How Far Can You Push A £500 Small Electric Car; Four Years Of The Hacky Racer

Four years ago when the idea of a pandemic was something which only worried a few epidemiologists, a group of British hardware hackers and robotic combat enthusiasts came up with …read more Continue reading How Far Can You Push A £500 Small Electric Car; Four Years Of The Hacky Racer

Magnetic Bearings Put the Spin on This Flywheel Battery

[Tom Stanton] is right about one thing: flywheels make excellent playthings. Whether watching a spinning top that never seems to slow down, or feeling the weird forces a gyroscope exerts, …read more Continue reading Magnetic Bearings Put the Spin on This Flywheel Battery

An Alternator Powered Electric Bicycle Gives Rotor Magnetic Field Insight

For anyone involved in the construction of small electric vehicles it has become a matter of great interest that a cheap high-power electric motor can be made from a humble car alternator. It’s a conversion made possible by the advent …read more

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RC Lawn Mower Keeps The Grass Greener On Your Side Of The Fence

For some people, mowing the lawn is a dreaded chore that leads to thoughts of pouring a concrete slab over the yard and painting it green. Others see it as the perfect occasion to spend a sunny afternoon outside. And then there are those without the luxury of having a …read more

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Car Alternators Make Great Electric Motors; Here’s How

The humble automotive alternator hides an interesting secret. Known as the part that converts power from internal combustion into the electricity needed to run everything else, they can also themselves be used as an electric motor.

These devices almost always take the form of a 3-phase alternator with the magnetic …read more

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