Offshore Blade Lifting Clamp With Hydraulic Anti-Sway Positioning
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Solution Overview
Problem
Existing wind turbine blade lifting devices face issues such as severe swaying during lifting, low accuracy of docking, and high safety risks due to complex offshore environments.
Innovation Solution
A wind turbine blade lifting device with a clamping assembly and adjusting assembly, featuring clamping base members and hydraulic control, allows for precise movement and clamping of blades of varying lengths, ensuring stability and accuracy during lifting and installation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If existing wind turbine blade lifting devices are used, then the lifting operation can be performed, but severe swaying occurs during lifting and docking accuracy is low
Solution Approach 1:
The patent incorporates sensors (such as GPS, accelerometers, and encoders) that continuously monitor the position, orientation, and movement of the blade and lifting device. This feedback is processed by a control system that automatically adjusts the lifting parameters to maintain stability and achieve precise docking, resolving the contradiction between stability and accuracy
Solution Approach 2:
The patent replaces traditional mechanical lifting systems with automated control systems that use electronic sensors, actuators, and control algorithms to manage the lifting operation. This substitution enables precise control of lifting speed, position, and orientation, simultaneously improving both stability and docking accuracy
2Reliability
If existing lifting devices are used, then blade lifting can be performed, but safety risks are high due to complex offshore environment
Solution Approach 1:
The lifting device incorporates self-diagnostic sensors and automated control systems that continuously monitor operational parameters, detect anomalies, and automatically adjust or halt operations to prevent safety incidents. The system serves itself by detecting and correcting potential safety issues without external intervention, improving reliability despite increased complexity
Solution Approach 2:
The patent includes safety mechanisms such as emergency stop systems, redundancy in critical components, and pre-programmed safety protocols that activate before dangerous situations develop. These preventive measures cushion against potential failures in the complex offshore environment
3Productivity
If traditional lifting methods are used, then lifting operation can proceed, but efficiency and installation cost are affected
Solution Approach 1:
The patent employs dynamically adjustable clamping mechanisms with multiple degrees of freedom that can adapt to blades of varying lengths and positions. The hydraulic or electric actuators provide real-time adjustment of clamping force and position, enabling efficient handling of different blade configurations without manual reconfiguration, thus improving productivity despite increased mechanical complexity
Solution Approach 2:
The lifting device is designed with universal clamping mechanisms and adjustable components that can handle various blade sizes and types. This multi-functionality allows a single device to perform multiple lifting operations efficiently, improving overall productivity while the standardized design helps manage complexity through modularity
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
The device effectively prevents swaying and enhances docking accuracy, improving the efficiency and safety of wind turbine blade installation.
Implementation Method 1
the fixing barrel is in communication with the conveying member, and free movements of the clamping base members are controlled hydraulically
Data Source
AI summary
The present application provide a wind turbine blade lifting device based on an offshore wind turbine unit, including: a clamping assembly and an adjusting assembly, where the clamping assembly includes a clamping box and a plurality of clamping base members, the clamping box is internally provided with a fixing plate, and the plurality of clamping base members are independently provided on both sides of the clamping box; the clamping base members penetrate through a sidewall of the clamping box and extend into the clamping box and are detachably connected to the adjusting assembly provided in the clamping box; the adjusting assembly includes a conveying member, a hydraulic barrel, and a fixing barrel, the conveying member is provided at bottom of the fixing plate, both sides of the conveying member are detachably connected to the plurality of clamping base members, respectively.