This section contains technical reference articles covering engineering methods, experimental techniques, and analytical tools used in product development and process optimisation.
The articles are written as practical engineering guides intended to explain methods clearly and show how they are applied in real development and manufacturing environments.
Current content focuses on Design of Experiments (DOE). Additional engineering topics will be added to this technical library over time.
Design of Experiments
Design of Experiments (DOE) is a structured method for planning and analysing experiments so engineers can understand how multiple variables influence system performance.
Rather than changing one variable at a time, DOE allows engineers to explore interactions between variables, build predictive models, and identify optimal operating conditions efficiently.
The articles below introduce the core concepts of DOE and progress through more advanced optimisation techniques.
Introduction
- Design of Experiments (DOE): A Practical Guide for Engineers
https://product-development-engineers.com/tech-articles/design-of-experiments/
Core Experimental Designs
- Factorial Design of Experiments Explained
https://product-development-engineers.com/tech-articles/design-of-experiments/factorial-design/ - Fractional Factorial Design for Efficient Experimentation
https://product-development-engineers.com/tech-articles/design-of-experiments/fractional-factorial-design/
Statistical Analysis Methods
- ANOVA in Design of Experiments
https://product-development-engineers.com/tech-articles/design-of-experiments/anova-in-design-of-experiments/ - Regression Models in Design of Experiments
https://product-development-engineers.com/tech-articles/design-of-experiments/regression-models-in-design-of-experiments/
Response Surface Methodology
- Response Surface Methodology (RSM) for Process Optimisation
https://product-development-engineers.com/tech-articles/design-of-experiments/response-surface-methodology/ - Central Composite Design (CCD) in Response Surface Experiments
https://product-development-engineers.com/tech-articles/design-of-experiments/central-composite-design/ - Box–Behnken Design Explained
https://product-development-engineers.com/tech-articles/design-of-experiments/box-behnken-design/ - Contour Plots and Response Surface Visualisation
https://product-development-engineers.com/tech-articles/design-of-experiments/contour-plots-response-surfaces/
Practical Engineering Guides
- How to Plan and Run a Design of Experiments Study
https://product-development-engineers.com/tech-articles/design-of-experiments/how-to-run-design-of-experiments/ - Process Optimisation Using Design of Experiments
https://product-development-engineers.com/tech-articles/design-of-experiments/process-optimization-using-doe/ - Common Design of Experiments Mistakes and How to Avoid Them
https://product-development-engineers.com/tech-articles/design-of-experiments/design-of-experiments-mistakes/
Future Technical Topics
This technical library will continue expanding as additional engineering topics are added.