Discover how to create a homemade portable power generator using simple materials like DC motors, cardboard, and a USB wall adapter. This step-by-step DIY tutorial shows you how to build a compact ...

Abstract: The output power capability of the parallel hybrid excitation generator (PHEG), consisting of permanent magnet machine part and reluctance machine part, is restricted by the flow of the ...

Abstract: The rated current and short-circuit current of the large-capacity generator circuit breaker (GCB) far exceed the limit of a single vacuum circuit breaker (VCB). In this paper, a ...

Just because LEGO Technic is technically a toy doesn’t mean that you cannot do solid engineering with it, like building air-powered engines. After first building a simple air-powered piston engine, ...