3 years ago
A New Parallel Strategy for Tackling Turbulence on Summit
Turbulence, the state of disorderly fluid motion, is a scientific puzzle of great complexity. Turbulence permeates many applications in science and engineering, including combustion, pollutant transport, weather forecasting, astrophysics, and …
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4 years ago
Pinnacle Engines Develops Efficient, Low-Emission Gasoline Engine Using Supercomputing
The Pinnacle Engines opposed-piston cylinder shown in three different views. Visualizations illustrate the generation of coherent flow structures and their collapse during the compression stroke, which leads to …
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5 years ago
GM Revs up Diesel Combustion Modeling on Titan Supercomputer
Most car owners in the United States do not think twice about passing over the diesel pump at the gas station. Instead, diesel fuel mostly powers our shipping trucks, boats, …
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5 years ago
OLCF 25: Detailing Combustion
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 …
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5 years ago
OLCF Helps GE Deliver Next-Generation Gas Turbines
In 2017, US-based General Electric (GE) delivered its newest heavy-duty gas turbine, the 7HA.02, to two power plants in Texas. The installations marked a milestone in natural gas–derived electricity generation, …
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6 years ago
Modeling Autoignited Combustion to Drive Engines Forward
It’s no surprise that Rudolph Diesel became a millionaire only 6 short years after he patented the first diesel engine in 1892. When used in cars and trucks, diesel engines …
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6 years ago
UTRC Researchers Take Flight with Graphics Processing Units for Large Eddy Simulations
Farmington, Connecticut–based United Technologies Corporation (UTC) provides high-technology systems and services to the building and aerospace industries worldwide. The corporation’s research and innovation arm, United Technologies Research Center (UTRC), supports …
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7 years ago
Better Combustion for Power Generation
In the United States, the use of natural gas for electricity generation continues to grow. The driving forces behind this development? A boom in domestic natural gas production, historically low …
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8 years ago
The Complexities of Combustion
Jackie Chen, of Sandia National Laboratories, uses the OLCF’s Titan supercomputer to study the combustion of a wide variety of fuels.
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9 years ago
OLCF Researcher to Work with Clean Combustion Center at Saudi University
OLCF’s Ramanan Sankaran will be working with two researchers from the KAUST Clean Combustion Research Center to study the causes of engine knock.
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10 years ago
Platinum vs Nickel: Battle of the Biomass Catalysts
A project led by Amra Peles of UTRC is pushing the limits of lower-cost, genuinely renewable hydrogen production and use for fuel cells.
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Simulating Turbulent Combustion Speeds Design of Power and Propulsion Devices
Supercomputers help optimize engines, turbines, and other technologies for clean energy
Air and fuel mix violently during turbulent combustion. The ferocious mixing needed to ignite fuel and sustain its …
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Dissecting Fire: Model Fully Resolves Ignition Process for the First Time
Research may fuel low-temperature combustion technology to save energy, cut emissions
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Oak Ridge National Laboratory is managed by UT-Battelle for the US Department of Energy.