通过连接到电网的绿色来降低LMICs中的电力系统成本:肯尼亚的证据
Xi Xi1,2,3, Boniface Kinyanjui4, Daniel M Kammen1,2,5,3
1Department of Civil and Systems Engineering, Johns Hopkins University, Baltimore, Maryland 21205, United States.
Environmental science & technology
|March 6, 2026
概括
肯尼亚连接到电网的绿色气生产可以降低电力成本并支持脱碳. 协调规划是最大限度地提高经济效益和确保国内使用公平发展的关键.
科学领域:
- 能源系统分析 能源系统分析
- 绿色经济 绿色经济
- 在LMICs中实现可持续发展
背景情况:
- 绿色为低收入和中等收入国家 (LMICs) 提供了脱碳潜力.
- 高昂的电力成本和出口重心引发了人们对绿色项目经济可行性和公平性的担忧.
- 肯尼亚的可再生能源资源为绿色气生产提供了机会.
研究的目的:
- 评估肯尼亚电网连接的电解器的作用和影响.
- 评估绿色的部署对经济可行性和公平性的影响.
- 确定将气生产整合到电力系统中的最佳策略.
主要方法:
- 使用了多节点容量扩展模型,具有县级空间分辨率.
- 模拟场景包括连接到电网的电解器作为灵活的需求.
- 分析了对可再生能源限制,风能整合,电力成本和气竞争力的影响.
主要成果:
- 电解机的部署使电力平衡成本降低了17%以上.
- 到2050年实现累计系统成本节省超过1.35亿美元.
- 与独立项目相比,国内生产的绿色的经过证明的成本竞争力.
- 确定了集中基础设施投资模式,强调了以股权为中心的规划的必要性.
结论:
- 整合到电网中的绿色能可以显著降低电力成本,并支持肯尼亚的脱碳.
- 电解剂,风力发电和输电基础设施的协调规划对于降低成本和实现低碳气目标至关重要.
- 将气生产纳入电力系统规划可以带来更广泛的国内经济效益,并支持绿色认证.
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