| 摘要 |
The present invention relates to an apparatus for displaying internal environment information of a subway car. An objective of the present invention is to provide passengers with a variety of convenience information on a display device. The apparatus for displaying internal environment information of a subway car has an environment information sensing means which is installed in each riding space of a subway car to sense the number of passengers, the temperature, humidity, and an odor level, and displays the sensed information on a display device installed on an upper portion of a screen door of a platform of a next station to allow a person waiting for the subway train to view the environment information in the subway car in advance to determine whether to ride and a riding location. |
