Page 424 - Pipeline Pigging Technology

Pigging through Yfittings

(USING WATER)
PEAK PIGGING TRANSIT PEAK PIGGING
DIFF PRES SPOOL DIFF PRES FLOW IN
IN TRANSIT AVG VEL IN T- OPPOSITE
SPOOL(PSI) (FLOW RATE) (PSI) SIDE

9 .59 FPS 10 400-550
(146 6PM) GPM

9 .92 FPS 6 NO FLOW
(214 GPM)

6 2.23 FPS 2 300-450
(519 GPM) GPM

5 2.31 FPS 4 NO FLOW
(567 GPM)

9 2.50 FPS 4 100-200
(582 GPM) GPM

7 2.60 FPS 7 NO FLOW
(606 GPM)

Table 2. TDW 'Redskin' foam pig (using water).

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