Overview

An overview of the series, A Guide to Wall Shear Stress Measurement. This series will cover mainly aerodynamic applications as it relates to the measurement of wall shear stress.

airplane-modelling

Indirect Measurements

Part 2 describes the various methods of indirect shear stress measurements, including surface / flow obstacles, heat transfer, and velocity measurements.

direct-shear-stress

Direct Measurements

Part 3 describes the various direct transduction methods for shear stress sensing, including film-based techniques and floating element sensors.

Piezoresistive Transduction

Part 4 describes the piezoresistive floating element transduction method for direct wall shear stress measurements.

airplane-modelling

Piezoelectric Transduction

Part 5 describes the floating element piezoelectric transduction method for direct wall shear stress measurements.

direct-shear-stress

Capacitive Transduction

Part 6 describes the capacitive floating element transduction method for direct wall shear stress measurements.

Optical Transduction

Part 7 describes the optical floating element transduction method for direct wall shear stress measurements.

aerospace-measurement-solutions

Transduction Summary

Part 8 compares the various floating element transduction method for direct wall shear stress measurements.

direct-shear-stress

Conventional Assembly

Conventionally-built shear stress sensors are generally larger in size with lower performance, but can withstand a variety of environmental challenges.

Micromachined MEMS

In this final part before the full guide summary, micromachined MEMS wall shear stress floating element sensors are discussed.

airplane-modelling

Summary & References

This is the eleventh and final section in this blog post series, A Guide to Wall Shear Stress Measurement.