摘要
为了提高电力同步数字体系(Synchronous digital hierarchy,SDH)通信网络传输及配电通信组网的稳定性,提出基于梯度离散粒子群优化算法(Discrete particle swarm optimization,DPSO)的电力SDH通信网络传输模型。构建电力通信SDH光传输网络节点及链路配置模型,根据终端通信接入网与骨干传输网中的链路和路由转换机制,采用梯度DPSO粒子群寻优算法实现对电力SDH通信网络传输的均衡控制和路由控制协议设计,计算电力SDH通信网络的路由冲突置信概率,基于SDH光传输网络的风险与负载联合均衡调度,提取电力SDH通信网络传输信道的节点覆盖区域的能量谱特征,建立路由冲突控制模型,实现对电力SDH通信网络的传输模型均衡配置和冲突控制,提高通信稳定性。测试表明,采用该方法进行电力SDH通信网络传输的均衡性较好,相对误差较低,保持在0.02以下,组网通信方案能够很好地支撑配电自动化系统,吞吐量性能较高,且该方法运算时间开销时间较小,全部区域耗时为2.7 s,提高了电力SDH网络传输的实时性,且具有可靠的应用性能。
In order to improve the stability of power SDH communication network transmission and distribution communication networking,a power SDH communication network transmission model based on gradient discrete particle swarm optimization(DPSO)is proposed.Build the node and link configuration model of electric power communication SDH optical transmission network.According to the link and route conversion mechanism in the terminal communication access network and backbone transmission network,use the gradient DPSO particle swarm optimization algorithm to realize the balanced control and route control protocol design of electric power SDH communication network transmission,calculate the confidence probability of route conflict of electric power SDH communication network,and based on the joint balanced scheduling of risk and load of SDH optical transmission network,Extract the energy spectrum characteristics of the node coverage area of the power SDH communication network transmission channel,establish a routing conflict control model,achieve balanced configuration and conflict control of the power SDH communication network transmission model,and improve communication stability.The test results show that the transmission of power SDH communication network using this method has good balance,low relative error,and is kept below 0.02.The networking communication scheme can well support the distribution automation system,with high throughput performance,and the calculation time consumption of this method is small,and the time consumption of all areas is 2.7 s,which improves the real-time performance of power SDH network transmission,and has reliable application performance.
作者
郑门华
赵华
饶华
谌志刚
谢波
赵世文
ZHENG Menhua;ZHAO Hua;RAO Hua;CHEN Zhigang;XIE Bo;ZHAO Shiwen(State Grid Hubei Electric Power Co.,Ltd.,Jingzhou Power Supply Company,Jingzhou Hubei 434007,China;Instrumentation Technology And Economy Institute P.R.C,Beijing 100055,China;Nari Information&Communication Technology Co.,Ltd.,Nanjing 211100,China)
出处
《自动化与仪器仪表》
2023年第9期83-86,91,共5页
Automation & Instrumentation
基金
钢铁工业网络化协同生产智能管控平台关键技术研究(2020YFB1712804)
国网湖北省电力有限公司荆州供电公司科技项目“SDH光传输设备故障采集程序及预警系统研制”(B715J0220060)。
作者简介
郑门华(1968-),男,湖北荆州人,本科,高级工程师,主要研究方向为通信工程、智能电网信息工程。
