Results 21 to 30 of about 22,049 (174)

Optimal PMU Placement Considering with HVDC Links and Their Voltage Stability Requirements [PDF]

open access: yesAUT Journal of Electrical Engineering, 2019
In wide area measurement systems, PMUs are the main component measuring real time synchronized data from different buses. Installation of PMUs at all buses is a primary way to provide full observability of the power network.
Milad Dalali, Hosein Kazemi Karegar
doaj   +1 more source

Optimization of the Black-Box Arc Models for DC Current Limiting Circuit Breakers Using Levenberg-Marquardt Algorithm

open access: yesIEEE Access, 2023
The black-box arc model is a tool that facilitates efficient research based on empirical studies in breaker design and analysis. However, its application has primarily focused on the design of ACCBs, with only a few instances of its implementation in the
Kyu-Hoon Park   +2 more
doaj   +1 more source

A review of LCC-HVDC and VSC-HVDC technologies and applications

open access: yes2016 IEEE 16th International Conference on Environment and Electrical Engineering (EEEIC), 2016
High Voltage Direct Current (HVDC) systems has been an alternative method of transmitting electric power from one location to another with some inherent advantages over AC transmission systems. The efficiency and rated power carrying capacity of direct current transmission lines highly depends on the converter used in transforming the current from one ...
Oni, Oluwafemi Emmanuel   +2 more
openaire   +4 more sources

LCC-HVDC Converter Station Reactive Power Optimization and Two-Layer Coordination Strategy Research Based on Synchronous Sondenser

open access: yes南方能源建设, 2023
[Introduction] Under the existing converter station reactive power compensation scheme, the synchronous condenser only provides transient reactive power support, and the AC (Alternating Current) filter undertakes steady-state reactive power compensation ...
Dongqing ZHANG   +3 more
doaj   +1 more source

Fault Detection and Classification of VSC-HVDC Transmission Lines Using a Deep Intelligent Algorithm [PDF]

open access: yesInternational Journal of Research and Technology in Electrical Industry, 2023
Considering the sensitivity of high voltage direct current transmission system protection and the difficulty in identifying external DC faults, this paper presents two methods for fault detection and classification in VSC-HVDC transmission lines.
Amir Inanloo salehi, Navid Ghaffarzadeh
doaj   +1 more source

Offshore Wind Power Integration into Future Power Systems: Overview and Trends

open access: yesJournal of Marine Science and Engineering, 2019
Nowadays, wind is considered as a remarkable renewable energy source to be implemented in power systems. Most wind power plant experiences have been based on onshore installations, as they are considered as a mature technological solution by the ...
Ana Fernández-Guillamón   +3 more
doaj   +1 more source

Coordinative Frequency Control of Multi HVDC Links in Sending-End Power Grid Considering Over-Frequency Protection of Wind Power Generation

open access: yesZhongguo dianli, 2021
A large number of high voltage direct current (HVDC) projects are under construction or have been put into operation in order to mitigate the reverse distribution between energy and loads in China.
Guangzeng YOU   +5 more
doaj   +1 more source

Modelling of HVDC breakers for HVDC grid simulations

open access: yes13th IET International Conference on AC and DC Power Transmission (ACDC 2017), 2017
This paper deals with the modelling of high-voltage direct current (HVDC) breakers in PSCAD. The models are aimed at HVDC grid simulation and are kept as simple as possible.
Augustin, Tim   +2 more
openaire   +3 more sources

A Novel Approach to Control Multi Terminal Direct Current Grids under Different Operation Conditions [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2023
Frequency control plays a crucial role in maintaining stability and power equilibrium in Alternative Current (AC) systems, ensuring a balanced distribution between generation and demand.
SEDAGHATI Reza
doaj  

Causes of high amplitude of pipe-to-soil potential under HVDC interference and influencing factors

open access: yes工程科学学报, 2021
Since the 1950s, international studies have confirmed the technical advantages of high-voltage direct current (HVDC) transmission projects, such as large capacity, low loss, and high stability.
Xun YUAN   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy