Results 31 to 40 of about 11,053 (172)

基于改进和声搜索算法的有源配电网优化调度

open access: yesGaoya dianqi, 2021
优化调度策略是有源配电网对分布式能源实施主动管理的核心技术,也是有源配电网安全经济运行的重要保障。文中以不同类型分布式电源的出力为控制变量,构建了突出电压质量提升和运行成本降低为目标的模糊化调度模型。引入均匀分布的初始和声库及变维数和声记忆库对基本和声搜索算法的改进用于调度模型的求解。通过IEEE33节点系统上的大量仿真测试和比较分析,验证了所建立的优化调度模型和改进算法的正确性和有效性。
段建东   +4 more
doaj  

A fast PSO algorithm based on Alpha-stable mutation and its application in aerodynamic optimization

open access: yesXibei Gongye Daxue Xuebao, 2022
提出了一种基于Alpha stable分布的新型变异方法。针对粒子群算法容易陷入局部最优的缺点, 通过对比分析确定了一种调整Alpha stable分布的稳态系数动态变异策略, 使粒子群算法能够在搜索初始阶段具有更强的种群多样性以及算法探索能力, 减少陷入局部最优的可能; 在算法末期增强粒子群优化算法的局部搜索能力, 提高解的精度。将基于Alpha stable变异的粒子群优化算法(Alpha stable particle swarm optimization, ASPSO ...
FAN Huayu   +3 more
doaj   +1 more source

Optimized Operation Strategy of Wind-Solar-Storage Integrated Charging Station Considering Power-to-Hydrogen and Demand Response [PDF]

open access: yes
ObjectivesTo meet the charging demands of new energy vehicles and promote the utilization of renewable energy, an optimized operation strategy of a wind-solar-storage integrated charging station, considering power-to-hydrogen conversion and demand ...
CUI Lu, LIU Shilin, MIAO Wan, WANG Qing
core   +1 more source

Perceived costs as drivers of wildlife management preferences in rural Tanzanian communities

open access: yesConservation Biology, EarlyView.
Abstract Effectively managing human–wildlife interactions is crucial for fostering coexistence on shared landscapes. Management options are most effective when aligned with the preferences of people directly affected by wildlife, yet little is known about how socioecological factors influence these preferences.
Christian Kiffner   +10 more
wiley   +1 more source

Optimization and Scheduling of Integrated Energy Systems With Carbon Capture and Storage-Power to Gas Based on Information Gap Decision Theory [PDF]

open access: yes
ObjectivesThe main issue in the current rational optimization of integrated energy systems is to adopt technological means to improve energy conversion efficiency, reduce system energy waste and regional environmental pollution, in order to ...
BAO Geriletu, LI Xinxin, ZHAO Zhenyu
core   +1 more source

Metaverse Application in Power Systems [PDF]

open access: yes, 2022
Metaverse is a new internet application and social form of virtual reality integration which is produced by integrating a variety of new technologies.
LI Guangdi, XI Chao, YANG Bo, ZHOU Bowen
core   +1 more source

Structured machine learning modeling to support conservation of deep‐sea benthic biodiversity

open access: yesConservation Biology, EarlyView.
Abstract Biodiversity monitoring programs need to deliver accurate, timely, and actionable predictions. To establish a predictive monitoring program for deep‐sea benthos of the Santos Basin, Brazil, we developed a two‐stage structured model that allowed comparison of biodiversity predictions obtained from environmental simulations (2M‐Sim).
Gustavo Fonseca   +23 more
wiley   +1 more source

Attainment Pairing Effects on Cognitive Conflict in Technology‐enhanced EFL Cooperative Tasks

open access: yesInternational Journal of Applied Linguistics, EarlyView.
ABSTRACT This study examines how attainment pairing (high‐high versus high‐low versus low‐low attainment) impacts English as a Foreign Language (EFL) learner engagement during technology‐enhanced cooperative writing tasks. Seventy‐eight Chinese university learners formed 39 dyads (13 pairs per group) via Tencent Meeting.
Ying Liu, Allen Thurston
wiley   +1 more source

外腔可调谐激光器热调谐标准具的热分析优化

open access: yesGuangtongxin yanjiu, 2019
为了提高外腔可调谐激光器热调谐标准具表面温度的均匀性,文章采用仿真分析的方法得到热调谐标准具表面温度分布特点,提出了优化热调谐标准具加热电极的解决方案,以实现热调谐标准具表面温度分布均匀化的目的。文章阐述了热调谐标准具优化加热电极轨迹分布、增加石英片以增加导热路径热阻以及优化加热电极功耗分布的技术方案,通过对优化后的热调谐标准具进行热分析模拟,得到优化后热调谐标准具的表面温度分布。分析结果表明,优化后的热调谐标准具表面温度差降低了77%,具有更好的温度均匀性 ...
杨明冬   +5 more
doaj  

Explorations in Makespan and Energy- Consumption-Oriented Multi-Objective Workflow Scheduling Algorithms [PDF]

open access: yes, 2015
在传统的多处理器调度系统当中,应用程序所追求的主要目标是该应用程序 的完成时间尽可能的少。然而近些年来,应用程序在执行过程中所消耗的能量越 来越引起人们的广泛关注。因此,在现代多处理器调度系统当中,以应用程序的 完成时间和能量消耗为目标多目标工作流调度问题就成为调度领域的热点前沿 问题。动态电压缩放技术(DynamicVoltageScaling,DVS)作为人们研究调度算法 的有效技术之一,更是受到人们越来越多的关注。DVS技术支持动态调节处理器 的电压等级值 ...
周鹏吉
core  

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