Results 21 to 30 of about 18,543 (264)

HVDC power transmission technology assessment [PDF]

open access: yes, 1997
The purpose of this study was to develop an assessment of the national utility system`s needs for electric transmission during the period 1995-2020 that could be met by future reduced-cost HVDC systems. The assessment was to include an economic evaluation of HVDC as a means for meeting those needs as well as a comparison with competing technologies ...
Hauth, Ronald L.   +5 more
openaire   +2 more sources

Harmonic loss analysis of converter transformer in LCL-HVDC system

open access: yesEnergy Reports, 2020
At present, China’s energy distribution and economic development are extremely unbalanced. In order to make rational use of resources, China has promoted the “west to East power transmission” and “north to South Power Transmission” pattern.
Qing Ni   +3 more
doaj   +1 more source

Peak Shaving Model for Coordinated Hydro-Wind-Solar System Serving Local and Multiple Receiving Power Grids via HVDC Transmission Lines

open access: yesIEEE Access, 2020
To meet the rapid growth of electricity demand and reduce carbon intensity, China is developing renewable energies rapidly including hydropower, wind and solar power.
Benxi Liu   +5 more
doaj   +1 more source

HVDC power transmission environmental issues review [PDF]

open access: yes, 1997
This report strives to define the various environmental effects associated with HVDC lines, discusses the current knowledge of their potential effects on biological and non-biological systems, and compares these effects associated with ac lines where appropriate.
Bailey, W.H., Weil, D.E., Stewart, J.R.
openaire   +2 more sources

Review on DC transmission systems for integrating large‐scale offshore wind farms

open access: yesEnergy Conversion and Economics, 2021
The exploitation of offshore wind power has increased rapidly in recent years. To gain more wind power energy, offshore wind farms move farther from onshore.
Zhengxuan Li   +5 more
doaj   +1 more source

Operation and control of a current source converter series tapping of an LCC-HVDC link for integration of offshore wind power plants [PDF]

open access: yes, 2016
This work presents a series tapping station for integrating Offshore Wind Power Plants (OWPP) into a (Line Commutated Converter High Voltage Direct Current) LCC-HVDC transmission system.
Galceran Arellano, Samuel   +3 more
core   +2 more sources

Operation and Challenges of Multi-Infeed LCC–HVDC System: Commutation Failure, AC/DC Power Flow, and Voltage Stability

open access: yesApplied Sciences, 2021
This paper presents a detailed analysis of commutation failure, AC/DC power flow, and voltage stability of multi-infeed high-voltage direct current (HVDC). The use of HVDC power transmission technology has become common in modern power systems.
Bilawal Rehman   +4 more
doaj   +1 more source

High voltage direct current (HVDC) transmission: Future expectation for Pakistan

open access: yesCSEE Journal of Power and Energy Systems, 2019
An HVDC transmission system for bulk power transfer over longer distance offers numerous advantages over an alternating current (AC) transmission system, such as direct integration of networks operating at different frequencies, comparatively low line ...
Kamran Hafeez, Shahid A. Khan
doaj   +1 more source

A market-based transmission planning for HVDC grid—case study of the North Sea [PDF]

open access: yes, 2015
There is significant interest in building HVDC transmission to carry out transnational power exchange and deliver cheaper electricity from renewable energy sources which are located far from the load centers.
Gibescu, M   +3 more
core   +1 more source

Analysis of influence of energy storage system parameters on HVDC commutation failure overvoltage [PDF]

open access: yesE3S Web of Conferences, 2023
Overvoltage is a common fault in high voltage direct current (HVDC) transmission systems, which directly affects the safe and stable operation of the system.
Ge Pengjiang   +5 more
doaj   +1 more source

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