Introduction to Stimulation

Introduction to Reservoir Stimulation Kellyville Training Center 

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Well Stimulation Stimulation is a chemical or mechanical method of increasing flow capacity to a well. • Dowell Schlumberger is mainly concerned with three methods of stimulation: • 1. Wellbore Cleanup :

! "luids not in#ected into formation$ % a. Chemical Chemical Trea Treatment tment % b. &erf &erf Wash Wash • '. (atri) Treatment Treatment : ! *n#ection below frac pressure$ % a. (atri) (atri) +cidi,ing +cidi,ing % b. Chemical Treatment • -. "racturing ! *n#ection above frac pressure$ % a. +cid +cid "ra "rac c % b. &roppe &ropped d "rac "rac

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Stimulation Techniques • estores "low Capacity: % Wellbore Cleanup % (atri) Treatment

These procedures are performed below fracture pressure. • Create /ew "low Capacity: % 0ydraulic "racturing +cid and Sand2

These procedures are performed above fracture pressure.

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