High Voltage
Seven design diagrams that every HV substation engineer MUST understand
A substation engineer should have a good understanding of the electrical equipment and layout of HV power substation. It’s also important to understand relationship between protection and the other equipment in the substations and the distribution system. Beside this, it’s… Read more
Oct 04, 2017 | By Edvard Csanyi
Industrial Automation
The Basics of Hardware and Software for SCADA Systems You Should Know About
As it is known, the SCADA systems are able to measure and monitor different parameters and variables, such as: the level of liquids, the volume of the gases, the volumetric flow rate, the mass of liquids and gases, the pressure,… Read more
Oct 02, 2017 | By Edvard Csanyi
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4 basic designs of an offshore wind farm collector system and important parameters
As the power capacity of offshore wind farms increases, the adequacy of the wind farm electrical system becomes critical. The efficiency, cost, reliability and performance of the overall wind farm will depend, to a great extent, on the electrical system…...
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Oct 01, 2017 | By Edvard Csanyi
Electronics
Yup, it’s the motor drive that makes systems in motion all around us
On the outset, it may be due to wheels as in the case of an automobile. What actually drives these movements, though, are motors. Additionally, many household appliances such refrigerators, air-conditioners, ventilation fans, washers, driers and so many others all… Read more
Sep 27, 2017 | By Edvard Csanyi
Energy and Power
How to choose a form of separation for LV switchboard and how to classify them
By form of separation it is meant the type of subdivision provided within the switchboard. Separation by means of barriers or partitions (metallic or insulating) may have several functions. And these functions: Provide protection against direct contact (at least IPXXB)… Read more
Sep 25, 2017 | By Edvard Csanyi
Energy and Power
Rules for power distribution in LV switchgear and protection of branch / distributed lines
In designing a power distribution concept, encompassing the sizing of systems and devices, it is essential to align the requirements and feasibility with both the end user and the manufacturer. The appropriate sizing of low-voltage switchgear necessitates an understanding of… Read more
Sep 20, 2017 | By Edvard Csanyi
Power Substation
Substation ownership demarcation between the utility and the plant (considerations & issues)
The substation ownership demarcation between the utility and the plant is very important and should be determined carefully. Specific ownership of the substation and associated equipment may be a complicated issue that may be determined by a number of conditions… Read more
Sep 18, 2017 | By Edvard Csanyi
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4 crucial devices used for distribution system protection (selection and installation tips)
A wide variety of equipment is used to protect distribution networks. The particular type of protection used depends on the system element being protected and the system voltage level. And even though there are no specific standards for the overall…...
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This content is not available in your premium membership plan. Please upgrade your plan in order to access this content. You can choose an annually based Basic, Pro, or Enterprise membership plan. Subscribe and enjoy studying specialized technical articles, online video courses, electrical engineering guides, and papers.With EEP's premium membership, you get additional essence that enhances your knowledge and experience in low- medium- and high-voltage engineering fields.
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Sep 15, 2017 | By Edvard Csanyi
Medium Voltage
How to specify real service conditions for LV/MV equipment inside a substation
The various service conditions for the MV equipment inside substation are linked to the design of the installation, the design of the operating room, the site and the application surrounding the installation, and finally, the seasons. The combination of these… Read more
Sep 13, 2017 | By Edvard Csanyi
Energy and Power
Installing a submarine transmission cable, how they do it
Installing a submarine transmission cable is a costly and challenging activity. The lifetime of a submarine cable might be tens of years and the technical interventions for its repairing in case of faults are also costly and difficult. Therefore the… Read more
Sep 11, 2017 | By Edvard Csanyi
High Voltage
Main circuit breaker types from 1000 V MCB to 1000 kV dead tank breaker
This technical article discusses two important circuit breaker classifications – by voltage level (from low to medium and high voltage) and secondly by technology (extinguishing method or medium that insulates the breaker contacts. Contents: Voltage levels of circuit breakers: High… Read more
Sep 06, 2017 | By Edvard Csanyi
High Voltage
Connecting transmission systems with system intertie transformers
System intertie transformers connect extra high voltage (EHV) transmission systems with different voltages up to 800kV together with the purpose that active as well as reactive power can be exchanged between the systems. The power rating of such transformers may… Read more
Sep 04, 2017 | By Edvard Csanyi
Electric Motor
Specific capacitor installations & reactive compensation of asynchronous motors / transformers
Although in general, the calculation of the reactive power to be installed is initially carried out globally, it is advisable not to be swayed by the apparent simplicity of this process, and to look further for the optimum locations for… Read more
Aug 30, 2017 | By Edvard Csanyi
Transmission and Distribution
The basics of primary distribution circuits (substation branches, feeders…)
Distribution circuits come in many different configurations and circuit lengths. Most share many common characteristics. Figure 1 shows a typical distribution circuit, and Table 1 shows typical parameters of a distribution circuit. A feeder is one of the circuits out… Read more
Aug 28, 2017 | By Edvard Csanyi
Energy and Power
Should transfer switch be equipped with contactors or circuit breakers? Manual or automatic?
Transfer switches support multiple operation modes (manual, automatic, non-automatic, bypass isolation, etc.) and feature a range of different switching mechanisms (contactors, circuit breakers). Transfer switches are used to protect critical electrical loads against loss of power. The load’s normal power… Read more
Aug 23, 2017 | By Edvard Csanyi
