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Power Systems Technical Articles

Our experts continuously work on power systems problems, and we share solutions with Practical Reference Articles.

The main topics are earthing system modeling, power cable ratings, HV/LV electrical design, protective device coordination, and arc flash studies. We cover IEC and IEEE standards.

Sign up for my email newsletter and I will send you the latest technical articles as they are released – Jayson Patrick

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Low Voltage Design
Earthing Design
High Voltage Cable Design
Arc Flash Studies
Software Comparisons
Electrical Software
Motors in a factory setting_ELEK Software
1 min read

Maximum Demand

The 4 main approaches for determining the maximum demand of an electrical installation are discussed.
ELEK Software GIS Substation by Siemens 1170x585 - Articles
3 mins read

Earthing modelling of concrete slabs

Switchgear in substations is installed on top of concrete slabs containing substantial quantities of steel reinforcement. Often the embedded steel reinforcement is bonded to the main earthing system and used to cost-effectively improve earthing electrical performance and safety.
2 mins read

Teaching using Electrical Software

Industry is using software to perform electrical calculations and Educational institutions have recognised this
Lightning strike on substation and transmission tower
4 mins read

Transmission Line Tower Earthing Analysis

The purpose of transmission line grounding is to provide adequate lightning performance of the line; and effectively dissipate fault current avoiding the build-up of unsafe step and touch potentials around the tower base.
3 mins read

7 Key Questions to Answer When Buying Electrical Calculations Software

There are many different electrical engineering software packages available throughout the market that are built to different standards. Here is a list of the 7 key questions to answer before purchasing electrical design software.
Overhead power line with sun 1170x585 - Articles
8 mins read

Factors Affecting Bare Conductor Current Ratings

The current rating of bare conductors is affected by the conductor temperature, weather parameters, heat losses due to convection and radiation, the solar heat gain and conductor resistance, the calculation of which is governed by a steady-state and a non-steady-state heat balance equation.
4 mins read

Use of Rods to Improve Grid Safety

To show how and when earthing rods can be used to improve the safety of earthing grids by reducing the grid resistance and potential rise (GPR) as well as surface, step and touch potentials.
2 mins read

How to model earthing surrounded with bentonite

How to model the influence of an additional substances like bentonite surrounding the conductors of a buried earthing system on grid resistance, touch and step voltages.
Drawing wind turbine earthing grid in 3D CAD - Articles
3 mins read

Modelling Wind Turbine Earthing Grid in 3D

This tutorial is designed to help users of SafeGrid Earthing Software to learn about and practice the application of powerful operating principles.
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