Offshore Test Platform Spud Leg Simulation

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Solution Overview

Problem

Offshore work platforms face challenges such as spud leg foundation loosening or collapsing due to sea waves, prolonged installation processes, and safety risks due to remote location, with a lack of simulated training platforms for operators to practice handling these conditions.

Innovation Solution

A test platform device simulating offshore working conditions, featuring a main body supported by spud legs with vertical and lateral driving units, wave damping simulation, and a hydraulic control system, allowing for realistic simulation of geological and wave conditions for operator training.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If operators train on real offshore work platforms, then their practical skills improve, but safety risks and potential security problems increase

Engineering Contradiction:
Improveoperator skillsVSAvoidsafety
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent creates a simulated offshore work platform that copies the essential structure and operations of a real platform. The simulation includes a main body, spud legs, lifting unit, and control systems that replicate real platform operations, allowing operators to train without the safety risks of actual offshore environments.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The simulated platform is divided into separate functional modules including the main body, spud legs with lateral driving units, lifting units with hydraulic cylinders, and control systems. This segmentation allows safe replication of critical operations while isolating training from real safety hazards.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If spud legs are extended into seabed for foundation support, then platform stability improves, but foundation loosening or collapsing due to sea waves occurs

Engineering Contradiction:
Improveplatform stabilityVSAvoidfoundation loosening
Core Design Contradiction:
Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

The simulated platform incorporates lateral driving units that can dynamically adjust the position and orientation of spud legs during the simulation. This allows operators to practice compensating for wave-induced movements and maintaining foundation stability under varying sea conditions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The simulation enables operators to practice preliminary actions to prevent foundation loosening, such as proper spud leg insertion techniques, anchoring procedures, and counterbalancing methods that address wave forces before they cause damage.

Inventive Principle:
Principle #9Preliminary anti-action

3Reliability

If offshore work platform installation process is completed, then platform becomes operational, but prolonged installation time exposes platform to more safety problems

Engineering Contradiction:
Improveplatform operational statusVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The simulated platform allows operators to practice and master installation procedures in advance, performing all necessary operations virtually before encountering real installation scenarios. This preliminary training reduces the time required for actual installations by ensuring operators are already proficient in proper procedures.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The simulation provides continuous training opportunities that allow operators to repeatedly practice installation sequences without interruption or safety risks, enabling mastery of efficient, continuous installation procedures that minimize exposure time to hazardous conditions.

Inventive Principle:
Principle #20Continuity of useful action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables effective training for operators to improve their skills in handling offshore work platforms, reducing safety risks and disaster losses by providing a controlled environment to practice installation and emergency scenarios.

Implementation Method 1

one or more vertical driving unit to enable vertical movements of at least one of the plurality of spud legs, wherein the vertical driving unit comprises a hydraulic cylinder

Methodology Applied
Scientific EffectHydraulic: Hydraulic Press

Data Source

PatentUS10431114B2Oceaneering test platform device for simulating oceaneering working conditions
Publication Date: 2019.10.01 ZHEJIANG OCEAN UNIV
  • US10431114B2 patent drawing
  • US10431114B2 patent drawing
  • US10431114B2 patent drawing

AI summary

An oceaneering test platform device for simulating oceaneering working conditions is disclosed. The oceaneering test platform device comprises a main body, a lifting unit, a plurality of spud legs connected to the main body by the lifting unit, a plurality of base units located correspondingly to the plurality of spud legs and one or more vertical driving unit to enable vertical movement of at least one of the plurality of spud legs. The test platform device facilitates simulation of possible effects caused by unstable and complex ocean environments to an offshore work platform.