How a motor works an electric motor produces a mechanical force when current flows in proximity to a magnetic field.
Convert ac fan motor to dc.
If you re trying to find out the dc voltage of an ac power supply then use the formula v ac 2 where v ac is the ac voltage.
I ve used a floor fan but any 240v fan could be converted to 12v with the right motor and mounting.
You would need to build or buy an inverter to take the dc and convert it into an ac voltage frequency that was compatible with the motor.
Actually it is a table fan of diameter approximately 10 12 inches and runs on ac power at 220v 50hz.
Ac motors do not normally have brushes like dc motors do.
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Ac motors in general are very simple reliable efficient and designed to operate at a fixed speed by being supplied with a fixed frequency ac voltage.
You can also wire your own converter circuit if you want to try converting ac to dc yourself.
If you need some more help let me know what the application you need a dc motor for and i ll see if i can t help out more.
Then i worked out the best position for the new motor and made a bracket to suit.
The best advice is to check the device you re looking to power to find the input voltage and the input current and buy a converter where the output voltage and current match these values.
Foc lets you use dc control techniques for an ac motor and can remove one of the variables in the motor selection process for your next design.
Free energy ac to dc fan motor winding make very easy best for electric fan macanic checkout all related videos by clicking here 12vsolarfan 12vceilling.
A synchronous motor has a source of magnetic field.
To convert 110 v ac to 12 v dc you simply need to buy a converter designed for the purpose from an electronics store or online both of which will have many options.
With the 12v dc motor proven to work i removed the old 240vac motor and control box from the floor fan.