Numerical analysis of deicing and anti-icing in jet engine

JAXA Supercomputer System Annual Report February 2023-January 2024

Report Number: R23EDA101H11

Subject Category: Aeronautical Technology

PDF available here

Responsible Representative: Atsushi Kanda, Aviation Technology Directorate, Aviation Safety Innovation Hub
Contact Information: Junichi Kazawa, Aviation Technology Directorate, Aviation Safety Innovation Hub(kazawa.junichi@jaxa.jp)
Members: Yasuo Horiguchi, Junichi Kazawa, Masaya Suzuki

Abstract

Technology development is conducted to solve the icing problem in jet engines.

Reference URL

N/A

Reasons and benefits of using JAXA Supercomputer System

To perform large-scale analysis.

Achievements of the Year

We conducted a flow field analysis using numerical analysis regarding icing on the designed fan.

Fig.1: Relative Mach number distribution around test rig cascade

Publications

N/A

Usage of JSS

Computational Information

Process Parallelization Methods: MPI
Thread Parallelization Methods: N/A
Number of Processes: 20 - 40
Elapsed Time per Case: 48 Hour(s)

JSS3 Resources Used

Fraction of Usage in Total Resources*1(%): 0.05

Details

Please refer to System Configuration of JSS3 for the system configuration and major specifications of JSS3.

Computational Resources
System Name	CPU Resources Used (Core x Hours)	Fraction of Usage*2(%)
TOKI-SORA	1267285.51	0.06
TOKI-ST	9.04	0.00
TOKI-GP	0.00	0.00
TOKI-XM	0.00	0.00
TOKI-LM	0.00	0.00
TOKI-TST	0.00	0.00
TOKI-TGP	0.00	0.00
TOKI-TLM	0.00	0.00

File System Resources
File System Name	Storage Assigned (GiB)	Fraction of Usage*2(%)
/home	41.53	0.03
/data and /data2	1565.16	0.01
/ssd	193.08	0.02

Archiver Resources
Archiver Name	Storage Used (TiB)	Fraction of Usage*2(%)
J-SPACE	0.00	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.

ISV Software Licenses Used

ISV Software Licenses Resources
	ISV Software Licenses Used (Hours)	Fraction of Usage*2(%)
ISV Software Licenses (Total)	69.67	0.03

*2: Fraction of Usage：Percentage of usage relative to each resource used in one year.