engineering headquarters glasgow scotland products stationary and marine diesel engines subsidiaries homepage website home page british polar engines is a manufacturer of diesel engines based in glasgow scotland . the company has over seventy years experience in the manufacture and supply of spare parts for diesel engines . the engine and company take their name from the engine supplied to amundsen s fram from which he conquered the south pole . contents 1 company 2 polar diesel engines 3 footnotes 4 external links company edit the british polar engines diesel motors of the oberon class submarine hms ocelot s17 . the engines charged the batteries for the silent electric propulsion of the ship . hms ocelot is now a museum ship in chatham dockyard . british polar engines manufactures supplies and installs medium speed marine diesel engines and industrial generating sets . their engines are in a variety of vessels including ferries warships fishing boats and small tugs . they supply suitable replacement parts for a variety of engines including all e i m n and t ranges of polar engines and former nohab and w rtsil engines . they also supply a full range of parts for the admiralty standard range asr1 engines found in oberon class submarines and leopard and salisbury class frigates . 1 the works have been organised to provide a continuous flow of engine components through the machines to the assembly bays . extended inspection test bed and storage facilities contribute to increased output of finished engines . the company are specialists in the servicing and maintenance of diesel engines for all applications . it inspects machines and overhauls all engine components including crankshafts cylinder heads connecting rods fuel equipment and engine pumps . there are in house testing facilities for engines from 20 to 2 500 hp 15 to 1 864 kw and generating sets up to 2 megawatt . 1 polar diesel engines edit the first polar two cycle engine was installed in a seagoing vessel in 1907 . in 1911 the first motor vessel to cross the atlantic the swan hunter built ore carrier toiler was powered by a polar engine . 2 at about the same time roald amundsen in the fram was conquering the south pole and it is from that successful expedition that the engine derives its name . 1 other ships that have made history with polar engines include the girl pat 3 the rescue tugs hms bustler w72 hms turmoil w169 and canadian sealer mv theron chosen for the 1956 commonwealth trans antarctic expedition . british polar engines were of the two cycle type built under licence from nydqvist & holm trollh ttan sweden . their development has continued over the years . the basic design with airless injection was introduced in 1928 . it was an immediate success reliable economic easy to manoeuvre and remarkably simple in design and construction . this early design has been developed and extended to a wide range of engine sizes covering powers from 300 to 4 000 bhp 220 to 2 980 kw without supercharging . 1 in 2000 the company purchased kelvin diesels concentrating engine production at helen street in glasgow . footnotes edit a b c d the british polar engine some background . palmerston north electric power station . retrieved 2010 08 01 . stapersma d. vulcanus versus selandia or the early history of the marine diesel engine . dispuut vulcanus . archived from the original on 18 november 2010 . retrieved 2010 08 01 . the voyage of the girl pat pdf . stour sailing club . archived from the original pdf on 26 may 2005 . retrieved 2010 08 01 . external links edit british polar engines retrieved from https en.wikipedia.org w index.php title british polar engines & oldid 739205085 categories manufacturing companies of scotlandcompanies based in glasgowdiesel engine manufacturersmarine engine manufacturershistory of glasgowhidden categories use dmy dates from july 2015use british english from july 2015 navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages add links this page was last modified on 13 september 2016 at 10 57 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view