| 摘要 |
PURPOSE: A subway air quality monitoring method and a system thereof for immediately informing a pollution level which an air quality sensor senses to an administrator using an SNMP are provided to keep the fresh air in a subway station by reflecting the air pollution of the subway station after measuring the air pollution degree of the subway station by using SNMP. CONSTITUTION: A sensor(160) is connected to an SNMP(130) to the wire. If on-off output is detected, a trap circuit of the SNMP informs air pollution to a main server(140). The main server compares the air pollution degree with a standard air quality of environment office. The main server informs the compared result through SMS to administrator. |
