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Development and Evaluation of a Cellular Vehicle-to-Everything Enabled Energy-Efficient Dynamic Routing Application.

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Area of Science:

  • Intelligent Transportation Systems (ITS)
  • Wireless Communication Technologies
  • Traffic Engineering

Background:

  • Cellular Vehicle-to-Everything (C-V2X) offers enhanced reliability for ITS applications.
  • ITS application performance is sensitive to C-V2X communication quality and traffic conditions.
  • Realistic simulation tools are needed to evaluate C-V2X benefits in dynamic routing.

Purpose of the Study:

  • To develop and evaluate an energy-efficient dynamic routing application using C-V2X.
  • To quantify the fuel savings and performance of C-V2X-enabled routing.
  • To analyze the impact of traffic density and market penetration on application performance.

Main Methods:

  • Developed a Connected Energy-Efficient Dynamic Routing (C-EEDR) application.
  • Utilized the INTEGRATION simulator for integrated traffic and communication modeling.
  • Evaluated performance under varying traffic demands and market penetration levels for C-V2X.

Main Results:

  • C-EEDR achieved up to 16.6% fuel savings in ideal conditions and 14.7% with C-V2X at 50% market penetration.
  • Fuel savings generally increase with market penetration, peaking at 50% for higher traffic demands.
  • C-V2X constraints minimally impacted performance ( < 2.5% reduction) except at full demand with >25% penetration.

Conclusions:

  • C-V2X technology effectively supports energy-efficient dynamic routing applications.
  • The C-EEDR application demonstrates significant fuel savings across various scenarios.
  • The study highlights the viability of C-V2X for ITS, even under challenging traffic conditions.