SOUND BUOY FOR OCEAN INVESTIGATION Russian patent published in 2010 - IPC B63B22/00 

FIELD: physics, acoustics.

SUBSTANCE: invention relates to marine equipment and is a sound buoy fitted with a high-power accumulator battery. The buoy has a cylindrical housing, electronic modules for measuring and recording apparatus, a control unit, a detachable hydroacoustic module, an accumulator battery assembled from lithium cells. The housing of the buoy is made from two shells concentrically inserted into one another, forming annular and cylindrical cavities. The accumulator battery is put into the annular cavity and between the battery cells and the outer shell there is an air gap. The cylindrical cavity is connected to channels with outboard medium and when lowered, the detachable hydroacoustic module is filled with water. The battery is cooled through water circulation.

EFFECT: possibility of using high-power accumulator batteries.

3 dwg