| 摘要 |
<p>When a railroad car is monitored by a railroad car monitoring system installed in the railroad car, the railroad car monitoring system: receives sensed values transmitted in real time by multiple sensor node devices including sensors sensing states of attachments to the railroad car; generates railroad car state information including the received sensed values and identification information of the sensor node devices; outputs the railroad car state information in real time; and outputs the railroad car state information through a display unit installed in the railroad car or transmits the railroad car state information to an external control device over a wireless communication network.</p> |
