Clik here to view.
Determining The Soil Resistivity To Design a Good Substation Grounding System
Determining The Soil Resistivity To Design a Good Substation Grounding System (on photo soil resistivity measuring by Mears Group, Inc. - mears.net)Design a safe substation grounding systemIt is...
View ArticleClik here to view.
Selection Of Number Of Cable Cores With Emphasis On Sizing Parameters
Selection Of Number Of Cable Cores With Emphasis On Sizing Parameters (photo by dnvkema.com)Dependance On Installation SiteThe selection of number of cable cores basically depends on the type of system...
View ArticleClik here to view.
Lightning And Surge Protection For Cable Networks And Antennas For TV (Part 1)
Lightning And Surge Protection For Cable Networks And Antennas For TV (photo by dipolnet.com)Protective MechanismsIEC 60728-11 complies with the state of the art and offers easy, standardised and...
View ArticleClik here to view.
Sizing The DOL Motor Starter Parts (Contactor, Fuse, Circuit Breaker and...
Sizing The DOL Motor Starter Parts (Contactor, Fuse, Circuit Breaker and Thermal Overload Relay) Calculate size of each part of DOL motor starter for the system voltage 415V, 5HP three phase house hold...
View ArticleClik here to view.
Lightning And Surge Protection For Cable Networks And Antennas For TV (Part 2)
Lightning And Surge Protection For Cable Networks And Antennas For TV PART 2 - (photo by dipolnet.com) Continued from part one: Lightning And Surge Protection For Cable Networks And Antennas For TV...
View ArticleClik here to view.
Comparison Of Neutral Earthing Methods
Comparison Of Neutral Earthing Methods (photo credit to ISSCO GROUP)Methods Of Neutral Earthing (Index)There are several methods for system earthing which can be generally divided into:Insulated...
View ArticleClik here to view.
An Overview Of Control (Ice Cube) Relays
An Overview Of Control (Ice Cube) Relays - Photo by Moose Trading, LLC; moosetrading.comIntroductionAn electromechanical relay is an electrical switch actuated by an electromagnet coil. As switching...
View ArticleClik here to view.
Testing and Commissioning Procedure For Motors
Testing and Commissioning Procedure For Motors // Photo by TECO Middle East (TME)Scope Of Motor TestingIt should be noted that the scope of motor testing depends upon the motor type and size, this...
View ArticleClik here to view.
Special Transformers for Industrial Applications
Special Transformers for Industrial ApplicationsSpecific Industrial TransformersA number of industry applications require specific industrial transformers due to the usage of power (current) as a major...
View ArticleClik here to view.
5 Most Common Offshore Oil and Gas Production Facility Types (You Can See Today)
Offshore Oil and Gas Production Facilities (on photo: Offshore oil and gas company in the UAE; constructionweekonline.com)Introduction to OffshoreOffshore, depending on size and water depth, a whole...
View ArticleClik here to view.
Do Your Substation Devices Speak IEC 61850? They Should, It’s Time.
Do Your Substation Devices Speak IEC 61850? They Should, It's Time. (photo by Siemens A.Ş. - Siemens Türkiye)Overview of IEC 61850Since being published in 2004, the IEC 61850 communication standard has...
View ArticleClik here to view.
What’s important for water power designer to make the Right Choice of a Turbine
What's important for water power designer to make the Right Choice of a Turbine (on photo: Kaplan turbine runner by peltonhydroturbine.com)Right ChoiceThe water power designer has to make a choice on...
View ArticleClik here to view.
Field Inspection and Testing of Medium-Voltage Motor Control Centres (MCCs)
Field Inspection and Testing of Medium-Voltage Motor Control Centres - MCCs (Photo by Arrow Speed Controls; arrowspeed.com // MX3 Medium Voltage Solid State Soft-Starter)Equipment and Installation...
View ArticleClik here to view.
What’s That Hissing, Cracking, Buzzing Noise?
What's that hissing, cracking, buzzing noise? (on photo: Corona discharge on insulator string of a 500 kV transmission line)Corona or Partial Discharge with Buzzing NoiseCorona can be visible in the...
View ArticleClik here to view.
4 Motor Designs Identified In NEMA MG1
4 Motor Designs Identified In NEMA MG1 (on photo: ABB's three-phase asynchronous electric motors via DirectIndustry.com)It’s all about performance…Performance requirements for various types of...
View ArticleClik here to view.
Practical calculations of lightning strikes frequency
Practical calculations of lightning strikes frequency (on photo: Lightning striking behind the new Manitoba Hydro Building by jolenetara via Flickr)Frequency of lightning strikesWe distinguish between...
View ArticleClik here to view.
Few Words About Stepper Motor (Advantages, Disadvantages and Classification)
Few Words About Stepper Motor (Advantages, Disadvantages and Classification) IntroductionA stepper motor is an electromechanical device which converts electrical pulses into discrete mechanical...
View ArticleClik here to view.
What’s the worst source of fluctuations on a power supply system?
What’s the worst source of fluctuations on a power supply system? (on photo: 11kV electric arc furnace; by Willie Putter via Flickr)Electric arc furnacesElectric arc furnaces are considered as being...
View ArticleClik here to view.
The Need for Load Shedding In Generating, Transmission and Distribution Systems
The need for load shedding in generating, transmission and distribution systems (photo by thekochireporter.com)Demands, Demands…The need for load shedding generally arises from unforeseen causes, lack...
View ArticleClik here to view.
Guidelines For The Construction And Maintenance Of Transmission Lines
Guidelines For The Construction And Maintenance Of Transmission Lines (photo by Mike Lawrence: An S64F Erickson Air-crane flies off with a section of lattice tower that will be transported to a...
View Article