US 11,668,185 B2
In-cutter sensor LWD tool and method
Guodong Zhan, Dhahran (SA); Timothy Eric Moellendick, Dhahran (SA); Chinthaka P. Gooneratne, Dhahran (SA); Jianhui Xu, Dhahran (SA); and Arturo Magana Mora, Dhahran (SA)
Assigned to SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed by SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed on Feb. 19, 2021, as Appl. No. 17/180,083.
Prior Publication US 2022/0268146 A1, Aug. 25, 2022
Int. Cl. E21B 47/017 (2012.01); E21B 47/13 (2012.01); E21B 10/573 (2006.01); E21B 12/02 (2006.01); E21B 47/0228 (2012.01); E21B 47/06 (2012.01)
CPC E21B 47/017 (2020.05) [E21B 10/5735 (2013.01); E21B 12/02 (2013.01); E21B 47/0228 (2020.05); E21B 47/06 (2013.01); E21B 47/13 (2020.05)] 10 Claims
OG exemplary drawing
 
1. An instrumented cutter, comprising:
a polycrystalline diamond table;
a substrate bonded to the polycrystalline diamond table;
a sensor, for monitoring a condition of the polycrystalline diamond table, embedded in the substrate,
wherein the sensor comprises an ohmmeter for measuring an electrical resistance of each member of a plurality of electrical conductors embedded in the polycrystalline diamond table;
a wireless transmitter embedded in the substrate and attached to the sensor; and
a power supply embedded in the substrate to provide power to the sensor, and power to the wireless transmitter.