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Category 'Premium Content' - Technical Articles

Technical articles in the “Premium Contents” category are fully accessible to Premium Members only. Electrical engineering guides, specialist technical articles, and papers authored by experienced electrical engineers are all available to premium users. As an electrical engineer working in the Low-, Medium-, or High-Voltage fields, it will help you develop the professional technical skills you’ll need on the job.

Premium Content

Learn how to prepare for transformer acceptance tests and final inspections

Generally speaking, acceptance tests and final inspections of a transformer should not have any improvisations, but they usually do have. The essential purpose in carrying out the final tests on the transformer is to ensure that the design is as…...

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Nov 01, 2021 | By

Learn how to prepare for transformer acceptance tests and final inspections
Power Substation

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 practice. Previously, a switchyard design methodology was addressed and it’s…...

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Oct 18, 2021 | By

The art of the switchyard design: Case study of a 220/33 kV 200 MW wind farm
Power Substation

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 from the technical and economical aspects. This technical article covers…...

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Oct 11, 2021 | By

AC substation detailed design guidelines: Best practice, dos and don'ts
Maintenance

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 kV, 11/0.4 kV are generally the major distribution hub and,…...

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Oct 04, 2021 | By

Practical troubleshooting of power interruption in fully operational 33/11 kV substation
Power Substation

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 study of a 33/220 kV transmission switchyard. This article discusses…...

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Sep 20, 2021 | By

The art of the switchyard design: Handpicked details you should consider without fail
Energy Generation

Four abnormal operating conditions of a generator that could shut down the power plant

To be clear, the generator is very simple in construction and yet very complicated in operation rotating equipment. In a power plant, a generator cannot be considered in isolation because of a very large number of other equipment connected to…...

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Sep 06, 2021 | By

Four abnormal operating conditions of a generator that could shut down the power plant
Metering

Energy metering in LV/MV substations and utilities: Dos and don’ts in installation and operation

Energy meters are one of the most important components for monitoring and data acquisition in a power system network with roles in every part of the power system network, from the generation to the commercialized end-users, through multiple transmission and…...

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Aug 23, 2021 | By

Energy metering in LV/MV substations and utilities: Dos and don’ts in installation and operation
Power Substation

Eleven deadliest mistakes made by young and unmindful substation 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 a higher voltage level, as the margin for error tends…...

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Aug 09, 2021 | By

Eleven deadliest mistakes made by young and unmindful substation engineers
High Voltage

MV/HV switchgear (circuit breaker) switching capability and suitability for specific applications

Circuit breakers (CBs) do interrupt fault currents and close onto faults. Besides, they could be used as isolation devices like disconnectors. The CBs manufacturers’ brochures and standards provide extensive data to select and assess the CBs performance, but designers must…...

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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.
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Jul 26, 2021 | By

MV/HV switchgear (circuit breaker) switching capability and suitability for specific applications
Power Substation

Load flow and short circuit analysis of a MV substation (case study 33/11 kV substation in ETAP)

Designing and operating a substation is a tiresome and challenging task, which requires hefty capital, a well-trained workforce, and lots of time. With the ever-expanding nature of electricity distribution, the MV/LV power distribution substations are mushrooming everywhere. Sometimes, they are…...

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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.
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Jul 12, 2021 | By

Load flow and short circuit analysis of a MV substation (case study 33/11 kV substation in ETAP)
Maintenance

Uprating and expanding existing power substations (good practice and recommendations)

All actions involving substation construction require heavy planning. This is especially true of a program of substation uprating or expansion. The trend is toward the assessment of existing substations and individual equipment to develop a predictive maintenance and substation life…...

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Jul 05, 2021 | By

Uprating and expanding existing power substations (good practice and recommendations)
Electric Motor

Guidelines for selecting the proper Variable Frequency Drive (VFD) for motor applications

This article addresses the Variable Frequency Drive (VFD) concept in several aspects that matter the most in selecting the proper VFD for applications. One of the important factors is the control type required for a given application since it is…...

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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.
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Jun 28, 2021 | By

Guidelines for selecting the proper Variable Frequency Drive (VFD) for motor applications
Maintenance

Learn how to troubleshoot the operation of distribution substations (problematic breakdowns)

The distribution substation is one of the most important yet arguably the most troublesome section of the power system. Prolonged operation and frequent switching make distribution substations more prone to breakdowns and failures. While the part of preventive maintenance is…...

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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.
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Jun 14, 2021 | By

Troubleshooting operation of distribution substation
Power Substation

Schematics and docs needed for communication systems of substation protective relaying system

Communication systems of electric utilities have become increasingly critical to electric system protection, operation, and maintenance. For fast tripping and clearing of system faults, communication-aided relaying has become a common protection scheme, particularly in line protection. Control centers depend on…...

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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.
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Jun 09, 2021 | By

Schematics and docs needed for communication systems of substation protective relaying system
Premium Content

Power transformers testing and commissioning at the site (instructions and precautions)

Since I started the commissioning work 30 years back, transformer commissioning consisted of more tests, but nowadays, the number of tests has been reduced due to costs and time-saving. This article will go through complete testing that needs to be…...

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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.
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May 31, 2021 | By

Power transformers testing and commissioning at the site


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