US 11,725,498 B2
Method and apparatus for downhole charging and initiation of drilling microchips
Abrar Alshaikh, Saihat (SA); Bodong Li, Dhahran (SA); Jianhui Xu, Dhahran (SA); and Guodong Zhan, Dhahran (SA)
Assigned to SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed by SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed on Dec. 14, 2021, as Appl. No. 17/644,276.
Prior Publication US 2023/0184090 A1, Jun. 15, 2023
Int. Cl. E21B 47/01 (2012.01); E21B 34/14 (2006.01); E21B 47/12 (2012.01)
CPC E21B 47/01 (2013.01) [E21B 34/142 (2020.05); E21B 47/138 (2020.05); E21B 2200/06 (2020.05)] 20 Claims
OG exemplary drawing
 
11. A method for a well, the method comprising:
installing a sliding sleeve into a tubular body, the sliding sleeve having a ball landing seat, a microchip ring, a plurality of microchips, and a charging ring;
charging the plurality of microchips, while running the tubular body into the well, using the charging ring, wherein the charging ring comprises a circuit having a voltage regulation chip, a microprocessor, and a circuit motion sensor;
pumping a ball into the ball landing seat to trigger movement of the sliding sleeve;
releasing the plurality of microchips from the microchip ring into the well through an exit groove in the tubular body due to the movement of the sliding sleeve;
receiving and holding the ball in a ball catcher; and
gathering data of the well using the plurality of microchips.