Circulating lub tes tsho yog qhov tseem ceeb txaus tswj cov khoom siv txuas rau ntawm lub raj saum lub ntim khoom los tsim kev sib txuas lus thiab tso cai rau cov dej ntws ntawm cov tubing thiab casing-tubing annulus. Lwm yam kev siv ntawm lub tes tsho circulating muaj xws li:
• Hloov cov kua dej tom qab lub qhov dej flanged,
• xaiv kev kuaj, kho thiab tsim ib cheeb tsam hauv ib txoj hlua multizone xaiv zoo,
• nyob rau hauv ib tug dual tiav (ua los ntawm tubing thiab annulus) kickoff ntawm annulus los ntawm kev siv ntws los ntawm tubing mus rau annulus thiab
• Gas nqa qhov twg tubing sab hnab tshos mandrels tsis muaj.
