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Decarbonizing the Greek Electricity System Under the Energy Storage Context: Between Ambition and Reality

エネルギー貯蔵の文脈におけるギリシャ電力システムの脱炭素化:野心と現実の間で (AI 翻訳)

Andreas Efstratiadis, Athanasios Zisos, Aikaterini Kolioukou, G.-Fivos Sargentis, Pavlina Pagoulatou, Eleni Mandilaki, Nikοs Mamassis

Sustainability📚 査読済 / ジャーナル2026-07-25#エネルギー転換Origin: EU対象セクター: power
DOI: 10.3390/su18157588
原典: https://doi.org/10.3390/su18157588
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🤖 gxceed AI 要約

日本語

本論文は、ギリシャの電力システムの脱炭素化目標とエネルギー貯蔵の課題を分析する。非制御可能な再生可能エネルギーの急速な導入が貯蔵能力の不足により持続可能性に悪影響を及ぼすことを指摘し、国家エネルギー・気候計画の前提を批判的に検討する。トイモデルを用いたシミュレーションにより、風力・太陽光の開発シナリオと貯蔵のトレードオフを評価し、揚水発電の投資コストと規模の関係も考察する。

English

This paper analyzes Greece's electricity system decarbonization and energy storage challenges. It argues that rapid deployment of non-controllable renewables without adequate storage undermines sustainability, critically examining the National Energy and Climate Plan's assumptions. A toy simulation-optimization model evaluates trade-offs between wind/solar development and storage needs, exploring deficits and renewable rejection. It also assesses pumped hydropower storage investment costs relative to scale and geometry.

Unofficial AI-generated summary based on the public title and abstract. Not an official translation.

📝 gxceed 編集解説 — Why this matters

日本のGX文脈において

日本では、再エネ導入拡大に伴う系統安定化と蓄電池の役割が重要課題であり、本論文の貯蔵と出力制御のトレードオフ分析は、日本のエネルギー政策や送配電網計画に示唆を与える。また、国家計画の前提の検証は、日本の次期エネルギー基本計画策定にも参考になる。

In the global GX context

This paper contributes to global discourse on integrating high shares of renewables and the critical role of energy storage. It offers a framework for evaluating storage needs and investment costs, relevant for countries pursuing ambitious decarbonization targets. The critical assessment of national energy plans provides lessons for policy design and infrastructure planning worldwide.

👥 読者別の含意

🔬研究者:Provides a simulation framework for evaluating storage requirements in high-renewable systems, useful for energy modeling research.

🏢実務担当者:Highlights the importance of storage investments for grid stability, informing utility and energy company planning.

🏛政策担当者:Offers critical insights into the feasibility of national energy plans, emphasizing the need for storage policy and investment.

📄 Abstract(原文)

Decarbonization has been set as the ultimate target of the European energy policy, and, under this frame, Greece has substantially reformed its electricity mix over the last two decades. Yet, the rapid transition of the country’s electricity production system towards a model that strongly relies on non-controllable renewables, without improving its energy storage means, has caused several adverse impacts that reasonably raise serious concerns about its sustainability. Further questions arise when accounting for the projections and underlying assumptions reported in the National Energy and Climate Plan. In this vein, key policy, societal, technical, sustainability and science issues are discussed, involving the challenges, perspectives and potential drawbacks of Greece’s long-term energy planning. To reveal the critical role of storage, a toy simulation-optimization model is applied at the national scale to evaluate several scenarios of wind and solar P/V development under the premise of a theoretically fully decarbonized mix. This allows the exploration of trade-offs between energy storage and power capacity needs against key performance metrics (frequency and quantity of deficits and percentage of rejected renewable energy). Preliminary feasibility issues are also highlighted by considering alternative configurations of pumped hydropower storage units and associating their approximative investment costs with scale and geometry.

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gxceed は公開メタデータに基づく研究支援データセットです。要約・翻訳・解説は AI 支援で生成されています。 最終的な解釈・検証は利用者が原典資料に基づいて行うことを前提とします。