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多可再生能源电站间的功率容量分配:基于系统强度的视角
Power Capacity Allocation Among Multiple Renewable Power Plants: A Perspective From System Strength
| 作者 | Yun Liu · Hanlu Yang · Huanhai Xin · Alberto Borghetti · Jizhong Zhu |
| 期刊 | IEEE Transactions on Sustainable Energy |
| 出版日期 | 2025年8月 |
| 卷/期 | 第 17 卷 第 1 期 |
| 技术分类 | 系统并网技术 |
| 技术标签 | 弱电网并网 跟网型GFL 构网型GFM 并网逆变器 |
| 相关度评分 | ★★★★★ 5.0 / 5.0 |
| 关键词 |
语言:
中文摘要
大规模可再生能源电站因系统强度不足导致并网容量受限或稳定性风险。本文量化各电站对系统强度的需求,提出公平高效的容量分配方法。结果表明电气距离越长的电站,可接入容量越小。
English Abstract
Large-scale renewable energy projects consisting of renewable power plants (RPPs) managed by different stakeholders may suffer weak system strength. Consequently, only a limited amount of renewable power capacity can be delivered, or the insufficient system strength could incur stability issues. The allocation of system strength constrained power capacity among different RPPs deserves investigation, which is critical to their respective benefits. To this end, the system strength demand of each RPP is quantified based on its allowable power capacity. A power capacity allocation approach is proposed, ensuring that the RPPs efficiently and fairly utilize system strength. Case studies show that RPPs with longer electrical distances deliver less renewable capacity due to their greater impact on system strength.
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SunView 深度解读
该文直击阳光电源在弱电网场景下的核心挑战,尤其影响ST系列PCS、PowerTitan储能系统及SG系列组串式/集中式逆变器在高比例新能源接入区域的并网性能与容量释放能力。建议在iSolarCloud平台中嵌入系统强度评估模块,结合构网型GFM控制策略优化PCS和逆变器的无功支撑与惯量响应,提升弱网下多站协同并网能力。