Cold region tunnel cold-proof analysis method and device and cold region tunnel heat preservation system

• Main Authors: TIAN SIMING, WANG WEI, SHI SHAOSHUAI, GAO YAN, LIN CHUANNIAN, ZHANG YITENG, LIU JIANYOU, YANG YANG, HUO JIANXUN, LYU GANG
• Format: Patent
• Language: Chinese; English
• Published: 06.06.2023
• Subjects: CALCULATING; COMPUTING; COUNTING; EARTH DRILLING; ELECTRIC DIGITAL DATA PROCESSING; FIXED CONSTRUCTIONS; MINING; PHYSICS; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS

The invention discloses a cold region tunnel cold-proof analysis method and device and a cold region tunnel heat preservation system, and relates to the technical field of tunnels and underground engineering, and the method comprises the steps that mechanical structure parameters of a plurality of customized air curtain machines are determined; the mechanical structure parameters of the customized air curtain machine are matched with the physical structure data of the tunnel portal; determining the total laying length of a hot water pipeline by using a cold region tunnel thermodynamic model; the cold region tunnel thermodynamic model reflects tunnel internal temperature distribution under the common influence of an air curtain and train wind; the total laying length of the hot water pipeline is divided into a plurality of hot water pipeline units in the tunnel direction; determining installation parameters of a temperature sensor, installation parameters of a wind speed and direction sensor and installation p