Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 40 for “"Stockpile"”.
-
Multi mineral cutoff grade optimization with option to stockpile
Includes bibliographical references (pages 177-178).
-
The Simulation and Analysis of Particle Flow Through an Aggregate Stockpile
For many aggregate mining facilities, the stockpile is the preferred method of storing rock. In many aggregate mines, as well as other mines using stockpiling techniques, understanding the timing and flow of particles through a stockpile is important for correctly timing samples, making proper …
-
Management of the UK plutonium stockpile using thorium fuelled Light Water Reactors
… is responsible for the world’s largest stockpile of civil plutonium (Pu). The intention is to manage the stockpile through the implementation of an appropriate recycling strategy, expected to centre around the use of Mixed OXide (MOX) fuelled Light Water Reactors (LWRs). Typically, MOX …
-
INVESTIGATION OF RESIDUAL MINERAL CONTENT OF BAUXITE STOCKPILES, SALINE MINING DISTRICT, ARKANSAS, U.S.A.
… techniques. This study incorporates five bauxite stockpiles (SP1, Clay, SP2, SP3, SP4) with varying amounts of alumina content situated on approximately 10 acres of land within an area of the former mine recognized as Section 20. Over the past several years, there has been renewed economic …
-
Quantifying the Diversity of Agronomic Traits of Cicer Milkvetch (Astragalus cicer L.) Germplasm Collections Using UAV-Based Imagery
… perennial forage legume well suited for stockpile grazing because of its persistence, high late season quality and yield in the moist areas of the Canadian Prairies. Remote sensing via unmanned aerial vehicles (UAV) has the potential to accurately phenotype forage germplasm with less …
-
Health-related quality of life among Macassar residents with persistent lower respiratory symptoms and
… (PLRS and/or asthma), six years after a sulphur stockpile fire disaster.
-
Computer Vision for Quarry Applications
… is where the final product is piled up to form stockpiles. For inventory purposes, operators often carry out a manual estimation of the size of a the stockpile. This thesis presents a vision system capable of providing a more accurate estimate for the size of the stockpile by using Structure …
-
Ore breakage characterisation of UG2 deposits using the JK RBT
… grab samples from run-of-mine (RoM) ore stockpile (particle selection method) and cut drill core particles (cut core method). A mineralogical analysis of UG2 chromitite, pyroxenite, spotted anorthosite and mottled anorthosite was performed using Leica EZ4D optical microscope and QEMSCAN …
-
An analysis of technical and policy drivers in Current U.S. nuclear weapons force structure
… response to balance deterrence with stockpile reductions has not produced the necessary level of change in the post-Cold War environment of the 21st century. As such, a stagnant position on nuclear weapons reductions diminishes the effect of U.S. global nonproliferation efforts.
-
Strengthening the Sustainability of the Pediatric Vaccine Supply by Using Operations Research Methods
… strategies. First, the problem of establishing stockpile levels for the routinely recommended pediatric vaccines in the United States is considered. The problem is addressed assuming that public health officials are interested in minimizing the risk of a potential vaccine shortage due to a …
-
Structural characterization of polyurethane foam and implications of aging
… as a shock mitigation material in the national stockpile, which degrades over time. A replacement foam, ReCrete was shown to exhibit acceptable mechanical properties after aging, but fractured with impact testing. Previously, processing ReCrete foam at elevated temperature resulted in a decrease …
-
New considerations for compact cyclotrons
… and fast neutron imaging for Enhanced Stockpile Surveillance (ESS). The first two applications are broadly reviewed. The ESS imaging application extends from preliminary work performed by Lawrence Livermore National Laboratory, who proposed a linear accelerator-driven ²H(d,n)³He …
-
Representation: preferences, priorities, and tradeoffs
… and substantive representation. Although the stockpile of studies on the two types of representation has grown dramatically, the citizen’s perspective has been noticeably absent. Second, in using an experiment, the study estimates not only the independent effects of the two aspects of …
-
A hydrogeochemical investigation of metalliferous coal pile runoff and its interaction with soil and groundwater
… aquifer materials adjacent to the D-Area coal stockpile runoff containment basin at the Department of Energy's Savannah River Site were collected and subjected to leaching with the acidic, metalliferous coal pile runoff. Columns were packed to bulk densities of 1.5 Mg m³ and subjected to …
-
Cost Optimized Logistics for Commercial Operations in Low Earth Orbit and Cislunar Space
… LEO space station, a closed loop ECLSS, large stockpile of resources, reduced resupply cadence, and a combination of tourists and visiting crew would be a profitable architecture at the crew capacity of at least three paying customers present on the station per day with an annual operational …
-
Modeling nutrient requirements and measuring nutrient outputs of feedlot cattle
… The impact of facility design (Open lot, Pack, Stockpile, Pit, Lagoon), cattle type (Beef or Holstein), and dietary energy value (Grower or Finisher) on manure nutrient concentration was measured. Manure nutrients were expressed as kg nitrogen (N), phosphate (P2O5), or potash (K2O)/tonne of …
-
North Korea: Resolving the Threat
… the ability to amass a militarily significant stockpile. Concurrently, North Korea has developed one of the world's largest conventional military forces, the purpose for which is the military defeat or intimidation of the Republic of Korea (South Korea). In addition to the North's growing …
-
Effects of waste disposal on soil and water chemistry at an industrial complex near Somerset West, South Africa
… interest due to the presence of a sulphur stockpile, gypsum waste dumps and fertilizer wastewater evaporation site located immediately adjacent to the area. Four key objectives were addressed in the study, namely: (i) to chemically characterise the water and soils in the Dead Tree Area, …
-
The role of education and hands-on training in emergency preparedness and response
… & Prevention Division of Strategic National Stockpile Training Program (SNS). The SNS training program is part of a nationwide preparedness training and education program for employees of state and local health departments, emergency management agencies, health care providers, as well as …
-
The Measurement & Verification of Energy Conservation Measures at a Coal-fired Power Plant
… heat rate of a plant include coal weighing, stockpile surveys, length of assessment periods, changes to static stockpiles, measurement boundary selection and other assumptions. The literature review was used as a basis to develop an M&V methodology for the specific CFPP involved in the case …
Page 1 of 2