John Mulindi

5 Causes of High-Voltage Switchgear Failures

Switchgear is basically equipment used switch ON or OFF generators, transmission lines, distributors and other equipment under both normal and…

1 year ago

Main Types of Earthing Systems

Introduction The process of connecting the metallic frame i.e. non-current part of electrical equipment or some electrical part of the…

1 year ago

Common Causes of Failures of Power Transformers

As with most of electrical equipment, the key causes of failure of power transformers are either due to electrical failure…

1 year ago

Three-Phase Diode Bridge Rectifier: Function & Operation

In many high-powered applications, three-phase voltages need to be rectified to give rise to a single DC supply; such rectification…

1 year ago

Testing Power and Distribution Transformers

The typical practice for testing power and distribution transformers is to carry out a comprehensive set of tests at the…

1 year ago

Causes of Ground Loops in Instrumentation & How to Avoid Them

Causes of Ground Loops In Instrumentation We may have situations in instrumentation and control systems, where the sensor and the…

1 year ago

Insulated Gate Bipolar Transistor (IGBT) – Structure, Operation & Applications

IGBT is a voltage controlled device. It has high input impedance like a MOSFET and low on-state conduction losses like…

1 year ago

Telemetry in Instrumentation Systems

Telemetry can be defined as the science of gathering information at some remote location and transmitting the data to a…

1 year ago

How Capacitive Probes are Used to Measure Level

Capacitive probes can be used to measure the depth of liquids and solids. A rod, normally coated with PVC or…

1 year ago

DC Transmission and Distribution

In most cases, the dc power is obtained from large ac power systems by employing converting mechanisms like synchronous or…

1 year ago