High Voltage
Where Do We Use Arc Suppression Coil (Petersen Coil)?
The arc suppression coil (ASC), also known as Petersen coil, is used to compensate the capacitive earth fault currents supplied by outgoing feeders at a substation. The compensation can be… Read more
Jun 06, 2016 | By Edvard Csanyi
Energy and Power
Things you MUST verify when designing low voltage switchgear
Low voltage switchgear and distribution boards form the link between the equipment for the generation (generators), transmission (cables, overhead lines) and transformation (transformers) of electrical energy on the one hand… Read more
Mar 02, 2016 | By Edvard Csanyi
Energy and Power
Why modern buildings MUST have energy metering and monitoring system
The first step to greater efficiency through energy metering and monitoring is to set objectives for the future system. Ideally, users of the system are involved in this process, and… Read more
Feb 19, 2016 | By Edvard Csanyi
Energy and Power
Why I prefer busbar trunking systems more than cables
When a planning concept for power supply is developed, it is not only imperative to observe standards and regulations, it is also important to discuss and clarify economic and technical… Read more
Jan 30, 2016 | By Edvard Csanyi
Energy and Power
How to identify these four parameters and lower facility’s electricity bill
The world is more energy conscious these days. But unlike you, most of the world doesn’t pay electricity bill that rivals the cost of a four bedroom home. You understand… Read more
Jan 13, 2016 | By Edvard Csanyi
Technical Guide/Paper
Electrical design manual for high rise buildings and skyscrapers
The demands placed on the power supply of a modern skyscraper are constantly increasing. A high level of safety, flexibility throughout the entire life cycle, the integration of renewable energies… Read more
Jan 02, 2016 | By Edvard Csanyi
Energy and Power
5 good circuit schemes to avoid HV substation outage
High voltage substations are points in the power system where power can be pooled from generating sources, distributed and transformed, and delivered to the load points. Substations are interconnected with… Read more
Jan 02, 2016 | By Edvard Csanyi
Energy and Power
The Basics Of Circuit Breaker Tripping Units
The main objective of circuit breaker tripping units and protective functions in general is to detect faults and to selectively isolate faulted parts of the system. It must also permit… Read more
Dec 21, 2015 | By Edvard Csanyi
Transformers
The Worst Transformer Inrush Current Occurs When…
When a transformer is first energized or reenergized after a short interruption, the transformer may draw inrush current from the system due to the core magnetization being out of sync… Read more
Dec 09, 2015 | By Edvard Csanyi
Energy and Power
Balancing of single-phase loads to achieve energy efficiency
All single-phase loads, especially those with non-linear characteristics, in an electrical installation with a three-phase supply should be evenly and reasonably distributed among the phases. Such provisions are required to… Read more
Oct 24, 2015 | By Edvard Csanyi
Energy and Power
9 basic rules for dimensioning of electric circuits
Basically, the dimensioning process itself is easy to understand and can be performed using simple means. Its complexity lies in the procurement of the technical data on products and systems,… Read more
Oct 16, 2015 | By Edvard Csanyi
Energy and Power
Few things that capacitors do perfectly
Capacitors provide tremendous benefits to distribution system performance. Most noticeably, capacitors reduce losses, free up capacity, and reduce voltage drop. Let’s go a little bit into details. By canceling the… Read more
Oct 05, 2015 | By Edvard Csanyi
Energy and Power
Substation AC Auxiliary Supply For Inessential Loads
The purpose of auxiliary power supply systems is to cater for the necessary energy for the operation of primary and secondary devices at the substation. The auxiliary power systems are… Read more
Sep 30, 2015 | By Edvard Csanyi
Energy and Power
Acceptable levels of distortion in the mains supply system
In the mains supply system, harmonic voltage distortion is the consequence of the flow of harmonic currents through the impedances in the power supply circuit connected to the converter. A… Read more
Sep 26, 2015 | By Edvard Csanyi
Energy and Power
Substation DC Auxiliary Supply – Battery And Charger Applications
A power substation can have one or several DC systems. Factors affecting the number of systems are the need for more than one voltage level and the need for duplicating… Read more
Sep 21, 2015 | By Edvard Csanyi
