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Phase Space Matching Errors (open access)

Phase Space Matching Errors

Phase space matching errors when transfering a beam from one circular accelerator to another.
Date: March 3, 1994
Creator: Marriner, John
System: The UNT Digital Library
Tensile-property characterization of thermally aged cast stainless steels. (open access)

Tensile-property characterization of thermally aged cast stainless steels.

The effect of thermal aging on tensile properties of cast stainless steels during service in light water reactors has been evaluated. Tensile data for several experimental and commercial heats of cast stainless steels are presented. Thermal aging increases the tensile strength of these steels. The high-C Mo-bearing CF-8M steels are more susceptible to thermal aging than the Mo-free CF-3 or CF-8 steels. A procedure and correlations are presented for predicting the change in tensile flow and yield stresses and engineering stress-vs.-strain curve of cast stainless steel as a function of time and temperature of service. The tensile properties of aged cast stainless steel are estimated from known material information, i.e., chemical composition and the initial tensile strength of the steel. The correlations described in this report may be used for assessing thermal embrittlement of cast stainless steel components.
Date: March 3, 1994
Creator: Michaud, W. F.; Toben, P. T.; Soppet, W. K.; Chopra, O. K. & Technology, Energy
System: The UNT Digital Library
Equilibrium and volumetric data and model development for coal fluids. Final report, October 1, 1990--September 30, 1993 (open access)

Equilibrium and volumetric data and model development for coal fluids. Final report, October 1, 1990--September 30, 1993

Under continued support from DOE, an experimental facility has been established and operated to measure valuable vapor-liquid equilibrium data for systems of interest in the production and processing of coal fluids. To facilitate the development and testing of models for predicting the phase behavior for such systems, we have acquired substantial amounts of data on the equilibrium phase compositions for binary mixtures of heavy hydrocarbon solvents with the supercritical solutes hydrogen, methane, ethane, CO, and CO{sub 2}. During the course of this project, solubility data were obtained on twenty-two binary mixtures of CO, hydrogen, or nitrogen in a series of paraffinic, naphthenic and aromatic solvents (decane, eicosane, octacosane, hexatriacontane, cyclohexane, decalin, benzene, naphthalene, phenanthrene, pyrene). The measurements were conducted at temperatures from 310 to 433 K, pressures to 22 MPa, and solute mole fraction from 0.01 to 0.30. Estimated errors of the measured gas solubilities in the selected solvents are less than 0.001. Specific accomplishments of this project included (a) upgrading our experimental facility to permit highly accurate measurements of equilibrium phase compositions (solubilities) and phase densities; (b) measuring these properties for systematically-selected binary mixtures to provide critically needed input data for correlation development; (c) developing and testing models suitable …
Date: March 3, 1994
Creator: Robinson, R. L. Jr.; Gasem, K. A. M.; Park, J.; Tong, J.; Shaver, R. D.; Bader, M. S. et al.
System: The UNT Digital Library
Winter Fuels Report: Week Ending February 25, 1994 (open access)

Winter Fuels Report: Week Ending February 25, 1994

The Winter Fuels Report is intended to provide concise, timely information to the industry, the press, policymakers, consumers, analysts, and State and local governments on the following topics: distillate fuel oil net production, imports and stocks on a US level and for all Petroleum Administration for Defense Districts (PADD) and product supplied on a US level; propane net production, imports and stocks on a US level and for PADD`s I, II, and 111; natural gas supply and disposition and underground storage for the US and consumption for all PADD`s; as well as selected National average prices; residential and wholesale pricing data for heating oil and propane for those States participating, in the joint Energy Information Administration (EIA)/State Heating, Oil and Propane Program; crude oil and petroleum price comparisons for the US and selected cities; and a 6--10 Day, 30-Day, and 90-Day outlook for temperature and precipitation and US total heating degree-days by city.
Date: March 3, 1994
Creator: unknown
System: The UNT Digital Library