New nanohole-based microscopy monitors electrochemical reactions millisecond by millisecond

Many technological applications, such as sensors and batteries, greatly rely on electrochemical reactions. Improving these ...
EDN

Eddy current in focus: A rapid revisit

From DIY levitation tricks to clever braking systems, these swirling paths of electrons keep finding new ways to surprise and inspire.
EE World Online

Tryout: two low-cost USB inline meters and a load

Despite their limited use for testing wall chargers and power banks, USB inline testers let you compare power sources. In three videos, we take you through their features, and we also try an inline ...
electronicsforu

Railway Track Gauge and Superelevation (Cant) Measurement System using Arduino

This project presents a portable Arduino-based digital instrument for railway track inspection that measures super elevation (cant), track gauge, and rail temperature. Built around an Arduino Nano, ...
electronicsforu

Overcurrent Relay with IDMT for Motor Protection Using Arduino

This is a DIY Arduino-based overcurrent relay project that emulates Inverse Definite Minimum Time (IDMT) protection using an Arduino Nano and ACS712 current sensor. Instead of traditional ...
IEEE

Knowledge-Assisted Approach for Contactless Current Measurement in Multiconductor Systems

Abstract: Current measurements of multiconductor systems are essential for smart grids, but conventional intrusive measurement approaches require power outages before deployment and maintenance and ...
IEEE

Phase Current Reconstruction and Suppression in a Single Current Sensor Measurement-Based Four-Phase SRM-Integrated Drive System

Abstract: In this article, a compact single current sensor measurement-based four-phase switched reluctance motor (SRM)-integrated drive system is developed. Based on the current measurement ...