Simulated Maintenance Scenarios for Robot Diagnosis Training

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Solution Overview

Problem

Training robots for maintenance tasks in complex environments is time-consuming and expensive due to the need for large amounts of specific training data, often limiting their ability to address a wide range of potential issues accurately.

Innovation Solution

The use of simulated environments to train neural networks, where virtual agents can diagnose and remediate maintenance issues, allowing for reinforcement learning and the collection of data without impacting real-world operations, enabling robots to learn both correct and incorrect actions and optimize their performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If robots are trained using real-world data collection, then training accuracy improves, but training time and cost increase significantly

Engineering Contradiction:
Improvetraining accuracyVSAvoidtraining time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent creates virtual copies of the physical environment (data center, equipment, maintenance scenarios) in a simulated environment. These virtual copies replicate real-world conditions, equipment failures, and maintenance tasks, allowing robots to train on abundant synthetic data without requiring equivalent real-world data collection time. The simulation engine generates training data by modeling physics, equipment behavior, and failure modes, providing unlimited diverse scenarios instantaneously.

Inventive Principle:
Principle #26Copying

2Adaptability or versatility

If robots are trained on a wide range of potential issues, then diagnostic capability improves, but training complexity and data requirements increase

Engineering Contradiction:
Improvediagnostic capabilityVSAvoidtraining complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The simulation environment pre-configures numerous equipment failure scenarios, maintenance tasks, and environmental conditions before training begins. Virtual equipment is programmed with various failure modes, and the simulation engine automatically generates corresponding training scenarios. This preliminary setup allows robots to encounter diverse diagnostic situations during training without requiring complex manual scenario design or real-world failure induction.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If real maintenance operations are interrupted for training data collection, then training data quality improves, but operational productivity decreases

Engineering Contradiction:
Improvetraining data qualityVSAvoidoperational productivity
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The simulation environment acts as an intermediary between real-world equipment and robot training. Instead of directly interrupting real maintenance operations to collect training data, the system creates virtual representations of equipment and scenarios in simulation. The simulation engine translates real equipment models into virtual counterparts that replicate behavior and failure modes, allowing unlimited data generation without touching actual operational equipment.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Ease of manufacture

If robots are trained in limited scenarios, then training cost decreases, but reliability in real-world settings worsens

Engineering Contradiction:
Improvetraining costVSAvoidreal-world performance
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The simulation environment provides universal training capabilities that cover multiple equipment types, failure modes, and maintenance scenarios within a single platform. The virtual data center can host various equipment (servers, storage devices, networking gear) with programmable failure modes, allowing one simulation system to train robots for diverse real-world scenarios. This multi-functionality eliminates the need for separate training systems for each scenario type, reducing overall training cost while maintaining broad real-world applicability.

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

Data Source

PatentUS20240061388A1Training maintenance scenarios though environment simulation
Publication Date: 2024.02.22 NVIDIA CORP
  • US20240061388A1 patent drawing
  • US20240061388A1 patent drawing
  • US20240061388A1 patent drawing

AI summary

A virtual representation of a physical environment can be generated through simulation, which can include one or more virtual agents to represent robots, or at least semi-automated devices, that can operate and perform various tasks in the physical environment. Various component failures, or other potential problems, can be simulated that can be analyzed by one or more deep learning models associated with the virtual agents. These deep learning models can attempt to diagnose the simulated problem, as well as determine one or more potential solutions. The virtual agents can help to gather information for these determinations, as well as to perform tasks for these potential solutions. Once these deep learning models are trained in this simulated environment, these models can be used by one or more robots to perform tasks that may relate to maintenance or operation of a physical environment.