壹探轨道|济南地铁空载试运行ing！新线列车什么时候能坐？

Core Points - The article discusses the ongoing preparations for the operation of new metro lines in Jinan, specifically Line 4, Line 6 East Section, and Line 8, highlighting the importance of the empty test run phase [1][5] - The empty test run is a critical step that involves verifying the reliability, safety, and accuracy of the systems before the lines can be opened to the public [1][3] Group 1: Empty Test Run Process - The empty test run involves two main steps: functionality verification and stability testing, which includes testing 45 operational scenarios for Line 4 and Line 8, and 79 scenarios for Line 6 East Section [3] - A total of 134 emergency simulation drills and various operational tests are conducted to ensure system stability and reliability [3] - The second step, known as "running the schedule," requires trains to operate according to a timetable without passengers, ensuring that all systems function correctly [5] Group 2: Safety Assessment and Approval - Before a new line can be opened, it must pass a safety assessment, which is considered the most critical "final exam" for the line [7] - The assessment is conducted by a panel of experts from the domestic rail transit industry, involving both theoretical evaluations and on-site inspections [9] - A minimum of three months of empty test runs is required to ensure a safe and comfortable experience for passengers once the line is operational [9]