A method for multidimensional, tomographic material and/or condition testing on a test specimen is invented, wherein a sensor with electronics for sending, recording and processing measurement data is arranged in each case on the test specimen or in a region of the test specimen at a plurality of predeterminable positions, wherein at least one sensor or the electronics of at least one sensor is used for carrying out a plurality of different physical measurement methods on the test specimen and for generating, triggering and/or transmitting pulses and/or signals required for carrying out at least one of the measurement methods. Furthermore, a device for multidimensional, tomographic material and/or condition testing on a specimen to assess, in particular for carrying out the above method, is invented, wherein the device comprises a plurality of sensors each having electronics, wherein a sensor with electronics for recording and processing measurement data can be arranged on the test specimen or in a region of the test specimen at a plurality of predeterminable positions in each case, at least one sensor or the electronics of at least one sensor being designed for carrying out a plurality of different physical measurement methods on the test specimen and for generating, triggering and/or emitting pulses and/or signals required for carrying out at least one of the measurement methods. Finally, a corresponding sensor for one such device is disclosed.

The present disclosure provides a system and method for real-time visualization of a material during ultrasonic non-destructive testing. The system includes a graphical user interface (GUI) capable of showing a three-dimensional (3-D) image of a composite laminate constructed of a series of two-dimensional (2-D) cross sections. The GUI is capable of displaying the 3-D image as each additional 2-D cross section is scanned by an ultrasonic testing apparatus in real time or near real time, including probable defect regions that contain a flaw such as a hole, crack, wrinkle, or foreign object within the composite. Furthermore, in one embodiment, the system includes an artificial intelligence capable of highlighting defect areas within the 3-D image in real time or near real time and providing data regarding each defect area, such as the depth, size, and/or type of each defect.

The present invention is related to a device and a method using said device for the measurement and classification of bubble sizes in a liquid medium. This invention comprises two electric emitter and receiver transducers located at an angle lower than 180 degrees one with respect to the other, and ultrasonic signal emitter and receiver circuits operatively connected to the electric emitter and receiver transducer respectively. The classification of the bubble sizes is based on two-dimensional time domain patterns that represent the trace of the bubbles when they cross a generated ultrasonic field. This invention is of great utility to track processes involving the generation of bubbles in liquid media such as the froth flotation in mining.

The present invention is related to techniques for the inspection of joints and repairs in pipelines. In this scenario, the present invention provides a method for the inspection of joints in composite pipes and of composite repairs in metal pipelines, comprising the steps of (i) emitting a series of acoustic wave pulses, at different frequencies, from a collar of acoustic transducers (4) positioned at a predetermined distance from the joint (5) or repair (1) to be inspected, (ii) recording, during a time interval subsequent to the emission, the echoes of the wave displacements up to the repair or joint in each of the transducers of the collar of acoustic transducers (4) in the form of A-Scan, and (iii) generating a planarized C-Scan image, by means of the CSM method, for each pulse emission frequency from the collar of acoustic transducers (4). The invention further provides a system for the inspection of joints in composite pipes and of composite repairs in metal pipelines associated with the method described above.

Operating parameters are selected for inspecting a structure. Selecting the operating parameters includes exciting broadband ultrasonic guided waves in a multilayered structure, acquiring data corresponding to the sensed broadband ultrasonic guided waves in the multilayered structure, selecting one or more narrow frequency bands based on the acquired data, and inspecting the multilayered structure using ultrasonic guided waves in the one or more narrow frequency bands. In some examples, the data is acquired by an inspection tool capable of sensing the broadband ultrasonic guided waves in the multilayered structure.

An ultrasound probe includes a casing, a first transmitting unit, a second transmitting unit and a receiving unit. The first transmitting unit is used for transmitting a first push beam and the first push beam has a first transmitting frequency. The second transmitting unit is used for transmitting a second push beam and the second push beam has a second transmitting frequency. The receiving unit has a receiving frequency and is used for selectively receiving a reflective wave of the first push beam and the second push beam, wherein the receiving frequency is covered with the first transmitting frequency and the second transmitting frequency. The receiving unit, the first transmitting unit and the second transmitting unit are disposed in the casing side by side.

A measuring device for measuring an inspection target on the basis of vibration generated when the inspection target has been irradiated with laser light includes a condensing position deriving portion configured to derive an amount of adjustment of a distance between condensing lenses of a laser condensing unit configured to condense the laser light on the basis of a distance between a laser device configured to radiate the laser light and an irradiation location of the laser light and a communicating portion configured to transmit control information including information representing the amount of adjustment to the laser condensing unit.

An apparatus for inspecting a well having nested multi-tubular structure, includes: an acoustic transducer conveyed in an inner-most tubular in the structure and configured to receive a return acoustic signal having a plurality of resonances due to the structure; an acoustic impedance matching material disposed on a sensing face of the acoustic transducer; a signal generator that generates a signal having a plurality of frequencies to drive the acoustic transducer; a signal shaper that modifies the signal to provide a drive signal to the acoustic transducer; and a processor configured to determine an annulus distance of any tubular in the structure with respect to an adjacent tubular using a time of flight of a transmitted acoustic signal, an acoustic speed in a component in the nested multi-tubular structure using the annulus distance and the plurality of resonances, and a characteristic of the component that corresponds with the acoustic speed.

A method (900, 1000) of determining a vibration response parameter of a vibratory element (104) is provided. The method (900, 1000) includes vibrating the vibratory element (104) at a first frequency with a first drive signal, receiving a first vibration signal from the vibratory element (104) vibrated at the first frequency, measuring a first phase difference, the first phase difference being a phase difference between the first drive signal and the first vibration signal. The method (900, 1000) also includes vibrating the vibratory element (104) at a second frequency with a second drive signal, receiving a second vibration signal from the vibratory element (104) vibrated at the second frequency, measuring a second phase difference, the second phase difference being a phase difference between the second drive signal and the second vibration signal. The method (900, 1000) further includes using the first phase difference and the second phase difference to determine at least one of a phase difference, and a frequency of the vibratory element (104).

Structure information for a substance within a volume may be obtained. The structure information may characterize structural non-linearity of the substance within the volume. A structure model for the substance within the volume may be generated based on the structure information and/or other information. The structure model may simulate one or more characteristics of the substance within the volume. Presentation of information on the characteristic(s) of the substance within the volume may be effectuated based on the structure model and/or other information.