Nindita, Galuh Adi (2009) Pola Geometri Sebaran Effluent Akibat Pengaruh Gelombang Dengan Perubahan Sudut Port Pada Buoyant Jet Outfall. Other thesis, Institut Teknologi Sepuluh November.
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Abstract
Dengan semakin meningkatnya aktivitas industri dan rumah tangga, perlu adanya suatu penanganan terhadap limbah yang dihasilkan. Salah satu cara penanganan tersebut adalah dengan mengolah limbah menggunakan teknologi yang disebut ocean outfall. Salah satu faktor yang menjadi perhatian dalam mendesain ocean outfall adalah pola sebaran effluent (limbah) tersebut. Penelitian ini bertujuan untuk mengetahui pola geometri sebaran effluent akibat pengaruh gelombang dan perubahan sudut port. Metode percobaan dilakukan dengan memberikan distribusi temperatur, yaitu dengan cara mengalirkan cairan effluent panas ke dalam ambient (lingkungan perairan) melalui sistem perpipaan. Penelitian ini menggunakan tiga variasi kecepatan, yaitu 10 cm/s, 25 cm/s, dan 30 cm/s. Penelitian ini juga menggunakan tiga variasi sudut port, yaitu 0°, 45°, dan 90° terhadap arah datangnya gelombang dengan memberikan kondisi gelombang tertentu. Semakin besar gelombang dan semakin besar kecepatan, pergerakan effluent akan semakin jauh dari port, sehingga penyebarannya semakin meluas. Sudut yang optimum adalah 90°. Pola sebaran effluent yang dihasilkan membentuk persamaan parabola pada permukaan.
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By paying attention to the development of industrial and household activities, we need a work for the wastewater. One of the ways of doing that is by treating wastewater using a technology called as ocean outfall. One of the factors that becomes the motive in designing ocean outfall is effluent dispersion pattern. This research is conducted to know geometry effluent dispersion pattern as the effect of wave influence and port orientation. The experimental method has been done by measuring temperature distribution that is by transmitting effluent heat fluid into the ambient through pipeline system. This research uses three speed variations that is 10 cm/s, 25 cm/s, and 30 cm/s and it also uses three port variations that is 0°, 45°, and 90° to the direction of the coming waves by giving certain wave condition. Bigger waves, bigger its speed, effluent motion will be further from the port, so that its dispersion will be wider. Optimum angle is 90°. The dispersion pattern forms parabolic equations on the surface.
| Item Type: | Thesis (Other) |
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| Additional Information: | RSKe 623.89 Nin p |
| Subjects: | T Technology > TD Environmental technology. Sanitary engineering > TD678 Ocean outfalls--Design and construction. |
| Divisions: | Faculty of Marine Technology (MARTECH) > Ocean Engineering > 38201-(S1) Undergraduate Thesis |
| Depositing User: | magang . |
| Date Deposited: | 07 Oct 2026 07:44 |
| Last Modified: | 07 Oct 2026 07:44 |
| URI: | http://repository.its.ac.id/id/eprint/145403 |
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