输电线路智能监控光-储独立供电技术研究
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摘要
随着电网技术的发展,电力系统的运行和监控已日趋智能化。智能巡检系统监控设备由于其复杂的工作环境,在设备供电和运行方面存在诸多问题。针对这些问题,运用独立光储供电解决输电线路智能巡检供电问题成为新的发展方向。本文简述了光伏产业发展现状、政策导向及光伏发电技术核心问题,强调了本课题研究的重要意义和广阔的应用前景。针对输电线路智能巡检系统,设计了一种光-储独立供电电路,运用最大功率点追踪技术和双向变换技术,优化供电策略,维持设备稳定运行。结合软件仿真评估设计可行性并制作简易样机进行硬件测试。本课题对电网的智能化发展具有重要意义,具有很高的工程研究价值。
With the development of power grid technology,the operation and monitoring of power system is becoming more and more intelligent. Because of its complex working environment, intelligent inspection system monitoring equipment has many problems in power supply and operation. In view of these problems,it is a new development direction to use independent optical energy storage to solve the power supply problem of transmission line. In this paper,the development status,policy orientation and the core problems of photovoltaic power generation technology are briefly introduced in this paper,which emphasizes the significance of this research and the broad application prospect. Intelligent inspection system for transmission line,and design a kind of light-store independent power supply circuit,using the maximum power point tracking technology and two-way transformation technology,optimize the power supply strategy,maintain the stable operation of equipment. Combined with software simulation evaluation design feasibility and make a simple prototype for hardware testing. This topic is of great significance to the intelligent development of the power grid,which has high engineering research value.
With the development of power grid technology,the operation and monitoring of power system is becoming more and more intelligent. Because of its complex working environment, intelligent inspection system monitoring equipment has many problems in power supply and operation. In view of these problems,it is a new development direction to use independent optical energy storage to solve the power supply problem of transmission line. In this paper,the development status,policy orientation and the core problems of photovoltaic power generation technology are briefly introduced in this paper,which emphasizes the significance of this research and the broad application prospect. Intelligent inspection system for transmission line,and design a kind of light-store independent power supply circuit,using the maximum power point tracking technology and two-way transformation technology,optimize the power supply strategy,maintain the stable operation of equipment. Combined with software simulation evaluation design feasibility and make a simple prototype for hardware testing. This topic is of great significance to the intelligent development of the power grid,which has high engineering research value.
引文
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[12]Mohanty S,Subudhi B,Kumar Ray P. A new MPPTdesign using grey wolf optimization technique forphotovoltaic system under partial shadingconditions[J]. IEEE Trans. Sustain. Energy,2016,7(1):181-188.
[13]Petrone G,Spagnuolo G,Vitelli M. An analogtechnique for distributed MPPT PV applications[J].IEEE Trans. Ind. Electron.,2012,59(12):4713-4722.
[14]Sundareswaran K,Sankar P,Nayak P S R,et al.Enhanced energy output from a PV system underpartial shaded conditions through artificial beecolony[J]. IEEE Trans. Sustain. Energy,2015,6(1):198-209.
[15]Mohanty S,Subudhi B,Kumar Ray P. A new MPPTdesign using grey wolf optimization technique forphotovoltaic system under partial shadingconditions[J]. IEEE Trans. Sustain. Energy,2016,7(1):181-188.
[16]Patel H,Agarwal V. MATLAB-based modeling tostudy the effects of partial shading on PVarraycharacteristics[J]. IEEE Trans. Energy Convers.,2008,23(1):302-310.
[17]Petrone G,Spagnuolo G,Vitelli M. An analogtechnique for distributed MPPT PV applications[J].IEEE Trans. Ind. Electron.,2012,59(12):4713-4722.
[18]Sharma P,Agarwal V. Exact maximum power pointtracking of grid connected partially shaded PVsource using current compensation concept[J].IEEE Trans. Power Electron.,2014,29(9):4684-4691.
[19]Sharma P,Agarwal V. Maximum power extractionfrom a partially shaded PV array using shunt-series compensation[J]. IEEE J. Photovolt.,2003,4(4):1128.
[2]兰国军,栗文义,文博等.分布式储能在风/光/储系统中的应用研究[J].新能源发电控制技术,2014,36(5):48-50.
[3]江全元,石庆均,李兴,等.风光-储独立供电系统电源优化配置[J].电力自动化设备,2013,33(7):19-26.
[4]王海波,许路广,杨秀,等.基于分层控制的光储发电系统电能质量提升方法[J].电测与仪表,2017,54(13):49-55.
[5]曾正,郭宝甫,孙芊,等.考虑混合储能荷电状态的独立光伏系统控制策略[J].电测与仪表,2016,53(15):39-46.
[6]陈亚爱,周京华,李津,等.梯度式变步长MPPT算法在光伏系统中的应用[J].中国电机工程学报,2014,34(19):3156-3161.
[7]张永革,石季英,张文,等.复杂遮阴条件下光伏系统MPPT控制改进PSO算法仿真研究[J].中国电机工程学报,2014,34(增刊):39-46.
[8] Berclin Jeyaprabha S,Immanuel Selvakumar A.Model-Based MPPT for Shaded and MismatchedModules of Photovoltaic Farm[J]. IEEE Trans.Sustain. Energy,2017,8(4):1763-1771.
[9] Paz F,Ordonez M. High-performance solar MPPTusing switching ripple identification based on alock-in amplifier[J]. IEEE Trans. Ind.Electron.,2016,63(6)3595-3604.
[10]Castaner L,Silvestre S. Modelling PhotovoltaicSystems Using PSpice[M]. London,U.K.:Wiley,2002.
[11]Sundareswaran K,Sankar P,Nayak P S R,et al.Enhanced energy output from a PV system underpartial shaded conditions through artificial beecolony[J]. IEEE Trans. Sustain. Energy,2015,6(1):198-209.
[12]Mohanty S,Subudhi B,Kumar Ray P. A new MPPTdesign using grey wolf optimization technique forphotovoltaic system under partial shadingconditions[J]. IEEE Trans. Sustain. Energy,2016,7(1):181-188.
[13]Petrone G,Spagnuolo G,Vitelli M. An analogtechnique for distributed MPPT PV applications[J].IEEE Trans. Ind. Electron.,2012,59(12):4713-4722.
[14]Sundareswaran K,Sankar P,Nayak P S R,et al.Enhanced energy output from a PV system underpartial shaded conditions through artificial beecolony[J]. IEEE Trans. Sustain. Energy,2015,6(1):198-209.
[15]Mohanty S,Subudhi B,Kumar Ray P. A new MPPTdesign using grey wolf optimization technique forphotovoltaic system under partial shadingconditions[J]. IEEE Trans. Sustain. Energy,2016,7(1):181-188.
[16]Patel H,Agarwal V. MATLAB-based modeling tostudy the effects of partial shading on PVarraycharacteristics[J]. IEEE Trans. Energy Convers.,2008,23(1):302-310.
[17]Petrone G,Spagnuolo G,Vitelli M. An analogtechnique for distributed MPPT PV applications[J].IEEE Trans. Ind. Electron.,2012,59(12):4713-4722.
[18]Sharma P,Agarwal V. Exact maximum power pointtracking of grid connected partially shaded PVsource using current compensation concept[J].IEEE Trans. Power Electron.,2014,29(9):4684-4691.
[19]Sharma P,Agarwal V. Maximum power extractionfrom a partially shaded PV array using shunt-series compensation[J]. IEEE J. Photovolt.,2003,4(4):1128.
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