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ENGINEERING LEARNING PATHS

Structured Engineering
Learning Sequences

Curated sequences of articles, standards, diagrams, and calculators drawn from the Engineering Knowledge Graph. Each path builds understanding progressively from foundational concepts to applied engineering decisions.

INTERMEDIATE1h 50m · 9 steps

Hydraulic Filtration Engineering

From contamination causes to ISO 4406 specification and filter selection

A structured introduction to hydraulic fluid contamination control — covering why particle size matters at sub-10 µm scale, how to read ISO 4406 cleanliness codes, what Beta ratio means, and how to select and verify filtration for servo and proportional valve circuits.

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INTERMEDIATE1h 40m · 9 steps

Lubrication System Engineering

Engine oil cleanliness, wear mechanisms, and lube filter selection

A systematic path through engine lubrication engineering — covering the oil cleanliness requirements that determine bearing life, how lube oil filtration controls particle and water contamination, viscosity selection and SAE grade engineering, and how oil analysis programs verify system condition.

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INTERMEDIATE1h 35m · 9 steps

Fuel Cleanliness and HPCR Protection

Water contamination, particle filtration, and diesel fuel system engineering

A technical path through diesel fuel system contamination control — covering the specific failure mechanisms of high-pressure common-rail (HPCR) injection systems, water contamination sources and Karl Fischer measurement, fuel filter selection under ISO 19438, and cold-climate fuel filterability.

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FOUNDATION1h 30m · 8 steps

Air Intake Filtration Engineering

Restriction measurement, gravimetric efficiency, and intake system design

A complete engineering path through air intake filtration — covering restriction measurement and its effect on turbocharged engine performance, how ISO 5011 gravimetric efficiency is measured, what drives service life (dust-holding capacity), and how to design and specify air intake systems for heavy-duty diesel applications.

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ADVANCED1h 55m · 10 steps

Industrial Contamination Control

Contamination ingression, modelling, and system-level prevention

A comprehensive path through industrial contamination control methodology — covering all contamination types (particles, water, varnish), ingression pathway analysis, contamination balance modelling, how to apply ISO 4406 and ISO 8573 measurement frameworks across multiple fluid systems, and how to design contamination budgets for fleet-level asset protection.

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