Naoyoshi Kachi



可知 直芳


Engineer, Father of four kids
Lives in Osaka, Japan
ggwu@ (add my domain name)

Blog

Career

2004

B.A. in Engineering, Kyoto University

Kyoto, Japan


2006

M.S. in Mechanical Engineering, Graduate School of Engineering, Kyoto University

Kyoto, Japan


2010

Ph.D. in Engineering, Graduate School of Engineering, Kyoto University

Kyoto, Japan


2010-2012

R&D Manager, CONNEXX SYSTEMS LLC

California, USA


2012-2019

Manager in R&D Planning Office, CONNEXX SYSTEMS Corporation

Kyoto, Japan


2020-

Product Manager, SEI Corporation

Mie, Japan

Summary of Skills

Project management and engineering expertise on battery

Li-ion, SOFC

Patent planning and writing

Filed +10 patent applications

Professional Writing

Contract, proposal and etc. Both in Japanese and English

Professional Highlights

Development of silicon-based high capacity anode active material for Li-ion secondary battery

- Investigated fundamental core-shell material structure and production process
- Granted by Ministry of Economy, Trade and Economy, Japan (FY2014-2016: Strategic Core Technology Advancement Program (Supporting Industry Program), 100M JPY)

Development of 12V battery for advanced Start-Stop system

- Conducted fundamental research of Hybrid battery concept: high-power Li-ion battery + Lead-acid battery (BIND Battery)
- Designed prototype and demonstrated its superior regeneration capability (200% of conventional lead acid battery) and cycle life (600% of conventional lead acid battery)
- Granted by NEDO, Japan (FY2014-2017, 260M JPY) and METI, Japan (FY2015-2017, 60M JPY)

Development of High Power Li-ion battery pack for industry use

- Conducted mechanical and thermal design of battery pack for rapid charge requirement

Development of EV Truck Battery

- Proposed hybrid battery cocept of High-power Li-ion battery + High-energy Li-ion battery
- Fundamental research on hybrid battery concept, mechanical/thermal design and batter system design

Research on regenerative energy storage for traction power supply system

- Contract research from domestic railway company
- Proposed hybrid battery concept (Li-ion batter + Lead acid battery) for low-cost and robust system

Patents

[Format] Title of Invention, Application/Priority date (YYYY/MM/DD), Worldwide applications

- Composite active material for lithium secondary batteries and method for producing same, 2011/08/22, JP5227483B1, US10170751B2, KR101920806B1, EP2750224A4, CN103891015B.

- Hybrid storage battery, traveling vehicle and power storage facility using the same, smart grid traveling vehicle system using the traveling vehicle, and power supply network system using the power storage facility, 2011/10/11, JP5373999B2, EP2768071B1, US9385543B2.

- Solid oxide fuel cell and fuel cell system, Composite active material for lithium secondary batteries and method for producing same, 2012/11/07, JP5210450B1, US9882226B2, CN103811688B.

- Fuel cell, 2013/01/21, JP6153733B2.

- Composite active material for lithium secondary batteries and method for producing same, 2013/02/21, JP6334195, CN105164836B, TWI596826B, EP2960971B1.

Publications

Journals

- The paradigm disruptive new energy storage Shuttle Battery technology. Tamaki R, Matoba T, Kachi N, Tsukamoto H. Evolutionary and Institutional Economics Review, 14, 207-224 (2017).

Books and Others

- ポストリチウムイオンに向けた革新的二次電池の材料開発 (6章5節). 紺野昭生, 中原康雄, 的場智彦, 可知直芳, 塚本壽. NTS, February 2018.

- 熱工学的視点から見た蓄電池の開発. 可知直芳. TED Newsletter(日本機械学会熱工学部門ニュースレター), No.86, December 2018.

- HYPER Batteryを活用したアイドルストップ車用12V蓄電池. 塚本壽, 可知直芳. 電気学会技術報告第1380号 移動体用エネルギーストレージシステムとその応用. February 2017.

- Posted columns on excite.co.jp as professional writher (handle name: Nadi/珍満件). See here for posts

Oral Presentations

- HYPER Batteryを活用したアイドルストップ車用12V蓄電池. 可知直芳. 電気学会産業応用フォーラム「移動体エネルギーストレージの技術動向とその適用」. February 2019.

- Lithium-Lithium BIND Battery: Innovative Hybrid Lithium-Ion Battery with High Energy Density and High Rate Capability. Tomohiko Matoba, Diwaker Bandanwal, Naoyoshi Kachi, Kazunari Kobayashi, Hajime Konishi, Hisashi Tsukamoto. The 31st International Electric Vehicles Symposium, A5-2, October 2018.

- 12V BIND Battery: Simple and Effective Hybrid Battery Technology for Advanced Idling Reduction System. Naoyoshi Kachi, Diwaker Bandanwal, Tomohiko Matoba, Hisashi Tsukamoto. The 31st International Electric Vehicles Symposium, A5-4, October 2018.

- 低温環境で優れた特性を発揮するバインド式蓄電システム. 的場智彦, 加藤健太郎, 可知直芳, 塚本壽. The 57th Battery Symposium in Japan(第57回電池討論会), 1C09, November 11, 2016.

- エンジンルームに設置可能なアイドルストップ用ハイブリッド蓄電池の開発. 塚本壽, 可知直芳. 2016 IEE-Japan Industry Applications Society Conference, 4-S9-4, August 2016.

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