The gasoline- and electricity-powered engines in the vans could improve gas mileage by up to 50 percent over traditional internal-combustion engines
, and have the potential to reduce greenhouse gas emissions by 70 percent to 90 percent.
A hydrogen economy will abandon internal-combustion engines
completely, and it will also eventually replace the electric grid to your house, and even your flashlight and computer batteries.
Gasoline-powered cars use internal-combustion engines
, which mix oxygen from the air with gasoline.
The first working automobile with a gasoline-burning internal-combustion engine
was built in early 1885 by a German mechanical engineer, Carl Friedrich Benz (1844-1929).
The series hybrid drive system also utilizes both an electric motor and an internal-combustion engine
Instead, RMI advocates what Lovins calls the "hyper" car, a small, ultra-lightweight vehicle with a carbon fiber shell and a hybrid drivetrain incorporating both electric motors at the four wheels and a small internal-combustion engine
driving a generator.
If such an internal-combustion engine
were developed, it would be much smaller than a steam engine and so much more readily set into motion.
Shares in BAT International have skyrocketed in the new year, gaining 20 percent Wednesday alone, on expectation that the company today will demonstrate an internal-combustion engine
capable of getting 80 miles per gallon of gasoline.
But rather than draw power from on-board battery packs like traditional electric cars, they depend on a motor-scooter-sized internal-combustion engine
to generate juice.
The Lenoir internal-combustion engine
had been devised sixteen years before, but its inefficiency was recognized (see 1860).