Watch the detailed industrial technique of rewinding a truck starter motor armature, a critical repair process that restores the functionality and efficiency of heavy-duty truck starter motors. This ...

This modular coil is intended to be used in motor and generator applications, and features a 3D printed structure to wind your copper about as well as a series of ferromagnetic machine screws and ...

Another interesting feature of the motor in Figure 1 of Tesla’s patent is that rather than using copper plates in the rotor, Tesla uses copper coils in closes loops. You can see that the rotor ...

Portescap ironless DC motor design. Consider ... due to heat created by the current running through the copper wire of the coil. These heat losses are called Joule losses, and they are ...

It also puts more copper in the magnetic field, which translates into better motor performance and efficiency ... There is no iron in the coil, so there is no cogging or hysteresis, and torque ...

Koenigsegg’s less powerful “Quark” electric motor is three-phase, for instance. Phases are simply groups of wound copper coils that form the electromagnets in the stator. A three-phase motor ...

In radial flux motors, any copper not perpendicular to the ... which must transfer the coil heat through the stator of the motor. Magnax has a few other innovations that they are working into ...

Incorporating coils of HTS wire that are able to carry 150 times the current of similar-sized copper wire makes the motor less than half the size of conventional motors used on the first two DDG ...

Field weakening is used to increase motor RPM when it's already running ... because you can run liquid cooling inside the copper coils. These are, of course, enormous claims.

This is unjustified; aluminum can be a perfectly good material for motor windings in many applications. There are, however, two factors to keep in mind. First, aluminum’s conductivity is lower than ...