Please enable JavaScript.
Coggle requires JavaScript to display documents.
ELECTRIC MACHINES - Coggle Diagram
ELECTRIC MACHINES
Definition:
Devices that convert or modify electrical and mechanical energy.
Main Types:
Electric Motors
Convert
electrical energy
→
mechanical energy
Applications
: appliances, vehicles, industrial machines, robotics
Common types:
DC Motors
Induction Motors
Synchronous Motors
Electric Generators
Convert
mechanical energy
→
electrical energy
Used in:
Power plants
Wind turbines
Hydroelectric stations
Transformers
Transfer/modify electrical energy
between circuits
Change voltage and current levels
Used in: power transmission and distribution
Operating Principles:
Faraday’s Law of Induction:
a changing magnetic field induces voltage
Lorentz Force:
force on a moving charged particle in a magnetic field
Key Components
:
Stator –
stationary part
Rotor
– rotating part
Windings
– wire coils for current flow
Magnetic Core –
enhances magnetic field