The centralised hazardous gas detector using microcontroller / Ishak Hj Annuar

Monitoring and controlling system are imperative to prevent human and environment from dangerous effect of various factors of pollution. Until now, air pollution has been analyzed with precision laboratory instrument which are time-consuming, expensive, and can seldom be used in real-time in the fie...

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Main Author:	Annuar, Ishak
Format:	Thesis
Language:	English
Published:	2006
Subjects:	Control engineering systems. Automatic machinery (General)
Online Access:	http://ir.uitm.edu.my/id/eprint/27604/ http://ir.uitm.edu.my/id/eprint/27604/1/TM_ISHAK%20ANNUAR%20EE%2006_5.pdf

id	uitm-27604
recordtype	eprints
spelling	uitm-276042020-02-05T04:12:43Z http://ir.uitm.edu.my/id/eprint/27604/ The centralised hazardous gas detector using microcontroller / Ishak Hj Annuar Annuar, Ishak Control engineering systems. Automatic machinery (General) Monitoring and controlling system are imperative to prevent human and environment from dangerous effect of various factors of pollution. Until now, air pollution has been analyzed with precision laboratory instrument which are time-consuming, expensive, and can seldom be used in real-time in the field. As such, nowadays many applications for measuring hazardous pollution a v~ry precision analysis .of the gas is not required, but only an alarm level detection and safety of human. In the meantime, most of lower cost sensor systems available in the market are portable and decentralized. A new approach to centralized hazardous gas detectors using a low cost microcontroller system is presented. All relative work pertaining to the completion of the centralized system which composes of the development of gas sensor circuits, slave microcontrollers , RS-232 to RS-485 converter, optional central station were described. The centralized system utilizes a master slave communication where one master device controls the others slaves devices. The main station for operation of the system is monitored using Graphical User Interface (GUI) developed based on QBasic environment. A stand-alone main station is also developed by PIC microcontroller as an alternative central station. The GUI based on Visual Basic software is also developed for upgrading the capability with a new communication computer port operating under window environment. The developed system has shown that the auto switching mode of transmission could be implemented via the PIC microcontroller and RS485 transceiver. The use of PIC microcontroller has made the proposed system to be small in size which meets the trend of current technology. The complete prototype system is developed and the performance is reported. 2006 Thesis NonPeerReviewed text en http://ir.uitm.edu.my/id/eprint/27604/1/TM_ISHAK%20ANNUAR%20EE%2006_5.pdf Annuar, Ishak (2006) The centralised hazardous gas detector using microcontroller / Ishak Hj Annuar. Masters thesis, Universiti Teknologi MARA.
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Teknologi MARA
building	UiTM Institutional Repository
collection	Online Access
language	English
topic	Control engineering systems. Automatic machinery (General)
spellingShingle	Control engineering systems. Automatic machinery (General) Annuar, Ishak The centralised hazardous gas detector using microcontroller / Ishak Hj Annuar
description	Monitoring and controlling system are imperative to prevent human and environment from dangerous effect of various factors of pollution. Until now, air pollution has been analyzed with precision laboratory instrument which are time-consuming, expensive, and can seldom be used in real-time in the field. As such, nowadays many applications for measuring hazardous pollution a v~ry precision analysis .of the gas is not required, but only an alarm level detection and safety of human. In the meantime, most of lower cost sensor systems available in the market are portable and decentralized. A new approach to centralized hazardous gas detectors using a low cost microcontroller system is presented. All relative work pertaining to the completion of the centralized system which composes of the development of gas sensor circuits, slave microcontrollers , RS-232 to RS-485 converter, optional central station were described. The centralized system utilizes a master slave communication where one master device controls the others slaves devices. The main station for operation of the system is monitored using Graphical User Interface (GUI) developed based on QBasic environment. A stand-alone main station is also developed by PIC microcontroller as an alternative central station. The GUI based on Visual Basic software is also developed for upgrading the capability with a new communication computer port operating under window environment. The developed system has shown that the auto switching mode of transmission could be implemented via the PIC microcontroller and RS485 transceiver. The use of PIC microcontroller has made the proposed system to be small in size which meets the trend of current technology. The complete prototype system is developed and the performance is reported.
format	Thesis
author	Annuar, Ishak
author_facet	Annuar, Ishak
author_sort	Annuar, Ishak
title	The centralised hazardous gas detector using microcontroller / Ishak Hj Annuar
title_short	The centralised hazardous gas detector using microcontroller / Ishak Hj Annuar
title_full	The centralised hazardous gas detector using microcontroller / Ishak Hj Annuar
title_fullStr	The centralised hazardous gas detector using microcontroller / Ishak Hj Annuar
title_full_unstemmed	The centralised hazardous gas detector using microcontroller / Ishak Hj Annuar
title_sort	centralised hazardous gas detector using microcontroller / ishak hj annuar
publishDate	2006
url	http://ir.uitm.edu.my/id/eprint/27604/ http://ir.uitm.edu.my/id/eprint/27604/1/TM_ISHAK%20ANNUAR%20EE%2006_5.pdf
first_indexed	2023-09-18T23:18:41Z
last_indexed	2023-09-18T23:18:41Z
_version_	1777419285128282112

The centralised hazardous gas detector using microcontroller / Ishak Hj Annuar

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