Experimental investigation of high viscosity on oil spray cooling system with hairpin windingGhahfarokhi, Payam Shams; Kallaste, Ants; Podgornovs, Andrejs; Cardoso, Antonio J. Marques; Vaimann, Toomas; Sarap, Martin; Rjabtšikov, Viktor2023 IEEE 14th International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives (SDEMPED)2023 / p. 234-238 https://doi.org/10.1109/SDEMPED54949.2023.10271484 Preliminary analysis of mechanical bearing faults for predictive maintenance of electrical machinesKudelina, Karolina; Raja, Hadi Ashraf; Autsou, Siarhei; Naseer, Muhammad Usman; Vaimann, Toomas; Kallaste, Ants; Pomamacki, Raimondas; Hyunh, Van Khang2023 IEEE 14th International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives (SDEMPED)2023 / p. 430-435 https://doi.org/10.1109/SDEMPED54949.2023.10271451