Mining Truck Route Analysis System for Productivity Evaluation

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Solution Overview

Problem

Existing systems for managing mining machines lack comprehensive analysis of travel routes, limiting their ability to perform productivity evaluations and driver education beyond just loading and unloading spots.

Innovation Solution

A management system that includes an in-vehicle information collection device, an in-vehicle wireless communication device, and a management device to identify and analyze routes based on position information, extracting relevant data such as road surface conditions, fuel consumption, and driver performance to generate indices for maintenance, education, and productivity improvements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If only loading spot and unloading spot are evaluated for vehicle dispatch plan, then the system is simple and easy to operate, but the route analysis is insufficient for productivity evaluation and driver education

Engineering Contradiction:
Improveease of operationVSAvoidroute analysis information
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent segments the travel route into multiple sections by identifying at least four locations (loading spot, unloading spot, and intermediate points) along the route. This segmentation enables detailed analysis of each route section while maintaining the overall simplicity of the system. The management device collects position information at these segmented locations to perform comprehensive route analysis for productivity evaluation and driver education.

Inventive Principle:
Principle #1Segmentation

2Productivity

If comprehensive route analysis with multiple location evaluation is performed, then productivity evaluation and driver education are improved, but the system complexity increases

Engineering Contradiction:
Improveproductivity evaluation accuracyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent implements a universal system where the same position information collection and route identification mechanism serves multiple purposes: vehicle dispatch planning, productivity evaluation, and driver education. The management device uses the collected location data to generate various types of analysis results, eliminating the need for separate systems for each function and thus managing complexity while achieving comprehensive analysis.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent introduces position information as an intermediary element that bridges the gap between simple dispatch planning and comprehensive route analysis. By collecting and processing position data at multiple locations, the system enables detailed route analysis without requiring complex hardware or multiple separate systems, thus managing complexity while improving productivity evaluation accuracy.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Measurement precision

If position information about at least four locations is collected to identify routes, then route identification accuracy is improved, but the amount of data collection and processing increases

Engineering Contradiction:
Improveroute identification accuracyVSAvoidposition information quantity
Core Design Contradiction:
Measurement precisionVSQuantity of substance

Solution Approach 1:

The patent applies local quality by collecting position information at specific critical locations (loading spot, unloading spot, and at least two intermediate points) rather than continuously throughout the entire route. This selective collection approach maintains high route identification accuracy while reducing the total quantity of data that needs to be collected and processed, optimizing the balance between precision and data volume.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS9165330B2Management system of mining machine and management method of mining machine
Publication Date: 2015.10.20 KOMATSU LTD
  • US9165330B2 patent drawing
  • US9165330B2 patent drawing
  • US9165330B2 patent drawing

AI summary

In a management system of the mining machine, a management device collects operation information about the dump truck via a management-side wireless communication device. Routes along which the dump truck travels are identified based on position information, included in the operation information about the dump truck, about at least four locations included in a route along which the dump truck moves to a location where the dump truck unloads a load, to a location where the dump truck loads a load, and to a location where the dump truck unloads the load again.