Interesting Engineering

High-performance sensor achieves record-level alcohol sensitivity at ultra-low power

A new gas sensor can detect ethanol in the air at just 5 parts per billion while using less than 30 milliwatts of power.
Hot Rod

How Accurate Are Wideband O2 Sensors? A Real-World Lambda Comparison Test

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...
IEEE

A Fingertip Sensor for Wire Retention Force Test of Electrical Connector Using Pressure Control on Textured Elastic Friction Pair

Abstract: Wire retention force is an important indicator for evaluating the reliability of wire insertion in electrical connectors. Current approaches to measure this force are mainly relied on spring ...
IEEE

Triaxial MEMS digital accelerometer and temperature sensor calibration techniques for structural health monitoring of reinforced concrete bridge laboratory test platform

Abstract: Structural health monitoring (SHM) is an advancing area in the field of structural engineering. The main objective of SHM is the verification of structural health and status in order to ...