News tagged with combustion

Crystallizing the switch to hydrogen

Hydrogen gas is an almost infinitely inexhaustible fuel source that emits only clean water during combustion. Switching from hydrocarbon-based transportation to systems powered by state-of-the-art fuel cells ...

Dec 02, 2011
4.9 / 5 (7) 12 | with audio podcast

FLEX-ible insight into flame behavior

(PhysOrg.com) -- Whether free-burning or smoldering, uncontrolled fire can threaten life and destroy property. On Earth, a little water, maybe some chemicals, and the fire is smothered.

Nov 30, 2011
not rated yet 7 | with audio podcast

Large differences in the climate impact of biofuels

When biomass is combusted the carbon that once was bound in the growing tree is released into the atmosphere. For this reason, bioenergy is often considered carbon dioxide neutral. Research at the University of Gothenburg, ...

Nov 15, 2011
not rated yet 4

Spontaneous combustion in nanobubbles

(PhysOrg.com) -- Nanometer-sized bubbles containing the gases hydrogen and oxygen can apparently combust spontaneously, although nothing happens in larger bubbles. For the first time, researchers at the University ...

Sep 28, 2011
not rated yet 0

Simulating turbulent combustion speeds design

Air and fuel mix violently during turbulent combustion. The ferocious mixing needed to ignite fuel and sustain its burning is governed by the same fluid dynamics equations that depict smoke swirling lazily ...

Sep 22, 2011
5 / 5 (2) 0