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HIVELITE propellant characterization

Description: No Description Available.
Date: March 14, 1975
Creator: Finger, M. & Hayes, B.
Partner: UNT Libraries Government Documents Department
open access

High energy gas fracture experiments in liquid-filled boreholes: potential geothermal application

Description: High Energy Gas Fracturing is a tailored pulse fracturing technique which uses propellants to obtain controlled fracture initiation and extension. Borehole pressurization rates can be tailored, by suitable choice of propellants, to produce four or eight fractures radiating from the wellbore. High Energy Gas Fracture (HEGF) research is conducted at DOE's Nevada Test Site (NTS) in a tunnel complex where experiments can be done under realistic in situ stress conditions (1400 psi (9.7 MPa) overburd… more
Date: July 1, 1986
Creator: Cuderman, J.F.; Chu, T.Y.; Jung, J. & Jacobson, R.D.
Partner: UNT Libraries Government Documents Department
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High-energy gas fracturing in cased and perforated wellbores

Description: A propellant-based technology, High-Energy Gas Fracturing (HEGF), has been applied to fracturing through perforations in cased boreholes. HEGF is a tailored-pulse fracturing technique originally developed by Sandia National Laboratories for application in uncased, liquid-free gas wells in Appalachian Devonian shales. Because most oil and gas wells are liquid filled as well as cased and perforated, the potential impact of present research is significantly broader. A number of commercial tailored… more
Date: June 1, 1986
Creator: Cuderman, J.F.
Partner: UNT Libraries Government Documents Department
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Environmental safety analysis tests on the Light Weight Radioisotope Heater Unit (LWRHU)

Description: A series of safety tests has been performed on the Light Weight Radioisotope Heater Unit (LWRHU), a /sup 238/PuO/sub 2/-fueled device designed to provide thermal energy at selected locations in a spacecraft. The tests simulate the thermal and mechanical environments postulated for spacecraft accidents on the launch pad and on reentry abort. The tests demonstrate almost complete containment of the fuel, or fuel simulant (depleted UO/sub 2/), in (1) an overpressure environment of 12.76 MPa (1850 … more
Date: May 1, 1985
Creator: Tate, R.E. & Land, C.C.
Partner: UNT Libraries Government Documents Department
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Multidimensional DDT modeling of energetic materials

Description: To model the shock-induced behavior of porous or damaged energetic materials, a nonequilibrium mixture theory has been developed and incorporated into the shock physics code, CTH. The foundation for this multiphase model is based on a continuum mixture formulation given by Baer and Nunziato. This multiphase mixture model provides a thermodynamic and mathematically-consistent description of the self-accelerated combustion processes associated with deflagration-to-detonation and delayed detonatio… more
Date: July 1, 1995
Creator: Baer, M. R.; Hertel, E. S. & Bell, R. L.
Partner: UNT Libraries Government Documents Department
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Feasibility study of a hybrid erosion drilling concept

Description: The results of a system analysis of the ERODRILL concept are presented. ERODRILL is an erosion drilling technique that uses a stream of propellant capsules carried in the drilling mud and ignited near the bottom of the drill hole to provide a fluid jet on the rock face. The concept evaluated in this study was a hybrid system using the erosion drill to cut a kerf for a conventional rotary drill to break to. A preliminary design was made and a hypergolic propellant, Hercules HES 6573, was chosen.… more
Date: June 1, 1977
Partner: UNT Libraries Government Documents Department
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Sandia Combustion Research Program: Annual report, 1986

Description: This report presents research results of the past year, divided thematically into some ten categories. Publications and presentations arising from this work are included in the appendix. Our highlighted accomplishment of the year is the announcement of the discovery and demonstration of the RAPRENOx process. This new mechanism for the elimination of nitrogen oxides from essentially all kinds of combustion exhausts shows promise for commercialization, and may eventually make a significant contri… more
Date: January 1, 1986
Partner: UNT Libraries Government Documents Department
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High-energy gas-fracturing development. Annual report, April 1981-March 1982

Description: The objective of this program is to develop and optimize the High Energy Gas Fracturing technique for producing multiple fractures about a wellbore and thereby stimulate natural gas production. Most gas wells in Devonian shales require stimulation to obtain commercially economic production. A propellant based technology has been developed which permits control of pressure loading to obtain multiple fracturing in a borehole. The High Energy Fracturing technique uses a full borehole charge of pro… more
Date: April 1, 1982
Creator: Cuderman, J.F.
Partner: UNT Libraries Government Documents Department
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Attenuation studies of booster-rocket propellants and their simulants

Description: A series of impact experiments on a composite propellant, an energetic propellant, and their simulants was recently completed using a light-gas gun. Previous experiments were done to obtain Hugoniot data, to investigate the pressure threshold at which a reaction occurs, and to measure spall damage at various impact velocities. The present studies measured the attenuation of shock waves in these materials, completing the shock characterization needed for material modeling. An initial impulse of … more
Date: August 1, 1990
Creator: Weirick, L.J.
Partner: UNT Libraries Government Documents Department
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Safety test of an improved multihundred watt FSA: launch abort, solid propellant fire

Description: This safety test consisted of exposing a simulant-fueled Improved Multihundred Watt Fuel Sphere Assembly, containing a Pt-3008 sphere holding the fuel simulant, to a single proximity fire of UTP-3001 solid rocket propellant for 10.5 min. The graphite outside shell sustained only minor abrasion damage. It was covered on one side with a heavy deposit of alumina from the fire mixed with silica from the test bed. The Pt-3008 shell had small amounts of carbon, alumina, and silica deposited on its su… more
Date: July 1, 1978
Creator: Seabourn, C.M.
Partner: UNT Libraries Government Documents Department
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Light-Weight Radioisotope Heater Unit Safety Analysis Report (LWRHU-SAR). Volume II. Accident model document

Description: Purposes of this volume (AMD), are to: Identify all malfunctions, both singular and multiple, which can occur during the complete mission profile that could lead to release outside the clad of the radioisotopic material contained therein; provide estimates of occurrence probabilities associated with these various accidents; evaluate the response of the LWRHU (or its components) to the resultant accident environments; and associate the potential event history with test data or analysis to determ… more
Date: October 1, 1985
Creator: Johnson, E. W.
Partner: UNT Libraries Government Documents Department
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Characterization of rocket propellant combustion products: Description of sampling and analysis methods for rocket exhaust characterization studies

Description: A systematic approach has been developed and experimentally validated for the sampling and chemical characterization of the rocket motor exhaust generated from the firing of scaled down test motors at the US Army's Signature Characterization Facility (ASCF) at Redstone Arsenal in Huntsville, Alabama. The overall strategy was to sample and analyze major exhaust constituents in near real time, while performing off-site analyses of samples collected for the determination of trace constituents of t… more
Date: June 7, 1990
Creator: Jenkins, R.A.
Partner: UNT Libraries Government Documents Department
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Analysis of the accidental explosion at Pepcon, Henderson, Nevada, May 4, 1988

Description: Several hours of fire and numerous explosions destroyed the Pacific Engineering Company plant in Henderson, Nevada, that manufactured ammonium perchlorate (AP) for rocket fuel. This incident began about 1130 PDT on May 4, 1988, with a fire in their Batch House that grew out of control and caused a first large explosion at about 1153 PDT. The final and largest explosion occurred about 1157 PDT. Damages to the surrounding community were surveyed and interpreted as airblast overpressures versus di… more
Date: November 1, 1988
Creator: Reed, J. W.
Partner: UNT Libraries Government Documents Department
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Feasibility study of a hybrid erosion drilling concept, PIFR-984. [ERODRILL]

Description: Analysis of a preliminary design for a hybrid ERODRILL system indicates that the system is practicable for both fabrication and operation in the field. The system as designed is compatible with standard 3-inch i.d., 4/sup 1///sub 2/-inch o.d. drilling pipe and rotary drill bits. Very little additional wellhead equipment will be required in field use. Dynamic loading on the downhole system with this concept is negligible; the upward thrust on the drill stem is only about 6,000 pounds per pulse w… more
Date: June 1, 1977
Partner: UNT Libraries Government Documents Department
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Characterization of rocket propellant combustion products. Chemical characterization and computer modeling of the exhaust products from four propellant formulations: Final report, September 23, 1987--April 1, 1990

Description: The overall objective of the work described in this report is four-fold: to (a) develop a standardized and experimentally validated approach to the sampling and chemical and physical characterization of the exhaust products of scaled-down rocket launch motors fired under experimentally controlled conditions at the Army`s Signature Characterization Facility (ASCF) at Redstone Arsenal in Huntsville, Alabama; (b) determine the composition of the exhaust produces; (c) assess the accuracy of a selec… more
Date: December 9, 1991
Creator: Jenkins, R. A.; Nestor, C. W.; Thompson, C. V.; Gayle, T. M.; Ma, C. Y.; Tomkins, B. A. et al.
Partner: UNT Libraries Government Documents Department
open access

Destruction of XM-46 (aka LGP-1846) using the Molten Salt Destruction Process

Description: The experimental work done on the destruction of the liquid gun propellant XM-46 (or LGP-1846) using the Molten Salt Destruction (MSD) Process at the Lawrence Livermore National Laboratory (LLNL) for the US Army is described in this report. The current methods of disposal of large quantities of high explosives (HE), propellants and wastes containing energetic materials by open burning or open detonation (OB/OD), or by incineration, are becoming undesirable. LLNL is developing MSD as an alternat… more
Date: March 1, 1994
Creator: Upadhye, R. S. & Watkins, B. E.
Partner: UNT Libraries Government Documents Department
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Cleanup/stimulation of a horizontal wellbore using propellants. Final report

Description: This report documents the stimulation/cleanup of a horizontal well bore (Wilson 25) using propellants. The Wilson 25 is a Bartlesville Sand well located in the Flatrock Field, Osage County, Oklahoma. The Wilson 25 was drilled to determine if horizontal drilling could be used as a means to economically recover primary oil that had been left in place in a mostly abandoned oil field because of the adverse effects of water coning. Pump testing of the Wilson 25 horizontal well bore before cleanup or… more
Date: January 1, 1993
Creator: Rougeot, J. E. & Lauterbach, K. A.
Partner: UNT Libraries Government Documents Department
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Base hydrolysis of HMX/DMSO solutions

Description: The authors investigated the decomposition of HMX or PBX-9404 as a 25% solution in DMSO by treatment with aqueous base solutions. They investigated investigated two concentrations of NaOH solutions, 40% NaOH and 2N NaOH. {sup 1}H-nmr spectroscopy was chosen to follow the decomposition by {sup 1}H-nmr spectroscopy, watching the disappearance of the -CH{sub 2}-absorbance of HMX at 6.2 ppm. The 40% NaOH solution is initially immiscible with the DMSO solution but becomes miscible as it reacts. The … more
Date: March 15, 1994
Creator: Pagoria, P. F.
Partner: UNT Libraries Government Documents Department
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Effects of two-phase flow on the deflagration of porous energetic materials

Description: Theoretical analyses are developed for the multi-phase deflagration of porous energetic solids, such as degraded nitramine propellants, that experience significant gas flow in the solid preheat region and are characterized by the presence of exothermic reactions in a bubbling melt layer at their surfaces. Relative motion between the gas and condensed phases is taken into account in both regions, and expressions for the mass burning rate and other quantities of interest, such as temperature and … more
Date: July 1, 1994
Creator: Margolis, S. B. & Williams, F. A.
Partner: UNT Libraries Government Documents Department
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LLNL demonstration of liquid gun propellant destruction in a 0.1 gallon per minute scale reactor

Description: The Lawrence Livermore National Laboratory (LLNL) has built and operated a pilot plant for processing oil shale using recirculating hot solids. This pilot plant, was adapted in 1993 to demonstrate the feasibility of decomposing a liquid gun propellant (LGP), LP XM46, a mixture of 76% HAN (NH{sub 3}OHNO{sub 3}) and 24% TEAN (HOCH{sub 2}CH{sub 2}){sub 3} NHNO{sub 3} diluted 1:3 in water. In the Livermore process, the LPG is thermally treated in a moving packed bed of ceramic spheres, where TEAN a… more
Date: June 1, 1994
Creator: Cena, R. J.; Thorsness, C. B.; Coburn, T. T. & Watkins, B. E.
Partner: UNT Libraries Government Documents Department
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Destruction of LP XM46 using the molten salt destruction process. Revision 1

Description: The preliminary experimental work done on the destruction of the liquid gun propellant LP XM46 (the new designation for LGP-1846) using the Molten Salt Destruction (MSD) Process at the Lawrence Livermore National Laboratory (LLNL) for the US Army is described in this report. A series of 18 continuous experimental runs were made wherein a solution of LP XM46 and water was injected into a bed of molten salt comprising the carbonates of sodium, potassium and lithium, along with air. The purpose of… more
Date: April 1, 1994
Creator: Upadhye, R. S. & Watkins, B. E.
Partner: UNT Libraries Government Documents Department
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CHEETAH 1.0 user`s manual

Description: CHEETAH is an effort to bring the TIGER thermochemical code into the 1990s. A wide variety of improvements have been made in Version 1.0, and a host of others will be implemented in the future. In CHEETAH 1.0 I have improved the robustness and ease of use of TIGER. All of TIGER`s solvers have been replaced by new algorithms. I find that CHEETAH solves a wider variety of problems with no user intervention (e.g. no guesses for the C-J state) than TIGER did. CHEETAH has been made simpler to use th… more
Date: June 24, 1994
Creator: Fried, L. E.
Partner: UNT Libraries Government Documents Department
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The joint DoD/DOE Munitions Technology Development Program

Description: The joint Department of Defense (DoD)/Department of Energy (DOE) Munitions Technology Development Program is a cooperative, jointly funded effort of research and development to improve nonnuclear munitions technology across all service mission areas. This program is enabled under a Memorandum of Understanding, approved in 1985 between the DoD and the DOE, that tasks the nuclear weapons laboratories of the DOE to solve problems in conventional defense. The selection of the technical areas to be … more
Date: August 1, 1994
Creator: Repa, J. V. Jr.
Partner: UNT Libraries Government Documents Department
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