Case Study of "Wake Effect" of Adjacent Offshore Wind Farms [PDF]
[Introduction] The purpose of this paper is to study the influence of real "wake effect" of adjacent offshore wind farms on generation loss. [Method] The method is established with the wake scene classification based on the actual arrangement of wind ...
Donglin CUI +4 more
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Research on Model Reduction of Direct Drive Wind Farm Subsynchronous Oscillation Analysis Based on Alternating Direction Implicit Balanced Truncation Method [PDF]
A reduced order model for subsynchronous oscillation analysis of direct drive wind farm was studied, and a balanced truncation method based on alternating direction implicit (ADI) was proposed.
LIU Kan, WANG Jinzhao, YAN Gangui
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Experimental Research on Capacity Expansion of Large-Scale Offshore Wind Farm Under Multiple Wake Models [PDF]
[Introduction] This article aims to study the optimal planned capacity setting of large-scale offshore wind farm. [Method] A series of numerical experiments were conducted on a single planned site with a capacity of 1 GW using three models with different
Chuqi XU +3 more
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Research on Design Optimization of Offshore Booster Stations [PDF]
[Introduction] In recent years, China has put into operation a large number of offshore booster stations and accumulated rich experience in the construction and operation of offshore booster stations.
Binrui ZHANG, Lei SU, Xiaogang WANG
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Research on Construction Mode of Large-Scale Offshore Wind Power Centralized Transmission [PDF]
[Introduction] Offshore wind power has become a research hotspot in the development of global wind power. China's offshore wind power is still in its infancy, the current operation mode is not conducive to the large-scale centralized transmission of ...
Ni LI +3 more
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Analysis of Current Situation and Future Development of Offshore Wind Power Industry [PDF]
[Introduction] Under the trend of accelerating the clean transformation of coastal energy and adjusting the industrial structure, offshore wind power will become an important support for the safe, clean and efficient transformation of power energy in ...
Jiachang LIU +3 more
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目的 本国际临床指南由欧洲残疾儿童学会(the European Academy of Childhood Disability,EACD)牵头制定,旨在解决发育性协调障碍(developmental coordination disorder,DCD)的定义、诊断、评估、干预以及与社会心理方面的临床应用关键问题。 方法 本指南针对五个领域的关键问题,通过文献综述和专家团队的正式讨论达成共识。为保证指南的循证基础,以“机制”、“评估”和“干预”为检索词, 对2012年更新以来提出的最新建议以及新增的“社会心理问题”和“青少年/成人”为检索词进行检索。根据牛津大学循证医学中心证据等级 (证据水平 [level of evidence, LOE]1–4) 将结果进行分类,最终转化为指南建议。并由国际 ...
Jing Hua +6 more
wiley +1 more source
Corrosion Analysis and Corresponding Countermeasures of Steel Structures in Offshore Wind Farms [PDF]
[Introduction] Strategies for preventing corrosion in steel structures at offshore wind farms, derived from a comprehensive study on the environmental conditions, symptoms, and mechanisms of corrosion in such structures, as well as an analysis on various
Chuqi XU, Dongsheng TANG, Hongqing WANG
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Design and Implementation of Wind Power Production Real-time Supervisory Information System [PDF]
本文阐述了SIS的基本概念,分析SIS在电力企业信息化中的地位及国内外 的研究动态,着重研究SIS在风力发电企业中的应用,同时结合目前风力发电生 产信息的特点和需求,设计解决方案,并加以实现为其构建实时信息监测系统。 论文介绍了跨浏览器、跨系统的多媒体JAVA技术、Delphi技术、数据可视 化、网络拓扑设计等关键技术。重点讨论了SIS总体设计方案,包括系统设计的 原则,系统设计的总体要求、系统功能的实现、系统软件架构和网络结构等。系 统实现了实时数据的深层次加工和提炼,为决策分析提供辅助信息 ...
朱文杰
core
张北可再生能源柔性直流电网工程投运以来,交直流系统中数次出现次、超同步振荡问题。对2022年某日振荡发生时现场录波采集到的交直流振荡波形数据进行分析,录波数据分析表明,交流侧的次同步(43.75 Hz)、超同步(56.25 Hz)振荡,在dq坐标系下均表现为6.25 Hz振荡,同时在直流电压和直流电流中也出现了6.25 Hz的振荡频率。初步判断振荡发生的原因是:风电场功率快速变化时,站间骤然变化的直流电压引起了直流电流发生振荡,直流电流通过直流通路造成MMC子模块电容电压产生振荡 ...
刘一民 +5 more
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