阿尔及利亚盐缩太阳能发电塔厂的全面技术经济优化和性能分析
Larbi Mohamed1, Rouibah Abdelkader1, Kouider Laroussi2
1Laboratory Applied Automation and Industrial Diagnostics of University of Djelfa (LAADI), PO Box 3117, Djelfa, 17000, Algeria.
Scientific reports
|April 25, 2025
概括
在阿尔及利亚优化集中式太阳能 (CSP) 发电厂需要仔细选择太阳能多重 (SM) 和热能储存 (TES) 时间. 该研究发现一个最佳的配置,产生51.49%的容量因子和低水平的能源成本 (LCOE).
科学领域:
- 可再生能源工程可再生能源工程
- 太阳能热发电系统 太阳能热发电系统
- 技术经济分析 技术经济分析
背景情况:
- 集中式太阳能发电 (CSP) 是可再生能源发电的一个关键技术.
- 阿尔及利亚拥有重要的太阳能潜力,使CSP成为其能源组合的可行选择.
- 优化CSP工厂设计对于经济可行性和高效能源生产至关重要.
研究的目的:
- 对阿尔及利亚的三个盐CSP塔厂 (Mechria,Adrar,Tindouf) 进行全面的技术经济分析.
- 评估关键设计参数,包括太阳能多重 (SM) 和热能储存 (TES) 小时对工厂性能和经济可行性的影响.
- 确定最佳的系统配置,以最大限度地提高容量因子 (CF) 和最大限度地降低平衡能源成本 (LCOE).
主要方法:
- 利用系统顾问模型 (SAM) 软件进行准确的性能和经济模拟.
- 集成卫星衍生直接正常辐射 (DNI) 数据用于现实的性能建模.
- 分析了太阳能多重 (SM) 和热能储存 (TES) 小时的各种组合,以评估它们对容量因子 (CF) 和LCOE的影响.
主要成果:
- 具有1.8和10小时热能存储 (TES) 的太阳能倍数 (SM) 的最佳配置实现了51.49%的容量系数 (CF) 和0.097美元/kWh的最低LCOE.
- 具体的区域分析显示了不同的最佳参数:阿德拉 (SM 1.6,TES 2h,CF 24.03%,LCOE $0.18/kWh) 和廷杜夫 (SM 1.6,TES 8h,CF 18.95%,LCOE $0.17/kWh).
- 梅克里亚的运营和维护成本预计为251万美元.
结论:
- CSP系统的设计,特别是太阳能多重 (SM) 和热能存储 (TES) 之间的相互作用,显著影响经济表现.
- 准确的DNI估计对于优化CSP部署和减少分析时间和成本至关重要.
- 本研究为阿尔及利亚和类似的干旱地区的CSP技术的战略开发和部署提供了宝贵的见解.
相关概念视频
Power Factor Correction
The power transmission to a factory involves the transfer of apparent power, a combination of active and reactive power. The power factor measures how effectively electrical power is converted into useful work output. The ratio of the real power (KW) that does the work to the apparent power (KVA) supplied to the circuit.
Transformers in Distribution System
Transformers in distribution systems can be broadly categorized into distribution substation transformers and other distribution transformers. They are crucial for stepping down high transmission voltages to levels suitable for distribution and end-user applications.
Distribution substation transformers come in various ratings and typically use mineral oil for insulation and cooling. To prevent moisture and air from entering the oil, some transformers use an inert gas like nitrogen to fill the...
Distribution substation transformers come in various ratings and typically use mineral oil for insulation and cooling. To prevent moisture and air from entering the oil, some transformers use an inert gas like nitrogen to fill the...
Transmission Line Design Considerations
Aluminum has become the material of choice for overhead transmission lines, surpassing copper due to its abundance and cost-effectiveness. The most prevalent type is the aluminum conductor, steel-reinforced (ACSR), which combines aluminum strands around a steel core. Other variants include all-aluminum conductors (AAC), all-aluminum alloy conductors (AAAC), aluminum conductor alloy-reinforced (ACAR), and aluminum-clad steel conductors. Advanced designs, such as aluminum conductors with steel...
Wind Turbine Machine Models
In the growing field of wind energy, incorporating wind turbine models into transient stability analysis is essential. Induction and synchronous machines are the primary models used, with induction machines being prevalent due to their simplicity and reliability.
Induction machines interact through the rotating magnetic field generated by the stator and the rotor. The key parameter is slip, which is the difference between synchronous speed and rotor speed relative to synchronous speed. Slip is...
Induction machines interact through the rotating magnetic field generated by the stator and the rotor. The key parameter is slip, which is the difference between synchronous speed and rotor speed relative to synchronous speed. Slip is...
Turbine-Governor Control
Turbine-governor control is crucial for maintaining power system stability by balancing turbine mechanical power output with electrical load demand. This mechanism ensures that generator frequency and rotor speed are within acceptable limits during load variations. Turbine-generator units store kinetic energy due to their rotating masses; this energy is released to meet the load requirement when the load increases. The electrical torque of turbines rises to meet the demand, whereas the...


