Vehicle Component Diagnostic System for Failure Detection

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Solution Overview

Problem

Imminent failures in vehicle systems often go undetected during routine inspections, leading to unexpected failures during vehicle operation.

Innovation Solution

A diagnostic method and system that detects operating parameters of vehicle components and transmits status messages to a vehicle-external server for analysis, enabling early detection and notification of potential failures, allowing for timely repairs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional inspection methods are used, then inspection intervals are reduced, but failure detection timing remains insufficient

Engineering Contradiction:
Improvefailure detection timingVSAvoidinspection intervals
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary diagnostic actions by continuously monitoring operating parameters and transmitting status messages before actual failure occurs. The server analyzes these messages proactively to predict imminent failures, enabling maintenance to be scheduled in advance rather than waiting for failure or relying on periodic inspections.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system establishes a continuous feedback loop where operating parameters are detected, status messages are transmitted to the server, analysis results are received, and maintenance decisions are made. This closed-loop feedback enables real-time monitoring and immediate response to deteriorating component conditions.

Inventive Principle:
Principle #23Feedback

2Reliability

If systematic monitoring is implemented, then failure detection improves, but system complexity increases

Engineering Contradiction:
Improvefailure detection capabilityVSAvoidmonitoring system structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The server acts as an intermediary between the vehicle's detection devices and the maintenance system. It centralizes the complex analysis functions, receiving status messages from various components, performing comprehensive analysis, and generating maintenance recommendations. This externalizes the complexity from the vehicle itself to a centralized platform.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The server provides universal diagnostic capabilities that can handle multiple different vehicle components and systems through a single platform. Rather than requiring dedicated complex monitoring systems for each component, the universal server analyzes various status messages using standardized processes, reducing overall system complexity.

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

Data Source

PatentUS9229904B2Diagnostic method and diagnostic device for a vehicle component of a vehicle
Publication Date: 2016.01.05 ROBERT BOSCH GMBH
  • US9229904B2 patent drawing
  • US9229904B2 patent drawing
  • US9229904B2 patent drawing

AI summary

A diagnostic method for a vehicle component of a vehicle, an operating parameter of the vehicle component being detected during an operation of the vehicle and a status message corresponding to a status of the vehicle component being transmitted to a vehicle-external server as a function of the detected operating parameter for an analysis of the status message, a message based on the analysis of the status message being transmitted to a receiving device. The invention furthermore relates to a corresponding diagnostic device, a corresponding diagnostic system, as well as a computer program is also described.