Mining Haul Machine Management System for Productivity Optimization
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Solution Overview
Problem
The productivity of a mine is reduced due to the lack of effective management of time for haul machine operations, making it difficult to appropriately assign and deploy haul machines.
Innovation Solution
A management system that includes an input device on loading machines to generate operation signals for processing devices, which specify start and end times for haul machine operations, position detection devices to track haul machine positions, and communication systems to manage travel routes and times, ensuring efficient operation and deployment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If multiple loading positions are used to increase operational flexibility, then the productivity is improved, but the management complexity increases due to difficulty in tracking and timing operations across different positions
Solution Approach 1:
The management system divides the loading site into multiple distinct loading positions (first loading position, second loading position, etc.) and tracks operations at each position separately. This segmentation allows simultaneous operations at different locations while maintaining individual timing records for each position, thereby increasing overall productivity without losing management control.
Solution Approach 2:
The system implements feedback mechanisms by detecting when loading work is completed at each position and automatically generating timing information. The detection device monitors the completion of loading work at different positions and feeds this information back to the management system, which then specifies accurate start and end times for each operation, reducing management complexity through automated information flow.
2Productivity
If simultaneous loading operations are performed at different loading positions, then the productivity is improved, but the timing accuracy deteriorates due to difficulty in tracking operation boundaries
Solution Approach 1:
The detection device performs self-service by automatically detecting when loading work is completed at each loading position without requiring manual intervention. The device autonomously generates timing information based on detected completion events, ensuring accurate start and end time specification for simultaneous operations at multiple positions while maintaining timing precision.
Solution Approach 2:
The management system acts as an intermediary between the loading operations and the timing records. It receives completion detection information from the detection device and processes this information to specify precise timing for each operation, mediating between the physical loading activities and the temporal documentation to maintain accuracy during simultaneous operations.
3Productivity
If haul machines are deployed more frequently to increase productivity, then the output is improved, but the time management difficulty increases due to tighter scheduling requirements
Solution Approach 1:
The system performs preliminary action by pre-specifying start and end times for loading operations based on detected completion events. By establishing timing records in advance through automated detection, the system prepares the temporal framework needed for efficient haul machine deployment, reducing the time management overhead associated with frequent scheduling decisions.
Solution Approach 2:
The patent replaces manual time management mechanisms with an automated detection and specification system. Instead of relying on manual tracking and scheduling of haul machine operations, the system uses detection devices to automatically monitor loading completion and generate timing information, substituting mechanical time management processes with automated electronic systems that reduce overhead.
Data Source
AI summary
A management system includes an input device provided to a loading machine that performs, after a first loading work of loading a load onto a first haul machine positioned at a first loading position at a loading site of a mine is ended, a second loading work of loading a load onto a second haul machine that is already positioned, during the first loading work, at a second loading position different from the first loading position, and a processing device to which an operation signal generated by the input device is to be output, wherein the processing device specifies a start time of the second loading work based on the operation signal generated by the input device at a time when the first loading work is ended.