• AC losses analysis approaches for electric vehicle motors with hairpin winding configurationShams Ghahfarokhi, Payam; Podgornovs, Andrejs; Marques Cardoso, Antonio J.; Kallaste, Ants; Belahcen, Anouar; Vaimann, ToomasIECON 2021 - 47th Annual Conference of the IEEE Industrial Electronics Society, 20212021 / p. 1-4 : ill https://doi.org/10.1109/IECON48115.2021.9589339 https://www.scopus.com/sourceid/56670 https://www.scopus.com/record/display.uri?eid=2-s2.0-85119499431&origin=inward&txGid=1e60eefb46872a0b4433985faee8db06 https://www.webofscience.com/wos/woscc/full-record/WOS:000767230601104
  • Considerations regarding the concept of cost-effective power-assist wheelchair subsystems (case study and initial evaluation)Galkin, Ilja; Podgornovs, Andrejs; Blinov, Andrei; Kosenko, RomanScientific Journal of Riga Technical University. Electrical, control and communication engineering2018 / p. 71-80 : ill https://doi.org/10.2478/ecce-2018-0008
  • Corrections to “Opportunities and Challenges of Utilizing Additive Manufacturing Approaches in Thermal Management of Electrical Machines”
    Ghahfarokhi, Payam Shams; Podgornovs, Andrejs; Kallaste, Ants; Marques Cardoso, Antonio J.; Belahcen, Anouar; Vaimann, Toomas; Tiismus, Hans; Asad, BilalIEEE Access2021 / p. 62532 https://doi.org/10.1109/ACCESS.2021.3074827 https://www.scopus.com/sourceid/21100374601 https://www.scopus.com/record/display.uri?eid=2-s2.0-85105477568&origin=inward&txGid=83f46ea2d51f0b45eb6250dc22097d35 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=IEEE%20ACCESS&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000646206100001
  • Determination of heat transfer coefficient from housing surface of a totally enclosed fan-cooled machine during passive coolingShams Ghahfarokhi, Payam; Podgornovs, Andrejs; Kallaste, Ants; Cardoso, Antonio J. Marques; Belahcen, Anouar; Vaimann, Toomas; Asad, Bilal; Tiismus, HansMachines2021 / art. 120 https://doi.org/10.3390/machines9060120 https://www.scopus.com/sourceid/21100838145 https://www.scopus.com/record/display.uri?eid=2-s2.0-85108676828&origin=inward&txGid=6801ca586da41bf1504b9367d481aff9 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=MACHINES&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000666561900001
  • Determination of heat transfer coefficient of finned housing of a TEFC variable speed motorShams Ghahfarokhi, Payam; Kallaste, Ants; Podgornovs, Andrejs; Belahcen, Anouar; Vaimann, Toomas; Asad, BilalElectrical Engineering2021 / p. 1009–1017 : ill https://doi.org/10.1007/s00202-020-01132-1 https://www.scopus.com/sourceid/16065 https://www.scopus.com/record/display.uri?eid=2-s2.0-85095730833&origin=inward&txGid=f2d1ffd56fbfa217c5eea925fd92b0c7 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=ELECTR%20ENG&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000588228500002
  • Development of analytical thermal analysis tool for synchronous reluctance motorsShams Ghahfarokhi, Payam; Kallaste, Ants; Podgornovs, Andrejs; Belahcen, Anouar; Vaimann, ToomasIET electric power applications2020 / p. 1828-1836 https://doi.org/10.1049/iet-epa.2020.0237 https://www.scopus.com/sourceid/5100155084 https://www.scopus.com/record/display.uri?eid=2-s2.0-85091693073&origin=inward&txGid=3c30507c030f739433ddece9b3e0ed37 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=IET%20ELECTR%20POWER%20APP&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000575110500009
  • 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
  • Hairpin windings for electric vehicle motors : modeling and investigation of AC loss-mitigating approachesGhahfarokhi, Payam Shams; Podgornovs, Andrejs; Cardoso, Antonio J. Marques; Kallaste, Ants; Belahcen, Anouar; Vaimann, ToomasMachines2022 / art. 1029 https://doi.org/10.3390/machines10111029 https://www.scopus.com/sourceid/21100838145 https://www.scopus.com/record/display.uri?eid=2-s2.0-85145738138&origin=inward&txGid=719b0ce425e182d2efdaa7a61b488059 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=MACHINES&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000895534100001
  • Hairpin windings manufacturing, design, and AC losses analysis approaches for electric vehicle motorsGhahfarokhi, Payam Shams; Podgornovs, Andrejs; Cardoso, Antonio J. Marques; Kallaste, Ants; Belahcen, Anouar; Vaimann, Toomas2021 11th International Electric Drives Production Conference (EDPC) : 7-9 Dec. 20212021 / p. 1-7 https://doi.org/10.1109/EDPC53547.2021.9684208
  • The oil spray cooling system of automotive traction motors : the state of the artGhahfarokhi, Payam Shams; Podgornovs, Andrejs; Kallaste, Ants; Cardoso, Antonio J. Marques; Belahcen, Anouar; Vaimann, ToomasIEEE Transactions on Transportation Electrification2023 / p. 428-451 https://doi.org/10.1109/TTE.2022.3189596 https://www.scopus.com/sourceid/21100854649 https://www.scopus.com/record/display.uri?eid=2-s2.0-85134249408&origin=inward&txGid=ca32c88e39fb346e09136e03766dc3f7 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=IEEE%20T%20TRANSP%20ELECTR&year=2023 https://www.webofscience.com/wos/woscc/full-record/WOS:000965954900001
  • Oil spray cooling with hairpin windings in high-performance electric vehicle motorsShams Ghahfarokhi, Payam; Podgornovs, Andrejs; Kallaste, Ants; Vaimann, Toomas; Belahcen, Anouar; Cardoso, Antonio J. Marques2021 28th International Workshop on Electric Drives : Improving Reliability of Electric Drives (IWED)2021 / 5 p https://doi.org/10.1109/IWED52055.2021.9376390
  • Opportunities and challenges of utilizing additive manufacturing approaches in thermal management of electrical machinesGhahfarokhi, Payam Shams; Podgornovs, Andrejs; Kallaste, Ants; Cardoso, Antonio J. Marques; Belahcen, Anouar; Vaimann, Toomas; Tiismus, Hans; Asad, BilalIEEE Access2021 / art. 9364970, p. 36368-36381 : ill https://doi.org/10.1109/ACCESS.2021.3062618 https://www.scopus.com/sourceid/21100374601 https://www.scopus.com/record/display.uri?eid=2-s2.0-85101818112&origin=inward&txGid=3bbf5ea692a71ead68b628e27f4b4af1 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=IEEE%20ACCESS&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000626490600001
  • Steady-state thermal modeling of salient pole synchronous generatorGhahfarokhi, Payam Shams; Podgornovs, Andrejs; Kallaste, Ants; Cardoso, Antonio J. Marques; Belahcen, Anouar; Vaimann, Toomas; Kudrjavtsev, Oleg; Asad, Bilal; Iqbal, Muhammad NaveedEnergies2022 / art. 9460 https://doi.org/10.3390/en15249460 https://www.scopus.com/sourceid/62932 https://www.scopus.com/record/display.uri?eid=2-s2.0-85144602207&origin=inward&txGid=a00aeaec7771533b7be3cd72cbec8484 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=ENERGIES&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000902638600001
  • Thermal analysis of salient pole synchronous machines by multiple model planes approachShams Ghahfarokhi, Payam; Kallaste, Ants; Podgornovs, Andrejs; Belahcen, Anouar; Vaimann, Toomas; Kudrjavtsev, Oleg2020 International Conference on Electrical Machines (ICEM), 23-26 august 2020, Gothenburg, Sweden : online : proceedings2020 / p. 1511–1517 https://doi.org/10.1109/ICEM49940.2020.9270753
  • Thermal modeling of a TEFC synchronous reluctance motorShams Ghahfarokhi, Payam; Podgornovs, Andrejs; Marques Cardoso, Antonio J.; Kallaste, Ants; Belahcen, Anouar; Vaimann, Toomas2021 IEEE 62nd International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON), 15-17 Nov. 2021 : conference proceedings2021 / 4 p. : ill https://doi.org/10.1109/RTUCON53541.2021.9711740