The Complete Power Engineering Guide by SIEMENS
This updated edition (version 7.1) of the well-known Power Engineering Guide is a manual for everyone involved in the generation, transmission and distribution of electrical energy – from system planning,… Read more
Dec 05, 2015 | By Edvard Csanyi

Single-line diagram of the AC transmission and distribution system
The conductor system by means of which electric power is conveyed from a generating station to the consumer’s premises may, in general, be divided into two distinct parts i.e. transmission… Read more
Nov 13, 2015 | By Edvard Csanyi

Development of 22kV Distribution Systems and Switchgear
The 22kV distribution is primarily directed at urban and other densely populated areas, and our efforts are focused on reducing overall costs (by making the equipment more compact and reducing… Read more
Oct 10, 2015 | By Edvard Csanyi

The Basics Of Distribution Substations For Electrical Engineers (Beginners)
Distribution substations serve a wide range of private and public customers in distributing electric power. They can be shareholder, cooperatively, privately, and government owned. All substations contain power transformers and… Read more
Oct 07, 2015 | By Edvard Csanyi

Can you really reduce kVA billing after installing power capacitors?
This technical article I dedicate to stubborn factory owners who still don’t believe and don’t want to spend the money on optimizing the factory costs. Not all of them are… Read more
Sep 04, 2015 | By Edvard Csanyi

Solutions For Power, Control, Safety and Energy Efficiency In Low Voltage Applications
Released by SOCOMEC, this is very comprehensive application guide, applicable for low voltage applications for power, control, safety and energy efficiency. Guide contains 18 nicely divided sections: Low Voltage distribution Earthing arrangements,… Read more
Jul 04, 2015 | By Edvard Csanyi

4 Main Means For The Generation Of Reactive Power
The four main means for the generation of reactive power are: synchronous alternators, synchronous compensators (SC), static var compensators (SVC) and banks of static capacitors. Contents Synchronous alternators Synchronous compensators… Read more
Jun 29, 2015 | By Edvard Csanyi

What Is The Poor Power Quality?
Most electrical and electronic equipment is designed to operate from a power supply with a particular specification that usually defines the minimum and maximum limits for RMS (root mean-square) voltage… Read more
Jun 05, 2015 | By Edvard Csanyi

4 power transformer protection devices explained in details
The power transformer protection is realized with two different kinds of devices, namely the devices that are measuring the electrical quantities affecting the transformer through instrument transformers and the devices… Read more
Apr 20, 2015 | By Edvard Csanyi

Configurations and characteristics of distribution substations
Distribution substations come in many sizes and configurations. A small rural substation may have a nominal rating of 5 MVA while an urban station may be over 200 MVA. Figures… Read more
Apr 13, 2015 | By Edvard Csanyi

Network distribution transformers serving grid and spot networks
Network transformers, the distribution transformers that serve grid and spot networks, are large three-phase units. Network units are normally vault-types or subway types, which are defined as (ANSI C57.12.40-1982): Vault-type… Read more
Apr 08, 2015 | By Edvard Csanyi

Important primary distribution (radial and loop) system considerations
The primary distribution system is that part of the electric distribution system between the distribution substation and distribution transformers. It is made up of circuits called primary feeders or distribution… Read more
Apr 06, 2015 | By Edvard Csanyi

Good voltage regulation and justified power factor correction
Power factor correction and voltage regulation are closely related. In many cases, the desired voltage regulation is costly to obtain. Larger or paralleled conductors to reduce voltage drop under load… Read more
Apr 01, 2015 | By Edvard Csanyi

Eleven major causes of power system failures
To gain a broader understanding of power system reliability, it is necessary to understand the root causes of system faults and system failures. A description of major failure modes is… Read more
Mar 18, 2015 | By Edvard Csanyi

Why it’s important to know which type of power factor correction to use
It’s important to understand where the capacitors are to be installed for a better exploitation of such advantages. There are no general rules applicable to every type of installation and, in… Read more
Mar 09, 2015 | By Edvard Csanyi
