Technical details
Client
Kovanlık A.Ş.
Dates

2017 – 2019

Missions
Detailed Design
Location
Giresun, Türkiye
Activity
Tunnels

Kovanlık Regulator and HEPP Project is located in Bulancak, Giresun/Turkey. The Pazarsuyu Stream which is derived by Kovanlık Regulator will be transported to the headpond with a 9.632m long free-flow conveyance tunnel.

A total of 3 pelton type turbines will be installed in the Kovanlık HEPP with a total installed capacity of 58,383 MWm / 57,215 MWe at the end of a steel penstock which will be installed in the 1.112 m long shaft.

The installed power of the power plant is 57.215 MWe and the total energy to be generated from the power plant is 154,13 GWh.

In detail, the services provided by SYSTRA Türkiye are related to

  • TBM tunnel alignment optimizations.
  • Design of construction site location according to functions of each disipline.
  • Final and detail design of enterance and exit portals.
  • Final and detail design of 9,6 km long of TBM tunnel that has an excavation diameter of 4,0m and has 5 segments (4+1 keystone).
  • Technical assistance during the TBM tunnel excavation.

Key figures

  • 9,6 km long tunnel
  • Excavation diameter 4m
  • 5 segments (4+1)
  • 500 m overburden