Energy efficiency study of 4 steps autotransformer and capacitor bank system in SSAAS building / Muhammad Redhuwan Zaini

Energy Efficiency study of 4 Steps Autotransformer and Capacitor Bank is conducted in Sultan Salahuddin Abdul Aziz Shah (SSAAS) Building, Shah Alam to find the method to reduce the maximum demand and starting current of the motor pump and these most suitable to reduce the electricity bill of SSAAS b...

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Bibliographic Details
Main Author: Zaini, Muhammad Redhuwan
Format: Thesis
Language:English
Published: 2011
Online Access:https://ir.uitm.edu.my/id/eprint/84731/1/84731.pdf
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Summary:Energy Efficiency study of 4 Steps Autotransformer and Capacitor Bank is conducted in Sultan Salahuddin Abdul Aziz Shah (SSAAS) Building, Shah Alam to find the method to reduce the maximum demand and starting current of the motor pump and these most suitable to reduce the electricity bill of SSAAS building. The objective of this study is to increase the Efficiency by using 4 Steps Autotransformer with Capacitor Bank system, to compare the equipment that already use for reduce the energy and other equipment that can reduce the energy and to prove the system that can reduce the maximum demand, bills and starting current. 4 Steps Autotransformer with Capacitor Bank system is used as requirement of the previous star delta (2 Steps Autotransformer) system in order to improve the energy efficiency of the building. The motor pump in SSAAS Building also is one of the factors that can due to high starting current of the motor pump. The data is collected for 5 months using Power Logger (Fluke 1735). From results, it's show that the Autotransformer and Capacitor Bank can reduce the starting current, maximum demand and the bill of the SSAAS Building and the results from the data shows that the power factor of the system increase from below than 0.85 to 0.95. The maximum demand and the starting current of the SSAAS Building also reduce and make the bills reduce better than previous system.