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【中文】云南电网有限责任公司电力科学研究院【EN】Electric Power Research Institute of Yunnan Power System Ltd
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1:
[发明]
【中文】一种基于区块链技术的非结构化文档管理方法和装置 【EN】Unstructured document management method and device based on block chain technology
申请号:
201911097057.7
公开号:CN110851449A 主分类号:G06F16/22
申请人:
【中文】云南电网有限责任公司电力科学研究院【EN】Electric Power Research Institute of Yunnan Power System Ltd
申请日:2019.11.11 公开日:2020.02.28
发明人:
【中文】尹春林
;
刘柱揆
;
杨政
;
潘侃
;
朱华
;
张征容
;
于辉
;
程志万【EN】Yin Chunlin
;
Liu Zhukui
;
Yang Zheng
;
Pan Kan
;
Zhu Hua
;
Zhang Zhengrong
;
Yu Hui
;
Cheng Zhiwan
摘要:【中文】本申请公开了一种基于区块链技术的非结构文档管理方法及装置,方法包括识别非或半结构文档中文件产生及流转属性;利用文件产生及流转属性关系构建多个非或半结构化文档的关联,形成文件内容数据库列表;将数据库列表的数据分类汇总;根据各类数据类别属性建立结构化数据库;将非或半结构化文档和结构化数据库融合存储;将存储中的非或半结构化文档和结构化数据库进行分级权限管理,将权限控制信息写入区块链的区块中。本申请通过构建非结构化数据之间的关系网络,形成体系化的非结构化数据地图,强化非结构化数据利用;基于区块链的访问控制体系从一定程度上解决了非结构化数据的访问权限控制问题,从根本上解决文件信息的安全性的问题。 【EN】The application discloses a block chain technology-based unstructured document management method and a block chain technology-based unstructured document management device, wherein the method comprises the steps of identifying file generation and circulation attributes in a unstructured or semi-structured document; establishing the association of a plurality of non-or semi-structured documents by utilizing the file generation and circulation attribute relationship to form a file content database list; classifying and summarizing data of the database list; establishing a structured database according to various data category attributes; fusing and storing the non-or semi-structured document and the structured database; and carrying out hierarchical authority management on the non-or semi-structured document and the structured database in the storage, and writing the authority control information into the blocks of the block chain. According to the method, a relational network among unstructured data is constructed, a systematic unstructured data map is formed, and unstructured data utilization is enhanced; the access control system based on the block chain solves the access authority control problem of the unstructured data to a certain extent, and fundamentally solves the problem of the safety of file information.
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2:
[发明]
【中文】基于架空导线上的缺陷修复机器人的控制系统及方法 【EN】Control system and method based on defect repairing robot on overhead conductor
申请号:
201911125641.9
公开号:CN110842951A 主分类号:B25J13/08
申请人:
【中文】云南电网有限责任公司电力科学研究院【EN】Electric Power Research Institute of Yunnan Power System Ltd
申请日:2019.11.18 公开日:2020.02.28
发明人:
【中文】刘荣海
;
杨发
;
沈锋
;
郭新良
;
郑欣
;
杨迎春
;
许宏伟
;
孔旭晖
;
何运华
;
周静波
;
虞鸿江
;
沈鑫
;
焦宗寒
;
代克顺
;
宋玉锋
;
杨雪滢
;
陈国坤
;
程雪婷【EN】Liu Ronghai
;
Yang Fa
;
Shen Feng
;
Guo Xinliang
;
Zheng Xin
;
Yang Yingchun
;
Xu Hongwei
;
Kong Xuhui
;
He Yunhua
;
Zhou Jingbo
;
Yu Hongjiang
;
Shen Xin
;
Jiao Zonghan
;
Dickshun
;
Song Yufeng
;
Yang Xueying
;
摘要:【中文】本申请公开了基于架空导线上的缺陷修复机器人的控制系统及方法,包括机械臂,机械臂上设有视觉定位装置,机械臂的内部设有控制子系统,机械臂的末端设有机械夹爪,视觉定位装置和机械夹爪均与控制子系统连接;视觉定位装置包括分别位于机械臂不同位置的两个摄像机;控制子系统包括控制器、压力传感器和力矩传感器,压力传感器和力矩传感器均与控制器连接;机械夹爪包括驱动装置、传动装置和机械手指,传动装置的两端均连接驱动装置和机械手指。利用视觉定位装置实现机械臂的自主定位,避免观察图像判断距离造成的误差,提高机器人的作业精度;控制子系统根据传感器反馈数据引导机械夹爪的动作,避免人工引导操作造成导线损伤,提高作业安全。 【EN】The application discloses a control system and a method for a defect repairing robot based on an overhead conductor, and the control system comprises a mechanical arm, wherein a visual positioning device is arranged on the mechanical arm, a control subsystem is arranged in the mechanical arm, a mechanical clamping jaw is arranged at the tail end of the mechanical arm, and the visual positioning device and the mechanical clamping jaw are both connected with the control subsystem; the visual positioning device comprises two cameras which are respectively positioned at different positions of the mechanical arm; the control subsystem comprises a controller, a pressure sensor and a torque sensor, and the pressure sensor and the torque sensor are both connected with the controller; the mechanical clamping jaw comprises a driving device, a transmission device and a mechanical finger, wherein the two ends of the transmission device are connected with the driving device and the mechanical finger. The automatic positioning of the mechanical arm is realized by using the visual positioning device, so that errors caused by the judgment of the distance by observing an image are avoided, and the operation precision of the robot is improved; the control subsystem guides the action of the mechanical clamping jaw according to the feedback data of the sensor, avoids the damage of a lead caused by manual guide operation, and improves the operation safety.
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3:
[发明]
【中文】一种复合绝缘子内部粘接缺陷的检测方法和系统 【EN】Method and system for detecting bonding defects inside composite insulator
申请号:
201911119177.2
公开号:CN110849884A 主分类号:G01N21/88
申请人:
【中文】云南电网有限责任公司电力科学研究院【EN】Electric Power Research Institute of Yunnan Power System Ltd
申请日:2019.11.15 公开日:2020.02.28
发明人:
【中文】郭晨鋆
;
涂彦昕
;
舒越
;
刘立帅
;
龚泽威一
;
王黎明
;
马显龙
;
梅红伟
;
段雨廷
;
曹占国【EN】Guo Chenjun
;
Tu Yancuan
;
Shu Yue
;
Liu Lishuai
;
Gong Zeweiyi
;
Wang Liming
;
Ma Xianlong
;
Mei Hongwei
;
Duan Yuting
;
Cao Zhanguo
摘要:【中文】本发明公开了一种复合绝缘子内部粘接缺陷的检测方法和系统,通过激光阵列设备、热激励光源设备、成像设备获取被检测复合绝缘子的可见光图像、第一散斑图像和第二散斑图像,通过数据处理设备对第一散斑图像和第二散斑图像进行运算处理,得到干涉条纹图和相位图,再进行高斯滤波处理,绘制边缘图像与可见光图像融合,得到融合图像,识别复合绝缘子内部缺陷。本发明实现对复合绝缘子内部粘接缺陷快速、精确、无接触、直观的检测,对复合绝缘子内部微小的粘接缺陷也具有良好的检测效果,实现高效精准地检测复合绝缘子内部粘接缺陷的目的,本发明操作简单,成像直观,受检测人员的操作主观因素的影响较小,能有效保障检测的客观性和科学性。 【EN】The invention discloses a method and a system for detecting bonding defects inside a composite insulator. The invention realizes the rapid, accurate, non-contact and visual detection of the bonding defect inside the composite insulator, has good detection effect on the tiny bonding defect inside the composite insulator, and realizes the purpose of efficiently and accurately detecting the bonding defect inside the composite insulator.
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4:
[发明]
【中文】一种氢气稳定燃烧的配气系统 【EN】Gas distribution system for stable combustion of hydrogen
申请号:
201911125409.5
公开号:CN110848682A 主分类号:F23D14/02
申请人:
【中文】云南电网有限责任公司电力科学研究院【EN】Electric Power Research Institute of Yunnan Power System Ltd
申请日:2019.11.18 公开日:2020.02.28
发明人:
【中文】陈国坤
;
郑欣
;
刘荣海
;
郭新良
;
杨迎春
;
许宏伟
;
孔旭晖
;
何运华
;
周静波
;
虞鸿江
;
焦宗寒
;
杨雪滢
;
代克顺
;
宋玉锋
;
李宗红
;
熊艳梅【EN】Chen Guokun
;
Zheng Xin
;
Liu Ronghai
;
Guo Xinliang
;
Yang Yingchun
;
Xu Hongwei
;
Kong Xuhui
;
He Yunhua
;
Zhou Jingbo
;
Yu Hongjiang
;
Jiao Zonghan
;
Yang Xueying
;
Dickshun
;
Song Yufeng
;
Li Zonghong
;
Xiong Ya
摘要:【中文】本申请公开了一种氢气稳定燃烧的配气系统,包括氢气进气装置、助燃气体进气装置、气体混合控制装置和燃烧装置,氢气进气装置和助燃气体进气装置分别与燃烧装置、气体混合控制装置连接;助燃气体进气装置包括空气进气子装置和氧气进气子装置,空气进气子装置包括相互连接的空气进气盘和增压器,氧气进气子装置包括相互连接的氧气储罐和第二减压阀,增压器和第二减压阀分别与燃烧装置通过第二管道连接,第二管道的一端设有混合瓶,第二减压阀与混合瓶之间设有第二气压测量仪。气体混合控制装置通过氢气进气装置中氢气的压力,控制助燃气体进气装置提供足够的氢气安全燃烧的氧气,并传输给燃烧装置,使其在燃烧装置中稳定燃烧。 【EN】The application discloses a gas distribution system for stable combustion of hydrogen, which comprises a hydrogen gas inlet device, a combustion-supporting gas inlet device, a gas mixing control device and a combustion device, wherein the hydrogen gas inlet device and the combustion-supporting gas inlet device are respectively connected with the combustion device and the gas mixing control device; the combustion-supporting gas air inlet device comprises an air inlet sub-device and an oxygen inlet sub-device, the air inlet sub-device comprises an air inlet disc and a supercharger which are connected with each other, the oxygen inlet sub-device comprises an oxygen storage tank and a second pressure reducing valve which are connected with each other, the supercharger and the second pressure reducing valve are respectively connected with the combustion device through a second pipeline, one end of the second pipeline is provided with a mixing bottle, and a second air pressure measuring instrument is arranged between the second pressure reducing valve and the mixing bottle. The gas mixing control device controls the combustion-supporting gas inlet device to provide enough oxygen for safe combustion of hydrogen through the pressure of the hydrogen in the hydrogen inlet device, and transmits the oxygen to the combustion device, so that the oxygen is stably combusted in the combustion device.
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5:
[发明]
【中文】一种用于GIS设备X射线检测的定位装置 【EN】Positioning device for GIS equipment X-ray detection
申请号:
201911125433.9
公开号:CN110849919A 主分类号:G01N23/04
申请人:
【中文】云南电网有限责任公司电力科学研究院【EN】Electric Power Research Institute of Yunnan Power System Ltd
申请日:2019.11.18 公开日:2020.02.28
发明人:
【中文】代克顺
;
刘荣海
;
郑欣
;
杨迎春
;
郭新良
;
许宏伟
;
陈国坤
;
周静波
;
虞鸿江
;
孔旭晖
;
何运华
;
杨雪滢
;
宋玉锋
;
焦宗寒
;
李宗红
;
沈鑫【EN】Dickshun
;
Liu Ronghai
;
Zheng Xin
;
Yang Yingchun
;
Guo Xinliang
;
Xu Hongwei
;
Chen Guokun
;
Zhou Jingbo
;
Yu Hongjiang
;
Kong Xuhui
;
He Yunhua
;
Yang Xueying
;
Song Yufeng
;
Jiao Zonghan
;
Li Zonghong
;
Shen Xin
摘要:【中文】本申请提供的一种用于GIS设备X射线检测的定位装置,其中:通过基座将该系统固定于所述GIS设备上,所述成像板固定框用于夹持固定成像板;所述射线机固定爪用于夹持固定射线机;所述第一可移动滑块,用于承载成像板沿所述基座的周向和径向移动,所述第二可移动滑块,用于承载射线机沿所述基座的周向和径向移动;成像板和射线机沿基座作周向运动可以保证X射线机的多角度拍摄;成像板和射线机沿基座作径向运动可以很好地调整焦距,保证获取的GIS设备的成像更清晰;成像板固定框既可以保证成像板垂直放置,也可以保证成像板旋转90度水平放置,射线机固定爪,保证X射线机的位置能够满足垂直GIS和水平GIS的透照要求。 【EN】The application provides a positioner for GIS equipment X ray detects, wherein: the system is fixed on the GIS equipment through a base, and the imaging plate fixing frame is used for clamping and fixing an imaging plate; the ray machine fixing claw is used for clamping and fixing the ray machine; the first movable sliding block is used for bearing the imaging plate to move along the circumferential direction and the radial direction of the base, and the second movable sliding block is used for bearing the ray machine to move along the circumferential direction and the radial direction of the base; the imaging plate and the ray machine do circumferential motion along the base, so that multi-angle shooting of the X-ray machine can be ensured; the imaging plate and the ray machine do radial movement along the base, so that the focal length can be well adjusted, and the obtained GIS equipment can be ensured to be imaged more clearly; the fixed frame of imaging plate both can guarantee that the imaging plate is placed perpendicularly, also can guarantee that the rotatory 90 degrees levels of imaging plate place, and ray machine stationary dog guarantees that the position of X-ray machine can satisfy perpendicular GIS and horizontal GIS's transillumination requirement.
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6:
[发明]
【中文】一种耐腐蚀混凝土分段杆及其制造方法 【EN】Corrosion-resistant concrete sectional rod and manufacturing method thereof
申请号:
201911115595.4
公开号:CN110860814A 主分类号:B23K31/02
申请人:
【中文】云南电网有限责任公司电力科学研究院【EN】Electric Power Research Institute of Yunnan Power System Ltd
申请日:2019.11.14 公开日:2020.03.06
发明人:
【中文】许宏伟
;
周静波
;
刘荣海
;
郭新良
;
郑欣
;
杨迎春
;
虞鸿江
;
代克顺
;
焦宗寒
;
陈国坤
;
孔旭晖
;
何运华
;
杨雪滢
;
宋玉锋
;
程雪婷
;
李宗红
;
彭詠涛【EN】Xu Hongwei
;
Zhou Jingbo
;
Liu Ronghai
;
Guo Xinliang
;
Zheng Xin
;
Yang Yingchun
;
Yu Hongjiang
;
Dickshun
;
Jiao Zonghan
;
Chen Guokun
;
Kong Xuhui
;
He Yunhua
;
Yang Xueying
;
Song Yufeng
;
Cheng Xueting
;
Li
摘要:【中文】本申请公开了一种耐腐蚀混凝土分段杆及其制造方法,包括:所述混凝土分段杆子杆包括:组合分段环和均匀分布且焊接在所述组合分段环内壁的分段杆钢筋笼,所述分段杆钢筋笼用于浇注成型。所述组合分段环的一端为焊接端,用于与其他混凝土分段杆子杆进行焊接。两个所述混凝土分段杆子杆之间的坡口端焊缝表层为不锈钢防锈层;所述组合分段环包含金属分段环和防腐套,所述防腐套套接在所述金属分段环的外层。在易锈蚀的金属环外部覆盖一层耐腐蚀的不锈钢防腐套,使得内部的金属环承担强度及抗弯性能,让外覆不锈钢防腐套及不锈钢焊缝承担防腐蚀功能,解决了分段杆分段环的防腐层易发生脱落和腐蚀的技术问题。 【EN】The application discloses corrosion-resistant concrete segmentation pole and manufacturing method thereof includes: the concrete segment pole rod comprises: the combination divides segmentation ring and evenly distributed and welds the segmentation pole steel reinforcement cage of the combination segmentation ring inner wall, segmentation pole steel reinforcement cage is used for the cast moulding. One end of the combined segmented ring is a welding end and is used for welding with other concrete segmented rod rods. The surface layer of a welding seam at the bevel end between the two concrete segmented rod rods is a stainless steel anti-rust layer; the combined segmented ring comprises a metal segmented ring and an anti-corrosion sleeve, and the anti-corrosion sleeve is sleeved on the outer layer of the metal segmented ring. The corrosion-resistant stainless steel anti-corrosion sleeve is covered outside the metal ring which is easy to corrode, so that the metal ring inside bears the strength and the bending resistance, the stainless steel anti-corrosion sleeve and the stainless steel welding line which are covered outside bear the anti-corrosion function, and the technical problem that an anti-corrosion layer of the segmented ring of the segmented rod is easy to drop and corrode is solved.
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7:
[发明]
【中文】基于架空高压输电线路的机器人的视觉检测系统及方法 【EN】Visual detection system and method of robot based on overhead high-voltage transmission line
申请号:
201911125610.3
公开号:CN110861073A 主分类号:B25J9/00
申请人:
【中文】云南电网有限责任公司电力科学研究院【EN】Electric Power Research Institute of Yunnan Power System Ltd
申请日:2019.11.18 公开日:2020.03.06
发明人:
【中文】刘荣海
;
邵鑫明
;
沈锋
;
郭新良
;
郑欣
;
杨迎春
;
许宏伟
;
孔旭晖
;
何运华
;
周静波
;
虞鸿江
;
沈鑫
;
焦宗寒
;
代克顺
;
宋玉锋
;
杨雪滢
;
陈国坤
;
程雪婷【EN】Liu Ronghai
;
Shao Xinming
;
Shen Feng
;
Guo Xinliang
;
Zheng Xin
;
Yang Yingchun
;
Xu Hongwei
;
Kong Xuhui
;
He Yunhua
;
Zhou Jingbo
;
Yu Hongjiang
;
Shen Xin
;
Jiao Zonghan
;
Dickshun
;
Song Yufeng
;
Yang Xu
摘要:【中文】本申请公开了基于架空高压输电线路的机器人的视觉检测系统及方法,设于机器人上的自主决策子系统,自主决策子系统包括相机组件和控制箱,相机组件包括分别固定于机器人前臂、中臂和后臂机构下部支架板上的第一、二、三相机,和固定于控制箱一端的第四相机;控制箱内设计算机、无线通讯模块、第一图像采集卡和视觉传感器,第一图像采集卡和视觉传感器的两端分别与相机组件、计算机连接,计算机与无线通讯模块连接。通过两两相机的配合,机器人在运动过程中可无死角的监控,及时发现障碍;通过第一采集卡和视频传感器采集各个相机的数据,计算机器人与障碍物之间的距离,计算机根据障碍物和距离,控制机器人完成越障,顺利到达指定位置,完成任务。 【EN】The application discloses a vision detection system and a vision detection method of a robot based on an overhead high-voltage transmission line, wherein an autonomous decision subsystem is arranged on the robot and comprises a camera assembly and a control box, wherein the camera assembly comprises a first camera, a second camera, a third camera and a fourth camera, the first camera, the second camera and the third camera are respectively fixed on support plates at the lower parts of a front arm mechanism, a middle arm mechanism and a rear arm mechanism of the robot, and the fourth camera is fixed at one end of the control box; the control box is internally provided with a computer, a wireless communication module, a first image acquisition card and a visual sensor, two ends of the first image acquisition card and the visual sensor are respectively connected with the camera assembly and the computer, and the computer is connected with the wireless communication module. Through the matching of two cameras, the robot can monitor without dead angles in the moving process, and find obstacles in time; the first acquisition card and the video sensor are used for acquiring data of each camera, the distance between the robot and the obstacle is calculated, and the computer controls the robot to cross the obstacle according to the obstacle and the distance, so that the robot can smoothly reach the designated position and complete tasks.
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8:
[发明]
【中文】一种过电压组合吸收装置 【EN】Overvoltage combined absorption device
申请号:
201911183375.5
公开号:CN110867842A 主分类号:H02H9/04
申请人:
【中文】云南电网有限责任公司电力科学研究院【EN】Electric Power Research Institute of Yunnan Power System Ltd
申请日:2019.11.27 公开日:2020.03.06
发明人:
【中文】龚泽威一
;
彭晶
;
王科
;
谭向宇
;
邓云坤
;
耿英三
;
刘志远
;
闫静
;
马仪
;
赵现平
;
李昊
;
刘红文
;
张文斌【EN】Gong Zeweiyi
;
Peng Jing
;
Wang Ke
;
Tan Xiangyu
;
Deng Yunkun
;
Geng Yingsan
;
Liu Zhiyuan
;
Yan Jing
;
Ma Yi
;
Zhao Xianping
;
Li Hao
;
Liu Hongwen
;
Zhang Wenbin
摘要:【中文】本发明公开了一种过电压组合吸收装置,所述过电压组合吸收装置包括:阻容吸收装置和氧化锌限幅装置,所述阻容吸收装置和所述氧化锌限幅装置为并联连接,所述阻容吸收装置包括电阻和电容,所述电阻和所述电容串联连接。与现有技术相比,本实施例不仅能够在需要保护的装置所组成回路发生过电压时通过阻容吸收装置有效吸收过电压,还能够在过电压幅值接近或超过阻容吸收装置幅值时,导通氧化锌限幅装置,迅速释放过电压能量,起到保护阻容吸收装置的作用,从而提高阻容吸收装置的吸收能力,防止过电压幅值超过阻容吸收装置的幅值造成阻容吸收装置损坏,显著降低装置损坏率减少人力物力成本。 【EN】The invention discloses an overvoltage combined absorption device, which comprises: the resistor-capacitor type zinc oxide amplitude limiting device comprises a resistor and a capacitor, wherein the resistor-capacitor type absorption device and the zinc oxide amplitude limiting device are connected in parallel, and the resistor and the capacitor are connected in series. Compared with the prior art, the embodiment can effectively absorb overvoltage through the resistance-capacitance absorption device when the circuit formed by the device needing protection generates overvoltage, and can also switch on the zinc oxide amplitude limiting device when the overvoltage amplitude is close to or exceeds the amplitude of the resistance-capacitance absorption device, so that the overvoltage energy is rapidly released, the effect of protecting the resistance-capacitance absorption device is achieved, the absorption capacity of the resistance-capacitance absorption device is improved, the phenomenon that the overvoltage amplitude exceeds the amplitude of the resistance-capacitance absorption device to cause the damage of the resistance-capacitance absorption device is prevented, the damage rate of the device is obviously reduced, and the cost of manpower and material resources is reduced.
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9:
[发明]
【中文】一种电力监控系统通信的背景流量回放方法 【EN】Background flow playback method for power monitoring system communication
申请号:
201911185290.0
公开号:CN110867967A 主分类号:H02J13/00
申请人:
【中文】云南电网有限责任公司电力科学研究院【EN】Electric Power Research Institute of Yunnan Power System Ltd
申请日:2019.11.27 公开日:2020.03.06
发明人:
【中文】冯勇
;
杨家全
;
李孟阳
;
孙暄
;
李响
;
李踔
;
王禹
;
夏金柱【EN】Feng Yong
;
Yang Jiaquan
;
Li Mengyang
;
Sun Xuan
;
Li Xiang
;
Li Chuo
;
Wang Yu
;
Xia Jinzhu
摘要:【中文】本申请公开了一种电力监控系统通信的背景流量回放方法,在数据采集设备内设置有工控协议的检测模块;数据采集设备采集主站的镜像数据和日志数据,利用检测模块筛选主站的镜像数据和日志数据的第一背景流量;数据采集设备采集场站的镜像数据和日志数据,利用检测模块筛选场站的镜像数据和日志数据的第二背景流量;模拟设备根据接收的第一背景流量和第二背景流量进行背景流量回放。数据采集终端利用检测筛选主站和场站的镜像数据和日志数据的背景流量,减少了采集数据量,提高检索效率;模拟设备根据接收的第一背景流量和第二背景流量进行背景流量回放,使得模拟设备模拟的网络环境与电力监控系统的网络环境相似,方便检索,进而提高检索效率。 【EN】The application discloses a background flow playback method for power monitoring system communication, wherein a detection module of an industrial control protocol is arranged in data acquisition equipment; the method comprises the steps that a data acquisition device acquires mirror image data and log data of a master station, and a detection module is used for screening first background flow of the mirror image data and the log data of the master station; the data acquisition equipment acquires mirror image data and log data of the site, and screens second background flow of the mirror image data and the log data of the site by using the detection module; and the simulation equipment plays back the background flow according to the received first background flow and the second background flow. The data acquisition terminal detects background flow of mirror image data and log data of the screening master station and the field station, so that the data acquisition amount is reduced, and the retrieval efficiency is improved; the simulation equipment plays back the background flow according to the received first background flow and the received second background flow, so that the network environment simulated by the simulation equipment is similar to the network environment of the power monitoring system, retrieval is facilitated, and retrieval efficiency is improved.
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10:
[发明]
【中文】直流电压隔离放大器 【EN】DC voltage isolation amplifier
申请号:
201911212446.X
公开号:CN110868167A 主分类号:H03F3/68
申请人:
【中文】云南电网有限责任公司电力科学研究院【EN】Electric Power Research Institute of Yunnan Power System Ltd
申请日:2019.12.02 公开日:2020.03.06
发明人:
【中文】朱梦梦
;
唐标
;
沈映泉
;
张新
;
高洁
;
廖安辉
;
张崇伦
;
尹航【EN】Zhu Mengmeng
;
Tang Biao
;
Shen Yingquan
;
Zhang Xin
;
Gao Jie
;
Liao Anhui
;
Zhang Chonglun
;
Yin Hang
摘要:【中文】本申请提供的一种直流电压隔离放大器,包括依次连接的缓冲模块、电压/电流转换模块、零磁通隔离模块以及电流/电压转换模块,利用缓冲模块将高输入阻抗转换为低输出阻抗并且将输入端子最高电压钳制在预设电压值,利用电压/电流转换模块将缓冲模块输出的电压信号转换为电流信号,零磁通隔离模块利用电流互感器将电压/电流转换模块转换的电流信号按比例转换输出,最后通过电流/电压转换模块将放大后的电流信号转换为电压信号输出。本申请提供的直流电压隔离放大器利用电流互感器具有良好的线性度和较小的转换误差,能很好的适应高压直流计量测试。 【EN】The application provides a direct current voltage isolation amplifier, including the buffer module that connects gradually, voltage/current conversion module, zero magnetic flow isolation module and current/voltage conversion module, utilize buffer module to convert high input impedance into low output impedance and clamp the input terminal maximum voltage at predetermineeing the voltage value, utilize voltage/current conversion module to convert the voltage signal of buffer module output into current signal, zero magnetic flow isolation module utilizes current transformer to convert the current signal of voltage/current conversion module conversion output according to the proportion, convert the current signal after amplifying into voltage signal through current/voltage conversion module at last and export. The application provides a direct current voltage isolation amplifier utilizes current transformer to have good linearity and less conversion error, adaptation high voltage direct current measurement test that can be fine.
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