开发和验证一个动态质量平衡预测模型,用于办公室室内的室内颗粒度
Soo Bhin Park1, Ju-Hyeong Park2, Young Min Jo3
1Department of Mechanical Engineering, College of Engineering, Kyung Hee University, Yong-In, Gyung-Gi Do, South Korea.
Building and environment
|April 15, 2024
概括
这项研究开发了一个动态模型来预测室内空气质量. 该模型指导空气净化器 (AP) 的最佳间歇运行,有效地减少细颗粒物 (PM2.5),同时满足空气质量标准.
科学领域:
- 环境科学 环境科学
- 室内空气质量 室内空气质量
- 气溶科学 气溶科学
背景情况:
- 韩国政府建议间歇性空气净化器 (AP) 操作,以控制室内颗粒物度.
- 缺乏最佳的AP运行时间和持续时间的指导方针,以满足强制性空气质量标准并减少对PM2.5.5的暴露.
研究的目的:
- 开发和验证动态质量平衡模型,用于预测办公环境中的室内PM度.
- 评估AP操作,乘客的存在和粒子透对室内PM水平的影响.
- 为开发APs的操作指南提供基础.
主要方法:
- 创建了一个动态质量平衡模型来模拟室内PM度.
- 模型性能使用ASTM D 5157标准和k-fold交叉验证进行了验证.
- 考虑的因素包括室外粒子透,乘客动态和AP运行状态.
主要成果:
- 室内PM2.5度主要受到户外透和室内乘客产生/重新悬浮的影响.
- 较大的颗粒物 (PM2.5-10) 水平受到门口和室内来源的影响.
- AP操作有效地减少了室内PM2.5,但对PM2.5-10度的影响最小.
结论:
- 开发的模型准确地预测了室内PM度.
- 使用模型可以建立指导方针:当预测PM2.5接近标准的90%时启动AP运行,当它低于80%时停止运行.
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