基于乘客信息系统显示终端的电源控制技术研究

详细信息

Power control technology based on display terminal of Passenger Information System

Institute of Computing Technologies, China Academy of Railway Sciences, Beijing 100081, China

摘要: 液晶显示屏（LCD）是地铁乘客信息系统（PIS）的主要耗能部件，因此，解决LCD电源的控制问题可以实现地铁PIS节能降耗的目标。本文从当前国内地铁PIS中的LCD电源控制技术方案入手，针对PIS当前及未来业务需求、应用现状及技术原理进行分析，提出适合于PIS业务需求的电源控制技术方案。
- 乘客信息系统 /
- 液晶显示屏（LCD） /
- 电源控制 /
- 节能
Abstract: Liquid Crystal Display (LCD) is the main power consumption component in the Passenger Information System(PIS) of the metro. To solve the problem of power control for the LCD is to implement the main goal of saving energy and reducing consumption. This article focused on the technology solutions of power control for LCD in the PIS of domestic metro, analyzed the current and future business needs, application status as well as technical principles of PIS, proposed technical solutions of power control that were suitable for PIS business needs.
- Passenger Information System(PIS) /
- Liquid Crystal Display (LCD) /
- power control /
- energy saving

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