Ryan M. Meyer
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View article: Acoustic sensing and autoencoder approach for abnormal gas detection in a spent nuclear fuel canister mock-up
Acoustic sensing and autoencoder approach for abnormal gas detection in a spent nuclear fuel canister mock-up Open
Currently, spent nuclear fuel (SNF) from commercial nuclear power plants is stored in stainless-steel canisters for interim dry storage. To provide an inert environment, these canisters are backfilled with helium after vacuum drying. Howev…
View article: Impurity gas detection for SNF canisters using probabilistic deep learning and acoustic sensing<sup>*</sup>
Impurity gas detection for SNF canisters using probabilistic deep learning and acoustic sensing<sup>*</sup> Open
Monitoring impurity gases in spent nuclear fuel (SNF) canisters is a novel structural health monitoring approach for SNF in dry storage. The SNF canisters are sealed containers that do not facilitate visual access to the inside. Acoustic s…
View article: Optimizing transmission of acoustic signals to monitor internal conditions of canisters for dry storage of commercial spent nuclear fuel
Optimizing transmission of acoustic signals to monitor internal conditions of canisters for dry storage of commercial spent nuclear fuel Open
Safe storage of spent nuclear fuel (SNF) is critical to the nuclear fuel cycle and the future of nuclear energy. In the United States, SNF is primarily stored via two methods regulated by the U.S. Nuclear Regulatory Commission (U.S. NRC): …
View article: Ecosystem Services Provided by the Novel Winter Cash Cover Crop, Pennycress
Ecosystem Services Provided by the Novel Winter Cash Cover Crop, Pennycress Open
Nutrient loss from agricultural practices in the Midwest contributes to degradation in ecosystem structure and function. Subsurface drainage systems in tilled corn-soybean rotations that rely on fertilization results in up to 50% of fall f…
View article: An Assessment of Machine Learning Applied to Ultrasonic Nondestructive Evaluation
An Assessment of Machine Learning Applied to Ultrasonic Nondestructive Evaluation Open
In the United States, the nuclear industry performs inservice inspection (ISI) through nondestructive examination (NDE) methods in accordance with guidelines specified in the American Society of Mechanical Engineers (ASME) Boiler and Press…
View article: Assessment of Acoustic Sensor Application to Structural Health Monitoring of Reactor Components
Assessment of Acoustic Sensor Application to Structural Health Monitoring of Reactor Components Open
The objectives of SHM of advanced fission reactors include the following: (1) Maintain safe, reliable, and efficient operation of structures, systems, and components in accordance with design intent; (3) Reduce cost; (4) Improve the compre…
View article: Assessment of Cold Spray Technology for Nuclear Power Applications
Assessment of Cold Spray Technology for Nuclear Power Applications Open
This report provides an overview of cold spray (CS) technology as it relates to repair and fabrication of metal alloys in the nuclear power industry. CS is a relatively new technology with applications established in other industries (e.g.…
View article: Evaluation of Nondestructive Examination Responses from Chloride-Induced Stress Corrosion Cracks: Fabrication of Base Metal Test Specimens
Evaluation of Nondestructive Examination Responses from Chloride-Induced Stress Corrosion Cracks: Fabrication of Base Metal Test Specimens Open
This report documents efforts to create actual chloride-induced stress corrosion cracks (CISCCs) in stainless-steel specimens for evaluating application of nondestructive examination (NDE) technologies for detection and sizing of CISCC in …
View article: Analysis of Empirical Probability of Detection Data for Dissimilar Metal Welds
Analysis of Empirical Probability of Detection Data for Dissimilar Metal Welds Open
The U.S. Nuclear Regulatory Commission’s (NRC) Standard Review Plan (SRP) 3.6.3 describes leak-before- break (LBB) assessment procedures that can be used to assess compliance with the 10 CFR 50 Appendix A, General Design Criteria (GDC)-4 r…
View article: Evaluating the effectiveness of nondestructive examinations for spent fuel storage canisters
Evaluating the effectiveness of nondestructive examinations for spent fuel storage canisters Open
Welded stainless steel canisters are used in dry storage systems of spent nuclear fuel from commercial power reactors in the U.S. These systems were initially licensed for 20 years and may receive license renewals for 40 more years from th…
View article: Nondestructive Examination Guidance for Dry Storage Casks
Nondestructive Examination Guidance for Dry Storage Casks Open
In this report, an assessment of NDE methods is performed for components of NUHOMS 80 and 102 dry storage system components in an effort to assist NRC staff with review of license renewal applications. The report considers concrete compone…