Results 41 to 50 of about 12,416 (162)
Design and Implementation of Intelligent Monitoring System for Power Distribution Room [PDF]
, 2016 随着我国经济实力的不断增强，电力系统也取得了显著的成就。当前我国电网规模不断扩充。居民对于供电的可靠性与质量要求大幅提高。因此，如何确保提供经济安全、优质可靠的电力是我国电力系统在未来发展中面临的重要挑战之一。配电室作为电力系统中的重要组成元素，担负着电能的变压分流的重任，传统的配电室管理手段主要是依靠人工定时对电力仪表进行检查并形成报表，其工作效率低下，无法适应迅速发展的供电规模与居民的用电需求。如何利用信息技术与网络传输技术对配电室电力设备的运转状态进行远程实时监控，提高配电室管理的信息化水平 ...
姜维伟
core
Rare Metals, EarlyView.ABSTRACT Developing low‐energy‐input electrocatalytic systems for efficient hydrogen production is crucial for advancing sustainable energy technologies. The overall hydrazine splitting (OHzS) has emerged as a promising strategy to reduce the overall energy consumption by replacing the sluggish oxygen evolution reaction.
Haozhou Chen +13 more
wiley +1 more source
Rare Metals, EarlyView.ABSTRACT Early detection of thermal runaway (TR) is essential for lithium‐ion battery (LIB) safety, as unchecked TR risks catastrophic failures in energy storage systems. Gas‐based sensing offers a faster and more direct approach by detecting decomposition products at the molecular level.
Tianshui Liang +9 more
wiley +1 more source
Design and Implementation of Electric Power Real-time Monitoring System Based on SCADA [PDF]
, 2016 电力系统管理体制的深化改革，变电所的自动化技术在不断进步。目前很多 变电站已逐步实现无人值班或值守。另一方面供电系统各变电站、各单位也都有 了相应的专用网络，随着供电系统的全面改革，对于变电所，除了常规的自动化 系统之外，电网实时监控系统是日常管控工作中急需的一套软件系统。通过监控 系统实施，可以是实现变电站自动运行，大量减少现场操作和控制，监控中心可 以方便进行变电站设备的管理和控制，大大提高了集中监控的综合调度和运行管 理能力。 基于SCADA ...
陈思思
core
Rare Metals, EarlyView.ABSTRACT This study introduces novel nonequiatomic TiZrCoCrMoCux (x = 0, 5, 10; at%) medium‐entropy alloys (MEAx) tailored for orthopedic implants, synergistically combining the biocompatibility of Ti‐based alloys, the wear resistance of CoCrMo alloys, and the antibacterial/osteogenic attributes of Cu. The alloy's microstructure, mechanical properties,
Hang Yu +9 more
wiley +1 more source
Research on the Application of Entropy-TOPSIS Model for Substation Location [PDF]
, 2016 变电站是电力系统的枢纽中心，其站址选择的合理与否不仅与投资总额、运维成本、社会经济发展等经济效益息息相关，更影响着电网的稳定、设备的可靠运行等安全因素。变电站的选址是一个复杂、综合的过程，其影响因素众多，既有定量的又有定性的，既有效益型的又有成本型的。论文从电网构架、经济效益、施工便利程度、自然环境、基础设施等五方面出发，构建了以系统位置等16个影响因素为评价指标的评价体系，并深入分析了变电站选址的基本原则及流程。在此基础上 ...
张永记
core
Identification Method for Nodal Price Multiplicity in Electricity Markets [PDF]
, 2017 In electricity markets, the stepwise supply and demand curves may yield multiple clearing prices. Considering the possibility of rare occurrence of this circumstance, a simple and effective identification method can significantly reduce the computational
Ding, Y +4 more
core +1 more source
Rare Metals, EarlyView.ABSTRACT The development of high‐performance and stable electrocatalysts for oxygen reduction reaction (ORR), oxygen evolution reaction (OER), and hydrogen evolution reaction (HER) plays a critical role in advancing clean energy technologies, including metal‐air batteries and hydrogen production through overall water splitting.
Chen‐Yu Cai +4 more
wiley +1 more source
基于热循环蓄热特性的电-热综合能源系统风电消纳策略 [PDF]
全球能源互联网, 2019 提出一种基于热循环蓄热特性的电-热综合能源系统风电消纳策略。首先构建了典型的电-热综合能源系统结构，分析了电热互补潜力；进而针对热网蓄热特性进行建模，分析了热网蓄热参与系统消纳风电的调节潜力；同时结合热电联产机组和热泵模型，构建了基于热网蓄热特性的电-热综合能源系统优化调度模型，以实现对热网蓄热的充放能管理。算例结果表明，该方法可使热电联产根据系统风电预测出力和电负荷需求调整自身出力，实现系统热负荷跨时段转移，最终达到提升系统风电消纳水平、降低系统一天内用能总成本的目的。
孟宪君 +6 more
doaj +1 more source
Rare Metals, EarlyView.ABSTRACT Proton exchange membrane fuel cells (PEMFCs) require advanced bipolar plate coatings to enhance efficiency, durability, and commercialization potential. This review presents a systematic framework for evaluating and designing bipolar plate coatings, integrating material selection, performance metrics, deposition techniques, and future ...
Shijie Li +12 more
wiley +1 more source