IP Library › Patent Application 19048499
Patent Application
App. No. 19/048,499

PRODUCTION LOGGING INSTRUMENT

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Quick Facts
Patent No.
US None
App. No.
19/048,499
Abstract

A logging system and method for operating a logging system are typically used in a wellbore. The logging system may include a logging instrument including a rechargeable energy storage and logging electronics, and a cable configured to trickle charge the rechargeable energy storage. The rechargeable energy storage may include an ultracapacitor. The rechargeable energy storage may be trickle charged through the cable from a remote power source.

Claims (9)

1 .- 63 . (canceled)

64 . A distributed logging system comprising:

a plurality of logging instruments disposed at distinct locations within a well, wherein at least one of the logging instruments comprises a high temperature rechargeable energy storage and electronics, the high temperature rechargeable energy storage comprising at least one high temperature rechargeable ultracapacitor comprising an operating range of 80° C. to 210° C.;

wherein the high temperature rechargeable energy storage is trickle charged during a first time period; and

a cable configured to charge the rechargeable energy storage from a remote power source.

65 . The distributed logging system of claim 64 , wherein at least one of the plurality of logging instruments is permanently installed within the well.

66 . The distributed logging system of claim 64 , wherein the electronics are configured to operate during selected time periods.

67 . The distributed logging system of claim 64 , wherein the logging electronics are configured to transmit data through the cable.

68 . The distributed logging system of claim 64 , wherein the high temperature rechargeable energy storage is trickle charged during a first time period and wherein the electronics are configured to operate using power from the high temperature rechargeable energy storage during a second time period that is shorter than the first time period.