Highly accurate approximation for sheath currents in high-voltage three-phase cable line

• Date: 2026
• Main Authors: Tkachenko, O., Pyrohova, U., Grinchenko, V.
• Format: Article
• Language: English
• Published: National Technical University "Kharkiv Polytechnic Institute" and Аnatolii Pidhornyi Institute of Power Machines and Systems of NAS of Ukraine 2026
• Subjects: metal sheath; cable line; single-core cable; solid bonding; regulatory document
• Online Access: https://eie.khpi.edu.ua/article/view/349521
• Journal Title: Electrical Engineering & Electromechanics

Introduction. This study focuses on sheath currents in high-voltage single-core XLPE-insulated power cables with solid bonding. The analysis covers flat and trefoil three-phase cable lines. Sheath current calculation is essential for evaluating thermal conditions, losses, and overall cable performan...