Shematic.net
More than Circuit EngineeringGalvanometer Control Circuits (Laser Scanner)
Ñõåìû >> Laser Equipments >> Galvanometer Control Circuits (Laser Scanner)Galvanometer Control Circuits
Permanent–magnet Moving-coil Galvanometers are often used In a Laser Technique. Galvanometer has Sluggishness. Galvanometer System is set Time-lagged in a new Position. Pic.1. Galvanometers Function Response. We can improve Characteristics of Device (Pic.1 & Pic.2)
Pic.1. Galvanometers
Function Response.
Pic.2. Permanent–magnet
Moving-coil Galvanometer Control Circuit.
Pic.3. Permanent–magnet
Moving-coil Galvanometer Control Circuit With Perfect Characteristics.
Between Input
and Output parameters is communication. Communication described by Differential
Equations. Solve the Differential Equations we define the Parameters of
Differential and Integral Elements. So the Galvanometer will be set in a new
Position without Vibrations. Pic.4 - Amplification Control Circuit. Pic.5 - Device
Function Response.
Pic.4. Permanent–magnet
Moving-coil Galvanometer Control Circuit With Perfect Characteristics
and Amplification Control.
(Click
to enlarge the Circuit)
Pic.5. Galvanometer -
Control Circuit Function Response.
For Improvement Permanent–magnet Moving-coil Galvanometer Characteristics we need to decrease Stator Inductance, to decrease Armatures Moment of Inertia and to increase Magnetization of Magnet.
added 23.07.07 19:10:02 | 
looked over 13440 times
