Fluid Analysis Reporting for Condition-Based Vehicle Maintenance

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Solution Overview

Problem

Existing vehicle maintenance systems perform fluid changes at predetermined intervals regardless of fluid degradation, leading to unnecessary downtime and non-optimized costs for fleet managers.

Innovation Solution

A computing system that analyzes fluid samples from vehicles, determines thresholds based on historical data, and generates dynamic graphical user interfaces to provide interactive maintenance recommendations, including automatic operations and drill-down capabilities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If fluid changes are performed at predetermined intervals, then maintenance scheduling is simplified, but unnecessary downtime and maintenance costs increase

Engineering Contradiction:
Improvemaintenance schedulingVSAvoidvehicle downtime
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system transitions from fixed time-based maintenance intervals to dynamic condition-based thresholds. Fluid degradation parameters (viscosity, temperature, contamination levels) are continuously monitored and compared against adaptive thresholds that adjust based on actual operating conditions, allowing maintenance to be performed only when necessary

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system implements continuous feedback loops where fluid condition data is collected from sensors, analyzed against historical patterns and thresholds, and used to dynamically adjust maintenance recommendations. This closed-loop system enables real-time optimization of maintenance timing based on actual fluid degradation rates

Inventive Principle:
Principle #23Feedback

2Ease of manufacture

If fluid changes are performed at predetermined intervals, then maintenance planning is straightforward, but maintenance costs are non-optimized

Engineering Contradiction:
Improvemaintenance planningVSAvoidmaintenance costs
Core Design Contradiction:
Ease of manufactureVSLoss of energy

Solution Approach 1:

The system replaces static maintenance schedules with dynamic, adaptive planning. Thresholds and maintenance recommendations automatically adjust based on real-time fluid condition monitoring, operating conditions, and predictive analytics, enabling cost-optimized maintenance timing that responds to actual vehicle needs

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system performs preliminary analysis of fluid degradation trends and predictive modeling to anticipate maintenance needs before critical failure occurs. This allows proactive scheduling of maintenance activities at optimal moments, preventing both premature maintenance and costly breakdowns

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If comprehensive fluid analysis is performed, then maintenance precision is improved, but system complexity increases

Engineering Contradiction:
Improvefluid condition analysisVSAvoidanalysis system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The comprehensive analysis system is divided into modular functional components: sensor modules for fluid parameter collection, processing modules for data analysis, comparison modules for threshold evaluation, and output modules for maintenance recommendations. Each module performs a specific function, making the overall complex system manageable and maintainable

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system introduces intermediary processing layers between raw sensor data and maintenance decisions. Data intermediaries (processing algorithms) translate complex fluid analysis results into simplified maintenance recommendations, while threshold intermediaries provide adaptive reference points that simplify the decision-making process

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12548380B2Systems and methods for generating and providing fluid analysis reports
Publication Date: 2026.02.10 CUMMINS INC
  • US12548380B2 patent drawing
  • US12548380B2 patent drawing
  • US12548380B2 patent drawing

AI summary

Systems, methods, and apparatuses for generating a fluid analysis report with key issues to improve vehicle maintenance are provided. A processing circuit is configured to: obtain information regarding a plurality of fluids from a plurality of vehicles; determine a plurality of thresholds based on the information; analyze a fluid sample from a particular vehicle to identify a fluid type of the fluid sample; identify a vehicle type of the particular vehicle associated with the fluid sample; retrieve a population of the obtained information pertinent to at least one of the identified fluid type of the fluid sample or the vehicle type of the particular vehicle; retrieve at least one threshold associated with the retrieved population; compare a characteristic of the fluid sample to the retrieved at least one threshold; and generate and provide a dynamic graphical user interface regarding the comparison to a computing device.