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ANALISIS DAN SIMULASI KONVERTER DC-DC PENAIK TEGANGAN DENGAN CELL PENGUAT TINGGI UNTUK APLIKASI PHOTO VOLTAIC (PV) Anung -; Givy Devira Ramady; Purwadi Budi Santoso; Taufik Rachman; Yakob liklikwatil; Dwiyanto -
Power Elektronik : Jurnal Orang Elektro Vol 12, No 2 (2023): POWER ELEKTRONIK
Publisher : Politeknik Harapan Bersama Tegal

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30591/polektro.v12i2.5037

Abstract

The range of DC output voltage of the photovoltaic cell is about 20 - 45 Vdc. At generally electrical load use an AC voltage is about 220 Vac for one phase load and a 380 Vac for three phase load. So that the output voltage of the photovoltaic cell has to raise up to 400 Vdc and then it voltage changed to an AC voltage with an inverter. In this paper, the voltage conversion ratio of the DC to DC voltage with high gain cell power converter will be analyzed and simulated with PSIM software. From the analysis and simulations show that the output voltage of that converter can be achieved it about 400 Vdc from around input voltage 20 Vdc, the duty cycle of the semiconductor switch is 71 %.
REDUKSI RUGI-RUGI PENSAKLARAN PADA KONVERTER DC-DC ZETA DENGAN TEKNIK ZERO VOLTAGE TRANSITION Anung -; Givy Devira Ramady; Muchamad Sobri Sungkar; Yoddy Agung Nuhgraha; Agung Wirjawan
Power Elektronik : Jurnal Orang Elektro Vol 12, No 1 (2023): POWER ELEKTRONIK
Publisher : Politeknik Harapan Bersama Tegal

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30591/polektro.v12i1.4378

Abstract

This paper presents a dc-dc ZETA converter with reduced switching loses at the main switch. Reducing switching loses is obtained by application of a resonance switch, where turn-on by the zero voltage and rising voltage at turn-off is limited by capacitor that it’s placed parallel with main switch. The operational principle of the proposed dc-dc ZETA converter with reduced switching loses has been analyzed under different modes of switching operation. To validate the proposed converter, the implementation is carried out using PSIM software. Simulation result shows that the main switch turn-on at the zero voltage and turn-off at the main switch voltage increase in a quadratic function, so that the result of the voltage and current multiplying is lower, on the other hand the loses of the main switch can be reduced.