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公开(公告)号：KR100838414B1
公开(公告)日：2008-06-13
申请号：KR1020060130234
申请日：2006-12-19
Applicant: 한국가스공사
Abstract: A magnetic flux leakage pig is provided to guarantee reliability of data by fully supporting a sensor module toward the internal wall of a pipe with elastic force. A magnetic flux leakage pig includes a body(2), magnetic field induction units(3), a sensor module(5), and a supporter(10). The magnetic field induction units are installed on the exterior of a pipe for inducing magnetic field on the internal wall of the pipe, where each of the magnetic field induction units consists of several plate brushes for uniform induction of the magnetic field. The sensor module is positioned between the magnetic field induction units and detects leakage of the magnetic field from the pipe. The supporter fixes and supports the sensor module on the body and includes a fan-shaped connection plate and elastic pieces elongated in a radial direction at regular intervals.
Abstract translation: 提供一个磁通泄漏猪，以通过用弹性力将传感器模块完全支撑在管道的内壁上来保证数据的可靠性。 磁通泄漏猪包括主体（2），磁场感应单元（3），传感器模块（5）和支撑件（10）。 磁场感应单元安装在用于在管内壁上感应磁场的管的外部，其中每个磁场感应单元由用于均匀感应磁场的多个平板电刷组成。 传感器模块位于磁场感应单元之间，并检测来自管道的磁场泄漏。 支架固定并支撑传感器模块在主体上，并包括一个扇形连接板和弹性件，以一定的间隔在径向方向伸长。
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公开(公告)号：KR100638979B1
公开(公告)日：2006-10-25
申请号：KR1020050077391
申请日：2005-08-23
Applicant: 한국가스공사
Abstract: A pig introducing and discharging apparatus is provided to reduce the cost for maintaining and repairing a pipe by remarkably reducing the equipment and labor necessary for introduction and discharge of the pig. A pig introducing and discharging apparatus includes a body(100), a movement unit(200), a support member(300), and a drive unit. The body includes a guide the upper side of which is opened. The body supports the pig positioned in the guide and guides the proceeding direction of the pig. The movement unit is installed in the guide and moves the pig while moving along the guide. The support member supports the body and regulates the elevation height of the body. The drive unit is installed in the body to transfer the drive force to the movement unit and the support member.
Abstract translation: 提供一种生猪进出装置，通过显着减少猪的引入和排出所需的设备和人力来降低维护和修理管道的成本。 一种清管器进出装置包括主体（100），移动单元（200），支撑构件（300）和驱动单元。 身体包括一个其上侧打开的导向装置。 身体支撑位于导轨中的猪，并引导猪的前进方向。 移动单元安装在导轨中，并在沿导轨移动时移动小猪。 支撑构件支撑身体并调节身体的抬高高度。 驱动单元安装在主体中以将驱动力传递到移动单元和支撑构件。
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公开(公告)号：KR100395749B1
公开(公告)日：2003-08-27
申请号：KR1020000017707
申请日：2000-04-04
Applicant: 한국가스공사
IPC: G01V1/28
Abstract: PURPOSE: A seismic wave monitoring apparatus is provided to rapidly sense an earthquake from a remote distance for calculating response to and size of the earthquake to send the data to a seismic wave sensing equipment, thereby providing countermeasures, wherein the communication method adopts both analogue and digital systems regardless of noise at a higher place and the malfunction of the sensing part is easily detected for convenient maintenance. CONSTITUTION: A seismic wave monitoring apparatus includes a sensing part(10) solidly fixed on the ground for sensing acceleration transmitted to the ground when earthquake is happened, an amplifier(11) for amplifying a signal input from the sensing part, a filter(12) for performing a filtering to discriminate a seismic sensing signal and an impact signal by a low pass filter, an A/D converter(13) for converting an analogue value 1000mV/1G of the electric signal output from the filter to a digital value in g value, a controller part(14) for controlling respective functions and performing algorithm of substitution of a variable, storing, recording control, management and operation with a CPU, and an input/output communications module(15) for outputting the value converted to a digital value by the A/D converter to an external equipment via an input/output terminal(16).
Abstract translation: 目的：提供一种地震波监测装置，用于快速感测来自远距离的地震，用于计算对地震的响应和大小，以将数据发送到地震波传感设备，由此提供对策，其中通信方法同时采用模拟和 数字系统不受噪音影响，并且传感部件的故障易于检测，便于维护。 一种地震波监测装置，包括：固定在地面上的感测部件（10），用于感测地震发生时传输到地面的加速度;放大器（11），用于放大从感测部件输入的信号;滤波器（12 ），用于通过低通滤波器执行滤波以区别地震感测信号和冲击信号; A / D转换器（13），用于将从滤波器输出的电信号的模拟值1000mV / 1G转换为数字值 g值;控制器部分（14），用于控制各个功能并执行用CPU替换变量，存储，记录控制，管理和操作的算法;以及输入/输出通信模块（15），用于将转换后的值 通过A / D转换器经由输入/输出端子（16）将数字值传送到外部设备。
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公开(公告)号：KR1020010069655A
公开(公告)日：2001-07-25
申请号：KR1020010022340
申请日：2001-04-25
Applicant: 한국가스공사
IPC: G01N27/72
Abstract: PURPOSE: A non-contact type sensor using an anisotropic magnet is provided to detect rotational angle of a special object by detecting intensity of current or intensity of magnetic field generated by change of magnetic field due to the rotation of a ring-shaped magnet and apply in various industrial fields. CONSTITUTION: A non-contact type sensor using an anisotropic magnet includes a ring-shaped magnet having a pin hole at a front surface, a rotor(100) having a ring-shaped magnet seating hole and a pin hole fixing a pin inserted into the pin hole of the ring-shaped magnet, a sensor element for sensing intensity of current and intensity of magnetic field generated by directional change of the magnetic field due to the rotation of the ring-shaped magnet, a sensor element housing containing the sensor element inside, projecting to a front portion of a sensor element body and located at the center of the ring-shaped magnet, and a stator(200) having the sensor element body fixing the sensor element housing. The sensor senses rotational angle according to magnetic force changed when the rotor rotates on the stator.
Abstract translation: 目的：提供使用各向异性磁体的非接触式传感器，通过检测由于环形磁体的旋转引起的磁场变化产生的电流强度或磁场强度，以检测特殊物体的旋转角度，并应用 在各个工业领域。 构成：使用各向异性磁体的非接触型传感器包括：在前表面具有针孔的环形磁体，具有环形磁体安置孔的转子（100）和固定插入到所述第一磁体的销的销孔 环形磁体的销孔，用于感测由于环形磁体的旋转而由磁场的方向改变而产生的电流强度和磁场强度的传感器元件，包含传感器元件的传感器元件壳体 突出到传感器元件主体的前部并且位于环形磁体的中心;以及定子（200），其具有固定传感器元件壳体的传感器元件主体。 传感器根据转子在定子上旋转时所产生的磁力感应旋转角度。
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公开(公告)号：KR200194862Y1
公开(公告)日：2000-09-01
申请号：KR2020000005508
申请日：2000-02-28
Applicant: 한국가스공사
IPC: H01Q1/04
Abstract: 본 고안은 최선의 지하매설물 탐측기법을 확립하여 그 성능을 향상시킨 GPR을 제작하고, 또한 소형 일체화를 통해서 작업효율을 향상시킴과 아울러 원가가 대폭 절감된 경제적이고 간편화된 GPR을 개발·보급하여 배관의 안전성을 확보한 GPR 시스템을 이용한 일체형 지하매설물 탐측장치를 제공하기 위하여, GPR 시스템을 이용한 지하매설물 탐측장치에 있어서, 상기 제어장치, 송신 안테나, 수신 안테나, 디스플레이부, 전원 공급부 및 전송선을 이동 바퀴와 손잡이가 구비된 카트상에 적재하되, 상기 송수신 안테나는 송수신 시그널(signal) 손실을 최소화하기 위하여 하단부 카트에 설치되어 지표와 밀착하여 앞, 뒤로 부착함으로써 전자파가 공기중으로 손실되지 않도록 구성한다.
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Patent Agency Ranking
公开(公告)号：KR200194861Y1
公开(公告)日：2000-09-01
申请号：KR2020000005507
申请日：2000-02-28
Applicant: 한국가스공사
IPC: H01Q1/04
Abstract: 본 고안은 최선의 지하매설물 탐측기법을 확립하여 그 성능을 향상시킨 GPR을 제작하고, 또한 소형 일체화를 통해서 작업효율을 향상시킴과 아울러 원가가 대폭 절감된 경제적이고 간편화된 GPR을 개발·보급하여 배관의 안전성을 확보한 GPR 시스템을 이용한 지하매설물 탐측장치의 수신신호 해석부를 제공하기 위하여, GPR 시스템을 이용한 지하매설물 탐측장치에 있어서, 상기 제어장치는 펄스 발생기 및 펄스 송신 회로를 통하여 초광대역폭의 펄스를 발생시켜 이를 송신하는 송신수단; 상기 수신 안테나로부터 입력된 신호를 증폭하는 수신 전치 증폭기; 상기 수신 전치 증폭기에서 증폭된 아날로그 신호를 디지털 신호로 변환하는 A/D 컨버터; 및 시스템 전체를 제어하고 원시 데이터를 수집하며 송신에서부터 수신까지의 전파소요시간이 측정되는 CPU를 포함한다.
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公开(公告)号：KR1020000049529A
公开(公告)日：2000-08-05
申请号：KR1020000017708
申请日：2000-04-04
Applicant: 한국가스공사
IPC: G01V1/28
Abstract: PURPOSE: An earthquake wave receiver is provided in which the apparatus has enhanced structure enabling rapid and accurate analysis of earthquake wave. CONSTITUTION: An apparatus comprises an input/output communication module(21) for inputting a signal output from an earthquake sensor via an input/out terminal(20), a band pass filter(22) for removing noise from the signal input from module(21) and selecting only the signal required for the set bandwidth, a controller(23) having an acceleration calculating module(24), a trigger module(26) for discriminating impact and earthquake by a frequency analysis when a value higher than a reference value is input and which stores the value to a memory, and a self diagnosis module(25), the controller(23) controlling each unit and operating an algorithm, an LCD(28) for displaying a variety of data for monitoring of performance of each unit, a touch screen input unit(29) for inputting a variety of damping factors and which is arranged at a surface of the LCD(28), an alarm unit(30) for alarming upon detection of a value exceeding a critical threshold, a memory card(36) storing earthquake data, a data output unit(31) linked to SCADA(supervisory control and data acquisition) and which has digital and analog output mode, and an input/output communication module(32) for outputting to an external device the signal input from the unit(31).
Abstract translation: 目的：提供一种地震波接收器，其中装置具有增强的结构，能够快速准确地分析地震波。 一种装置，包括：输入/输出通信模块（21），用于经由输入/输出端（20）输入来自地震传感器的信号;带通滤波器（22），用于从模块输入的信号中去除噪声 21），仅选择设定带宽所需的信号，具有加速度计算模块（24）的控制器（23），用于当高于参考值的频率分析时通过频率分析来区分冲击和地震的触发模块（26） 被输入并将其存储到存储器，以及自诊断模块（25），控制每个单元并操作算法的控制器（23），用于显示用于监视每个单元的性能的各种数据的LCD（28） 单元，用于输入各种阻尼系数并且布置在LCD（28）的表面处的触摸屏输入单元（29），用于在检测到超过临界阈值的值时进行报警的报警单元（30）， 存储卡（36）存储地震数据，一个数据 连接到SCADA（监控和数据采集）并具有数字和模拟输出模式的输出单元（31）和用于向外部设备输出从单元（31）输入的信号的输入/输出通信模块（32） 。
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公开(公告)号：KR1020000037018A
公开(公告)日：2000-07-05
申请号：KR1020000017710
申请日：2000-04-04
Applicant: 한국가스공사
IPC: G01V1/28
Abstract: PURPOSE: A seism monitoring system on the basis of network is provided to rapidly sense an earthquake from a remote distance for calculating response to and size of the earthquake to send the data to a seismic wave sensing equipment, thereby providing countermeasures. CONSTITUTION: A seism monitoring system on the basis of network includes a seismic wave sensing unit(100) for sensing the generation of earthquake and measuring the movement of ground by acceleration unit, a seismic wave receiving unit(200) for analyzing the acceleration data of the ground, filtering seismic components of natural frequency band at which a supply maintenance office is weakest, performing a vector synthesizing of a horizontal two components(south and north, east and west) and a vertical one component to compute a maximum ground acceleration, determining whether the movement of the ground is an earthquake or a simple impact, analyzing seismic response characteristics and comparing a state of a gas supply management office with a preset value if the movement is determined to be the earthquake, and storing the data and transmitting a seismic alarm, the maximum ground acceleration and a spectrum intensity value to a control part, and a SCADA(Supervisory Control And Data Acquistion:42) for transmitting the value received from the seismic wave receiving unit to a control office via an RTU(Radio Tuning Unit:40) and a network(41).
Abstract translation: 目的：提供基于网络的地震监测系统，从远程距离快速感知地震，计算地震的响应和大小，将数据发送到地震波感测设备，从而提供对策。 构成：基于网络的地震监测系统包括：地震波感测单元（100），用于感测地震的产生并通过加速单元测量地面的移动;地震波接收单元（200），用于分析加速度数据的加速度数据 地面，过滤电力维修办公室最弱的自然频段的地震成分，执行水平两个部分（南，北，东，西）的矢量合成和垂直一个分量，以计算最大地面加速度，确定 无论地面运动是地震还是简单的影响，分析地震反应特征，并将气体供应管理办公室的状态与运动确定为地震的预设值进行比较，并存储数据并传送地震 报警，最大地面加速度和控制部分的频谱强度值，以及SCADA（监控和数据采集 42），用于经由RTU（无线电调谐单元40）和网络（41）将从地震波接收单元接收的值发送到控制局。
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公开(公告)号：KR102206617B1
公开(公告)日：2021-01-22
申请号：KR1020190178420
申请日：2019-12-30
Applicant: 한국가스공사
IPC: F16L55/28 , F16L55/48 , F16L101/30
Abstract: 본발명의일실시예에따른인텔리전트피그는, 배관내부를유체유동방향으로구동하는동체부, 상기동체부외주면에배치되고, 상기배관내로유동하는이송유체의압력으로상기동체부가상기배관내부를따라진행하도록하는하나이상의구동컵및 상기배관과접촉하지않고상기배관과의거리를측정함으로써배관의결함을탐지하는센서부를포함한다. 본발명의일실시예에따른인텔리전트피그는한 번의 ILI(In-Line Inspection) 수행으로배관의축방향용접부에기계적결함을찾아, 선제적으로중요결함유무판단을가능하게하여빠르게문제배관에대한대처를하여배관의수명을크게향상시킬수 있다.
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