Railway electronic speed limit indication board and application method

• Main Authors: MAN KAIQUAN, WANG BAOXI, MAN SHIJIA, MA LUSHUN, SEO SANG-IL, MA WENJIE, SHI GUANGTIAN, MAN SHIHAO, LIU TAO
• Format: Patent
• Language: Chinese; English
• Published: 10.05.2022
• Subjects: ENSURING THE SAFETY OF RAILWAY TRAFFIC; GUIDING RAILWAY TRAFFIC; PERFORMING OPERATIONS; RAILWAYS; TRANSPORTING

The invention discloses a railway electronic speed limit indicator and an application method, and the railway electronic speed limit indicator comprises a ground speed limit board which is arranged in a railway speed limit area and is used for displaying speed limit information; the vehicle-mounted receiver is arranged on the locomotive and is in two-way wireless communication connection with the ground speed limit board; and the group operation protector is arranged in a railway staff operation area and is in two-way wireless communication connection with the ground speed limit board and the vehicle-mounted receiver respectively. The ZigBee wireless communication technology is used for enabling every two of the ground speed limit board, the vehicle-mounted receiver and the group operation protector to be in two-way wireless communication connection, and mutual information transmission is facilitated. In addition, a Beidou signal receiving module and an AFLT positioning module are embedded in the ground speed