智能电网TD-LTE网络模式研究Research on TD-LTE network mode of smart grid
王庭钧,马庆峰,刘雪冰,徐磊
摘要(Abstract)：
针对传统的电网TD-LTE网络模式一直存在网络通信不稳定、效果差的问题,对智能电网TD-LTE网络模式重新进行分析研究。在给出TD-LTE网络结构图的基础上,分析其固有问题原因,并通过分析TD-LTE网络OFDMA技术模式和MIMO技术模式,实现智能电网TD-LTE网络模式的优化。实验以电网TD-LTE网络覆盖情况为对比进行验证,结果表明,采用改进电网TD-LTE网络模式时,QPSK覆盖半径约是64QAM的3.8倍,16QAM的覆盖半径约是64QAM的2.55倍;既是在不同区域使用,其覆盖半径受环境影响概率较小,具有一定的优势。
关键词(KeyWords)： 智能电网;TD-LTE网络;网络模式优化;覆盖半径;MIMO技术;OFDMA技术
基金项目(Foundation): 国家电网公司科技项目(KJGW2016-004)~~
作者(Author): 王庭钧,马庆峰,刘雪冰,徐磊
DOI: 10.16652/j.issn.1004-373x.2018.20.022
参考文献(References)：
- [1]刘文军,王棨,张宗萍,等.TD-LTE智能电网中数据安全协议算法研究[J].电测与仪表,2014,51(7):90-93.LIU Wenjun,WANG Qi,ZHANG Zongping,et al. The study of distribution system on data security protocol in TD-LTE smart grid[J]. Electrical measurement&instrumentation,2014,51(7):90-93.
- [2]赵洪伟,刘海朝.基于双频段组网及CA覆盖下改进PF算法的高速铁路TD-LTE专网优化[J].铁道学报,2017,39(12):58-66.ZHAO Hongwei,LIU Haichao. High-speed railway TD-LTE private network optimization based on dual-band networking and improved PF algorithm of CA[J]. Journal of the China Railway Society,2017,39(12):58-66.
- [3]陈海燕,袁超伟.超密集Small Cell网络下TD-LTE同频干扰电源抑制方法研究[J].现代电子技术,2017,40(18):181-183.CHEN Haiyan,YUAN Chaowei. Method for TD-LTE same frequency interference power supply suppression under superdense small cell network[J]. Modern electronics technique,2017,40(18):181-183.
- [4]覃晓霞,王晨,乔迪,等.TD-LTE小基站回传承载方案[J].电信科学,2016,32(4):133-140.QIN Xiaoxia,WANG Chen,QIAO Di,et al. Backhaul carrying scheme of TD-LTE microcell base station[J]. Telecommunications science,2016,32(4):133-140.
- [5]马向辰,焦燕鸿,程日涛,等.高铁场景TD-LTE网络容量分析及扩容方案[J].电信科学,2016,32(z1):40-45.MA Xiangchen,JIAO Yanhong,CHENG Ritao,et al. Capacity analysis and expansion scheme of high-speed rail TD-LTE network[J]. Telecommunications science,2016,32(S1):40-45.
- [6]马颖,王鑫,李英娟,等.TD-LTE网络分布式皮基站覆盖能力及成本分析[J].电信科学,2016,32(z1):46-51.MA Ying,WANG Xin,LI Yingjuan,et al. Analysis on coverage ability and cost of the distributed pico base station in TDLTE network[J]. Telecommunications science,2016,32(S1):46-51.
- [7]陈立明,陈华军,郭晓斌,等.TD-LTE电力无线专网端到端安全防护系统[J].南方电网技术,2016,10(1):49-53.CHEN Liming,CHEN Huajun,GUO Xiaobin,et al. An end-toend security protection system for TD-LTE power wireless private network[J]. Southern power system technology,2016,10(1):49-53.
- [8]许琼.基于Geometry因子计算校正的下行TD-LTE调度优化研究[J].科学技术与工程,2016,16(31):211-217.XU Qiong. Research on TD-LTE downlink scheduling optimization based on Geometry factor calculation and correction[J].Science technology and engineering,2016,16(31):211-217.
- [9]朱东飞,李想,张杨.CBTC应用环境下TD-LTE承载网络的QoS(服务质量)增强措施研究[J].城市轨道交通研究,2017,20(6):62-65.ZHU Dongfei,LI Xiang,ZHANG Yang. QoS guarantee measurement for TD-LTE bearer network in CBTC application environment[J]. Urban mass transit,2017,20(6):62-65.
- [10]陶佳,龙恳,冯雪林,等.TD-LTE下行信道估计的ASIP实现[J].电光与控制,2016,23(12):101-105.TAO Jia,LONG Ken,FENG Xuelin,et al. Realization of channel estimation in TD-LTE downlink based on ASIP[J].Electronics optics&control,2016,23(12):101-105.