Comparative study of HVAC and HVDC transmission systems

A Kalair, N Abas, N Khan - Renewable and Sustainable Energy Reviews, 2016 - Elsevier
Transport of energy over long distances from remote natural sources to consumers in big
cities requires technical, economic and environmental considerations. Uncertain wind flow …

Unit protection of tapped line DC microgrid

GK Rao, P Jena - IEEE Journal of Emerging and Selected …, 2022 - ieeexplore.ieee.org
DC microgrids are attractive options for being more efficient and less complex than ac
microgrids. Several protection methods exist for ring main and radial dc microgrid …

A mathematical model for the transient stability analysis of a simultaneous AC–DC power transmission system

MT Alam, Q Ahsan - IEEE Transactions on Power Systems, 2017 - ieeexplore.ieee.org
The outcome of recent numerical simulation shows that the conversion of an AC
transmission line to a simultaneous AC-DC line improves the system stability. This paper …

[PDF][PDF] Power upgradation and possibility of small power tapping from composite acdc transmission system

KS Rani, CN Arpitha - International Journal of Electrical and Electronic …, 2013 - ijeetc.com
In recent years, environmental right-of-way and cost concerns have delayed the construction
of a new transmission line, while demand of electric power has shown steady but …

Evaluation of multifrequency power electronic converters: Concept, architectures, and realization

V Chitransh, A Shetty, AK Das, JO Ojo… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
There exist two well-known types of power transfer ac or dc. Power transfer at multiple
frequencies has not yet gained much attention. This article aims at bringing out such …

The Possibility of Enhanced Power Transfer in a Multi-Terminal Power System through Simultaneous AC–DC Power Transmission

S Parveen, S Hameed, H Rahman, K Rahman, M Tariq… - Electronics, 2021 - mdpi.com
The feasibility of power transfer enhancement, through simultaneous AC–DC power
transmission in a two-terminal transmission network, has been proposed earlier by the …

[PDF][PDF] Upgradation of existing ehvac line by composite ac-dc transmission

H Rahman - … on Communication, Computer and Power (ICCCP'09 …, 2009 - researchgate.net
Recently proposed concept of simultaneous ac-dc power transmission enables the long
EHV ac lines to be loaded close to their thermal limits. The conductors are allowed to carry …

A mathematical model for the loadability analysis of a simultaneous AC–DC power transmission system

MT Alam, Q Ahsan - Electrical Engineering, 2018 - Springer
Simultaneous AC–DC power transmission system can, generally, increase the load carrying
capability of an existing long AC transmission line. A mathematical model of a simultaneous …

Rural electrification using overhead HVDC transmission lines

L Chetty, N Ijumba - Journal of Energy in Southern Africa, 2012 - scielo.org.za
One of mankind's greatest modern challenges is poverty alleviation. The provision of
electricity can greatly assist in this regard. The tapping of small amounts of power from an …

Analytical approach to investigate the loadability of a long transmission line for simultaneous AC-DC power flow

MT Alam, Q Ahsan - 8th International Conference on Electrical …, 2014 - ieeexplore.ieee.org
The simultaneous ac-dc power transmission system can increase the load carrying
capability of a long transmission line. A mathematical model is developed in this paper for …