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The Effects of Joints in Two Beryllium Hemispheres Used to Form an Ignition Capsule for the National Ignition Facility (open access)

The Effects of Joints in Two Beryllium Hemispheres Used to Form an Ignition Capsule for the National Ignition Facility

None
Date: February 2, 1998
Creator: Bel'kov, S. A.; Bondarenko, S. V.; Ilkaeva, L. A.; Kochemasov, G. G.; Mkhitarian, L. S.; Vinokurov, O. A. et al.
System: The UNT Digital Library
[Magnetic helicity and current drive in fusion devices]. Final technical report (open access)

[Magnetic helicity and current drive in fusion devices]. Final technical report

The research program focused on two main themes: (i) magnetic helicity and (ii) current drive by low-frequency waves. At first these themes seemed unrelated, but as time progressed, they became interwoven, and ultimately closely connected. A sub-theme is that while the MHD model of a plasma stimulates many intriguing counter-intuitive ideas for creating and sustaining magnetic confinement configurations, usually the crux of these schemes involves some sort of breakdown of MHD, i.e., involves physics which transcends MHD.
Date: February 2, 1998
Creator: unknown
System: The UNT Digital Library
Acoustic hygrometer. Final report (open access)

Acoustic hygrometer. Final report

The water vapor content for air in drier ducts, ovens, furnaces and the like is determined by a measurement of sound speed which is done by measuring the time difference between sound pulses reflected by two reflectors spaced a known distance apart in a guide tube. The transmitter-receiver is located at one end of the tube. The tube has enough number of holes to allow the hot moist air to get into the probe tube. A non-porous tube containing dry air placed in the same duct provides a similar measurement of dry-sound speed. The ratio of the two speeds of sound or the two measured time intervals is a simple function of the water vapor content practically independent of temperature thereby providing a very accurate measurement of water vapor content over an extremely wide range of temperatures. The sensor is accurate, immune to harsh environments, has an extremely low time constant, has absolutely no hysteresis and needs no calibration.
Date: February 2, 1998
Creator: Shakkottai, P. & Kwack, E.Y.
System: The UNT Digital Library
CO2 Huff-n-Puff Process in a Light Oil Shallow Shelf Carbonate Reservoir (open access)

CO2 Huff-n-Puff Process in a Light Oil Shallow Shelf Carbonate Reservoir

The principal objective of the Sundown Slaughter Unit (SSU) CO2 Huff- n- Puff (H- n- P) project is to determine the feasibility and practicality of the technology in a waterflooded shallow shelf carbonate environment. Sundown Slaughter Unit is the second demonstration site associated with this project, following the unsuccessful test at Central Vacuum Unit. The ultimate goal will be to develop guidelines based on commonly available data that other operators in the industry can use to investigate the applicability of the process within other fields. The technology transfer objective of the project is to disseminate the knowledge gained through an innovative plan in support of the Department of Energy's (DOE) objective of increasing domestic oil production and deferring the abandonment of shallow shelf carbonate (SSC) reservoirs. Tasks associated with this objective are carried out in what is a timely effort for near- term goals. The goal of this Sundown Slaughter Unit Project is to demonstrate the CO2 Huff- n- Puff process in a waterflooded, light oil, shallow shelf carbonate reservoir within the Permian Basin. The CO2 Huff- n- Puff process is a proven enhanced oil recovery technology for Louisiana- Texas gulf coast sandstone reservoirs. The reader is referred to three …
Date: February 2, 1998
Creator: Prieditis, John; Kovar, Mark; Cole, Roger & Wehner, Scott
System: The UNT Digital Library