CN112564281B - 一种变电站监控后台信号远传装置 - Google Patents

一种变电站监控后台信号远传装置 Download PDF

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CN112564281B
CN112564281B CN202011383851.0A CN202011383851A CN112564281B CN 112564281 B CN112564281 B CN 112564281B CN 202011383851 A CN202011383851 A CN 202011383851A CN 112564281 B CN112564281 B CN 112564281B
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transmission device
monitoring
ethernet
power carrier
simulator
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CN112564281A (zh
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吴洪波
黄红
叶德富
何耀宇
黄伟杰
郭亮
陈嘉俊
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Jiangmen Power Supply Bureau of Guangdong Power Grid Co Ltd
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00007—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
    • H02J13/00026—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission involving a local wireless network, e.g. Wi-Fi, ZigBee or Bluetooth
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00028—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment involving the use of Internet protocols
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
    • H02J13/00034—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving an electric power substation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2213/00—Indexing scheme relating to details of circuit arrangements for providing remote indication of network conditions of for circuit arrangements for providing remote control of switching means in a power distribution network
    • H02J2213/10—Indexing scheme relating to details of circuit arrangements for providing remote indication of network conditions of for circuit arrangements for providing remote control of switching means in a power distribution network using simultaneously two or more different transmission means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20—Smart grids as enabling technology in buildings sector
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/121—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using the power network as support for the transmission
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission

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  • Computer Networks & Wireless Communication (AREA)
  • Human Computer Interaction (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

本发明涉及变电站检测设备领域，更具体地，涉及一种变电站监控后台信号远传装置，包括控制端和监控端，还包括与监控端联接的编码器，编码器联接传输装置，传输装置还联接控制端，传输装置将监控端视频信号传送至控制端，还包括与监控端和传输装置联接的触摸板模拟器，触摸板模拟器将控制端操作指令传输至监控端，本发明实现了继保、自动化班组人员在所操作屏柜前实时观察到监控后台状态并对后台监控电脑进行操作的目的，使本需要两人完成的工作一个人就可轻松完成。

Description

一种变电站监控后台信号远传装置
技术领域
本发明涉及变电站检测设备领域，更具体地，涉及一种变电站监控后台信号远传装置。
背景技术
变电站二次设备巡检经常需要一人在后台监控电脑前进行观察、操作，另一人在对应设备屏柜前进行实验，每次操作步骤都需要二人不停的进行沟通。如果监控后台与屏柜不在同一小室内，则需要通过移动电话或对讲机进行沟通，沟通效率低下，整个实验过程时间漫长。
中国专利CN200710170442.0公开了一种无人值班变电站单人操作安全监视系统，在中心控制室和前端变电站分别设置一有线局域网，在中心控制室设置一与有线局域网联接的视频接收装置和声音接收/发送装置，在中心控制室和前端变电站之间设置有线以太网，在前端变电站设置一便携式视频/声音传送装置，其便携式视频/声音传送装置经无线局域网络与前端变电站的有线局域网联接，此方案中需要现场操作人员随身携带便携式视频/声音传送装置，监控中心监护人员在计算机显示器上远程监视操作人员的整个操作过程，人机效率低下。
发明内容
本发明的目的在于克服现有技术的不足，提供一种变电站监控后台信号远传装置，采用电力载波配合无线网络进行视频信号和操作指令的传输，使继保、自动化班组人员在所操作屏柜前实时观察到监控后台状态并对后台监控电脑进行操作，使本需要两人完成的工作一个人就可轻松完成。
为解决上述技术问题，本发明采用的技术方案是：
提供一种变电站监控后台信号远传装置，包括控制端和监控端，还包括与监控端联接的编码器，编码器联接传输装置，传输装置还联接控制端，传输装置将监控端视频信号传送至控制端，还包括与监控端和传输装置联接的触摸板模拟器，触摸板模拟器将控制端操作指令传输至监控端。
本发明的变电站监控后台信号远传装置，监控端将视频信号传输至编码器，编码器将视频信号进行编码、压缩，再经过传输装置发送至控制端进行解析和显示，工作人员在控制端完成视频信号的查看，并下发操作指令经传输装置发送至触摸板模拟器，再将操作指令发送至监控端，按操作指令完成具体的操作步骤实现对后台界面进行选择操作，本发明实现了继保、自动化班组人员在所操作屏柜前实时观察到监控后台状态并对后台监控电脑进行操作的目的，使本需要两人完成的工作一个人就可轻松完成。
进一步地，所述监控端包括视频采集模块和设有视频输出端口的后台监控电脑，所述视频采集模块采集并传送视频信号至后台监控电脑，所述编码器通过传输电缆连接视频输出端口，将视频信号转换为以太网数据包。
进一步地，还包括本地显示器，本地显示器设有用于联接所述编码器的接口，所述本地显示器显示视频图像。
进一步地，所述传输装置为电力载波无线设备，包括依次联接的以太网交换机、以太网电力载波主机和以太网电力载波无线热点设备，所述编码器、触摸板模拟器均联接以太网交换机，所述以太网交换机完成编码器、触摸板模拟器与以太网电力载波传输主机之间的以太网数据包交换工作，所述以太网电力载波主机实现对以太网数据包进行编解码以实现电力线载波传输，以太网电力载波无线热点设备将电力线载波传输转换成的以太网数据包传输至控制端，实现以太网数据包跨继保小室的远距离传输。
进一步地，所述传输装置包括无线路由器，实现近距离以太网数据包无线传输。
进一步地，所述控制端包括手持平板电脑，所述手持平板电脑接收、解析和显示经传输装置传送的以太网数据包。
进一步地，所述手持平板电脑设有触摸屏，以便于对后台监控电脑界面进行选择操作。
进一步地，所述手持平板电脑设有捕获触摸屏操作指令的捕获软件，所述捕获软件将触摸屏操作指令进行编码和打包。
进一步地，还包括无线局域网，所述捕获软件将编码和打包后的触摸屏操作指令经无线局域网通过传输装置传递至触摸板模拟器。
进一步地，所述触摸板模拟器设有USB接口，所述后台监控电脑与USB接口连接，将编码和打包后的触摸屏操作指令发送至后台监控电脑。
本发明的变电站监控后台信号远传装置与背景技术相比，产生的技术效果为：
继保、自动化班组人员能在所操作屏柜前实时观察到监控后台状态并对后台监控电脑进行操作，使本需要两人完成的工作一个人就可轻松完成。
附图说明
图1为本发明实施例中变电站监控后台信号远传装置的构成示意图；
图2为本发明实施例中传输装置为电力载波无线设备时的构成示意图；
图3为本发明实施例中传输装置包含无线路由器时的构成示意图。
具体实施方式
下面结合具体实施方式对本发明作进一步的说明。
本发明的变电站监控后台远传装置，如图1所示，包括控制端和监控端，还包括与监控端联接的编码器，编码器联接传输装置，传输装置还联接控制端，传输装置将监控端视频信号传送至控制端，还包括与监控端和传输装置联接的触摸板模拟器，触摸板模拟器将控制端操作指令传输至监控端。
上述的变电站监控后台信号远传装置，监控端将视频信号传输至编码器，编码器将视频信号进行编码、压缩，再经过传输装置发送至控制端进行解析和显示，工作人员在控制端完成视频信号的查看，并下发操作指令经传输装置发送至触摸板模拟器，再将操作指令发送至监控端，按操作指令完成具体的操作步骤实现对后台界面进行选择操作，本发明实现了继保、自动化班组人员在所操作屏柜前实时观察到监控后台状态并对后台监控电脑进行操作的目的，使本需要两人完成的工作一个人就可轻松完成。
在其中一个实施例中，如图2、图3所示，监控端包括视频采集模块和设有视频输出端口的后台监控电脑，视频采集模块采集并传送视频信号至后台监控电脑，编码器通过传输电缆连接视频输出端口，将视频信号转换为以太网数据包，传输电缆可以为VGA、DP、HDMI视频传输电缆，但不仅限于以上三类传输电缆。
在其中一个实施例中，如图1、图2和图3所示，还包括本地显示器，本地显示器设有用于联接编码器的接口，本地显示器显示视频图像，接口类型可为VGA、DP或HDMI，但不仅限于以上三类传输电缆。
在其中一个实施例中，如图2所示，传输装置为电力载波无线设备，包括依次联接的以太网交换机、以太网电力载波主机和以太网电力载波无线热点设备，编码器、触摸板模拟器均联接以太网交换机，以太网交换机完成编码器、触摸板模拟器与以太网电力载波传输主机之间的以太网数据包交换工作，以太网电力载波主机实现对以太网数据包进行编解码以实现电力线载波传输，以太网电力载波无线热点设备将电力线载波传输转换成的以太网数据包传输至控制端，实现以太网数据包跨继保小室的远距离传输，其中，以太网电力载波无线热点设备同时包含以太网电力载波传输器和无线局域网热点的功能，将以太网数据包经无线局域网热点传输。
在另外一个实施例中，如图3所示，传输装置包括无线路由器，实现近距离以太网数据包无线传输，具体地，当操作屏柜和监控后台在同一个继保小室内时，可直接用无线路由器替代以太网交换机、以太网电力载波传输主机和以太网电力载波无线热电设备，完成进进来以太网数据无线传输。
在其中一个实施例中，如图2、图3所示，控制端包括手持平板电脑，所述手持平板电脑接收、解析和显示经传输装置传送的以太网数据包，工作人员可完成视频信号的查看工作。
在其中一个实施例中，手持平板电脑设有触摸屏，以便于对后台监控电脑界面进行选择操作。
在其中一个实施例中，手持平板电脑设有捕获触摸屏操作指令的捕获软件，捕获软件将触摸屏操作指令进行编码和打包。
还包括无线局域网，捕获软件将编码和打包后的触摸屏操作指令经无线局域网通过传输装置传递至触摸板模拟器。
触摸板模拟器设有USB接口，后台监控电脑与USB接口连接，将编码和打包后的触摸屏操作指令发送至后台监控电脑，后台监控电脑接收到操作指令后按对应指令完成具体的操作步骤。
在上述具体实施方式的具体内容中，各技术特征可以进行任意不矛盾的组合，为使描述简洁，未对上述各个技术特征所有可能的组合都进行描述，然而，只要这些技术特征的组合不存在矛盾，都应当认为是本说明书记载的范围。
显然，本发明的上述实施例仅仅是为清楚地说明本发明所作的举例，而并非是对本发明的实施方式的限定。对于所属领域的普通技术人员来说，在上述说明的基础上还可以做出其它不同形式的变化或变动。这里无需也无法对所有的实施方式予以穷举。凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明权利要求的保护范围之内。

Claims (8)

1.一种变电站监控后台信号远传装置，包括控制端和监控端，其特征是：还包括与监控端联接的编码器，编码器联接传输装置，传输装置还联接控制端，传输装置将监控端视频信号传送至控制端，还包括与监控端和传输装置联接的触摸板模拟器，触摸板模拟器将控制端操作指令传输至监控端；所述监控端包括视频采集模块和设有视频输出端口的后台监控电脑，所述视频采集模块采集并传送视频信号至后台监控电脑，所述编码器通过传输电缆连接视频输出端口，将视频信号转换为以太网数据包；所述传输装置为电力载波无线设备，包括依次联接的以太网交换机、以太网电力载波主机和以太网电力载波无线热点设备，所述编码器、触摸板模拟器均联接以太网交换机，所述以太网交换机完成编码器、触摸板模拟器与以太网电力载波传输主机之间的以太网数据包交换工作，所述以太网电力载波主机实现对以太网数据包进行编解码以实现电力线载波传输，以太网电力载波无线热点设备将电力线载波传输转换成的以太网数据包传输至控制端，实现以太网数据包跨继保小室的远距离传输。
2.根据权利要求1所述的变电站监控后台信号远传装置，其特征在于，还包括本地显示器，本地显示器设有用于联接所述编码器的接口，所述本地显示器显示视频图像。
3.根据权利要求1所述的变电站监控后台信号远传装置，其特征在于，所述传输装置包括无线路由器，实现近距离以太网数据包无线传输。
4.根据权利要求1至3任一项所述的变电站监控后台信号远传装置，其特征在于，所述控制端包括手持平板电脑，所述手持平板电脑接收、解析和显示经传输装置传送的以太网数据包。
5.根据权利要求4所述的变电站监控后台信号远传装置，其特征在于，所述手持平板电脑设有触摸屏，以便于对后台监控电脑界面进行选择操作。
6.根据权利要求5所述的变电站监控后台信号远传装置，其特征在于，所述手持平板电脑设有捕获触摸屏操作指令的捕获软件，所述捕获软件将触摸屏操作指令进行编码和打包。
7.根据权利要求6所述的变电站监控后台信号远传装置，其特征在于，还包括无线局域网，所述捕获软件将编码和打包后的触摸屏操作指令经无线局域网通过传输装置传递至触摸板模拟器。
8.根据权利要求7所述的变电站监控后台信号远传装置，其特征在于，所述触摸板模拟器设有USB接口，所述后台监控电脑与USB接口连接，将编码和打包后的触摸屏操作指令发送至后台监控电脑。
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