Results 1 to 10 of about 3,224,759 (251)

Calibration of microscopic traffic simulation models using metaheuristic algorithms

open access: yesInternational Journal of Transportation Science and Technology, 2017
This paper presents several metaheuristic algorithms to calibrate a microscopic traffic simulation model. The genetic algorithm (GA), Tabu Search (TS), and a combination of the GA and TS (i.e., warmed GA and warmed TS) are implemented and compared. A set
Miao Yu, Wei (David) Fan
doaj   +3 more sources

The Space-Based Car-Following Model: Development and Application for Managed Motorway System Safety Evaluation

open access: yesFuture Transportation, 2021
Traffic safety studies need more than what the current micro-simulation models can provide, as they presume that all drivers exhibit safe behaviors. Therefore, existing micro-simulation models are inadequate to evaluate the safety impacts of managed ...
Kaveh Bevrani, Edward Chung, Pauline Teo
doaj   +1 more source

Optimal Railway Disruption Bridging Using Heterogeneous Bus Fleets

open access: yesIEEE Access, 2021
Mass Rapid Transit (MRT) systems, i.e. subway systems, all over the world, are experiencing an increase in ridership. This also means that in case of an unplanned MRT service disruption, the number of affected passengers is larger, requiring a fast and ...
Iva Bojic   +5 more
doaj   +1 more source

Study on CO2 adsorption and diffusion law of coal under different temperatures and pressures

open access: yesMeikuang Anquan, 2023
In order to overcome the difficulty of gas mining when coal mining depth increased, the adsorption and diffusion laws of CO2 molecules at different temperatures and pressures were simulated by using the simulation software Materials Studio; the ...
Xuezhao ZHENG   +5 more
doaj   +1 more source

Performance Evaluation of a Hybrid Roundabout Using a Microscopic Simulation

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2021
Roundabouts are one of the safest types of intersections. There are a number of roundabout types in literature. Each roundabout type is distinguished by some characteristics.
Yavuz User   +2 more
doaj   +1 more source

Simulation-Based Analysis of “What-If” Scenarios with Connected and Automated Vehicles Navigating Roundabouts

open access: yesSensors, 2022
Despite the potential of connected and automated vehicles (CAVs), there are still many open questions on how road capacity can be influenced and what methods can be used to assess its expected benefits in the progressive transition towards fully ...
Maria Luisa Tumminello   +3 more
doaj   +1 more source

Transient traffic energy‐use analysis employing video‐tracking and microscopic modeling techniques: A case study using electric and combustion engine vehicles

open access: yesEnergy Science & Engineering, 2022
A system to obtain vehicular energy‐use and emissions in transient traffic is proposed. It operates at a microscopic 1‐s time scale, capturing critical stop‐and‐go dynamics in a controlled and repeatable computational environment.
Adolfo Hernández‐Moreno   +6 more
doaj   +1 more source

Urban Mobility Dynamics in the Realm of Autonomous Shuttles on Dedicated Lanes: A Microscopic Synthesis

open access: yesIEEE Access, 2023
The growing interest in utilizing autonomous vehicles (AVs) for public transportation is increasingly evident in urban areas, and numerous locations worldwide have set up demonstration sites to test autonomous shuttles (ASs).
Robel Desta, Janos Toth
doaj   +1 more source

Long-Distance Electric Truck Traffic: Analysis, Modeling and Designing a Demand-Oriented Charging Network for Germany

open access: yesWorld Electric Vehicle Journal, 2023
The majority of freight in Germany is carried out by trucks, resulting in emitting approximately 9% of Germany’s carbon dioxide equivalent emissions. In particular, long-distance truck journeys contribute significantly to these emissions. This paper aims
Josef Menter   +3 more
doaj   +1 more source

Impacts of Different Types of Automated Vehicles on Traffic Flow Characteristics and Emissions: A Microscopic Traffic Simulation of Different Freeway Segments

open access: yesEnergies, 2022
Different types of automated vehicles (AVs) have emerged promptly in recent years, each of which might have different potential impacts on traffic flow and emissions.
Abebe Dress Beza   +2 more
doaj   +1 more source

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