GENERAL SOLUTION OF THE OVERALL BENDING OF FLEXIBLE CIRCULAR RING SHELLS WITH MODERATELY SLENDER RATIO AND APPLICATIONS TO THE BELLOWS ( Ⅳ )- CALCULATION FOR U-SHAPED BELLOWS

(整期优先)网络出版时间:2002-10-20
/ 1
ThisisoneoftheapplicationsofPart(Ⅰ),inwhichtheangularstiffness,andthecorrespondingstressdistributionsofU-shapedbellowswerediscussed.Thebellowswaspidedintoprotrudingsections,concavesectionsandringplatesforthecalculationthatthegeneralsolution(Ⅰ)withitsreducedformtoringplateswereusedrespectively,butthecontinuityofthesurfacestressesandthemeridianrotationsateachjointofthesectionswereentirelysatisfied.Thepresentresultswerecomparedwiththoseoftheslenderringshellsolutionproposedearlierbytheauthors,thestandardsoftheExpansionJointManufacturersAssociation(EJMA),theexperimentandthefiniteelementmethod.Itisshownthatthegoverningequationandthegeneralsolution(Ⅰ)areveryeffective.