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- The HVDC Industry: Visualised, Simplified, for You
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NYISO
New York Independent System Operator (NYISO)
NYISO is a non-profit organization responsible for operating New York's electric grid and managing competitive wholesale electricity markets across the state. It oversees the reliable operation of approximately 11,000 miles of high-voltage transmission, conducts long-term system planning, and ensures fair and transparent access to the grid for diverse market participants.
NYISO is involved with the integration and operation of high-voltage direct current (HVDC) transmission lines, which help address transmission constraints and enhance reliability—particularly in regions with heavy congestion like New York City and Long Island. These HVDC projects are a key tool in NYISO’s efforts to efficiently deliver clean energy and maintain system reliability amid changing supply and demand patterns.
NYISO
TotalEnergies
TotalEnergies
TotalEnergies is a global integrated energy company with over 100,000 employees operating in nearly 120 countries, producing and marketing various forms of energy including oil, biofuels, natural gas, green gases, renewables, and electricity. Their purpose is to provide as many people as possible with energy that is more affordable, more reliable, and more sustainable while following a balanced multi-energy transition strategy.
While there is no specific information about TotalEnergies' HVDC activities in the search results, the company is developing an Integrated Power business that combines renewable assets (solar, onshore wind, offshore wind) with flexible assets (CCGT, storage) to deliver low-carbon electricity available 24/7, leveraging its scale and balance sheet strength to grow in the electricity sector.
TotalEnergies
Elektro-Slovenija
Elektro-Slovenija
Elektro-Slovenija, d.o.o. (ELES) is the state-owned electricity transmission system operator of Slovenia, established in 1991 by the government. ELES is responsible for the exclusive management and operation of the country’s high-voltage transmission network, ensuring reliable and high-quality electrical power delivery through over 2,500 km of transmission lines, and plays a key role in integrating the Slovenian grid with the wider European energy system.
ELES is engaged in the ongoing development of Slovenia’s transmission infrastructure and implements advanced technologies, including activities related to high-voltage direct current (HVDC) systems, as part of its efforts to maintain a reliable and modern grid.
Elektro-Slovenija
Aalborg Univeristy
Aalborg University
Aalborg University (AAU), founded in 1974, is a public university in Denmark with campuses in Aalborg, Esbjerg, and Copenhagen. It is recognized for its innovative problem-based learning model and offers a wide range of programs in humanities, social sciences, natural sciences, engineering, and medicine to over 20,000 students, including a significant proportion of international students.
Aalborg University is especially active in research on high-voltage direct current (HVDC) technology, leveraging its strong engineering faculty to collaborate with industry and advance research in power electronics, grid integration, and HVDC systems.
Aalborg Univeristy
University of Wollongong
University of Wollongong
The University of Wollongong (UOW) is a leading Australian public research university located in Wollongong, New South Wales, with a global network of campuses and over 33,000 enrolled students. Renowned for its multidisciplinary research, high global ranking, and extensive partnerships, UOW offers more than 300 degree programs and is committed to innovation, sustainability, and excellence in teaching and research.
UOW is active in high voltage direct current (HVDC) research and development, particularly through its world-class engineering and electrical power research groups, contributing to advancements in energy transmission technologies and collaborating with industry partners on modern power systems.
University of Wollongong
HVDC-WISE
HVDC-WISE
HVDC-WISE is a multidisciplinary European project involving 14 partners from academia, transmission system operators, and industry sectors across 11 countries, focused on advancing the design and operation framework for hybrid AC/DC electrical grids. The project aims to enhance the resilience and reliability of large-scale transmission networks by developing specialized planning tools, proposing innovative HVDC grid architectures, and validating these concepts through realistic use cases to support the integration of renewable energy sources and the European energy transition.
Specifically in the HVDC field, HVDC-WISE investigates and proposes solutions to foster the deployment of widespread, reliable, and resilient HVDC-based transmission grids. It focuses on overcoming technological barriers by designing HVDC grid architectures that improve overall transmission system stability and resilience, supporting the large-scale integration of renewable energy and enabling future hybrid AC/DC systems across Europe.
HVDC-WISE
TEPCO
Tokyo Electric Power Company (TEPCO)
TEPCO is Japan’s largest electric utility, engaged in generating, transmitting, and distributing electricity to the Kanto region and beyond, with a diversified energy portfolio that includes nuclear, thermal, hydro, and renewable sources. The company is headquartered in Tokyo and provides electricity and gas services to a broad range of customers, while also playing a central role in energy infrastructure and innovation initiatives domestically and internationally.
TEPCO has participated in high-voltage direct current (HVDC) activities primarily through its development and management of advanced transmission networks, supporting efficient long-distance electricity transport and grid stability across its service areas.
