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    • 2. 发明授权
    • 센서 인터페이스 보드 자동 인식 기능을 갖는 데이터 분석장치
    • 传感器接口板自动配置功能的数据分析系统
    • KR101386250B1
    • 2014-04-21
    • KR1020130071858
    • 2013-06-21
    • 와이피피 주식회사한국전력공사
    • 백종만어수영강정원최원석윤재상이태호최병태김연환이두영손석만김형석김동환배용채조철환조성태김희수이욱륜구재량김범수손태하최광범조문수정재철
    • G06F17/00
    • G06K19/0716
    • Disclosed is a data analysis system with a function for automatically recognizing a sensor interface board, which is capable of automatically setting up an analysis program by automatically recognizing a specific sensor interface board when the specific sensor interface board is mounted to the data analysis system in a plug-and-play manner. The data analysis system of the present invention includes: a sensor interface board consisting of an independent board according to types and characteristics of a sensor, and having an identifier (ID) set up therein; and a data analysis system configured to acquire and analyze a sampling frequency of a signal, provided by the sensor interface board, in a predetermined cycle. Thus, the data analysis system with a function for automatically recognizing a sensor interface board can determine types and characteristics of a sensor by recognizing an ID of a sensor interface board mounted in the plug-and-play manner, and can analyze an acquired sampling frequency by automatically setting up an analysis program corresponding to the sensor interface board. [Reference numerals] (120) Signal conversion unit; (130) Main processor; (150) Communications interface; (210) Sensor; (220) ID setting unit; (AA) Attachment and detachment; (BB) Signal stabilization unit 1; (CC) Signal stabilization unit 2; (DD) Signal stabilizing unit N; (EE) Analysis program 1; (FF) Analysis program 2; (GG) Analysis program N
    • 公开了一种具有自动识别传感器接口板的功能的数据分析系统,其能够通过在特定传感器接口板安装到数据分析系统时自动识别特定的传感器接口板来自动设置分析程序 即插即用的方式。 本发明的数据分析系统包括:由根据传感器的类型和特性的独立板组成的传感器接口板,其中设置有标识符(ID); 以及数据分析系统,被配置为以预定周期获取和分析由传感器接口板提供的信号的采样频率。 因此,具有用于自动识别传感器接口板的功能的数据分析系统可以通过以即插即用的方式识别传感器接口板的ID来确定传感器的类型和特性,并且可以分析所获取的采样频率 通过自动设置与传感器接口板相对应的分析程序。 (附图标记)(120)信号转换单元; (130)主处理器; (150)通信接口; (210)传感器; (220)ID设定单位; (AA)附件和拆卸; (BB)信号稳定单元1; (CC)信号稳定单元2; (DD)信号稳定单元N; (EE)分析程序1; (FF)分析程序2; (GG)分析程序N
    • 6. 发明公开
    • 동적 설비의 결함 진단 시스템 및 결함 진단 방법
    • 动态设备故障诊断系统及故障诊断方法
    • KR1020170038348A
    • 2017-04-07
    • KR1020150137616
    • 2015-09-30
    • 한국전력공사
    • 김동환손석만김연환배용채홍진표
    • G01H1/00
    • 본발명의실시예들의일 측면에의하면, 정상상태의설비로부터진동신호를취득하고, 취득한진동신호에기초하여복수의특성치를산출하고, 산출한복수의특성치를이용하여정상상태특성치행렬을산출하는단계, 복수의결함상태각각에대하여, 각결함상태의설비로부터진동신호를취득하고, 취득한진동신호에기초하여복수의특성치와동일한특성치들을산출하여결함상태특성치행렬을산출하는단계, 정상상태특성치행렬과결함상태특성치행렬에기초하여모델잔차값행렬을산출하여결함진단모델을생성하는단계, 측정대상설비로부터실제진동신호를취득하고, 실제진동신호에기초하여실제잔차값행렬을산출하는단계, 및결함진단모델에서분류한결함들중, 실제잔차값행렬과가장근접한특성을나타내는결함을측정대상설비의결함상태로진단하는단계를포함하는동적설비의결함진단방법을제공하여, 과거취득신호 DB의취득시기와종류에영향을받지않으면서결함진단의정확성을높일수 있게된다.
    • 根据本发明的实施例的一个方面,用于从所述设备获得所述振动信号中的正常状态,并基于所获得的振动信号计算所述多个特征值,并通过使用多个特征值的计算的稳态特性值矩阵来计算 相对于该阶段中,每个所述多个故障条件的,获得来自设备的振动信号的每个的这些示例,并且通过计算相同的特征值,并计算一个故障状态特征值矩阵的多个特征值的步骤,所述稳态特性值矩阵基于所获得的振动信号 和来自缺陷状态特性值的基体相,用于产生一个故障诊断模型来计算基于所述模型残值矩阵测量目标系统获取实际振动信号的步骤,并且计算实际残值矩阵基于实际振动信号,并 在故障诊断bunryuhan缺损模型中,相同的包括诊断故障,表明真正的残值矩阵的步骤和最接近特性受试植物的故障条件 提供设备的故障诊断,如果受影响的采集周期和信号采集历史DB服务器的类型反过来而成,它有利于故障诊断的准确性。
    • 8. 发明公开
    • 크로스 커패시턴스를 이용한 발전기 고정자 권선 절연물의흡습 시험 장치 및 그 방법
    • 吸收式测试设备及发电机定子棒绝缘方法
    • KR1020080001916A
    • 2008-01-04
    • KR1020060060385
    • 2006-06-30
    • 한국전력공사
    • 배용채김희수이현김연환이두영
    • G01R31/34
    • G01N27/223
    • A water absorption test device and a method for a generator stator winding insulation material by cross capacitance are provided to prevent an accident caused due to an insulation breakdown during operating a power generator, and to increase operation reliability of the power generator by diagnosing the absorption state of cooling water of each stator winding. A water absorption test device of a generator stator winding insulation material by cross capacitance comprises a sensor(10) using cross capacitance and a water absorption test unit(20) for carrying out a water absorption test for the generator stator bar insulation material measured by the sensor. The sensor has at least one of single, double, and quadruple-electrodes in order to measure capacitance and dielectric dissipation factor. The electrode is formed in planar type. The high, ground, low, and ground electrodes are arranged repeatedly.
    • 提供一种吸水试验装置和用于通过交叉电容的发电机定子绕组绝缘材料的方法,以防止在操作发电机期间由于绝缘击穿而引起的事故,并且通过诊断吸收状态来提高发电机的操作可靠性 每个定子绕组的冷却水。 发电机定子绕组绝缘材料通过交叉电容的吸水试验装置包括使用交叉电容的传感器(10)和用于对由发电机定子线棒绝缘材料测量的发电机定子线棒绝缘材料进行吸水试验的吸水试验单元(20) 传感器。 该传感器具有单电极,双电极和四极电极中的至少一个,以便测量电容和介电损耗因数。 电极形成为平面型。 高,地,低和接地电极重复布置。
    • 9. 发明授权
    • 발전기 고정자의 권선 흡습 시험장치 및 그의 제어방법
    • 발전기고정자의권선흡습시험장치및그의제어방발
    • KR100441941B1
    • 2004-07-27
    • KR1020010065475
    • 2001-10-23
    • 한국전력공사
    • 이현배용채김연환김희수
    • G01R31/06
    • PURPOSE: An apparatus for testing moisture-absorption at winding of a generator stator and a control method thereof are provided to perform a beforehand maintenance of winding and to prevent an accident in advance by judging a moisture-absorption state at the winding of the generator stator. CONSTITUTION: A reference frequency oscillation part(10) generates a reference frequency, and a measurement port(20) measures absorption state of a winding. A RC oscillation part(30) outputs an oscillation signal varied together with capacitance according to the absorption state of the winding. A dividing part(40) divides a signal inputted from the RC oscillation part. A counter part(50) counts a difference between the reference frequency and a frequency inputted from the dividing part. A latch part(60) latches an output signal of the counter for a constant time. A control part(80) judges the absorption state by converting the capacitance using the value stored in the latch part. A key input part(70) inputs a command of a user. A display part(90) displays a calculation value and operation state of the control part. And a communication part(100) transmits the result of the control part to an external unit.
    • 目的:提供一种用于测试发电机定子绕组处的吸湿状态的装置及其控制方法,以通过判断发电机定子绕组的吸湿状态来预先进行绕组维护和预防事故 。 构成:参考频率振荡部分(10)产生参考频率,测量端口(20)测量绕组的吸收状态。 RC振荡部分(30)根据绕组的吸收状态输出随电容一起变化的振荡信号。 分频部分(40)对从RC振荡部分输入的信号进行分频。 计数器部分(50)计数参考频率与从分频部分输入的频率之间的差值。 锁存部分(60)锁存计数器的输出信号一段时间。 控制部分(80)通过使用存储在锁存部分中的值转换电容来判断吸收状态。 键输入部分(70)输入用户的命令。 显示部分(90)显示控制部分的计算值和操作状态。 并且通信部分(100)将控制部分的结果发送到外部单元。
    • 10. 发明公开
    • 발전기 고정자 권선 검사방법
    • 检查发电机定子线圈的方法
    • KR1020010086815A
    • 2001-09-15
    • KR1020000010726
    • 2000-03-03
    • 한국전력공사한국남동발전 주식회사한국남부발전 주식회사한국중부발전(주)한국동서발전(주)한국서부발전 주식회사한국수력원자력 주식회사
    • 이현배용채김연환김희수
    • G01R31/06
    • PURPOSE: A method for inspecting a stator coil of a generator is provided to improve an operation and a reliability of a generator by eliminating a coil resonance generated in driving the generator and minimizing a phenomenon of a coil leakage. CONSTITUTION: A detecting sensor(12) is attached to the end of a stator coil(10). An impact hammer(14) has a built-in power measure sensor. The detecting sensor(12) is connected to an amplifier(16) and amplifies a detecting value detected from the detecting sensor(12), to thereby secure the reliability. The impact hammer(14) is connected to an FFT(fast Fourier transform) analyzer(18) and analyzes the power detected from the power measure sensor had the built-in impact hammer(14). The FFT analyzer(18) is connected to the amplifier(16) and analyzes the detecting value detected from the detecting sensor(12) and the power detecting sensor. The FFT analyzer(18) is connected to a computer(20), measures a response of a frequency by using the result analyzed by the FFT analyzer(18), and displays the result to process same.
    • 目的:提供一种用于检查发电机的定子线圈的方法,通过消除在驱动发电机时产生的线圈共振以最小化线圈泄漏现象来改善发电机的运行和可靠性。 构成:检测传感器(12)附接到定子线圈(10)的端部。 冲击锤(14)具有内置的功率测量传感器。 检测传感器(12)连接到放大器(16)并放大从检测传感器(12)检测的检测值,从而确保可靠性。 冲击锤(14)连接到FFT(快速傅里叶变换)分析仪(18),并分析了内置冲击锤(14)的功率测量传感器检测到的功率。 FFT分析器(18)连接到放大器(16),并分析从检测传感器(12)和功率检测传感器检测的检测值。 FFT分析器(18)连接到计算机(20),通过使用由FFT分析器(18)分析的结果来测量频率的响应,并且显示结果进行处理。