carwams – STER d.o.o. https://www.ster.hr Technological solutions in software, electronics and automation Fri, 28 Jul 2023 10:41:00 +0000 en-US hourly 1 https://wordpress.org/?v=4.9 https://www.ster.hr/wp-content/uploads/cropped-STER-LOGO-Simple-512-32x32.png carwams – STER d.o.o. https://www.ster.hr 32 32 CARWAMS grid hierarchy available online https://www.ster.hr/2011/03/01/carwams-grid-hierarchy-available-online/ https://www.ster.hr/2011/03/01/carwams-grid-hierarchy-available-online/#respond Tue, 01 Mar 2011 14:18:14 +0000 http://www.ster.hr/?p=117 Fig.1. Online grid hierarchy (CARWAMS) As a part of the CARWAMS research project, WAMSTER devices have been installed at several locations inside the Croatian power transmission and distribution grid. Positions of devices in the distribution grid in our hometown Rijeka, Croatia, installed at 0.4kV, 10kV, 35kV and 110kV voltage levels, can be seen online. Grid…
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Online grid hierarchy (CARWAMS)

Fig.1. Online grid hierarchy (CARWAMS)

As a part of the CARWAMS research project, WAMSTER devices have been installed at several locations inside the
Croatian power transmission and distribution grid.

Positions of devices in the distribution grid in our hometown Rijeka, Croatia, installed at 0.4kV, 10kV, 35kV and 110kV voltage levels,
can be seen online.

Grid map shows device locations and their real-time statuses. By clicking individual devices, it is possible to examine their real time measurements,
their measurement history for last 20 seconds, detailed 50/60Hz measurements and online comparison of any pair of devices. Several devices can
be monitored at once.

Click here to view the CARWAMS Rijeka grid hierarchy.

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WAMSTER selected as the supporting technology for CARWAMS https://www.ster.hr/2010/09/15/wamster-selected-as-the-supporting-technology-for-carwams/ https://www.ster.hr/2010/09/15/wamster-selected-as-the-supporting-technology-for-carwams/#respond Wed, 15 Sep 2010 11:41:05 +0000 http://www.ster.hr/?p=113 WAMSTER system and STER Portable PMU units will be used for distributed synchrophasor measurements in CARWAMS (Croatian Academic Research Wide Area Measurement System) research project. By the end of 2010, STER Portable PMU devices will be installed in various cities around Croatia by Studio Elektronike Rijeka. During 2010 and 2011, these devices will be continuously…
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WAMSTER system and STER Portable PMU units will
be used for distributed synchrophasor measurements in CARWAMS (Croatian Academic Research Wide Area Measurement System) research project.

By the end of 2010, STER Portable PMU devices will be installed in various cities around Croatia by Studio Elektronike Rijeka.
During 2010 and 2011, these devices will be continuously measuring synchrophasor data and sending it to the WAMSTER system,
where it will be collected for real-time monitoring and detailed historical analysis by academic researchers.

Long term goal of CARWAMS research project it to define and establish better operation and improved reliability of the
integrated protection system in the Croatian power transmission network.
Synchronized measurement of phasors at separated geographical locations is one of
the key inputs for this research.

Role of WAMSTER system in this project is to provide zero-configuration devices and
cost effective services (portable “plug and play” measurement devices, collection and storage
of data to our dedicated data servers, online real-time monitoring using our web services, and detailed offline analysis
of downloaded data).
Offering this system as a complete service will allow the researchers to focus on actual analysis of the data, and
lower costs of necessary equipment and service personnel.

More information can be found here.

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