Water leakage detection circuit in external chiller unit

Chan, Siew-Yuen (2006) Water leakage detection circuit in external chiller unit. [USQ Project]

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Abstract

This industrial project is undertaken with the Customer Engineering Department of
ADVANTEST (Singapore) Private Limited.
The objective of this project is to design a circuit to detect the water level in the water
tank of the External Chiller and a check sheet to detect water leakage in the cooling
system.
There are 3 phases to design this project:
1) Determine the water evaporation and usage rate in the cooling system and analyze the
information to determine the time taken to completely dry up the water tank;
2) Design a water level detection circuit to sound an alarm when the water level is low;
3) Produce a check sheet to aid in the early detection of water leakage in the cooling
system.
With the use of the water level detection circuit, time taken to monitor the water level in
the water tank can be reduced to zero. Combine with the use of the check sheet, Test
System trip caused by water leakage in the cooling system can be eliminated. Hence, no
unscheduled downtime for the Test System will occur.
Design considerations that include safety, risk assessment and economic material
selection are discussed in this report.


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Item Type: USQ Project
Refereed: No
Item Status: Live Archive
Faculty/School / Institute/Centre: Historic - Faculty of Engineering and Surveying - Department of Mechanical and Mechatronic Engineering (Up to 30 Jun 2013)
Date Deposited: 11 Oct 2007 01:02
Last Modified: 02 Jul 2013 22:43
Uncontrolled Keywords: water; chiller; external chiller; Xenon beacon; CAD
Fields of Research (2008): 09 Engineering > 0905 Civil Engineering > 090508 Water Quality Engineering
09 Engineering > 0905 Civil Engineering > 090509 Water Resources Engineering
Fields of Research (2020): 40 ENGINEERING > 4004 Chemical engineering > 400499 Chemical engineering not elsewhere classified
40 ENGINEERING > 4005 Civil engineering > 400513 Water resources engineering
URI: https://sear.unisq.edu.au/id/eprint/2311

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