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Journal : control systems and optimization letters

Comparative Evaluation of Transfer Function and Detailed Switching Models for a PID-Controlled Single-Phase DC–AC Conversion System Fifin Nugroho; Hari Maghfiroh; Warindi Warindi; Fahmizal Fahmizal
Control Systems and Optimization Letters Vol 4, No 2 (2026)
Publisher : Peneliti Teknologi Teknik Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59247/csol.v4i2.324

Abstract

Transfer-function (TF) models are widely used in power electronics because of their simplicity and suitability for controller design. However, their ability to represent practical converter behavior is limited since switching actions and nonlinear effects are neglected. This paper presents a comparative evaluation of transfer-function and detailed switching models for a PID-controlled single-phase inverter system consisting of a DC–DC boost converter and a full-bridge inverter employing unipolar sinusoidal pulse width modulation (SPWM). The system is designed to convert a 46 VDC input into a regulated 220 VAC (RMS), 50 Hz output. Both models were developed in MATLAB/Simulink and evaluated under identical operating conditions. The results show that the TF model provides a computationally efficient representation suitable for preliminary controller design, while the detailed switching model captures switching-induced ripple, transient dynamics, and harmonic distortion. The detailed model achieved stable 220 VAC operation with a total harmonic distortion (THD) of 1.91%, satisfying IEEE Standard 519 requirements. The comparative analysis indicates that controller parameters obtained from the TF model can provide a useful initial tuning reference before refinement in the detailed switching model. Since the study is based exclusively on simulation, experimental validation remains necessary. The results suggest that TF models are suitable for early-stage controller development, whereas detailed switching models are required for realistic performance assessment and validation.
Co-Authors Abdel-Nasser Sharkawy Abu Saleh Musa Miah Afrizal Mayub Agus Ramelan Agus Ramelan Agus Ramelan Agus Ramelan Agus Ramelan Ahmad Jaelani Sidik Alfian Ma’arif Angelo Marcelo Tusset Anif Jamaluddin Anisa Ulya Darajat Anrico Gideon Alfano Aqsha Al Madani Kurniawan Arif Wibowo Arthur Joshua Titus Atinkut Molla Augustinus Sujono Augustinus Sujono Augustinus Sujono Augustinus Sujono Augustinus Sujono Augustinus Sujono Augustinus Sujono Aulia Vici Yunitasari Azis Ubaidilah Berlian Shanaza Andiany Chico Hermanu B.A. Daru Kusumastuti Dimas Dwika Saputra Dodi Saputra Fahmizal Fahmizal Fahmizal Fahmizal Fahmizal Fahmizal Fahmizal Fahmizal Feri Adriyanto Fifin Nugroho Furizal Furizal Gibran Nabil Sentana Harsito, Catur Henry Probo Santoso Henry Probo Santoso Henry Probo Santoso Heriansyah Hidayat Nur Isnianto Inayati Inayati Inayati Inayati Innes Danarastri Irwan Iftadi Iswanto Suwarno Joko Slamet Saputro Joko Slamet Saputro Joko Slamet Saputro Lora Khaula Amifia M. Iqbal Zidny Mariusz Jabłoński Matthew Sebastian Pratikno Maulana Afif Miftahul Anwar Moch. Iskandar Riansyah Mohammad Farhan Ferdous Mohammad Hakim Adhiguna Mufti Reza Aulia Putra Muhammad Ahmad Baballe Muhammad Arrofiq Muhammad Dhafier Mu'afa Muhammad Fiqih Al Faishal Muhammad Hamka Ibrahim Muhammad Hamka Ibrahim Muhammad Hamka Ibrahim Muhammad Hammam Al-Choiri Muhammad Nizam Muhammad Raflie Pangestu Muhammad Renaldy Darmawan Muhammad Renaldy Darmawan Muhammad Rizal Sahiddin Muhammad Rizqi Subeno Musyaffa' Ahmad Musyaffa’ Ahmad Musyaffa’ Ahmad Phichitphon Chotikunnan Pinto Anugrah Piotr Borkowski Priyo Herlambang Priyova Muhammad Rafief R Lulus Lambang GH Rahmadhia, Safinta Nurinda Ramadhan Prihananto Rania Majdoubi Rebbeka Siswandina Sari Refansyah Basu Dewa Ricky Aston Susetyo Subuh Pramono Supriyanto Praptodiyono Supriyanto Praptodiyono Supriyanto Praptodiyono Supriyanto Praptodiyono swadexi istiqphara Taufik Widyastama URI ARTA RAMADHANI Vernanda Sitorini Zul Hizmi Warindi Warindi Yulian Lingga Permana Zainal Arifin