Jurnal Fisika dan Terapannya
ISSN 9 772337 300009
Vol. 4 / No. 1 / Published : 2016-04
Order : 9, and page :108 - 119
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Original Article :
Rancang bangun sistem elektro-mekanik sebagai alat terapi penderita gangguan otot kaki
Author :
- Irawan Pandu Buditomo*1
- Welina Ratnayanti Kawitana*2
- Tri Anggono Prijo*3
- Mahasiswa Fakultas Sains dan Teknologi
- Dosen Fakultas Sains dan Teknologi
- Dosen Fakultas Sains dan Teknologi
Abstract :
This research was done to make a frequency controlling system of motor rotationwhich is being used for foot muscle disruption sufferer phisiotheraphy. The controllingsystem which is maked, expectally could keep the frequency stability of motor rotation. Theused method to keep the setting frequency stability of rotation was by set the motor PWM.This PWM setting process was done by using PID control which data is got from the rotationsensor used for feedback. The used rotation frequency sensor was consist of opto-coupler androtary encoder. Based on data and analysis that have been done, conclude that optimal PIDconstants for this design are Kp=0,043, Ki=1,200 and Kd=0,005. The used system had errorpercentage is less than 7,5%. In this research, increasing the weight mass caused increasingthe PWM average percentage and error average value of rotation frequency. As well asincreasing response time towards the increasing weight mass for each setting frequency
Keyword :
physiotherapy, foot muscle, rotary frequency, PID, PWM,
References :
Andrianto, Heri.,(2008) Pemrograman Mikrokontroler AVR ATMEGA16 Menggunakan Bahasa C (CodeVision AVR). - : Informatika: Bandung
Brogan, W.L.,(1985) Modern Control Theory - : Prentice-Hall, Inc., New jersey
Johnson, Curtis,(1988) Process Control Instrumentation Technology - : Englewood Cliffs, New Jersey
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