Thursday, July 04, 2013
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On the face of it, hydrogen is an ideal fuel for an internal combustion engine. The combustion products contain no carbon dioxide or carbon monoxide – indeed the product of complete combustion should be water. It is alternatively presented as a... read more

Formula One battery design

Thursday, May 16, 2013
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The introduction of hybrid systems to motorsport has been somewhat laboured, especially since there have been some successful roadcars that have used the technology for more than a decade now. Although the introduction of hybrid technology in Formula... read more

Radial and axial flux motors

Friday, April 05, 2013
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In a recent issue of Race Engine Technology magazine, there was an article on the propulsion motor being used for the Drayson Racing electric car project. It is short in length and low in mass, and if you have read the article and seen the pictures o... read more

The ‘electric flywheel’

Thursday, February 21, 2013
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It seems that there is no middle ground as far as hybrid systems are concerned. They are applied to some of the world’s most mundane passenger cars, where the drivers are so careful in their driving habits that they are unlikely to reap maximum... read more

Fuel Cells

Thursday, January 03, 2013
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Most of the recent technological interest in alternative energy has been directed towards either hybrid systems or full electric vehicles. Not only are these the two main directions of development in the passenger vehicle market outside of convention... read more

Electric motors

Thursday, November 08, 2012
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Although many racing series restrict engine performance by imposing intake air restrictors, such as Formula Three or the various endurance series and the Le Mans race, others are a fixed maximum displacement, such as MotoGP, NASCAR and Formula One. T... read more

Why hybrids?

Thursday, September 27, 2012
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For a number of years, there have been hybrid roadcars available. Beloved of celebrities wanting to cultivate a tree-hugging image, they can't be said however to have captured the public's imagination. Technology pundits had predicted a long transiti... read more


Monday, August 13, 2012
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Unless you have been living on the Moon for the past 40 years, the news stories about the scarcity of oil - there are always "only 25 years' worth" of it left - and global warming can't have escaped your notice. The imperative to do more work while u... read more

Losses in electric motors

Tuesday, July 03, 2012
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In designing or developing a race engine, we traditionally spend a lot of time, effort and money on mitigating frictional losses. We try to minimise heat rejection to oil and water. Efficiency equals performance, so we try to make the engine as effic... read more
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