SHIP MOTION AUTOMATIC CONTROL EQUIPMENT Russian patent published in 2004 - IPC

FIELD: shipbuilding; sea-going ship automatic control equipment. SUBSTANCE: proposed automatic control equipment includes course setter, aft rudder angle sensor, satellite navigational system receiver and computer including first adder, first and second integrators and differentiator. Besides that, automatic control equipment is provided with fore rudder sensor, fore rudder steering gear and second adder. Output of second adder is connected via second output of computer to input of steering gear of fore rudders. Fore rudder sensor. Fore rudder sensor is connected via sixth input of computer with first input of adder and third input of second integrator whose output is connected with second input of second adder. EFFECT: enhanced accuracy of ship stabilization on preset direction of motion; reduced resistance to ship motion. 1 dwg