IP Library Granted Patent US 11,391,701
Granted Patent B2
US 11,391,701 · App. 16/625,410 · Granted Jul 19, 2022

Method for creating an analysis dataset for an evaluation of an ultrasonic test

Inventors: Johannes Vrana (Munich, DE); Hubert Mooshofer (Munich, DE)
Assignee: SIEMENS ENERGY GLOBAL GMBH & CO. KG
G01N29/069G01N29/043G01N29/221G01N2291/0289G01N2291/0421
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Quick Facts
Patent No.
US 11,391,701
App. No.
16/625,410
Granted
Jul 19, 2022
Kind
B2
Abstract

Various embodiments include methods for creating an analysis data set for an evaluation of an ultrasonic test of an object comprising: providing a first and second measurement data set, each based on an ultrasonic measurement of a region of the object and a SAFT analysis thereof; associating a first equivalent defect size with a volume element of the first measurement data set associated with at least a portion of the region; associating a second equivalent defect size with a volume element of the second measurement data set associated with at least the portion of the region; creating the analysis data set having at least one volume element which is associated with at least the portion of the region; and associating a third equivalent defect size with the volume element of the analysis data set, wherein the third is formed from the maximum of the first and second sizes.

Claims (26)

1. A method for creating an analysis data set for an evaluation of an ultrasonic test of an object, the method comprising:

providing a first and second measurement data set, wherein each measurement data set is based on at least one ultrasonic measurement of a region of the object and a SAFT analysis of the ultrasonic measurement;

associating a first equivalent defect size with a volume element of the first measurement data set, wherein the volume element of the first measurement data set is associated with a portion of the region;

associating a second equivalent defect size with a volume element of the second measurement data set, wherein the volume element of the second measurement data set is associated with the portion of the region;

creating the analysis data set having at least one volume element which is associated with at least the portion of the region; and

associating a third equivalent defect size with the volume element of the analysis data set, wherein the third equivalent defect size is formed from the maximum of the first and second equivalent defect sizes.

2. The method as claimed in claim 1 , further comprising bringing the volume element of the first measurement data set and the volume element of the second measurement data set into correspondence to one another using at least one of: of a translation, rotation, dilatation, or resampling.

3. The method as claimed in claim 1 , further comprising normalizing the first and/or second equivalent defect sizes before the formation of the maximum.

4. The method as claimed in claim 3 , wherein:

the first measurement data set is based on an ultrasonic measurement having a first acoustic irradiation direction; and

the second measurement data set is based on an ultrasonic measurement having a second acoustic irradiation direction;

further comprising normalizing the first and/or second equivalent defect sizes based at least in part on the respective acoustic irradiation direction.

5. The method as claimed in claim 4 , wherein the normalization takes place by means of an ellipsoid which determines the respective normalization as a function of the respective acoustic irradiation direction.

6. The method as claimed in claim 3 , wherein:

the first measurement data set is based on an ultrasonic measurement having a first polarization of the irradiated ultrasound; and

the second measurement data set is based on an ultrasonic measurement having a second polarization of the irradiated ultrasound;

further comprising normalizing the first and/or second equivalent defect sizes based at least in part on the respective polarization.

7. The method as claimed in claim 3 , wherein:

the first measurement data set is based on an ultrasonic measurement using a first ultrasonic probe; and

the second measurement data set is based on an ultrasonic measurement using a second ultrasonic probe;

further comprising normalizing the first and/or second equivalent defect sizes based on a function of the ultrasonic probe which is used.

8. The method as claimed in claim 3 , further comprising determining the respective normalization using a respective maximally permissible equivalent defect size.

9. The method as claimed in claim 3 , further comprising normalizing the first and/or second equivalent defect sizes based on a use of the object before forming the maximum.

10. The method

as claimed in claim 1 , further comprising

evaluating defects within the object using the created analysis data set.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 10, 2021
From: SIEMENS AKTIENGESELLSCHAFT
To: SIEMENS ENERGY GLOBAL GMBH & CO. KG
Reel/Frame 057279/0865 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 30, 2020
From: VRANA, JOHANNES; MOOSHOFER, HUBERT
To: SIEMENS AKTIENGESELLSCHAFT
Reel/Frame 052263/0853 →