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Optimizing power network expansion with pumped hydro energy storage using a multi-objective enhanced spider wasp
Mohamed M Refaat1, Saad F Al-Gahtani2,3, Hussain Bassi4
1Photovoltaic Cells Department, Electronics Research Institute, Cairo, 11843, Egypt.
Scientific Reports
|April 18, 2025
Summary
Integrating pumped hydro energy storage (PHES) improves grid reliability. The Bonneville Power Administration (BPA) technology shows significant cost reductions in power network expansion planning (PNEP), as demonstrated by the Enhanced Spider Wasp Optimizer (ESWO).
Area of Science:
- Electrical Engineering
- Energy Systems Engineering
- Optimization Theory
Background:
- Grid reliability and supply-demand balance necessitate energy storage integration.
- Pumped hydro energy storage (PHES) is a key technology for grid stability.
- Power network expansion planning (PNEP) must account for new energy storage solutions.
Purpose of the Study:
- To analyze the economic impact of integrating various PHES technologies on PNEP.
- To evaluate the effectiveness of the Enhanced Spider Wasp Optimizer (ESWO) for PNEP with PHES.
- To compare the performance of different PHES technologies (EPRI, EIA, BPA, Swan Lake) in network expansion.
Main Methods:
- Developed a multi-objective optimization model for PNEP minimizing cost and maximizing PHES benefits.
- Applied the Enhanced Spider Wasp Optimizer (ESWO) with a variable reduction technique.
- Simulated integration of PHES technologies alongside renewable energy sources and transmission components on the Garver and IEEE 24-bus systems.
Main Results:
- The Bonneville Power Administration (BPA) PHES technology significantly aids power network expansion.
- BPA technology achieved cost reductions of 1.23-24.84% in the Garver network and 3.37-5.56% in the IEEE 24-bus system.
- The ESWO algorithm demonstrated efficiency in solving complex PNEP problems with energy storage.
Conclusions:
- PHES integration, particularly BPA technology, offers substantial economic benefits for PNEP.
- The ESWO is an effective optimization tool for PNEP incorporating energy storage.
- Strategic integration of PHES technologies is vital for reliable and cost-effective grid expansion.
Keywords:
Enhanced spider wasp optimizerOptimizationPower network expansion planningPumped hydro energy storageRenewablesMore Related Videos
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