Comparative Analysis of Performance Evaluation of Commercially Available Ultraviolet Units in Karachi for Water Disinfection (M.Engg (ISP) Project Report)

Zubedi, Tufail Ali

Comparative Analysis of Performance Evaluation of Commercially Available Ultraviolet Units in Karachi for Water Disinfection (M.Engg (ISP) Project Report) - Karachi : NED University of Engineering and Technology Department of Environmental Engineering, 2004 - iii, 60 p. : ill

Includes Bibliographical References

Summary :

Water is important in any nation's development and survival. While the human race does not readily take note of the lack of good air, water has clearly been a determining factor in the survival of many people.

Drinking water -- as essential as clean air is not easily available to most of the world's population. The world's situation is even more dramatic when one considers that the quality of water consumed is often not very good. Moreover, the ready contamination of water makes water a source of illness and hazard, instead of a source of health.
Disinfection of water has received increased attention over the past several years.
Ultraviolet (UY) light has been found to possess disinfectant characteristics. UV renders bacteria incapable of reproduction, which in scientific term means that the organism is dead.

This study project entitled “Comparative Analysis of Performance Evaluation of Commercially Available Ultraviolet Units In Karachi For Water Disinfection" focuses on the disinfection characteristics of such commercially available units in Karachi.

This report starts with the introduction of the problems faced due to contamination of drinking water. The discussion follows Literature Review in Chapter 2.

Chapter 3 puts forward the Theory of Disinfection. A detailed discussion on the background of UV light, a study of its characteristics, its advantages and disadvantages form the subject matter of Chapter 4. In Chapter 5 the theory of UV Radiation is discussed which is followed by the proposed methodology, experiment result, its interpretation and conclusions in Chapter 6.

Also included are the extracts from the 'Standard Methods for the Examination of Water and Wastewater - 20" Edition' and proposed changes in design of the UV Unit as Appendix A and Appendix B respectively.





Disinfection Water Supply Project Report

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