Crane Telescopic Pattern Selection Automation
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Solution Overview
Problem
Operators of crane apparatuses with telescopic booms face significant time consumption and complexity in selecting the optimal telescopic patterns for each operation, especially when performing multiple consecutive crane operations, due to the large number of possible patterns and varying conditions.
Innovation Solution
A crane apparatus equipped with a condition input part and a telescopic pattern selecting part that minimizes the time required for telescopic motion changes and maximizes the net rated load by selecting the appropriate telescopic pattern based on input conditions such as weight, height, and moving radius, using a controller to process and prioritize these selections.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a six-stage telescopic boom is used, then the crane apparatus can perform diverse crane operations with different weights, heights, and moving radii, but the number of telescopic patterns increases to thirty or more, making selection complex and time-consuming
Solution Approach 1:
The telescopic pattern selecting part automatically selects the optimal telescopic pattern based on input conditions (weight, height, moving radius) without requiring manual selection by the operator. The system serves itself by computing and determining the appropriate pattern from multiple available patterns, thereby reducing operational complexity while maintaining full adaptability of the six-stage telescopic boom
Solution Approach 2:
The manual selection process is replaced by an automated control system that computes the optimal telescopic pattern. The controller substitutes the operator's decision-making process with algorithmic computation based on input parameters, transforming a complex manual selection task into an automated information processing function
2Productivity
If the operator manually selects telescopic patterns for multiple consecutive crane operations, then each operation can be optimized, but the time required for pattern selection increases significantly
Solution Approach 1:
The telescopic pattern selecting part pre-computes and determines the optimal telescopic pattern before each crane operation based on the input conditions. By preparing the pattern selection in advance through automated computation, the system eliminates time-consuming manual selection processes while ensuring optimal patterns are ready for immediate execution
Solution Approach 2:
The system uses feedback from the input conditions (weight, height, moving radius) to automatically adjust and select the appropriate telescopic pattern. The telescopic pattern selecting part continuously receives operational parameters and computes optimal patterns in real-time, creating a closed-loop system that adapts to varying operational requirements without manual intervention
Data Source
AI summary
A crane apparatus includes: a telescopic boom including a plurality of boom members, the telescopic boom performing telescopic motion by moving the plurality of boom members one by one using one telescopic cylinder; a condition input part configured to receive, as input, a condition for a crane operation including at least a weight of goods suspended by the telescopic boom, a height to which suspended goods are lifted, and a moving radius of the suspended goods; and a telescopic pattern selecting part configured to select a telescopic pattern that allows the crane operation under the condition inputted to the condition input part.


