Portia, of 883 tons gross, built by Smith's Dock Co for Hellyer Bros; length oa 210 ft 6 in., breadth molded 34 ft 6 in.; depth molded 17 ft 10 in.; fishroom capacity 17,300 cu ft; three d-c generators are supplied by one 6-cyl and two 8-cyl English Electric engines; power is supplied to propeller shaft by single armature 850 v d-c propulsion motor, which delivers 1500 shp at 160 rpm; plan. (See also Brit Motor Ship v 37 n 439 Dec 1956 p 344-7; Shipbldg and Shipg Rec v 89 n 1 Jan 3 1957 p 7-10)
Diesel electric trawler "Portia"
Mar Engr Naval Architect
Marine Engineer and Naval Architect ; 80 , n 964
1957
11 pages
Article (Journal)
English
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Diesel-electric trawler `Portia'
Engineering Index Backfile | 1957
|Diesel electric trawler "Portia"
Engineering Index Backfile | 1957
Diesel electric trawler "Portia"
Engineering Index Backfile | 1956
British diesel-electric trawler
Engineering Index Backfile | 1957
Presaging diesel-electric trawler
Engineering Index Backfile | 1931
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