A Novel Distributed Photovoltaic Output Interval Prediction Method [PDF]
ObjectivesDistributed photovoltaic power prediction is of great significance for the operation and scheduling of photovoltaic power plants. Point prediction methods are difficult to comprehensively describe the uncertainty of distributed photovoltaic ...
CHEN Jin +7 more
core +1 more source
, 2023 随着新能源并网比例持续上升，电池储能系统（battery energy storage system，BESS）的发展备受关注。逐渐完善其激励政策和市场机制，提升其经济效益，对其未来发展具有重要意义。但目前BESS的不同物理特性、政策和市场机制、退役电池的处理方式等问题仍亟待深入研究。分析了BESS的研究现状，包括不同物理特性、参与电力系统价值评估现状。从国内外储能政策的提出、电力市场的运营、碳市场的交易等方面综述了国内外BESS需求及市场机制，并分析了梯次利用BESS的适用场景与经济效益 ...
程林*, 索克兰, 许鹤麟, 黄文瑞
core +1 more source
Prospects for the Development Path of Highway PV-Storage-Charging Integration Under the Background of Transportation and Energy Integration [PDF]
[Introduction] The rapid development of new energy vehicles (NEVs) brings higher requirements for the power demand of highways. Based on the analysis of the power loads of highways, the photovoltaic endowment, and the energy storage technologies suitable
Bingcheng ZHANG +6 more
core +1 more source
Research on Tidal Optimization of Voltage Overrun Problem in Photovoltaic Distribution Network With Electrical Energy Router [PDF]
ObjectivesWith the access of high-penetration distributed photovoltaic to the distribution network, the problems of power back-feeding and voltage overrun become more and more serious.
FENG Zining +3 more
core +1 more source
基于谐波电压突变与盲区识别的自适应混合式孤岛检测法 [PDF]
全球能源互联网孤岛检测技术是分布式光伏规模化接入配电网的关键技术。正反馈主动移频法 （active frequency drift with positive feedback，AFDPF） 是目前应用最广泛的主动式孤岛检测法之一，针对其存在的对电能质量影响大、可靠性差的问题，提出一种基于谐波电压突变与盲区识别的自适应混合式孤岛检测法。首先，提出以突变量检测加延时的方式替代传统谐波电压检测法的总谐波失真 （total harmonic distortion，THD） 值整定，构建孤岛保护启动判据；其次，基于过 ...
冯德品 +5 more
doaj +1 more source
Study and Design of V2G system based on Grid-connected PV Power Generation [PDF]
, 2016 随着分布式可再生能源渗透率的不断提高，光伏等可再生能源接入电网的方式更加多样。同时近年来电动汽车飞速发展，解决充电问题已成为当务之急。在减少大规模充电对电网产生影响的同时，将电动汽车作为储能单元参与电网的调峰调频有利于电网的安全经济运行。本文研究基于光伏发电的V2G系统，旨在增加新能源消纳并促进电动汽车的清洁化和低碳化。系统的最大创新点在于实现了光伏发电并网、电动汽车充电与V2G服务的分时复用。 针对家庭单相并网选取了双向两级式的电路拓扑，不仅结构简单而且易于控制。对双向全桥电路和Buck ...
孙纯鹏
core
Voltage Hierarchical Control Strategy of Active Distribution Network Based on Deep Reinforcement Learning [PDF]
ObjectivesThe randomness and volatility of distributed power generation poses significant challenges for the voltage control in active distribution network (AND).
DU Wanlin +6 more
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Investment Feasibility Analysis and Business Model Exploration of Transportation and Energy Integration Projects [PDF]
[Introduction] In order to achieve the strategic goal of "carbon peaking and carbon neutrality", it is imperative for the transportation industry to transition towards greening and low-carbon development.
Chao TANG +3 more
core +1 more source
Multi-Virtual Power Plant-Oriented Dynamic Aggregation Control Strategy Based on Hierarchical Partition and Multi-Layer Complementation [PDF]
Virtual power plant (VPP) is a new type of operation mode. It can effectively aggregate a large number of demand side resources and formulate effective dynamic aggregate control strategies to achieve power complemen-tation in different time and space of ...
CHEN Wenbin +3 more
core +1 more source