Author: Dr. Ananya Sharma, Er. Rohit Verma.
Abstract: High Voltage Direct Current (HVDC) multi-terminal transmission systems have emerged as a viable solution for efficient long-distance power transfer and integration of renewable energy sources. This paper provides a comprehensive analysis of advanced HVDC multi-terminal topologies, control strategies, and operational considerations. Emphasis is given to system stability, fault management, and interoperability with AC grids. Simulation studies demonstrate the impact of multi-terminal HVDC networks on voltage stability, power flow control, and renewable integration. Challenges, including protection system complexity, converter coordination, and investment costs, are addressed. Recommendations for future research focus on AI-based control, hybrid AC-DC optimization, and standardized protection schemes to enhance reliability and performance of HVDC multi-terminal networks.
Keywords: HVDC, Multi-Terminal Transmission, Grid Integration, Renewable Energy, Power Flow Control, DC Protection, System Stability.
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