Testing and Commissioning
Transformer pre-commissioning tests and after-receipt checks you MUST perform
Once oil filling is completed, various pre‐commissioning checks and tests are performed to ensure the healthiness of the transformer (or reactor) prior to its energization. Various electrical tests must be performed and their significance and short description are given below…. Read more
Dec 26, 2018 | By Edvard Csanyi
Technical Guide/Paper
Construction & electrical design of 400/220/132 KV power substation
The first step towards the design of a 400/220/132 KV substation is to determine the load that the substation has to cater and develop it accordingly. The substation is responsible for catering bulk power to various load centres distributed all… Read more
Nov 11, 2018 | By Edvard Csanyi
Technical Guide/Paper
Design Of 400/220/132 KV 1316 MW Power Substation
The first step towards the design of a 400/220/132 KV substation is to determine the load that the substation has to cater and develop it accordingly. The substation is responsible for catering bulk power to various load centres distributed all… Read more
Mar 28, 2018 | By Edvard Csanyi
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Meet the Real Heart of Power System Operations – The Transmission Control Center
The transmission control centre is the real heart of every utility’s power system operations. Typical transmission control centres have three main desks – the generation, transmission and scheduling desk. Let’s take look at three main transmission and other support desks…...
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Feb 23, 2018 | By Edvard Csanyi
Protection
Commissioning Numerical Protection and Procedure For Carrying Out Performance Tests
Numerical protection is based on a number of microprocessors that can be programmed to reproduce virtually any type of protection and relay. It represents important advantages in reliability, space and economics compared to conventional protection arrangements. The method of calculating… Read more
Oct 30, 2017 | By Edvard Csanyi
Technical Guide/Paper
Guide to protection of power systems with distributed generation
Distributed generation, dispersed, decentralized or embedded generation (DG, EG) are keywords for an upcoming probable paradigm shift in electric power generation. There is no standing international definition for these terms, but there are a number of legal definitions in several countries…. Read more
Sep 25, 2016 | By Edvard Csanyi
Electrical Lectures
Power distribution configurations with three 3-phase hot power lines
Power leaves the substation on three, three-phase “hot” power lines that are strung adjacent to highways or along local roads to points of use. All three phases share a single neutral line and have the same voltage, but they are… Read more
Jun 01, 2016 | By Edvard Csanyi
Technical Guide/Paper
Complete Guide To Photovoltaic Plants
Types of photovoltaic plants Off-grid PV plants Off-grid PV plants are plants that are not connected to the grid and consist of PV modules and of a storage system that guarantees electric energy supply also when lighting is poor or… Read more
Oct 17, 2015 | By Edvard Csanyi
Power Substation
Arriving at the scene of a substation fire. What should you do first?
Power substations contain transformers, large quantities of oil, energized electrical equipment and, in some cases, cylinders of compressed gas. Some of the oil may contain polychlorinated biphenyls (PCBs). On arriving at a substation fire, normally you should first call for firefighters… Read more
Jun 23, 2014 | By Edvard Csanyi
High Voltage
The Structure Of Power System
An interconnected power system is a complex enterprise that may be subdivided into the following major subsystems: Generation Subsystem Transmission and Subtransmission Subsystem Distribution Subsystem Utilization Subsystem Generation subsystem includes generators and transformers. An essential component of power systems is… Read more
Aug 09, 2012 | By Edvard Csanyi
High Voltage
Autoreclosing in Transmission and Distribution Systems
Two main functions of Utility Electric System Operations department are Control and Protection. Control function deals with all operational aspects involved in efficient and optimal dispatching of available real power (with reactive power support) from the Generating units (and reactive… Read more
Jul 15, 2012 | By Edvard Csanyi
SCADA
Wind Turbine Control and Operation with Ovation SCADA
Wind is an infinitely renewable supply of power that can be harnessed as an outstanding energy source given the proper location and use of the latest turbine generation technology. Major power producers world-wide have adopted wind power, a clean source… Read more
May 16, 2011 | By Edvard Csanyi
Solar Power
Solar Power Tower
Solar power towers generate electric power from sunlight by focusing concentrated solar radiation on a tower mounted heat exchanger (receiver). The system uses hundreds to thousands of sun-tracking mirrors called heliostats to reflect the incident sunlight onto the receiver. These… Read more
Dec 15, 2010 | By Edvard Csanyi
Wind Power
Wind Variability
One of the most critical features of wind generation is the variability of wind. Wind speeds vary with time of day, time of year, height above ground, and location on the earth’s surface. This makes wind generators into what might… Read more
Nov 30, 2010 | By Edvard Csanyi
Technical Guide/Paper
Applying an Ethernet LAN in a Substation
This paper is a discussion of an NSTAR Electric & Gas Corp. project using current Ethernet technology to build a Local Area Network (LAN) in a single substation application. NSTAR’s Substation 385D is built around a local Ethernet backbone that… Read more
Oct 03, 2010 | By electrowsky
