Feasibility study of the facility "New construction of OHL 330 kV Dnistrovska PSPP – SS 750 kV Vinnytska" in Vinnytsia and Chernivtsi regions"

Years of implementation2019–2020
Type of works

Design work. Development of predicted power balances for typical operating modes (winter – maximum and minimum load, summer – maximum and minimum load). Calculations of short-circuit currents. Calculations of power flow distribution and voltage levels in the main power grids of the IPS of Ukraine in normal, repair (post-accident) and repair-emergency modes. Calculations of static and dynamic stability. Calculations of asynchronous operation modes

Equipment used; specifics of works provided

Electrical calculations and calculations of three-phase and single-phase short-circuit currents were performed in the DigSILENT Power Factory software package in accordance with the requirements of the IEC 60909 standard (DSTU IEC 60909-0:2007), DIgSILENT PowerFactory

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Refinement of calculations of modes and short-circuit currents regarding commissioning of the 66 MW Kramatorsk wind farm

Year of implementation2021
Type of works

Design work. Energy calculations (power and electricity balances). Electrical calculations (calculations of electrical networks for normal, repair (post-accident) and repair-emergency modes). Calculations of short-circuit currents

Equipment used; specifics of works provided

Electrical calculations and calculations of three-phase and single-phase short-circuit currents were performed in the DigSILENT Power Factory software package in accordance with the requirements of the IEC 60909 standard (DSTU IEC 60909-0:2007), DIgSILENT PowerFactory

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Reconstruction of the external power supply scheme for the "FERREXPO" enterprises under the condition of increasing the load to 500 and 770 kV, Ferrexpo Poltava Mining

Years of implementation2020–2021
Type of works

Design work. Energy calculations (power and electricity balances). Electrical calculations (calculations of electrical networks for normal, repair (post-accident) and repair-emergency modes). Calculations of short-circuit currents

Equipment used; specifics of works provided

Electrical calculations and calculations of three-phase and single-phase short-circuit currents were performed in the DigSILENT Power Factory software package in accordance with the requirements of the IEC 60909 standard (DSTU IEC 60909-0:2007), DIgSILENT PowerFactory

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New construction of the 330 kV Chernivtsi – Ternopilska overhead line with the reconstruction of the 330 kV Chernivtsi substation and the 330 kV Ternopilska substation. Ternopil and Chernivtsi regions

Year of implementation2022
Type of works

Design work. Development of predicted power balances for typical operating modes (winter – maximum and minimum load, summer – maximum and minimum load). Calculations of short-circuit currents. Calculations of power flow distribution and voltage levels in the main power grids of the IPS of Ukraine in normal, repair (post-accident) and repair-emergency modes. Calculations of static and dynamic stability

Equipment used; specifics of works provided

Electrical calculations and calculations of three-phase and single-phase short-circuit currents were performed in the DigSILENT Power Factory software package in accordance with the requirements of the IEC 60909 standard (DSTU IEC 60909-0:2007), DIgSILENT PowerFactory

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