一种多目标RFID电能标签采集终端的改进与实现Improvement and Implementation of a Multi-target RFID Power Tag Acquisition Terminal
鲁然,徐永进,黄小琼,宋磊,江岚,武占河,石金保
LU Ran,XU Yongjin,HUANG Xiaoqiong,SONG Lei,JIANG Lan,WU Zhanhe,SHI Jinbao
摘要(Abstract):
针对当前电能采集终端RFID(射频识别)标签数据的碰撞概率高、无法实现多个采集目标同时溯源,导致获取的电力数据不准确全面、数据采集耗时长、效率低的问题,提出一种基于RFID技术的多目标电能标签采集技术。通过构建分布式溯源相关标签,形成稳定的逻辑关系,采用两级放大结构优化射频收发电路,使RFID读写器能够同时识别多个RFID标签,实现多个采集目标同时溯源。采用分支标签数量自适应获取搜索叉数,选用曼彻斯特编码规则读取全部碰撞位信息,设计自适应多叉树算法,实现多目标标签防碰撞功能。实验结果表明,改进后的电路和方法,对多标签电力数据采集成功率高、灵敏度优,且采集速度快,具有较好的应用性。
Given high collision rate of RFID(radio frequency identification) tag data in current electric energy acquisition terminal and the failure of simultaneous traceability of multiple acquisition targets that lead to inaccuracy and incomprehensiveness of electric data, long time data collection process and inefficiency, a multi-target electric energy tag acquisition technology based on the improved RFID RF transceiver circuit is proposed. The distributed traceability tags are constructed to form a stable logical relationship, and the twostage amplification structure is adopted to optimize the RF transceiver circuit so that the RFID reader can simultaneously identify multiple RFID tags and realize the traceability of multiple acquisition targets. The number of branch tags is used to adaptively obtain the number of search forks, the Manchester coding rules are used to read all the collision bit information, and the adaptive multi-tree algorithm is designed to realize the multi-target tag anti-collision function. The experimental results show that the improved circuit and method have a high success rate, excellent sensitivity and fast acquisition speed for multi-tag power data collection as well as high applicability.
关键词(KeyWords):
RFID技术;采集终端;射频收发电路优化;溯源技术
RFID technology;acquisition terminal;RF transceiver circuit optimization;traceability technology
基金项目(Foundation): 国网浙江省电力有限公司科技项目(5211DS170017)
作者(Author):
鲁然,徐永进,黄小琼,宋磊,江岚,武占河,石金保
LU Ran,XU Yongjin,HUANG Xiaoqiong,SONG Lei,JIANG Lan,WU Zhanhe,SHI Jinbao
DOI: 10.19585/j.zjdl.202008011
参考文献(References):
- [1]吴琼,杜博,苏全志,等.基于超高频RFID的手持抄表终端的设计[J].电测与仪表,2018,55(9):108-112.
- [2]陈福胜,杨茂涛,刘谋海,等.基于RFID技术的智能电能表全寿命管理系统[J].湖南电力,2019,39(1):26-30.
- [3]洪文鹏,刘霞.基于RFID数据终端的电力设备巡检系统[J].东北电力技术,2005,26(1):36-37.
- [4]邢美,金国良,张国伟,等.基于Web的农产品质量检测与溯源系统的设计[J].安徽农业大学学报,2016,43(3):499-502.
- [5]GNONI M G,LETTERA G,ROLLO A.A feasibility study of a RFID traceability system in municipal solid waste management[J].International Journal of Information Technology&Management,2017,12(13):27-38.
- [6]张松,洪涛,盛泉根.基于PCB RFID抗金属标签的互感器制造追溯系统[J].电子技术应用,2017,43(5):82-85.
- [7]刘芳,薛莲.农产品产业链安全溯源体系设计与实现[J].江苏农业科学,2017,45(8):206-209.
- [8]郭凤鸣,李兵,邓芳明.适用无源射频识别标签的集成压力传感器设计[J].电子器件,2016,39(4):796-800.
- [9]杨亚,石春琦,张润曦.一种符合多种协议要求的UHF RFID阅读器发射机[J].微电子学,2018,48(1):76-81.
- [10]宋岚,薛锦云,胡启敏,等.无线射频RFID识别协议自动验证方法研究[J].计算机科学,2017,44(9):99-104.
- [11]南敬昌,包晓伟,郭映言.基于低频触发的高精度RFID定位系统的设计与实现[J].工程设计学报,2017,24(2):225-231.
- [12]王峰,杨金禄,赵振昊,等.一种避免网络间数据碰撞的新型RFID阅读器设计[J].航天器工程,2017,26(5):57-64.
- [13]郭振军,孙应飞.基于标签分组的RFID系统防碰撞算法[J].电子与信息学报,2017,39(1):250-254.
- [14]刘垒,张玉,唐波.基于曼彻斯特编码特性的二次雷达混扰信号分选[J].探测与控制学报,2017,39(1):20-25.
- [15]舒平平,王小军,赵噶,等.基于FPGA的曼彻斯特编码DSG的设计与实现[J].实验科学与技术,2012,10(4):6-8.
- [16]刘兴奇.电能计量现场作业交互设备设计[J].电器与能效管理技术,2019(23):34-38.
- [17]张可心.物联网技术在电网资产全寿命业务融合与信息贯通中的应用与实践[J].电网与清洁能源,2018,34(7):45-50.
- [18]吴元君.高校智能RFID集成系统的应用研究[J].浙江水利水电学院学报,2018,30(3):76-79.
- [19]汪兴.面向智能电网建设的电力物联网架构研究[J].电力大数据,2018,21(10):28-31.
- [20]张秋雁,岑远洪,安静,等.基于用电大数据的用电异常状态辨识方法[J].电力大数据,2019,22(5):41-48.
- [21]刘军,陈实.面向电网智能管控的电力信息系统研究[J].电力大数据,2018,21(9):67-70.
- RFID技术
- 采集终端
- 射频收发电路优化
- 溯源技术
RFID technology - acquisition terminal
- RF transceiver circuit optimization
- traceability technology