Core Insights - The new railway signal simulation testing device developed by China Railway Sixth Group's Electric Engineering Company has been officially put into use, significantly transforming traditional testing methods and enhancing safety for railway operations [1][2] - The device integrates multiple technological innovations, addressing pain points such as reliance on manual operation, inefficiency, and lack of repeatability in traditional testing methods [1] Summary by Sections Technological Innovation - The device combines three core technologies: computer software design, embedded hardware, and CAN bus communication, resulting in a highly adaptable signal simulation testing apparatus [1] - It consists of three parts: a panel, a support frame, and a testing simulation device, which accurately replicates train operation dynamics through three types of simulation circuits [1] Operational Efficiency - The testing process is fully visual, with results that can be stored and retrieved, and the terminal is highly integrated and portable, allowing tests to be conducted without disrupting normal train operations [1] - In the renovation of Beijing Fengtai Station, the device demonstrated significant practical and economic advantages, such as replacing test bulbs with 1.5 microfarad capacitors, saving 120 units that can be reused [1] - The need for signal transformers is eliminated, reducing equipment by approximately 30 units per station, and the number of testing personnel is cut from 6-7 to 3, resulting in a total labor hour savings of about 120 days across the testing period [1] Recognition and Impact - The device has received multiple honors, including the Hebei Province Construction Industry Science and Technology Progress Award, and has been successfully applied in over 10 station renovations, significantly improving testing accuracy and reducing construction costs [2]