“Techenergo” JSC completed the contract “Setup of longitudinal differential protections” in “Lukoil Neftochim Burgas” JSC. The activities carried out allow fast and reliable exchange of large amounts of information between protections via fiber optics. When performing the contract “Techenergo” JSC resolved a number of complex problems.
Specific activities that our specialists carried out in this project were:
The longitudinal differential protections were commissioned in December 2013.
During the same period, “Techenergo” JSC completed also setup and commissioning of bus-bar differential protections. The specifics of the order were the necessity to extend the existing protections. For this purpose “Techenergo” JSC commissioned two new relay modules for protection of the bus-bar system of the new power transformers – 110/15 kV. The project is related to the addition of these modules in the central module of protection as well. “Techenergo” JSC completed the following types of activities for this project: