Claim Missing Document
Check
Articles

Found 2 Documents
Search
Journal : Journal of Computer Science and Informatics Engineering (J-Cosine)

Metoda Kombinasi Modulasi Pergeseran Tingkat Lebar Pulsa dengan Variabel Frekuensi Pembawa Pada Inverter Model Jembatan: Combination Method Of Level Shift Pulse Width Modulation With Carrier Frequency Variables On A Bridge Model Inverter Wiryajati, I Ketut; I Nyoman Wahyu Satiawan; Ida Bagus Fery Citarsa; I Made Budi Suksmadana; Supriono
Journal of Computer Science and Informatics Engineering (J-Cosine) Vol 8 No 1 (2024): Juni 2024
Publisher : Informatics Engineering Dept., Faculty of Engineering, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jcosine.v8i1.595

Abstract

Switching is very important in energy conversion systems. The conversion process requires a good and reliable method. This research identifies methods or techniques for pulse width modulation. This technique proposes a new model of modulation technique, namely by combining level shifted modulation techniques, and adjusting the frequency in such a way that it produces a signal that suits the inverter's needs. The inverter tested in this research is an inverter with a bridge model configuration. The proposed research and methods were verified using MATLAB and Simulink software. The results obtained are the ratio of total harmonic distortion (THD) are 25.07%, 76, 66% and 9.183%, respectively
Comparative Analysis of the Performance of Linear Quadratic Regulator and State Feedback Control on DC-DC Shunt Boost Converter I Ketut Wiryajati; Ade Safitra; Muh. Izzul Islam
Journal of Computer Science and Informatics Engineering (J-Cosine) Vol 8 No 2 (2024): Desember 2024
Publisher : Informatics Engineering Dept., Faculty of Engineering, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jcosine.v8i2.602

Abstract

In recent years, DC-DC converters, particularly shunt boost types, have become essential components in power systems, especially for applications requiring efficient voltage and current regulation. Proper control of these converters is crucial for ensuring optimal performance. This study analyzes two commonly used control methods: Linear Quadratic Regulator (LQR) and State Feedback Control for shunt boost DC-DC converters. LQR is known for its ability to minimize a cost function and optimize system performance, while State Feedback Control offers a simpler yet effective approach to system state control. Through MATLAB/Simulink-based simulations, this study evaluates the performance of both methods in terms of transient response, stability, and energy efficiency. The results show that LQR offers faster and more stable responses compared to State Feedback Control. However, the complexity of LQR in implementation makes it less practical than State Feedback Control, which is easier to apply in real-time applications
Co-Authors Ade Safitra Adela, Aulia Adhi W.A., I G.A.K. Chatur Adi W, IGAK Catur Agung Budi Muljono Agus Eka Darwinata Akbar, Panji al rafif, muhammad roid Alfandiansyah Muhammad Alhabsyi, Defi Aljibran, Aljibran Amrullah, Topaarana Armansyah, Ismayadi Arofa, Muhammad Satriaji Astuti, Luviana Aulia Adela Ayu Sri Adnyani, Ida Bagas Briantara Putra Wiwaha Bagus S, I Gusti Agung Bagus Widhi Dharma S. Baihaki, Ahmad Riki Bianti, Baiq Asri Briantara Putra Wiwaha, Bagas Ch, Syafarudin Cipta Ramadhani Destiarani Djul Fikry Budiman, Djul Fikry Djul Fikry, Budiman Fetrosia, Riska Fitrirayani, Gadis Ariva Gina Maulina, Nur Gunawan M. Idris Hakim, Rosliana Hamzan, Muhammad Abdulloh Harjian, M Rivaldy I G.A.K Chatur Adhi W.A. I G.A.K. Chatur I Gede Bawa Susana I Kade Wiratama, I Kade I Ketut Perdana Putra I Ketut Perdana Putra I Made Ari Nrartha I Made Budi Suksmadana I Made Budi Suksmadana I Made Budi Suksmadana I Made Deny Saputra Adiyas I Made Ginarsa I Made Mara I N Satya Kumara I Nyoman Wahyu S I Nyoman Wahyu Satiawa I Nyoman Wahyu Satiawan I Nyoman Wahyu Satiawan I Nyoman Wahyu Satiawan I Nyoman Wahyu Satiawan I Satiawan I Suksmadana I Wayan Joniarta I Wayan, Joniarta I.A.Sri Adnyani IB Ferry Citarsa Ida Ayu Dwi Giriantari Ida Ayu Sri Adnyani Ida Bagus Alit Ida Bagus Fery Citarsa Ida Bagus Fery Citarsa Ida Bagus Fery Citarsa Ida Bagus Fery Citarsa Ida Bagus Fery Citarsa Ida Bagus Fery Citarsa Ida Citarsa Ida Made Widyatana IDK Okariawan, IDK IN Wahyu Satiawan Islam, Muh Izzul Khairul Muamalah Laily, Zahratul Legowo, Suanggoro Lie Jasa Made Budi Suksmadana Made Sutha Yadnya Mekar Sari Melinda Ade Kantari Mohan V. Aware Muh. Izzul Islam Muhamad Aswin Yusrih, Aditama Muhamad Nanang Indrajaya Saputra Muhammad Arif Fitriyono Muladi, Sofian Ichsan Mursidin Syaefa Nababan, Sabar Natrsir, Abdul Natsir, Abdul Ni Made Seniari Ni Made Seniari Ningrat, Lalu Fayadh Rusya Nizar, Fahrun nugraha, gede raka Pebrina, Tria Rizki Perdana Putra, I Ketut Pratama, Sugi Artha Putra, I Ketut Perdana Putri, I Gusti Ayu Siwantrini Utari R.H Sianipar Ramadhani Ramadhani Rasidin, Eka Handika Rismon H. Sianipar Rosliana Hakim Ryan Pratama Sabar Nababan Safitra, Ade Saputra Saputra satiawan, nyoman wahyu Seniari, Ni Made Setiawati, Mita Sianipar21, Rismon H. Sri Hartati Sri Kusmiati Sri Maryati Suanggoro Legowo Suksmadana, I Made Budi sultan Sultan Sultan Sumawarti Sumawarti Supriatna Supriono Supriono Supriono . Supriono Supriono Supriono Supriono Supriono Supriono Supriono Supriono Supriyatna Supriyatna Supriyatna Supriyatna Syahfitri, Dian Aulia Umar, Ahmad Wahyu Satiawan Wahyu Satiawan , I Nyoman Wahyu Satiawan, I Nyoman Wahyuni, Mila Wardatul Annisak Warindi Warindi D Widana, Arya Kusuma Wirya Aryadi, I Gusti Agung Ketut Chatur Adhi Yazid Albuston, Toni