Modelling Fuzzy Logic Type-2 for Liquid Waste Control of Aerator Machine

Liquid waste cannot be disposed of directly, so it must be processed so as not to cause pollution to the surrounding environment. Both BOD (Biological Oxygen Demand) and COD (Chemical Oxygen Demand) treatment, oxygen is also required so that the quality of the liquid waste is safe for the environmen...

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Main Authors: I Made Mataram, I Ketut Wijaya
Format: Article
Language:English
Published: Universitas Udayana 2022-02-01
Series:Journal of Electrical, Electronics and Informatics
Online Access:https://ojs.unud.ac.id/index.php/JEEI/article/view/79663
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author I Made Mataram
I Ketut Wijaya
author_facet I Made Mataram
I Ketut Wijaya
author_sort I Made Mataram
collection DOAJ
description Liquid waste cannot be disposed of directly, so it must be processed so as not to cause pollution to the surrounding environment. Both BOD (Biological Oxygen Demand) and COD (Chemical Oxygen Demand) treatment, oxygen is also required so that the quality of the liquid waste is safe for the environment. Liquid waste treatment mostly utilizes aerators to produce high pressure air in liquid waste containing oxygen (O2). The problem that occurs in most wastewater treatment is the determination of the working time of the aerator, resulting in excessive use of electrical energy, but the results of the waste are still within unsafe limits. In general, the operating time of the aerator is manually, this causes the use of electrical energy to be wasteful. This research was conducted, how to develop a control system design for aerator operating time on the quality of liquid waste. The development of the control system used is Sugeno interval fuzzy logic type-2 with 2 (two) input types of Gauss membership function. The advantage of interval fuzzy logic type-2 over type-1 fuzzy logic is the ability to provide more accurate output for higher input uncertainty. The input variables used are waste volume and COD reduction, while the output is the aerator's operating time. The results obtained in the system design can be applied properly and in accordance with the setting point with an average aerator operating time of 6.8 hours and can reduce the use of electrical energy by 38.2%.
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spelling doaj.art-91416681e2454a3d90a1cf6cb57f25182024-01-02T05:53:24ZengUniversitas UdayanaJournal of Electrical, Electronics and Informatics2549-83042622-03932022-02-01616979663Modelling Fuzzy Logic Type-2 for Liquid Waste Control of Aerator MachineI Made Mataram0I Ketut Wijaya1Universitas UdayanaUdayana UniversityLiquid waste cannot be disposed of directly, so it must be processed so as not to cause pollution to the surrounding environment. Both BOD (Biological Oxygen Demand) and COD (Chemical Oxygen Demand) treatment, oxygen is also required so that the quality of the liquid waste is safe for the environment. Liquid waste treatment mostly utilizes aerators to produce high pressure air in liquid waste containing oxygen (O2). The problem that occurs in most wastewater treatment is the determination of the working time of the aerator, resulting in excessive use of electrical energy, but the results of the waste are still within unsafe limits. In general, the operating time of the aerator is manually, this causes the use of electrical energy to be wasteful. This research was conducted, how to develop a control system design for aerator operating time on the quality of liquid waste. The development of the control system used is Sugeno interval fuzzy logic type-2 with 2 (two) input types of Gauss membership function. The advantage of interval fuzzy logic type-2 over type-1 fuzzy logic is the ability to provide more accurate output for higher input uncertainty. The input variables used are waste volume and COD reduction, while the output is the aerator's operating time. The results obtained in the system design can be applied properly and in accordance with the setting point with an average aerator operating time of 6.8 hours and can reduce the use of electrical energy by 38.2%.https://ojs.unud.ac.id/index.php/JEEI/article/view/79663
spellingShingle I Made Mataram
I Ketut Wijaya
Modelling Fuzzy Logic Type-2 for Liquid Waste Control of Aerator Machine
Journal of Electrical, Electronics and Informatics
title Modelling Fuzzy Logic Type-2 for Liquid Waste Control of Aerator Machine
title_full Modelling Fuzzy Logic Type-2 for Liquid Waste Control of Aerator Machine
title_fullStr Modelling Fuzzy Logic Type-2 for Liquid Waste Control of Aerator Machine
title_full_unstemmed Modelling Fuzzy Logic Type-2 for Liquid Waste Control of Aerator Machine
title_short Modelling Fuzzy Logic Type-2 for Liquid Waste Control of Aerator Machine
title_sort modelling fuzzy logic type 2 for liquid waste control of aerator machine
url https://ojs.unud.ac.id/index.php/JEEI/article/view/79663
work_keys_str_mv AT imademataram modellingfuzzylogictype2forliquidwastecontrolofaeratormachine
AT iketutwijaya modellingfuzzylogictype2forliquidwastecontrolofaeratormachine