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En-Core Project / Turbine internal cooling analysis

JAXA Supercomputer System Annual Report February 2022-January 2023

Report Number: R22EBA30312

Subject Category: Aeronautical Technology

PDF available here

  • Responsible Representative: Takashi Ymane, Aeronautical Technology Directorate, En-Core (environmentally compatible core engine technology research) project
  • Contact Information: Junichi Kazawa, Aeronautical Technology Directorate, En-Core (environmentally compatible core engine technology research) project(kazawa.junichi@jaxa.jp)
  • Members: Susumu Kato, Junichi Kazawa, Yoji Okita

Abstract

We will contribute to strengthening international competitiveness by demonstrating technologies for high-temperature, high-efficiency turbines and ultra-low NOx lean burn combustors that reduce nitrogen oxide (NOx) and CO2 emissions.

Reference URL

N/A

Reasons and benefits of using JAXA Supercomputer System

There are many large-scale analyzes and case studies for turbine cooling in En-Core porject. To avoid schedule delay of the project, JSS3 is necessary.

Achievements of the Year

Flow analyses of the turbine internal cooling of the test rig were carried out.

Publications

N/A

Usage of JSS

Computational Information

  • Process Parallelization Methods: MPI
  • Thread Parallelization Methods: OpenMP
  • Number of Processes: 384
  • Elapsed Time per Case: 720 Hour(s)

JSS3 Resources Used

 

Fraction of Usage in Total Resources*1(%): 0.56

 

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 8889745.73 0.39
TOKI-ST 1888743.10 1.89
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 38.70 0.04
/data and /data2 8917.78 0.07
/ssd 314.63 0.04

 

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)
416.56 0.29

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

JAXA Supercomputer System Annual Report February 2022-January 2023