Patent ID: 8938325
Filing Date: 2015-01-20
Classification: B66C

Abstract:
1. A control system for stabilizing a suspended load in yaw, said suspended load being subject to variable environmental disturbances acting on said suspended load that affect said yaw, comprising: a single suspension cable attached to said suspended load; at least one sensor operable for measuring said yaw of said suspended load; at least one thruster affixed to said suspended load at a position laterally offset from said single suspension cable, said thruster being oriented to produce a force to stabilize said suspended load in yaw; and a control processing unit operably connected with said at least one sensor and said at least one thruster, said control processing unit comprising a control feedback loop to control said at least one thruster to stabilize said suspended load in yaw, said control feedback loop comprising at least one filter that receives data from said at least one sensor.