2017

Numerical Investigation of Transonic Buffet on a Three-Dimensional Wing using Incremental Mode Decomposition

Yuya Ohmichi, Takashi Ishida, and Atsushi Hashimoto

55th AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, (AIAA 2017-1436)

TAS Code, FaSTAR and Cflow Results for the Sixth Drag Prediction Workshop

Yasushi Ito, Mitsuhiro Murayama, Atsushi Hashimoto, Takashi Ishida, Kazuomi Yamamoto, Takashi Aoyama, Kentaro Tanaka, Kenji Hayashi, Keiji Ueshima, Taku Nagata, Yosuke Ueno, and Akio Ochi

55th AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, (AIAA 2017-0959)

Transonic Buffet Simulation over NASA-CRM by Unsteady-FaSTAR Code

Takashi Ishida, Atsushi Hashimoto, Yuya Ohmichi, Takashi Aoyama, and Kuniyuki Takekawa

55th AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, (AIAA 2017-0494)

2016

Comparison of HexaGrid and BOXFUN Through Computational Grids and CFD Results

Kenji Hayashi, Takashi Ishida, Atsushi Hashimoto, Takashi Aoyama

APISAT-2016, Toyama, Oct 25-27 2016

FaSTAR Results of Sixth Drag Prediction Workshop

Atsushi Hashimoto, Takashi Ishida, Takashi Aoyama, Kenji Hayashi, Keiji Ueshima

6th AIAA CFD Drag Prediction Workshop (DPW6), Washington, D.C. USA, 16-17 June 2016

Fast Parallel Computing with Unstructured Grid Flow Solver

Atsushi Hashimoto, Takashi Ishida, Takashi Aoyama, Kenji Hayashi, Kuniyuki Takekawa

28th International Conference on Parallel Computational Fluid Dynamics, 2016/5/9-12, Kobe, Japan

Results of Three-dimensional Turbulent Flow with FaSTAR

Atsushi Hashimoto, Takashi Ishida, Takashi Aoyama, Kuniyuki Takekawa, and Kenji Hayashi

54th AIAA Aerospace Sciences Meeting, AIAA SciTech, (AIAA 2016-1358)

Dynamic Stability Analysis of a Reentry Lifting Capsule with Detached Eddy Simulation

Atsushi Hashimoto, Keiichi Murakami, Takashi Aoyama, Rie Tagai, Seigo Koga, Shinji Nagai, and Kenji Hayashi

54th AIAA Aerospace Sciences Meeting, AIAA SciTech, (AIAA 2016-0552)

Transonic Buffet Simulation over Supercritical Airfoil by Unsteady-FaSTAR Code

Takashi Ishida, Keiichi Ishiko, Atsushi Hashimoto, Takashi Aoyama, and Kuniyuki Takekawa

54th AIAA Aerospace Sciences Meeting, AIAA SciTech, (AIAA 2016-1310)

Summary of First Aerodynamics Prediction Challenge (APC-I)

Atsushi Hashimoto, Takashi Aoyama, Yuichi Matsuo, Makoto Ueno, Kazuyuki Nakakita, Shigeru Hamamoto, Keisuke Sawada, Kisa Matsushima, Taro Imamura, Akio Ochi, and Minoru Yoshimoto

54th AIAA Aerospace Sciences Meeting, AIAA SciTech, (AIAA 2016-1780)

2015

Evaluation of Wall-Interference Correction Method Using Numerical Analysis and Porous Wall Model

Taisuke Nambu, Atsushi Hashimoto, Makoto Ueno, Keiichi Murakami, and Tetsuya Sato

Journal of Aircraft, Vol. 52, No. 1 (2015), pp. 226-234

Numerical Analysis of the ONERA-M6 Wing with Wind Tunnel Wall Interference

Taisuke Nambu, Atsushi Hashimoto, Takashi Aoyama, Tetsuya Sato

Transactions of the JSASS, Vo. 58, No. 1, pp. 7-14 (2015)

2014

Drag Prediction on NASA CRM Using Automatic Hexahedra Grid Generation Method

Atsushi Hashimoto, Keiichi Murakami, Takashi Aoyama, Kazuomi Yamamoto, Mitsuhiro Murayama, and Paulus R. Lahur

Journal of Aircraft, Vol. 51, No. 4 (2014), pp. 1172-1182

Japan Aerospace Exploration Agency Studies for the Fifth AIAA Drag Prediction Workshop

Mitsuhiro Murayama, Kazuomi Yamamoto, Atsushi Hashimoto, Takashi Ishida, Makoto Ueno, Kentaro Tanaka, and Yasushi Ito

Journal of Aircraft, Vol. 51, No. 4 (2014), pp. 1244-1267

Dynamic Stability Analysis of Reentry Capsule with Detached-Eddy Simulation

Atsushi Hashimoto, Kenji Hayashi, Keiichi Ishiko, Keiichi Murakami, Takashi Aoyama, Rie Tagai, Seigo Koga, Shinji Nagai

11th World Congress on Computational Mechanics (WCCM XI), 2014

Parallel Unstructured Grid Generation Method Based on the Block-Structured Cartesian Grid Approach Aimed for Large-Scale Computations

Takashi Ishida, Atsushi Hashimoto, Takashi Aoyama

11th World Congress on Computational Mechanics (WCCM XI), 2014

Detached-eddy simulation of NASA-CRM transonic buffet

Keiichi Ishiko, Atsushi Hashimoto, Takashi Aoyama, Kuniyuki Takekawa

11th World Congress on Computational Mechanics (WCCM XI), 2014

Development of Fast and Efficient CFD Tools, HexaGrid and FaSTAR

A. Hashimoto

NIA CFD Seminar

Turbulent Flow Solver Validation of FaSTAR and UPACS

A. Hashimoto, M. Murayama, K. Yamamoto, T. Aoyama, K. Tanaka

AIAA-2014-0240

Development of an extended non-linear turbulence model and its application for analysis of three-dimensional wall jets

K. Ishiko, K. Tonsho, A. Hashimoto, T. Aoyama, Y. Matsuo, A. Yoshizawa

AIAA-2014-0584

Towards EFD/CFD Integration: Development of DAHWIN - Digital/Analog-Hybrid Wind Tunnel

S. Watanabe, S. Kuchi-ishi, K. Murakami, A. Hashimoto, H. Kato, T. Yamashita, K. Yasue, K. Imagawa, H. Saiki, J. Ogino

AIAA-2014-0982

Unsteady Numerical Simulations of HTV-R Reentry Capsule by Using Detached-Eddy Simulation

K. Takii, M. Kanazaki, K. Ishiko, A. Hashimoto, T. Aoyama

AIAA-2014-0249

Sonic Boom Prediction with FaSTAR and HexaGrid

M. Kanamori, A. Hashimoto, T. Aoyama

1st AIAA Sonic Boom Prediction Workshop

One-Equation Extended Nonlinear Turbulence Modeling in Predicting Three-Dimensional Wall Jets

K. Ishiko, A. Hashimoto, Y. Matsuo, A. Yoshizawa, Y. Nishiyama, K. Mori, and Y. Nakamura

Journal of Aircraft, Vol. 51, No. 2 (2014), pp. 584-595.

2013

Unsteady Analysis of Aerodynamic Derivatives on Standard Dynamics Model

A. Hashimoto, H. Mikihito, S. Sunada, M. Ueno, K. Murakami

AIAA-2013-343

Summary of JAXA Studies for the Fifth AIAA CFD Drag Prediction Workshop Using UPACS and FaSTAR

M. Murayama, K. Yamamoto, A. Hashimoto, T. Ishida, M. Ueno, K. Tanaka, Y. Ito

AIAA-2013-49

Numerical analysis of three-dimensional wall-jet using anisotropic turbulence model

K. Ishiko, A. Hashimoto, Y. Matsuo, A. Yoshizawa

AIAA-2013-268

2012

Numerical Simulation: Flight Dynamic Stability Analysis using Unstructured Based Navier-Stokes Solver

Y. Narita, A. Hashimoto, M. Kanazaki

APISAT 2012

DAHWIN - Digital/Analog-Hybrid Wind Tunnel

S. Watanabe, S. Kuchi-Ishi, K. Murakami, A. Hashimoto, H. Kato, T. Yamashita, K. Yasue, K. Imagawa, H. Saiki, J. Ogino

INTEGRATION 2012

Development of Digital Wind Tunnel as a Subsystem of JAXA Digital/Analog Hybrid Wind Tunnel

K. Murakami, A. Hashimoto, M. Hishida, P. R. Lahur, A. Kunieda, S. Watanabe

INTEGRATION 2012

Numerical Analysis of Wind Tunnel Wall Interference on Two-dimensional Airfoil by New Porous Wall Model

T. Nambu, A. Hashimoto, K. Murakami, T. Sato

AIAA-2012-3229

Drag prediction of NASA-CRM using HexaGrid and FaSTAR

5th AIAA CFD Drag Prediction Workshop(DPW5)

Numerical Study of the Effects of Cross-Wind on the Jet Blast Deformation

K. Ishiko, A. Hashimoto, Y. Matsuo, S. Watanabe

ICAS 2012

Development of Fast Unstructured CFD Code FaSTAR

A. Hashimoto, K. Murakami, T. Aoyama, K. Ishiko, M. Hishida, M. Sakashita, P. Lahur

ICAS 2012

Toward the Fastest Unstructured CFD Code 'FaSTAR'

A. Hashimoto, K. Murakami, T. Aoyama, K. Ishiko, M. Hishida, M. Sakashita, P. Lahur

AIAA-2012-1075

2011

Investigation on Shock Oscillation Phenomenon in a Supersonic Air Inlet

T. Nakayama, T. Sato, M. Akatsuka, A. Hashimoto, T. Kojima, H. Taguchi

AIAA-2011-3094

Numerical Analysis of Flow through a Hole for Modeling of Wind Tunnel Porous Wall

T.Nambu, A.Hashimoto, T.Aoyama, T.Sato

Transactions of the Japan Society for Aeronautical and Space SciencesVol.54 P.221-228

2010

Analysis and Modeling of Flow through Wind Tunnel Porous Wall

T. Nambu, A. Hashimoto, T. Aoyama, T. Sato

AIAA-2010-4858