Constant frequency generators?

[Lukehck]

Could you guys explain to me how a constant frequency generator regulates the voltage using thermistors, Wheatstone bridge and silicon controlled rectifiers.

 

[H0T_S0UP]

Try wikipedia they may have it. Honestly I don't know.

 

[piercas]

Sure, a constant frequency generator is a device that produces an electrical signal with a consistent frequency. In order to regulate the voltage, the generator uses a combination of thermistors, Wheatstone bridge, and silicon controlled rectifiers.

Thermistors are temperature-sensitive resistors that are used to measure and control the temperature of the generator. They are placed at critical points in the circuit and their resistance changes with temperature. This allows the generator to adjust the voltage output based on the temperature of the system.

The Wheatstone bridge is a circuit that is used to measure and balance electrical resistance. In a constant frequency generator, it is used to measure the output voltage and compare it to a reference voltage. If there is a difference, the bridge sends a signal to the silicon controlled rectifiers to adjust the voltage accordingly.

Silicon controlled rectifiers (SCRs) are electronic switches that can control the flow of electricity. In a constant frequency generator, they are used to regulate the voltage output by adjusting the amount of power flowing through the circuit. The SCRs are controlled by the signals from the Wheatstone bridge and work together with the thermistors to maintain a constant frequency and voltage output.

Overall, the combination of thermistors, Wheatstone bridge, and silicon controlled rectifiers allows the constant frequency generator to adjust the voltage output in response to changes in temperature and maintain a consistent frequency. This is important in many scientific and industrial applications where a stable and reliable electrical signal is needed.