Technical data for steamship S/S Robert

Last updated 2003-09-06

Here you can find technical data for the steamship S/S Robert. Just click at the pictures to get bigger (and better?) images.

Hull:

Length
Width
Hight
Depth ahead
Depth astern
Deplacement
13,92 m
3,02 m
6 m
1,6 m
1,8 m
20 tons

Engine:

Manufacturer
Effect
Construction year
Type
Bergsund MV30 ihk18661-cyl.
Härnösand MV50 ihk1907compound without condensor
Härnösand MV50 ihk1907compound

Data for the present engine (row three in the table above):

Area high pressure cyl.162 cm2
Area low pressure cyl.606 cm2
Stroke245 mm
Calculated rpmca 250 rpm, the propeller has been modified in order to reduce the rpm.
Condensorjetcondensor

SteamengineThe steamengine.

Boiler:

ManufacturerBergsund MV
Construction year1919
TypScottish boiler, riveted
Working pressure, original12 kg/cm2
Working pressure, present10 kg/cm2
Area of heating surface15,3 m2
Grate area0,8-0,9 m2
Volume1,8-2,0 m3
Fuel, originalThick oil with preheater and Kjellanderburner
Fuel, plannedcoal

BoilerThe boiler.

Propeller:

ManufacturerHärnösand MV
Diameter1175 mm
Pitch1250 mm
No of blades4

Sources: SCA-arkivet (Kramfors AB kapitalböcker), G. Stengel, B. Sjölund, B. Westin, Å Persson