Aerodynamic Characteristics Improvement of Quad Tilt Wing VTOL Plane
JAXA Supercomputer System Annual Report April 2018-March 2019
Report Number: R18EA0901
Subject Category: Aeronautical Technology
- Responsible Representative: Yoshihisa Aoki, Aeronautical Technoloty Directorate, Aerodynamic Research Unit
- Contact Information: Yoshihisa Aoki(aoki@chofu.jaxa.jp)
- Members: Yoshihisa Aoki
Abstract
Aerodynamic characteristics improvement of Quad Tilt Wing VTOL plane in cruise.
Reference URL
Please refer to ‘Four-engine tilt wing VTOL aircraft | Technology of VTOL/STOL | Aeronautical Technology Directorate‘.
Reasons for using JSS2
It takes a lot of time to calculate using workstation.
Achievements of the Year
Aerodynamic interference reduction method was studied from forward wing to backward wing of tandem wing using FaSTAR.
Publications
– Oral Presentations
1.Y.Aoki, K.Muraoka, “Aerodynamic Characteristics of Ellipse Wing in Flow with Flow Deflection Angle Distribution”, Proceedings of the 50th Fluid Dynamics Conference / the 36th Aerospace Numerical Simulation Symposium, 2018
2.Y. Aoki, K.Muraoka, “Aerodynamic Characteristics of Tandem Bi-Plane for Quad Tilt Wing Aircraft”, Procedings of the 56th Aircraft Symposium, 2018
3.Y.Aoki, K.Muraoka,”Forward Wing Tip Design for Induced Drag Reduction of Quad Tilt Wing VTOL Un-Manned Plane in Cruise”, AIAA Science and Technology Forum and Exposition, 2019
Usage of JSS2
Computational Information
- Process Parallelization Methods: MPI
- Thread Parallelization Methods: N/A
- Number of Processes: 320
- Elapsed Time per Case: 10 Hour(s)
Resources Used
Fraction of Usage in Total Resources*1(%): 0.02
Details
Please refer to System Configuration of JSS2 for the system configuration and major specifications of JSS2.
| System Name | Amount of Core Time(core x hours) | Fraction of Usage*2(%) |
|---|---|---|
| SORA-MA | 182,839.56 | 0.02 |
| SORA-PP | 345.84 | 0.00 |
| SORA-LM | 307.76 | 0.14 |
| SORA-TPP | 0.00 | 0.00 |
| File System Name | Storage Assigned(GiB) | Fraction of Usage*2(%) |
|---|---|---|
| /home | 35.76 | 0.04 |
| /data | 596.05 | 0.01 |
| /ltmp | 244.14 | 0.02 |
| Archiver Name | Storage Used(TiB) | Fraction of Usage*2(%) |
|---|---|---|
| J-SPACE | 0.07 | 0.00 |
*1: Fraction of Usage in Total Resources: Weighted average of three resource types (Computing, File System, and Archiver).
*2: Fraction of Usage：Percentage of usage relative to each resource used in one year.
JAXA Supercomputer System Annual Report April 2018-March 2019