Results 51 to 60 of about 2,522 (101)

[Hesperetin alleviates doxorubicin-induced cardiotoxicity by regulating the AMPK/NLRP3 pathway]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Yan A, Luo M, Chang J, Li X, Zhu J.
europepmc   +1 more source

雷击和操作过电压双重作用下的牵引站避雷器故障仿真

open access: yesDianci bileiqi
避雷器在运行过程中吸收过高能量会导致热崩溃,热崩溃是造成避雷器损坏的一种常见原因。以一起220kV高铁牵引站送电侧避雷器爆炸事件为例,考虑牵引变压器特殊接线形式,建立了雷击及操作过电压下的线路仿真模型,分析得到此次避雷器故障的原因。本研究首先使用ATP-EMTP仿真软件搭建输电线路及VX接线形式的牵引变压器模型,然后选取双指数波和多波阻抗模型分别模拟雷电流和该工程中的杆塔,计算得到雷击牵引供电系统中杆塔时线路及避雷器的电压波形,并对避雷器吸收能量进行分析。根据相交法闪络判据 ...
朱惠君   +4 more
doaj   +2 more sources

[Experience of the use of cerebral embolic protection device during transcatheter aortic valve replacement]. [PDF]

open access: yesZhejiang Da Xue Xue Bao Yi Xue Ban
Zhang L   +7 more
europepmc   +1 more source

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