2024, Predavanja, str. 42-43
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Integracija OIE, baterijskih skladišta energije i regulisane potrošnje u virtuelnu elektranu jedne proizvodno potrošačke oblasti
Integration of renewable energy sources, battery energy storage and controlled consumption into the virtual power plant of one production-consumption zone
Univerzitet u Beogradu, Elektrotehnički institut 'Nikola Tesla', Srbija
Sažetak
Cilj ovog rada je izučavanje uticaja integracije obnovljivih izvora energije (OIE) sa promenljivim primarnim resursom na postojeće izvore električne energije u proizvodno-potrošačkoj oblasti. Metodološki pristup je baziran na simulacionom ispitivanju korišćenjem Hardware-in-the-Loop (HIL) laboratorijskog setapa. U modelu su obuhvaćene dve turbo jedinice povezane na 110 kV sabirnice, dok je paralelno tradicionalnoj elektrani priključena vetroelektrana snage približno 20% od snage tradicionalne elektrane. Koristeći tipičan dijagram promene snage vetroturbine, analizirani su uticaji na napon i generisanu reaktivnu snagu tradicionalne elektrane. Elektrane su opremljene standardnim regulatorom virtuelne elektrane, a uzeto je u obzir tipično numeričko variranje snage po preseku vetroparka. Takođe, u razmatranje je uključen tipičan dnevni dijagram napona u tački priključenja na 110 kV mrežu. Rezultati analize pokazuju kako varijacije u proizvodnji energije iz OIE utiču na varijacije napona i reaktivnih snaga u tački priključenja, što je ključno za optimalnu integraciju OIE, baterijskih skladišta energije i regulisane potrošnje u virtuelnu elektranu.
Abstract
The objective of this paper is to examine the impact of integrating renewable energy sources (RES) with variable primary resource on existing power sources within a production-consumption area. Our methodology is based on simulation testing using a Hardware-in-the-Loop (HIL) laboratory setup. The model includes two turbo units connected to 110 kV busbars, with a wind power plant providing approximately 20% of the traditional power plant's capacity connected in parallel. We utilized a typical power variation diagram of the wind turbine to analyze the effect on voltage and generated reactive power of the traditional power plant. Both power plants are equipped with a standard virtual power plant controller, and we accounted for typical numerical power variations across the wind farm. Additionally, we considered a typical daily voltage variation diagram at the connection point to the 110 kV grid. Our analysis results indicate how variations in energy production from RES influence voltage and reactive power variations at the connection point. These findings are crucial for the optimal integration of RES, battery energy storage, and controlled consumption into a virtual power plant.
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