A comprehensive, up-to-date exploration of online impedance measurement techniques In Electrically Contactless Online Impedance Measurement: Theory and Applications , distinguished researchers deliver an authoritative discussion of the theory, most recent developments, and practical applications of contactless online impedance measurement techniques. The book examines a range of relevant topics, including the fundamental principles of online impedance measurement, detailed discussions on various non-contact measurement setups (such as two-probe, single-probe, and multi-probe setups), as well as their applications across a variety of industries, like power electronics, transport electrification, power and energy. The book also includes: A thorough introduction to the evolution and importance of online impedance measurement Comprehensive evaluations of the advantages and limitations of probe setups Practical discussions of future research directions and technological advancements in non-contact impedance measurement Detailed treatments of reliability design, health diagnosis, and condition monitoring in power conversion, transport electrification, renewable energy, and motor drive systems, etc. Perfect for electrical and electronics engineers, Electrically Contactless Online Impedance Measurement will also benefit academic researchers and industrial professionals with an interest in safer and simpler contactless impedance measurement setups.