Energy and Power
Civil engineering in installation of substation buildings and switchboard rooms
What is the civil engineering of substation? The civil engineering includes a large quantity of information and details for the structural drawings required to design switchgear installations. The structural drawings are the basis for producing the structural design plans (foundation,… Read more
Apr 01, 2020 | By Edvard Csanyi
Energy and Power
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AC and DC facilities in electrical station services of major power plant types
In a power plant, the electrical station services (abbreviated to SS in the following) consist of all the DC facilities from 24 to 220 V and AC facilities up to about 20 kV for controlling and supplying power to the…...
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Mar 23, 2020 | By Edvard Csanyi
Power Substation
What are the primary substation feeders? How to analyze their arrangements?
A feeder carries energy to a substation or bus or to several loads. The several substation feeder arrangements are discussed in this technical article. Feeder may connect two substation buses in parallel to provide stiffness or service continuity for the… Read more
Mar 09, 2020 | By Edvard Csanyi
Power Substation
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An overview of transformer connections and diagrams in the electric power system
Power transformers are used extensively by traditional electric utility companies, power plants, and industrial plants. This technical article summarizes the basic types, connections, and diagrams of transformers needed for analyzing the electrical transmission and distribution systems. Analyzing electric power systems,…...
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Mar 05, 2020 | By Edvard Csanyi
Power Substation
Primary substations and bus layouts in the distribution system of an industrial plant
The primary distribution system of an industrial plant is generally the higher voltage portion of the system, starting with the purchased-power service and including generators, switching equipment, circuits, and all transformers with secondary voltages higher than 600 V. This technical… Read more
Mar 02, 2020 | By Edvard Csanyi
Medium Voltage
Design tips for medium voltage systems and switchgear in power substations
Medium voltage networks are networks with rated voltages of over 1kV and up to 36kV. Medium voltage switchgear is used in transformer substations and switching substations, and in secondary unit substations and customer substations (in public utility networks only). This… Read more
Feb 26, 2020 | By Edvard Csanyi
Low Voltage
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Lessons I learned during installation and wiring of LV switchboard
Let’s start with some basic definitions from the United States National Electrical Code (NEC). Low voltage switchboard is generally defined as a large single panel, frame, or assembly of panels on which are mounted on the face, back, or both,…...
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Feb 05, 2020 | By Amar M
Power Substation
Eight criteria you should consider when choosing the right MV/LV transformer type
Although there are few common-sense rules that every electrical engineer follows when choosing the transformer type, it’s always a good idea to name the most important of them. This technical article will briefly explain the eight most common and essential… Read more
Jan 29, 2020 | By Edvard Csanyi
Low Voltage
The story of designing the electrical part of MV/LV power substation
Designing a new MV/LV distribution substation is somewhat complicated and involves a lot of factors you must take care of. This technical article will try to present the essential steps in starting the design process. The beginning is always the… Read more
Jan 15, 2020 | By Edvard Csanyi
Cables
The problem of induced voltages in control cables in high voltage substations
Cabling in power substations is very important due to the fact that they are the longest parts of a system and therefore act as efficient antennas that pickup and or radiate noise. In HV substations, there are different kinds of conductors… Read more
Jan 13, 2020 | By Edvard Csanyi
Low Voltage
Five switching devices you are likely to spot in most of the low voltage switchgear
This technical article will try to shed some light on switching devices usually installed in low voltage switchgear – circuit breakers, contactors, disconnectors, load-break switches, switch disconnectors and fuses. There are many variations of these devices, but the core function… Read more
Dec 23, 2019 | By Edvard Csanyi
Medium Voltage
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The analysis of MV/LV incoming supply configurations for large industrial plants
The metal-processing industry is an excellent example where you can find specific large industrial plants. Why specific? Maybe because in such plants, there are only a few individual large loads that have to be connected directly to the MV system…....
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Dec 18, 2019 | By Edvard Csanyi
Power Substation
Why substation equipment fails and why it’s wise to think of that much before failure
This technical article will try to shed some light on why and how electrical equipment fails and what’s happening before and during the failure of particular substation equipment like switchgear, power transformer, and cable installations. A deep understanding of all… Read more
Dec 09, 2019 | By Edvard Csanyi
Power Substation
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Notes in preparation of an MV/LV substation civil drawings and construction layout
MV/LV substations are not only a point of supply but also provide a means of network isolation in the event of faults or emergencies. In that manner, a detailed substation information and layout drawings are required for civil engineers to…...
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Dec 05, 2019 | By Edvard Csanyi
Power Substation
HV/EHV substation switching configurations, control and protection functions
The demand for power is growing rapidly due to increased industrial activities almost all across the world. Various generating sets of large ratings are being set up to meet this requirement. The generator, which is the source of power in… Read more
Nov 25, 2019 | By Edvard Csanyi
