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The Dependence of Short-Range Surface Cyclone Forecasts on the Large-Scale Circulation: A Preliminary Assessment
Publisher: American Meteorological Society
Abstract: Sea level cyclone errors for two contrasting planetary-scale flow regimes, a long-wave trough verses a long-wave ridge over western North America, are computed for the National Meteorological Center's Nested Grid Model ...
An Analysis of Sea-Level Cyclone Errors in NMC's Nested Grid Model (NGM) During the 1987-88 Winter Season
Publisher: American Meteorological Society
Abstract: A study of sea-level cyclone errors which occurred in 24- and 48-h forecasts of the National Meteorological Center's nested grid model (NGM) is performed for the 1987?88 winter season (1 December 1987?31 March 1988). All ...
An Evaluation of Sea Level Cyclone Forecasts Produced by NMC's Nested-Grid Model and Global Spectral Model
Publisher: American Meteorological Society
Abstract: Sea level cyclone errors are computed for the National Meteorological Center's Nested-Grid Model (NGM) and the Aviation Run of the Global Spectral Model (AVN). The study is performed for the 1987/88 and 1989/90 cool seasons. ...
Investigations of In-Plane Fluidelastic Instability in a Multispan U-Bend Tube Array—Part I: Tests in Air Flow
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The tubes in the U-bend region of a recirculating type of nuclear steam generator are subjected to cross-flow of a two-phase mixture of steam and water. There is a concern that these tubes may experience flow-induced ...
Measurement of Steam-Generator-Tube Vibration Damping Caused by Anti-Vibration-Bar Supports
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In 2013, Atomic Energy of Canada Limited (now Canadian Nuclear Laboratories) experimentally measured the damping of a straight tube with a variety of tube supports to examine low-frequency damping. These tests were motivated ...
Investigations of In-Plane Fluidelastic Instability in a Multispan U-Bend Tube Array—Part II: Tests in Two-Phase Flow
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Tests to study fluidelastic instability (FEI) in an array of U-bend tubes were recently completed in the multispan U-Bend test rig at Canadian Nuclear Laboratories. These tests were sponsored by the Electric Power Research ...