Kari Tammi

19992020

Research output per year

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Research Output

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Conference contribution
2020

Optimization of heat integrated ship systems

Ritari, A., Huotari, J., Tammi, K. & Narimanzadeh, A., 5 Oct 2020, Integrated Energy Solutions to Smart And Green Shipping : 2020 edition. Zou, G. & Hänninen, S. (eds.). VTT, Vol. 380. p. 80-88 9 p. (VTT Technology; no. 380).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Open Access
2019

Different Approaches to Improve Energy Consumption of Battery Electric Buses

Lajunen, A., Kivekäs, K., Baldi, F., Vepsäläinen, J. & Tammi, K., 7 Jan 2019, 2018 IEEE Vehicle Power and Propulsion Conference, VPPC 2018 - Proceedings. IEEE, p. 1-6 6 p. 8605024. (IEEE Vehicle Power and Propulsion Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

4 Citations (Scopus)

Energy efficiency optimization of electric powertrain of underground load-haul-dump mining loader by means of dynamic programming

Baranauskas, M., Minav, T., Belahcen, A., Jokinen, A., Tammi, K. & Pietola, M., 22 May 2019, Conference on Fluid Power, SICFP 2019. Huhtala, K. (ed.). TAMPEREEN YLIOPISTO, p. 438-449 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Feasibility analysis of a battery system for a passenger ferry

Ritari, A., Huotari, J., Halme, J. & Tammi, K., 10 May 2019, PROCEEDINGS OF MOSES2019 CONFERENCE 2ND INTERNATIONAL CONFERENCE ON MODELLING AND OPTIMISATION OF SHIP ENERGY SYSTEMS, 8-10 MAY 2019, GLASGOW, SCOTLAND, UNITED KINGDOM . Theotokatos, G. & Coraddu, A. (eds.).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Feasibility analysis of a battery system for a passenger ferry

Ritari, A., Huotari, J., Halme, J. & Tammi, K., 2019, Integrated Energy Solutions to Smart And Green Shipping. Guangrong, Z. (ed.). VTT, p. 77-83 7 p. (VTT Technology; no. 354).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Lateral and longitudinal control of bus platoon

Tammi, K. & Hyvärinen, V., 2019, 2018 IEEE International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles and International Transportation Electrification Conference, ESARS-ITEC 2018. IEEE, p. 1-6 6 p. 8607431

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Metrology for Inductive Charging of Electric Vehicles (MICEV)

Zucca, M., Bottauscio, O., Harmon, S., Guilizzoni, R., Schilling, F., Schmidt, M., Ankarson, P., Bergsten, T., Tammi, K., Sainio, P., Bruna Romero, J., Puyal, E. L., Pichon, L., Freschi, F., Cirimele, V., Bauer, P., Dong, J., Maffucci, A., Ventre, S., Femia, N. & 3 others, Di Capua, G., Kuster, N. & Liorni, I., Aug 2019, 2019 AEIT International Conference of Electrical and Electronic Technologies for Automotive (AEIT AUTOMOTIVE). IEEE, 8804498

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2018

A HYBRID THERMAL MANAGEMENT SYSTEM WITH NEGATIVE PARASITIC LOSSES FOR ELECTRIC VEHICLE BATTERY PACKS

Arora, S. & Tammi, K., 13 Nov 2018, Proceedings of the ASME 2018 International Mechanical Engineering Congress and Exposition: IMECE 2018. ASME Digital Collection: American Society of Mechanical Engineers, 6 p. IMECE2018-86111

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
File
41 Downloads (Pure)

Cost-Benefit Analysis of Electric Bus Fleet with Various Operation Intervals

Vepsäläinen, J., Baldi, F., Lajunen, A., Kivekäs, K. & Tammi, K., 3 Nov 2018, 2018 21st International Conference on Intelligent Transportation Systems (ITSC). IEEE, p. 1522-1527 6 p. 8569583

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
File
4 Citations (Scopus)
163 Downloads (Pure)

Improving electric vehicle energy efficiency with two-speed gearbox

Laitinen, H., Lajunen, A. & Tammi, K., 2018, 14th IEEE Vehicle Power and Propulsion Conference, VPPC 2017. IEEE, 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

4 Citations (Scopus)

Influence of driving cycle uncertainty on electric city bus energy consumption

Kivekäs, K., Vepsäläinen, J., Tammi, K. & Anttila, J., 2018, 2017 IEEE Vehicle Power and Propulsion Conference. IEEE, 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1 Citation (Scopus)

The Project 'Metrology for Inductive Charging of Electric Vehicles'

Zucca, M., Loader, B., Schmidt, M., Welinder, J., Tammi, K., Bruna Romero, J., Pichon, L., Freschi, F., Bauer, P., Blandow, V., Maffucci, A., Femia, N. & Kuster, N., 19 Oct 2018, CPEM 2018 - Conference on Precision Electromagnetic Measurements. IEEE, 8501202

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1 Citation (Scopus)
2017

Force Estimation in Electromagnetic System Using Augmented Kalman Filter

Redekar, R. V., Kumar, G., Kalita, K. & Tammi, K., Dec 2017, ASME 2017 Gas Turbine India Conference. American Society of Mechanical Engineers, Vol. 2. 8 p. V002T05A009-1

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Magnetic Field Harmonics and its Effect on Vibration in Bridge Configurated Winding Induction Motor

Kumar, G., Kalita, K. & Tammi, K., 2017, Proceedings of the 21st International Conference on the Computation of Electromagnetic Fields, Compumag 2017. Curran Associates, Inc., 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Optimal placement of charging stations using CSO-TLBO algorithm

Deb, S., Kalita, K., Gao, X-Z., Tammi, K. & Mahanta, P., 2017, Proceedings of the 2017 Third IEEE International Conference on Research in Computational Intelligence and Communication Networks, ICRCICN 2017. IEEE, p. 84-89 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

6 Citations (Scopus)

Process integration as a tool for the improvement of cruise ships energy efficiency

Baldi, F., Maréchal, F. & Tammi, K., 2017, Proceedings of Shipping in Changing Climates, CCL 2017. London's Global University, 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionProfessional

2016

Direct discrete-time flux-linkage control of bearingless synchronous reluctance motors

Kataja, J., Antila, M., Sokolov, M., Hinkkanen, M., Saarakkala, S. & Tammi, K., 23 Oct 2016, Proceedings of the 42nd Annual Conference of the Industrial Electronics Society, IECON 2016. Florence, Italy: IEEE, p. 2760-2765 (Proceedings of the Annual Conference of the IEEE Industrial Electronics Society).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1 Citation (Scopus)

Direct Driven Hydraulics: What can possibly go wrong? -A thermal analysis

Minav, T., Papini, L., Järf, A., Tammi, K. & Pietola, M., 2 Nov 2016, Proceedings - 2016 22nd International Conference on Electrical Machines, ICEM 2016. IEEE, p. 1618-1624 7 p. 7732740

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Electric and hybrid electric non-road mobile machinery – present situation and future trends

Lajunen, A., Suomela, J., Pippuri, J., Tammi, K., Lehmuspelto, T. & Sainio, P., 2016, 29th International Electric Vehicle Symposium 2016 (EVS29) . Curran Associates, Inc., p. 2334-2345 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1 Citation (Scopus)

Energy consumption and carbon dioxide emission analysis for electric city buses

Tammi, K. & Lajunen, A., 2016, 29th World Electric Vehicle Symposium and Exhibition (EVS29). Curran Associates, Inc., 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

10 Citations (Scopus)

Flux-linkage model including cross-saturation for a bearingless synchronous reluctance motor

Saarakkala, S. E., Sokolov, M., Mukherjee, V., Pippuri, J., Tammi, K., Belahcen, A. & Hinkkanen, M., 3 Aug 2016, Proceedings of the 15th International Symposium on Magnetic Bearings, ISMB15. Japan Society of Mechanical Engineers, 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionProfessional

Open Access
File
68 Downloads (Pure)

Methods for Reducing Emissions of Small Internal Combustion Engines

Niinikoski, J., Ewalds, J., Heikkinen, E., Kotilainen, J., Kääriäinen, M., Tammi, K., Kiviluoma, P., Korhonen, A. & Kuosmanen, P., 2016, Proceedings of the 11th International Conference of DAAAM Baltic, INDUSTRIAL ENGINEERING, 20-22 April 2016, Tallinn, Estonia. Otto, T. (ed.). Tallinn: Tallinn University of Technology, p. 175-180 6 p. (Proceedings of the International Conference of DAAAM Baltic).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access

State-space flux-linkage control of bearingless synchronous reluctance motors

Saarakkala, S. E., Sokolov, M., Hinkkanen, M., Kataja, J. & Tammi, K., 18 Sep 2016, IEEE Energy Conversion Congress and Exposition (ECCE 2016). Milwaukee, WI: IEEE, 8 p. (IEEE Energy Conversion Congress & Exposition).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
File
7 Citations (Scopus)
238 Downloads (Pure)
2015

Advanced auxiliary cooling system for energy efficient ships

Elg, M., Kuosa, M., Lampinen, M., Lahdelma, R., Mäkipeska, P., Raita, J., Zou, G. & Tammi, K., 2015, International conference on energy efficiency in motor driven systems, Helsinki, Finland, 15-17 September 2015. p. 11

Research output: Chapter in Book/Report/Conference proceedingConference contributionProfessional

Electric City Bus Energy Flow Model and Its Validation by Dynamometer Test

Halmeaho, T., Rahkola, P., Pellikka, A-P., Tammi, K. & Ruotsalainen, S., 2015, IEEE Vehicle Power and Propulsion Conference 2015, Canada Montreal 19-22.10.2015. IEEE, p. 6

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Finite element analysis for bearingless operation of a multi flux barrier synchronous reluctance motor

Mukherjee, V., Pippuri, J., Saarakkala, S. E., Belahcen, A., Hinkkanen, M. & Tammi, K., 25 Oct 2015, Proceedings of the 18th International Conference on Electrical Machines and Systems (ICEMS 2015). Pattaya, Thailand: IEEE, p. 688-691 7385122

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

8 Citations (Scopus)

Supporting the energy efficient ship design process with energy flow simulations: Case efficient cooling water system

Elg, M., Kuosa, M., Tammi, K., Mäkipeska, P., Kinnunen, A. & Rahkola, P., 1 Jan 2015, RINA, Royal Institution of Naval Architects - Energy Efficient Ships 2015, Papers. Royal Institution of Naval Architects, p. 101-109 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Supporting the energy efficient ship design with energy flow simulations: case efficient cooling water system

Elg, M., Kuosa, M., Tammi, K., Mäkipeska, P., Kinnunen, A. & Rahkola, P., 2015, Energy efficient ships 2015, Rotterdam, The Netherlands, 4 November 2015. London, UK: The Royal Institution of Naval Architects

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

2014

Efficient Parallel 3D Computation of Electrical Machines with Elmer

Keränen, J., Pippuri, J., Malinen, M., Ruokolainen, J., Råback, P., Lyly, M. & Tammi, K., 2014, Proc. of 16th Biennial IEEE Conference on Electromagnetic Field Computation (CEFC).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Evaluate Ship Energy Saving Scenarios Using Multi-Domain Energy Flow Simulation

Zou, G., Kinnunen, A., Tervo, K., Orivuori, J., Vänskä, K. & Tammi, K., 2014, 13th International Conference on Computer and IT Applications in the Maritime Industries COMPIT’14. p. 408-417

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Experimental investigation of equalizing voltages in induction machine equipped with bridge configured winding

Natesan, S., Kumar, G., Saikia, D., Kalita, K. & Tammi, K., Feb 2014, Proceedings of National Symposium on Rotor Dynamics. Dr Ambedkar Institute of Technology Bangalore, India, Vibration Institute of India (2014)

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Hybrid City Bus Design Evaluation Using System Level Simulations

Halmeaho, T., Rahkola, P., Pippuri, J. & Tammi, K., 2014, 2014 IEEE 23rd International Symposium on Industrial Electronics (ISIE) . IEEE, p. 1671-1676 (Proceedings of the IEEE International Symposium on Industrial Electronics).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

9 Citations (Scopus)

Improvements in Machinery Design of a Bulk Carrier by Utilising Multi-Domain Energy Flow Simulation

Elg, M., Quach, S. L., Kinnunen, A., Zou, G. & Tammi, K., 2014, 13th International Conference on Computer and IT Applications in the Maritime Systems COMPIT‘ 14. p. 397-407

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Sensorless Position Estimation Method for Magnetic Bearings Based on the Direct Measurement of the Current Slope

Haarnoja, T., Halmeaho, T., Manninen, A. & Tammi, K., 2014, The 7th IET International Conference on Power Electronics, Machines and Drives (PEMD) 2014.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Vibration Control in Electrical Machines Using Built‐in Actuator

Kalita, K., Kumar, G., Natesan, S. & Tammi, K., 2014, Proceedings of the 9th IFToMM International Conference on Rotor Dynamics. Pennacchi, P. (ed.). p. 1593-1603 (Mechanisms and Machine Science).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2013

Adjustable Tuned Mass Damper Concept for Diesel Generator

Keinänen, J., Tammi, K., Sainio, H., Mäkinen, A. & Paloheimo, P., 2013, Proc. of 27th CIMAC World Congress on Combustion Engines, 13-17 May 2013, Shanghai, China.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Ecodesign concept case studies: Cu in electric motor and Ni in waste incinerator

Laitinen, T., Turunen, E., Salmi, O., Tammi, K., Mroueh, U-M. & Kivikytö-Reponen, P., 2013, MRS Online Proceedings Library. MRS Materials Research Society, Vol. 1492. p. 79-84 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Magnetic bearing as Switched Reluctance Motor - feasibility study for bearingless Switched Reluctance Motor

Halmeaho, T., Haarnoja, T., Manninen, A., Pippuri, J., Keränen, J. & Tammi, K., 2013, Proceedings of the 2013 IEEE International Electric Machines and Drives Conference (IEMDC). IEEE, p. 401-408

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Modeling ship energy flow with multi-domain simulation

Zou, G., Kinnunen, A., Tervo, K., Elg, M., Tammi, K. & Kovanen, P., 2013, Proc. 27th CIMAC World Congress on Combustion Engines. Cimac, 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Scalable open- and balance-type calorimeter for measuring power electronics and motors

Kosonen, A., Aarniovuori, L., Pyrhönen, J., Ahola, J., Niemelä, M. & Tammi, K., 2013, Proceedings IECON 2013 - 39th Annual Conference of the IEEE Industrial Electronics Society. IEEE, p. 3096 - 3101 6699623

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

3 Citations (Scopus)
2012

An estimator for the eigenvalues of the system matrix of a periodic-reference LMS algorithm

Haarnoja, T., Tammi, K. & Zenger, K., 2012, ICASSP 2012 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2012, Kyoto, 25 March 2012 - 30 March 2012. p. 3777-3780 (International Conference on Acoustics Speech and Signal Processing ICASSP).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Torque density of radial, axial and transverse flux permanent magnet machine topologies

Pippuri, J., Manninen, A., Keränen, J. & Tammi, K., 2012, Proceedings of the 15th Biennial IEEE Conference on Electromagnetic Field Computation (CEFC2012).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2011

Dynamics of bridge-configured built-in force actuator for vibration control in four-pole cage induction machine

Laiho, A., Kalita, K., Tammi, K. & Garvey, S. D., 2011, 18th International Congress on Sound and Vibration 2011, ICSV 2011. Vol. 1. p. 165-172 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

3 Citations (Scopus)

Linear Time-Periodic representation for periodic-reference, discrete-time filtered-x LMS algorithm

Haarnoja, T., Tammi, K. & Zenger, K., 2011, 18th International Congress on Sound and Vibration (ICSV 18), Rio de Janeiro, Brazil, 10-14 July 2011. Rio de Janeiro, Brazil: International Institute of Acoustics and Vibration (IIAV), p. 8

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

3 Citations (Scopus)

Modal and operational deflection shape analysis of axial flux permanent magnet disk type electric machine

Vidqvist, V., Kinnunen, A., Savolainen, M. & Tammi, K., 2011, 18th International Congress on Sound and Vibration 2011, ICSV 2011. Vol. 3. p. 2135-2142 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Predictive Individual-Pitch Control Architecture for Wind Turbine Fatigue Load Reduction

Haarnoja, T., Kataja, J. & Tammi, K., 2011, Proceedings of the International Conference on Power and Energy Engineering (CPEE).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2010

Feedforward multiple harmonic control for periodic disturbance rejection

Zenger, K., Altowati, A., Tammi, K. & Vesaoja, E., 2010, The 11th International Conference on Control, Automation, Robotics and Vision (ICARCV 2010), Singapore, 7-10 December 2010. Singapore: IEEE, p. 305-310

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

5 Citations (Scopus)

Modelling of flexural rotor vibration and time-periodic system dynamics in a two-pole cage induction machine equipped with a self-bearing force actuator

Laiho, A., Tammi, K. & Vidqvist, V., 2010, IFAC WORKSHOPS - Periodic Control Systems PSYCO 2010. IFAC, p. 110-115 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
2009

Harmonic rotor vibration with control in a cage induction machine

Laiho, A., Tammi, K. & Arkkio, A., 2009, The 16th International Congress on Sound and Vibration - ICSV16, Krakow, Poland, 5-9 July, 2009. p. 9

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

On convergence problems of adaptive fir filter with lms algorithm

Tammi, K., Laiho, A., Lantto, E., Zenger, K. & Arkkio, A., 2009, The 16th International Congress on Sound and Vibration - ICSV16, Krakow, Poland, 5-9 July 2009. Pawelczyk, M. & Bismor, D. (eds.). Krakow, Poland: IIAV, p. 8

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

5 Citations (Scopus)