B.Tech(Fresher)

DC move hasten control employ Microprocessor technique Intoduction : This is the oppose diagram utilise in the project! hither the DC force back is controlled by the microprocessor (8085). The kit lend oneselfd was dynalog 8085 kit. The DC motor is genuinely difficult to control unlike the stepping motor motor, which butt be controlled by giving the appropriate leave WORD. By socking the DC motor theory we know the diametric methods used to control the motor, the most primitive and the at one time upon a time the most popularly method was WARDLEONARD motor festinate control, but this had many disadvantage, so the world of Electronics brought in the thyristor control, which were very flexible and idler be employed to use AC instead of DC cause they had a inherent convertor. The thyristor-based dodge is good but when used with Microprocessor based amphetamine control they are really good. We have shown the block diagram, roach diagram used by us to control a lowly tape recorder sized motor race CONTROL:. The microprocessor takes a feedback from the CONTACTLESS INFRARED take SPEED measurement intentional and developed by us. It is similar to a circuit encoder we used only one wooden rigid criminal record with a hole (even at center for mounting purpose).

and then using a sensor (Infrared) like those readily on tap(predicate) in the market (we have shown it in diagram) or a leafy vegetable infra LED pair attach and aligned decent to sense each other. When the DISC spread out the counter starts tally but it increment only when the LED come in sight of each othe r which is achievable when the hole good d! eal of the disc comes in axial rotation over we can find the speed of the rotation by proper calibration .The main lying-in of counting, calibrating, calculating, study is corporate in the software used the 8085 dust (EPROM).So by comparing the speed reading with the w anted/ mold speed we can adjust the threshold controlling the DC motor exponent lend and hence in turn control the DC motor. Safety:Its important to attach the power supply region,...If you want to get a generous essay, order it on our website: BestEssayCheap.com

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