Field devices and signals used for LV SCADA operations
At low voltage level, SCADA applications are usually used for process control and monitoring of equipment. Furthermore, incoming circuit breakers or switch disconnectors inside large LV switchboards may also be operated remotely, by command given…...
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Sep 05, 2019 | Miodrag Kokotovic
Five ingredients that make SCADA operation delicious
To explain in very simple words, I would say that SCADA is a bunch of equipment that provides an operator at a remote location with sufficient information to determine the status of particular equipment/process and… Read more
Feb 04, 2019 | Edvard
Secondary equipment you should always consider when retrofitting existing HV substation
This approach assumes retrofitting and upgrading old substation secondary equipment such as intelligent electronic devices (IEDs), monitoring sensors, power apparatus, communication protocol and operating standards to improve the overall performance or reduce cost without disrupting… Read more
Sep 17, 2018 | Edvard
Substation level data acquisition architecture and communication protocol (IEC 61850)
This technical article reviews substation level data acquisition architecture and communication protocol described in IEC 61850. IEC 61850 is the current international standard for substation automation (SA). The focus of IEC 61850 is to provide… Read more
May 09, 2018 | Edvard
How to control and protect capacitor banks before something goes wrong
The purpose of a capacitor bank’s protective control is to remove the bank from service before any units or any of the elements that make up a capacitor unit are exposed to more than 110%… Read more
Jan 24, 2018 | Edvard
How To Control Reactive Power In Larger Electrical Plants With Multiple Incomers
Most compensation banks are controlled stepwise. For this purpose it is essential to ‘know’ when it is allowed to (de)activate a capacitor step by the power factor relay (controller). The so-called C/k value is calculated… Read more
Nov 15, 2017 | Edvard
Philosophy of a good relay protection settings for machines and plants
The objectives of the protection system are: to limit damage to people and to the plant, permit different service conditions, guarantee maximum service continuity for the plant not affected by faults and activate the automatisms provided. The protection relays are… Read more
Jun 09, 2017 | Edvard
A case study of 110/10 kV substation with centralized protection, automation and control system
Centralized substation protection and control has been attempted in the past based on the available technology. This evolution is now at the intersection of sensing, protection and communication technologies, providing the unique opportunity to develop… Read more
Dec 21, 2016 | Edvard
This is why every industrial plant MUST have an alarm system (for monitoring processes)
In industrial plants and installations, control systems are used to monitor and control processes. Control Systems, whether a conventional Control Desk or a Computer/PLCs System with SCADA or a Distributed Control System (DCS), provides a… Read more
Apr 01, 2016 | Edvard
7 practical tips for installing a good measuring system
There are different product families on the market: instruments that measure a single electric parameter (voltage, current, frequency, phase angle cosϕ), generally used in single phase systems, as instrumentation on the machine, and instruments that… Read more
Nov 14, 2014 | Edvard
SCADA As The Heart Of a Distribution Management System
At a high level, the elements of a distribution automation system can be divided into three main areas: SCADA application and server(s) DMS applications and server(s) Trouble management applications and server(s) As was stated in… Read more
Dec 25, 2012 | Edvard
An Overview Of Smart Power Grid
The present electric grids use the technology of 1970’s. But with the advancement in various concepts of power generation, problems associated with power outages and thefts, and also due to increase in demand, we require… Read more
Aug 20, 2012 | vinod ramireddy
Battery monitoring and maintenance guidelines
Battery monitoring has become a very popular topic, and many companies have either purchased equipment or are in the process of evaluating these systems. This article discusses why monitoring is important, and what parameters must… Read more
Nov 21, 2010 | Edvard
