深圳市地铁14号线共建管廊供配电系统设计

Design of Power Supply and Distribution System of Utility Tunnel for Shenzhen Metro Line 14

综合管廊是保障城市运行的重要基础设施和"生命线",供配电系统是管廊安全、可靠运行的基本保障。介绍了深圳市地铁14号线共建管廊的工程概况,重点分析了坪山新区明挖段管廊的供配电系统的设计,10/0. 4 kV供配电系统在保证系统的安全、可靠运行的情况下,降低工程投资,使工程更具经济性。

The utility tunnel is an important infrastructure and“lifeline”for urban operation.The power supply system and distribution system is the basic guarantee for safe and reliable operation of utility tunnel.The project of co-building utility tunnel of Shenzhen Metro Line14was introduced briefly.The design of power supply anddistribution system for the open-cut utility tunnel of Pingshan New District was analyzed.10/0.4kV power supply and distribution system ensures the safe and reliable operation of the system,and reduces the project cost,which makes the project more economical.