Results 71 to 80 of about 146 (90)

750 kV GIS变电站开关操作电磁暂态特性研究

open access: yesGaoya dianqi
为明确气体绝缘开关设备(gas insulated switchgear,GIS)开关操作过程中的电磁暂态特性。在某750 kV气体绝缘变电站投运期间,设计了测量方案对隔离开关单次闭合、断路器单次闭合两类操作下的瞬态外壳电压(transient enclosure voltage,TEV)与暂态地电位升高(transient ground potential rise,TGPR)进行了测量,并对两类操作的测量结果从宏脉冲和微脉冲特性方面进行了对比分析。结果表明:TEV和TGPR的最大值分别为22.8 ...
江金洋   +5 more
doaj  

GIS中隔离开关的重燃过电压测量和计算

open access: yesGaoya dianqi, 1987
本文介绍用两种不同的方法测量了一实用的550kV气体绝缘变电站(以下简称GIS)系统的隔离开关重燃过电压及模拟方法,并把实测波形与计算波形进行比较后,证明隔离开关的重燃过电压可以进行相当精确地计算。同时给出了10种不同GIS在111种回路结构下的计算结果。
doaj  

[A study on post-traumatic stress disorder classification based on multi-atlas multi-kernel graph convolutional network]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Zhou L   +6 more
europepmc   +1 more source

[Neonatal transport for disasters]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi, 2019
Group of Pediatric Disaster   +4 more
europepmc   +1 more source

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