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Updated: May 11, 2026

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为管状天窗改进日光采集器几何学的光学建模和计算分析

Devendra Singh Bisht, Vikas Kumar, Simranjit Singh

|March 4, 2024

概括

本研究介绍了管状天窗的改进的被动日光采集器设计. 新的配置显著提高了照明,特别是在阳光低的条件下,超过了传统的设计.

科学领域:

建筑科学建筑科学
光学工程是指光学工程.
可持续设计可持续设计

背景情况:

有效的日光照明对于建筑物中居住者福祉和能源效率至关重要.
传统的管状天窗通常在不同的太阳轨迹下,特别是在低海拔地区,难以获得最佳照明.
现有的日光采集器可能效率低下,需要改进设计以提供一致的光线.

研究的目的:

为管状天窗设计和模拟一个改进的被动日光采集器.
与传统系统相比,评估拟议设计的照明性能提升.
为了在动态的太阳条件下优化日光收集,特别是在太阳低海拔时.

主要方法:

使用TracePro照明软件模拟一种新的日光采集器配置.
拟议的设计整合了抛物线和形反射器.
与传统的管状天窗 (反转的抛物线和圆柱体反射器) 和半球圆顶的性能比较.

主要成果:

改进的日光采集器设计在低海拔太阳下显著提高了照明性能.
与传统的管状天窗相比,拟议的设计实现了30%-40%的改进.
该设计的性能比半球透明圆顶高出110%-130%.

结论:

拟议的带有抛物线和形反射器的被动日光采集器提供了卓越的照明性能.
这种设计有效地解决了动态太阳轨迹的挑战,特别是在太阳的低高度.
增强的照明能力有助于建筑物更高效和有效的日照解决方案.

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