Parameters of generators, transformers, lines and cables for vars, voltage and loads control
For a power system to operate efficiently and securely, the importance of the correct and coordinated provision and control of reactive power cannot be overemphasised. It is necessary to examine… Read more
Jan 31, 2022 | By Edvard Csanyi
Eight most damaging overvoltages in industrial systems (root causes and prevention)
Electric insulation in energized systems is continuously under stress. Electric systems are subject to disturbances of many types which unavoidably produce overvoltages. However, the application engineer has at his command… Read more
Dec 20, 2021 | By Edvard Csanyi
Guidelines for HV substation designers to properly analyze, size and select equipment
Irrespective of the voltage level and capacity of any substation, the numbers of equipment and their size are usually the major factors in determining the overall capital cost of substations…....
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Dec 13, 2021 | By Bishal Lamichhane
How to modernize a power system while carrying the cost (examples of existing plant)
Existing power systems are often modernized although there is no expansion involved at the moment. The switchgear may be obsolete, representing a real hazard to the operating personnel and property…. Read more
Dec 06, 2021 | By Edvard Csanyi
On-load tests you MUST perform during the switchgear commissioning process
On-load tests constitute the final activity in the commissioning process of low voltage or medium voltage switchgear. They are carried out immediately after the newly installed equipment is energized from… Read more
Nov 22, 2021 | By Edvard Csanyi
Major steps in designing generation and power evacuation in large hydropower plants
Hydropower plants, one of the major sources of energy in countries with an abundance of water resources, have unique generation and power evacuation characteristics. From mere kilowatts to thousands of…...
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Nov 15, 2021 | By Bishal Lamichhane
How to select grounding point(s) and how many generator or transformer neutrals to use
In grounding the neutral of a power system, the advantages outlined will be achieved provided that proper attention is given to the impedance of the circuit from system neutral to… Read more
Nov 08, 2021 | By Edvard Csanyi
Deterioration of high-voltage equipment foundations often neglected during maintenance
Foundations of high-voltage equipment (breakers, disconnectors, CTs, VTs, etc.) and other elements like transmission towers are often neglected in terms of maintenance and condition monitoring. In the long run, this… Read more
Oct 25, 2021 | By Edvard Csanyi
The art of the switchyard design: Case study of a 220/33 kV 200 MW wind farm
This technical article continues with the switchyard design series by studying the case of the 220/33 kV 200 MW wind farm switchyard in which the design steps are put into…...
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This technical article/guide requires a Premium Membership. You can choose an annually based Plus, 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.Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
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Oct 18, 2021 | By Salem Alshahrani
How breaker failure relaying works?
Primary relays operate for a fault in their zone of protection in the shortest time and remove the fewest system elements to clear the fault. On the other hand, backup… Read more
Oct 15, 2021 | By Edvard Csanyi
AC substation detailed design guidelines: Best practice, dos and don’ts
Substation design is a very complex process that involves many professional engineers in many different areas. However, there are always few people who are leading the whole design process both…...
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This technical article/guide requires a Premium Membership. You can choose an annually based Plus, 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.Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
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Oct 11, 2021 | By Edvard Csanyi
Practical troubleshooting of power interruption in fully operational 33/11 kV substation
Power interruptions are one of the most critical issues that require a swift and effective remedy in a power substation. The power utility substations in the voltage level of 33/11…...
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This technical article/guide requires a Premium Membership. You can choose an annually based Plus, 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.Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
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Oct 04, 2021 | By Bishal Lamichhane
Design issues in HV busbar protection systems (substation topology and DC power supply)
This technical article discusses criteria and requirements for designing protection systems for busbars in HV/EHV networks. One of the most critical requirements is reliable busbar relay protection to assure power system… Read more
Sep 27, 2021 | By Edvard Csanyi
The art of the switchyard design: Handpicked details you must consider without fail
This article deals with switchyard design and it’s divided into two parts in which switchyard design considerations are discussed in the first part and the other part presents a case…...
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This technical article/guide requires a Premium Membership. You can choose an annually based Plus, 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.Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
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Sep 20, 2021 | By Salem Alshahrani
11 deadliest mistakes in a power substation made by young and unmindful electrical engineers
Substation operation and maintenance is one meticulous and critical job that requires a great deal of expertise and familiarization. The complexity and scrutiny increase exponentially as the focus shifts to…...
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This technical article/guide requires a Premium Membership. You can choose an annually based Plus, 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.Check out each plan’s benefits and choose the membership plan that works best for you or your organization.
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Aug 09, 2021 | By Bishal Lamichhane