Latschauwerk

Power plant group Obere Ill-Lünersee Schematic representation

Transfer from the Brandner Glacier 2480  m above sea level A. Ill origin ( Ochsentaler Glacier ) 2460  m Tributaries Silvretta reservoir 2030  m Drain to Ill  |  Lünersee 1970  m Tributaries Kleinvermunt pumping station 1670  m Stream crossing Fasulbach and Rosanna Kops reservoir 1809  m Obervermuntwerk I 1743  m Transfer Kops-Vermunt with tributaries Tributaries Vermuntsee 1743  m Lockroom salonies 1690  m Obervermuntwerk II 1655  m Rells-, Vilifau- and Zaluandabach tributaries Storage basin rells 1456  m Rellswerk 1430  m Kopswerk II   |   Kopswerk  I   |   Vermuntwerk 1025  m Partenen compensation pool 1025  m Free-flow tunnel Partenen-Latschau Rifawerk 1005  m Rifa compensation pool 1007  m Tributaries Garnera, Vermilbach, Suggadin Lünerseewerk 992  m Latschau reservoir 992  m Latschauwerk 985  m Rodundwerk I   |   Rodundwerk II 645  m Inflow from Ill Rodund basin  I to III 645  m Drain to Ill Alvier tributary Inflow quantity Walgauwerk 492  m Walgau compensation basin 492  m Drain to Ill

Latschauwerk (standing in the water) and Lünerseewerk (left)

The Latschauwerk hydropower plant is one of the numerous power plants operated by illwerke vkw AG in Vorarlberg, Austria .

Latschauwerk

Latschau reservoir

The Latschauwerk intermediate power station is located in the Latschau reservoir . A bridge, which also contains the energy transmission cables and supply lines, connects it to the bank.

The Latschauwerk uses the height of fall between the end of the gravity tunnel in Latschau and the respective water level in the Latschau reservoir.

Power and energy

• Bottleneck capacity : 9 MW
• Standard working capacity : 22  GWh

Technical specifications

Tower power house in the Latschau reservoir with two vertical-axis machine groups, each consisting of a Kaplan turbine and a generator

• Nominal output per turbine 4.3 MW
• Flow rate per turbine 20 m³ / s
• Raw drop height 28 m
• Speed ​​300 min ⁻¹
• Nominal power per generator 5 MVA
• Generator - nominal voltage 6 kV
• Two 6/20 kV block transformers with the machine sets (these transformers are located in the Lünerseewerk and are integrated into the 20 kV system there)

Web links

• Latschauwerk - illwerkevkw.at

Coordinates: 47 ° 4 ′ 29.7 ″  N , 9 ° 52 ′ 30.5 ″  E