Energy and Power
What’s Really Important When You’re Designing The Low Voltage Switchgear?
Here what’s important when you’re designing the low voltage switchgear: Device Application in the Supply Circuit Short-circuit strength Release (Trip Unit) Device Application in Supply Circuits (Coupling) Device Application in… Read more
Oct 07, 2013 | By Edvard Csanyi
Power Substation
Why Community Acceptance Is Important for Planning, Design and Construction of Substation?
Community acceptance generally encompasses the planning, design, and construction phases of a substation as well as the in-service operation of the substation. It takes into account those issues that could… Read more
Sep 30, 2013 | By Edvard Csanyi
Power Substation
Do Your Substation Devices Speak IEC 61850? They Should, It’s Time.
Since being published in 2004, the IEC 61850 communication standard has gained more and more relevance in the field of substation automation. It provides an effective response to the needs… Read more
Sep 27, 2013 | By Edvard Csanyi
Energy and Power
Determining the soil resistivity to design a good substation grounding system
It is essential to determine the soil resistivity and maximum grid currents to design a substation grounding system. The touch and step voltages are directly proportional to these values. Overly… Read more
Sep 04, 2013 | By Edvard Csanyi
Power Substation
Where do the strongest electric and magnetic fields come from in a power substation?
Electric substations produce electric and magnetic fields. In a substation, the strongest fields around the perimeter fence come from the transmission and distribution lines entering and leaving the substation. The… Read more
Aug 05, 2013 | By Edvard Csanyi
Industrial Automation
Requirements and Functions of Substation Automation
Substation automation is the cutting edge technology in electrical engineering. It means having an intelligent, interactive power distribution network including : Increased performance and reliability of electrical protection. Advanced disturbance… Read more
May 17, 2013 | By Edvard Csanyi
Energy and Power
How to Determine Correct Number of Earthing Electrodes (Strips, Plates and Pipes) – part 2
Continued from first part: How to Determine Correct Number of Earthing Electrodes (Strips, Plates and Pipes) – part 1 The Earth Resistance of Single Plate electrode is calculated as per… Read more
May 13, 2013 | By jiguparmar
Energy and Power
Detecting Cyber Intrusion in SCADA System
One of the axioms of cyber security is that although it is extremely important to try to prevent intrusions into one’s systems and databases, it is essential that intrusions be… Read more
Apr 06, 2013 | By Edvard Csanyi
Electrical Lectures
How to Determine Correct Number of Earthing Electrodes (Strips, Plates and Pipes) – part 1
Number of Earthing Electrode and Earthing Resistance depends on the resistivity of soil and time for fault current to pass through (1 sec or 3 sec). If we divide the… Read more
Apr 05, 2013 | By jiguparmar
Power Substation
Active fire protection measures in power substation
Active fire protection measures are automatic fire protection measures that warn occupants of the existence of fire, and extinguish or control the fire. These measures are designed to automatically extinguish… Read more
Apr 01, 2013 | By Edvard Csanyi
Medium Voltage
Things You Should Know About Medium Voltage GIS
Environmental Concerns Safety Concerns Special Handling Procedures Installation Concerns Operation and Maintenance Concerns End of Life / Recycling Concerns Conclusion Medium voltage (5-38 kV) gas insulated switchgear (GIS) differs greatly… Read more
Feb 20, 2013 | By Edvard Csanyi
High Voltage
High Voltage Substations Overview (part 2)
Continued from first part: High Voltage Substations Overview (part 1) Transformers are used for the transformation of high and medium voltage to low voltage, flanked by specific protective devices and… Read more
Jan 26, 2013 | By Emmanouil Angeladas
High Voltage
High voltage substations overview (part 1)
High voltage substations are interconnection points within the power transmission and distribution systems between regions and countries. Different applications of substations lead to HV substations with and without power transformers: Step… Read more
Jan 25, 2013 | By Emmanouil Angeladas
Energy and Power
Arrangements of LV Utility Distribution Networks (2)
Continued from the previous part: Arrangements of LV Utility Distribution Networks (1) In the past, an underground cable service or the wall-mounted insulated conductors from an overhead line service, invariably terminated… Read more
Dec 01, 2012 | By Edvard Csanyi
Energy and Power
Arrangements of LV Utility Distribution Networks
In European countries the standard 3-phase 4-wire distribution voltage level is 230/400 V. Many countries are currently converting their LV systems to the latest IEC standard of 230/400 V nominal… Read more
Nov 30, 2012 | By Edvard Csanyi
