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IMPLEMENTASI KONTROL PID ZIEGLER – NICHOLS UNTUK PENGENDALIAN PENYELAMAN PADA ROBOT BAWAH AIR OTONOM HYDROSHIPS Sobirin, Ihwanul; Endrasmono, Joko; Riananda, Dimas Pristovani; Asri, Purwidi; Jami'in, Mohammad Abu; Munadhif, Ii
Jurnal Elektronika dan Otomasi Industri Vol. 11 No. 2 (2024): Vol. 11 No.2 (2024) : Jurnal Elkolind Vol.11, No. 2, 2024 (Juli 2024)
Publisher : Program Studi Teknik Elektronika Politeknik Negeri Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33795/elkolind.v11i2.5344

Abstract

Robot bawah air beroperasi dan dikendalikan dalam air untuk berbagai tugas seperti penelitian, operasi SAR, dan perlindungan infrastruktur. Terdapat dua jenis utama: Remotely Operated Vehicle (ROV), yang dikendalikan manual, dan Autonomous Underwater Vehicle (AUV), yang beroperasi secara otomatis. Tim HYDROships dari Politeknik Perkapalan Negeri Surabaya mengembangkan AUV untuk mendeteksi korban kecelakaan dan objek bawah air. Stabilitas AUV di bawah permukaan laut sangat penting untuk mencegah kecelakaan. Kontrol PID Ziegler - Nichols digunakan untuk menjaga kestabilan penyelaman AUV. Pada pengujian, kendali penyelaman prototipe AUV dengan parameter PID Kp = 9,269; Ki = 5,65; Kd = 8,55 mampu untuk mendapatkan respon yang baik dengan nilai respon terbaik, rise time sebesar 1,35 detik, settling time sebesar 3,2 detik dan overshoot sebesar 7,4%. Hasil penelitian menunjukkan parameter PID Ziegler-Nichols memberikan rise time cepat, tetapi overshoot besar, sedangkan fine-tuning PID memberikan respon lebih baik secara keseluruhan.
INTERACTION ANALYSIS HULL AND PROPELLER AND IMPROVEMENT OF EFFICIENCY PROPELLER ON FISHING VESSELS Jami'in, Mohammad Abu; Primanjaya, Abi
IJMEA Journal Kedokteran Gigi Vol 1 No 1 (2024): September 2024
Publisher : Department of Marine Engineering, Universitas Hang Tuah

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30649/ijmea.v1i1.367

Abstract

The determination of propeller and hull adjustment of both small and large fishing vessels is indeed very important, in general, fishing vessels at the port of Lamongan only use hereditary techniques. many weaknesses in the problem of synchronization between the hull, the main propulsion engine, and the propeller. therefore, after analysis, it can be concluded, that at the coastal port of Lamongan, an Ijon-Ijon type fishing boat, with a main size of 5-10 GT. In one ship using the Mitsubishi Fuso 120 ps 2 engine type, using 2 gearbox advance ratio 3.1 rated input speed 1000- 2500 r/min and rated trans capacity 0.039 kW/min with a total resistance value of 17.599 kn, wake fraction value 0.235, value thrust deduction 0.197 and using a propeller with type B-series B3-35 with a diameter of 1.54 with a KT value of 0.31, a value of 10KQ 0.37, a value of J 0.52 and an average efficiency value of 0.48. By changing the diameter propeller to 1.75 and changing the ratio gearbox with the same engine, a comparison can be made between the efficiency of the propeller previous and the efficiency after changing the diameter propeller with a KT value of 0.30, a value of 10KQ 0.345, a value of J 0.55 and average efficiency value 0.565.