Introduction to Pipe Stress - spedweb.com

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Transcript of Introduction to Pipe Stress - spedweb.com

Page 1: Introduction to Pipe Stress - spedweb.com
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Pipe Standards

ASME B31.1

Power Piping

Thermal Power Boilers

ASME B31.3

Process Piping

Oil & Gas Chemical

ASME B31.4

Liquid & Slurry

Pipeline

ASME B31.8

Gas Pipeline

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Others references

code

ASME II

Materials

ASME III

Nuclear

ASME VIII

Flange Leakage FEM

ASME BPE

Bioprocess

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Loads on pipe

Sustained

Weight

Pipe

MaterialInsulation

Fluid

Pressure

Thermal Occasional

Wind Snow Seismic Fluid Transient

Water Hammer

Biphasic

FluidsRelief Valve

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Fluid

InsulationPipe Material

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Add caption directly on to solid colour parts of image Cryogenic insulation

Hot pipes insulation

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Fail due toPneumatic Test

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Stiffners for external pressure

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Pipe span

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“Elephant Foot” deformation

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FLUID TRANSIENT Loud noisesViolentMovementDeformationsLeak Ruptures

Liquid Liquid+

Steam

Liquid+

Gas

Gas

dvdP Unstable Flow Regimes

Discharge

F P+dP BubbleCollapse

StratifiedSlugPlugAnnulusBubble

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