Results 121 to 130 of about 1,639 (185)

Design synthesis of LCC HVDC control systems. [PDF]

open access: yes, 2011
Thesis (Ph.D.)-University of KwaZlu-Natal, Durban, 2011.From the early days of HVDC system applications, the importance of mathematical modelling of the dynamics of Line Commutated Converter (LCC) HVDC systems has been appreciated.
Chetty, Leon.
core  

Adaptability Analysis and Countermeasures for Distance Protection of AC Transmission Lines Connected LCC-HVDC Inverter Station

open access: yesZhongguo dianli
The AC transmission line fault near the LCC-HVDC inverter station might lead to commutation failure. And fault voltage and current waveforms would be distorted. It will have an adverse effect on the performance of fundamental power frequency phasor based
Huixin LI   +4 more
doaj   +1 more source

4种多馈入高压直流输电子系统的仿真分析

open access: yesGaoya dianqi, 2018
以多馈入高压直流输电为例,分析了4种多馈入高压直流输电子系统的拓扑结构,基于PSCAD/EMTDC仿真软件建立了4种不同拓扑结构的多馈入高压直流输电子系统,通过接入受端弱交流系统,研究了4种多馈入子系统的暂态运行特性,仿真结果表明:整流侧为LCC、逆变侧为MMC的LCC-MMC HVDC系统的馈入有效地提高了LCC-HVDC的换相失败免疫力,缩短了故障恢复时间,改善了LCC-HVDC系统的暂态运行特性,提高了系统的供电可靠性。同时降低了VSC-HVDC、H-HVDC的工程造价和开关损耗 ...
梅永振, 王海云, 李阳, 潘悦
doaj  

Enhanced Electrical Properties of Polyethylene-Graft-Polystyrene/LDPE Composites. [PDF]

open access: yesPolymers (Basel), 2020
Song S   +6 more
europepmc   +1 more source

Extension of pole differential current based relaying for bipolar LCC HVDC lines. [PDF]

open access: yesSci Rep
Tiwari RS   +3 more
europepmc   +1 more source

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