基于多子网复合网络模型的城市公共交通网络的稳定性分析.
1College of Computer Science & Technology, Qingdao University, Qingdao 266071, China.
Entropy (Basel, Switzerland)
|October 28, 2023
概括
本研究引入了一个新的模型来分析城市公共交通网络的弹性. 调查结果显示,网络容量并不总是提高了稳定性,网络之间的连接显著影响了系统稳定性.
科学领域:
- 复杂网络理论 复杂网络理论
- 城市交通系统城市交通系统
- 网络弹性 网络弹性
背景情况:
- 城市公共交通网络是各种交通方式的复杂系统.
- 评估网络的稳定性对于安全的城市交通运营至关重要.
- 现有的模型可能无法完全捕捉多式联运网络的动态.
研究的目的:
- 为城市公共交通网络开发一种新的级联故障模型.
- 调查不同关系和攻击策略对网络稳定性的影响.
- 模拟和分析现实世界公共汽车-地铁复合网络的弹性.
主要方法:
- 构建一个多子网复合复杂网络模型.
- 引入"交通功能"概念来模拟交通流.
- 应用故意和随机攻击策略来评估网络的稳定性.
- 使用青岛城市公交地铁网络进行模拟.
主要成果:
- 网络稳定性并没有随着网络容量受到攻击而持续增加.
- 网络子网之间的多重关系的比例显著影响了整体稳定性.
- 蓄意和随机的攻击都揭示了复合网络结构中的漏洞.
结论:
- 拟议的模型提供了更现实的城市公共交通网络故障模拟.
- 仅仅是网络容量不足以保证稳定性;关系结构至关重要.
- 了解不同运输方式的相互作用是提高城市交通系统弹性的关键.
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