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Related Experiment Video

Updated: May 13, 2026

Operation of the Collaborative Composite Manufacturing (CCM) System

Operation of the Collaborative Composite Manufacturing (CCM) System

Published on: October 1, 2019

The capacitated arc routing problem for on-road anti-dust operations.

Baichuan Zhu¹, Zhanbo Sun², Yu Tan³

¹School of Transportation and Logistics, Southwest Jiaotong University, Chengdu, China.

Scientific Reports

|May 11, 2026

Summary

This study introduces a new Capacitated Arc Routing Problem (CARP) variant for dust suppression, outperforming current methods by 197.8%. The novel approach optimizes anti-dust operations in traffic networks.

Keywords:

Anti-dust operations Capacitated arc routing Heterogeneous services Heuristics Time-dependent profits

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Evaluation of an Exclusive Spur Dike U-Turn Design with Radar-Collected Data and Simulation

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Last Updated: May 13, 2026

Operation of the Collaborative Composite Manufacturing (CCM) System

Operation of the Collaborative Composite Manufacturing (CCM) System

Published on: October 1, 2019

Evaluation of an Exclusive Spur Dike U-Turn Design with Radar-Collected Data and Simulation

Evaluation of an Exclusive Spur Dike U-Turn Design with Radar-Collected Data and Simulation

Published on: February 1, 2020

Area of Science:

Operations Research
Environmental Engineering
Transportation Science

Background:

Anti-dust operations in traffic networks face challenges due to varying service effectiveness.
Time-of-service and service types significantly impact dust suppression efficiency.

Purpose of the Study:

Introduce a new variant of the Capacitated Arc Routing Problem (CARP) named CARP with heterogeneous services and time-dependent profits (CARP-HSTP).
Develop and evaluate a novel approach for optimizing anti-dust operations.

Main Methods:

Formulated a nonlinear 0-1 programming model.
Developed a two-stage metaheuristic combining Variable Neighborhood Search (VNS) and Hybrid Genetic Algorithm (HGA).
Conducted atmospheric lab experiments and validated with field data from Chengdu, China.

Main Results:

The proposed CARP-HSTP model and metaheuristic effectively address dust suppression challenges.
The VNS-enhanced approach demonstrated a significant improvement of 197.8% over current practices.
Lab experiments confirmed the differential dust suppression effects of various services.

Conclusions:

The developed CARP-HSTP approach offers practical advantages for anti-dust operations in traffic networks.
The methodology provides a valuable framework for other CARP variants with time-dependent factors.
This research contributes to more efficient and effective environmental management in transportation systems.