Patent ID: 11904865
Assignee: CHANG'AN UNIVERSITY
Field: Control (Instruments)
Classification: CPC B  G | IPC B

Claim 3:
4. The intelligent safe vehicle speed measurement system capable of considering the state of the road surface according to claim 3, wherein the thermoelectric power generator comprises heat conducting plates and a thermoelectric power generation sheet; the heat conducting plates and the thermoelectric power generation sheet are arranged in a middle portion of an asphalt pavement layer on the two sides of the road; and the heat conducting plates are configured to transmit a high temperature of the road surface and a low temperature of a subgrade soil to two ends of the thermoelectric power generation sheet, respectively, to generate electricity; and
the pressure power generator comprises an encapsulation material and piezoelectric ceramic sheets that are arranged under the wheel track bands, and the encapsulation material is wrapped on an outer side of the piezoelectric ceramic sheets, and the piezoelectric ceramic sheets are configured to deform under an action of a load thereon to generate electricity.