SELECTION OF EFFECTIVE RAW WATER TREATMENT OPTIONS FOR KRENCENG WTP PT. KRAKATAU TIRTA INDUSTRI
PT. Krakatau Tirta Industri is a company that provides drinking water needs in the Cilegon City for domestic and industrial sectors. Krenceng WTP is one of the WTPs owned by PT. Krakatau Tirta Industri that uses raw water from the Krenceng Dam and the Cidanau River. The aim of this research is to...
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Format: | Final Project |
Language: | Indonesia |
Subjects: | |
Online Access: | https://digilib.itb.ac.id/gdl/view/80232 |
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Institution: | Institut Teknologi Bandung |
Language: | Indonesia |
Summary: | PT. Krakatau Tirta Industri is a company that provides drinking water needs in the
Cilegon City for domestic and industrial sectors. Krenceng WTP is one of the WTPs
owned by PT. Krakatau Tirta Industri that uses raw water from the Krenceng Dam
and the Cidanau River. The aim of this research is to obtain effective processing
options with raw water from the Krenceng Dam and the Cidanau River using Alum
and PAC coagulants with the processing options of one-stage coagulation, addition
of coagulants aid, and two-stage coagulation. The coagulant aid that is used is
Bentonite which can help absorb colloid particles thereby accelerating floc
formation. Two-stage coagulation divides the coagulant dose into each stage. The
samples used are sample 1 (Krenceng Dam 13 November 2022), sample 2 (Cidanau
River 13 November 2022), and sample 3 (Krenceng Dam 01 March 2023). From
the test results, it was found that an effective processing option was obtained for
sample 1 with PAC coagulant and Bentonite with parameters pH 6.9, turbidity 3.03
NTU, and color 5 TCU; sample 2 with PAC coagulant with parameters pH 6.95,
turbidity 1.05 NTU, and color 12.5 TCU, and sample 3 with Alum coagulant and
Bentonite with parameters pH 6.48, turbidity 1.19 NTU, and color 10 TCU |
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