Fish body pressure field of force measuring device based on PIV

The utility model provides a fish body pressure field of force measuring device based on PIV, including camera, computer, laser instrument power supply ware, laser emitter, lens, pressure signal receiver, glass water tank, pressure sensor and PIV tracer particle, camera output and computer input are connected, laser instrument power supply ware output and laser emitter input are connected, be provided with lens in the laser emitter laser emission direction, pressure sensors output end and pressure signal receiver input are connected, be provided with the camera directly over the glass water tank, glass water tank both sides symmetrical arrangement has laser emitter, even spreading has PIV tracer particle among the glass water tank. The utility model discloses can measure the pressure fieldof live fish, peripheral pressure data when truly reflecting the live fish motion to can realize the measurement of the pressure field of unlimited point on every side of whole live fish. 本实用新型提供种基于PIV的鱼体压力场测量装置，包括相机、电脑、激光器供