Achievements

* The research achievements of Prof. Kondo before 2017 involve students other than Waseda University.

  • Year
  • Transaction and conference
  • Research theme

Others

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Date Transaction and
conference
Author Title Locations No. Research theme Society
2023.9.6

international conferences and papers

Takahiro Hasegawa

Keiichiro Kondo

Tadahiko Chida

Kazuma Okuda

Takeshi Shinomiya

Common-Mode Current Suppression Study for Railway Vehicle Traction System through Scale-down Experimental System

Aalborg, Denmark

Panel E1.3

Others

EPE 2023 ECCE Europe

2023.10

academic journal

Shingo Makishima
Takafumi Koseki
Keiichiro Kondo

Theoretical Systematisation of Wheel Slip Control Methods Based on Excessive Torque and Angular Momentum

Vol.143 No.10

Others

IEEJ Journal of Industry Applications

2023

Magazine

Keiichiro Kondo

Toward the Carbon Neutral World By the Railway Vehicle Technology (Past and Future Energy Saving Traction Technology)

No.69

Others

JR EAST Technical Review

2023.1.27

national conferences and papers

Takahiro Hasegawa
Keiichiro Kondo
Tadahiko Chida
Kazuma Okuda
Takeshi Shinomiya

Mini-model experiment for common mode current suppression using noise suppression cores in the main circuit system for driving rolling stock

Ritsumeikan University

SPC-23-042
MD-23-042

Others

Joint Workshop on Semiconductor Power Conversion/Motor Drives

2023.1.26

national conferences and papers

Ryuhei Hasegawa
Kosuke Kusaba
Keiichiro Kondo
Keitaro Masugi
Kazuki Ohuchi
Yuko Hirase

Method to Design the Inductance of the Grid Interconnecting Inductor and the Capacitance of the DC Link Capacitor for Single-Phase CHB Converters with Hybrid Modulation

Ritsumeikan University

SPC-23-032
MD-23-032

Others

Joint Workshop on Semiconductor Power Conversion/Motor Drives

2022.9.29-30

national conferences and papers

Kosuke Kusaba
Keiichiro Kondo
Ryuta Hasegawa
Yushi Koyama
Kei Sekiguchi

Modeling of Three-phase Transformer Considering Magnetic Saturation and Interphase Coupling

WEB+Onsite(Kinki Univ.)

SA-22-075, RM-22-078

Others

Joint Technical Meeting on “Static Appratus” and “Rotating Machinery”, IEE Japan

2022.9.22

national conferences and papers

Kosuke Kusaba
Keiichiro Kondo
Ryuta Hasegawa
Yushi Koyama
Kei Sekiguchi

Verification of STATCOM Operation when Introducing Magnetic Circuit Models in Power Transformers

WEB+Onsite(Tanegashima)

SPC-22-151, MD-22-086

Others

Joint Technical Meeting on “Semiconductor Power Converter” and “Motor drove”, IEE Japan

2022.9

academic journal

Masahito Aihara
Masaki Nagataki
Keiichiro Kondo
Osamu Yamazaki

Design Method of the Wheel Slip Speed Feedback Controller and Phase Lead Compensator in locomotives

Vol. 11, No. 5, pp 686-695

Others

IEEJ Journal of Industry Applications

2022.9.1

national conferences and papers

Zhaoyang Jin
Keiichiro Kondo

A Novel Modulation Strategy for the Voltage Balance of the Power Electronic Transformer in Electrical Railway Vehicle Traction

WEB+Onsite(Sophia Univ.)

R1-17, 1-81

Others

2022 IEE-Japan Industry Applications Society Conference

2022.8.26

national conferences and papers

Ryuhei Hasegawa
Kosuke Kusaba
Keiichiro Kondo

A Method to Determine the Inductance of a Grid-Connected Reactor and the Capacitance of a DC Link Capacitor in a Single-Phase Cascaded H-Bridge Converter

WEB

2-2

Others

IEEJ Tokyo Branch

2022.8.26

national conferences and papers

Takumi Kokago
Motoki Hada
Keiichiro Kondo

Loss Evaluation of High-Voltage DC Power Supply Inverter in Asynchronous PWM

WEB

4-4

Others

IEEJ Tokyo Branch

2022.5.15-19

international conferences and papers

Shingo Makishima
Keiichiro Kondo
Hiroki Shimoyama
Daiki Sato
Satoru Takahashi
Takafumi Koseki

Wheel Slip Control Technologies on Japanese Railways

Hybrid(Himeji+Web)

17C1-2

Others

International Power Electronics Conference 2022

2022.5.15-19

international conferences and papers

Shota Ishizaki
Takashi Suzuki
Masashi Nakahira
Daisuke Kumagai
Hiroto Amata
Keiichiro Kondo
Kota Sato
Hitoshi Hayashiya

Confirmation of Correlation between Hourly Electric Power of Rectifiers for Railway

Hybrid(Himeji+Web)

18F1-3

Others

International Power Electronics Conference 2022

2022.5

academic journal

Masahito Aihara

Masaki Nagataki

Keiichiro Kondo

Osamu Yamazaki

Design Method of the Wheel Slip Speed Feedback Controller and Phase Lead Compensator in locomotives

Vol. 11, No. 4

Others

IEEJ Journal of Industry Applications

2022.3.29

Magazine

https://top-researchers.com/?p=2047

電動モビリティシステムの研究を通じて、高効率・高性能な電気エネルギーの利用技術を確立する〜近藤圭一郎・早稲田大学 理工学術院 先進理工学部 電気・情報生命工学科 教授

Others

Top Reseachers

2022.3.21~23

national conferences and papers

Nayu Sagawa 

Masaki Nagataki

Keiichiro Kondo

Simple Calculation Method of Device Loss in Line Side Converter of PET for AC Electric Railway Vehicle

WEB

4-019

Others

IEEJ, National competition

2021.12.8

national conferences and papers

Takahiro Hasegawa

Keiichiro Kondo

Takahiko Chida

Kenshi Shinomiya

Kouzi Kogure

Simulation Evaluation of Common Mode Current Suppression Effect by Noise-suppressing Cores in Main Circuit System for Driving Railway Vehicles

Hybrid(Aichi and WEB)

EMC-21-044
SPC-21-164

Others

The Papers of Joint Technical Meeting on “Electromagnetic Compatibility” and ” Semiconductor Power Converter”, IEE Japan

2021.11.23-25

international conferences and papers

Masahito Aihara
Masaki Nagataki
Keiichiro Kondo
Osamu Yamazaki

Evaluation of the Wheel Slip Speed Feedback Control Performance with the Reference Speed Acquisition

WEB

23-R1-3-1

Others

The 9th International Symposium on
Speed-up and Sustainable Technology for
Railway and Maglev Systems

2021.11

Magazine

Keiichiro Kondo

鉄道車両駆動用電動機の「これまで」と「これから」 (特集 首都圏の新型電車)

Vol. 55, No. 11, pp. 42-46

Others

鉄道ジャーナル11月号

2021.8.27

national conferences and papers

Takahiro Hasegawa

鉄道車両駆動用主回路システムにおけるフェライトコアによる誘導障害抑制のためのシミュレーション検討

WEB

Others

IEEJ Tokyo Branch

2021.8.27

national conferences and papers

Ikumi Wakayama

直流電気鉄道における負荷推定を用いた軽負荷回生制御系の 設計

WEB

Others

IEEJ Tokyo Branch

2021.8.27

national conferences and papers

Hikaru Kawai

PWMコンバータを用いた進み力率制御による交流電気鉄道の き電電圧補償効果

WEB

Others

IEEJ Tokyo Branch

2021.8.27

national conferences and papers

Nayu Sagawa

パワーデバイスの損失の実使用条件におけるモデル化

WEB

Others

IEEJ Tokyo Branch

2021.8.25-27

national conferences and papers

Daisuke Akebi

Haruki Taniguchi

Keiichiro Kondo

Takahumi Koseki

Masahumi Miyatake

The Evaluation on the Improvement of Regenerative Power and Energy Saving Effect by Increasing Regenerative Brake Force in High Speed Range

WEB

R1-5
5-10

Others

2021 IEE-Japan Industry Applications Society
Conference

2021.5.24-27

international conferences and papers

Yukiha Abe

Hiroyasu Kobayashi

Keiichiro Kondo

Implementation and Analysis of DC-link voltage Balancing Control on PET Railway Vehicle Traction System

WEB

pp. 2235-2241

Others

2021 IEEE 12th Energy Conversion Congress & Exposition – Asia (ECCE-Asia)

2021.5.24-27

international conferences and papers

Yusya Sadali

Keiichiro Kondo

Kohei Aiso

Kazuki Fujimoto

Shingo Makishima

Yuuki Nakashima

Toshihiro Yamaguchi

Identifying the Optimal Induction Motor Design for Increased Power Density in Commuter Railway Use Through Loss Analysis

WEB

pp. 1187-1192

Others

2021 IEEE 12th Energy Conversion Congress & Exposition – Asia (ECCE-Asia)

2021.3

academic journal

Keiiichiro Kondo

Railroad and Energy

P7-9

Others

Energy review March issue

national conferences and papers

Keiichiro Kondo

Examples as a Resilience for Social Infrastructures

140(12),
770-773

Others

IEEJ Journal

2021.1.21-22

national conferences and papers

Daisuke Akebi
Haruki Taniguchi
Yukiha Abe
Takuto Ohmi
Keiichiro Kondo
Takafumi Koseki
Masafumi Miyatake

The evaluation of regenerative energy and the frequency of light-load regenerative brake control on velocity-regenerative brake characteristics when expandiong the constant power region

WEB

LD-21-009, TER-21-009, pp. 49-54

Others

The Papers of Joint Technical Meeting on “Linear Drives”
and,”Transportation and Electric Railway”,IEE Japan

2020.11.24-27

international conferences and papers

Masahito Aihara
Masaki Nagataki
Keiichiro Kondo
Yoshiki Sakurazawa
Osamu Yamazaki

A Method to Determine the Gain of the Wheel Slip Speed Feedback Controller for Locomotive

LS2G-3, pp. 337-342

Others

The 23rd International Conference on Electrical Machines
and Systems (ICEMS2020)

2020.11.24-27

international conferences and papers

Takuto Ohmi
Yukiha Abe
Hiroyasu Kobayashi
Keiichiro Kondo
Tetsuya Iwasaki

Suppression Control of Continuous Oscillation of Electric System during Light-Load Regeneration Brake Control of DC Electric Vehicle

LS8F-4, pp. 1718-1723

Others

The 23rd International Conference on Electrical Machines
and Systems (ICEMS2020)

2020.11.17

national conferences and papers

Yuga Ohuchi

Hiroyasu Kobayashi

Kondo Keiichiro

A Study of Distrubution of Feeder Voltage Compensation by Vehicles and Ground Equipment in AC Electric Railway Systems

ITS-20-024
TER-20-079

Others

The Papers of Joint Technical Meeting on ”ITS” and ”Transportation and Electric Railway”,IEE Japan

2020.10.1

academic journal

Sandeep Kumar Chowdhury
Hiroyasu Kobayashi
Keiichiro Kondo

Design Optimization of Power Electronic Transformers in Traction Applications

Vol.9
No.6
pp.674–684

Others

IEEJ Journal of Industry Applications

2018.6.1

academic journal

Natsuki Kawagoe
Hiroyasu Kobayashi
Keiichiro Kondo
Tetsuya Iwasaki
Akihiro Tsumura

Numerical Simulation to Design Light-load Regenerative Brake Control System at Load Shutdown for DC-electrified Railway Systems

Vol.138,
No.6
pp.513-521

Others

IEEJ Transactions on Industry Applications

2018.5.20-24

international conferences and papers

Shingo Makishima
Kazuki Fujimoto
Keiichiro Kondo

The Direct Benefit of SiC Power Semiconductor Devices for Railway Vehicle Traction Inverters (invited paper)

Niigata,
Japan

22H3-2
pp.2047-2050

Others

International Power Electronics
Conference -ECCE ASIA-
(IPEC-Niigata 2018)

2018.5.20-24

international conferences and papers

Natsuki Kawagoe
Febry Pandu Wijaya
Hiroyasu Kobayashi
Keiichiro Kondo
Tetsuya Iwasaki
Akihiko Tsumura
Takumi Nagashima
Yoshinori Yamashita
Ryota Gondo

A Theoretical Analysis on Static Characteristics Experimental Tests Results of Damping Control with Over Voltage Resistor for Regenerative Brake Control of Railway Vehicle

Niigata,
Japan

23H4-3
pp.3490-3494

Others

International Power Electronics
Conference -ECCE ASIA-
(IPEC-Niigata 2018)

2018.5.1

national conferences and papers

Hiroyasu Kobayashi
Keiichiro Kondo
Tetsuya Iwasaki
Akihiro Tsumura

Experimental Study on Increasing Regenerative Power by Improving Regenerative Brake Control of Rail Vehicles in DC-electrified Railways

Vol.7,
No.3,
pp.266-267

Others

IEEJ Journal of Industry Applications

2014.2.1

national conferences and papers

Keiichiro Kondo

Railway Technologies in the Next 25 Years

Vol. 134,
No. 2

Others

電気学会誌

2013.12.3-5

national conferences and papers

Junichi Asano
Hiroyasu Kobayashi
Tatsuhito Saito Keiichiro kondo et al

軽負荷回生制御パターンと省エネルギー効果に関する考察

Youth Education National Olympics Memorial Center,
Tokyo

S.3.4.2

Others

J-RAIL2013

2013.11.10-13

international conferences and papers

Jun-ichi Asano
Keiichiro Kondo

A Damping Control Method to Enhance Regenerative Brake Power under Light Load Conditions

Vienna,
Austria

TT12-4

Others

Annual Conference of the IEEE Industrial
Electronics Society (IECON2013)

2013.11.5-7

national conferences and papers

Junichi Asano
Tatsuhito Saito
Keiichiro Kondo et al

(Outstanding Paper Award) 軽負荷回生制御による省エネルギー効果

Hotel Metropolitian Tokyo Ikebukuro,
Tokyo

501

Others

第50回鉄道サイバネ・シンポジウム

2013.10.1

national conferences and papers

Keiichiro Kondo

Back to the Basic

No.4, Vol.341, p.2

Others

明電時報

2013.9.3-5

international conferences and papers

KASHIWAGI Takayuki
KITAZAWA Satoshi
KONDO Keiichiro

Study on a Control Method of the Power Converter for Constant Power Transmission by Single-pulse PWM mode

Lille,
France

0517

Others

15th European Conference on Power
Electronics and Applications 2013
-EPE’13 ECCE Europe-

2013.8.28-30

national conferences and papers

Tatsuhito Saito
Keiichiro Kondo

ハイブリッド鉄道車両の蓄電装置の電力制御法における損失電力の補償方法の検討

Yamaguchi University,
Yamaguchi

5-26,
pp.V-185-188

Others

平成25年電気学会産業応用部門大会

2013.7.1

national conferences and papers

Keiichiro Kondo

Introduction to Railway Vehicle Technology

ISBN
978-4-274-21383-0

Others

Introduction to Railway Vehicle Technology

2013.5.16

national conferences and papers

Keiichiro Kondo

Relationship Between Automobile and Railway Power Electronics Technology

IEEJ,
Tokyo

Others

電気学会 産業応用フォーラム
「自動車用パワーエレクトロニクスの動向」

2015.3.18

national conferences and papers

Naoto Kobayashi
Keiichiro Kondo
Osamu Yamazaki

A Method to Estimate Car Body Speed for the Anti-Wheel-Slip Control by Seeking Maximum Tangential Force between Wheel and Rail

Toyohashi University of Technology,
Aichi

TER-15-012
PHS-15-012
pp.61-66

Others

The papers of Technical Meeting on “Transportation and Electric Railway”, IEE Japan

2015.3.3-5

international conferences and papers

T.Saito
K.Kondo

Loss compensation by disturbance observer on energy management controller for hybrid traction circuit

Aachen,
Germany

TS3.3.3

Others

IEEE International Conference on Electrical
Systems for Aircraft, Railway and
Ship Propulsion and Road Vehicles
(ESARS) 2015

2015.1.23-24

national conferences and papers

Hidemine Obara
Tatsuhito Saito

Ph.D. candidates of Power Electronics in Japan (PPEJ) の設立と その活動-Ph.D. candidate meeting -IPEC Hiroshima-で見えた各国の博士後期課程学生を取り巻く研究環境とその違い-

Osaka Institute of Technology,
Osaka

SPC-15-037
MD-15-037
pp.43-48

Others

The papers of technical meeting on semiconductor power converter and Motor Drive, IEE Japan

2014.11.7

national conferences and papers

Keiichiro kondo

車両分野における技術

IEEJ,
Tokyo

Others

電気学会 産業応用フォーラム
「高速鉄道技術に関する国内外の相違と特徴」

2014.8.26-28

national conferences and papers

Masashi Yokoo
Keiichiro Kondo

直流電気鉄道車両における主回路系の振動抑制制御系設計法

Tokyo Denki University,
Tokyo

5-31,
pp.V-249-254

Others

2014 IEE-Japan Industry Applications Society Conference

2014.8.26-28

national conferences and papers

Keiichiro Kondo

(招待講演) 鉄道車両への給電・蓄電・駆動技術とパワーエレクトロニクス技術

Chiba Institute of Technology

JIPE-40-11

Others

パワーエレクトロニクス学会
第204回定例研究会

2014.5.18-21

international conferences and papers

Keiichiro Kondo
Kohei Yamamoto
Satoshi Kitazawa

Contactless High Power Transformer Technologies for Railway Vehicles

Hiroshima,
Japan

Others

International Power Electronics Conference
-ECCE ASIA-
(IPEC-Hiroshima 2014)

2016.3.3

national conferences and papers

Hiroyasu Kobayshi
Tatsuhito Saito
Keiichiro Kondo
Tsuyoshi Suzuki
Tetsuya Iwasaki
Sho Watanabe
Akihiro Tsumura
Shu Yamaguchi
Toshiya Ando
Kentaro Matsuo
Shinsuke Akita

Experimental Running Test Results of Improving the Regenerative Brake Control Performance to Transmit the Regenerative Energy to the Distant Powering Load

WINC AICHI,
Aichi

TER-16-016
PHS-16-010
pp.45-50

Others

The papers of Technical Meeting on “Transportation and Electric Railway”, IEE Japan

2015.12.17-18

national conferences and papers

Hiroyasu Kobayashi
Tatsuhito Saito
Keiichiro Kondo

Basic study on enhancing regenerative brake energy by boosting up the inverter input voltage on the catenary-energy storage hybrid power source traction system

アオーレ長岡,
Niigata

SPC-15-194
HCA-15-063
VT-15-034
pp.1-4

Others

電気学会 半導体電力変換/家電・民生/自動車
合同研究会

2015.11.10-12

international conferences and papers

Sho Watanabe
Tsuyoshi Suzuki
Tatsuhito Saito
Keiichiro Kondo
Takafumi Koseki

Advantages and Technical Issues on Regenerative brake All over the speed Range Method

Chiba,
Japan

2F24

Others

The International Symposium on Speed-up and Sustainable Technology for Railway and Maglev Systems (STECH) 2015

2015.9.28

national conferences and papers

Hiroyasu Kobayashi
Tatsuhito Saito
Keiichiro Kondo
Tsuyoshi Suzuki
Tetsuya Iwasaki
Sho Watanabe
Akihiro Tsumura
Shu Yamaguchi
Toshiya Ando

Quantitative evaluation of energy saving effect by improvement of light-load regenerative brake control method

IEEJ, Tokyo

VT-15-026
TER-15-039
pp.39-44

Others

The papers of Technical Meeting on “Transportation and Electric Railway”, IEE Japan

2015.9.2-4

national conferences and papers

Keiichiro Kondo

欧州の学協会に見る鉄道とエネルギーの動向②:車両とエネルギー

Oita University, Oita

5-S7-3,
pp.V-49-50

Others

2015 IEE-Japan Industry Applications Society Conference

2015.6.1

academic journal

Masashi Yokoo
Keiichiro Kondo

A Method to Design a Damping Control System for a Field Oriented Controlled Induction Motor Traction System for DC Electric Railway Vehicles

Vol. 135,
No. 6,
pp.622-631

Others

IEEJ Transactions on Industry Applications

2017.2.15

academic journal

Febry Pandu Wijaya
Sho Watanabe
Tatsuhito Saito
Hiroyasu Kobayashi
Keiichiro Kondo

Advantages and technical issues of regenerative brake method at all over the speed range

Vol.4
No.1

Others

2017.1.27-28

national conferences and papers

Hen Pisithkun
Kentaro Matsuo
Heo Jonwong
Keiichiro Kondo

A Minimum DC Link Voltage Driving Method to Reduce System Loss for Hybrid Electric Vehicles

ダイキン工業株式会社 テクノロジー・イノベーションセンター
Osaka

SPC-17-025
MD-17-025
pp.19-25

Others

The papers of technical meeting on semiconductor power converter and Motor Drive, IEE Japan

2016.12.1

academic journal

Tatsuhito Saito
Keiichiro Kondo

Implementation method of loss observer to power controller for overhead line and supercapacitor hybrid electric railway vehicle

Vol. 11,
Issue S2
pp.S108-S115

Others

IEEJ Transactions on Electrical and
Electronic Engineering

2016.12.1

academic journal

Tatsuhito Saito
Osamu Yamazaki
Shoji Onda
Keiichiro Kondo

Stability Analysis of a Torque Current Ripple Detecting Type Phase Angle Modulation Beat-less Control System for AC-fed Railway Vehicles

Vol. 136,
No. 12,
pp.961-970

Others

IEEJ Transactions on Industry Applications

2016.11.13-16

international conferences and papers

Takuya Shimotsu
Kota Koike
Keiichiro Kondo

Temperature Rise Estimation of High Power Transformer of Contactless Power Transfer System Considering the Influence of Skin Effect and Proximity Effect

Chiba,
JAPAN

0419

Others

International Conference on Electrical Machines and Systems
(ICEMS) 2016

2016.11.13-16

international conferences and papers

Tsubasa Mineyoshi
Hiroyasu Kobayashi
Kenji Natori
Keiichiro Kondo

A Method of Making Energy-Saving Train Schedule Considering Uncertainty

Chiba,
JAPAN

0729

Others

International Conference on Electrical Machines and Systems
(ICEMS) 2016

2016.9.6-8

international conferences and papers

Takuya Shimotsu
Febry Pandu Wijaya
Shogo Shibata
Keiichiro Kondo

Loss Reduction Design for Coils and Power Converter by Considering Reactive Power and AC Resistance in High Power Contactless Power Transmission

Karlsruhe,
Germany

Panel E12.2

Others

18th European Conference on Power Electronics and Applications
-EPE’16 ECCE Europe-

2016.8.30-9.1

national conferences and papers

Yuko Asano
Yoshiki Ono
Soichiro Kurita
Keiichiro Kondo

Charge and Discharge Control to Save Regeneration Energy for Overhead Line and Energy Storage Device Hybrid Power Source Three Level Inverter

Gunma University,
Gunma

5-40
pp.V293-298

Others

2016 IEE-Japan Industry Applications Society Conference

2016.7.7

national conferences and papers

Tsubasa Mineyoshi
Kenji Natori
Keiichiro Kondo

A Study of Making Energy Saving Train Schedule by Using Expected Value Models of Vehicle Load Variation and Running Time Variation

秋田県総合保健センター,
Akita

LD-16-051
TER-16-044
pp.37-42

Others

The papers of Technical Meeting on “Transportation and Electric Railway”, IEE Japan

2018.3.1

national conferences and papers

Tsubasa Mineyoshi
Ryotaro Ikeda
Kenta Koiwa
Kenji Natori
Keiichiro Kondo
Kazuki Fujimoto
Shingo Makishima

Characteristics Analysis of Traction Inverter Loss in The Case of Current Increase by Using SiC Switching Device for Energy Saving of Railway Vehicles

刈谷商工会議所,
Aichi

TER-18-027
PHS-18-002
pp.7-13

Others

The Papers of Unified Technical Meeting on Transportation and Electric Railway and Physical Sensor, IEE Japan

2018.3.1

academic journal

Febry Pandu Wijaya
Hiroyasu Kobayashi
Keiichiro Kondo
Tetsuya Iwasaki
Akihiro Tsumura

Damping Control Method Utilizing Over Voltage Resistor under LightLoad Condition

Vol. 13,
No. 2
pp.345-346

Others

IEEJ Transactions on Electrical and
Electronic Engineering

2018.1.31-2.1

national conferences and papers

Tsubasa Mineyoshi
Kenji Natori
Keiichiro Kondo
Kazuki Fujimoto
Shingo Makishima

Investigation of a Running Simulation Method Using Multiple Time Intervals in Loss Analysis of Traction Inverter

Bangkok,
Thailand

TER-18-007
pp.29-33

Others

The 1st IEEJ International Workshop
on Transportation and Electric Railway

2017.12.12-15

international conferences and papers

Febry Pandu Wijaya
Hiroyasu Kobayashi
Keiichiro Kondo
Tetsuya Iwasaki
Akihiro Tsumura

Damping Control Method of Regenerative Brake Control under  Light Load Condition Utilizing Over Voltage Resistor

Honolulu,
USA

334

Others

The 12th IEEE International Conference
on Power Electronics and Drive Systems

2017.9.11-14

international conferences and papers

Hiroyasu Kobayashi
Keiichiro Kondo
Tetsuya Iwasaki
Akihiro Tstmura

A Stability Analysis on the Regenerative Brake Control System Focusing on Feeder Line Circuit Models of DC-Electrified Railway

Warsaw,
Poland

641

Others

19th European Conference on Power
Electronics and Applications,
EPE’17 ECCE Europe

2017.8.29-31

national conferences and papers

Natsuki Kawagoe
Hiroyasu Kobayashi
Keiichiro Kondo
Tetsuya Iwasaki
Akihiro Tsumura

Numerical Simulation to Design Light-load Regenerative Brake Control System at Load Shutdown for DC-electrified Railway Systems

函館アリーナ,
北海道

5-42
pp.V293-298

Others

2017 IEE-Japan Industry Applications Society Conference

2020.1.24-25

national conferences and papers

Tadashi Mizobuchi
Yosuke Dairaku
Keiichiro Kondo
Takeshi Shinomiya
Katsumi Ishikawa

Evaluation of Energy Loss in Hybrid Voltage Source 3 Level Inverter for Electric Railway Driving

Osaka,
Japan

SPC-20-020
MD-20-021
pp.31-36

Others

The papers of Joint Technical Meeting on Rotating Machinery, Semiconductor Power Converter and Motor Drive, IEE Japan

2020.1.24-25

national conferences and papers

Daisuke Akebi
Keiichiro Kondo
Masaki Nagataki
Hiroshi Kogure
Takeshi Shinomiya
Katsumi Ishikawa

A Study on Radiational Noise at Particular Frequency Generated by Power Converter for Railway Vehicle

Osaka,
Japan

SPC-20-019
MD-20-019
pp.25-30

Others

The papers of Joint Technical Meeting on Rotating Machinery, Semiconductor Power Converter and Motor Drive, IEE Japan

2020.1.24

national conferences and papers

Takuto Oumi
Keiichiro Kondo
Hiroyasu Kobayashi
Yukiha Abe
Tetsuya Iwasaki
Masaaki Fukushima

Consideration of Stability of Light-Load Regenerative Brake Control of DC Electric Vehicle

Shiga,
Japan

TER-20-035
LD-20-035
pp.51-56

Others

The papers of Unified Technical Meeting on “Transportation and Electric Railway”, IEE Japan

2020.1.24

national conferences and papers

Yukiha Abe
Keiichiro Kondo
Hiroyasu Kobayashi
Takuto Oumi
Tetsuya Iwasaki
Masaaki Fukushima

Instability of Regenerative current Considering Resistance of Feeder in DC-electric railway

Shiga,
Japan

TER-20-033
LD-20-033
pp.39-44

Others

The papers of Unified Technical Meeting on “Transportation and Electric Railway”, IEE Japan

2020.1.24

national conferences and papers

Masahito Aihara
Keiichiro Kondo
Yoshiki Sakurazawa
Osamu Yamazaki

The Effect of Vibration of Bogies when Motor Torque is reduced due to Re-Adhesion Control

Shiga,
Japan

TER-20-028
LD-20-028
pp.13-18

Others

The papers of Unified Technical Meeting on “Transportation and Electric Railway”, IEE Japan

2017.6.1

academic journal

Keigo Ukita
Takayuki Kashiwagi
Yasuaki Sakamoto
Keiichiro Kondo

Design of Non-contact Power Supply System Coils for Railway Vehicles Focusing on Magnetic Coupling Characteristics and Loss in Rail

Vol.137,
No.6,
pp.518-525

Others

The transactions of the Institute of Electrical Engineers of Japan. D, A publication of Industry Applications Society

2019.8.12

international conference(Key note speech)

Keiichiro Kondo

History and Future of power electronics technologies for railway vehicle traction

Harbin,
China

Others

The 22nd International Conference on Electrical Machines and Systems
(ICEMS2019)

2020.9.2

national conferences and papers

Yukiha Abe
Kumar Chowdhury Sandeep
Hiroyasu Kobayashi
Keiishiro Kondo

PET を用いた高速鉄道車両用主回路システムにおける制御を考慮した回路素子の 小型軽量化の検討

WEB

SPC-20-173
HCA-20-066
VT-20-062

Others

IEEJ SPC・HCA・VT

2020.8

academic journal

Hiroyuki Kosaba
Hiroyasu Kobayashi
Teru Miyazaki
Yutaka Iino
Keiichiro Kondo
Yasuhiro Hayashi
Ryota Yamamoto
Masahiko Hasegawa
Jun Yoshinaga

Evaluation of Mutual Effect between Power and Traffic Aiming Electrified Urban Transportation System Using Integrated Light Rail Transit and Distribution System Model

Vol. 140,
No. 8,
pp. 892-904

Others

IEEJ Transactions on Electronics, Information and Systems

2020.5

academic journal

Keiichiro Kondo

Recent trends of power electronics applications to solve issues in electric railway

Vol.15,
No.5
pp.632-635

Others

電気学会 共通英文論文誌(TREE D)