Top drive movement measurements system and method

Patent metadata

Field	Value
Publication number	US-10107089-B2
Application number	US-201314140031-A
Country	US
Kind code	B2
Filing date	Dec 24, 2013
Priority date	Dec 24, 2013
Publication date	Oct 23, 2018
Grant date	Oct 23, 2018

Abstract

Top drive movement measurement system having a sensor module configured to be disposed about and couple to a component of a top drive system, a first plurality of sensors of the sensor module, wherein the first plurality of sensors is configured to detect lateral movement of the component of the top drive system, and a second plurality of sensors of the sensor module, wherein the second plurality of sensors is configured to detect one or more compression or tension forces in the component of the top drive system.

First claim

The invention claimed is:

1. A top drive system; comprising:
a top drive movement measurement system, comprising:
a saver sub configured to couple to the top drive system;
an annular housing disposed about the saver sub;
a first plurality of sensors disposed within the annular housing, wherein the first plurality of sensors is configured to detect lateral movement of the saver sub of the top drive system, wherein the first plurality of sensors comprises a linear accelerometer and a gyroscope;
a second plurality of sensors disposed about an outer circumference of the saver sub, wherein the second plurality of sensors is configured to detect one or more compression or tension forces on the saver sub of the top drive system, wherein the second plurality of sensors comprises a plurality of strain gauges, wherein the plurality of strain gauges are spaced equidistantly about the outer circumference of the saver sub; and
one or more non-transitory, computer-readable media having executable instructions stored thereon, the executable instructions comprising instructions configured to detect circular or oblong movement of the saver sub of the top drive system based on combined data collected by the first plurality of sensors, the second plurality of sensors, or both, and instructions configured to generate an alert upon detection of the circular or oblong movement, wherein the detection of the circular or the oblong movement comprises the first plurality of sensors detecting lateral movement that exceeds a first threshold and the second plurality of sensors detecting compression and tension forces that exceed a second threshold, wherein the one or more non-transitory, computer-readable media comprises at least one first value and at least one second value stored thereon, wherein the at least one first value corresponds to the first threshold value and the at least one second value corresponds to the second threshold value.

2. The system of claim 1 , wherein the annular housing comprises at least one cover, wherein the first plurality of sensors are coupled to a printed circuit board disposed in the annular housing.

3. The system of claim 2 , wherein a battery is disposed within the annular housing, wherein the battery is configured to supply power to the first plurality of sensors, second plurality of sensors, the printed circuit board, or any combination thereof.

4. The system of claim 1 , wherein the annular housing comprises an antenna, wherein the antenna is configured to transmit the combined data collected by the first plurality of sensors, the second plurality of sensors, or both to a monitoring system of the top drive movement measurement system.

5. The system of claim 4 , wherein the top drive movement measurement system comprises the monitoring system, wherein the monitoring system comprises:
a signal receiver configured to receive the combined data from the antenna;
a processor; and
the one or more non-transitory, computer-readable media having executable instructions stored thereon.

6. A method, comprising:
operating a top drive system of a drilling rig;
detecting a first parameter indicative of lateral movement of the top drive system with respect to a rotational axis of the top drive system with one or more accelerometers, one or more gyroscopes, or a combination of both;
detecting a second parameter indicative of lateral movement of the top drive system with respect to the longitudinal axis of the top drive system with one or more strain gauges, wherein the first parameter is different from the second parameter;
transmitting the first parameter and the second parameter to a monitoring system;
comparing the first parameter to a first threshold value and comparing the second parameter to a second threshold value with the monitoring system;
detecting presence of circular or oblong movement in the top drive system based on the first parameter and the second parameter; and
generating an alert with the top drive system when the first parameter exceeds the first threshold value, the second parameter exceeds the second threshold value, or both,
wherein detecting the first parameter indicative of lateral movement of the top drive system with respect to the rotational axis of the top drive system with the one or more accelerometers, one or more gyroscopes, or a combination of both comprises detecting a first linear force in a first lateral direction and detecting a second linear force in a second lateral direction, wherein the first lateral direction is perpendicular to the second lateral direction,
wherein detecting the second parameter indicative of lateral movement of the top drive system with respect to the longitudinal axis of the top drive system with the one or more strain gauges comprises detecting strain on a surface of a saver sub of the top drive system, and wherein detecting the second parameter indicative of lateral movement of the top drive system with respect to the longitudinal axis of the top drive system with the one or more strain gauges comprises detecting a compression measurement with a first strain gauge of the plurality of strain gauges and subsequently detecting a tension measurement with a second strain gauge of the plurality of strain gauges.

7. The method of claim 6 , wherein detecting strain on the surface of the saver sub of the top drive system with the one or more strain gauges comprises detecting strain on an outer circumference of the saver sub of the top drive system.

8. The method of claim 6 , comprising:
generating at least one output value of the first parameter, the second parameter, or both with respect to time; and
displaying the at least one output value on a display.

9. A top drive movement measurement system comprising:
an annular housing configured to be disposed about and couple to a saver sub of a top drive system, wherein the annular housing comprises:
a first plurality of sensors disposed within the annular housing, wherein the first plurality of sensors is configured to detect lateral movement of the saver sub of the top drive system; and
second plurality of sensors disposed about an outer circumference of the saver sub, wherein the second plurality of sensors is configured to detect one or more compression or tension forces on the saver sub of the top drive system, wherein the first plurality of sensors comprises a linear accelerometer, a gyroscope, or both, and the second plurality of sensors comprises a plurality of strain gauges; and

a monitoring system, comprising:
a signal receiver configured to receive data from the first plurality of sensors, the second plurality of sensors, or both;
a processor; and
one or more non-transitory, computer-readable media having executable instructions stored thereon, the executable instructions comprising instructions configured to actuate an alert of the monitoring system when the first plurality of sensors, the second plurality of sensors, or both provide combined data indicative of circular or oblong movement of the saver sub of the top drive system, wherein the alert comprises a visual alert, an auditory alert, or both,
wherein the one or more non-transitory, computer-readable media is configured to detect the circular or the oblong movement when a first strain gauge of the plurality of strain gauges detects a compression measurement in excess of a first threshold value and a second strain gauge of the plurality of strain gauges subsequently detects a tension measurement in excess of a second threshold value, wherein the first and second strain gauges are coupled to the outer circumference of the saver sub of the top drive system, and the first and second strain gauge are disposed approximately 180 degrees apart from one ano

Assignees

• Nabors Drilling Tech Usa Inc

Inventors

• Greening Douglas
• Mihai Marinel
• Dewald Brian
• Saw Piew Soe

Classifications

• E21B44/00 Primary

  Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions · CPC title

• E21B3/02

  Surface drives for rotary drilling · CPC title

• E21B47/0006

  Fixed Constructions · mapped topic

• E21B3/022

  Top drives · CPC title

• E21B47/007

  Measuring stresses in a pipe string or casing (for locating blocked portions of pipes E21B47/09) · CPC title