Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen ElectricfiledCriticalGen Electric
Priority to MYPI20014461priorityCriticalpatent/MY128647A/en
Publication of MY128647ApublicationCriticalpatent/MY128647A/en
Measurement Of Mechanical Vibrations Or Ultrasonic Waves
(AREA)
Abstract
A SYSTEM PREDICTS NATURAL FREQUENCY RESPONSES (132) IN TUBE SUBSYSTEMS (10) INCLUDING SHROUDED BELLOWS COMPONENTS (12). THE SYSTEM DETERMINES A STIFFNESS MULTIPLIER FROM INPUT VALUES (110) AND USES THE DETERMINED FLEXIBILITY FACTOR TO DETERMINE THE NATURAL FREQUENCY RESPONSES. THE INPUT VALUES INCLUDES GEOMETRY INPUT (116) AND DYNAMIC OPERATING CONDITION INPUTS (114). THE FLEXIBILITY FACTOR IS DETERMINED WITH A REGRESSION EQUATION. THE REGRESSION EQUATION, BASED ON DYNAMIC STIFFNESS TEST DATA OF VARIOUS SHROUDED BELLOWS CONFIGURATIONS, PERMITS THE SYSTEM TO CHARACTERIZE THE SHROUDED BELLOWS USING A GEOMETRY ELEMENT THAT INCLUDES AN ASSIGNED FLEXIBILITY FACTOR BASED ON DYNAMIC STIFFNESS TEST DATA.(FIG 3)
MYPI200144612001-09-242001-09-24Methods and apparatus for model based shrouded bellows stiffness determinations
MY128647A
(en)