The Lemonthyme Power Station is a
conventional hydroelectric
Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other renewable sources combined and ...
power station
A power station, also referred to as a power plant and sometimes generating station or generating plant, is an industrial facility for the generation of electric power. Power stations are generally connected to an electrical grid.
Many p ...
located in north-western
Tasmania
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, nickname =
, image_map = Tasmania in Australia.svg
, map_caption = Location of Tasmania in AustraliaCoordinates:
, subdivision_type = Country
, subdi ...
, Australia. It is the third station in the
Mersey
The River Mersey () is in North West England. Its name derives from Old English and means "boundary river", possibly referring to its having been a border between the ancient kingdoms of Mercia and Northumbria. For centuries it has formed part ...
Forth
Forth or FORTH may refer to:
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* ''forth'' magazine, an Internet magazine
* ''Forth'' (album), by The Verve, 2008
* ''Forth'', a 2011 album by Proto-Kaw
* Radio Forth, a group of independent local radio stations in Scotla ...
run-of-river scheme that comprises seven conventional hydroelectric power stations and one mini hydro station.
Technical details
The Parangana Dam forms Lake Parangana by damming the
Mersey River. Water from the lake is diverted west to Lemonthyme Power Station via a -long tunnel, followed by a single surface
penstock
A penstock is a sluice or gate or intake structure that controls water flow, or an enclosed pipe that delivers water to hydro turbines and sewerage systems. The term is inherited from the earlier technology of mill ponds and watermills.
H ...
. The water then runs through the power station, and is discharged into the River Forth, then down to Lake Cethana.
The power station was commissioned in 1969 by the
Hydro Electric Corporation (TAS). It has one
Fuji Fuji may refer to:
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* Fuji, Xiangcheng City (付集镇), town in Xiangcheng City, Henan
Japan
* Mount Fuji, the tallest mountain in Japan
* Fuji River
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Francis
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turbine
A turbine ( or ) (from the Greek , ''tyrbē'', or Latin ''turbo'', meaning vortex) is a rotary mechanical device that extracts energy from a fluid flow and converts it into useful work. The work produced by a turbine can be used for generating e ...
, with a generating capacity of of electricity. The station output, estimated to be annually, is fed to
TasNetworks' transmission grid via two 3-phase 11 k
V/220 kV
Siemens
Siemens AG ( ) is a German multinational conglomerate corporation and the largest industrial manufacturing company in Europe headquartered in Munich with branch offices abroad.
The principal divisions of the corporation are ''Industry'', '' ...
generator transformers to the outdoor switchyard.
Although much of the water from Lake Parangana travels the approximately 8 km to the Lemonthyme Power Station (which discharges into the River Forth), some water is allowed to continue down the Mersey River for environmental reasons, after running through the
Parangana mini hydro station.
See also
*
List of power stations in Tasmania
This is a list of active power stations in Tasmania, Australia. Candidates for this list must already be commissioned and capable of generating or more of electricity.
Gas Thermal gas
These power stations use gas combustion to power steam ...
References
Hydroelectric power stations in Tasmania
North West Tasmania
Energy infrastructure completed in 1969
Mersey River (Tasmania)
{{Australia-powerstation-stub