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    • 1. 发明公开
    • 사물인터넷(IoT) 장치군의 동시접속 회피 시스템 및 방법
    • KR1020210012344A
    • 2021-02-03
    • KR1020190089941
    • 2019-07-25
    • 한국 전기안전공사
    • 김권중정용욱이상익강석우김태원
    • H04L12/12H04L12/10H04L29/08
    • 본발명은상시전원이공급되지않는복수의군집화된 IoT 장치가유무선게이트웨이또는무선중계기로동시접속을시도하는경우에유무선게이트웨이또는무선중계기에서수용할수 있는접속가능한한계를넘어서지않도록동시접속상황을회피함으로써 IoT 장치의한정된전원자원을효율적으로운영하여유무선게이트웨이또는무선중계기를거쳐서버에안정적으로정보를전달할수 있도록하는사물인터넷(IoT) 장치군의동시접속회피시스템및 방법에관한것이다. 본발명에따른사물인터넷(IoT) 장치군의동시접속회피방법은 IoT 장치가 IoT 장치에공급되는상시전원을모니터링하는단계(S10), 모니터링결과상시전원이차단되는경우 IoT 장치에서상시전원의차단을인지하고, 난수를생성하는단계(S20) 및생성된난수를토대로하는접속순번을이용하여연산부가해당 IoT 장치의웨이크업시간을판단하는단계(S30)를포함할수 있다. 또한, IoT 장치군의각 IoT 장치가슬립모드(Sleep mode)로전환되는단계(S40), 상기웨이크업(Wake Up) 시간에따라해당 IoT 장치의연산부가웨이크업을수행하는단계(S50) 및해당접속순번의 IoT 장치가웨이크업시간을이용하여유무선게이트웨이또는무선중계기로통신접속을수행하고, 데이터를전송하는단계(S60)를포함할수 있다.
    • 2. 发明授权
    • 사물 인터넷 네트워크 접속용 보조장치
    • KR101916021B1
    • 2018-11-07
    • KR1020150190356
    • 2015-12-30
    • 한국 전기안전공사
    • 임용배문현욱김동우이상익최명일조세익
    • H01R13/66H01R13/703H01R31/06
    • 본발명은사물인터넷네트워크접속용보조장치에관한것이다. 이러한사물인터넷네트워크접속용보조장치는어댑터형태로형성되어, 플러그부분이전기설비에연결된콘센트에접속되어전기설비로부터전원을인가받고, 인가받은전원으로부터전류파형및 전압파형을검출하는검출부, 검출부에서검출한전류파형및 전압파형을이용하여전기설비로부터인가받은전원의아크고장, 누전또는부하종류를판단하여판단결과를출력하는판단부, 사물인터넷네트워크에접속하여외부로부터전기기기의제어신호를전달받거나판단부에서출력한판단결과를사물인터넷네트워크로전달하는통신부, 전기설비로부터인가받은전원을제어하여어댑터형태의콘센트부분에연결된전기기기에인가할부하형태로제어하는릴레이, 그리고통신부로부터제어신호를전달받아, 릴레이를제어하는제어부를포함한다. 이에따라, 사물인터넷네트워크접속을위한별도의구조를포함하지않는전기기기를사물인터넷네트워크에접속할수 있도록하여사물인터넷네트워크의호환성증가및 불필요한전기기기설계비용의감소효과가있다.
    • 5. 发明公开
    • 활선 상태에서 몰드 변압기의 절연 결함 위치 추정 장치 및 그 방법
    • 用于估计实际生产线上的树脂变压器绝缘缺陷位置的装置和方法
    • KR1020160093450A
    • 2016-08-08
    • KR1020150014480
    • 2015-01-29
    • 한국 전기안전공사
    • 최명일임용배이상익김동우문현욱
    • G01R31/12G01R31/02G01R23/16
    • G01R31/12G01R23/16G01R31/027
    • 본발명은활선상태에서몰드변압기의절연결함위치추정장치및 그방법에관한것으로서, 외부에서유입되는잡음을분리하여측정하고자기존접지선에서센서를체결하여측정하던종래와달리, 비접촉식방식인 RF 안테나센서를몰드변압기에근접하여측정함으로써, 수배전반타 전력설비의접지와누화(cross talk) 간섭현상을방지하고, 높은검출감도를기대할수 있는장치및 그방법을제공함에그 목적이있다. 이러한목적을달성하기위한본 발명은,결함시료의수평또는수직방향에서측정높이및 측정각도를변경하여부분방전신호를측정하는센서부; 상기센서부를이용하여측정된부분방전신호를바탕으로상기결함시료의방전펄스수 및방전펄스크기를계산하는계산부; 및상기계산부를통해계산된방전펄스수 및방전펄스크기를바탕으로상기결함시료의절연결함위치를추정하는추정부; 를포함한다.
    • 本发明涉及一种用于估计在生产线上的模制变压器的绝缘缺陷位置的装置和方法。 本发明的目的是提供一种被配置为防止配电系统上的其他电力设备的接地和串扰干扰现象,并且通过紧密放置RF天线传感器来测量信号而具有高检测灵敏度的装置, 其使用非接触方式,而不是传统的装置,其通过将传感器耦合到现有的接地线来测量信号,以通过分离从外部引入的噪声来测量信号及其方法来测量信号。 为了实现该目的,本发明的装置包括:传感器单元,用于通过改变缺陷样本的水平或垂直方向上的测量高度和测量角度来测量局部放电信号; 计算单元,用于基于通过使用所述传感器单元测量的部分放电信号计算所述缺陷样本的放电脉冲数及其大小; 以及估计单元,用于基于在计算单元中计算出的放电脉冲数和其大小来估计缺陷样本的绝缘缺陷的位置。
    • 6. 发明授权
    • 전기기기의 인체 임피던스 위상분석방법
    • 人体身体阻抗分析方法电气设备的相位
    • KR101385572B1
    • 2014-04-15
    • KR1020130092461
    • 2013-08-05
    • 한국 전기안전공사
    • 김재현임용배이상익김동우
    • G06F19/00
    • G01R27/20G01R27/2605
    • The present invention relates to a method of analyzing the phase of human body impedance of an electric device and, more particularly, to a method of analyzing the phase of human body impedance of an electric device to analyze the phase and the size of a human body impedance. The present invention provides an analysis method for the phase of the impedance of an electronic device which tracks and analyzes the phase of the human body impedance from a human body impedance model and data to analyze the validity of a leakage current monitoring technique as an electrical accident prevention technique. [Reference numerals] (AA) Start; (BB) End; (S2) Calculate skin resistance estimation data according to contact voltages among data of human body impedance in a database; (S4) Calculate skin capacitance estimation data by using skin resistance and human body internal resistance by the contact voltages; (S6) Calculate estimation data for the phase of human body impedance by using the skin capacitance estimation data; (S8) Calculate the phase and the size by using data of human body impedance and phase estimation data of human body impedance
    • 本发明涉及一种分析电气设备的人体阻抗相位的方法,更具体地说,涉及一种分析电气设备的人体阻抗相分析方法,以分析人体的相位和大小 阻抗。 本发明提供了一种电子装置的阻抗相位分析方法,该电子装置的跟踪和分析来自人体阻抗模型的人体阻抗的相位和数据用于分析作为电气事故的泄漏电流监测技术的有效性 预防技术。 (附图标记)(AA)开始; (BB)结束; (S2)根据数据库中的人体阻抗数据之间的接触电压计算皮肤电阻估计数据; (S4)通过接触电压使用皮肤电阻和人体内部电阻计算皮肤电容估算数据; (S6)使用皮肤电容量估计数据计算人体阻抗相位的估计数据; (S8)通过使用人体阻抗的数据和人体阻抗的相位估计数据来计算相位和大小
    • 7. 发明授权
    • 전기기기의 저항성 누설경로를 통한 인체 통전전류분석방법
    • 通过电阻泄漏电流路径分析身体电流的方法
    • KR101307318B1
    • 2013-09-26
    • KR1020130093465
    • 2013-08-07
    • 한국 전기안전공사
    • 김재현임용배김동우이상익
    • G01R27/02G01R27/26G01R31/00
    • PURPOSE: A method for analyzing through current flowing through a leakage path of an electric device is provided to prevent the generation of trip by estimating a phase of impedance from body impedance data. CONSTITUTION: Estimated data (210) on skin resistance is calculated by deducting body resistance from a body impedance value according to an impedance model. The estimated data (220) on skin capacitance and skin resistance for each touch voltage are calculated using the body resistance. The estimated data on a body impedance phase is calculated using the estimated data on the skin capacitance. The body impedance for each touch voltage is calculated using the estimated data on the impedance phase and body impedance data. A resistance value of a leakage path against the touch voltage applied to a body is calculated using the body impedance. The rate and phase of body through current about the resistance value are calculated. [Reference numerals] (AA) Start; (BB) End; (S10) Calculate a value of the resisting element of a resistant leakage path for each contact voltage; (S12) Calculate the size and phase of the through current of the human body for the value of the resisting element of the resistant leakage path; (S2) Calculate the estimation data of skin resistance according to contact voltage among human impedance data of a database; (S4) Calculate the estimation data of skin capacitance by using skin resistance for each contact voltage and the internal resistance of the human body; (S6) Calculate the estimation data of a human body impedance phase by using the estimation data of skin capacitance; (S8) Calculate a phase and a size by using the human body impedance data and the estimation data of the human body impedance phase
    • 目的:提供一种通过流过电气设备的泄漏路径的电流进行分析的方法,以通过估计来自身体阻抗数据的阻抗相位来防止产生跳闸。 构成:通过根据阻抗模型从身体阻抗值扣除身体阻力来计算皮肤电阻的估计数据(210)。 使用身体电阻计算每个触摸电压的皮肤电容和皮肤电阻的估计数据(220)。 使用关于皮肤电容的估计数据来计算身体阻抗相位上的估计数据。 使用关于阻抗相位和身体阻抗数据的估计数据来计算每个触摸电压的身体阻抗。 使用身体阻抗来计算抵抗施加到身体的触摸电压的泄漏路径的电阻值。 计算身体通过电流关于电阻值的速率和相位。 (附图标记)(AA)开始; (BB)结束; (S10)计算每个接触电压的电阻泄漏路径的电阻元件的值; (S12)根据电阻泄漏路径的电阻元件的值,计算人体的通电流的大小和相位; (S2)根据数据库的人体阻抗数据之间的接触电压计算皮肤电阻的估计数据; (S4)通过使用每个接触电压和人体内部电阻的皮肤电阻来计算皮肤电容的估计数据; (S6)使用皮肤电容的估计数据计算人体阻抗相位的估计数据; (S8)通过使用人体阻抗数据和人体阻抗相位的估计数据来计算相位和大小
    • 8. 发明授权
    • 전기기기의 저항성 누설경로를 통한 인체 통전전류분석장치
    • 分析身体电流通过电阻泄漏电流路径的设备
    • KR101307317B1
    • 2013-09-26
    • KR1020130093464
    • 2013-08-07
    • 한국 전기안전공사
    • 김재현임용배김동우이상익
    • G01R27/02G01R27/26G01R31/00
    • PURPOSE: An apparatus for analyzing current passing through a body by a leakage path of an electric device is provided to prevent electric accidents by estimating a phase of impedance by impedance data. CONSTITUTION: An apparatus for analyzing current passing through a body comprises a database (100), a body phase estimating unit (300), a unit (400) for analyzing a leakage path, and a unit (500) for calculating through current. The database stores impedance data. The body phase estimating unit calculates estimated data of impedance phase using data on skin capacitance. The unit for analyzing the body phase calculates body impedance for each touch voltage. The unit for analyzing a leakage path calculates a resistance value of the leakage path about the touch voltage using the body impedance. The unit for calculating through current calculates a phase and rate of the through current against the resistance value. [Reference numerals] (100) Database; (200) Human body phase estimating unit; (210) Skin resistance estimating unit; (220) Skin capacitance estimating module; (230) Human body impedance estimating module; (300) Human body phase analyzing unit; (310) Phase analyzing unit; (320) Phase calculating module; (330) Size analyzing module; (340) Size calculating module; (400) Unit for analyzing an resistant leakage path; (500) Unit calculating through current
    • 目的:提供一种用于分析通过电气设备的泄漏路径通过身体的电流的装置,以通过阻抗数据估计阻抗的相位来防止电力事故。 用于分析通过身体的电流的装置包括数据库(100),身体相位估计单元(300),用于分析泄漏路径的单元(400)和用于计算电流的单元(500)。 数据库存储阻抗数据。 身体相位估计单元使用关于皮肤电容的数据来计算阻抗相位的估计数据。 用于分析身体相位的单元计算每个触摸电压的体阻抗。 用于分析泄漏路径的单元使用身体阻抗计算关于触摸电压的泄漏路径的电阻值。 用于计算通过电流的单元根据电阻值计算通过电流的相位和速率。 (附图标记)(100)数据库; (200)人体相位估计单元; (210)皮肤电阻估计单元; (220)皮肤电容估算模块; (230)人体阻抗估计模块; (300)人体相分析单位; (310)相位分析单元; (320)相位计算模块; (330)尺寸分析模块; (340)尺寸计算模块; (400)用于分析阻力泄漏路径的单元; (500)通过电流计算单位
    • 9. 发明授权
    • 전기기기의 용량성 누설경로를 통한 인체 통전전류분석방법
    • 通过电容泄漏电流路径分析身体电流的方法
    • KR101307313B1
    • 2013-09-26
    • KR1020130093728
    • 2013-08-07
    • 한국 전기안전공사
    • 김재현임용배김동우이상익
    • G01R27/02G01R27/26G01R31/00
    • PURPOSE: A human body through-current analysis device using a human body capacitive leakage route of an electronic device is provided to estimate human body impedance phases based on a human body impedance model and data, thereby preventing accidents due to electricity. CONSTITUTION: A human body through-current analysis device using a human body capacitive leakage route of an electronic device includes the following steps of: computing estimation data in respect to a skin resistance estimation value due to a contact voltage by subtracting human body inner resistance from a human impedance value of impedance data based on human body impedance model store in a database (10); computing skin capacitance estimation data (220) by using skin resistance per each contact voltage and human body inner resistance of skin resistance estimation data; computing human body impedance phase estimation data (230) by using the skin capacitance estimation data; computing human impedance per each contact voltage applied via the capacitive leakage route by using the human body impedance phase estimation data; computing reactance of the capacitive leakage route by using the human impedance per each contact voltage; and computing the intensity and phases of human body through-currents in respect to the reactance of the capacitive leakage route. [Reference numerals] (100) Database; (200) Human body phase estimation unit; (210) Skin resistance estimation module; (220) Skin capacitance estimation module; (230) Human body impedance estimation module; (300) Human body phase analysis unit; (310) Phase analysis module; (320) Phase calculation module; (330) Size analysis module; (340) Size calculation module; (400) Capacitive leakage route analysis unit; (500) Through current calculation unit
    • 目的:提供一种使用电子装置的人体容性泄漏路径的人体通流分析装置,以基于人体阻抗模型和数据估计人体阻抗相位,从而防止由于电力引起的事故。 构成:使用电子装置的人体容性泄漏路径的人体通流分析装置包括以下步骤:通过从人体内部电阻减去人体内部电阻来计算由于接触电压引起的皮肤电阻估计值的估计数据 基于人体阻抗模型的阻抗数据的人阻抗值存储在数据库中(10); 通过使用每个接触电压的皮肤电阻和皮肤电阻估计数据的人体内部电阻来计算皮肤电容估计数据(220); 通过使用皮肤电容估计数据计算人体阻抗相位估计数据(230); 通过使用人体阻抗相位估计数据来计算通过电容性泄漏路径施加的每个接触电压的人阻抗; 通过使用每个接触电压的人阻抗来计算电容性泄漏路径的电抗; 并且计算关于电容性泄漏路径的电抗的人体通过电流的强度和相位。 (附图标记)(100)数据库; (200)人体相位估计单元; (210)皮肤电阻估计模块; (220)皮肤电容估算模块; (230)人体阻抗估计模块; (300)人体相分析单位; (310)相分析模块; (320)相位计算模块; (330)尺寸分析模块; (340)尺寸计算模块; (400)电容泄漏路径分析单元; (500)通过当前计算单位