地铁车辆技术标准迎来新变化

Core Viewpoint - The National Market Regulation Administration has approved the release of the national standard "General Technical Conditions for Subway Vehicles" (GB/T7928—2025), which will be implemented on May 1, 2026, aiming to enhance safety, intelligence, environmental friendliness, and passenger comfort in subway vehicles [1] Group 1: Safety Enhancements - The new standard emphasizes safety performance by introducing new air volume and lighting indicators for emergency situations, along with higher requirements for vehicle operation, electromagnetic compatibility, fire resistance, and emergency evacuation [1] Group 2: Intelligent Systems - The standard aims to improve the intelligence level of subway vehicles by refining the requirements for control and management systems, equipping intelligent terminals, and enhancing configurations for status monitoring, communication systems, and video surveillance [1] Group 3: Environmental Considerations - The standard promotes green initiatives by specifying noise limit values for subway trains to reduce noise pollution, detailing acceleration and deceleration capabilities to enhance power performance utilization, and encouraging lightweight designs to lower energy consumption during operation [1] Group 4: Passenger Comfort - New requirements include temperature standards for winter carriages to improve passenger comfort during cold weather, as well as optimized door height and width designs to facilitate quick passenger access [1]