Students invent intelligent switch electric fan
 

2008 summer vacation ,mercurial vapor, Pan Pan in the lift ,mercurial vapor superfly, it was found that people leaving the elevator , almost no one will switch off the elevator, air conditioning , fans have to work all day . This phenomenon is a waste of power resources to Panpan Meng had invented the idea of ​​a new type of fan . Pan Pan introduction, the main principle of this technology is added to a conventional thermostat fan switch and an infrared sensing device. As long as the operating temperature , the elevator was , the fans will be open, people left , fans will automatically shut .

It is understood that the invention also won the 2009 outstanding research students in Hubei Province .