CN108693395A - A kind of distributing alternating-current charging pile monitoring system based on WSN - Google Patents
A kind of distributing alternating-current charging pile monitoring system based on WSN Download PDFInfo
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Abstract
一种基于WSN的分散式交流充电桩监测系统，它涉及一种充电桩监测系统技术领域。所述若干个监测节点与网关连接，网关与信号塔连接，信号塔与路由器连接，路由器与上位机连接，上位机与WEB服务器连接；所述监测节点包含采样单元、处理器模块、组网通信模块，采样单元与处理器模块连接，处理器模块与组网通信模块连接；所述网关包含通信模块、核心控制器、GPRS模块，通信模块与核心控制器连接，核心控制器与GPRS模块连接。采用上述技术方案后，本发明有益效果为：实现了在上位机端显示充电桩充电状态和用户信息，达到远程监测管理的目的；在很大程度上降低了系统硬件成本；解决了数据无线传输问题，减少工作人员的工作量，提高了监测管理的效率。
A WSN-based distributed AC charging pile monitoring system relates to the technical field of charging pile monitoring systems. The several monitoring nodes are connected to the gateway, the gateway is connected to the signal tower, the signal tower is connected to the router, the router is connected to the upper computer, and the upper computer is connected to the WEB server; the monitoring node includes a sampling unit, a processor module, a networking communication module, the sampling unit is connected to the processor module, the processor module is connected to the networking communication module; the gateway includes a communication module, a core controller, and a GPRS module, the communication module is connected to the core controller, and the core controller is connected to the GPRS module. After adopting the above technical solution, the beneficial effects of the present invention are as follows: the charging status and user information of the charging pile are displayed on the upper computer, and the purpose of remote monitoring and management is achieved; the cost of system hardware is reduced to a large extent; the wireless transmission of data is solved problems, reduce the workload of staff, and improve the efficiency of monitoring and management.
Description
技术领域technical field
本发明涉及充电桩监测系统技术领域，具体涉及一种基于WSN的分散式交流充电桩监测系统。The invention relates to the technical field of charging pile monitoring systems, in particular to a WSN-based decentralized AC charging pile monitoring system.
背景技术Background technique
电动汽车作为新能源时代下的产物，不仅能有效改善环境污染，解决能源短缺的问题，而且符合我国可持续发展战略的方针。工信部披露的《中国制造2025》明确指出纯电动和插电式混合动力汽车、燃料电池汽车、节能汽车、智能互联汽车是国内未来重点发展的方向。由于电动汽车的充电过程无法在很短时间内完成，大量分散式充电设施的建立是不可或缺的。As a product of the new energy era, electric vehicles can not only effectively improve environmental pollution and solve the problem of energy shortage, but also conform to the guidelines of my country's sustainable development strategy. The "Made in China 2025" disclosed by the Ministry of Industry and Information Technology clearly pointed out that pure electric and plug-in hybrid vehicles, fuel cell vehicles, energy-saving vehicles, and smart interconnected vehicles are the key development directions in China in the future. Since the charging process of electric vehicles cannot be completed in a very short time, the establishment of a large number of decentralized charging facilities is indispensable.
传统的充电桩系统监测是基于有线的数据采集技术，增加了布线成本。而且不同充电桩采用不同协议的通信标准，缺少一个兼容性高综合性强的监管系统，增大了充电桩系统日常监测管理的难度，在一定程度上阻碍了电动汽车的发展。Traditional charging pile system monitoring is based on wired data acquisition technology, which increases wiring costs. Moreover, different charging piles adopt communication standards of different protocols, and the lack of a highly compatible and comprehensive supervision system increases the difficulty of daily monitoring and management of the charging pile system, hindering the development of electric vehicles to a certain extent.
发明内容Contents of the invention
本发明的目的在于针对现有技术的缺陷和不足，提供一种基于WSN的分散式交流充电桩监测系统，实现了在上位机端显示充电桩充电状态和用户信息，达到远程监测管理的目的；降低了系统的布线成本及充电桩的使用成本，减少充电桩之间的干扰，解决了数据无线传输问题，可以帮助用户实时掌握充电信息，发现设备隐患，减少工作人员的工作量，提高了监测管理的效率，提高了充电桩运营的实时性与便捷性。The purpose of the present invention is to address the defects and deficiencies of the prior art, to provide a WSN-based decentralized AC charging pile monitoring system, which realizes the display of charging pile charging status and user information on the host computer, and achieves the purpose of remote monitoring and management; It reduces the wiring cost of the system and the use cost of charging piles, reduces the interference between charging piles, and solves the problem of wireless data transmission. It can help users grasp charging information in real time, find hidden dangers in equipment, reduce the workload of staff, and improve monitoring. The efficiency of management improves the real-time and convenience of charging pile operation.
为实现上述目的，本发明采用以下技术方案是：它包含监测节点1、网关2、信号塔3、路由器4、上位机5、WEB服务器6，所述若干个监测节点1与网关2连接，网关2与信号塔3连接，信号塔3与路由器4连接，路由器4与上位机5连接，上位机5与WEB服务器6连接；In order to achieve the above object, the present invention adopts the following technical solutions: it includes monitoring node 1, gateway 2, signal tower 3, router 4, host computer 5, WEB server 6, and described several monitoring nodes 1 are connected with gateway 2, and gateway 2 is connected to the signal tower 3, the signal tower 3 is connected to the router 4, the router 4 is connected to the host computer 5, and the host computer 5 is connected to the WEB server 6;
所述监测节点1包含采样单元11、处理器模块12、组网通信模块13，采样单元11与处理器模块12连接，处理器模块12与组网通信模块13连接；The monitoring node 1 includes a sampling unit 11, a processor module 12, a networking communication module 13, the sampling unit 11 is connected to the processor module 12, and the processor module 12 is connected to the networking communication module 13;
所述网关2包含通信模块21、核心控制器22、GPRS模块23，通信模块21与核心控制器22连接，核心控制器22与GPRS模块23连接；Described gateway 2 comprises communication module 21, core controller 22, GPRS module 23, and communication module 21 is connected with core controller 22, and core controller 22 is connected with GPRS module 23;
所述上位机5包含电能计量模块51、人机交互模块52、电气接口53、电气保护54、电源模块55，电源模块55与网关2连接。The upper computer 5 includes an electric energy metering module 51 , a human-computer interaction module 52 , an electrical interface 53 , an electrical protection 54 , and a power module 55 , and the power module 55 is connected to the gateway 2 .
所述采样单元11包含电能采样电路111、电压采样电路112、电流采样电路113、温度采样电路114。The sampling unit 11 includes a power sampling circuit 111 , a voltage sampling circuit 112 , a current sampling circuit 113 , and a temperature sampling circuit 114 .
所述处理器模块12包含串口接口电路121、处理器122、射频模块123，串口接口电路121与处理器122连接，处理器122与射频模块123连接。The processor module 12 includes a serial port interface circuit 121 , a processor 122 , and a radio frequency module 123 , the serial port interface circuit 121 is connected to the processor 122 , and the processor 122 is connected to the radio frequency module 123 .
所述组网通信模块13为ZigBee通信模块。The networking communication module 13 is a ZigBee communication module.
所述电能计量模块51有固定时间、固定电量、固定金额和自动充满四种模式，电能计量模块51采用单相电子式EM-300型智能电表。The electric energy metering module 51 has four modes: fixed time, fixed amount of electricity, fixed amount and automatic charging. The electric energy metering module 51 adopts a single-phase electronic EM-300 smart meter.
所述人机交互模块52包含触摸屏521、打印机522、指示灯523，触摸屏521采用LCD触摸屏。The human-computer interaction module 52 includes a touch screen 521, a printer 522, and an indicator light 523, and the touch screen 521 adopts an LCD touch screen.
所述电气保护54为交流输入过/欠压保护，泄放电路，过温保护，漏电保护，短路保护，防雷保护，电池反接保护的电路保护。The electrical protection 54 is circuit protection for AC input over/under voltage protection, discharge circuit, over temperature protection, leakage protection, short circuit protection, lightning protection, and battery reverse connection protection.
本发明的工作原理：根据充电桩的功能需求分析，监测管理系统，以嵌入式控制模块为控制处理单元，实现数据运算与程序控制；外设人机交互模块，完成充电电量的计量以及消费结算；通过网关将ZigBee节点采集数据传送到上位机，实现远程实时监测管理。The working principle of the present invention: According to the analysis of the functional requirements of the charging pile, the monitoring and management system uses the embedded control module as the control processing unit to realize data calculation and program control; the peripheral human-computer interaction module completes the measurement of charging power and consumption settlement ;Transmit the data collected by ZigBee nodes to the host computer through the gateway to realize remote real-time monitoring and management.
采用上述技术方案后，本发明有益效果为：无线传感网络的搭建与应用，实现了在上位机端显示充电桩充电状态和用户信息，达到远程监测管理的目的；降低了系统的布线成本及充电桩的使用成本，减少充电桩之间的干扰，在很大程度上降低了系统硬件成本；可靠的通信方式以及良好的人机交互界面，解决了数据无线传输问题，可以帮助用户实时掌握充电信息，发现设备隐患，减少工作人员的工作量，提高了监测管理的效率，提高了充电桩运营的实时性与便捷性。After adopting the above technical solution, the beneficial effects of the present invention are: the construction and application of the wireless sensor network realizes the display of the charging status and user information of the charging pile on the host computer, and achieves the purpose of remote monitoring and management; reduces the wiring cost of the system and The use cost of charging piles reduces the interference between charging piles, which greatly reduces the cost of system hardware; reliable communication methods and good human-computer interaction interfaces solve the problem of wireless data transmission and can help users master charging in real time Information, hidden dangers of equipment are found, the workload of staff is reduced, the efficiency of monitoring and management is improved, and the real-time and convenience of charging pile operation are improved.
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性的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention or 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. For those skilled in the art, other drawings can also be obtained according to these drawings without any creative effort.
图1是本发明的结构示意图；Fig. 1 is a structural representation of the present invention;
图2是本发明监测节点1的结构示意图；Fig. 2 is the structural representation of monitoring node 1 of the present invention;
图3是本发明网关2的结构示意图；Fig. 3 is a schematic structural diagram of the gateway 2 of the present invention;
图4是本发明上位机5的结构示意图；Fig. 4 is the structural representation of upper computer 5 of the present invention;
图5是本发明人机交互模块52的结构示意图。FIG. 5 is a schematic structural diagram of the human-computer interaction module 52 of the present invention.
附图标记说明：监测节点1、网关2、信号塔3、路由器4、上位机5、WEB服务器6、采样单元11、处理器模块12、组网通信模块13、电能采样电路111、电压采样电路112、电流采样电路113、温度采样电路114、串口接口电路121、处理器122、射频模块123、通信模块21、核心控制器22、GPRS模块23、电能计量模块51、人机交互模块52、电气接口53、电气保护54、电源模块55、触摸屏521、打印机522、指示灯523。Explanation of reference numerals: monitoring node 1, gateway 2, signal tower 3, router 4, host computer 5, WEB server 6, sampling unit 11, processor module 12, networking communication module 13, electric energy sampling circuit 111, voltage sampling circuit 112, current sampling circuit 113, temperature sampling circuit 114, serial port interface circuit 121, processor 122, radio frequency module 123, communication module 21, core controller 22, GPRS module 23, electric energy metering module 51, human-computer interaction module 52, electrical Interface 53, electrical protection 54, power supply module 55, touch screen 521, printer 522, indicator light 523.
具体实施方式Detailed ways
参看图1-图5所示，本具体实施方式采用的技术方案是：它包含监测节点1、网关2、信号塔3、路由器4、上位机5、WEB服务器6，所述若干个监测节点1与网关2连接，网关2与信号塔3连接，信号塔3与路由器4连接，路由器4与上位机5连接，上位机5与WEB服务器6连接；Referring to Fig. 1-shown in Fig. 5, the technical solution that this specific embodiment adopts is: it comprises monitoring node 1, gateway 2, signal tower 3, router 4, host computer 5, WEB server 6, described several monitoring nodes 1 Connect with gateway 2, gateway 2 connect with signal tower 3, signal tower 3 connect with router 4, router 4 connect with upper computer 5, upper computer 5 connect with WEB server 6;
所述监测节点1包含采样单元11、处理器模块12、组网通信模块13，采样单元11与处理器模块12连接，处理器模块12与组网通信模块13连接；监测节点是充电桩系统最重要的部分，本文设计的监测节点主要由采样单元、处理器模块和组网通信模块组成，负责充电桩数据的采集、处理和发送。The monitoring node 1 includes a sampling unit 11, a processor module 12, and a networking communication module 13. The sampling unit 11 is connected to the processor module 12, and the processor module 12 is connected to the networking communication module 13; The important part, the monitoring node designed in this paper is mainly composed of sampling unit, processor module and networking communication module, which is responsible for the collection, processing and transmission of charging pile data.
所述网关2包含通信模块21、核心控制器22、GPRS模块23，通信模块21与核心控制器22连接，核心控制器22与GPRS模块23连接；通信模块21负责网络的组建与数据的传输，核心控制器22负责对接收到的数据进行处理，GPRS模块23采用移动通信网络将数据发送给远程监测中心，核心控制器22采用ST公司的STM32F10XZET6芯片。Described gateway 2 comprises communication module 21, core controller 22, GPRS module 23, and communication module 21 is connected with core controller 22, and core controller 22 is connected with GPRS module 23; Communication module 21 is responsible for the formation of network and the transmission of data, The core controller 22 is responsible for processing the received data. The GPRS module 23 uses the mobile communication network to send the data to the remote monitoring center. The core controller 22 uses the STM32F10XZET6 chip of ST Company.
所述上位机5包含电能计量模块51、人机交互模块52、电气接口53、电气保护54、电源模块55，电源模块55与网关2连接。The upper computer 5 includes an electric energy metering module 51 , a human-computer interaction module 52 , an electrical interface 53 , an electrical protection 54 , and a power module 55 , and the power module 55 is connected to the gateway 2 .
所述采样单元11包含电能采样电路111、电压采样电路112、电流采样电路113、温 度采样电路114。电能采样部分需用计量芯片CS5464，利用霍尔传感器和采样电路采样电 压、电压信号。信号经滤波和调理电路后，以差模电压形式把信号传送到CS5464内，然后传 输到控制中心；电压采样选用LCTV31CE型电压互感器，将一次侧接在220V电压上，并串联一 个110的电阻，确保电压互感器输出比为2mA/2mA；电流采样选用LCTA2DCC型电流互感 器，通过电流互感差分方式完成采样，温度是充电过程中不可忽视的因素；在充电桩充电过 程中，其充电电流较大，可能会产生大量的热能，所以需要实时监测充电桩的桩体温度；本 文选择Dallas公司的DS18B20温度传感器，输出无数字信号，无需进行数字化转换。 The sampling unit 11 includes a power sampling circuit 111 , a voltage sampling circuit 112 , a current sampling circuit 113 , and a temperature sampling circuit 114 . The electric energy sampling part needs metering chip CS5464, uses Hall sensor and sampling circuit to sample voltage and voltage signal. After the signal is filtered and adjusted by the circuit, the signal is transmitted to the CS5464 in the form of differential mode voltage, and then transmitted to the control center; the voltage sampling uses the LCTV31CE type voltage transformer, connects the primary side to the 220V voltage, and connects a 110 The resistance of the voltage transformer ensures that the output ratio of the voltage transformer is 2mA/2mA; the current sampling uses the LCTA2DCC type current transformer, and the sampling is completed through the differential current mutual inductance. The temperature is a factor that cannot be ignored during the charging process; The large current may generate a large amount of heat energy, so it is necessary to monitor the temperature of the charging pile in real time; this paper chooses the DS18B20 temperature sensor of Dallas Company, which outputs no digital signal and does not need digital conversion.
所述处理器模块12包含串口接口电路121、处理器122、射频模块123，串口接口电路121与处理器122连接，处理器122与射频模块123连接。The processor module 12 includes a serial port interface circuit 121 , a processor 122 , and a radio frequency module 123 , the serial port interface circuit 121 is connected to the processor 122 , and the processor 122 is connected to the radio frequency module 123 .
所述组网通信模块13为ZigBee通信模块。组网通信模块采用低功耗的ZigBee通信模块。The networking communication module 13 is a ZigBee communication module. The networking communication module adopts a low-power ZigBee communication module.
所述电能计量模块51有固定时间、固定电量、固定金额和自动充满四种模式，电能计量模块51采用单相电子式EM-300型智能电表。The electric energy metering module 51 has four modes: fixed time, fixed amount of electricity, fixed amount and automatic charging. The electric energy metering module 51 adopts a single-phase electronic EM-300 smart meter.
所述人机交互模块52包含触摸屏521、打印机522、指示灯523，触摸屏521采用LCD触摸屏。触摸屏521功能有界面显示、身份识别、充电操作、参数设置、充电状态显示以及提示报警等功能。The human-computer interaction module 52 includes a touch screen 521, a printer 522, and an indicator light 523, and the touch screen 521 adopts an LCD touch screen. The functions of the touch screen 521 include interface display, identity recognition, charging operation, parameter setting, charging status display, and prompting and alarming.
所述电气保护54为交流输入过/欠压保护，泄放电路，过温保护，漏电保护，短路保护，防雷保护，电池反接保护的电路保护。保证充电桩系统运营的安全性和可靠性，确保用户和充电车辆的安全。The electrical protection 54 is circuit protection for AC input over/under voltage protection, discharge circuit, over temperature protection, leakage protection, short circuit protection, lightning protection, and battery reverse connection protection. Ensure the safety and reliability of the operation of the charging pile system, and ensure the safety of users and charging vehicles.
本发明的工作原理：根据充电桩的功能需求分析，监测管理系统，以嵌入式控制模块为控制处理单元，实现数据运算与程序控制；外设人机交互模块，完成充电电量的计量以及消费结算；通过网关将ZigBee节点采集数据传送到上位机，实现远程实时监测管理。The working principle of the present invention: According to the analysis of the functional requirements of the charging pile, the monitoring and management system uses the embedded control module as the control processing unit to realize data calculation and program control; the peripheral human-computer interaction module completes the measurement of charging power and consumption settlement ;Transmit the data collected by ZigBee nodes to the host computer through the gateway to realize remote real-time monitoring and management.
采用上述技术方案后，本发明有益效果为：无线传感网络的搭建与应用，实现了在上位机端显示充电桩充电状态和用户信息，达到远程监测管理的目的；降低了系统的布线成本及充电桩的使用成本，减少充电桩之间的干扰，在很大程度上降低了系统硬件成本；可靠的通信方式以及良好的人机交互界面，解决了数据无线传输问题，可以帮助用户实时掌握充电信息，发现设备隐患，减少工作人员的工作量，提高了监测管理的效率，提高了充电桩运营的实时性与便捷性。After adopting the above technical solution, the beneficial effects of the present invention are: the construction and application of the wireless sensor network realizes the display of the charging status and user information of the charging pile on the host computer, and achieves the purpose of remote monitoring and management; reduces the wiring cost of the system and The use cost of charging piles reduces the interference between charging piles, which greatly reduces the cost of system hardware; reliable communication methods and good human-computer interaction interfaces solve the problem of wireless data transmission and can help users master charging in real time Information, hidden dangers of equipment are found, the workload of staff is reduced, the efficiency of monitoring and management is improved, and the real-time and convenience of charging pile operation are improved.
以上所述，仅用以说明本发明的技术方案而非限制，本领域普通技术人员对本发明的技术方案所做的其它修改或者等同替换，只要不脱离本发明技术方案的精神和范围，均应涵盖在本发明的权利要求范围当中。The above is only used to illustrate the technical solution of the present invention and not to limit it. Other modifications or equivalent replacements made by those skilled in the art to the technical solution of the present invention should be considered as long as they do not depart from the spirit and scope of the technical solution of the present invention. fall within the scope of the claims of the present invention.
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