On May 13, with the smooth landing of the pantograph of the electric bus, the first section of the first phase of the Tianjin Rail Transit Z4 Line Project - the hot slip test of the left line catenary from Yusha Road Station to the Central Fishing Port Station was successfully completed by Shenyang Electrification Company, laying a solid foundation for the comprehensive joint commissioning of electric buses in the next stage.
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At 2 o'clock in the afternoon, the command group officially issued the start order through the handset, and the thermal slip test was officially launched. The thermal slip test, the electric bus was tested at low, medium and high speeds, the maximum speed of the thermal slip was set at 80km/h, during the test, the wheel-rail relationship and the pantograph network relationship and other test data were normal, the performance was good, the electric bus ran smoothly, in line with the design requirements and construction specifications, and the hot slip test of the first section was successfully completed.
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In order to ensure the successful completion of the thermal slip test of the electric bus, the Tianjin Z4 Line Project Department has set up a dispatching room, set up a total of 9 working groups such as pantograph detection, power support, track area scheduling, logistics support, etc., formulated a strict work system, and compiled the "Yusha Road Station to the Central Fishing Port Station Left Line Catenary Hot Slip Test Plan", forming a "close cooperation, clear division of labor" work between the working groups, and helping the project to build a high standard. The project department will continue to strictly control the safety and quality of the construction of the Z4 line project, comprehensively promote the standardization and standardization of the project, and ensure the completion of various construction tasks with high quality and efficiency.
Source: Shenyang Electrification Company, China Railway Electrification Bureau