针对多个产品的基于PEM燃料电池的能源系统的多目标优化和性能评估
Abdeljelil Chammam1, Abhishek Kumar Tripathi2, José Ricardo Nuñez Alvarez3
1Prince Sattam Bin Abdulaziz University, College of Engineering, Department of Electrical Engineering, Alkharj, 11942, Saudi Arabia.
Chemosphere
|June 28, 2023
概括
这项研究优化了一种使用质子交换膜燃料电池 (PEM FC) 和喷射器制冷循环 (ERC) 的新型多代系统,用于电力,冷却,加热和淡水. 优化的系统实现了70.2%的能量效率和1.78S/h的总成本率.
科学领域:
- 可持续能源系统 可持续能源系统
- 热力学和能量转换的热力学.
- 环境工程 环境工程
背景情况:
- 综合能源系统可提供高效的资源利用.
- 质子交换膜燃料电池 (PEM FC) 是清洁发电的关键.
- 废热回收对于提高系统效率至关重要.
研究的目的:
- 为了优化设计一个新的多代系统.
- 为了整合PEM FC,喷射器冷却周期 (ERC) 和反透 (RO) 淡化.
- 为了最大限度地提高功率效率并最大限度地降低总成本率 (TCR).
主要方法:
- 设计变量包括PEM FC的操作温度,压力和电流密度以及ERC的操作压力.
- 运动效率和TCR被用作优化目标函数.
- 使用遗传算法 (GA) 来提取帕雷托前线.
- 在ERC中对R134a,R600和R123制冷剂的性能评估.
主要成果:
- 最佳设计点产生了70.2%的功率效率.
- 在最佳点的总成本率 (TCR) 是1.78S/h.
- 根据ERC选择的制冷剂观察到性能差异.
结论:
- 开发的多代系统有效地生产电力,冷却,加热和淡水.
- 优化过程成功地确定了一个设计点,平衡了效率和成本.
- 该研究为设计高效和成本效益的综合能源系统提供了一个框架.
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