Results 101 to 110 of about 1,762 (207)

新沈高1100kV GIS的结构及计算

open access: yesGaoya dianqi, 2007
介绍了国外特高压开关设备的发展状况和新沈高1 100 kV GIS中的断路器、隔离开关、接地开关、母线和套管等关键组成元件的主要结构特点;对其中盆式绝缘子、支持绝缘子、进出线套管等关键部件的绝缘性能进行了分析计算,以该产品为主体的HGIS将进入国网特高压交流的示范工程。
孙永恒, 张铎, 孟维东, 魏俊梅
doaj  

Towards spatio‐temporal data modeling of geo‐tagged shipping information [PDF]

open access: yes, 2014
Ponencias, comunicaciones y pósters presentados en el 17th AGILE Conference on Geographic Information Science "Connecting a Digital Europe through Location and Place", celebrado en la Universitat Jaume I del 3 al 6 de junio de 2014.Spatio-temporal data
Bakillah, Mohamed, Mobasheri, Amin
core   +1 more source

Constructing a transport hGIS: Does infrastructure follow infrastructure?

open access: yes, 2017
The purpose of this contribution is to present the advancement in the construction of a historical geographic information system (hGIS) on Western Europe’s transport system from 1500 to 2000, as introduced at the T2M conference last year. Emphasise is laid on two points: First, the need for special techniques in the processing of scanned paper ...
openaire   +3 more sources

550 kV HGIS隔离开关拒动分析

open access: yesGaoya dianqi, 2010
针对一起550 kV HGIS隔离开关卡滞拒动故障的原因分析和事故处理,在通过零部件检测、模拟配套试验等方法逐步分析故障原因的基础上,提出了适用于现场的隔离开关本体力矩及机构电机负载特性测试的检测手段,并通过试验论证了该方法的有效性,为制造、采购、现场安装及运行维护人员提供借鉴。
段剑   +4 more
doaj  

Troponin I as an Independent Biomarker of Outcome in Children with Systemic Inflammatory Response. [PDF]

open access: yesJ Pediatr Intensive Care, 2023
Leite HP   +3 more
europepmc   +1 more source

Fostering the AR illusion: a study of how people interact with a shared artifact in collocated augmented reality

open access: yesFrontiers in Virtual Reality
Augmented Reality (AR) is a technology that overlays virtual objects on a physical environment. The illusion afforded by AR is that these virtual artifacts can be treated like physical ones, allowing people to view them from different perspectives and ...
Jifan Yang   +6 more
doaj   +1 more source

A la conquista del mundo: apuntes sobre la diplomacia cultural holandesa [PDF]

open access: yes, 2008
Este ARI describe las relaciones culturales internacionales de los Países Bajos y su evolución reciente. ¿Hasta qué punto tienen los Países Bajos una diplomacia cultural consciente, directa y bien coordinada por los actores gubernamentales y no ...
Hurkmans, Ben
core  

从监造角度分析特高压HGIS壳体焊接接头的无损探伤检测

open access: yesGaoya dianqi, 2009
在特高压产品的制造过程中,但凡某个环节出问题,必会影响到产品的质量,将对特高压输变电工程的长期安全稳定运行埋下隐患。针对这一问题,笔者提出驻厂全过程监造,并对监造高压HGIS壳体焊接接头的无损探伤检测进行了认真分析,并提出制造中应注意的质量问题。说明了全过程监造的重要性。
陈守聚   +4 more
doaj  

快速接地开关用电动弹簧操动机构的研制与分析

open access: yesGaoya dianqi, 2013
笔者介绍了自主研发的2521 100 kV GIS、HGIS中要求输入转角为90°的快速接地开关用电动弹簧操动机构的基本结构、工作原理、主要技术参数及特点;借助商用MSC.ADAMS软件进行动力学的模拟仿真分析,并对其进行相关的机械特性试验。试验结果表明,设计与试验实测值基本吻合,完全能够满足快速接地开关的要求。
张强, 张红军, 邓洪祥
doaj  

Landscape change and perception along historical railway: the case of Yunnan-Vietnam Railway, China

open access: yesJournal of Environmental Engineering and Landscape Management
Against the background of environmental change, this study investigates the relationship between landscape changes and perceptions along the historical railway using a combination of Historical Geographic Information Systems (HGIS) and Fuzzy-set ...
Kun Sang, Luoning Xiang, Guiye Lin
doaj   +1 more source

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