Energy Generation
Internal electrical systems within nuclear power plant stations (power sources)
Electrical systems within a nuclear power plant (NPP) deserve significant design considerations. The availability of on-site as well as off-site power plays a crucial role in nuclear power plant safety and are one of the most important considerations in constructing… Read more
Apr 29, 2019 | By Edvard Csanyi
High Voltage
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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Ultra-high voltage (UHV) AC gas insulated switchgear (GIS) for 1000kV and above
Ultra-high voltage (UHV) AC gas insulated switchgear (GIS) can correctly work only if all its internal components are properly assembled and the metal enclosure is filled with SF6 gas at the required density. That’s obligatory. As in the lower HV…...
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Apr 25, 2019 | By Edvard Csanyi
Power Substation
Spot network systems for distribution of electric power in downtown areas of cities
The AC secondary network system is the system that has been used for many years to distribute electric power in the high-density, downtown areas of cities, usually in the form of utility grids. Modifications of this type of system make… Read more
Apr 24, 2019 | By Edvard Csanyi
Protection
Three good examples of the application of modern relays to transformer protection
This technical article provides three examples of the application of modern relays to transformer protection. As there are many modern protection relays nowadays that provide advanced software to simplify the calculations, in this article we will use earlier Alstom type… Read more
Apr 22, 2019 | By Edvard Csanyi
Electrical Lectures
Single line diagrams of substations 66/11 kV and 11/0.4 kV (reading & analysis)
This technical article describes single line diagrams of two typical power substations 66/11 kV and 11/0.4 kV and their power flow, principles of incoming lines (incomers) and outgoing lines (feeders), busbar arrangement functionality and so on. Regarding elements in single-line… Read more
Apr 17, 2019 | By Edvard Csanyi
Electrical Lectures
Learn HV substation elements (graphic symbols, basics & connection schemes)
High voltage substations are pretty complex to understand since they have a way too many elements and each element is complex for itself and it depends on many system parameters and other elements. This technical article will shed some light… Read more
Apr 15, 2019 | By Edvard Csanyi
Low Voltage
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Learn to read and understand single line diagrams and wiring diagrams
Single line diagrams are used in common engineering practice as graphical representation of electrical switchboard or assembly containing more sections, i.e. cubicles. Basically, they are simplified and digest picture of whole switchboard, showing only major power equipment and connections to…...
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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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Apr 12, 2019 | By Miodrag Kokotovic
Energy and Power
Properly engineered and installed selective coordination between LV circuit breakers
It’s extremely important to work on selective coordination of circuit breakers in the design phase of a system. After switchboards, distribution panels, MCCs, lighting switchboards, etc. are installed, there typically is little that can be done to retroactively “fix” a… Read more
Apr 10, 2019 | By Edvard Csanyi
Power Substation
Minimizing failure impact in distribution systems by allowing faults to clear themselves
Distribution systems are basically insecure – failure of a major component always leads to customer interruptions. So, what can be done? Reliable distribution systems minimize this impact by allowing faults to clear themselves, by minimizing the number of customers affected… Read more
Apr 08, 2019 | By Edvard Csanyi
Testing and Commissioning
7 routine tests for a dry-type transformer you should perform during commissioning
This technical article briefly describes seven very important tests you should perform during commissioning of a dry-type transformer. Usually tests are performed in the factory where transformers are produced. The following routine tests must be carried out on all dry-type… Read more
Apr 03, 2019 | By Edvard Csanyi
Energy and Power
Electrical design of healthcare facilities (essential system requirements)
Due to the critical nature of the care being provided at healthcare facilities and their increasing dependence on electrical equipment for preservation of life, they have special requirements for the design of their electrical distribution systems. Healthcare facilities are defined… Read more
Apr 01, 2019 | By Edvard Csanyi
