CN108736923A - A kind of low-voltage platform area line loss on-line monitoring terminal - Google Patents
A kind of low-voltage platform area line loss on-line monitoring terminal Download PDFInfo
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Abstract
本发明一种低压台区线损在线监测终端，包括通讯单元、控制器、存储器和上位机；控制器通过电力线载波通讯模块直接与智能电表连接并采集智能电表中的数据，控制器将采集数据进行处理后一方面在存储器内存储，一方面通过GPRS无线通讯模块传输到上位机内，上位机对接收的数据进行处理并显示；控制器通过无线WiFi模块与现场移动终端通讯，并通过无线红外通讯接口与现场带红外接口的设备通讯；控制器通过维护接口与维护设备通讯，并通过级联集中器接口与现场电力设备通讯采集现场电力设备的数据信息。监测终端兼容性强，不影响集中器正常运行，通过鳄鱼夹加入回路中采集，方便拆卸安装，适用性强，具有直接经济效益和间接经济效益。
The present invention is an on-line monitoring terminal for line loss in a low-voltage station area, including a communication unit, a controller, a memory, and a host computer; the controller is directly connected to the smart meter through the power line carrier communication module and collects data in the smart meter, and the controller collects the data After processing, on the one hand, it is stored in the memory, on the other hand, it is transmitted to the host computer through the GPRS wireless communication module, and the host computer processes and displays the received data; the controller communicates with the on-site mobile terminal through the wireless WiFi module, and through the wireless infrared The communication interface communicates with the on-site equipment with an infrared interface; the controller communicates with the maintenance equipment through the maintenance interface, and communicates with the on-site power equipment through the cascade concentrator interface to collect data information of the on-site power equipment. The monitoring terminal has strong compatibility and does not affect the normal operation of the concentrator. The alligator clip is added to the loop for collection, which is convenient for disassembly and installation. It has strong applicability and has direct and indirect economic benefits.
Description
技术领域technical field
本发明属于电力系统台区监测技术领域，涉及一种低压台区线损在线监测终端。The invention belongs to the technical field of power system station area monitoring, and relates to an online monitoring terminal for low-voltage station area line loss.
背景技术Background technique
现阶段在电力营销系统中，国内外对线损管理一直以来都是以四分管理为重点和难点，其研究情况是：1.供电线路不合理、变压器不经济运行、三相负荷不平衡、功率因数低、理论计算难；2.电表归变归相自动化程序不高、电表异常状态不及时上报，需要大量人力、物力为支撑；3.目前使用的理论线损分析软件，绝大多数都是离线型理论线损计算并依赖于计算机主站服务器，降损指导力度低。At present, in the power marketing system, the line loss management at home and abroad has always been focused and difficult on the four-point management. The research situation is: 1. Unreasonable power supply lines, uneconomical operation of transformers, unbalanced three-phase loads, The power factor is low and theoretical calculation is difficult; 2. The automation program of electric meter return to phase change is not high, and the abnormal state of electric meter is not reported in time, which requires a lot of manpower and material resources to support; 3. Most of the theoretical line loss analysis software currently used It is an offline theoretical line loss calculation and depends on the computer master station server, and the guidance for loss reduction is low.
发明内容Contents of the invention
针对上述现有技术中描述的不足，本发明提供一种低压台区线损在线监测终端，根据“异常用电必然引起异常用电数据”的特点，对电表的电压、电流、异常事件进行提取，结合现场实际运行环境进行综合分析，判定窃电嫌疑用户，辅助电力公司开展高损台区的损耗治理工作。Aiming at the deficiencies described in the above-mentioned prior art, the present invention provides an online monitoring terminal for line loss in the low-voltage station area, which extracts the voltage, current and abnormal events of the electric meter according to the characteristics of "abnormal power consumption will inevitably lead to abnormal power consumption data". , combined with the actual operating environment of the site to conduct a comprehensive analysis, determine the suspected users of stealing electricity, and assist the power company to carry out loss management work in high-loss station areas.
为解决上述技术问题，本发明所采用的技术方案如下：In order to solve the problems of the technologies described above, the technical scheme adopted in the present invention is as follows:
一种低压台区线损在线监测终端，包括通讯单元、控制器、存储器和上位机；所述通讯单元，包括电力线载波通讯模块、GPRS无线通讯模块、无线WiFi模块、无线红外通讯接口、维护接口、级联集中器接口；控制器通过电力线载波通讯模块直接与智能电表连接并采集智能电表中的数据，控制器将采集数据进行处理后一方面在存储器内存储，一方面通过GPRS无线通讯模块传输到上位机内，上位机对接收的数据进行处理并显示；控制器通过无线WiFi模块与现场移动终端通讯，并通过无线红外通讯接口与现场带红外接口的设备通讯；控制器通过维护接口与维护设备通讯，并通过级联集中器接口与现场电力设备通讯采集现场电力设备的数据信息。An online monitoring terminal for line loss in a low-voltage station area, including a communication unit, a controller, a memory, and a host computer; the communication unit includes a power line carrier communication module, a GPRS wireless communication module, a wireless WiFi module, a wireless infrared communication interface, and a maintenance interface , Cascade concentrator interface; the controller is directly connected to the smart meter through the power line carrier communication module and collects the data in the smart meter. After the controller processes the collected data, it will be stored in the memory on the one hand, and transmitted through the GPRS wireless communication module on the other hand. In the upper computer, the upper computer processes and displays the received data; the controller communicates with the on-site mobile terminal through the wireless WiFi module, and communicates with the on-site equipment with infrared interface through the wireless infrared communication interface; the controller communicates with the maintenance interface through the maintenance interface. Device communication, and communicate with on-site power equipment through the cascade concentrator interface to collect data information of on-site power equipment.
所述电力线载波通讯模块的型号为国网2013版本，并通过鳄鱼夹安装在主干线中部或台区表箱处。The model of the power line carrier communication module is the State Grid 2013 version, and it is installed in the middle of the main line or at the meter box of the station area through an alligator clip.
所述GPRS无线通讯模块的型号为M590E R2；无线WiFi模块的型号为USR-C322。The model of the GPRS wireless communication module is M590E R2; the model of the wireless WiFi module is USR-C322.
本发明通过电力线载波通讯模块对现场台区进行数据采集并现场进行分析，分析主要是通过控制器将采集数据与模拟数据进行比较判断异常类型，分析后上传到上位机内进行备份。而且，控制器将检测数据上传到上位机内，上位机进行分析得到异常类型并供电网公司人员查看和分类打印。本发明中的监测终端兼容性强，采集数据时不影响集中器的正常运行，并且是通过鳄鱼夹加入回路中采集，方便拆卸安装，并适用性强，能够在广泛的应用在三相用户，单相用户上，用户通过对表计改动，接线改动，电压电流改动，接线错位均可以进行实时监测，尤其在现有台区用户较多，查处窃电嫌疑用户难度比较大，在供电公司用营销部用电稽查、计量班以及电费班中都有广泛的应用。并且本发明数据传输采用电力线载波，实时获取现场表计状态数据、采集数据、冻结的历史数据，确保数据安全性。通过对现场异常数据的研究，能够为项目中的设备开发提供用电异常数据进行行为进行区分，满足现场设备运行需求，验证主站系统现场窃电的准确判断。使用本发明具有直接经济效益和间接经济效益。直接经济效益为：能减少电量损失，为供电公司能够直接减少经济损失；间接经济效益为：（1）降低负面线损指标：台区线损已经作为供电公司营销指标的考核依据，通过台区线损治理，是最直接的针对线损治理手段，降低负面指标，确保线损指标的有效手段；（2）规范用户用电环境：通过针对台区线损的治理，能够有效的防止窃电行为的持续发生，通过能够查出的窃电用户的处理，能够对其他用户进行有效的震慑，是规范用户用电市场的有效手段。The present invention uses the power line carrier communication module to collect and analyze data on the site. The analysis is mainly to compare the collected data with the simulated data to judge the abnormal type through the controller, and upload it to the host computer for backup after analysis. Moreover, the controller uploads the detection data to the upper computer, and the upper computer analyzes and obtains the abnormal type, and the personnel of the power supply network company view and classify and print. The monitoring terminal in the present invention has strong compatibility, does not affect the normal operation of the concentrator when collecting data, and is collected by adding the alligator clip into the circuit, which is convenient for disassembly and installation, and has strong applicability, and can be widely used in three-phase users, For single-phase users, users can monitor in real time through meter changes, wiring changes, voltage and current changes, and wiring dislocations, especially in existing station areas where there are many users, and it is difficult to investigate and deal with suspected electricity theft users. It is widely used in the electricity consumption inspection of the marketing department, the metering class and the electricity bill class. In addition, the data transmission of the present invention adopts the power line carrier to obtain the field meter status data, collected data, and frozen historical data in real time to ensure data security. Through the study of field abnormal data, it can provide abnormal power consumption data for equipment development in the project to distinguish behaviors, meet the operation needs of field equipment, and verify the accurate judgment of the master station system on-site power theft. Using the present invention has direct economic benefit and indirect economic benefit. The direct economic benefits are: it can reduce the power loss, which can directly reduce the economic loss for the power supply company; the indirect economic benefits are: (1) Reduce the negative line loss index: the line loss in the station area has been used as the assessment basis for the marketing index of the power supply company, and it has passed the Line loss control is the most direct means of line loss control, reducing negative indicators, and an effective means to ensure line loss indicators; (2) Standardize the user's electricity consumption environment: through the control of line loss in the station area, electricity theft can be effectively prevented The continuous occurrence of behaviors can effectively deter other users through the treatment of detected electricity-stealing users, which is an effective means to regulate the user's electricity market.
附图说明Description of drawings
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.
图1为本发明的原理框图。Fig. 1 is a functional block diagram of the present invention.
具体实施方式Detailed ways
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。基于本发明中的实施例，本领域普通技术人员在没有付出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
一种低压台区线损在线监测终端，如图1所示，包括通讯单元、控制器、存储器和上位机；所述通讯单元，包括电力线载波通讯模块、GPRS无线通讯模块、无线WiFi模块、无线红外通讯接口、维护接口、级联集中器接口；所述电力线载波通讯模块的型号为国网2013版本，并通过鳄鱼夹安装在主干线中部或台区表箱处。所述GPRS无线通讯模块的型号为M590ER2；无线WiFi模块的型号为USR-C322。A low-voltage station area line loss online monitoring terminal, as shown in Figure 1, includes a communication unit, a controller, a memory and a host computer; the communication unit includes a power line carrier communication module, a GPRS wireless communication module, a wireless WiFi module, a wireless Infrared communication interface, maintenance interface, cascading concentrator interface; the model of the power line carrier communication module is the State Grid 2013 version, and is installed in the middle of the main line or at the table box of the station area through an alligator clip. The model of the GPRS wireless communication module is M590ER2; the model of the wireless WiFi module is USR-C322.
控制器通过电力线载波通讯模块直接与智能电表连接并采集智能电表中的数据，控制器将采集数据进行处理后一方面在存储器内存储，一方面通过GPRS无线通讯模块传输到上位机内，上位机对接收的数据进行处理并显示；控制器通过无线WiFi模块与现场移动终端通讯，并通过无线红外通讯接口与现场带红外接口的设备通讯；控制器通过维护接口与维护设备通讯，并通过级联集中器接口与现场电力设备通讯采集现场电力设备的数据信息。The controller is directly connected to the smart meter through the power line carrier communication module and collects the data in the smart meter. The controller processes the collected data and stores it in the memory on the one hand, and transmits it to the upper computer through the GPRS wireless communication module on the other hand. Process and display the received data; the controller communicates with the on-site mobile terminal through the wireless WiFi module, and communicates with the on-site equipment with the infrared interface through the wireless infrared communication interface; the controller communicates with the maintenance equipment through the maintenance interface, and through cascading The concentrator interface communicates with the on-site power equipment to collect data information of the on-site power equipment.
将电力线载波通讯模块的采集端通过鳄鱼夹夹到主干线中部或表箱处，电力线载波通讯模块对同一台区的智能电表进行通讯采集智能电表内的信息，并一方面通过无线WiFi模块与现场移动终端通讯进行现场进行分析，现场知晓异常类型，现场移动终端为能够访问系统APP的电脑或手机等。另一方面还通过GPRS无线通讯模块上传到上位机内进行了分析处理，上位机将采集数据与模拟数据进行比较判断异常类型，分析后进行存储备份和显示，供电网公司人员查看和分类打印。并且，控制器通过无线红外通讯接口与现场带红外通讯接口的电表等设备进行简单通讯，采集电表信息，还可通过该红外接口接收终端设备对系统参数的设置。维护设备通过维护接口对监测终端进行修理维护，延长使用寿命。并通过级联集中器接口与集中器通讯，采集电流电压等信息。Clip the acquisition end of the power line carrier communication module to the middle of the main line or the meter box through the crocodile clip. The mobile terminal communication is analyzed on the spot, and the abnormal type is known on the spot. The on-site mobile terminal is a computer or mobile phone that can access the system APP. On the other hand, the GPRS wireless communication module is uploaded to the host computer for analysis and processing. The host computer compares the collected data with the simulated data to determine the type of abnormality. Moreover, the controller conducts simple communication with on-site ammeters and other equipment with infrared communication interfaces through the wireless infrared communication interface, collects the information of the ammeters, and can also receive the setting of system parameters by the terminal equipment through the infrared interface. The maintenance equipment repairs and maintains the monitoring terminal through the maintenance interface to prolong the service life. And communicate with the concentrator through the cascade concentrator interface to collect information such as current and voltage.
本发明中的监测终端兼容性强，采集数据时不影响集中器的正常运行，并且是通过鳄鱼夹加入回路中采集，方便拆卸安装，并适用性强，能够在广泛的应用在三相用户，单相用户上，用户通过对表计改动，接线改动，电压电流改动，接线错位均可以进行实时监测，尤其在现有台区用户较多，查处窃电嫌疑用户难度比较大，在供电公司用营销部用电稽查、计量班以及电费班中都有广泛的应用。并且本发明数据传输采用电力线载波，实时获取现场表计状态数据、采集数据、冻结的历史数据，确保数据安全性。通过对现场异常数据的研究，能够为项目中的设备开发提供用电异常数据进行行为进行区分，满足现场设备运行需求，验证主站系统现场窃电的准确判断。使用本发明具有直接经济效益和间接经济效益。The monitoring terminal in the present invention has strong compatibility, does not affect the normal operation of the concentrator when collecting data, and is collected by adding the alligator clip into the circuit, which is convenient for disassembly and installation, and has strong applicability, and can be widely used in three-phase users, For single-phase users, users can monitor in real time through meter changes, wiring changes, voltage and current changes, and wiring dislocations, especially in existing station areas where there are many users, and it is difficult to investigate and deal with suspected electricity theft users. It is widely used in the electricity consumption inspection of the marketing department, the metering class and the electricity bill class. In addition, the data transmission of the present invention adopts the power line carrier to obtain the field meter status data, collected data, and frozen historical data in real time to ensure data security. Through the study of field abnormal data, it can provide abnormal power consumption data for equipment development in the project to distinguish behaviors, meet the operational needs of field equipment, and verify the accurate judgment of on-site power theft by the master station system. Using the present invention has direct economic benefit and indirect economic benefit.
上面所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.
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| CN110323593A (en) * | 2019-07-10 | 2019-10-11 | 山东恒道信息技术有限公司 | A kind of electricity getting device and its method of the general installation that do not have a power failure |
| CN110763947A (en) * | 2019-11-27 | 2020-02-07 | 国网江苏省电力有限公司盐城供电分公司 | Statistical device for synchronous line loss and using method thereof |
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| CN111062607A (en) * | 2019-12-13 | 2020-04-24 | 国网冀北电力有限公司智能配电网中心 | Self-correction checking device and method applied to maintenance of marketing and distribution through box meter relationship |
| CN112130018A (en) * | 2020-09-15 | 2020-12-25 | 国网山东省电力公司高青县供电公司 | Line loss inspection device |
| CN112636460A (en) * | 2020-11-06 | 2021-04-09 | 国网浙江象山县供电有限公司 | Transformer area line loss abnormal interval positioning system based on intelligent study and judgment |
| CN112799003A (en) * | 2020-12-25 | 2021-05-14 | 国网河北省电力有限公司南宫市供电分公司 | A device and method for measuring and inspecting electric energy |
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