CN113206547A - 基于非侵入式电力负荷监测的变电站电力分配系统 - Google Patents

基于非侵入式电力负荷监测的变电站电力分配系统 Download PDF

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CN113206547A
CN113206547A CN202110465378.9A CN202110465378A CN113206547A CN 113206547 A CN113206547 A CN 113206547A CN 202110465378 A CN202110465378 A CN 202110465378A CN 113206547 A CN113206547 A CN 113206547A
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汪繁荣
黎博曦
陈洁
赵雨琢
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Hubei University of Technology
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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]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
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    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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    • G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/06—Electricity, gas or water supply
    • 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
    • H02J13/00024—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 by means of mobile telephony
    • 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
    • H02J13/0005—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 power plugs or sockets
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/80—Management or planning
    • Y02P90/82—Energy audits or management systems therefor
    • 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

本发明属于电力系统技术领域，尤其是基于非侵入式电力负荷监测的变电站电力分配系统，针对现有的电力公司很难通过对用户内部不同类型电力负荷的分析，可以反映用户的用电行为特征，继而可以在实施分时电价时获取用户的需求响应。也难以分析用户用电行为，不能正确引导用户实现节能减排和提高能效的问题，现提出以下方案，其具体步骤：S1：各个小区网获取各个用户非侵入式监测终端的电力总数据数据，进行实时数据记录。本发明通过设置有非侵入式监测终端，负荷辨识终端可采集真实的商业建筑环境和工业环境的干路负荷信息，经由负荷分解算法识别用户的电器设备使用情况，并通过远程通信将数据上传至服务器。

Description

基于非侵入式电力负荷监测的变电站电力分配系统
技术领域
本发明涉及电力系统技术领域，尤其涉及基于非侵入式电力负荷监测的变电站电力分配系统。
背景技术
由于电网公司对安全运行的控制以及需求侧管理政策的制定，电网公司越发需要对获得用户精准的负荷特性。非侵入式负荷监测技术近年来发展迅速，通过安装非侵入式电力监测装置，可以实现对电流、功率等用电信息进行整体采集。利用量测解析技术获得监测范围内用电设备的运行状态，实现对不同设备的启停和消耗功率的监测，结合当下能源互联网及泛在电力物联网的部署，集成本技术的智能电表将在电力系统中将具有广阔的应用前景。
现有的电力公司很难通过对用户内部不同类型电力负荷的分析，可以反映用户的用电行为特征，继而可以在实施分时电价时获取用户的需求响应。也难以分析用户用电行为，不能正确引导用户实现节能减排和提高能效。
发明内容
基于现有的电力公司很难通过对用户内部不同类型电力负荷的分析，可以反映用户的用电行为特征，继而可以在实施分时电价时获取用户的需求响应。也难以分析用户用电行为，不能正确引导用户实现节能减排和提高能效的技术问题，本发明提出了基于非侵入式电力负荷监测的变电站电力分配系统。
本发明提出的基于非侵入式电力负荷监测的变电站电力分配系统，其具体步骤：
S1：各个小区网获取各个用户非侵入式监测终端的电力总数据数据，进行实时数据记录；
S2:各个小区通过网络传输的方式将所获得各个用户的非侵入式监测终端的电力总数据输送给电力公司的数据中心进行实时数据的记录；
S3：电力公司系统将所获的数据进行使用计算机内计算库进行计算，通过人机交互的形式，即人工控制和计算结合对用户用电进行控制，同时将增值服务和数据更新反馈给各个小区；
S4：用户可以通过行手机上相关APP对自家用电进行查看，并通过APP的相关指令，对智能插座进行控制，控制各个设备的用电。
优选地，所述S2具体步骤为：
S21：各个用户家用智能电表可以电力数据进行实时记录并反馈给存储器进行实时数据记录；
S22：用户非侵入式监测终端的数据采集和处理，主要针对于电能计量、通过负荷事件检测获取电气特征提取，反馈给存储器；
S23：存储器接受数据（包括实时数据、历史数据、设备特征数据库、辨识结果等），进行负荷识别，然后通过以太网等形式进行传输。
本发明中的有益效果为：
1、该基于非侵入式电力负荷监测的变电站电力分配系统，通过设置有非侵入式监测终端，负荷辨识终端可采集真实的商业建筑环境和工业环境的干路负荷信息，经由负荷分解算法识别用户的电器设备使用情况，并通过远程通信将数据上传至服务器，进行后台分析及处理，构建负荷特征数据库。该负荷辨识终端使用微控制器STM32F746，搭配216 MHz的内核，具备终端辨识功能，支持单相、三相三线、三相四线等多种采集。同时该终端含有多种通信接口与较大储存量，能在工业、居民、有线、无线等多种使用环境或条件下稳定运行。为了保障敏感设备的高效运行，内置的电能质量分析算法可以监测电压暂降、短时中断、波动、偏差以及不平衡度，对电能质量问题进行深入分析，从而有针对性地给出治理方案通过采集到的数据统计常见电器的电气量及非电量特征，提取大类电器设备特征，可以建立完善的负荷特征库。数据可以结合云端辨识算法，通过深度神经网络，对大量多维负荷特征数据进行高精度辨识。在实验室通过对5个常用电器进行监测，终端结果准确率达到90%。
2、该基于非侵入式电力负荷监测的变电站电力分配系统，通过设置有远程服务终端、非侵入式监测终端、智能电线和智能插座，四者相互配合，这样能针对海量数据的传输与存储，提出相应数据分析与筛选处理的解决方案。在不损失电力负荷有效特征的情况下，对特征数据进行提取与筛选，选取差异性特征进行辨识；针对种类繁多的电器设备容易出现叠加与误判问题，提出了多维特征综合分析方法。通过前期大量数据的统计与分析，获取不同设备的暂稳态及非电量特性，由聚类分析与概率分布结果，可以有效进行电器类别的区分与匹配；根据用户电力行为的分析与应用需求，建立用电行为分析方法。通过对电器类别、用电时段以及外部数据等多方面的挖掘，可以深入了解用户的用电行为特征。经过大量数据的归纳与处理可以进行相关性评价，获取大类用户的行为习惯及特征模型，达到精细化用电业务的需求；集成非侵入式电力负荷监测技术的智能电表，不仅可以优化电力系统运行、规划和管理，还能使用户通过移动app或网页端优化用电行为，加速能效技术革新、促进用电智能化。而且同侵入式电力负荷监测设备相比，具有易操作、体积小巧、低成本、高可靠性和易于迅速推广等优势，具有广阔的发展前景和跨时代的工程意义。
该装置中未涉及部分均与现有技术相同或可采用现有技术加以实现。
附图说明
图1为本发明提出的基于非侵入式电力负荷监测的变电站电力分配系统的总体流程图；
图2为本发明提出的基于非侵入式电力负荷监测的变电站电力分配系统的；
图3为本发明提出的基于非侵入式电力负荷监测的变电站电力分配系统的非侵入式监测终端主要技术参数结构示意图。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。
在本发明的描述中，需要理解的是，术语“上”、“下”、“前”、“后”、“左”、“右”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本发明和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本发明的限制。
参照图1-3，基于非侵入式电力负荷监测的变电站电力分配系统，其具体步骤：
S1：各个小区网获取各个用户非侵入式监测终端的电力总数据数据，进行实时数据记录；
S2:各个小区通过网络传输的方式将所获得各个用户的非侵入式监测终端的电力总数据输送给电力公司的数据中心进行实时数据的记录；
S3：电力公司系统将所获的数据进行使用计算机内计算库进行计算，通过人机交互的形式，即人工控制和计算结合对用户用电进行控制，同时将增值服务和数据更新反馈给各个小区；
S4：用户可以通过行手机上相关APP对自家用电进行查看，并通过APP的相关指令，对智能插座进行控制，控制各个设备的用电。
优选地，所述S2具体步骤为：
S21：各个用户家用智能电表可以电力数据进行实时记录并反馈给存储器进行实时数据记录；
S22：用户非侵入式监测终端的数据采集和处理，主要针对于电能计量、通过负荷事件检测获取电气特征提取，反馈给存储器；
S23：存储器接受数据（包括实时数据、历史数据、设备特征数据库、辨识结果等），进行负荷识别，然后通过以太网等形式进行传输。
以上所述，仅为本发明较佳的具体实施方式，但本发明的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本发明揭露的技术范围内，根据本发明的技术方案及其发明构思加以等同替换或改变，都应涵盖在本发明的保护范围之内。

Claims (2)

1.基于非侵入式电力负荷监测的变电站电力分配系统，其特征在于，其具体步骤：
S1：各个小区网获取各个用户非侵入式监测终端的电力总数据数据，进行实时数据记录；
S2:各个小区通过网络传输的方式将所获得各个用户的非侵入式监测终端的电力总数据输送给电力公司的数据中心进行实时数据的记录；
S3：电力公司系统将所获的数据进行使用计算机内计算库进行计算，通过人机交互的形式，即人工控制和计算结合对用户用电进行控制，同时将增值服务和数据更新反馈给各个小区；
S4：用户可以通过行手机上相关APP对自家用电进行查看，并通过APP的相关指令，对智能插座进行控制，控制各个设备的用电。
2.根据权利要求1所述的基于非侵入式电力负荷监测的变电站电力分配系统，其特征在于，所述S2具体步骤为：
S21：各个用户家用智能电表可以电力数据进行实时记录并反馈给存储器进行实时数据记录；
S22：用户非侵入式监测终端的数据采集和处理，主要针对于电能计量、通过负荷事件检测获取电气特征提取，反馈给存储器；
S23：存储器接受数据（包括实时数据、历史数据、设备特征数据库、辨识结果等），进行负荷识别，然后通过以太网等形式进行传输。
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* Cited by examiner, † Cited by third party
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CN113759168A (zh) * 2021-09-02 2021-12-07 江苏智臻能源科技有限公司 一种自动化负荷辨识能力测试系统及测试方法
CN114598722A (zh) * 2022-03-15 2022-06-07 北京汇智博艺科技有限公司 物联网非侵入式负荷识别和能耗监控系统及其实现方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113759168A (zh) * 2021-09-02 2021-12-07 江苏智臻能源科技有限公司 一种自动化负荷辨识能力测试系统及测试方法
CN114598722A (zh) * 2022-03-15 2022-06-07 北京汇智博艺科技有限公司 物联网非侵入式负荷识别和能耗监控系统及其实现方法

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