网压水平,catenary voltage level
1)catenary voltage level网压水平
1.The typical element models of the traction power supply system are built by the PSCAD/EMTDC, the AT power supply mode with Scott transformer and DN power supply mode with V/v transformer are simulated and analysed, and thecatenary voltage level is mainly studied.利用PSCAD/EMTDC对牵引供电系统的典型元件进行建模,分别对Scott接线牵引变压器的AT供电方式以及V/v接线牵引变压器的带回流线的直接供电方式两种应用广泛的牵引供电系统进行了仿真分析,重点研究了两种供电方式下牵引网的网压水平,通过比较仿真结果证明所建立的牵引供电系统仿真模型的正确性,该模型能够满足牵引供电系统的电气分析要求。
2)voltage level of traction power net牵引网电压水平
3)horizontal-well network水平井网
1.Analytical methods ofhorizontal-well network flow and their application in oil reservoir engineering;水平井网渗流分析方法及其在油藏工程中的应用
4)water net plain水网平原
1.Study on a original criteria system for environment quality assessment of human settlements and its (feasibility) inwater net plain areas;水网平原区人居环境质量评价指标体系及其可行性研究
5)horizontal grid水平网格
1.Based on the bedding grid andhorizontal grid, mixed grid-modeling method was established by analyzing oil ring distribution and the existing reservoir simulation grid technique.分析了薄油环分布特征及现有油藏模拟网格技术特点,引入顺层网格和水平网格,论述了混合网格建模方法。
英文短句/例句
1.As a shortcut for adding or deleting major gridlines for the value axis of a chart, click the Horizontal Gridlines button on the Chart toolbar.要增加或删除主要数据轴的网格线，单击“图表”工具栏上的“水平网格线”按钮。
2.Number of subdivisions per unit of measurement (horizontal) in grid网格中每一度量单位(水平)的分割数
3.Adds or deletes major value axis gridlines添加或删除水平(主要数值轴)网格线
4.Research of Two-Dimensional Hydrodynamic and Sediment Numerical Model with Colocated Grids;同位网格下平面二维水沙数学模型的研究
5.Study on the Development Situation and Competitive Feature of the Elite Male Single Tennis Game in the world;世界优秀男子单打网球竞技水平发展格局及竞技特征研究
6.The Difference of Mental Health Levels and Personality Traits Between Internet Social Addition and Internet Game Addition in College Students;不同网络成瘾亚型大学生的心理健康水平差异及其与人格的关系
7.Investigation on Internet Addiction College Students and Their Mental Health;大学生网络成瘾者人格特征和心理健康水平的研究
8.Relationships between Land Use Pattern and Surface Water Quality in the Plain River Network Area:A Case study of Wujiang in Jiangsu Province平原河网地区水质与土地利用格局关系——以江苏吴江为例
9.up to one"s Best level in skill and style of play打出水平,打出风格
10.The overall level of market prices declined.市场价格总水平下降。
11.The general price level declined by small margin.价格总水平小幅下降。
12.The general price level will remain stable.价格总水平基本稳定。
13.price level adjusted statement按价格水平调整的报表
14.Research on the Relationship of Online Consumers Personality Types, Interpersonal Trust Levels and Shopping Decision-making Style;网上购物消费者人格类型、人际信任水平与购物决策风格的关系研究
15.Constructing of Information Grid Technique Platform Based on Campus Network;基于校园网的信息网格技术平台构建
16.Research on the Implement of Grid Parallel Computing Platform;网络并行计算网格化平台的构建研究
17.Wireless Mesh Network Load Balancing Exploration and Research无线网格网中负载平衡的探索和研究
18.Research on Integration of Networked Manufacture Platforms Based on Grid基于网格的网络化制造平台集成研究
相关短句/例句
voltage level of traction power net牵引网电压水平
3)horizontal-well network水平井网
1.Analytical methods ofhorizontal-well network flow and their application in oil reservoir engineering;水平井网渗流分析方法及其在油藏工程中的应用
4)water net plain水网平原
1.Study on a original criteria system for environment quality assessment of human settlements and its (feasibility) inwater net plain areas;水网平原区人居环境质量评价指标体系及其可行性研究
5)horizontal grid水平网格
1.Based on the bedding grid andhorizontal grid, mixed grid-modeling method was established by analyzing oil ring distribution and the existing reservoir simulation grid technique.分析了薄油环分布特征及现有油藏模拟网格技术特点,引入顺层网格和水平网格,论述了混合网格建模方法。
6)pressure level压力水平
1.udy on rationalpressure level of 63+4 formation in upper Guantao Formation of the west seventh region in Gudong oilfield.;孤东七区西馆陶组上亚段6~(3+4)层系合理压力水平研究
2.This article researches the injection-production system in one segment of Huabei Oilfield,analyzes the injection-production system of whole segment and decides the reasonable injection-production system,from well pattern adaptation,ratio of injection-production and well numbers,pressure adaptation,reasonablepressure level.研究华北某断块油藏注采系统,从井网适应性评价、合理注采比、注采井数比评价、注水系统压力适应性评价、合理压力水平评价四个方面入手,分析整个断块注采系统的情况,确定了合理的注采系统。
延伸阅读
交流牵引网对通信线路的影响与防护交流牵引网对通信线路的影响与防护the interference and protection of AC traction network on overhead communication lineJ旧01一u qlanylnwang du一tongx旧x一onlu dey一ngx旧ng yufanghu交流牵引网对通信线路的影晌与防护(theinterferenee and Proteetion of AC traetionnetwork on overhead eommunieation line)交流牵引网的电流和电压可在其周围空间产生磁场和电场，并对位于其磁场或电场内的架空通信线路产生磁感应电动势或静电感应电压，对通信设备和人身安全构成危险。牵引电流中的高次谐波分量(见电力牵引高次谙波)还可在通信线路中产生杂音干扰电动势，影响通话质量。影响分类及标准分为危险电压影响和杂音干扰影响两大类。危险电压影响又可分为由牵引网电场产生的静电感应电压影响和由工频牵引电流磁场产生的纵向感应电动势影响;干扰影响则由牵引电流中的谐波成分引起。权威的影响标准是由国际电报电话咨询委员会(CCITT)制定的，中国也采用这一标准.其中有关交流电气化铁道的允许标准如表1.也不相同，其中对800H:频率最为敏感.为了评价各次谐波电流综合产生的杂音干扰影响，可将各次谐波产生的谐波电压换算成等效于800 Hz的综合杂音干扰电压口一丫艺(尸‘u，)，(3)式中Um为综合杂音干扰电压，mV;尸‘为不同频率的音响系数;U了为某单一频率谐波电流产生的谐波电压，mV。防护措施通常可从电气化铁路和通信系统两方面采取措施。在电力牵引供电系统采取的措施有牵引网采用BT供电方式或AT供电方式，缩减供电仲长度，设置回流线和装设R一C滤波器等。(1)牵引网以BT方式供电(见电力牵引BT供电方式)。在BT供电方式时，牵引电流墓本上全程由回流线返回，只有在机车与变电所侧吸上线间的局部区段才不经回流线而由钢轨返回。这种局部按T一R方式(见电力牵引直接供电方式)供电的长度视BT间距和机车取流位置不同而异，最大可达半个BT间距。BT供电方式对减轻感应影响的能力可用屏蔽系数表示衰1交流电气化铁道对通伯晚路危脸电压和杂奋千扰电压允许标准┌────┬────────────────┬──────┬─────┐│通信线路│感应纵电动势允许位(V)│静电感应电流│杂音电动势││ 种类 ├──┬───────┬─────┤允许位(mA) │(mV) │││正常│姐路事故 │条件困难时││ │├────┼──┼───────┼─────┼──────┼─────┤│架空线 │60 │430│150│15 │1。
