IP Library Granted Patent US 8,972,206
Granted Patent B2
US 8,972,206 · App. 13/359,262 · Granted Mar 3, 2015

Phased array scanning into a curvature

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Quick Facts
Patent No.
US 8,972,206
App. No.
13/359,262
Granted
Mar 3, 2015
Kind
B2
Abstract

A system for use in determining a location of a defect in an object is provided. The system includes an ultrasonic phased array configured to provide a sector scan of the object, a display, and a processor. The processor is programmed to provide a volume-corrected view of a sector of an ultrasonic inspection of the object on the display, wherein the object has a first surface defined by a first radius and a second surface defined by a second radius that is shorter than the first radius, receive gate parameters of a gate used to measure a location of a reflection of a beam emitted from the ultrasonic phased array, wherein the reflection is indicative of a defect on the first surface or the second surface, and calculate a location of the defect using the gate.

Claims (40)

1. A system for use in determining a location of a defect in an object, the system comprising:

an ultrasonic phased array configured to provide a sector scan of the object;

a display; and

a processor programmed to:

provide a volume-corrected view of a sector of an ultrasonic inspection of the object on the display, wherein the object has a first surface defined by a first radius and a second surface defined by a second radius that is shorter than the first radius;

receive gate parameters of a gate, comprising a gate start and a gate end, used to measure a location of a reflection, wherein the reflection is indicative of a defect on the first surface or the second surface; and

calculate a location of the defect using the gate, by calculating a sound path distance of an ultrasonic beam angle of an ultrasonic beam to the gate start and the gate end for each ultrasonic beam angle in a sector scan; wherein the ultrasonic beam reflects off of the first surface and the second surface.

2. The system of claim 1 , wherein the processor is further programmed to position the gate such that the defect on the object is within the gate.

3. The system of claim 2 , wherein the processor is further programmed to receive a distance from an origin line of the sector scan to one of a start of the gate or a center of the gate.

4. The system of claim 1 , wherein to calculate a location of the defect in the object, the processor is further programmed to:

identify a point where the beam intersects the gate start and a point where the beam intersects the gate end;

calculate a distance of the beam from the gate start intersection point to the gate end intersection point; and

calculate a location of the defect based on the calculated distance of the beam from the gate start intersection point to the gate end intersection point.

5. The system of claim 4 , wherein the processor is further programmed to receive gate parameters of a gate used to measure a location of a reflection of a beam that includes a first leg and a second leg between the gate start and the gate end.

6. The system of claim 1 , wherein providing a volume-corrected view of a sector of an ultrasonic inspection of the object on the display comprises a graphic overlay of a sector gate that enables a user to select the gate parameters.

7. The system of claim 6 , wherein the processor is further programmed to receive a selection of the position of the gate from a user such that the position of the defect of the object is within the gate.

8. The system of claim 1 , wherein the processor is further programmed to enable an auto beam curser to position the gate such that the defect of the object is within the gate.

9. The system of claim 1 , wherein the processor is further programmed to enable an auto sector gate to automatically select the gate parameters.

10. A method for determining a location of a defect in an object, the method comprising:

providing a volume-corrected view of a sector of an ultrasonic inspection of the object, wherein the object has a first surface defined by a first radius and a second surface defined by a second radius that is shorter than the first radius;

receiving parameters of a gate used to measure a location of a reflection of a beam emitted from the ultrasonic phased array, wherein the reflection is indicative of a defect on the first surface or the second surface; and

calculating a location of the defect using the gate, wherein the calculation comprises:

identifying a point where the beam intersects a gate start and a point where the beam intersects a gate end;

calculating a distance of the beam from the gate start intersection point to the gate end intersection point; and

calculating a location of the defect based on the calculated distance.

11. The method of claim 10 , further comprising positioning the gate such that the defect on the object is within the gate.

12. The method of claim 11 , wherein receiving parameters of a gate further comprises receiving parameters of a gate that are representative of a distance from an origin line of the sector scan to a start of the gate or a center of the gate.

13. The method of claim 10 , further comprising receiving parameters of a gate used to measure a location of a reflection of a beam that includes a first leg and a second leg between the gate start and the gate end.

14. The method of claim 13 , further comprising receiving, from the user, a selection of a position of the gate such that the position of the defect on the object is within the gate.

15. The method of claim 14 , further comprising enabling an auto beam curser to position the gate such that the defect on the object is within the gate.

16. The method of claim 10 , wherein providing a volume-corrected view of a sector of an ultrasonic inspection of the object further comprises providing a graphic overlay of a sector gate that enables a user to select the gate parameters.

17. The method of claim 10 , further comprising enabling an auto sector gate to automatically select the gate parameters.

18. The method of claim 10 , wherein the defect is determined to be on the first surface when a beam angle occurs on the first surface in the sector gate when the sector gate is positioned such that a first maximum echo falls in the middle of the sector gate and the defect is determined to be on the second surface when a beam angle occurs on the second surface in the sector gate when the sector gate is positioned such that a second maximum echo falls in the middle of the sector gate.

19. One or more non-transitory computer storage media embodying computer-executable instructions stored thereon, the instructions comprising the steps of:

providing a volume-corrected view of a sector of an ultrasonic inspection of an object, wherein the object has a first surface defined by a first radius and a second surface defined by a second radius that is shorter than the first radius;

receiving parameters of the gate used to measure a location of a reflection of a beam emitted from an ultrasonic phased array, wherein the reflection is indicative of a defect on the first surface when there is a defect on the first surface and indicative of a defect on the second surface when there is a defect on the second surface, and wherein the beam includes a first leg and a second leg between the gate start and the gate end; and

calculating a location of the defect using the gate, by:

identifying a point where the beam intersects a gate start and a point where the beam intersects a gate end;

calculating a distance of the beam from the gate start intersection point to the gate end intersection point; and

calculating a location of the defect based on the calculated distance.

Assignments (3)
CHANGE OF NAME Recorded Feb 14, 2023
From: BAKER HUGHES, A GE COMPANY, LLC
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 062748/0526 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 26, 2020
From: GENERAL ELECTRIC COMPANY
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 051698/0346 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 26, 2012
From: SHAFFER, CHAD MARTIN; RENZEL, PETER; POIRIER, JEROME; BERKE, MICHAEL MARIA; LUTZ, DOUGLAS PAUL; DASARATHAN, RAJ MOHAN; S, ANANDAMURUGAN
To: GENERAL ELECTRIC COMPANY
Reel/Frame 027602/0604 →