Building off a design invented and patented nearly 207 years ago by Robert Stirling, Qnergy’s Free Piston Stirling Engine is revolutionizing the capture of one of the most harmful pollutants out there ...

DARPA has awarded LiquidPiston Inc. $2.5 million to continue development of a new, patented, high-efficiency, lighter-weight rotary engine. LiquidPiston, a developer of advanced combustion engine ...

DARPA has awarded LiquidPiston an additional $2.5 million to continue development of its 30kW X4 rotary diesel engine prototype, bringing DARPA’s total funding of the engine technology to $6 million.

I previously wrote about Stirling engines and I thought I would write more about them. Stirling engines have at least two cylinders – a ‘cold’ cylinder and a ‘hot’ cylinder. In each cylinder is a ...

A normal Wankel has a triangle rotor spinning in a peanut-shaped housing. Liquid Piston flips that; now the peanut rotor spins inside a triangle housing. That small change makes a big difference. The ...

For thrifty motorists, squeezing an extra few miles out of each gallon of fuel can become an obsession. But some have been striving for a semi-mythical goal of achieving 100 miles per gallon of fuel ...

Liquid Piston, an engine development company based in Connecticut, USA, succeeded in reducing the size to one-fifth the size of the current portable generator, and the U.S. Army Won the small and ...

Multiple space agencies plan to return astronauts to the moon by the end of this decade. Along with commercial and international partners, these efforts aim to create infrastructure that will ensure a ...

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