Dc Machine Equations Flashcards by Alfie Smith | Brainscape

Q

Torque and torque constant

A

T=Kt*Ia

Ia armature current

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Q

Back emf

A

E=Ke*w

W- rotational speed

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Q

Torque constant and emf constant relationship

A

Kt=Ke

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Q

Armature current based in equivalent circuit

A

Ia=(Va-Ke*w)/Ra

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Q

Max speed of motor based on Ia=0

A

Wmax=Va/Ke

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