Oil Management System with Electroagglomeration and Oxidation Prevention

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Solution Overview

Problem

Conventional oil filtration systems become less efficient over time due to the accumulation of contaminants like soot, rust, and other particles, leading to increased engine wear and reduced oil life, as they fail to effectively prevent particle formation and monitor oil conditions accurately.

Innovation Solution

An oil management system incorporating a filter assembly with multiple particle-removal techniques, including electroagglomeration, centrifugal forces, and oxidation prevention, along with an additive cartridge for sustained additive dispersal and a monitoring sensor to track oil condition, enhancing the filtration process and extending oil life.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a standard mechanical filter with replaceable cartridges is used to remove impurities from lubricating oil, then filtration is provided and engine wear is prevented, but the system becomes less efficient over time due to contaminant accumulation and cannot prevent particle formation

Engineering Contradiction:
Improvefiltration efficiencyVSAvoidoil life
Core Design Contradiction:
ReliabilityVSDuration of action of moving object

Solution Approach 1:

The filter assembly is divided into multiple functional segments: a mechanical filter member for particle removal, an electroagglomeration apparatus for coagulating fine particles, and oxidation prevention means for preventing contaminant formation. Each segment performs a specific function to collectively extend oil life and maintain filtration efficiency.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system continuously cycles oil through the filter assembly, electroagglomeration apparatus, and oxidation prevention means to maintain constant filtration and protection. The sensor continuously monitors oil conditions, enabling ongoing adjustment and maintenance of optimal filtration action without interruption.

Inventive Principle:
Principle #20Continuity of useful action

2Productivity

If oil is repeatedly cycled through a mechanical filter to remove impurities, then contaminants are removed, but the filter becomes less efficient over time due to accumulated contaminants increasing oil viscosity and generating engine deposits

Engineering Contradiction:
Improvefiltration throughputVSAvoidfiltration effectiveness
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The electroagglomeration apparatus extracts and coagulates fine particles and contaminants from the oil stream, removing them before they can accumulate in the mechanical filter. This extraction function prevents contaminant buildup that would otherwise reduce filtration effectiveness and increase oil viscosity.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The oxidation prevention means changes the chemical parameters of the oil environment by removing oxygen and preventing oxidative reactions. This prevents the formation of sludge and deposits, maintaining oil flow properties and filtration effectiveness over extended periods.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If multiple particle removal techniques are combined in the filter assembly, then filtration efficiency is improved and oil life is extended, but device complexity increases

Engineering Contradiction:
Improveoil management performanceVSAvoidfilter assembly structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Multiple filtration functions (mechanical filtering, electroagglomeration, oxidation prevention) are merged into a single integrated filter assembly that processes oil through all functions in one continuous pass. This consolidation achieves superior oil management performance while minimizing the number of separate components and assembly steps.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The filter assembly is designed as a multi-functional unit that simultaneously performs mechanical filtration, electroagglomeration of fine particles, and oxidation prevention. This universal design eliminates the need for multiple separate filtration devices, reducing overall system complexity while maintaining comprehensive oil protection.

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

4Measurement precision

If a sensor is added to monitor oil condition and provide accurate particle readings, then maintenance timing can be optimized, but device complexity and cost increase

Engineering Contradiction:
Improveoil condition monitoring accuracyVSAvoidsystem components
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The sensor provides continuous feedback on oil particle content and condition to the control system. This feedback enables real-time monitoring of oil degradation, allowing maintenance to be scheduled based on actual oil condition rather than fixed intervals. The control system uses this information to adjust filtration operations and alert operators when oil replacement is needed.

Inventive Principle:
Principle #23Feedback

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The system effectively reduces soot and rust formation, improves filtration efficiency, and extends the useful life of lubricating oil by continuously removing contaminants and monitoring oil quality, thereby reducing maintenance intervals and preventing engine wear.

Implementation Method 1

an electroagglomeration apparatus, and application of centrifugal forces to remove impurities

Methodology Applied
Scientific EffectElectroagglomeration: Electrostatic Induction

Implementation Method 2

application of centrifugal forces to remove impurities

Methodology Applied
Scientific EffectCentrifugal separation: Centrifugal Separation

Implementation Method 3

oxidation prevention means to reduce the formation of such particles

Methodology Applied
Scientific EffectOxidation prevention: Oxidation

Data Source

PatentUS9623350B2Extended-life oil management system and method of using same
Publication Date: 2017.04.18 PGI NORTHSTAR LLC
  • US9623350B2 patent drawing
  • US9623350B2 patent drawing
  • US9623350B2 patent drawing

AI summary

An oil management system to reduce and remove the amount of soot, rust or other contaminating particles in oil used in an engine, the oil management system comprising an oil filter assembly including a filter element and an additive cartridge, the additive cartridge configured to provide a means for continuously dispersing a small quantity of additive into the oil; an oxidation prevention means to prevent or diminish oxidation of metal in the oil management system; and an oil condition monitoring sensor to measure various aspects of the oil in the oil management system.