Use of Hardware-in-the-Loop Traffic Simulation in a Virtual Environment

Author(s):  
Ayman Smadi ◽  
Shawn Birst
2022 ◽  
Vol 51 ◽  
pp. 101476
Author(s):  
Semiha Ergan ◽  
Zhengbo Zou ◽  
Suzana Duran Bernardes ◽  
Fan Zuo ◽  
Kaan Ozbay

2014 ◽  
Vol 505-506 ◽  
pp. 1122-1126
Author(s):  
Xiao Hua Zhao ◽  
Chen Chen ◽  
Jian Rong

To evaluate the performance of different signal control strategies in intersection, based on the Hardware-In-The-Loop (HITL) simulation technology, a HITL system was established to perform experiment. In the system, microscopic traffic simulation software VISSIM created a virtual environment, in which the traffic flow can be controlled by the real signal controller. One type of intersection and four degrees of traffic volume were designed in the simulation program and three control strategies were set in the signal controller. Twelve simulations were performed in the system. The analysis of travel time and queuing length indicates that different strategies has remarkable influence on travel time, but no significant effect on queuing length.


2019 ◽  
Vol 20 (2) ◽  
pp. 153-161 ◽  
Author(s):  
Márton Tamás Horváth ◽  
Qiong Lu ◽  
Tamás Tettamanti ◽  
Árpád Török ◽  
Zsolt Szalay

Abstract As highly automated and autonomous vehicles (AVs) become more and more widespread, inducing the change of traffic dynamics, significant changes occur in traditional traffic control. So far, automotive testing has been done mostly in real-world or pure virtual simulation environment. However, this practice is quite obsolete as testing in real traffic conditions can be quite costly, moreover purely simulation based testing might be inadequate for specific goals. Accordingly, a hybrid concept of the Vehicle-inthe-Loop (ViL) was born recently, in accordance with the Hardware-in-the-Loop concept, i.e. in the ViL concept the vehicle is the 'hardware' within the simulation loop. Furthermore, due to the development of software capabilities, a novel approach, the Scenarioin-the-Loop (SciL) concept evolves based on the ViL approach. The paper defines the main purposes and conditions related to implementing ViL and SciL concepts from the perspective of traffic simulation and traffic control.


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