CN113224840A - 一种用于拓扑识别的智能量测终端 - Google Patents

一种用于拓扑识别的智能量测终端 Download PDF

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CN113224840A
CN113224840A CN202110454108.8A CN202110454108A CN113224840A CN 113224840 A CN113224840 A CN 113224840A CN 202110454108 A CN202110454108 A CN 202110454108A CN 113224840 A CN113224840 A CN 113224840A
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module
terminal
host system
links
power
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葛玉磊
赵星皓
张�杰
李斌
刘腾昇
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Shanghai Enchips Integrated Circuit Co ltd
Qingdao Topscomm Communication Co Ltd
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Shanghai Enchips Integrated Circuit Co ltd
Qingdao Topscomm Communication 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
    • H02J13/00002—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
    • H02J13/00001—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
    • H02J13/00006—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
    • H02J13/00016—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 a wired telecommunication network or a data transmission bus
    • 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
    • H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
    • H02J13/00036—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 switches, relays or circuit breakers
    • H02J13/0004—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 switches, relays or circuit breakers involved in a protection system
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • 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
    • Y04S40/124—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 wired telecommunication networks or data transmission busses
    • 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

Abstract

本发明公开了一种用于拓扑识别的智能量测终端，该终端包括主控模块、交采模块、485模块、无线公网模块、载波模块、时钟模块、显示模块、电源及备电模块、蓝牙模块、以太网模块、遥信模块、分支监测模块、遥控模块。该终端通过载波方式向各用户表依次发送特殊定频调制信号，电能表收到指令后会在特定的时间发送特征小电流信号，终端通过外接互感器采样到该特殊小电流信号，传送到分支监测模块解调运算后形成数据报文，然后被主站召测获取，从而能够获取清晰的台区拓扑架构。该终端应用现代数字通信技术、嵌入式技术、计算机软硬件技术等实现电能计量监控和高级计算，尤其能用于台区拓扑识别，数据处理快且性价比高，能很好的满足电网应用需求。

Description

一种用于拓扑识别的智能量测终端
技术领域
本发明涉及智能电网台区拓扑识别领域，尤其涉及一种用于拓扑识别的智能量测终端，适用于低压台区拓扑识别。
背景技术
近几年来，电网公司逐步推行智能化用电网建设，随着居民用户生活水平的提高，电网的用电负荷也会逐步增加，一系列用电问题也随之而来。现实中，低压居民用户数量巨大、分布范围广，而且线路自识别感知能力差；同一个配电室的变压器因空闲狭窄等问题安装较近，造成分支线路杂乱，无法确定台区归属；台区拓扑的记录资料不完善或者更新不及时，出现线损异常、安全故障等问题时需要消耗大量的人力资源去排查定位，效率低且运维成本较高，这些典型问题对智能电网的安全、管理及维护增加了层层阻力。
低压台区拓扑关系是精品台区建设的关键部分，更是智能化电网系统应用中不可获取的一部分，如何获取精确的低压台区拓扑关系成为智能电网建设的重要方向。
发明内容
本发明所要解决的技术问题是克服上述现有技术存在的问题，提供一种用于拓扑识别的智能量测终端。为实现上述发明目的，本发明采取如下技术方案：智能量测终端通过载波方式向各用户表依次发送特殊定频调制信号，电能表收到指令后会在特定的时间发送特征小电流信号，终端通过外接互感器采样到该特殊小电流信号，传送到分支监测模块解调运算后形成数据报文，然后被主站召测获取，从而能够获取清晰的台区拓扑架构。该终端应用现代数字通信技术、嵌入式技术、计算机软硬件技术等实现电能计量监控和高级计算，尤其能用于台区拓扑识别，数据处理快且性价比高，能很好的满足电网应用需求。
一种用于拓扑识别的智能量测终端，其特征在于包括主控模块、交采模块、485模块、无线公网模块、载波模块、时钟模块、显示模块、电源及备电模块、蓝牙模块、以太网模块、遥信模块、分支监测模块、遥控模块；
主控模块是终端整体的核心，通过各种外设端口协调各个模块工作，其CPU芯片主频大于1G、多核处理器，运行速度快，数据存储空间大，并实时管控交采模块、载波模块、分支监测模块等功能模块；
交采模块是终端的交流采样计量单元，对电压、电流的瞬时值进行多次采样，按照一定的算法进行数据处理，对各个数据量进行统计；
485模块是功能电路模块，终端可通过485通信方式下行与电能表交互通信，模块内通过光耦隔离的方式，保证了系统安全可靠；
无线公网模块是功能电路模块，终端可通过4G通信方式上行与主站交互通信，且该模块支持登陆双主站，数据传输稳定，可靠性高；
载波模块是本地通信模块，采用自主设计宽带载波芯片，以电力线为载波信号传输介质，可支持台区或相位区分、信息主动上报、自动组网等功能；
时钟模块选用高精度时钟芯片给主系统计时，计时精度高，误差小；
显示模块选用点阵式液晶，使用温度范围宽，高低温均可正常显示，稳定性好；
电源及备电模块设计大功率AC-DC电源为主系统供电，支持交流电掉电检测及备电功能；
蓝牙模块是终端运行维护调试接口，可用现场调试终端进行本地维护调试；
以太网模块是终端上行通信的通道，终端配有多路以太网，可支持上百兆通信；
遥信模块提供多路开关状态量监测通道，实时监测线路的分合状态，识别上报速度快；
分支监测模块配合智能量测终端使用可以实现台区拓扑识别功能，该模块最多支持5路出线分支，通过外置的电流互感器采集特征小电流信号，经过一定的算法运算后形成数据报文存储在终端内；
遥控模块有2路继电器控制，终端能根据触发条件及时控制跳合闸；
交采模块通过UART接口与主控模块相连，485模块通过USB接口与主控模块相连，无线公网模块通过USB接口与主控模块相连，载波模块通过USB接口与主控模块相连，时钟模块通过IIC接口与主控模块相连，显示模块通过SPI接口与主控模块相连，电源及备电模块通过连接器件与主控模块相连，蓝牙模块通过UART接口与主控模块相连，以太网模块通过USB接口与主控模块相连，遥信模块通过USB接口与主控模块相连，分支监测模块通过USB接口与主控接口相连，遥控模块通过USB接口与主控模块相连。
一种用于拓扑识别的智能量测终端，其实现拓扑识别的方式：智能量测终端通过载波方式向各个用户表依次发送特殊定频调制信号，电能表收到指令后会在特定的时间发送特征小电流信号，终端通过外接互感器采样到该特殊小电流信号，传送到分支监测模块解调运算后形成数据报文，然后被主站召测获取，从而能够获取清晰的台区拓扑架构。
本发明的有益效果为：智能量测终端通过载波方式向各个用户表依次发送特殊定频调制信号，电能表收到指令后会在特定的时间发送特征小电流信号，终端通过外接互感器采样到该特殊小电流信号，传送到分支监测模块解调运算后形成数据报文，然后被主站召测获取，从而能够获取清晰的台区拓扑架构。该终端应用现代数字通信技术、嵌入式技术、计算机软硬件技术等实现电能计量监控和高级计算，尤其能用于台区拓扑识别，数据处理快且性价比高，能很好的满足电网应用需求。
附图说明
图1为用于拓扑识别的智能量测终端的结构框架图；
图2为用于拓扑识别的智能量测终端的拓扑识别流程图；
具体实施方式
为了使得本技术领域的人员能够能好的理解本发明，并使得本发明的上述目的、特征和优点更加易懂，下面结合附图对本发明作进一步描述，以下内容仅用于更加清楚地说明本发明的技术方案，而不能以此来限制本发明的保护范围。
如图1所示，一种用于拓扑识别的智能量测终端包括主控模块、交采模块、485模块、无线公网模块、载波模块、时钟模块、显示模块、电源及备电模块、蓝牙模块、以太网模块、遥信模块、分支监测模块、遥控模块；主控模块是终端整体的核心，通过各种外设端口协调各个模块工作，其CPU芯片主频大于1G、多核处理器，运行速度快，数据存储空间大，并实时管控交采模块、载波模块、分支监测模块等功能模块；交采模块是终端的交流采样计量单元，对电压、电流的瞬时值进行多次采样，按照一定的算法进行数据处理，对各个数据量进行统计；485模块是功能电路模块，终端可通过485通信方式下行与电能表交互通信，模块内通过光耦隔离的方式，保证了系统安全可靠；无线公网模块是功能电路模块，终端可通过4G通信方式上行与主站交互通信，且该模块支持登陆双主站，数据传输稳定，可靠性高；载波模块是本地通信模块，采用自主设计宽带载波芯片，以电力线为载波信号传输介质，可支持台区或相位区分、信息主动上报、自动组网等功能；时钟模块选用高精度时钟芯片给主系统计时，计时精度高，误差小；显示模块选用点阵式液晶，使用温度范围宽，高低温均可正常显示，稳定性好；电源及备电模块设计大功率AC-DC电源为主系统供电，支持交流电掉电检测及备电功能；蓝牙模块是终端运行维护调试接口，可用现场调试终端进行本地维护调试；以太网模块是终端上行通信的通道，终端配有多路以太网，可支持上百兆通信；遥信模块提供多路开关状态量监测通道，实时监测线路的分合状态，识别上报速度快；分支监测模块配合智能量测终端使用可以实现台区拓扑识别功能，该模块最多支持5路出线分支，通过外置的电流互感器采集特征小电流信号，经过一定的算法运算后形成数据报文存储在终端内；遥控模块有2路继电器控制，终端能根据触发条件及时控制跳合闸。
交采模块通过UART接口与主控模块相连，485模块通过USB接口与主控模块相连，无线公网模块通过USB接口与主控模块相连，载波模块通过USB接口与主控模块相连，时钟模块通过IIC接口与主控模块相连，显示模块通过SPI接口与主控模块相连，电源及备电模块通过连接器件与主控模块相连，蓝牙模块通过UART接口与主控模块相连，以太网模块通过USB接口与主控模块相连，遥信模块通过USB接口与主控模块相连，分支监测模块通过USB接口与主控接口相连，遥控模块通过USB接口与主控模块相连。
如图2所示，变压器母排出线处安装智能量测终端设备，智能量测终端需要配备宽带载波模块和分支监测模块及外置电流互感器，外置电流互感器需要卡在母线出线上，母线的各分支出线分别安装一台识别设备(如表箱监测单元)，设别设备带有与载波通信相关的模块，识别设备下挂带单通的电表。
一种用于拓扑识别的智能量测终端的拓扑识别流程包括特征信号输入、特征信号识别、主站梳理拓扑关系。所述特征信号输入，在台区精准校时完成后，终端根据主站设置的开启时间，通过载波模块电力线载波的通信方式，依次对台区档案内的所有设备(包括识别设备和电表)设定特征信号发送时间；所述特征信号识别，电表收到来自终端或识别设备的载波信号后会按照预先设定的时间进行特征小电流信号发送，该特征小电流信号通过线路分支最终汇入智能量测终端所监控的电压母线上，终端上的分支监测模块通过外置电流互感器按照一定的变比采集到该特征小电流信号，该信号在模块内通过解调和算法运算后形成与拓扑信息有关的数据报文存储在终端内；所述主站梳理拓扑关系，即终端获取拓扑信息后上报给主站或被主站召测，主站即可梳理出清晰的拓扑识别关系，当供电线路关系发生变化时，主站可提示线路归属变更，用户确认后可选择性更新拓扑识别档案。该终端应用现代数字通信技术、嵌入式技术、计算机软硬件技术等实现电能计量监控和高级计算，尤其能用于台区拓扑识别，数据处理快且性价比高，能很好的满足电网应用需求。
以上所述仅为本发明的实施方式，并非因此限制本发明的专利范围，凡是利用本发明说明书及附图内容所作的等效结构或等效流程变换，或直接或间接运用在其他相关的技术领域，均同理包括在本发明的专利保护范围内。

Claims (1)

1.一种用于拓扑识别的智能量测终端，其特征在于包括主控模块、交采模块、485模块、无线公网模块、载波模块、时钟模块、显示模块、电源及备电模块、蓝牙模块、以太网模块、遥信模块、分支监测模块、遥控模块；
主控模块是终端整体的核心，通过各种外设端口协调各个模块工作，其CPU芯片主频大于1G、多核处理器，运行速度快，数据存储空间大，并实时管控交采模块、载波模块、分支监测模块等功能模块；
交采模块是终端的交流采样计量单元，对电压、电流的瞬时值进行多次采样，按照一定的算法进行数据处理，对各个数据量进行统计；
485模块是功能电路模块，终端可通过485通信方式下行与电能表交互通信，模块内通过光耦隔离的方式，保证了系统安全可靠；
无线公网模块是功能电路模块，终端可通过4G通信方式上行与主站交互通信，且该模块支持登陆双主站，数据传输稳定，可靠性高；
载波模块是本地通信模块，采用自主设计宽带载波芯片，以电力线为载波信号传输介质，可支持台区或相位区分、信息主动上报、自动组网等功能；
时钟模块选用高精度时钟芯片给主系统计时，计时精度高，误差小；
显示模块选用点阵式液晶，使用温度范围宽，高低温均可正常显示，稳定性好；
电源及备电模块设计大功率AC-DC电源为主系统供电，支持交流电掉电检测及备电功能；
蓝牙模块是终端运行维护调试接口，可用现场调试终端进行本地维护调试；
以太网模块是终端上行通信的通道，终端配有多路以太网，可支持上百兆通信；
遥信模块提供多路开关状态量监测通道，实时监测线路的分合状态，识别上报速度快；
分支监测模块配合智能量测终端使用可以实现台区拓扑识别功能，该模块最多支持5路出线分支，通过外置的电流互感器采集特征小电流信号，经过一定的算法运算后形成数据报文存储在终端内；
遥控模块有2路继电器控制，终端能根据触发条件及时控制跳合闸；
交采模块通过UART接口与主控模块相连，485模块通过USB接口与主控模块相连，无线公网模块通过USB接口与主控模块相连，载波模块通过USB接口与主控模块相连，时钟模块通过IIC接口与主控模块相连，显示模块通过SPI接口与主控模块相连，电源及备电模块通过连接器件与主控模块相连，蓝牙模块通过UART接口与主控模块相连，以太网模块通过USB接口与主控模块相连，遥信模块通过USB接口与主控模块相连，分支监测模块通过USB接口与主控接口相连，遥控模块通过USB接口与主控模块相连。
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