AC magnetic loss reduction of SLM processed Fe-Si for additive manufacturing of electrical machinesTiismus, Hans; Kallaste, Ants; Belahcen, Anouar; Tarraste, Marek; Vaimann, Toomas; Rassõlkin, Anton; Asad, Bilal; Shams Ghahfarokhi, PayamEnergies2021 / 13 p. : ill https://doi.org/10.3390/en14051241 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Additive Manufacturing and Performance of E-Type Transformer CoreTiismus, Hans; Kallaste, Ants; Belahcen, Anouar; Rassõlkin, Anton; Vaimann, Toomas; Shams Ghahfarokhi, PayamEnergies2021 / art. 3278 https://doi.org/10.3390/en14113278 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Additively manufactured advanced thermal management solutions for electrical machines = Kihtlisandusmeetodil valmistatud täiustatud jahutuslahendused elektrimasinateleSarap, Martin2025 https://www.ester.ee/record=b5755150*est https://digikogu.taltech.ee/et/Item/e8fe803d-bbda-41c5-b78d-3aef7b1fd504 https://doi.org/10.23658/taltech.54/2025

Analysis of advanced passive heatsinks for electrical machines enabled by additive manufacturingSarap, Martin; Kallaste, Ants; Shams Ghahfarokhi, Payam; Vaimann, Toomas2023 IEEE Workshop on Electrical Machines Design, Control and Diagnosis (WEMDCD) : proceedings2023 / 6 p. : ill https://doi.org/10.1109/WEMDCD55819.2023.10110940

Analysis of the local and global forces acting on the coil structure of a modular slotless permanent magnet generatorKallaste, Ants; Vaimann, Toomas; Belahcen, Anouar; Shams Ghahfarokhi, Payam; Rassõlkin, AntonScientific Journal of Riga Technical University. Electrical, control and communication engineering2019 / p. 9-14 : ill https://doi.org/10.2478/ecce-2019-0002

Analytical thermal model and flow network analysis suitable for open self-ventilated machinesShams Ghahfarokhi, Payam; Kallaste, Ants; Belahcen, Anouar; Vaimann, ToomasIET Electric Power Applications2020 / p. 929-936 : ill https://doi.org/10.1049/iet-epa.2019.1020 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Corrections to “Opportunities and Challenges of Utilizing Additive Manufacturing Approaches in Thermal Management of Electrical Machines”Shams Ghahfarokhi, Payam; 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 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Design of an additively manufactured polymer composite electrical machineSarap, Martin; Kallaste, Ants; Naseer, Muhammad Usman; Tiismus, Hans; Rjabtšikov, Viktor; Shams Ghahfarokhi, Payam; Vaimann, Toomas; Aman, Alexander; Kutia, Mykhailo2023 IEEE 17th International Conference on Compatibility, Power Electronics and Power Engineering (CPE-POWERENG)2023 / 5 p https://doi.org/10.1109/CPE-POWERENG58103.2023.10227413

Determination of core losses using an inverse modeling techniqueOsemwinyen, Osaruyi; Hemeida, Ahmed; Shams Ghahfarokhi, Payam; Belahcen, AnouarIEEE Access2022 / p. 29224-29232 https://doi.org/10.1109/ACCESS.2022.3158365 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Determination of forced convection coefficient over a flat side of coilShams Ghahfarokhi, Payam; Kallaste, Ants; Vaimann, Toomas; Rassõlkin, Anton; Belahcen, Anouar2017 IEEE 58th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON) : proceedings : Latvia, Riga, 12-13 October, 20172017 / [4] p. : ill https://doi.org/10.1109/RTUCON.2017.8124759

Determination of heat transfer coefficient for the air forced cooling over a flat side of coilShams Ghahfarokhi, Payam; Kallaste, Ants; Belahcen, Anouar; Vaimann, ToomasScientific Journal of Riga Technical University. Electrical, control and communication engineering2019 / p. 15-20 : ill https://doi.org/10.2478/ecce-2019-0003

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 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Determination of natural convection heat transfer coefficient over the fin side of a coil systemShams Ghahfarokhi, Payam; Belahcen, Anouar; Kallaste, Ants; Vaimann, Toomas; Rassõlkin, AntonInternational journal of heat and mass transfer2018 / p. 677-682 : ill https://doi.org/10.1016/j.ijheatmasstransfer.2018.05.071 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Determination of thermal convection coefficient from coil's flat plate sideShams Ghahfarokhi, Payam; Kallaste, Ants; Belahcen, Anouar16th International Symposium "Topical Problems in the Field of Electrical and Power Engineering. Doctoral School of Energy and Geotechnology III" : Pärnu, Estonia, January 16-21, 20172017 / p. 130-132 : ill http://www.ester.ee/record=b4650094*est

Determining the thermal conductivity of additively manufactured metal specimensSarap, Martin; Kallaste, Ants; Shams Ghahfarokhi, Payam; Tiismus, Hans; Vaimann, Toomas2022 29th International Workshop on Electric Drives: Advances in Power Electronics for Electric Drives (IWED)2022 / 4 p https://doi.org/10.1109/IWED54598.2022.9722591

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 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Development of thermal analysis tools for synchronous reluctance motors = Soojusanalüüsi töövahendi väljaarendus sünkroon-reluktantsmootorileShams Ghahfarokhi, Payam2019 https://digi.lib.ttu.ee/i/?12288 https://www.ester.ee/record=b5233445*est

Direct conductor cooling of outer-rotor machine enabled by additive manufacturingSarap, Martin; Kallaste, Ants; Shams Ghahfarokhi, Payam; Tiismus, Hans; Vaimann, Toomas2023 IEEE International Conference on Electric Machines and Drives (IEMDC)2023 / 4 p https://doi.org/10.1109/IEMDC55163.2023.10238858

The effect of build direction on the thermal conductivity of additively manufactured AIS10Mg and silicon-steel samplesSarap, Martin; Kallaste, Ants; Shams Ghahfarokhi, Payam; Tiismus, Hans; Vaimann, Toomas2022 International Conference on Electrical Machines (ICEM)2022 / p. 538-543 https://doi.org/10.1109/ICEM51905.2022.9910944

Estimation of harmonic emission of electric vehicles and their impact on low voltage residential networkIqbal, Muhammad Naveed; Kütt, Lauri; Daniel, Kamran; Asad, Bilal; Shams Ghahfarokhi, PayamSustainability2021 / art. 8551 https://doi.org/10.3390/su13158551 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Experimental determination of equivalent circuit parameters for a synchronous generatorNaseer, Muhammad Usman; Asad, Bilal; Shams Ghahfarokhi, Payam; Kallaste, Ants; Vaimann, Toomas; Rassõlkin, Anton2021 IEEE Open Conference of Electrical, Electronic and Information Sciences (eStream): proceedings of the conference, April 22, 2021, Vilnius, Lithuania2021 / 7 p. : ill https://doi.org/10.1109/eStream53087.2021.9431442

Experimental investigation of high viscosity on oil spray cooling system with hairpin windingShams Ghahfarokhi, Payam; 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

Forecasting of energy consumption and production using recurrent neural networksShabbir, Noman; Kütt, Lauri; Jawad, Muhammad; Iqbal, Muhammad Naveed; Shams Ghahfarokhi, PayamAdvances in electrical and electronic engineering2020 / p. 190−197 https://doi.org/10.15598/aeee.v18i3.3597 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Hairpin windings for electric vehicle motors : modeling and investigation of AC loss-mitigating approachesShams Ghahfarokhi, Payam; Podgornovs, Andrejs; Cardoso, Antonio J. Marques; Kallaste, Ants; Belahcen, Anouar; Vaimann, ToomasMachines2022 / art. 1029 https://doi.org/10.3390/machines10111029 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Hairpin windings manufacturing, design, and AC losses analysis approaches for electric vehicle motorsShams Ghahfarokhi, Payam; 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

Hybrid thermal model of a synchronous reluctance machineShams Ghahfarokhi, Payam; Kallaste, Ants; Belahcen, Anouar; Vaimann, Toomas; Rassõlkin, AntonCase studies in thermal engineering2018 / p. 381-389 : ill https://doi.org/10.1016/j.csite.2018.05.007 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Integrating smart energy management system with internet of things and cloud computing for efficient demand side management in smart gridsSaleem, M. Usman; Shakir, Mustafa; Usman, M. Rehan; Bajwa, M. Hamza Tahir; Shabbir, Noman; Shams Ghahfarokhi, Payam; Daniel, KamranEnergies2023 / art. 4835 : ill https://doi.org/10.3390/en16124835 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

The modeling and investigation of slot skews and supply imbalance on the development of principal slotting harmonics in squirrel cage induction machinesAsad, Bilal; Vaimann, Toomas; Belahcen, Anouar; Kallaste, Ants; Rassõlkin, Anton; Khang, Huynh Van; Shams Ghahfarokhi, Payam; Naseer, Muhammad Usman; Iqbal, Muhammad NaveedIEEE Access2021 / p. 165932-165946 https://doi.org/10.1109/ACCESS.2021.3134331 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Natural convection from flat side's of coil systemShams Ghahfarokhi, Payam; Kallaste, Ants; Vaimann, Toomas; Belahcen, Anouar2018 19th International Scientific Conference on Electric Power Engineering (EPE 2018) : Brno, Czech Republic, 16 - 18 May 20182018 / p. 288-292 : ill https://doi.org/10.1109/EPE.2018.8395967

Oil spray cooling system in electrical machineShams Ghahfarokhi, Payam20th International Symposium "Topical problems in the field of electrical and power engineering. Doctoral school of energy and geotechnology. III" : Tallinn, Estonia, September 8-10, 20212022 / p. 11-12 : ill https://www.ester.ee/record=b5457278*est

The oil spray cooling system of automotive traction motors : the state of the artShams Ghahfarokhi, Payam; 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 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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 machinesShams Ghahfarokhi, Payam; 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 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Power losses analysis in thermal design of a synchronous reluctance motorShams Ghahfarokhi, Payam; Kallaste, Ants; Vaimann, Toomas; Belahcen, Anouar2019 IEEE 60th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON), 7-9 October 2019 :  conference proceedings2019 / 5 p. : ill https://doi.org/10.1109/RTUCON48111.2019.8982256

Review of the analytical flow model to predict the hydraulic behaviour in electrical machineShams Ghahfarokhi, Payam; Kallaste, Ants; Vaimann, Toomas; Belahcen, Anouar2019 Electric Power Quality and Supply Reliability Conference (PQ) & 2019 Symposium on Electrical Engineering and Mechatronics (SEEM), Kärdla, Estonia, June 12-15, 2019 : proceedings2019 / 4 p. : ill https://doi.org/10.1109/PQ.2019.8818271

Review of thermal analysis of permanent magnet assisted synchronous reluctance machinesShams Ghahfarokhi, Payam; Kallaste, Ants; Belahcen, Anouar; Vaimann, Toomas; Rassõlkin, AntonPQ2016 : the 10th International Conference 2016 Electric Power Quality and Supply Reliability Conference (PQ) : August 29-31, 2016, Tallinn, Estonia : proceedings2016 / p. 219-224 https://doi.org/10.1109/PQ.2016.7724116

Sliding mean value subtraction-based DC drift correction of B-H curve for 3D-printed magnetic materialsAsad, Bilal; Tiismus, Hans; Vaimann, Toomas; Belahcen, Anouar; Kallaste, Ants; Rassõlkin, Anton; Shams Ghahfarokhi, PayamEnergies2021 / art. 284, 10 p https://doi.org/10.3390/en14020284 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Steady-state thermal model of a synchronous reluctance motorShams Ghahfarokhi, Payam; Belahcen, Anouar; Kallaste, Ants; Vaimann, Toomas; Rassõlkin, Anton59th Annual International Scientific Conference on Power and Electrical Engineering : November 12, 13, 2018, Riga Technical University (RTUCON) : conference proceedings2018 / 5 p. : ill https://doi.org/10.1109/RTUCON.2018.8659846

Steady-state thermal modeling of salient pole synchronous generatorShams Ghahfarokhi, Payam; 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 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Thermal analysis of a SynRM using a thermal network and a hybrid modelShams Ghahfarokhi, Payam; Belahcen, Anouar; Kallaste, Ants; Vaimann, Toomas; Gevorkov, Levon; Rassõlkin, Anton2018 XIII International Conference on Electrical Machines (ICEM 2018) : Alexandroupoli, Greece, 3-6 September 20182018 / p. 2682-2688 : ill https://doi.org/10.1109/ICELMACH.2018.8507002

Thermal analysis of electromagnetic levitation coil [Electronic resource]Shams Ghahfarokhi, Payam; Kallaste, Ants; Belahcen, Anouar; Vaimann, Toomas2016 17th International Scientific Conference on Electric Power Engineering (EPE) : proceedings2016 / [5] p. : ill. [USB] https://doi.org/10.1109/EPE.2016.7521725

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 analysis of totally enclosed fan cooled synchronous reluctance motor-state of artShams Ghahfarokhi, Payam; Kallaste, Ants; Vaimann, Toomas; Belahcen, AnouarIECON 2019 - 45th Annual Conference of the IEEE Industrial Electronics Society : proceedings2019 / p. 4372-4377 : ill https://doi.org/10.1109/IECON.2019.8927706 Conference proceedings at Scopus Article at Scopus Article at WOS

Thermal management of a SynRM for traction applicationShams Ghahfarokhi, Payam18th International Symposium "Topical Problems in the Field of Electrical and Power Engineering". Doctoral School of Energy and Geotechnology III : Toila, Estonia, January 14-19, 2019 : [proceedings]2019 / p. 109-110 : ill https://www.ester.ee/record=b5183874*est

Thermal model of a synchronous reluctance motorShams Ghahfarokhi, Payam; Kallaste, Ants; Belahcen, Anouar17th International Symposium “Topical Problems in the Field of Electrical and Power Engineering”. Doctoral school of energy and geotechnology. III : Kuressaare, Estonia, January 15-20, 20182018 / p. 63-64 : ill http://ise.elnet.ee/record=b2950016~S2*est

Transient modeling and recovery of non-stationary fault signature for condition monitoring of induction motorsAsad, Bilal; Vaimann, Toomas; Belahcen, Anouar; Kallaste, Ants; Rassõlkin, Anton; Shams Ghahfarokhi, PayamAdvances in machine fault diagnosis2022 / p. 43-59 https://doi.org/10.3390/app11062806

Utilization of additive manufacturing in the thermal design of electrical machines : a reviewSarap, Martin; Kallaste, Ants; Shams Ghahfarokhi, Payam; Tiismus, Hans; Vaimann, ToomasMachines2022 / art. 251 https://doi.org/10.3390/machines10040251 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS