Remote Operation Assistance Using Weather-Based Ground Condition Forecasts

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Solution Overview

Problem

There is a lack of information provided to operators of work machines regarding the influence of regional weather conditions, such as precipitation and temperature, on the operation and movement of the machines.

Innovation Solution

A remote operation assistance server that refers to a weather information database to recognize past weather conditions at a designated area where the work machine is present and generates work reference information, which is then output to the operator's interface, allowing them to estimate changes in ground properties affected by these conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If weather information is provided to operators, then operational decision-making is improved, but system complexity increases

Engineering Contradiction:
Improveoperational decision-makingVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

A remote operation assistance server acts as an intermediary between weather information sources and operators. The server automatically acquires weather data, processes it through assistance processing elements, and delivers it via a remote operation apparatus. This mediator handles the complexity of data acquisition and processing, while operators receive ready-to-use information through their existing interface, thus improving ease of operation without significantly increasing perceived system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements self-service by automatically acquiring weather information from external sources, processing it through built-in assistance processing elements, and delivering it without requiring manual intervention from operators. The remote operation apparatus autonomously manages data collection, processing, and presentation, reducing the operational burden while providing enhanced decision-making support.

Inventive Principle:
Principle #25Self-service

2Loss of information

If detailed weather data is processed and delivered, then information quality improves, but data processing time increases

Engineering Contradiction:
Improveinformation qualityVSAvoiddata processing time
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The assistance processing element extracts only the most relevant weather information needed for operational decisions, rather than processing and delivering all available weather data. By selectively extracting critical parameters and presenting them through a focused interface, the system maintains high information quality while reducing processing time and avoiding information overload.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The system applies partial action by providing a curated subset of weather information that is sufficient for operational decision-making without delivering exhaustive weather data. This selective approach delivers the necessary information quality while minimizing processing time, avoiding the diminishing returns of processing excessive data.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS20230167626A1Remote operation assistance server, remote operation assistance system, and remote operation assistance method
Publication Date: 2023.06.01 KOBELCO CONSTR MASCH CO LTD
  • US20230167626A1 patent drawing
  • US20230167626A1 patent drawing
  • US20230167626A1 patent drawing

AI summary

A remote operation assistance server, or the like, capable of providing an operator of a work machine with information about influence of various regional weather conditions, such as precipitation and temperature, on the transfer and work of the work machine includes a first operation reference information Img(info1), representing weather conditions (actual measurement values or analytic values) over a first designated period in the past and weather conditions (predictive values) over a second designated period in the future at a designated area A where a work machine 40 is present, which is output to a remote output interface 220 of a remote operation apparatus 20.