3 Common Transformer Phenomena That Should Worry Substation Engineers
Even with the best engineering practices, abnormal situations can arise that may produce damage to power transformer and other equipment and compromise the continuity of the delivery of quality power… Read more
May 02, 2018 | Power Substation
What is the Ground Potential Rise in your home and why you should take it seriously
People familiar with electricity frequently accept the idea that “Ground is ground,” i.e., that in a house, especially with a grounding system that complies with the NEC or CEC, all… Read more
Apr 30, 2018 | Energy and Power
Five Terms You MUST Be Familiar With: SCADA, DCS, PLC, RTU and Smart Instrument
This technical article shed light on terminology used in the field of SCADA and industrial automation. The terms SCADA, distributed control system (DCS), programmable logic controller (PLC), remote terminal unit… Read more
Apr 25, 2018 | Industrial Automation
Where and Why Do We Use Phase-Shifting Transformers?
Because of the predominantly inductive character of the power system, an active power flow between source and load must be accomplished with a phase lag between the terminals. Phase-shifting transformers… Read more
Apr 23, 2018 | Transformers
The Essentials Of Low Voltage Installations, Loads and Loads Modelling
Electrical installations are power systems aimed at final low voltage electricity consumption in homes, offices, and small companies. In electrical installation, electricity is usually taken from the public distribution network. Recently…...
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6 different types of relaying schemes to protect the EHV and UHV transmission lines
A substation can employ many relaying systems to protect the equipment associated with the station. The most important of these are: transmission and distribution lines emanating from the station, step-up… Read more
Apr 18, 2018 | Power Substation
Reliability Or Unreliability Of Capacitor Banks, Failure Modes and Case Ruptures
Several problems contribute to the overall reliability or unreliability of capacitor banks. In a detailed analysis of Kansas City Power & Light’s automated capacitor banks, Goeckeler reported that blown fuses… Read more
Apr 16, 2018 | Power Substation
Coordination problems in electrical networks that lead to nuisance CB tripping
There are a number of problems that commonly occur in industrial and commercial networks, and some of them are covered in the following paragraphs. Coordination malfunctioning is leading to nuisance… Read more
Apr 11, 2018 | Power Substation
HV Substation Equipment For Engineers In a Nutshell
Substations are locations where transmission lines are tied together. They fulfill a number of functions. One of them is that they allow power from different generating stations to be fed… Read more
Apr 09, 2018 | Power Substation
The Essentials Of Substations, Electrical Equipment and Busbar Arrangements
Electrical power systems nowadays are generated, transmitted, and distributed in the form of alternating current. The electric power is produced at the power stations which are located in suitable places,…...
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Communication Channels As The Weakest Link In The System Protection Chain
Protection engineers have a variety of communication channels to use for relay protection. This is a field in itself, and is very important for a discussion of the protective systems…. Read more
Apr 04, 2018 | Protection
How Sensors and Actuators Work Behind RTUs and SCADA Systems
RTUs (remote terminal units) are now made from small computers. Shortly after this began, controller algorithms were programmed into the RTU. Flow totalizers, power factor calculators, and logic solvers soon… Read more
Apr 02, 2018 | Industrial Automation
The Most Important Tests For Medium Voltage Metal-Enclosed Switchgear (You SHOULD Perform)
The design of the insulation system for metal-enclosed switchgear is based upon life expectancy of about 30 years. However, environmental conditions such as dirt, moisture, and corrosive atmosphere can shorten… Read more
Mar 28, 2018 | Medium Voltage
Design and Installation of Medium Voltage Switchgear (Facts You MUST Know)
When specifying and planning medium voltage switchgear for a substation, functions and influencing factors must be matched and an economically efficient solution must be found among the offerings of manufacturers…. Read more
Mar 26, 2018 | Medium Voltage
Key Hardware and Software Components of Energy Management Systems (EMS)
The complete Energy Management System (EMS) system along with SCADA and the front-end systems have been identified as one of the more complex systems deployed. The only system that could…...
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