Restaurant wastewater treatment with a two-chamber septic tank and a sequencing batch reactor

Restaurant wastewater in Indonesia comprises a variety of organic components that are difficult to degrade, such as COD, BOD, TSS, and oils and fats. Although grease traps are usually used to collect restaurant wastewater, the effluent still exceeds the applicable standards. For this reason, the com...

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Main Authors: Hendrasarie Novirina, Nugraha MYC, Fadilah Kabul
Format: Article
Language:English
Published: EDP Sciences 2021-01-01
Series:E3S Web of Conferences
Subjects:
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/104/e3sconf_icstunkhair2021_01011.pdf
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author Hendrasarie Novirina
Nugraha MYC
Fadilah Kabul
author_facet Hendrasarie Novirina
Nugraha MYC
Fadilah Kabul
author_sort Hendrasarie Novirina
collection DOAJ
description Restaurant wastewater in Indonesia comprises a variety of organic components that are difficult to degrade, such as COD, BOD, TSS, and oils and fats. Although grease traps are usually used to collect restaurant wastewater, the effluent still exceeds the applicable standards. For this reason, the combined technology of a two-chamber septic tank (ST) and a sequencing batch reactor (SBR) was chosen for this investigation. Both are biological treatment methods that involve an anaerobic and aerobic phase. This reactor will operate with a continuous influent flow that will be processed sequentially but discharged intermittently. The hydraulic retention time (HRT) of the ST-SBR was 12, 24, 36, and 48 hours, at aeration rates of 7 and 14 L/min, respectively. The results showed that introducing a Septic Tank increased the percentage of organic content removed and shortened the optimal HRT, resulting in a 24-hour optimal HRT and a 14 L/min aeration rate. With an average efficiency of 86.72% to 98.63% in removing organic components.
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spelling doaj.art-54d3dd46e7404fde8dbd2b5df1841d2e2022-12-21T22:41:50ZengEDP SciencesE3S Web of Conferences2267-12422021-01-013280101110.1051/e3sconf/202132801011e3sconf_icstunkhair2021_01011Restaurant wastewater treatment with a two-chamber septic tank and a sequencing batch reactorHendrasarie NovirinaNugraha MYCFadilah KabulRestaurant wastewater in Indonesia comprises a variety of organic components that are difficult to degrade, such as COD, BOD, TSS, and oils and fats. Although grease traps are usually used to collect restaurant wastewater, the effluent still exceeds the applicable standards. For this reason, the combined technology of a two-chamber septic tank (ST) and a sequencing batch reactor (SBR) was chosen for this investigation. Both are biological treatment methods that involve an anaerobic and aerobic phase. This reactor will operate with a continuous influent flow that will be processed sequentially but discharged intermittently. The hydraulic retention time (HRT) of the ST-SBR was 12, 24, 36, and 48 hours, at aeration rates of 7 and 14 L/min, respectively. The results showed that introducing a Septic Tank increased the percentage of organic content removed and shortened the optimal HRT, resulting in a 24-hour optimal HRT and a 14 L/min aeration rate. With an average efficiency of 86.72% to 98.63% in removing organic components.https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/104/e3sconf_icstunkhair2021_01011.pdfwastewatersbrbiological treatment methods
spellingShingle Hendrasarie Novirina
Nugraha MYC
Fadilah Kabul
Restaurant wastewater treatment with a two-chamber septic tank and a sequencing batch reactor
E3S Web of Conferences
wastewater
sbr
biological treatment methods
title Restaurant wastewater treatment with a two-chamber septic tank and a sequencing batch reactor
title_full Restaurant wastewater treatment with a two-chamber septic tank and a sequencing batch reactor
title_fullStr Restaurant wastewater treatment with a two-chamber septic tank and a sequencing batch reactor
title_full_unstemmed Restaurant wastewater treatment with a two-chamber septic tank and a sequencing batch reactor
title_short Restaurant wastewater treatment with a two-chamber septic tank and a sequencing batch reactor
title_sort restaurant wastewater treatment with a two chamber septic tank and a sequencing batch reactor
topic wastewater
sbr
biological treatment methods
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/104/e3sconf_icstunkhair2021_01011.pdf
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