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6 Simple Rules to Ensure Substation Safety
6 Simple Rules to Ensure Substation SafetyImportance of safety protectionAnother extremely important substation engineering aspect is associated with safety protection. It is fair to say that safety is...
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Location of Current Transformers in HV Substation
Siemens High Voltage Instrument TransformersPower flowCurrent transformers are used for protection, instrumentation, metering and control. It is only the first function that has any bearing on the...
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Why is Continuous On-line Monitoring of Partial Discharge in the Switchgear...
Why is Continuous On-line Monitoring Partial Discharge in the Switchgear Necessary? (on photo: 11kV voltage transfromer spout failure in progress – Located by Partial Discharge survey; by...
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Arriving at the scene of a power substation fire. What to do?
Arriving at the scene of a power substation fire. What to do? (on photo: Sammamish Substation fire – The burning mineral oil inside the high voltage transformer; via Puget Sound Energy/Flickr)To...
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Microprocessor and conventional secondary systems compared
Microprocessor and conventional secondary systems compared (on photo: ABB’s Unigear 11kV switchgear panels)Reliable operation of the primary systemSecondary systems are all those facilities needed to...
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What engineers should know about using conduits in power substation designs
What engineers should know about using conduits in power substation designs (on photo: Electrical conduit risers via Wikipedia)Design challengesThere are several locations where conduit is used in...
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Satellite communication for remote control and monitoring of substations
Satellite communication as an innovative solution for remote control and monitoring of substations (on photo: Pole mounted iDirect X1 outdoor remote & power supply using a .75M antenna via...
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Site selection considerations for the future power substation
Site selection considerations for the future substation (on photo: Richmond Substation by Tyler Wilson via Flickr)Final location of the facilityAt this stage, a footprint of the future power substation...
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Main and Transfer (Inspection) Bus Arrangement commonly used in AIS
Main and Transfer (Inspection) Bus Arrangement commonly used in AIS (on photo: Air insulated substation in Kuwait; credit: ABB)For low reliability requirement situationsThe main and transfer bus...
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Ring Main Unit (RMU) as an important part of secondary distribution substations
Ring Main Unit as an important part of Secondary Distribution Substations (on photo: ABB’a 24kV RMU type ‘SafeRing’)RMUA Ring Main Unit (RMU) is a totally sealed, gas-insulated compact switchgear unit....
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How can I select the right capacitors for my specific application needs?
How can I select the right capacitors for my specific application needs? (photo credit: mediarede.com)Power factor correctionOnce you’ve decided that your facility can benefit from power factor...
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6 Transformer Types You Can See In Commercial Installations
6 Transformer Types You Can See In Commercial Buildings (photo credit: iml.bg)Transformer Types and their CharacteristicsTransformers in commercial installations are normally used to change a voltage...
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Important Primary Distribution (Radial and Loop) System Considerations
Important Primary Distribution (Radial and Loop) System Considerations (photo credit: archer-elgin.com)Primary (distribution) feeders //The primary distribution system is that part of the electric...
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Configurations and Characteristics Of Distribution Substations
Configurations and Characteristics Of Distribution Substations (on photo: Distribution Substation on the Prairie by hunter20ga via Flickr )Small, medium, and large substationsDistribution substations...
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Basic Stand-Alone Application of Reclosers
Basic Stand-Alone Application of Reclosers (photo credit: Spanish via Flickr)Overcurrent protectionReclosers are self-contained fault interrupting and reclosing devices, specifically designed for...
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Substation DC Auxiliary Supply – Battery And Charger Applications
DC voltage 110 V or 220 V Power substation can have one or several DC systems. Factors affecting the number of systems are the need of more than one voltage level and the need of duplicating systems....
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Substation AC Auxiliary Supply For Inessential Loads
Auxiliary power supply systems The purpose of auxiliary power supply systems is to cater for the necessary energy for the operation of primary and secondary devices at the substation. The auxiliary...
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Basics Of Distribution Substations For Electrical Engineers (Beginners)
Distribution substations purpose // Distribution substations serve a wide range of private and public customers in distributing electric power. They can be shareholder, cooperatively, privately, and...
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6 Voltages a Person Can Be Exposed To In a Substation
Dangerous voltages in substation // Figures 1 and 2 show the voltages a person can be exposed to in a substation. The following definitions describe the voltages // Ground potential rise (GPR) Mesh...
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Balancing of single-phase loads to achieve energy efficiency
Single-phase loads distribution // All single-phase loads, especially those with non-linear characteristics, in an electrical installation with a three-phase supply should be evenly and reasonably...
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