Salem Alshahrani
13 awesome technical articles
Electrical engineer (BEE & Meng). Specialized in substation design, especially in LV/MV switchgears and transformers. Passionate in power system planning, analysis, and stability studies.
Power Substation ♛
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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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Oct 18, 2021 | By Salem Alshahrani
Power Substation ♛
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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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Sep 20, 2021 | By Salem Alshahrani
High Voltage ♛
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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…...
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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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Jul 26, 2021 | By Salem Alshahrani
Electric Motor ♛
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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…...
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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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Jun 28, 2021 | By Salem Alshahrani
Premium Content ♛
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My worst experience in testing and commissioning power transformers (and how I fixed things up)
Reliable and secure electric power delivery is dependent on power transformers’ reliability that is enhanced significantly by sound test plans. These test plans shall be prepared by both manufacturers and…...
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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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Apr 29, 2021 | By Salem Alshahrani
Power Substation ♛
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Learn to successfully analyze single-line, schematic, P&ID, logic, and wiring diagrams
Engineering tasks require a good skill in reading and interpreting information on drawings. Engineering drawings are the industry cornerstone of conveying detailed and precise information on how to construct, troubleshoot,…...
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Apr 05, 2021 | By Salem Alshahrani
Power Substation ♛
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The mystery of nuisance tripping incidents in transformer protection that worry engineers
This technical article deals with transformer failure incidents due to nuisance tripping caused by various design flaws, operational conditions, or improper protection relay settings. The focus is on differential protection…...
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Feb 22, 2021 | By Salem Alshahrani
Power Substation ♛
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Learn how to read and analyze control circuits of MV gas insulated switchgear (GIS)
Previously, an introductory part of the GIS and its components were discussed to pave the way for the GIS control circuits. Moreover, the single-line diagram example for a double-bus and…...
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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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Jan 25, 2021 | By Salem Alshahrani
Power Substation ♛
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Mastering GIS control circuits: AC/DC auxiliary circuits and circuit breaker closing circuit
A gas-insulated substation (GIS) is usually utilized in high voltage applications in which all conductive parts are encapsulated in sealed cylinders with SF6 as the insulating medium. The air-insulated substation…...
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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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Jan 11, 2021 | By Salem Alshahrani
Medium Voltage ♛
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Mastering switchgear control circuits: trip, BCPU and alarm, indication, and interlock circuits
In the previous article, an introductory part of the switchgear control circuits, including DC/AC circuits and breaker closing circuit, was discussed thoroughly. This article continues the discussion with a breaker…...
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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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Dec 14, 2020 | By Salem Alshahrani
Medium Voltage ♛
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Mastering switchgear control circuits – AC/DC circuits and circuit breaker closing circuit
Control circuits are vital to the operation of medium voltage switchgear. The integrity of these control circuits is essential to the switchgear’s proper operation, so commissioning and maintenance activities records…...
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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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Nov 30, 2020 | By Salem Alshahrani
Electric Motor ♛
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Mastering Motor Control Center (MCC): Wiring diagrams and equipment from zero to hero
Motor control center (MCC) was introduced back in 1937 to place different motor starters in one cabinet to save space. It is a modular cabinet that supplies and controls motors,…...
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Nov 02, 2020 | By Salem Alshahrani
Medium Voltage ♛
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Learn how to analyze MV switchgear wiring diagrams and single line diagram
The capability of reading different types of drawings is an essential skill to perform almost all of the engineering tasks. The engineering drawings form the building blocks of industry method…...
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Oct 05, 2020 | By Salem Alshahrani
