Electrical engineering

Electrical machines

Synchronous speed, slip, shaft power and efficiency.

Electrical engineering

Synchronous speed

n₁ = 60f / p→
Electrical engineering

Induction motor slip

s = (n₁ − n) / n₁ × 100%→
Electrical engineering

Shaft power

P = Mω→
Electrical engineering

Electrical machine efficiency

η = P₂ / P₁ × 100%→
Electrical engineering

Motor slip as a fraction

s = (n₁−n)/n₁→