SHIP HAVING A HIGH FREQUENCY NOISE GENERATING SYSTEM FOR REPULSING PIRATES

摘要

PURPOSE: A ship with a high frequency noise generating system for clearing pirates is provided to prevent pirates from being invaded in a ship without environmental pollution by standing up to pirates with high frequency noise. CONSTITUTION: A ship with a high frequency noise generating system for clearing pirates comprises a hull(10), a noise generator(50), and a first speaker(30). The noise generator is arranged on the hull to generate high frequency noise. The first speaker is installed in the outer peripheral of the hull and outputs the high frequency noise generating in the noise generator to prevent the access of the pirates. [Reference numerals] (20) Central broadcasting system; (50) Noise generator