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pro vyhledávání: '"Ramiar Alaei"'
Autor:
Ramiar Alaei, S. Ali Khajehoddin
Publikováno v:
IEEE Access, Vol 12, Pp 76816-76825 (2024)
In this paper, a multilevel Voltage Source Converter for HVDC transmission systems is proposed. The topology is based on a string of full-bridge submodules in addition to an unfolder on the converter’s AC-side. Compared to the modular multilevel co
Externí odkaz:
https://doaj.org/article/3016b32c518240689bd9cc9b8a0e60ef
Publikováno v:
IEEE Transactions on Power Delivery. 32:1527-1534
The sparse modular multilevel converter (MMC) is a new type of high-voltage ac/ac MMC topology suitable for high-power applications. It is based on an alternative configuration of half/full-bridge submodules, and voltage unfolder stages on each side
Autor:
Ramiar Alaei, S. Ali Khajehoddin
Publikováno v:
IEEE Transactions on Power Delivery. 32:226-233
An alternative transmission line design method is proposed that reduces the required conductor-to-ground clearance by injecting third harmonic voltage. In this method, third harmonic voltage is injected to the line, such that the peak amplitude of ph
Publikováno v:
IEEE Transactions on Power Delivery. 31:1195-1202
A new bidirectional multilevel converter topology called the sparse modular multilevel converter suitable for high power ac/ac applications is presented. The proposed topology has fewer insulated-gate bipolar transistor switches and capacitors compar
Publikováno v:
2016 IEEE Energy Conversion Congress and Exposition (ECCE).
A new bidirectional multilevel converter topology called Hybrid Multilevel Converter (HMC) suitable for high power AC/AC applications is presented. It is based on cascaded connection of multiple half-bridge submodules in addition to nine thyristor-ba
Publikováno v:
2015 IEEE Energy Conversion Congress and Exposition (ECCE).
A new AC/AC multilevel converter topology suitable for high power applications is presented. The proposed topology has less number of IGBT switches and capacitors compared with traditional approaches. In addition, more than half of the switches are o
Publikováno v:
2014 IEEE Energy Conversion Congress and Exposition (ECCE).
Publikováno v:
2011 6th IEEE Conference on Industrial Electronics and Applications.
With increasing population and power consumption, new power generation units should connect to the network, that they'll lead to increase level of network short circuit. Considering the increasing level of short circuit, new circuit breakers should b