Railway Pantograph–Catenary System unlocks the theoretical and practical complexities of this key element in high-speed railway electrification. This authoritative volume offers a focused exploration of optimization approaches for the electrical contact process, ensuring consistent, reliable, and efficient performance by addressing the system’s underlying dynamics, the materials of its components, as well as critical issues such as current-carrying frictional wear, arc phenomena, and environmental impacts. Bridging multiple disciplines, the book presents recent research findings and introduces cutting-edge technologies, laying the foundation for future advancements. Its systematic analysis and inclusion of real-world case studies contribute to an in-depth understanding of how the system operates under varying conditions, equipping readers with guidance for effective implementation. This comprehensive book proves to be an invaluable resource for both academic learners and industry experts and fosters closer collaboration to benefit railway transport all over the world.