Page 423 - Pipeline Pigging Technology

Pipeline Pigging Technology

PEAK PIGGING PEAK PIGGING TRANSIT
DIFF PRESS DIFF PRESS SPOOL
PIG IN TRANSIT IN 'Y' AVERAGE
DESCRIPTION SPOOL(PSI) SPOOL(PSI) VELOCITY

Select Industries 0 0 .30-.40 FPS J
Soluble Sphere
TDW Redskin Foam Pig 5-9 2-10 .59-20.0 FPS
F. H. Maloney Sphere 6-10 N/A 4.5-20.0 FPS
Knapp Foam Pig 11-25 6-25 .74-5.20 FPS

Knapp Dual-Diameter 10-33 11-37 .91-5.18 FPS
(14X10) Gauging Pig
TDW Dual-Diameter 20-51 7-42 .41-6.90 FPS
(14X10) Scraper PIG

TDW Redskin Foam PIG & 22-38 25-38 .88-2.16 FPS
Dual-Diameter(14X10)
Scraper Pig(Pig Train)
Knapp Foam Pig & TDW 29-40 27-50 .81-1.64 FPS
Dual-Diameter(14X10)
Scraper Pig(Pig Train)
Sun Engineering Squeegee 37-42 N/A 5.00-16.7 FPS
(Cup-Type) Pig
VetcoLog Intelligent 54-89 17-64 1.04-4.78 FPS
Pig
1. Soluble sphere velocities based on flow rates.

Table 1. Summary of pigging results.

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