Electrification of construction and demolition tools offers opportunities for higher efficiency, lower noise, and compatibility with battery-electric machinery; yet, the energy conversion characteristics of full-scale electric breaker hammers are poorly understood. This paper presents a complete, cycle-resolved analysi...
T. Mayer, Jyri Peltola, I. Petrov et al.· 2026 IEEE 22nd International...· 0 citations
The demand for high specific power and material efficiency in electrified transportation requires electric machines capable of sustaining high continuous current densities. However, conventional thermal management techniques are severely bottlenecked by the thermal resistance of winding insulation and long heat transfe...
H. T. Canseven, I. Petrov, Pratik Bisale et al.· 2026 IEEE 22nd International...· 1 citation
This paper presents design and optimization of an interior-permanent magnet traction motor (IPM) with directly liquid cooled tooth-coil-windings (DLCTCWs). The main goals are to deliver high torque and low torque ripple in the entire range of operations. Direct liquid cooling of windings ensures operation of the motor...
A. Allahyari, I. Petrov, J. Pyrhönen· 2026 IEEE 22nd International...· 0 citations
The demand for high-specific-power electrical machines in aerospace and advanced mobility applications requires pushing the boundaries of rotational speed and electrical loading, which introduces severe mechanical and thermal challenges. To address these bottlenecks, this paper proposes a high-specific-power permanent...
H. T. Canseven, A. Allahyari, I. Petrov et al.· 2026 IEEE 22nd International...· 0 citations
The pursuit of higher specific power in electric vehicle traction machines drives the adoption of advanced design solutions, including direct liquid cooling via hollow hairpin conductors and elevated operational speeds. One emerging concept involves placing a thin sleeve in the airgap, for example, to arrange direct oi...
K. Vostrov, I. Petrov, J. Pyrhönen· 2026 IEEE 22nd International...· 0 citations
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