Underwater robot dual-redundancy gesture detecting system

The invention belongs to the technical field of underwater robots and particularly relates to an underwater robot dual-redundancy gesture detecting system. The underwater robot dual-redundancy gesture detecting system is composed of a data fusion processor, an MEMS attitude sensor, an electronic compass, a Doppler log, a depth meter and a height meter sensor, navigation calculation is achieved through a microcontroller, gestures, speed, depth and height information is output, an output interface of the Doppler log is connected to an input interface of the data fusion processor, an output interface of an electronic compass is connected to the input interface of the data fusion processor, and an output interface of the MEMS attitude sensor is connected to the input interface of the data fusion processor. The underwater robot dual-redundancy gesture detecting system adopts information provided by multiple types of navigation sensors and achieves a high-reliability navigation information output method through dat