BibTex Citation Data :
@article{Reaktor43496, author = {Evi Siti Sofiyah and Iva Yenis Septiariva and Qomarudin Helmy and Suprihanto Notodarmojo and I Wayan Koko Suryawan}, title = {Comparison of Different Volume Reactor for Batik Wastewater Pre-Treatment with Ozonation to Improve Biodegradability}, journal = {Reaktor}, volume = {22}, number = {2}, year = {2022}, keywords = {}, abstract = { Batik is a unique ethnic and heritage textile from Indonesia with low biodegradability (BOD 5 /COD) and demanding biological wastewater treatment. However, in its application a high biodegradability value is needed. To increase biodegradability the ozonation process can be used as pre-treatment. The purpose of this study is to determine the effectiveness of ozone pre-treatment in color removal, COD removal, and changes in biodegradability. This study was divided into two types of the reactor with a volume of 2 L and 16 L with each dose of 4 mg/min and 40 mg/min. The results of color removal in the reactor with a volume of 2 L showed a value of 85% for color removal and 34.6% for COD removal. The reduction in efficiency occurred in the color removal to 65% in reactor 16 L. The removal of COD with a volume of 16 L was not evenly distributed at each altitude of 43; 35; and 33% (50; 100; 150 cm). Biodegradability increased from 0.143 to 0,49 (2L reactor) and 0.4-0.45 (16L reactor), this allows for the application of higher biological wastewater treatment. Which the NH 3 -N and total phenol removal efficiencies of 12.9%-31.4% and 3-21.2%, respectively. }, issn = {2407-5973}, pages = {42--48} doi = {10.14710/reaktor.22.2.42-48}, url = {https://ejournal.undip.ac.id/index.php/reaktor/article/view/43496} }
Refworks Citation Data :
Batik is a unique ethnic and heritage textile from Indonesia with low biodegradability (BOD5/COD) and demanding biological wastewater treatment. However, in its application a high biodegradability value is needed. To increase biodegradability the ozonation process can be used as pre-treatment. The purpose of this study is to determine the effectiveness of ozone pre-treatment in color removal, COD removal, and changes in biodegradability. This study was divided into two types of the reactor with a volume of 2 L and 16 L with each dose of 4 mg/min and 40 mg/min. The results of color removal in the reactor with a volume of 2 L showed a value of 85% for color removal and 34.6% for COD removal. The reduction in efficiency occurred in the color removal to 65% in reactor 16 L. The removal of COD with a volume of 16 L was not evenly distributed at each altitude of 43; 35; and 33% (50; 100; 150 cm). Biodegradability increased from 0.143 to 0,49 (2L reactor) and 0.4-0.45 (16L reactor), this allows for the application of higher biological wastewater treatment. Which the NH3-N and total phenol removal efficiencies of 12.9%-31.4% and 3-21.2%, respectively.
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JURNAL REAKTOR (p-ISSN: 0852-0798; e-ISSN: 2407-5973)
Published by Departement of Chemical Engineering, Diponegoro University
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