Control execution system of marine crane and control method of control execution system

By integrating visual recognition, sensors, motion control, and coding detection subsystems, along with a safety protection unit, the system solves the problems of positioning deviation and collision risk of marine cranes in complex offshore operating environments, achieving efficient and safe operation control.

CN120793743APending Publication Date: 2025-10-17ZHEJIANG SANGANG LIFTING ELECTRICAL APP CO LTD
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Patent Information

Application Number
CN202511247737.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-09-03
Publication Date
2025-10-17

AI Technical Summary

Technical Problem

Existing marine crane control and execution systems struggle to achieve precise positioning, reliable protection, and efficient coordination in complex marine operating environments, resulting in positioning deviations, high collision risks, and delayed fault diagnosis, making it difficult to meet the needs of modern marine operations.

Method used

By integrating a visual recognition subsystem, a sensor subsystem, a motion control subsystem, and a coding detection subsystem, combined with a safety protection unit and a human-machine interaction unit, the system achieves precise positioning, cargo identification, path planning, collision detection, and fault diagnosis. It generates 3D point cloud data through multiple sensors and cameras to ensure the stability and safety of the system.

Benefits of technology

It improves the accuracy, safety and efficiency of marine crane operations, reduces human intervention, ensures the safety of equipment and personnel, and reduces downtime losses and maintenance costs caused by collisions.

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Abstract

The invention discloses a marine crane technology, and aims to provide a control execution system of a marine crane, which is characterized by comprising a visual identification subsystem, a control execution subsystem, a control execution subsystem, a control execution subsystem and a control execution subsystem, and the visual identification subsystem is provided with a CCD (Charge Coupled Device) camera and is used for collecting visual image information of an operation area of the marine crane; precise positioning, cargo identification and operation path planning of the marine crane are output; the sensor subsystem integrates a position sensor and a limiting sensor, wherein the sensor subsystem comprises but is not limited to the position sensor; the motion control subsystem comprises a motion control module, a servo driving module and a variable frequency motor; the code detection subsystem comprises an encoder, an electronic bar code and a rotary encoder; the operation safety is integrally guaranteed, the positioning and control precision is greatly improved, accidents are reduced, the operation efficiency is improved, fault diagnosis is assisted, and stable and efficient operation of the crane is ensured; the invention is suitable for the technical field of ship cranes.
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