实施热电墙系统,通过数值和实验性性能分析来实现建筑物中可持续的室内环境监管
Reza Roohi1, Mohammad Javad Amiri2,3, Masoud Akbari4
1Department of Mechanical Engineering, Faculty of Engineering, Fasa University, Fasa, 74616-86131, Iran. re.roohi@fasau.ac.ir.
Scientific reports
|November 3, 2024
概括
热电墙系统为建筑气候控制提供了一个可持续的替代方案. 优化电流和空气速度可以提高能源效率,降低功耗,改善室内舒适度的热调节.
科学领域:
- 可持续的建筑技术 可持续的建筑技术
- 热电能转换热电能转换的方法
- 计算流体动力学的流体动力学.
背景情况:
- 建筑物消耗大量的全球能源,需要替代化石燃料供暖和冷却.
- 热电技术将温度差异转换为电力,提供高效的热调节.
- 热电墙系统为可持续的建筑气候控制提供了一种新方法.
研究的目的:
- 研究热电墙系统的集成,以实现可持续的建筑气候控制.
- 通过模拟和实验分析这些系统的热行为和能效.
- 为了确定最佳的操作参数,以最大限度地提高系统性能.
主要方法:
- 使用计算流体动力学 (CFD) 来模拟热传递和流体流动的数值模拟.
- 模拟结果测量温度,空气流和功率的实验验证.
- 基于电流,空气速度和性能系数 (COP) 的系统性能分析.
主要成果:
- 电力消耗与电流相关 (0.19W到77.4W为0.1A到2A).
- 吸收的热量显著增加 (706-1044%) 与电流;释放的热能大幅增加 (9850-5285%).
- 增加的空气速度降低了功耗 (6.78-9.37%) 并影响了COP,突出了优化需求.
结论:
- 热电墙系统显示出提高室内舒适度和建筑能效的潜力.
- 优化电流和空气速度对于最大化系统效率至关重要.
- 对风扇功耗对COP的影响进行进一步的研究是有必要的,以实现实际应用.
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