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- With the development of power industry and the rise of voltage class, more and more gas insulated substations (GIS) are used in modern power systems. 随着我国电力工业的高速发展和电压等级的不断提高,气体绝缘变电站(GIS)在我国电力系统中的应用越来越广泛。
- To derive the Bernoulli equation, we apply the work-energy theory to the fluid in a section of a flow tube. 我们应用功能原理来导出流体在一段流管流动的伯努利方程。
- Yin Xiaofang, Yu Li, Liu Guangwei.Overvoltage from gas insulated switchgear disconnector[J].Proceedings of the CSEE, 2002, 22(7):111-114. [1]尹晓芳;于力;刘广维.;封闭式组合电器隔离开关产生的过电压[J]
- Compared with Air Insulated Substation (AIS), Gas Insulated Substation (GIS) has many merits, so it has been applied widely in the world. 气体绝缘变电站(GIS)由于其与空气绝缘变电站相比(AIS)有诸多优点,在世界各地的应用越来越广泛。
- An experimental model is performed in Lab to find the ultra-high frequency (UHF) features of the partial discharges (PDs) signals in Gas Insulated Substations (GIS). 本论文的工作是利用超高频(UHF)法研究GIS试验模型中局部放电的特征。
- Kit consists of: Seat, Stem assembly, Spring, Two piston o-rings, Flow tube O-rings and Cover O-ring. 组件包括:阀座,阀杆总成,弹簧,两个活塞O形环,流量管O形环和阀盖O形环。
- Gas Insulated Switchgears is a kind of distributing equipment, also called Gas Insulated Substation.Due to its predominant performance, GIS is applied to power system widely. 气体绝缘组合电器(GIS)自问世以来,由于其优越的性能,在电力系统得到广泛的应用。
- The Dall flow tube is an empirical design with an extremely high pressure head recovery. Dall流量管是具有特别高的压头补偿的实验装置。
- The paper analyzes the gas insulated switchgears(GIS) anti-maloperation system of the jiuli 220 kV substation,points out the shortcomings,proposes anti-maloperation measures. 对事故原因和误操作原因进行了分析,提出了要严格执行"取证上岗"制度、努力实现系统本质安全等防范误操作的措施。
- Wilson K H,Waldir P M,Jose G F R,et al.Multifunctional Entry Method and Device for Downward Flow Tube Reactor[P].US Pat.:20030194 360A1,2003-10-16. 杨艳辉;邓任生;魏飞;等.;气固并流下行床反应器出入口结构研究现状与展望[J]
- Kit consists of: Diaphragm, Two discs, Two molded disc assemblies, Two seat O-rings, RV O-ring, Two piston O-rings, RV stem O-ring, Flow tube O-rings and Cover O-ring. 组件包括:隔膜,两个阀瓣,两个模制阀瓣总成,两个阀座O形环,RV O形环,两个活塞O形环,RV阀杆O形环,流量管O形环和阀盖O形环。
- SMVS mainly engages in developing and manufacturing medium voltage vacuum interrupters (VI), vacuum circuit breakers (VCB) and gas insulated switchgear (GIS) as well as after sales services in China. 公司在中国主要从事陶瓷真空灭弧室、真空断路器、气体绝缘开关柜及相关产品的开发、制造、市场销售及技术售后服务。
- ABB will replace an existing outdoor 275 kilovolt (kV) substation now nearing the end of its service-life with an indoor substation based on compact, state-of-the-art, gas insulated switchgear (GIS). ABB将用基于体积较小的顶级的气体绝缘接电开关装置(GIS)的室内变电站替换现有的服务年限将到的室外275千伏特的变电站。
- The company mainly engages in development and manufacturing of medium voltage vacuum interrupters, vacuum circuit breakers (VCB) and gas insulated switchgear (GIS) as well as after sales services. 公司位于江苏省无锡高新技术产业开发区内,主要从事中高压陶瓷真空开关管,固封式真空断路器,气体绝缘开关设备及其相关产品的开发、制造、市场销售和售后服务,致力于中国的电力工业。
- The application of gas insulated substation(GIS) has expended year by year, Harm of the very fast transient voltages (VFTO) caused during disconnecting switches (DS) operation becomes more obvious. 随着超高压气体绝缘变电站(GIS)的广泛使用,由隔离开关(DS)操作引起的快速暂态过电压(VFTO)的危害更加明显。
- The critical length of the powder flow tube for the equal dliameter nozzle is determined by Mach Number check method and factors affecting the clogging of powder flow discussed by calculation of the numerical values. 采用马赫数检验法确定等直径管中气粉流的临界管长,并通过数值计算结果讨论各种因素对气粉流壅塞现象的影响。
- It is relevant to point out that, of the gases examined to date, SF6 has probably the most attractive overall dielectric and arc quenching properties for gas insulated high voltage systems. 可以指出,目前为止研究的气体当中,SF6或许具备最全面的介电性能,并在气体绝缘材料的高电压系统中有最强的灭弧性能。
- Structure of Weir and Dem with Guiding Flow Tube 导流管挡渣墙结构
- cubicle gas insulated switchgear(C-GIS) 框式气体绝缘金属封闭开关设备
- Other primary differential-producing devices such as flow tubes or wedge elements may be employed for specific process requirements. These shall be approved by SECCO. 其它主要的差压式设备如流量管或楔型元件可以用于特殊的工艺要求。这必须经赛科批准。