Optimized hybrid energy systems for sustainable net-zero communities: Modelling, framework design and performance analysis

Publisher:
PERGAMON-ELSEVIER SCIENCE LTD
Publication Type:
Journal Article
Citation:
International Journal of Hydrogen Energy, 2025, 160
Issue Date:
2025-08-20
Full metadata record
Identifying a cost-effective pathway to achieve net zero energy in remote Australian communities is crucial for meeting the country's net zero target by 2050. Hybrid Renewable Energy Systems (HRES) offer a sustainable and economical alternative to traditional power sources by lowering capital costs and improving renewable energy efficiency. This paper presents a sustainable HRES modelling and theoretical framework for designing and optimizing net-zero communities with emerging energy technologies. It examines a PV-Wind hybrid system with various storage technologies to meet energy demands in remote areas of Broken Hill, New South Wales, Australia. Multiple future scenarios are evaluated based on technical, economic, and environmental criteria. The results show that the hybrid system, consisting of PV, wind, battery and hydrogen energy, is the most viable, achieving net zero energy (NZE) with a cost of energy (COE) of $0.0957/kWh and zero CO2 emissions. The results obtained over time underscore that COE, carbon emission reduction and renewable integration play a crucial role in sustainable energy development and economic growth enhancing energy security and lowering operational costs. Overall, this study highlights the potential of optimized HRES configurations for diverse locations and climates, supporting Australia's transition to a cleaner, more sustainable energy future.
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