BibTex Citation Data :
@article{BULOMA38293, author = {Ayuk Milasari and Dwi Haryo Ismunarti and Elis Indrayanti and Farid Muldiyatno and Aris Ismanto and Aziz Rifai}, title = {Model Arus Permukaan Teluk Lampung pada Musim Peralihan II dengan Pendekatan Hidrodinamika}, journal = {Buletin Oseanografi Marina}, volume = {10}, number = {3}, year = {2021}, keywords = {Pola Arus; Pasang Surut; Teluk Lampung; Hidrodinamika 2D}, abstract = { Lokasi geografis Teluk Lampung yang terletak di Pulau Sumatra bagian Selatan dan dipisahkan dari Pulau Jawa melalui Selat Sunda mempunyai akses langsung dengan perairan lepas dari Samudera Hindia. Hal ini akan berpengaruh terhadap pola sirkulasi arus permukaan yang terbentuk. Penelitian ini bertujuan untuk memodelkan arus permukaan di Teluk Lampung dengan menggunakan pendekatan model hidrodinamika khususnya pada musim peralihan II (Oktober – November 2020). Verifikasi model dilakukan dengan cara membandingkan hasil model arus dengan hasil pengukuran arus lapangan menggunakan currentmeter valeport yang dilaksanakan dari tanggal 12 Oktober sampai 9 November 2020. Hasil penelitian menunjukkan bahwa arus permukaan dominan dibangkitkan oleh pasang surut dengan prosentase arus pasang surut sebesar 89,09 %. Tipe pasang surut adalah tipe campuran condong harian ganda dengan nilai Formzahl 0,4. Kecepatan arus maksimum 0,168 m/s ke arah 352° dan arus minimum 0,017 ke arah 33°, sehingga arah pergerakan cenderung bolak balik. Pada kondisi pasang, arus bergerak ke utara yaitu dari Selat Sunda masuk ke perairan Teluk Lampung, dan sebaliknya pada saat surut arus bergerak ke arah selatan keluar dari perairan Teluk Lampung menuju Selat Sunda. The geographical location of Lampung Bay, which is located in the southern part of Sumatra Island and separated from Java Island by the Sunda Strait, has direct access to the waters off the Indian Ocean. This will affect the surface current circulation pattern that is formed. This research aims to model surface currents in Lampung Bay using a hydrodynamic model approach, especially in 2 nd transitional monsoon (October - November 2020). Model verification is carried out by comparing the results of the current model with the results of field current measurements using a valeport current meter which was carried out from 12 October to 9 November 2020. The results showed that the dominant surface current was generated by tides with a tidal current percentage of 89.09%. The tidal type is a mixed type of mixed tide prevailing semidiurnal with a Formzahl value of 0.4. The maximum current speed is 0.168 m/s in the direction of 352° and the minimum current is 0.017 in the direction of 33°, so that the direction of movement tends to be back and forth. At high tide, the current moves northward from the Sunda Strait into the waters of Lampung Bay, and vice versa at low tide the current moves southward out of the waters of the Lampung Bay towards the Sunda Strait. }, issn = {2550-0015}, pages = {259--268} doi = {10.14710/buloma.v10i3.38293}, url = {https://ejournal.undip.ac.id/index.php/buloma/article/view/38293} }
Refworks Citation Data :
Lokasi geografis Teluk Lampung yang terletak di Pulau Sumatra bagian Selatan dan dipisahkan dari Pulau Jawa melalui Selat Sunda mempunyai akses langsung dengan perairan lepas dari Samudera Hindia. Hal ini akan berpengaruh terhadap pola sirkulasi arus permukaan yang terbentuk. Penelitian ini bertujuan untuk memodelkan arus permukaan di Teluk Lampung dengan menggunakan pendekatan model hidrodinamika khususnya pada musim peralihan II (Oktober – November 2020). Verifikasi model dilakukan dengan cara membandingkan hasil model arus dengan hasil pengukuran arus lapangan menggunakan currentmeter valeport yang dilaksanakan dari tanggal 12 Oktober sampai 9 November 2020. Hasil penelitian menunjukkan bahwa arus permukaan dominan dibangkitkan oleh pasang surut dengan prosentase arus pasang surut sebesar 89,09 %. Tipe pasang surut adalah tipe campuran condong harian ganda dengan nilai Formzahl 0,4. Kecepatan arus maksimum 0,168 m/s ke arah 352° dan arus minimum 0,017 ke arah 33°, sehingga arah pergerakan cenderung bolak balik. Pada kondisi pasang, arus bergerak ke utara yaitu dari Selat Sunda masuk ke perairan Teluk Lampung, dan sebaliknya pada saat surut arus bergerak ke arah selatan keluar dari perairan Teluk Lampung menuju Selat Sunda.
The geographical location of Lampung Bay, which is located in the southern part of Sumatra Island and separated from Java Island by the Sunda Strait, has direct access to the waters off the Indian Ocean. This will affect the surface current circulation pattern that is formed. This research aims to model surface currents in Lampung Bay using a hydrodynamic model approach, especially in 2nd transitional monsoon (October - November 2020). Model verification is carried out by comparing the results of the current model with the results of field current measurements using a valeport current meter which was carried out from 12 October to 9 November 2020. The results showed that the dominant surface current was generated by tides with a tidal current percentage of 89.09%. The tidal type is a mixed type of mixed tide prevailing semidiurnal with a Formzahl value of 0.4. The maximum current speed is 0.168 m/s in the direction of 352° and the minimum current is 0.017 in the direction of 33°, so that the direction of movement tends to be back and forth. At high tide, the current moves northward from the Sunda Strait into the waters of Lampung Bay, and vice versa at low tide the current moves southward out of the waters of the Lampung Bay towards the Sunda Strait.
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