Yasunori Yusa

Assistant Professor, Department of Mechanical Engineering, Faculty of Science and Technology, Tokyo University of Science

Okada Laboratory

Finite Element Method Demonstration with HTML5 Canvas and JavaScript

The stress concentration factor of a circular hole in a flat plate subjected to uniform tension should be 3—.






Contact

Email Address y @ u . y r s j u s . p s . a a t c
Mailing Address 2641 Yamazaki, Noda, Chiba 278-8510, Japan
Phone Number +81 4 7124 1501 ext. 3926
Fax Number +81 4 7123 9814
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Google Scholar Citations
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Research Fields

Solid Mechanics, Computational Mechanics, Finite Element Method

Societies

Career

April 2015–Present
Assistant Professor, Department of Mechanical Engineering, Faculty of Science and Technology, Tokyo University of Science

Education

March 2015
Doctor of Philosophy in Engineering, Department of Systems Innovation, School of Engineering, The University of Tokyo
March 2012
Master of Engineering, Department of Systems Innovation, School of Engineering, The University of Tokyo
March 2010
Bachelor of Engineering, Department of Systems Innovation, Faculty of Engineering, The University of Tokyo

Publications

Peer-reviewed Journal Articles

  1. Yosuke Yumoto, Yasunori Yusa, and Hiroshi Okada. Element subdivision technique for coupling-matrix-free iterative s-version FEM and investigation of sufficient element subdivision. Mechanical Engineering Journal, in press.

  2. Yosuke Yumoto, Yasunori Yusa, and Hiroshi Okada. An s-version finite element method without generation of coupling stiffness matrix by using iterative technique. Mechanical Engineering Journal, in press.

  3. Hiroshi Kawai, Kohmei Satoh, Yasunori Yusa, Takayuki Uomoto, Ryuji Shioya, and Hiroshi Okada. AutoMT, a library for tensor operations and its performance evaluation for solid continuum mechanics applications. Mechanical Engineering Letters, vol. 1, paper no. 15-00349, 2015.

  4. Yasunori Yusa and Shinobu Yoshimura. Speedup of elastic–plastic analysis of large-scale model with crack using partitioned coupling method with subcycling technique. Computer Modeling in Engineering and Sciences, vol. 99, no. 1, pp. 87–104, 2014.

  5. Yasunori Yusa and Shinobu Yoshimura. Mixed-mode fracture mechanics analysis of large-scale cracked structures using partitioned iterative coupling method. Computer Modeling in Engineering and Sciences, vol. 91, no. 6, pp. 445–461, 2013.

  6. Yasunori Yusa, Satsuki Minami, Hiroshi Kawai, and Shinobu Yoshimura. CG-based subdomain local solver with ICT factorization preconditioner for domain decomposition method. Journal of Computational Science and Technology, vol. 6, no. 3, pp. 157–168, 2012.

  7. 遊佐泰紀, 片岡俊二, 河合浩志, 吉村忍. 分離反復連成解法による大規模破壊力学解析. 日本機械学会論文集 A 編, vol. 78, no. 791, pp. 966–975, 2012.

Awards

27 May 2016
JSCES Ph.D. Award

International Conference Presentations

  1. Takeshi Chino, Hiroshi Okada, Yasunori Yusa, Yasushi Ichikawa, Aaron Bender, and Hideyuki Ishii. Material modeling using generalized Maxwell model for golf ball material. 10th International Conference on Fracture and Strength of Solids, Tokyo, Japan, August–September 2016.

  2. Yasunori Yusa, Yosuke Yumoto, and Hiroshi Okada. Coupling-matrix-free iterative s-version FEM accelerated by preconditioning and line-search techniques. 12th World Congress of Computational Mechanics, and 6th Asia Pacific Congress on Computational Mechanics, Seoul, Korea, July 2016.

  3. Chikara Suzuki, Kohmei Satoh, Takayuki Uomoto, Hiroshi Okada, and Yasunori Yusa. Finite strain elastic–plastic FEM analysis using mesh-independent data points (MDPs) to store deformation history data: problems of diffused necking of tensile bar and crack propagation. 12th World Congress of Computational Mechanics, and 6th Asia Pacific Congress on Computational Mechanics, Seoul, Korea, July 2016.

  4. Kohmei Satoh, Yasunori Yusa, and Hiroshi Okada. On a cycle-jump strategy for elasto-plastic finite element analysis under cyclic load based on temporal multiscale methodology. 12th World Congress of Computational Mechanics, and 6th Asia Pacific Congress on Computational Mechanics, Seoul, Korea, July 2016.

  5. Masahiro Nose, Masahiro Ono, Takeo Ouchi, Hiroshi Okada, and Yasunori Yusa. Crack propagation analyses under assumed residual stress field in a nozzle part of pressure vessel structure. 2016 Pressure Vessels and Piping Conference, Vancouver, Canada, July 2016.

  6. Kohmei Satoh, Takahiro Uomoto, Chikara Suzuki, Yasunori Yusa, and Hiroshi Okada. Large deformation elasto-plastic finite element analysis with remeshing using material points for deformation history storage. KSME–JSME Joint Symposium on Computational Mechanics and CAE 2015, Tokyo, Japan, October 2015.

  7. Yasunori Yusa and Shinobu Yoshimura. Linear and nonlinear analysis of cracked structures using partitioned coupling method. 3rd International Workshops on Advances in Computational Mechanics, Tokyo, Japan, October 2015.

  8. Yasunori Yusa, Yosuke Yumoto, Hiroshi Okada, and Shinobu Yoshimura. Iterative overlapped/non-overlapped global–local finite element methods for large-scale simulation. 6th International Conference on Welding Science and Engineering, Beijing, China, September 2015.

  9. Yasunori Yusa and Shinobu Yoshimura. Stabilizing large-deformation elastic–plastic analysis of cracked model with partitioned coupling method. 13th U.S. National Congress on Computational Mechanics, San Diego, USA, July 2015.

  10. Yasunori Yusa and Shinobu Yoshimura. Elastic–plastic analysis of cracked structure and performance estimation model with partitioned coupling method. International Conference on Computational and Experimental Engineering and Sciences 2015, Reno, USA, July 2015.

  11. Yasunori Yusa and Shinobu Yoshimura. Analysis of cracked model under finite-strain elastoplasticity using partitioned coupling method. 11th World Congress on Computational Mechanics, 5th European Conference on Computational Mechanics, and 6th European Conference on Computational Fluid Dynamics, Barcelona, Spain, July 2014.

  12. Yasunori Yusa and Shinobu Yoshimura. Elastic–plastic analysis of large-scale structure with a crack using partitioned coupling method. 1st International Conference on Computational Engineering and Science for Safety and Environmental Problems, Sendai, Japan, April 2014.

  13. Yasunori Yusa and Shinobu Yoshimura. Elasto-plastic fracture mechanics simulation using partitioned iterative coupling method. 5th Asia Pacific Congress on Computational Mechanics, and 4th International Symposium on Computational Mechanics, Singapore, December 2013.

  14. Yasunori Yusa and Shinobu Yoshimura. Three-dimensional mixed-mode stress intensity factor analysis of large-scale cracked structure using partitioned iterative coupling method. 12th U.S. National Congress on Computational Mechanics, Raleigh, USA, July 2013.

  15. Shinobu Yoshimura and Yasunori Yusa. Fracture mechanics analysis of cracked structure with partitioned coupled approach. 2013 International Conference on Quality, Reliability, Risk, Maintenance, and Safety Engineering, 2013 International Conference on Materials and Reliability, and 4th International Conference on Maintenance Engineering, Emeishan, China, July 2013.

  16. Yasunori Yusa, Shunji Kataoka, Hiroshi Kawai, and Shinobu Yoshimura. Partitioned iterative coupling algorithm for large-scale mixed-mode computational fracture mechanics. 4th International Conference on Computational Methods, Gold Coast, Australia, November 2012.

  17. Yasunori Yusa, Shunji Kataoka, Hiroshi Kawai, and Shinobu Yoshimura. Crack propagation analysis of three-dimensional complex-shaped model using partitioned iterative coupling algorithm. JSME-CMD International Computational Mechanics Symposium 2012, Kobe, Japan, October 2012.

  18. Yasunori Yusa, Shunji Kataoka, Hiroshi Kawai, and Shinobu Yoshimura. Crack propagation simulation with large-scale finite element method accelerated by partitioned iterative coupling algorithm. 2012 GMSI Summer Camp, Izu, Japan, July 2012.

  19. Yasunori Yusa, Shunji Kataoka, Hiroshi Kawai, and Shinobu Yoshimura. Three-dimensional fracture mechanics simulation using partitioned iterative coupling algorithm. 10th World Congress on Computational Mechanics, São Paulo, Brazil, July 2012.

  20. Yasunori Yusa, Shunji Kataoka, Hiroshi Kawai, and Shinobu Yoshimura. Structure–structure interaction modeling for large scale elasto-plastic analysis. 11th U.S. National Congress on Computational Mechanics, Minneapolis, USA, July 2011.

  21. Hiroshi Okuda, Tatsuru Watanabe, Yasunori Yusa, and Serban Georgescu. Evaluation of blocking and padding strategies for parallel finite element analysis with multi-core CPUs and GPUs. 2nd International Workshops on Advances in Computational Mechanics, Yokohama, Japan, March 2010.

Misc

Programs