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Archive: Category «Transformers»

Power Substation ♛

Notes in preparation of an MV/LV substation civil drawings and construction layout

MV/LV substations are not only a point of supply but also provide a means of network isolation in the event of faults or emergencies. In that manner, a detailed substation…...

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Dec 05, 2019 | By Edvard

Preparing the civil drawings and construction of the MV/LV substation
Maintenance ♛

12 on-site checks to inspect the transformer’s health

On-site inspection of the substation transformer usually exposes important condition changes and it initiates various suspicions that need to be investigated in detail. As with any other substation equipment, many…...

Premium Membership Required

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.
Did you know? - Save 50% on all video courses by purchasing Enterprise plan.
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Nov 11, 2019 | By Edvard

12 on-site checks to inspect substation transformer
Premium Content ♛

Case study: Failure of a transformer & switchgear buses due to a ferroresonance event

First of all, it’s good to know that the possibility of a transformer ferroresonance condition rapidly increases as the transformer is closer to generator zone. This condition may occur when…...

Premium Membership Required

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.
Did you know? - Save 50% on all video courses by purchasing Enterprise plan.
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Aug 23, 2019 | By Edvard

Case study of transformer failure due to a ferroresonance occurrence
Premium Content ♛

The case of phase-to-phase fault in a 13.8 kV switchgear caused by heavy rain

In this case study we describe a 13.8 kV switchgear phase-to-phase fault due to by heavy rain evolving into a three-phase fault that was cleared by transformer numerical relays. The…...

Premium Membership Required

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.
Did you know? - Save 50% on all video courses by purchasing Enterprise plan.
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May 17, 2019 | By Edvard

The case of phase-to-phase fault in a 13.8kV switchgear caused by heavy rain


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