While conducting hydraulic fracturing, the flow rate is required to be controlled to enable the hall-off to block off and uncord the eyelet based on the stimulation process.

• 摘要封堵球分层压裂时，为了使暂堵球按照施工泵注程序对射孔孔眼进行封堵和解封，需要对压裂施工的泵注排量提出要求。