Wenhai No.1 ARV and experimental devices. a depicts the hybrid underwater vehicle of Wenhai No.1 ARV. b represents the general overview of Wenhai No.1 ARV navigation and measuring sensors. Precise ...

(MENAFN- EIN Presswire) EINPresswire/ -- Precise underwater navigation is critical for autonomous and remotely operated deep-sea vehicles, yet variations in seawater sound speed often introduce ...

A quasi-observation model was constructed, enabling estimation of SSP perturbation through differences between SINS-derived and USBL-measured travel time. A two-order SSP disturbance representation ...