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Showing 1 to 19 of 19 for “"Magnetic Confinement Fusion"”.
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Techno-economic Analysis of Deuterium-Tritium Magnetic Confinement Fusion Power Plants
… techno-economic analysis of Deuterium-Tritium Magnetic Confinement Fusion Power Plants (FPP), tailored to enhance the economic viability and scalability of FPPs in response to global energy challenges and climate change. Amidst a backdrop of substantial investments in fusion technology, …
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An Analysis of p-6Li as Fuel in Magnetic Confinement Fusion Reactors
Made available in DSpace on 2017-07-06T18:58:58Z (GMT). No. of bitstreams: 3 Stroud_Phillip_D_MS.pdf: 32435627 bytes, checksum: b54b75e4edd9a6c0297a78ecc64fb5ad (MD5) Stroud_Phillip_D_MS_ABS.pdf: 457047 bytes, checksum: 60281b82e7c029d497f292a94bd9209f (MD5) license.txt: 4813 bytes, checksum: …
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External proton beam analysis of plasma facing materials for magnetic confinement fusion applications
A 1.7MV tandem accelerator was reconstructed and refurbished for this thesis and for surface science applications at the Cambridge laboratory for accelerator study of surfaces (CLASS). At CLASS, an external proton beam set-up was designed and constructed to perform in-air ion beam analysis on …
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USING COMPUTATIONAL METHODS TO OPTIMIZE HIGH HEAT FLUX COMPONENT THERMAL PERFORMANCE IN MAGNETIC CONFINEMENT FUSION REACTOR RESEARCH
… to support experimental research for nuclear fusion applications. The project begins by designing and analyzing test sections supporting a helium flow loop assembled at Oak Ridge National Laboratory to analyze heat transfer enhancement for systems such as blanket and divertor components. This …
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Strategies and systems for modelling, real-time control and data acquisition in magnetic confinement fusion [Strategie e sistemi per la modellazione, il controllo e l'acquisizione dati in real-time nella fusione a confinamento magnetico]
… di controllo e diagnostica per esperimenti di fusione a confinamento magnetico, con particolare attenzione al miglioramento dell'affidabilità e della reattività della regolazione del plasma nei dispositivi Tokamak. Il lavoro collega la modellazione teorica, l'implementazione di sistemi …
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Alcator C-Mod soft X-ray pulse height analysis system
… system has been installed on the Alcator C-Mod magnetic confinement fusion experiment. The PHA utilizes a Si(Li) detector to measure soft X-rays in the 1-30 keV range with an energy resolution on the order of 100eV. A FASTComtec MCA-3 multichannel analyzer allows integration times of ims while …
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Fluctuation induced cross-field transport in Hall thrusters and tokamaks
… understood is the transport of particles across magnetic field lines at rates significantly higher than predicted by theory exclusively based on collisions. This "anomalous" transport is observed in many different classes of plasma experiment. Notably, both magnetic confinement fusion devices and …
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Combined analytical and numerical solutions in liquid metal flows in a rectangular duct with uniform or non-uniform, strong magnetic fields
… flows in self-cooled liquid-lithium blankets for magnetic-confinement fusion reactors, liquid metal flows in rectangular ducts with thin conducting walls have been treated by combining analytical methods and numerical solutions. An asymptotic method has been used in the linear stability analysis …
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Deterministic chaos in Alcator C-Mod edge turbulence
… the underlying dynamics of turbulence in magnetic confinement fusion experiments is extremely important. Turbulence greatly reduces the confinement time of these devices and therefore greater knowledge of turbulent dynamics can help with its mitigation. Experiments from the Alcator C-Mod …
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Plasma Heating By Alfven Wave In Field-Reversed Ion Ring Experiment
Controlled thermonuclear fusion is considered by many as a promising alternative energy source for the world's increasing energy demands. There are two main approaches towards thermonuclear fusion. One is called inertial confinement fusion and the other is called magnetic confinement fusion. …
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An analysis of synchrotron radiation from relativistic electrons in the Alcator C-Mod tokamak
In the Alcator C-Mod tokamak, a magnetic confinement fusion experiment, electrons are accelerated to relativistic energies -- on the order of tens of MeV -- during steady-state conditions of Ohmic, elongated, and diverted plasma discharges. These so-called "runaway" electrons emit synchrotron …
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Stabilization of electron-scale turbulence by electron density gradient in NSTX
Microturbulence is present in all magnetic confinement fusion devices, and is believed to play a major role in driving anomalous transport levels that exceed neoclassical theory predictions. In NSTX, electron thermal transport is found to dominate energy loss. Theory and experiments have shown that …
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Forward Modeling for Bolometry and Disruption Mitigation in Tokamaks or How to Kill Your Plasma With Confidence, Style, and Pizzazz
The tokamak is a promising approach to magnetic confinement fusion. Tokamak functionality is threatened by plasma disruption events, which can damage critical machine components. Disruption damage can be mitigated by high-Z impurities, delivered by Massive Gas Injection (MGI) or Shattered Pellet …
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Physics-informed machine learning techniques for edge plasma turbulence modelling in computational theory and experiment
… is critical to the performance and operation of magnetic confinement fusion devices. Drift-reduced Braginskii two-fluid theory has for decades been widely applied to model boundary plasmas with varying success. Towards better understanding edge turbulence in both theory and experiment, a …
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Collimation of deuterium / 3-helium fusion products for advanced spacecraft propulsion and power
… and power systems involve thermonuclear fusion plasma systems. In this class it is well accepted that d-He3 fusion is the most promising of the fuel candidates for spacecraft applications as the 14.7 MeV protons carry up to 80% of the total fusion power while ‘s have energies less than 4 …
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Studies of Edge Fluctuations of Negative Triangularity Plasma on TCV using a New Gas-Puff Imaging Diagnostic
Successful operation of magnetic confinement fusion devices requires thorough analysis of edge plasma turbulence, which plays a key role in dealing with the exhaust heat and particle loads on the wall materials. Edge plasma turbulence differs depending on various plasma conditions including plasma …
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Interaction of plasmas with lithium and tungsten fusion plasma facing components
One of the largest outstanding issues in magnetic confinement fusion is the interaction of the fusion plasma with the first wall of the device; an interaction which is strongest in the divertor region. Erosion, melting, sputtering, and deformation are all concerns which inform choices of divertor …
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A Continuum Kinetic Investigation into the Role of Transport Physics in the Bohm Speed formulation
… and in the plasma. In the case of a tokamak, a magnetic confinement fusion reactor, the interactions between the plasma and the material in the bounding walls can negatively impact the performance and service life of the reactor. Furthermore, PMI are also found in other areas of significant …
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Thermally-Induced Behavior of Liquid hydrogen Isotopes Inside Inertial Confinement Fusion Targets
Made available in DSpace on 2017-07-06T18:59:15Z (GMT). No. of bitstreams: 2 Varadarajan_V_MS.pdf: 49825925 bytes, checksum: 4f7150b2046f5da207949c6dec06c9c4 (MD5) license.txt: 4813 bytes, checksum: 715c4321821a960fa1a1e91d2ac7ebce (MD5) Previous issue date: 1987