Archive:: American Journal of Science, Engineering and Technology:: Science Publishing Group

Volume 2, Issue 4, December 2017

Servo Position Control in Hard Disk Drive of a Computer Using MRAC Integrating PID Algorithm

Paulinus Chinaenye Eze, Chidiebere Alison Ugoh, Chibuike Patrick Ezeabasili, Bonaventure Onyeka Ekengwu, Lakpan Emmanuel Aghoghovbia

Issue: Volume 2, Issue 4, December 2017

Pages: 97-105

Received: 19 May 2017

Accepted: 19 June 2017

Published: 21 July 2017

DOI: 10.11648/j.ajset.20170204.11

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Abstract: This paper has presented a control system for read/write (R/W) head position control of a hard disk drive (HDD) using model reference adaptive control (MRAC) integrating proportional integral and derivative (PID) algorithm. It is desired that the (R/W) head of a HDD be accurately positioned so as to maintain appropriate track during operation. A dy... Show More

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IoT Based Stepper Motor Position Control for Industrial Automation

Lakshmi Narayana Roshanna, Nagabhushan Raju Konduru

Issue: Volume 2, Issue 4, December 2017

Pages: 106-111

Received: 18 October 2017

Accepted: 30 October 2017

Published: 25 November 2017

DOI: 10.11648/j.ajset.20170204.12

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Abstract: This paper describes the design and implementation of stepper motor control system based on Internet of Things (IoT). Due to the development of digital control systems, hybrid stepper motors became more attractive to be used in robotics and computer numerical control machines, where they have to perform high-precision positioning operations without... Show More

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Smart Car Parking Management System Using IoT

Aniket Gupta, Sujata Kulkarni, Vaibhavi Jathar, Ved Sharma, Naman Jain

Issue: Volume 2, Issue 4, December 2017

Pages: 112-119

Received: 23 May 2017

Accepted: 2 August 2017

Published: 30 November 2017

DOI: 10.11648/j.ajset.20170204.13

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Abstract: Proliferation in the number of vehicles is leading to problems of vehicles parking at an appropriate place especially the car parking. This indirectly leads to traffic congestion. This is because of the fact that current transportation infrastructure and car park facility are unable to cope with the arrival of large number of vehicles on the road. ... Show More

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Application of Distribution System Automatic Capacitor Banks for Power Factor Improvement (132/66/33 kV, 90 MVA Aung Chan Thar (Monywa) Substation in Myanmar)

Soe Win Naing

Issue: Volume 2, Issue 4, December 2017

Pages: 120-131

Received: 4 November 2017

Accepted: 20 November 2017

Published: 14 December 2017

DOI: 10.11648/j.ajset.20170204.14

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Abstract: Various inductive loads used in all industries deals with the problem of power factor improvement. Capacitor bank connected in shunt helps in maintaining the power factor closer to unity. They improve the electrical supply quality and increase the efficiency of the system. Also the line losses are also reduced. Shunt capacitor banks are less costly... Show More

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Behavior and Analysis of Reinforced Self-Compacted Concrete Beam Column Connection Subjected to Fire

Fatma Eid, Khaled Heiza, Mahmoud Elmahroky

Issue: Volume 2, Issue 4, December 2017

Pages: 132-140

Received: 1 November 2017

Accepted: 20 November 2017

Published: 21 December 2017

DOI: 10.11648/j.ajset.20170204.15

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Abstract: The present work is concerned with the experimental and analytical study of the behaviour of reinforced concrete beam-column connections exposed to fire under loading and to evaluate the reduction in concrete strength during fire. This research is divided into two parts, the first part is the experimental program, and the second is the theoretical ... Show More

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