陈健文（深圳市名家汇科技股份有限公司，广东省深圳市 518063）

Brief Analysis of Outdoor Nightscape Lighting Power Distribution Design

CHEN Jianwen(Shenzhen Minkave Technology Co.,Ltd.,Shenzhen 518063,Guangdong Province，China)

Abstract：In view of the characteristics of nightscape lighting and the problems in the operation process and in combination with engineering examples,the difficulties in power distribution design of outdoor nightscape lighting project are analyzed from the aspects of power distribution system design,lamp input voltage selection,voltage drop calculation,automatic power cut‑off protection and drive power parameter selection,and corresponding solutions are proposed.

Key words：outdoor nightscape lighting;distribution system;leakage current;input voltage;voltage drop;fault protection;drive power;mistrip

摘　要：针对夜景照明的特点和运行过程遇到的问题，结合工程实例，从配电系统设计、灯具输入电压选择、电压降计算、自动切断电源防护以及驱动电源参数选择几个方面研究分析户外夜景照明项目的配电设计难点，并提出相应解决办法。

关键词：户外夜景照明；配电系统；泄漏电流；输入电压；电压降；故障防护；驱动电源；误跳闸

中图分类号：TU852      　　  　  文献标识码：A

doi：10.3969 / j. issn.1003 － 8493.2022.11.009