How does a motor work simple explanation?
The basic idea of an electric motor is really simple: you put electricity into it at one end and an axle (metal rod) rotates at the other end giving you the power to drive a machine of some kind. When an electric current starts to creep along a wire, it creates a magnetic field all around it.
What is electric motor theory?
The electric motor is a simple device in principle. It converts electric energy into mechanical energy. Magnetism. We all know that a permanent magnet will attract and hold metal objects when the object is near or in contact with the magnet.
What do motor codes mean?
Codes are defined in MG 1-10.37. 2 by a series of letters from A to V. Generally, the farther the code letter from A, the higher the inrush current per hp. A replacement motor with a “higher” code may require different upstream electrical equipment, such as motor starters.
How can you explain the simple electric motor and generator?
A generator converts mechanical energy into electrical energy, while a motor does the opposite – it converts electrical energy into mechanical energy. Both devices work because of electromagnetic induction, which is when a voltage is induced by a changing magnetic field.
What are electric motors used in?
Electric motors are found in industrial fans, blowers and pumps, machine tools, household appliances, power tools and disk drives. Small motors may be found in electric watches.
How does electricity power a motor?
Electric motors work by converting electrical energy to mechanical energy in order to create motion. Force is generated within the motor through the interaction between a magnetic field and winding alternating (AC) or direct (DC) current.
How do you read engine codes?
- How to read OBD codes: Preparation.
- Step 1: Plug the OBD scanner into the OBD port.
- Step 2: Turn on the ignition.
- Step 3: Enter the Vehicle Identification Number.
- Step 4: Find OBD codes in the menu.
- Step 5: Interpret the first character of the OBD code.
- Step 6: Interpret the second character of the OBD code.
How do you read a motor rating plate?
The RPM listed on the nameplate is the shaft speed for the motor. The speed of the motor is directly related to the frequency of the line voltage and the number of poles in the motor. At 60 Hz, a 4 pole motor will rotate at approximately 1800 RPM (7200/4 poles).
What is an electric motor explain with diagram?
1) When electric is passed into the rectangular coil, magnetic field is produced around the coil. 2)The magnetic field of horse shoe type interacts with the magnetic field on the coil and causes the coil to rotate continuously.
Which rule is used in electric motor?
Fleming’s left-hand rule
Fleming’s left-hand rule is used for electric motors, while Fleming’s right-hand rule is used for electric generators.
How does a very small electric motor work?
A very small electric motor has two small permanent magnets, a commutator, two brushes, three poles, and an electromagnet made by winding wire around a piece of metal. It works the same way a larger version does, but on a much smaller scale. What is a DC electric motor?
How are the magnets in an electric motor made?
A very small electric motor has two small permanent magnets, a commutator, two brushes, three poles, and an electromagnet made by winding wire around a piece of metal. It works the same way a larger version does, but on a much smaller scale.
How does the armature of an electric motor work?
The armature holds the rest of the components and is also the part of the motor that spins. Around the armature is the stator, which holds insulated coils of wire, usually copper. When a current is applied to the motor, the stator generates the magnetic field that drives the armature.
How does an electric motor run on AC?
Batteries produce direct current, while the outlets in your home supply alternating. In order for a motor to run on AC, it requires two winding magnets that don’t touch. They move the motor through a phenomenon known as induction.