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Author: Bishal Lamichhane (Technical Articles)

Bishal Lamichhane

26 awesome technical articles

Bishal Lamichhane - Author at EEP-Electrical Engineering Portal

Electrical Engineer (B.E Electrical, M. Sc Engineering) with specialization in energy systems planning. Actively involved in design and supervision of LV/MV substations, power supply augmentations and electrification for utilities and bulk consumers like airports and commercial entities. An enthusiast and scholar of power systems analysis.

Biography: https://electrical-engineering-portal.com/bishal-lamichhane

High Voltage

Tricks in designing and analyzing schematics and diagrams of high voltage substations

High voltage power substations are complex networks of power and control connections, represented by design elements like- Single Line Diagrams, layout and block diagrams, schematics, logic diagrams, schedules, and so many more. Wiring diagrams and schematics, in a sense, are…...

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Aug 08, 2022 | By

Tricks in designing and analyzing schematics and diagrams of high voltage substations
Power Substation

Secrets and warnings in operation and maintenance of a Gas Insulated Substation (GIS)

After its inception in the mid-1960s, GIS technology has become a remarkable success over a wide range of high voltage applications up to 800 kV. Reliable operation and compact size have been its main advantages over its conventional air-insulated counterparts…....

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Jul 11, 2022 | By

Secrets and warnings in operation and maintenance of a Gas Insulated Substation (GIS)
Power Substation

What will happen to digital substations once the internet drops dead? Massive blackouts?

Here at EEP, we have already covered multiple aspects of digital substations, ranging from design, upgradations, and whatnot. We may continue writing till eternity and still be left playing catchups with the latest addition to advancements in power systems design…...

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Jun 27, 2022 | By

What will happen to digital substations once the internet drops dead? Massive blackouts?
Power Substation

Should we be concerned about the cybersecurity of modern digital substations?

Swift communication and interoperability are two primary aspects of modern digital substations that make them stand out in the protection and monitoring front. Apparently, the same features sometimes make them vulnerable to external cyber threats if left unprotected. While there…...

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May 30, 2022 | By

Should we be concerned about the cybersecurity of modern digital substations?
Premium Content

Hints for a good design of an optical communication system for a transmission line network

Communication networks are an integral part of interconnected transmission lines in a power grid, analogous to the spinal cord for control signal and information exchange among substations, data hubs, and load dispatch centers. This article covers the major trend and…...

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May 09, 2022 | By

Hints for a good design of an optical communication system for a transmission line network
Power Substation

Influence of imminent future techs in power substations (trends, IoT design, cyber security)

Advancement in technology is not something unheard of and metaphorically, it has this unique tendency of replicating the pattern of biological evolution. The design and operation of power substations follow similar footsteps, with drastic changes in technology over the last…...

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Apr 18, 2022 | By

Influence of imminent future techs in power substations (trends, IoT design, cyber security)
Power Substation

Where to start with the design of 132/33 kV substation switchgear and protection systems

The step-down substations make up for more than 80% of total grid substations and are the focal point of sub-transmission and distribution systems. Usually, HV substations within the power transmission grid are assigned with the dual function of switching and…...

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Mar 21, 2022 | By

132/ 33 kV substation layout and protection zone
Power Substation

Lockout relay (master trip relay) in substation protection and control design

Lockouts and auto-reclosures are apprentices of power systems protection that have long served to regulate power supply and safeguard important components from probable catastrophes. But are we taking them seriously enough? In implementing the lockout features, apart from their placements…...

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Feb 21, 2022 | By

Lockout relay (master trip relay) in substation protection and control design
Medium Voltage

The most popular wiring schemes and design essences of a Ring Main Unit (RMU)

In terms of operational requirements, it is pretty evident what a customer expects out of a Ring Main Unit – a hassle-free and uninterrupted distribution of power supply to electrical loads from one or more available sources. The onus is…...

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Feb 07, 2022 | By

The most popular wiring schemes and design essences of a Ring Main Unit (RMU)
Power Substation

Design guide to digital control and communication systems in modern substations

The power system has advanced pretty ahead of days when the power supply mechanism was an enigma, and lighting a bulb was the ultimate goal. Along with the advanced power utilization, the modern power supply system demands control and monitoring…...

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Jan 10, 2022 | By

Design guide to digital control and communication systems in modern substations
Power Substation

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. In this article, we will primarily focus on analytical skills…...

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Dec 13, 2021 | By

Guidelines for HV substation designers to properly analyze, size and select equipment
Hydropower

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 megawatts, they come in every shape and size. In this…...

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Nov 15, 2021 | By

Major steps in designing generation and power evacuation in large hydropower plants
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
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


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