Implementation of Battery Energy Storage System at Čierny Váh

Amounts and figures

Description

The subject matter of the tender comprises EPC performance of all supplies and services related to design and engineering, permitting and other engineering activities, transportation, installation, commissioning and putting into operation of the newly installed equipment. The principal scope of supply is the construction and commissioning of a Battery Energy Storage System (BESS) providing the following functions and services: • Frequency Containment Reserve (FCR); • automatic Frequency Restoration Reserve (aFRR); • market services, including Day-Ahead and Intraday market participation, energy arbitrage and imbalance management; • Limited Frequency Sensitive Mode – Overfrequency (LFSM-O) and Underfrequency (LFSM-U), providing active power response in the event of an increase or decrease in grid frequency; and • island operation to ensure the auxiliary power supply of the pumped-storage hydropower plant in the event of a loss of the 22 kV power supply. The BESS shall have a total usable energy capacity of at least 480 MWh and a rated power of at least 120 MW and shall be connected to the 400 kV substation via a newly constructed 400 kV bay. The scope of works includes all engineerin…

Award criteria

Performance conditions

• For the purpose of ensuring the consistent application of international sanctions, the Contracting Authority reserves the right to request a completed and…

Official publications

• Modernizácia bezpečnostných systémov SORR, SIS a CPL, Súťažný dialóg
  Published: 27 October 2026
• PSPP RUŽÍN TG2 Modernization
  Published: 27 October 2026
• Doplnenie obtoku katexového filtra a obtoku anexového filtra na ŠOV 2 EMO
  Published: 20 October 2026
• Modernizácia systému jednotky styku s prostredím (JSP‑P) v EBO
  Published: 16 October 2026
• Doplnenie obtoku katexového filtra a obtoku anexového filtra na ŠOV 2 EMO
  Published: 16 October 2026
• Modifikácia systémov Organizácie Havarijnej Odozvy (OHO) 1. časť HW a SW, 2. časť ESTE
  Published: 14 October 2026
• Realizácia núdzových východových uzáverov na únikových východoch v SE -EBO
  Published: 12 October 2026
• Operačné pracovisko a ohlasovňa požiarov ZHÚ
  Published: 12 October 2026
• SE Integrátor - Generálny projektant
  Published: 30 September 2026
• Monitorovanie plynných výpustí MO34
  Published: 28 September 2026

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Frequently asked questions

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The contracting authority is Slovenské elektrárne, a.s. (European Union).

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