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Author

  • Masahito Shoyama
2014

Common-mode noise reduction with two symmetrical three-phase inverters

Zhang, X. & Shoyama, M., Dec 23 2014, EMC 2014/Tokyo - 2014 International Symposium on Electromagnetic CompatibiIity, Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 61-64 4 p. 6997098. (IEEE International Symposium on Electromagnetic Compatibility; vol. 2014-December).

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

1 Citation (Scopus)

Efficiency improvement of power supply with transient current circuit using digital control

Takashita, H., Shoyama, M., Yonezawa, Y. & Nakashima, Y., Jan 1 2014, 2014 International Power Electronics Conference, IPEC-Hiroshima - ECCE Asia 2014. IEEE Computer Society, p. 3386-3391 6 p. 6869982. (2014 International Power Electronics Conference, IPEC-Hiroshima - ECCE Asia 2014).

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

2 Citations (Scopus)

Neural network based a two phase interleaved boost converter for photovoltaic system

Radianto, D. & Shoyama, M., Jan 20 2014, 3rd International Conference on Renewable Energy Research and Applications, ICRERA 2014. Institute of Electrical and Electronics Engineers Inc., p. 430-434 5 p. 7016422. (3rd International Conference on Renewable Energy Research and Applications, ICRERA 2014).

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

8 Citations (Scopus)

Stability considerations for dc power systems with multi-level virtual conductors

Ramadan, H. A., Imamura, Y., Yang, S. & Shoyama, M., Sep 2014, In : Research Reports on Information Science and Electrical Engineering of Kyushu University. 19, 2, p. 41-46 6 p.

Research output: Contribution to journalArticle

Techno-economic optimum sizing of stand-alone photovoltaic/fuel cell renewable system for irrigation water pumping applications

Rezk, H. & Shoyama, M., Mar 17 2014, Conference Proceeding - 2014 IEEE International Conference on Power and Energy, PECon 2014. Muhamad, M. I. & Seroji, M. N. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 182-186 5 p. 7062437. (Conference Proceeding - 2014 IEEE International Conference on Power and Energy, PECon 2014).

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

5 Citations (Scopus)
2015
1 Citation (Scopus)

Application of wireless electromagnetic resonance technology to rotary transformer used in ultrasonic spindle

Inoue, Y., Gao, Y., Shoyama, M. & Fujita, H., Jul 27 2015, 9th International Conference on Power Electronics - ECCE Asia: "Green World with Power Electronics", ICPE 2015-ECCE Asia. Institute of Electrical and Electronics Engineers Inc., p. 1922-1928 7 p. 7168041. (9th International Conference on Power Electronics - ECCE Asia: "Green World with Power Electronics", ICPE 2015-ECCE Asia).

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

2 Citations (Scopus)

Design and implementation of fast PWM boost converter based on low cost microcontroller for photovoltaic systems

Radianto, D., Dousoky, G. M. & Shoyama, M., Jan 1 2015, IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society. Institute of Electrical and Electronics Engineers Inc., p. 2324-2328 5 p. 7392449. (IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society).

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

4 Citations (Scopus)

Dual feedback active damping method for grid-connected LCL filter resonance

Gaafar, M. A., Dousoky, G. M. & Shoyama, M., Jan 1 2015, IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society. Institute of Electrical and Electronics Engineers Inc., p. 3821-3826 6 p. 7392696. (IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society).

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

2 Citations (Scopus)

Lifetime-oriented SVPWM for thermally-overloaded power devices in three-level inverters

Aly, M., Dousoky, G. M. & Shoyama, M., Jan 1 2015, IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society. Institute of Electrical and Electronics Engineers Inc., p. 3614-3619 6 p. 7392662. (IECON 2015 - 41st Annual Conference of the IEEE Industrial Electronics Society).

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

1 Citation (Scopus)

Performance evaluation of surge energy regenerative two-switch power supply with TEC values

Ida, S., Dousoky, G. M., Shoyama, M. & Yamashita, T., Dec 18 2015, 2015 IEEE 2nd International Future Energy Electronics Conference, IFEEC 2015. Institute of Electrical and Electronics Engineers Inc., 7361444. (2015 IEEE 2nd International Future Energy Electronics Conference, IFEEC 2015).

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

Reliability enhancement of multilevel inverters through SVPWM-based thermal management methodology

Aly, M., Dousoky, G. M. & Shoyama, M., Dec 18 2015, 2015 IEEE 2nd International Future Energy Electronics Conference, IFEEC 2015. Institute of Electrical and Electronics Engineers Inc., 7361605. (2015 IEEE 2nd International Future Energy Electronics Conference, IFEEC 2015).

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

4 Citations (Scopus)
2016

Analysis and design method of ZCS DC-DC converter in consideration of the parasitic capacitance of switch and its effect on loss reduction

Ota, T., Imaoka, J., Shoyama, M., Onishi, H., Nagaoka, S. & Morishita, S., Jan 1 2016, 2016 IEEE 2nd Annual Southern Power Electronics Conference, SPEC 2016. Institute of Electrical and Electronics Engineers Inc., 7846099. (2016 IEEE 2nd Annual Southern Power Electronics Conference, SPEC 2016).

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

Analysis and reduction method of conducted noise in GaN HEMTs based totem-pole bridgeless PFC converter

Zhang, B., Lin, Q., Shimada, Y., Imaoka, J., Shoyama, M. & Tomioka, S., Jul 13 2016, 2016 IEEE 8th International Power Electronics and Motion Control Conference, IPEMC-ECCE Asia 2016. Institute of Electrical and Electronics Engineers Inc., p. 274-278 5 p. 7512298. (2016 IEEE 8th International Power Electronics and Motion Control Conference, IPEMC-ECCE Asia 2016).

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

4 Citations (Scopus)

A novel secondary PWM-controlled interleaved LLC resonant converter for load current sharing

Sato, M., Takiguchi, R., Imaoka, J. & Shoyama, M., Jul 13 2016, 2016 IEEE 8th International Power Electronics and Motion Control Conference, IPEMC-ECCE Asia 2016. Institute of Electrical and Electronics Engineers Inc., p. 2276-2280 5 p. 7512652

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

12 Citations (Scopus)

An overheating-tolerant space vector modulation algorithm for multilevel inverters

Aly, M., Dousoky, G. M. & Shoyama, M., Dec 1 2016, In : IEEJ Transactions on Electrical and Electronic Engineering. 11, p. S75-S83

Research output: Contribution to journalArticle

7 Citations (Scopus)

A two state feedback active damping strategy for the LCL filter resonance in grid-connected converters

Gaafar, M. A., Ahmed, E. M. & Shoyama, M., Jul 1 2016, In : Journal of Power Electronics. 16, 4, p. 1587-1597 11 p.

Research output: Contribution to journalArticle

A unified SVM algorithm for lifetime prolongation of thermally-overheated power devices in multi-level inverters

Aly, M., Dousoky, G. M., Ahmed, E. M. & Shoyama, M., Jan 1 2016, ECCE 2016 - IEEE Energy Conversion Congress and Exposition, Proceedings. Institute of Electrical and Electronics Engineers Inc., 7854801. (ECCE 2016 - IEEE Energy Conversion Congress and Exposition, Proceedings).

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

1 Citation (Scopus)

Conducted noise reduction of totem-pole bridgeless PFC converter using GaN HEMTs

Zhang, B., Shi, K., Lin, Q., Dousoky, G. M., Shoyama, M. & Tomioka, S., Sep 20 2016, 2015 IEEE International Telecommunications Energy Conference, INTELEC 2015. Institute of Electrical and Electronics Engineers Inc., 7572416. (INTELEC, International Telecommunications Energy Conference (Proceedings); vol. 2016-September).

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

Design and validation of SVPWM algorithm for thermal protection of T-type three-level inverters

Aly, M., Dousoky, G. M. & Shoyama, M., Sep 20 2016, 2015 IEEE International Telecommunications Energy Conference, INTELEC 2015. Institute of Electrical and Electronics Engineers Inc., 7572316. (INTELEC, International Telecommunications Energy Conference (Proceedings); vol. 2016-September).

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

Droop control for bi-directional DC-DC converters used in multi-level virtual conductors

Takahashi, T., Miyamoto, M., Dousoky, G. M. & Shoyama, M., Sep 20 2016, 2015 IEEE International Telecommunications Energy Conference, INTELEC 2015. Institute of Electrical and Electronics Engineers Inc., 7572468. (INTELEC, International Telecommunications Energy Conference (Proceedings); vol. 2016-September).

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

Improved digital control scheme of synchronous rectification for resonant converter at light load conditions

Sato, M., Dousoky, G. M. & Shoyama, M., Sep 20 2016, 2015 IEEE International Telecommunications Energy Conference, INTELEC 2015. Institute of Electrical and Electronics Engineers Inc., 7572442. (INTELEC, International Telecommunications Energy Conference (Proceedings); vol. 2016-September).

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

MPPT based on incremental conductance-fuzzy logic algorithm for photovoltaic system under variable climate conditions

Radianto, D., Dousouky, G. M. & Shoyama, M., Sep 20 2016, 2015 IEEE International Telecommunications Energy Conference, INTELEC 2015. Institute of Electrical and Electronics Engineers Inc., 7572489. (INTELEC, International Telecommunications Energy Conference (Proceedings); vol. 2016-September).

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

New active damping method for LCL filter resonance based on two feedback system

Gaafar, M. A., Dousoky, G. M. & Shoyama, M., May 10 2016, 2016 IEEE Applied Power Electronics Conference and Exposition, APEC 2016. Institute of Electrical and Electronics Engineers Inc., p. 2735-2741 7 p. 7468250. (Conference Proceedings - IEEE Applied Power Electronics Conference and Exposition - APEC; vol. 2016-May).

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

3 Citations (Scopus)

Robustness analysis for observer based active damping of LCL filter at different resonant frequencies

Gaafar, M. A., Dousoky, G. M. & Shoyama, M., Sep 20 2016, 2015 IEEE International Telecommunications Energy Conference, INTELEC 2015. Institute of Electrical and Electronics Engineers Inc., 7572390. (INTELEC, International Telecommunications Energy Conference (Proceedings); vol. 2016-September).

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

2017

A high-Reliable magnetic design method for three-Phase coupled inductor used in interleaved multi-Phase boost converters

Imaoka, J., Okamoto, K., Shoyama, M., Noah, M., Kimura, S. & Yamamoto, M., Nov 3 2017, 2017 IEEE Energy Conversion Congress and Exposition, ECCE 2017. Institute of Electrical and Electronics Engineers Inc., p. 873-880 8 p. 8095877. (2017 IEEE Energy Conversion Congress and Exposition, ECCE 2017; vol. 2017-January).

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

5 Citations (Scopus)

An AC MPPT with Active/Reactive Power Control Feature for Single-Stage Three-Phase Grid-Connected Photovoltaic VSIs

Dousoky, G. M. & Shoyama, M., Feb 25 2017, In : Electric Power Components and Systems. 45, 4, p. 442-450 9 p.

Research output: Contribution to journalArticle

A new real-time perfect condition monitoring for high-power converters

Aly, M., Ahmed, E. M. & Shoyama, M., Jul 25 2017, 2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017. Institute of Electrical and Electronics Engineers Inc., p. 1473-1477 5 p. 7992262. (2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017).

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

2 Citations (Scopus)

An improved model predictive controller for highly reliable grid connected photovoltaic multilevel inverters

Aly, M., Ahmed, E. M. & Shoyama, M., Dec 14 2017, 2017 IEEE International Telecommunications Energy Conference: Driving Innovation in ICT Energy Infrastructure, INTELEC 2017. Institute of Electrical and Electronics Engineers Inc., p. 450-455 6 p. (INTELEC, International Telecommunications Energy Conference (Proceedings); vol. 2017-October).

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

5 Citations (Scopus)

Conducted noise prediction for zero-crossing issue in totem-pole bridgeless PFC converter

Zhang, B., Lin, Q., Imaoka, J., Shoyama, M., Tomioka, S. & Takegami, E., Dec 14 2017, 2017 IEEE International Telecommunications Energy Conference: Driving Innovation in ICT Energy Infrastructure, INTELEC 2017. Institute of Electrical and Electronics Engineers Inc., p. 396-401 6 p. (INTELEC, International Telecommunications Energy Conference (Proceedings); vol. 2017-October).

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

4 Citations (Scopus)

Derivation of transfer function of LLC current resonant converter using numerical calculation

Shoyama, M., Sagara, T., Yamashita, Y., Imaoka, J., Yonezawa, Y. & Nakashima, Y., Nov 3 2017, 2017 IEEE Energy Conversion Congress and Exposition, ECCE 2017. Institute of Electrical and Electronics Engineers Inc., p. 3056-3062 7 p. 8096559. (2017 IEEE Energy Conversion Congress and Exposition, ECCE 2017; vol. 2017-January).

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

Design of series-parallel combined resonant circuit with rotary transformer used for ultrasonic spindle drive

Imaoka, J., Nam, M., Shoyama, M. & Fujita, H., Jul 25 2017, 2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017. Institute of Electrical and Electronics Engineers Inc., p. 2244-2249 6 p. 7992401

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

2 Citations (Scopus)

Developing new lifetime prolongation SVM algorithm for multilevel inverters with thermally aged power devices

Aly, M., Ahmed, E. M. & Shoyama, M., Dec 15 2017, In : IET Power Electronics. 10, 15, p. 2248-2256 9 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Magnetic design and experimental evaluation of Integrated Magnetic Components used in Interleaved Multi-phase DC/DC converter with Phase Drive Control

Imaoka, J., Okamoto, K., Shoyama, M., Ebisumoto, D., Kimura, S., Noah, M. & Yamamoto, M., Jul 25 2017, 2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017. Institute of Electrical and Electronics Engineers Inc., p. 2192-2197 6 p. 7992392. (2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017).

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

2 Citations (Scopus)

New parameter for current-sensorless MPPT in grid-connected photovoltaic VSIs

Dousoky, G. M. & Shoyama, M., Jan 1 2017, In : Solar Energy. 143, p. 113-119 7 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Study on zero-crossing conducted noise issue of totem-pole bridgeless PFC converter

Zhang, B., Imaoka, J., Shoyama, M., Tomioka, S. & Takegami, E., Jul 25 2017, 2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017. Institute of Electrical and Electronics Engineers Inc., p. 2233-2237 5 p. 7992399. (2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017).

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

Systematic design of grid-current-based active damping for grid-connected LCL filters

Gaafar, M. A., Dousoky, G. M., Ahmed, E. M. & Shoyama, M., May 17 2017, 2017 IEEE Applied Power Electronics Conference and Exposition, APEC 2017. Institute of Electrical and Electronics Engineers Inc., p. 2652-2657 6 p. 7931073. (Conference Proceedings - IEEE Applied Power Electronics Conference and Exposition - APEC).

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

2 Citations (Scopus)

Thermal and reliability assessment for wind energy systems with DSTATCOM functionality in resilient microgrids

Aly, M., Ahmed, E. M. & Shoyama, M., Jan 1 2017, In : IEEE Transactions on Sustainable Energy. 8, 3, p. 953-965 13 p.

Research output: Contribution to journalArticle

22 Citations (Scopus)

Thermal stresses relief carrier-based PWM strategy for single-phase multilevel inverters

Aly, M., Ahmed, E. M. & Shoyama, M., Dec 2017, In : IEEE Transactions on Power Electronics. 32, 12, p. 9376-9388 13 p., 7820206.

Research output: Contribution to journalArticle

19 Citations (Scopus)
2018

Ageing Mitigation Control Method for Power Devices in Multilevel Inverters in Standalone PV Systems

Aly, M., Ahmed, E. M. & Shoyama, M., Dec 3 2018, 2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018. Institute of Electrical and Electronics Engineers Inc., p. 5737-5741 5 p. 8557707. (2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018).

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

A Leakage Flux Cancellation Technique for Series-Parallel Combined Resonant Circuits with Asymmetric Rotary Transformers Used for Ultrasonic Spindle Drive

Imaoka, J. & Shoyama, M., Oct 22 2018, 2018 International Power Electronics Conference, IPEC-Niigata - ECCE Asia 2018. Institute of Electrical and Electronics Engineers Inc., p. 1554-1561 8 p. 8507729. (2018 International Power Electronics Conference, IPEC-Niigata - ECCE Asia 2018).

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

1 Citation (Scopus)

A Magnetic Design Method Considering DC-Biased Magnetization for Integrated Magnetic Components Used in Multiphase Boost Converters

Imaoka, J., Okamoto, K., Kimura, S., Noah, M., Martinez, W., Yamamoto, M. & Shoyama, M., Apr 2018, In : IEEE Transactions on Power Electronics. 33, 4, p. 3346-3362 17 p., 7932878.

Research output: Contribution to journalArticle

9 Citations (Scopus)

An enhanced PWM method for loss balancing of five level T-type inverter in PV systems

Aly, M., Ahmed, E. M., Orabi, M. & Shoyama, M., Apr 18 2018, APEC 2018 - 33rd Annual IEEE Applied Power Electronics Conference and Exposition. Institute of Electrical and Electronics Engineers Inc., p. 2530-2535 6 p. (Conference Proceedings - IEEE Applied Power Electronics Conference and Exposition - APEC; vol. 2018-March).

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

3 Citations (Scopus)

A New Single-Phase Five-Level Inverter Topology for Single and Multiple Switches Fault Tolerance

Aly, M., Ahmed, E. M. & Shoyama, M., Nov 2018, In : IEEE Transactions on Power Electronics. 33, 11, p. 9198-9208 11 p., 8253839.

Research output: Contribution to journalArticle

24 Citations (Scopus)

Current-Mode Digital Control Method for High Frequency DC-DC Converter with Reduced Number of Sampling in One Switching Cycle

Mishima, A., Takiguchi, R., Imaoka, J., Shoyama, M., Yamaguchi, A. & Kimura, T., Dec 3 2018, 2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018. Institute of Electrical and Electronics Engineers Inc., p. 1423-1427 5 p. 8557393. (2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018).

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

Limit Operating Frequency of Peak Current-Mode Control DC-DC Converter Considering Turn-Off Delay Time

Ute, R., Fujiwara, K., Imaoka, J. & Shoyama, M., Oct 22 2018, 2018 International Power Electronics Conference, IPEC-Niigata - ECCE Asia 2018. Institute of Electrical and Electronics Engineers Inc., p. 3773-3779 7 p. 8507512. (2018 International Power Electronics Conference, IPEC-Niigata - ECCE Asia 2018).

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

Modeling, Magnetic Design, and Simulation Methods Considering DC Superimposition Characteristic of Powder Cores Used in Power Converters

Imaoka, J., Okamoto, K., Shoyama, M., Ishikura, Y., Noah, M. & Yamamoto, M., Oct 22 2018, 2018 International Power Electronics Conference, IPEC-Niigata - ECCE Asia 2018. Institute of Electrical and Electronics Engineers Inc., p. 1095-1102 8 p. 8507874. (2018 International Power Electronics Conference, IPEC-Niigata - ECCE Asia 2018).

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

3 Citations (Scopus)

New design approach for grid-current-based active damping of LCL filter resonance in grid-connected converters

Gaafar, M. A., Dousoky, G. M., Ahmed, E. M., Shoyama, M. & Orabi, M., Jul 1 2018, In : Journal of Power Electronics. 18, 4, p. 1165-1177 13 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)