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基于CFD的微型改造现有建筑部件封面的定量评估
1School of Design and Art, Jiangxi University of Finance and Economics, Nanchang 330031, China.
Biomimetics (Basel, Switzerland)
|November 26, 2025
概括
灵感来自于大自然的生物膜结构改善了城市的空气流. 蜘蛛网设计提高了旧社区的通风和行人舒适度,支持可持续的城市发展.
科学领域:
- 建筑和环境工程 建筑和环境工程
- 生物设计是生物设计.
- 计算流体动力学 (CFD) 是一种计算流体动力学.
背景情况:
- 城市化导致环境恶化,影响居民的生活质量,并需要通过建筑改造实现可持续城市发展.
- 现有建筑面临着环境恶化和高能耗等挑战,阻碍了绿色改造工作.
- 生物技术为解决环境挑战的创新建筑解决方案提供了灵感.
研究的目的:
- 设计和评估以自然形式为灵感的户外空调单元的生物外结构.
- 评估这些结构在自然通风下在各种规模 (单一建筑,镇屋,社区) 的通风性能.
- 确定设计,以改善建筑物的微型更新,并加强旧社区的风能环境.
主要方法:
- 基于生物空气动力学原理的五种生物外结构 (,蜂,蜘蛛网,叶子,鸟巢) 的创新设计.
- 利用计算流体动力学 (CFD) 模拟系统来评估通风性能.
- 在自然通风条件下,在单一建筑,镇屋和社区规模的结构中进行了测试.
主要成果:
- 蜘蛛网结构表现出卓越的综合性能,显著改善了流场均性,并消除了向风侧停滞.
- 这种结构有效地重组了靠近墙壁的空气流,减少了唤醒范围,减弱了负压,导致了平衡的建筑压力分布.
- 蜘蛛网设计在城镇和社区尺度上表现出显著的表现,在1.5-27米高度范围内,平均风速增加了1.1-1.4%.
结论:
- 生物膜结构,特别是蜘蛛网设计,为改善城市地区的风环境提供了有希望的方法.
- 蜘蛛网结构实现了围安全和行人舒适的协同优化,有助于功能和性能增强.
- 这项研究为建筑物的微型更新,促进低碳城市发展和增强旧社区环境提供了宝贵的理论和实践见解.
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