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Oil Analysis - Fundamentals

Oil Analysis, Oil Monitoring, Wear Debris Analysis, Filters, Case Studies, etc.

Acid Number Tests Reproducibility and Repeatability

Additive depletion, contamination and oxidation are common pathways of lubricant degradation. The acid number test is one of the methods available in the oil analysis field used to estimate the amount of additive depletion, acidic contamination, and...

Advanced Strategies for Selecting Oil Analysis Alarms and Limits

Traditionally, oil analysis users have relied upon their commercial oil analysis lab, lubricant supplier or equipment OEM to provide warning limits for routine oil analysis tests. While this approach has some merit in a predictive approach to oil...

A Tutorial on Financial Project Justification Methods for the Oil Analysis Professional

This tutorial introduces the oil analysis professional to important financial tools and language like Internal Rate of Return (IRR) and Net Present Value (NPV) used to cost justify oil analysis and lubrication management projects that are designed to...

Beyond Change the Oil: Top Ten Tricks for Interpreting an Oil Analysis Report

The following is a guide for reviewing oil analysis reports, and is intended to give the oil analysis clients sufficient background information to properly assess the validity of the oil sample test results and conclusions. It also defines 10 steps or...

Continuous Moisture Measurement in Lubricating Oil

Moisture measurement in lubricating oil is classically carried out in the laboratory with a Karl Fischer titrator.

Deploying ASTM Performance Tests in Response to Used Oil Analysis Exceptions

In used oil analysis, nonconforming test data relating to lubricant physical and chemical properties, contamination and wear debris is frequently encountered.

Effective Oil Analysis Strategies for Improving Natural Gas Engine and Compressor Reliability

Natural gas engine and compressor design is trending toward higher compression and higher speed four-cycle engines designed to move the cubic footage of natural gas that larger slower two-cycle engines would typically transmit and store.

FT-IR Analysis in Lubricant Condition Monitoring: New Methodologies and Field Results

This article discusses the use of Fourier Transform InfraRed (FT-IR) spectroscopy by explaining how to interpret the data in its simplest form. It also discusses the standard applications for using FT-IR, including establishing limits and procedures,...

How to Read Your Oil Analysis Report

The final laboratory report - whether received as an electronic form or as a hardcopy - is the axle upon which the practitioner's oil analysis program turns. Without a solid grasp of the underlying principles of reading and understanding the analysis...

How to Select an Oil Analysis Lab that Meets Your Needs

This article discusses the key elements for making a thoughtful and strategic selection regarding an oil analysis laboratory. Items such as laboratory selection, quality issues and test slates are

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