基于交通特征的响应表面方法预测模型的开发,用于基于交通相关的路边噪声水平
Ahmed Elkafoury1, Bahaa Elboshy2, Ahmed Mahmoud Darwish3
1Department of Public Works Engineering, Faculty of Engineering, Tanta University, Tanta, 3111, Egypt.
Environmental science and pollution research international
|August 2, 2023
概括
这项研究开发了一个统计模型来预测交通噪音水平,发现交通流量,速度和组成显著影响噪音. 该模型有助于优化交通条件,以减少路边噪音污染.
科学领域:
- 环境科学 环境科学
- 运输工程 运输工程
- 声学 声学 在声学上
背景情况:
- 交通相关的噪音污染是城市地区的重大环境问题.
- 了解噪声决定因素对于有效的运输规划和缓解策略至关重要.
研究的目的:
- 使用响应表面方法 (RSM) 开发一套可靠的交通相关噪声水平统计预测模型.
- 为了优化交通特征,尽量减少或控制路边噪声低于65dB (A).
主要方法:
- 使用响应表面方法 (RSM) 进行统计建模.
- 分析了交通流,速度,密度和重型车辆百分比对噪音水平 (Leq) 的影响.
- 通过高确定系数 (R2 = 95.87%) 验证了预测模型.
主要成果:
- 噪音水平 (Leq) 在交通流量低于1204车/小时时急剧增加.
- 在特定速度 (45.8公里/小时) 和重型车辆百分比 (28.71%) 观察到的峰值噪音水平.
- 交通流量,速度,密度和组成直接影响路边噪声.
结论:
- 开发的RSM模型准确地预测了交通噪音,可以用于规划.
- 介绍了一种方法来优化交通参数以减少噪音.
- 决策者可以利用这种方法有效地管理城市噪音污染.
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