Nanjing Tech University

Jsti Group Co. Ltd

Qingdao Haier Air Conditioner Gen Corp., Ltd.

Xianqiang Wang

Jun Lu

Jiandong Zhang

Xiaonan Feng

Duo Liu

Hui Xiong

Benhua Hao

Jingping Sun

Zhenhong Da

The present disclosure provides an automatic test system for actual stress of a bridge based on DIC technology, where the system includes a camera, a phosphor spraying device, a computer, and a sliding rail; the sliding rail is arranged on both sides of an upper wing of a box-shaped concrete beam; the phosphor spraying device is used to spray phosphor on a web of the box-shaped concrete beam to form speckles of varying light and shade; the camera is slidably connected to the sliding rail through a bracket, and is used to photograph the speckles and transmit a speckle image to the computer; and the computer is used to analyze and process the speckle image taken by the camera and generate a time history diagram of stress.

Automatic test system for actual stress of a bridge based on DIC technology

Growing community of inventors

Jiangsu, China

Xianqiang Wang