民用船舶舵系軸系修理工藝研究.pdf

1、哈爾濱工程大學(xué)碩士學(xué)位論文民用船舶舵系軸系修理工藝研究姓名：趙華鋒申請學(xué)位級別：碩士專業(yè)：船舶與海洋工程指導(dǎo)教師：李鳳來20120316民用船舶舵系軸系修理I：藝研究AbstractInthecontextoftheabstractwhichanalyzerecentlytransformationoftheenginerepairingobjectsinthedomesticshipyardTherudderandshattsyste

2、mrepairingistoaboutthecrucialobjectsandthereforeintroducecommontypeoftherudderandshaftstructureinthecivilvessels(Suchasbulkcarrier，oiltank，containervesselandengineeringvessellThisworkcanbedividedintothefollowingmainaspec

3、ts：First，forthesakeofanalyzingthemostcommontypeoftheruddertype(suspensionrudder，semi—suspensionrudderanddoublesustainedrudder)，theabstractcategorizethedamagesituationaccordingtotheactuallyconditionsAccordingly；ruddersyst

4、emistouseinthenormalconditions，bearingistowear—downslightlywhichisinthelimitation；ruddersystemandbearingistowear—downwhichisoutofthelimitation；bodyofthebearingholeistowear—down，centeroftheruddersystemistobeeccentric；cone

5、oftherudderbladeorthefaceofflangeistobecorrosion；rudderstockorrudderpintlescrewaretobelostandthebodyoftherudderbladearetobedeformation；rudderstockandrudderpinconearetobecorrosionwhichisbendedanddeformationTheruddercolumn

6、istobebrokenorruptureItistoanalyzethereasonsfortheabovementionedsituationandaccordinglyresearchtherepairingworkmanshipSecond，forsakeofcategorizingthemostcommonshaftsystem(singleshortshaftsystem，oillubricating)，theabstrac

7、tcategorizethedamagesituationaccordingtotheactuallyconditionsAccordingly；shaftsystemistobeinthenormalcondition，stern—tubebearingistobesli曲tlywear—down，stem—tubeoilsealistowithoutdamage；sterntubebearingdismantleandcheckin

8、g，oilsealistoberenewed；sterntubebearingwear—downistobeoutofthelimitationandsterntubeistobedamaged，thecenterofshaftsystemistobeeccentricItistoanalyzethereasonsfortheabovementionedsituationandaccordinglyresearchtherepairin

9、gworkmanshipItisactuallyresearchthenewshaftsysteminstallmentworkmanshipinthereconstructionvesselsFinallyitistesearchtheproblemsinshipyardwhichisoftenhappenbetweenthesteer—gearingchangingplateimpacttheruddersystemandchang

10、ingthebottomplateimpacttherudder—shaftsystemandanalyzingthecontrolworkmanshipTheabstractistesearchaboverepairingworkmanshipwhichistocombinethea11domesticshipyardmethodMakethegeneralresearchinthecommoncharacteristicsandli