Throwing-in and pulling type cabled intelligent separate injection system and method

• Main Authors: JIA DELI, LIU WEI, SUN ZHIWEI, TANG XIAOXU
• Format: Patent
• Language: Chinese; English
• Published: 19.03.2021
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The invention discloses a throwing-in and pulling type cabled intelligent separate injection system and method. The throwing-in and pulling type cabled intelligent separate injection system comprisesground control equipment, an underground water distributor, an intelligent testing and adjusting short section and a throwing-in and pulling device. The ground control equipment is connected with theintelligent testing and adjusting short section through a cable and is used for sending a testing and adjusting instruction and receiving and processing test data returned by the intelligent testing and adjusting short section; the underground water distributor is connected with the intelligent testing and adjusting short section through a wet butt joint mechanism; the intelligent testing and adjusting short section communicates with a central pipe and a stratum of the underground water distributor and used for measuring the pressure in the oil pipe and the pressure outside the oil pipe and adjusting the water injectio