Prevent Underload and Maximize PV Power in the Diesel-PV-Battery Hybrid System Due to Minimum Diesel Generation

Tegar Aji Nugroho*, Dedet Candra Riawan, Soedibyo, Avian Lukman Setya Budi

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Several islands in Indonesia use diesel generators as the main generators of the electrical system due to the ease and reliability of operation. However, the operating cost is high so it needs to be combined with a photovoltaic (PV) system. To reduce the intermittent effects of the PV system while controlling the power balancing of the microgrid system, a battery is used so that it becomes a PV-Battery-Diesel microgrid system. In the microgrid system, there are interrelated limitations, namely a minimum diesel generator (Pmin) of 4280 W and a maximum battery state of charge (SOC) of 80%. When the system only uses the Maximum Power Point Tracking (MPPT) method, underload or even reverse power can occur from the diesel generator. Therefore, the control system will work with two methods, namely MPPT for maximum power and Reduce Power Mode (RPM) for PV power reduction. The control system will use both methods and the reference current (Iref) setting on the three-phase inverter to minimize the generation of diesel generators (PDiesel) but still above the Pmin value. The control system was tested with changes in irradiation, load, and SOC. The results obtained that PDiesel is minimized and still returns above the value of Pmin. The average value of PDiesel is 4.4 kW and the efficiency of the MPPT method is 97%.

Original languageEnglish
Title of host publication2021 2nd International Conference on Information Technology, Advanced Mechanical and Electrical Engineering, ICITAMEE 2021
EditorsYessi Jusman, Hanifah Rahmi Fajrin
PublisherAmerican Institute of Physics Inc.
ISBN (Electronic)9780735442863
DOIs
Publication statusPublished - 30 Nov 2022
Event2nd International Conference on Information Technology, Advanced Mechanical and Electrical Engineering, ICITAMEE 2021 - Yogyakarta, Indonesia
Duration: 25 Aug 202126 Aug 2021

Publication series

NameAIP Conference Proceedings
Volume2499
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference2nd International Conference on Information Technology, Advanced Mechanical and Electrical Engineering, ICITAMEE 2021
Country/TerritoryIndonesia
CityYogyakarta
Period25/08/2126/08/21

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