Steamship Polstjärnan

Steamship Polstjärnan
from Karlstad

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Steamship Polstjärnan
Built in 1929 at Lindholmens varv, Gothenburg Sweden
Call sign Measures in meter Tonnage Engine
kW 		Speed
Knots
Length Beam Draught Gross Net
SMVR 30.15 5.88 3,0 110 40 125 9
Scotch Marine Steam Boiler with two furnaces.
Compound engine with Stephenson's link-motion.

Steamship Polstjärnan moored in Karlstad
Steamship Polstjärnan at quay in Karlstad

Windlass
Combined steam driven windlass and winch aboard Steamship Polstjärnan.

 

The engine room aboard Steamship Polstjärnan

Scotch marine steam boiler with two furnaces
The Steamship Polstjärnan Scotch Marine Boiler with two furnaces.

 

Stephenson's link-motion

The picture to the left shows the eccentrics and their eccentric-rods for the Stephenson's link-motion.

 

The Steamship Polstjärnanis built to sail in a lake and the feed water to the boiler is pumped from the lake and preheated before it enters the boiler.