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computational fluid dynamics

OLCF GT CFD simulationFeaturedTechnology

New CFD Methodology Supersizes Results

Using a new computational technique called information geometric regularization (IGR) researchers from the Georgia Institute of Technology and the Courant Institute of Mathematical Sciences at New York University conducted the largest-ever computational fluid dynamics (CFD) simulation of fluid flow on the Frontier supercomputer at the Department of Energy’s Oak Ridge…
Coury Turczyn
September 30, 2025
jet plumes CFD ORNLFeaturedTechnology

Shock Treatment for CFD Simulations

A team of researchers from the Georgia Institute of Technology conducted the largest-ever computational fluid dynamics, or CFD, simulation of high-speed compressible fluid flows. Using the Frontier supercomputer at the Department of Energy’s Oak Ridge National Laboratory, the team applied a new computational technique called information geometric regularization, or IGR.…
Coury Turczyn
July 23, 2025
whisper jetFeaturedIndustry

Flying Quieter and Cleaner

From a nondescript industrial building in the small town of Crossville, Tennessee, the team of engineers at Whisper Aero is planning a revolution in aviation technology. Previously home to a publisher of magazines — including, coincidentally, Trade-A-Plane, an airplane sales publication started in 1937 — the long-empty property’s cavernous spaces…
Coury Turczyn
August 12, 2024
IndustryScience

GE Aerospace Runs One of the world’s Largest Supercomputer Simulations to Test Revolutionary New Open Fan Engine Architecture

GE Aerospace is first business to use the U.S. Department of Energy Oak Ridge National Laboratory’s Frontier supercomputer, the world’s fastest supercomputer Frontier can process billions upon billions of operations per second GE-developed models being used to study performance of open fan engine architecture for next-generation commercial aircraft engines These…
Katie Bethea
June 17, 2023
ScienceTechnology

Summit Study Fathoms Troubled Waters of Ocean Turbulence

Simulations performed on the Summit supercomputer at the Department of Energy’s Oak Ridge National Laboratory revealed new insights into the role of turbulence in mixing fluids and could open new possibilities for projecting climate change and studying fluid dynamics. The study, published in the Journal of Turbulence, used Summit to…
Matt Lakin
June 13, 2023
Science

COVID-19 in the Classroom: Simulating the Spread

A team led by Rao Kotamarthi at the US Department of Energy’s (DOE’s) Argonne National Laboratory (Argonne) is using supercomputers at DOE’s Oak Ridge National Laboratory (ORNL) to study how aerosol viral particles are distributed in a ventilated classroom. Using ORNL’s Summit, the nation’s fastest supercomputer, the team simulated the…
Rachel McDowell
February 24, 2022
OLCF History

OLCF 25: Building a SmartTruck

In 2017, the Oak Ridge Leadership Computing Facility celebrated 25 years of leadership in high-performance computing. This article is part of a series summarizing a dozen significant contributions to science enabled by OLCF resources. The full report is available here. To increase the fuel efficiency of Class 8 long-haul trucks small…
OLCF Staff Writer
December 6, 2017