Self powered sensors for detecting downhole parameters

Chinthaka Pasan Gooneratne (Inventor), Subhas Mukhopadhyay (Inventor), Bodong Li (Inventor), Guodong Zhan (Inventor), Arturo Magana-Mora (Inventor), Timothy Eric Moellendick (Inventor)

Research output: Patent

Abstract

A self-powered sensor array (SPSA) for sensing environmental parameters along a drillstring includes an outer collar having moveable member retainers with moveable members movably located in the moveable member retainers. An inner ring is rotatably supported within the outer collar with bearing elements on an outer surface of the inner ring positioned to displace the moveable members relative to the moveable member retainers in response to relative rotation between the inner ring and the outer collar. Shape memory material elements are arranged in a respective moveable member retainer. Distance sensors are configured to sense a gap responsive to a shape change of the respective shape memory material element and a displacement of the respective moveable member. Power generation components are configured such that, in response to the relative rotation, the bearing elements displace a particular moveable member into a particular moveable member retainer, generating an electric charge.
Original languageEnglish
Patent number11639647
IPCE21B 41/00,E21B 47/01,E21B 47/06,E21B 47/085
Publication statusPublished - 2 May 2023

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  • Self-powered sensors for detecting downhole parameters

    Gooneratne, C. P. (Inventor), Mukhopadhyay, S. (Inventor), Li, B. (Inventor), Zhan, G. (Inventor), Magana-Mora, A. (Inventor) & Moellendick, T. E. (Inventor), 3 Feb 2022, (Submitted) IPC No. E21B 17/10, E21B 47/022, E21B 47/002, E21B 47/085, Patent No. 20220034173

    Research output: Patent

  • Self-powered sensors for detecting downhole parameters

    Gooneratne, C. P. (Inventor), Mukhopadhyay, S. (Inventor), Li, B. (Inventor), Zhan, G. (Inventor), Magana-Mora, A. (Inventor) & Moellendick, T. E. (Inventor), 3 Feb 2022, (Submitted) IPC No. E21B 47/01 2012.1, E21B 47/06 2012.1, E21B 47/12 2012.1, E21B 41/00 2006.1, Patent No. WO2022025944, 18 Sept 2020, Priority date 31 Jul 2020, Priority No. US16944662

    Research output: Patent

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