信能院-中美智能交通白皮书（英文版）-2017.12-10页-53mb

Summary of Smart Transportation in China and the United States

Core Content

This document explores the challenges and opportunities in modern transportation systems in China and the United States, emphasizing the potential of smart transportation technologies to enhance safety, efficiency, and sustainability. It highlights the role of advanced computing, network speed, and communication sensors in transforming traditional transportation into a more intelligent and connected system.

Main Viewpoints

• Transportation Challenges:

  • Traffic congestion is a major issue in both countries, leading to significant economic and social costs.
  • Outdated infrastructure and high vehicle density contribute to inefficient traffic flow and increased accident risks.
  • Poor air quality is exacerbated by vehicle emissions, particularly from internal combustion engines.
  • Human error is a leading cause of traffic accidents, with alcohol use and distracted driving playing a significant role.

• Smart Transportation Opportunities:

  • Intelligent Infrastructure: The use of dynamic traffic signals, embedded sensors, and real-time data analytics can improve traffic management and reduce congestion.
  • Connected Vehicles: V2X (vehicle-to-everything) communication and 5G networks enable vehicles to share information, avoid collisions, and optimize routes.
  • Autonomous Vehicles: These technologies can significantly reduce accidents and improve productivity by eliminating human error.
  • Big Data and AI: Integration of big data and artificial intelligence can enhance traffic prediction, optimize logistics, and support decision-making for urban planners.
  • Vehicle Sharing and Carpooling: These models can reduce the number of vehicles on the road, improve traffic efficiency, and lower emissions.

Key Information

Economic and Social Costs of Traffic Congestion

• In the U.S., traffic congestion wastes more than three billion gallons of fuel and nearly seven billion hours of citizens' time.
• In China, 35 cities have over one million cars, and 75% of roads in busy urban areas face rush-hour congestion.
• The economic cost of traffic congestion is estimated at $242 billion, while the comprehensive cost (including societal harm) is $835.8 billion globally.

Air Quality and Emissions

• Vehicles contribute to 30% of CO2 emissions and are a major source of urban smog.
• Autonomous vehicles can improve fuel economy by 4–10%, reducing emissions and pollution.
• Shared autonomous vehicles (SAVs) offer beneficial energy use and emissions outcomes for all types of pollutants.
• In traffic jams, pollution levels inside cars can be up to 40% higher than when traffic is moving.

Highway Accidents and Fatalities

• Globally, 1.24 million people die annually in highway accidents, with a total economic and social cost of $625 billion.
• 94% of U.S. accidents involve human error, making them potentially avoidable.
• A full deployment of autonomous safety features could reduce highway fatalities by 31%, saving over 11,000 American lives annually.
• In China, 60% of accidents involve cyclists, pedestrians, or motorbikes.

Technological Advancements

• 5G Networks: Enable faster data exchange and improved vehicle response times, enhancing safety and efficiency.
• Vehicle-to-Everything (V2X) Communication: Facilitates real-time traffic information sharing and collision avoidance.
• AI and Big Data: Used to analyze traffic patterns, optimize routes, and improve emergency response systems.
• Examples of Smart Systems: Alibaba's "City Brain" and Didi's smart transportation platform are leveraging big data to manage urban traffic.

Policy and Development in China

• The Chinese government has implemented several strategic initiatives to support smart transportation development, including:
  • Made in China 2025 and Internet Plus strategies.
  • 13th Five-Year Plan for modern comprehensive transportation systems.
  • National Internet of Vehicles Industry Standard System and related regulations to promote standardization and innovation.
• A special committee for connected vehicles has been established to coordinate cross-sectoral efforts and promote technological development.
• LTE-V2X wireless communication technologies are being actively researched and developed, with plans to finalize standards by the end of 2017.

Recommendations

To improve smart traffic operations, the document suggests:

• Increasing infrastructure investment and network construction.
• Developing regulations and standards for smart transportation technologies.
• Enhancing privacy protection and cybersecurity.
• Improving navigational systems and cloud and big data solutions.
• Promoting international cooperation to share best practices and technologies.

Conclusion

Smart transportation technologies have the potential to revolutionize urban mobility by addressing critical issues such as congestion, pollution, and safety. Both China and the U.S. face significant challenges, but with the right policies, technological advancements, and public support, they can transition to more efficient, sustainable, and safe transportation systems. China, in particular, has shown strong government and industry support for the development of smart transportation, making it a global leader in this field.