Results 41 to 50 of about 1,289,411 (215)

Research on Breaking Function for Two Bidirectional Γ-Source DC Solid-State Circuit Breakers [PDF]

This paper proposed two bidirectional Γ-source DC circuit breakers (Bi-ΓDCCB1 and Bi-ΓDCCB2) only using diodes and mechanical switches to construct bidirectional topology without introducing passive components, leading to owning a simpler and smaller ...
Xue, Dan, An, Ning, Song, Weizhang, Han, Zhenhong, Wheeler, Patrick, Wang, Chen   +5 more
core   +1 more source

Arc root commutation from moving contacts in low voltage devices [PDF]

, 2000
This paper focus on the arc commutation from a moving contact and in particular on the anode motion of a high current arc in low voltage current limiting circuit breakers.
Weaver, P.M., J.W. McBride, Pechrach, K., K. Pechrach, McBride, J.W., P.M. Weaver   +5 more
core   +1 more source

A comprehensive review of impedance source network DC circuit breaker topologies

Cogent Engineering
Dc microgrids (MG) have drawn more attention due to the demand for renewable energy sources, energy storage devices in distributed generation, and the separation of DC loads requiring more power converters.
Marwan R. Abed, Oday A. Ahmed, Ghassan A. Bilal, Pablo Gomez   +3 more
doaj   +1 more source

Meniscus‐guided organic semiconductor single crystals: From fluid dynamics to morphology control and multifunctional applications

FlexMat, EarlyView.
Centered on the multiscale meniscus, this review dissects mass transport in meniscus‐guided coating into parallel and lateral components. By analyzing the balance of multiple factors during crystallization, it establishes a clear morphology‐performance relationship.
Yumeng Wang, Shengnan Chen, Lutong Guo, Lujing Shao, Zhenhua Li, Hao Liu, Yanlin Song, Yali Qiao   +7 more
wiley   +1 more source

DC fault protection of multi-terminal HVDC systems using DC network partition and DC circuit breakers [PDF]

, 2015
This paper concentrates on using fast acting DC Circuit Breakers (DCCBs) at strategic locations to allow the entire Multi-terminal HVDC (MTDC) system to be operated interconnected but partitioned into islanded DC network zones following faults.
Xu, Lie, Rahman, Md Habibur, Bell, Keith
core   +3 more sources

A DC/DC autotransformer with integrated fault blocking capability

Zhejiang dianli, 2023
As crucial equipment for multi-voltage DC interconnection， high-capacity high-voltage DC/DC converters can be used for voltage conversion and DC fault isolation.
LU Yi, WANG Feng, DENG Weicheng, CHEN Qian, XU Jianzhong, QIU Peng   +5 more
doaj   +1 more source

Comb‐Driven Coherent Optical Transmitter for Scalable DWDM Interconnects

Laser &Photonics Reviews, EarlyView.
A comb‐driven coherent optical transmitter on a Si/SiN platform enables scalable DWDM interconnects by integrating ultra‐compact microring‐assisted modulators and interleavers. High‐baud coherent signaling achieves 400 Gb/s per wavelength and >$>$1 Tb/s multi‐channel transmission, with projected >$>$10 Tb/s per fiber, offering a path toward energy ...
Alireza Geravand, Erwan Weckenmann, Jean‐Michel Vallée, Farshid Shateri, Zibo Zheng, Simon Levasseur, Bo Yang, Jiajian Chen, Ting Wang, Zihao Wang, Leslie A. Rusch, Wei Shi   +11 more
wiley   +1 more source

Protection of large partitioned MTDC networks using DC-DC converters and circuit breakers [PDF]

, 2016
This paper proposes a DC fault protection strategy for large multi-terminal HVDC (MTDC) network where MMC based DC-DC converter is configured at strategic locations to allow the large MTDC network to be operated interconnected but partitioned into ...
Xu, Lie, Yao, Liangzhong, Rahman, Md Habibur   +2 more
core   +5 more sources

Analysis of the Feasibility of Using Hybrid DC Circuit Breakers with Forced Switching for Parallel Connections

Energies
The use of advanced switching technologies, including hybrid and fully semiconductor-based circuit breakers, enables a significant reduction in the prospective short-circuit current. This enhances the level of circuit protection by minimizing thermal and
Łukasz Nowak, Michał Rodak, Piotr Borkowski   +2 more
doaj   +1 more source

Machine Learning Enabled Cluster Grouping of Varistors in Parallel-Structured DC Circuit Breakers

IEEE Open Journal of Power Electronics, 2023
This letter presents the first ever trial of machine learning enabled cluster grouping of varistors for DC circuit breakers (DCCBs). It reveals that the manufacturing discrepancy of varistors is a main challenge in their parallel connection. The proposed
Shuyan Zhao, Yao Wang, Reza Kheirollahi, Zilong Zheng, Fei Lu, Hua Zhang   +5 more
doaj   +1 more source