Work Vehicle Time Estimation Across Multiple Connected Fields

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Solution Overview

Problem

It is challenging to determine the time required for a work vehicle to perform work in multiple fields using conventional techniques, as they do not effectively account for the work history and movement history across connected fields.

Innovation Solution

A work management method that acquires work history information and movement history information for a work vehicle across multiple fields and outputs an estimated required time for the vehicle to complete work in these fields.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional techniques are used to calculate estimated work time, then the calculation is simple, but it cannot determine the time required for work in multiple fields

Engineering Contradiction:
Improveaccuracy of work time determinationVSAvoidcomplexity of time calculation system
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system segments the work time calculation into distinct components: work time in each field and movement time on connecting roads. By dividing the total time determination into these separable parts, the system can accurately calculate time for multiple fields while maintaining manageable complexity through modular data collection and processing.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary data collection by acquiring work history information and movement history information before calculating the estimated required time. This advance preparation of data from previous operations enables accurate multi-field time determination without increasing the complexity of the calculation process itself.

Inventive Principle:
Principle #10Preliminary action

2Loss of information

If work history information and movement history information are collected across multiple fields, then accurate time estimation is achieved, but data collection complexity increases

Engineering Contradiction:
Improvecompleteness of work and movement dataVSAvoidcomplexity of data collection system
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The information acquisition unit is designed with multi-functionality to collect both work history information (work start/end times, work areas) and movement history information (movement start/end times, movement areas) using the same data collection mechanism. This universal approach enables comprehensive data gathering across multiple fields without requiring separate complex systems for each data type.

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

Solution Approach 2:

The work vehicle automatically collects and records its own work and movement history information during operations, eliminating the need for external manual data collection. This self-service capability ensures complete data acquisition across multiple fields while minimizing the complexity of external data gathering systems.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250103059A1Work management method, work management program, and work management system
Publication Date: 2025.03.27 YANMAR HLDG CO LTD
  • US20250103059A1 patent drawing
  • US20250103059A1 patent drawing
  • US20250103059A1 patent drawing

AI summary

An acquisition processing unit acquires work history information on work performed by a work vehicle in each of a plurality of fields, and movement history information on movement performed by the work vehicle on one or more roads that connect the plurality of fields. An output processing unit outputs, based on the work history information and the movement history information, an estimated required time that is required for the work vehicle to perform work in the plurality of fields.