Patent application number | Description | Published |
20100134098 | COMPOSITE SYSTEMS, ARTICLES INCORPORATING THE SYSTEM, METHODS FOR IN-SITU, NON-DESTRUCTIVE TESTING OF THESE AND ARRAY PROBES USEFUL FOR THE METHODS - The invention provides composite systems, articles comprising the composite system, methods for the in-situ, non-destructive testing of the articles and/or composite systems, as well as array probes useful in the methods. The composite systems comprise a curable resin and at least one plurality of detectable particles. | 06-03-2010 |
20100321012 | DRIVE COIL, MEASUREMENT PROBE COMPRISING THE DRIVE COIL AND METHODS UTILIZING THE MEASUREMENT PROBE - The invention provides a drive coil and measurement probe comprising the drive coil. The measurement probes can be used, for example, in in-situ, non-destructive testing methods, also provided herein. | 12-23-2010 |
20110068784 | EDDY CURRENT INSPECTION SYSTEM AND METHOD - A multi-frequency eddy current (MFEC) inspection system is provided for inspection of case hardening depth on a part. The MFEC inspection system comprises a generator configured to generate one or more multi-frequency excitation signals and an eddy current probe configured to be disposed at one side of the part. The eddy current probe comprises one or more drivers and one or more pickup sensors. The one or more drivers are configured to receive the one or more multi-frequency excitation signals to induce eddy currents in the part. The one or more pickup sensors are configured to detect the induced eddy currents within a local area of the part to generate one or more multi-frequency response signals. The MFEC system further comprises a processor configured to receive the one or more multi-frequency response signals for processing to determine a case hardening depth of the local area of the part. A pulse eddy current inspection system and an eddy current inspection method are also presented. | 03-24-2011 |
20110196625 | MULTIPHASE FLOW METERING WITH PATCH ANTENNA - Various methods of metering a multi-phase composition in a pipe using patch antenna(s), that operate in a radio or microwave frequency range, are disclosed including locating and then exciting the patch antenna(s) over a range of frequencies; measuring transmitted and reflected signals over time; estimating a shift in a resonant frequency from a baseline resonant frequency; then calculating a permittivity of the composition, based on the shift; and calculating a phase composition of the multi-phase composition. The present invention has been described in terms of specific embodiment(s), and it is recognized that equivalents, alternatives, and modifications, aside from those expressly stated, are possible and within the scope of the appending claims. | 08-11-2011 |
20120099700 | APPARATUS AND METHOD FOR IMPROVED TRANSIENT RESPONSE IN AN ELECTROMAGNETICALLY CONTROLLED X-RAY TUBE - An x-ray tube assembly includes a vacuum enclosure including a cathode portion, a target portion, and a throat portion. The throat portion includes a magnetic field section, upstream section, and downstream section. The magnetic field section has a first susceptibility to generate eddy currents in the presence of a magnetic field intensity. The upstream section is coupled to the cathode portion and the magnetic field section and has a second susceptibility to generate eddy currents in the presence of the magnetic field intensity. The downstream section is coupled to the magnetic field section and has a third susceptibility to generate eddy currents in the presence of the magnetic field intensity. The first susceptibility to generate eddy currents is less than the second and third susceptibilities to generate eddy currents. The assembly includes a target within the target portion, and a cathode within the cathode portion. | 04-26-2012 |
20120099701 | APPARATUS AND METHOD FOR IMPROVED TRANSIENT RESPONSE IN AN ELECTROMAGNETICALLY CONTROLLED X-RAY TUBE - An x-ray tube assembly includes a vacuum enclosure having a cathode portion, a target portion, and a throat portion comprising a non-electrically conductive tube. The throat portion has an upstream end coupled to the cathode portion and a downstream end coupled to the target portion. The x-ray tube assembly also includes a target positioned within the target portion of the vacuum enclosure, and a cathode positioned within the cathode portion of the vacuum enclosure. The cathode is configured to emit a stream of electrons through the throat portion toward the target. | 04-26-2012 |
20130106409 | EDDY CURRENT ARRAY PROBE | 05-02-2013 |
20140260659 | MULTIPHASE FLOW MEASUREMENT USING ELECTROMAGNETIC SENSORS - A method for determining a phase composition of a multiphase mixture flowing through a pipe is presented. The method includes exciting one or more patch antennas configured to operate over the range of frequencies. Further, the method includes acquiring at least one of a transmitted signal and a reflected signal over the range of frequencies from the one or more patch antennas. Moreover, the method includes estimating the phase composition of the multiphase mixture based on a group delay determined from at least one of the transmitted signal and the reflected signal. A system for determining a phase composition of a multiphase mixture flowing through a pipe is also presented. | 09-18-2014 |