformer and a current transformer. A power system stabilizer(10) is used for supplying the three-phase current of the voltage/current transformer(1). An automatic voltage controller(6) is used for controlling automatically the output power. An exciter(5) is used for supplying the magnetic field to the output voltage of the automatic voltage controller(6).
Abstract translation: 目的：提供一种在数字电源稳定器中存储输入数据和执行实时监控操作的设备，通过使用三相输入电压和三相输入电流来监视电源线和各种信号的各种状态。 构成：发电机（3）用于接收三相电源并产生必要的电力。 生成单元（4）用于提供发电机（3）的电力。 电压/电流互感器（1）连接在发电机（3）和发电机组（4）之间。 电压/电流互感器（1）包括电压互感器和电流互感器。 电力系统稳定器（10）用于提供电压/电流互感器（1）的三相电流。 自动电压控制器（6）用于自动控制输出功率。 励磁机（5）用于将磁场提供给自动电压控制器（6）的输出电压。
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公开(公告)号：KR1020170037321A
公开(公告)日：2017-04-04
申请号：KR1020150136769
申请日：2015-09-25
Applicant: 한국전력공사
Abstract: 계통영향분석을위한상정고장모의시전체상정고장리스트중에서유효한상정고장리스트를추출하도록한 유효상정고장검출장치및 방법을제시한다. 제시된유효상정고장검출장치는유효상정고장검출대상지역의기본계통데이터및 변경설비정보를근거로제1어드미턴스행렬및 제2어드미턴스행렬을구성하고, 구성한제1어드미턴스행렬및 제2어드미턴스행렬을근거로생성한유효상정고장리스트중에서관심지역내의유효상정고장들을검출하여조류계산을수행한다.
Abstract translation: 并且在模拟假定的故障以分析系统效应时从总的估计故障列表中提取有效的估计故障列表。 呈现有效假定故障检测装置是基于所述主系统数据来配置和改变有效假定故障检测对象区域罗塞塔1点导纳矩阵和第二导纳矩阵的设施信息，生成基于所配置的第一导纳矩阵和第二导纳矩阵 我们通过检测假设错误列表中感兴趣区域中的有效性假设来执行有效的代数计算。
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公开(公告)号：KR1020150142279A
公开(公告)日：2015-12-22
申请号：KR1020140070781
申请日：2014-06-11
Applicant: 한국전력공사
CPC classification number: G05B17/02 , H02J3/00 , H02J2003/003 , H02J2003/007
Abstract: 본발명은전력계통에서평형또는불평형고장시, 3상실측데이터를이용하여부하모델파라미터를추정하기위한부하모델링장치및 방법에관한것이다. 이를위한본 발명의전력계통에서부하에대한모델파라미터를추정하는부하모델링장치는전력계통에서 3상각각에대한전류및 전압의실효값을취득하는취득부; 3상각각의유효전력및 무효전력에대한부하모델들을생성하고, 부하모델들을통합부하모델로모델링하는부하모델생성부; 및기설정된기간동안누적된통합부하모델들을근거로부하에대한모델파라미터를추정하는추정부를포함하는것을특징으로한다.
Abstract translation: 本发明涉及一种通过使用电力系统中的平衡和不平衡故障的三相测量数据来估计负载模型参数的负载建模装置及其方法。 为此，用于估计电力系统中的负载的负荷模型参数的负荷建模装置包括：获取电力系统中的3相中的每一相的电流的均方根值和电压的获取部; 负载模型生成部分，为3相中的每个阶段的有功功率和无功功率生成负载模型，并将负载模型建模为集成负载模型; 以及估计部分，其基于在预定时段内累积的积分负荷模型来估计模型参数。
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公开(公告)号：KR101215595B1
公开(公告)日：2012-12-26
申请号：KR1020110063165
申请日：2011-06-28
Applicant: 한국전력공사
Abstract: PURPOSE: A distribution line dead-line work management and a method thereof are provided to secure the safety of a worker by supporting an operation to prevent a human error in a manual operation. CONSTITUTION: A dead-line work reviewing and managing server(100) writes a work order by obtaining various information from a distribution automation system(200). The distribution automation system includes a transformation operating server(210), a distribution automation server(230), a transformation operating information DB(220), and a distribution system connection information DB(240). The distribution automation sever monitors a power flow and a current state of a distribution network by collecting power information through a distribution automation communication network(300). A distribution automation terminal device(450) and a distribution line switch(440) are installed in a distribution line(400). A user terminal(500) provides interface for monitoring and controlling a system to a user. [Reference numerals] (100) Dead-line work reviewing and managing server; (210) Transformation operating server; (220) Transformation operating information DB; (230) Distribution automation server; (240) Distribution system connection information DB; (250) Section load DB; (300) Distribution automation communication network; (410) Substation breaker; (420) Substation terminal device; (430) Distribution line breaker; (440) Distribution line switch; (450) Distribution automation terminal device; (500) User terminal
Abstract translation: 目的：提供配电线死线工作管理及其方法，以通过支持手动操作中的人为错误的操作来确保工人的安全。 规定：审查和管理服务器（100）的死线工作通过从配电自动化系统（200）获得各种信息来写入工作订单。 分配自动化系统包括变换操作服务器（210），分发自动化服务器（230），变换操作信息DB（220）以及分发系统连接信息DB（240）。 配电自动化服务器通过分配自动化通信网络（300）收集电力信息来监视配电网络的电力流和当前状态。 配电自动化终端装置（450）和配电线路开关（440）安装在配电线路（400）中。 用户终端（500）提供用于向用户监视和控制系统的接口。 （附图标记）（100）死线工作审查和管理服务器; （210）转换操作服务器; （220）变换操作信息DB; （230）配电自动化服务器; （240）配电系统连接信息DB; （250）节负载DB; （300）配电自动化通讯网络; （410）变电站断路器; （420）变电站终端设备; （430）配电线路断路器; （440）配线开关; （450）配电自动化终端设备; （500）用户终端
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