欧洲可再生能源并网难问题加剧（关注）

Core Insights - The report highlights the increasing issue of renewable energy curtailment in Europe, with technical curtailment expected to exceed 10 terawatt-hours (TWh) in 2024 and approach 22 TWh by 2030 in the UK, Spain, and Italy [1][2] Group 1: Renewable Energy Capacity and Investment - Over the past decade, Europe's renewable energy installed capacity has grown by 150%, with projections indicating a tripling of capacity from 2026 to 2050 [1] - To support the ongoing expansion of renewable energy, approximately €600 billion in new investments will be needed by 2030, with total investments required to reach €1.5 trillion by 2050 to meet climate goals and replace fossil fuel generation [1] Group 2: Approval and Market Challenges - The slow progress in grid connection approvals is contributing to rising levels of renewable energy curtailment, with some projects facing approval delays of up to 10 years despite EU regulations mandating a two-year approval process [2] - The number of renewable energy projects awaiting grid connection approval in Europe exceeds 1,000 gigawatts (GW) [2] Group 3: Pricing and Auction Challenges - Power Purchase Agreements (PPAs) remain the primary means for renewable energy projects to connect to the grid, but PPA prices have dropped below €40 per megawatt-hour (MWh) for solar in Germany and Spain [3] - Auction challenges have emerged, particularly for offshore wind projects, with recent auctions in Germany, the Netherlands, and Denmark failing to attract bidders, and only one bid received in Lithuania's latest auction [3] - Factors such as supply chain pressures, policy uncertainty, and poorly designed auction mechanisms are undermining investor confidence [3]