Umer Nasir
5 awesome technical articles
I am an electrical engineer specializing in electrical power, with experience in the operation and maintenance of Low- and Medium-voltage electric machinery and switchgear, life assessment testing, troubleshooting, and root cause analysis of various failures associated with electrical machinery.
Electric Motor
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MCC Circuit Featuring Auto Re-Closure Relay Functionality
An MCC circuit of a motor could be based on the Direct Online Starter (DOL) or Star Delta Starter which has something to do with the requirement of the power system in an industry. But it could have additional logics…...
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Apr 14, 2025 | By Umer Nasir
Power Substation
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Design of Auto/Manual Changeover Logic Between Two Busbars Within a Substation
In any industry/plant, the operations rely heavily on interruption free supply of power to meet the targets of production. As a result, we see emergency generators, UPSs or renewable energy sources to save us from complete shutdown. This back-up or…...
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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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Mar 10, 2025 | By Umer Nasir
Energy and Power
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Design of Emergency Diesel Generator Control Circuit Logic for Integration with the Utilities
Many utilities have diesel generators added to their energy mix to act as an emergency back-up source when a power shutdown occurs. These emergency generators cannot thwart the entire system from going down but are critical for safe shutdown of…...
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Jan 27, 2025 | By Umer Nasir
Electrical Machines
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Maintenance Practices to be Followed for On-Site Generator Overhauling
This discussion will focus on the on-site overhauling of a gas-powered generator, detailing the essential procedures for its enhancement. It is a common practice for utilities to test electrical assets periodically after a certain interval of time mainly as part…...
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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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Dec 30, 2024 | By Umer Nasir
Power Substation
Failures, Testing and Protections Associated with Field Winding of a Generator
Generator field winding is an integral part of the generator set which is responsible for generating the magnetic field that induces the stator emf when the rotor rotates. Regulation of current in this winding with the help of an AVR… Read more
Oct 30, 2024 | By Umer Nasir
