Evaluasi Efektifitas Pengaruh Dosis Koagulan dan Flokulan terhadap TSS dan pH Limbah Cair Stockpile Pembangkit Listrik Tenaga Uap

Abstract
This study aims to evaluate the effectiveness of various doses of 6.25% Poly Aluminium Chloride (PAC) and 0.1% polymer flocculant in reducing Total Suspended Solids (TSS) and assessing pH changes in coal stockpile wastewater at PT PLN Nusantara Power UP Paiton Unit 9. Stockpile wastewater typically contains high levels of suspended solids originating from water spray activities that carry fine coal particles. The coagulation–flocculation process was performed using the jar test method with PAC dosages of 35 ppm, 50 ppm, and 65 ppm, along with flocculant dosages of 6 ppm and 7 ppm. pH and TSS were analyzed before and after treatment to assess process effectiveness. The results indicate that a PAC dosage of 35 ppm combined with a 6 ppm flocculant achieved the highest TSS removal efficiency of 98.15%. Increasing PAC dosage resulted in reduced performance due to overdosing effects, leading to charge destabilization and impaired floc formation. These findings highlight the importance of optimizing coagulant dosage to improve stockpile wastewater quality for safe reuse in operational activities.
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How to Cite

Dea Raivani Claresta Hamzah, et al. (2025). Evaluasi Efektifitas Pengaruh Dosis Koagulan dan Flokulan terhadap TSS dan pH Limbah Cair Stockpile Pembangkit Listrik Tenaga Uap. Venus: Jurnal Publikasi Rumpun Ilmu Teknik, 3(6). https://doi.org/10.61132/venus.v3i6.1241

Dea Raivani Claresta Hamzah; Restu Hikmah Ayu Murti; Yubi Fatroh Harianto, "Evaluasi Efektifitas Pengaruh Dosis Koagulan dan Flokulan terhadap TSS dan pH Limbah Cair Stockpile Pembangkit Listrik Tenaga Uap," Venus: Jurnal Publikasi Rumpun Ilmu Teknik, vol. 3, no. 6, 2025.

Dea Raivani Claresta Hamzah; Restu Hikmah Ayu Murti; Yubi Fatroh Harianto. "Evaluasi Efektifitas Pengaruh Dosis Koagulan dan Flokulan terhadap TSS dan pH Limbah Cair Stockpile Pembangkit Listrik Tenaga Uap." Venus: Jurnal Publikasi Rumpun Ilmu Teknik, vol. 3, no. 6, 2025.

Dea Raivani Claresta Hamzah; Restu Hikmah Ayu Murti; Yubi Fatroh Harianto. "Evaluasi Efektifitas Pengaruh Dosis Koagulan dan Flokulan terhadap TSS dan pH Limbah Cair Stockpile Pembangkit Listrik Tenaga Uap." Venus: Jurnal Publikasi Rumpun Ilmu Teknik 3, no. 6 (2025).

Dea Raivani Claresta Hamzah, et al. (2025) 'Evaluasi Efektifitas Pengaruh Dosis Koagulan dan Flokulan terhadap TSS dan pH Limbah Cair Stockpile Pembangkit Listrik Tenaga Uap', Venus: Jurnal Publikasi Rumpun Ilmu Teknik, 3(6). doi: 10.61132/venus.v3i6.1241.

Dea Raivani Claresta Hamzah; Restu Hikmah Ayu Murti; Yubi Fatroh Harianto. Evaluasi Efektifitas Pengaruh Dosis Koagulan dan Flokulan terhadap TSS dan pH Limbah Cair Stockpile Pembangkit Listrik Tenaga Uap. Venus: Jurnal Publikasi Rumpun Ilmu Teknik. 2025;3(6).

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