使用M周期的低能耗加湿除湿淡化系统的性能提升
Mohammad Ali Bakhtiari1, Mohamad Sadeq Karimi2, Bahar Firoozabadi1
1School of Mechanical Engineering, Sharif University of Technology, Azadi Ave., Tehran, Iran.
Scientific reports
|November 27, 2025
概括
这项研究介绍了一种M-Cycle增强型加湿-除湿 (HDH) 淡化系统. 优化的系统实现了可持续淡水生产的显著提高能源效率.
科学领域:
- 环境工程 环境工程
- 化学工程是化学工程的重要组成部分.
- 热力学是一种热力学.
背景情况:
- 全球水资源短缺需要节能淡化.
- 现有的技术往往依赖于化石燃料,增加了对环境的影响.
- 沿海和干旱地区面临着严重的淡水短缺.
研究的目的:
- 开发和优化一种新的M-Cycle增强型加湿-除湿 (HDH) 淡化系统.
- 通过利用环境热能,最大限度地减少电力消耗和对化石燃料的依赖.
- 通过计算建模并提高系统的淡水生产效率.
主要方法:
- 使用计算流体动力学 (CFD) 模拟和粒子集群优化 (PSO) 的结合计算方法.
- CFD分析以捕捉热量和质量交换器内的详细热量和湿度分布.
- PSO算法优化关键操作参数:空气速度,换热器宽度和干空气分裂比.
主要成果:
- 优化的参数产生了3.04公斤/千瓦时和360.5升/天的淡水生产率.
- 与以前的系统相比,实现了更高的能源效率,其增益输出比率 (GOR) 提高了三倍.
- 相对湿度和蒸发率的详细空间分布在没有简化假设的情况下得到解决.
结论:
- M-Cycle HDH系统显示出作为一种高效和可持续的海水淡化技术的巨大潜力.
- 优化的配置提供了卓越的热力学性能和能源效率.
- 该系统适用于分散和离网应用,解决干旱和沿海地区的缺水问题.
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