OREANDA-NEWS. November 28, 2007. Power Machines and JSC TGK-1 signed a contract for reconstruction of hydro power equipment of Volkhovskaya HPP (Nevsky branch of JSC TGK-1).

According to the terms of the Contract Power Machines shall reconstruct hydraulic unit equipment (unit No. 1) of Volkhovskaya HPP to increase its capacity from 9 to 12 MW. The company shall manufacture and supply hydraulic turbine and hydrogenerator and provide their supervision. Within the framework of reconstruction turbine control equipment and generator excitation system will be modernized and hydraulic unit automatic process control system (APCS) will be implemented using microprocessor control panels of in-house design and production.

A set of construction, erection, electric installation and commissioning operations will be conducted under Power Machines supervision and specific companies engaged. Power unit will be reconstructed by 2008.

Five hydraulic units of 9 MW capacity and three units of 12 MW capacity are now being operated at Volkhovskaya HPP. The last three units’ equipment was reconstructed in the 1990ies.

For the present moment Power Machines and JSC TGK-1 are studying the possibility of reconstruction of the rest four hydro units of Volkhovskaya HPP and two hydro units of Nizhne-Svirskaya HPP.