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Übersicht einer machine hall mit zwei red generators und blue turbinesrohren

Obere Lorze

At this run-of-river hydropower plant, originally built in 1902, two Francis turbines now operate in a 1:2 ratio. With a head of around 76 m, they deliver a combined output of 2.07 MW.

WWZ Energie AG
Location
Baar (ZG), Switzerland
Year of manufacture
2019
Turbine type

2 Francis turbines in a 1:2 ratio

Total power

2,067 kW

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WWZ-power plantgebäude mit Solarpanelen auf dem Dach – Außenansicht mit Industriegebäude und Containern

During the modernization, TROYER replaced four existing turbines with two new Francis turbines to make better use of the seasonally varying water flow. TROYER supplied the electromechanical equipment.

Unit
Rated flow
Head
Turbine power
Generator

Francis - horizontal

2,000 l/s

75.40 m

1,362 kW

Synchronous generator
1,700 kVA, 690 V
1,000 rpm
Closed cooling circuit

Francis - horizontal

1,100 l/s

77.77 m

772 kW

Synchronous generator
970 kVA, 690 V
1,000 rpm
Closed cooling circuit

Übersicht einer machine hall mit zwei red generators und blue turbinesrohren

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