Patent ID: 9157765
Filing Date: 2015-10-13
Classification: G01D,Y02B,Y04S

Abstract:
1. A power consumption detecting device installed on an electric equipment, wherein the power consumption detecting device comprises: a thermoelectric sensing element used for generating a voltage signal by the temperature difference between the surface of the electric equipment and atmosphere during the operation of the electric equipment, and the thermoelectric sensing element is capable of generating power by the temperature difference without external power supply; a processor used for obtaining the value of power consumption of the electric equipment according to the voltage signal, and the value of power consumption is proportion to the voltage signal which generated by the thermoelectric detecting device; and a wireless transmitter transmitting a power consumption signal to an electric control center; wherein the thermoelectric sensing element is embodied as a device directly attached on the surface of the electric equipment, and the thermoelectric sensing element has a P-type semiconductor material and an N-type semiconductor material which are electrically connected to the wireless transmitter.