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Showing 1 to 20 of 27 for “"inertial electrostatic confinement"”.
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Instability Studies on a Spherical Inertial Electrostatic Confinement
In order to evaluate the inertial electrostatic confinement concept, it is essential to develop a reliable and flexible instability analysis method for an equilibrium plasma in a potential well. Subsequently stability of this well can be studied. As a part of this study, methods are sought to avoid …
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Approximate Modeling of the Inertial Electrostatic Confinement Cylindrical Device
Made available in DSpace on 2017-07-06T18:42:33Z (GMT). No. of bitstreams: 3 Bromley_Blair_P_MS.pdf: 81054936 bytes, checksum: 52e22620786868614152761941693d41 (MD5) Bromley_Blair_P_MS_ABS.pdf: 551275 bytes, checksum: 1326d8625749ed1d9f563866d8f62448 (MD5) license.txt: 4813 bytes, checksum: …
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Development and characterization of an inertial electrostatic confinement thruster
This present work is focused on the development of an IEC thruster based on the jet mode of operation. Discharge characteristics of the IEC jet mode were studied. Current, thermal power, thermal efficiency and thrust measurements were obtained. As an addition, helicon plasma injection into the IEC …
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A general critique of inertial-electrostatic confinement fusion systems
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Nuclear Engineering, 1994.
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Light Intensity Measurements of an Inertial Electrostatic Confinement Fusion Plasma
Made available in DSpace on 2017-07-06T18:56:09Z (GMT). No. of bitstreams: 3 Satsangi_Ann_J_MS.pdf: 39548115 bytes, checksum: a9ecb2b1393a1111d4b3af660e981e7f (MD5) Satsangi_Ann_J_MS_ABS.pdf: 692967 bytes, checksum: c8567eb3fbc3a770d9a16b4af01e8e98 (MD5) license.txt: 4813 bytes, checksum: …
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Investigation of a space propulsion concept using inertial electrostatic confinement
This thesis discusses the Helicon Injected Inertial Plasma Electrostatic Rocket (HIIPER), a space propulsion concept consisting of a helicon source for plasma generation and an ion extraction method using a nested pair of inertial electrostatic confinement (IEC) grids that are asymmetrically …
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Performance impact of ion sources in Inertial Electrostatic Confinement devices
In order to improve the performance of Inertial Electrostatic Confinement (IEC) based fusion devices, so as to improve their effectiveness as low cost, portable neutron sources, a novel use of ion sources is proposed as a means of increasing fusion reaction rate at similar power levels. This paper …
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Computational and Experimental Analysis of Dipole-Assisted Inertial Electrostatic Confinement System
Made available in DSpace on 2017-07-06T18:59:02Z (GMT). No. of bitstreams: 3 Takeyama_Yoshikazu_MS.pdf: 1531113 bytes, checksum: e10b7e661af56f3a57645b6ce80fc217 (MD5) Takeyama_Yoshikazu_MS_ABS.pdf: 11799 bytes, checksum: cdf3feeffb074027f8e3a2994652e2fc (MD5) license.txt: 4813 bytes, checksum: …
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Computational Modeling of the Axial-Cylindrical Inertial Electrostatic Confinement Fusion Neutron Generator
The axial-cylindrical Inertial Electrostatic Confinement fusion neutron generator (IEC C-Device) is a high-voltage, low-pressure glow discharge device that produces neutrons from the deuterium-deuterium fusion reaction. Such a neutron source has potential applications for neutron activation …
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Space-charge dynamics and neutron generation in an inertial-electrostatic confinement device
Inertial-Electrostatic Confinement (IEC) is an alternative approach to fusion power that offers the ability to burn advanced fuels like D-He$\sp3$ in a non-Maxwellian, high density core. These aneutronic reactions are ideal for direct energy conversion.
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Theory and Development of a Sealed Deuterium-Tritium Inertial Electrostatic Confinement Neutron Generator
Made available in DSpace on 2017-07-06T18:48:53Z (GMT). No. of bitstreams: 3 Jurczyk_Brian_E_MS.pdf: 33663196 bytes, checksum: e81a8371acdb97f52bdeedef8498229d (MD5) Jurczyk_Brian_E_MS_ABS.pdf: 555003 bytes, checksum: d36f0c88edc8eca8f57ecadb984adabd (MD5) license.txt: 4813 bytes, checksum: …
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Comparative simulations of conceptual ion extractors for use in asymmetric inertial electrostatic confinement
… shorter travel times. The Helicon Injected Inertial Plasma Electrostatic Rocket (HIIPER) is an attempt to create a new type of robust plasma propulsion solution and is the predecessor to a propulsion and power plant hybrid device, integrating two systems on a vessel to one. Using an …
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Improved lifetimes and synchronization behavior in multi-grid inertial electrostatic confinement fusion devices
… respectively. An attractive alternative is Inertial Electrostatic Confinement fusion. This extremely lightweight option has been studied extensively and to date has produced significant fusion rates of order 1010 reactions per second, but at low power gains, no higher than Q = 10-4. The …
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Pulsed Power Supply (and Operation) of the Cylindrical Inertial Electrostatic Confinement (IEC) Fusion Device
Made available in DSpace on 2017-07-06T18:59:00Z (GMT). No. of bitstreams: 3 Stubbers_Robert_A_MS.pdf: 39107463 bytes, checksum: 825927c8c3b1aec512d03c76c47a4b21 (MD5) Stubbers_Robert_A_MS_ABS.pdf: 641481 bytes, checksum: adec6ce817d06a2f6265dcdfc3702553 (MD5) license.txt: 4813 bytes, checksum: …
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Two-Dimensional Modeling of a Radially-Convergent Cylindrical Inertial Electrostatic Confinement (Iec) Fusion Device
De-excitation of charge-exchange fast neutrals is estimated as the dominant source of light in Star-mode beams, and electron-impact excitation is estimated as the dominant light source in the Star-mode core. The spatial distribution of these reactions is also in agreement with experimental …
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Experimental Study of Proton Rate Density in a Spherical Inertial Electrostatic Confinement Fusion Device
Also, during the progress of this dissertation, two valuable SIEC derivatives--an SIEC wavelength tunable x-ray source (SIEC-TX) and an IEC linear neutron source device (C-device)--have been developed. The SIEC-TX generates x-rays by electron-electron interactions at relativistic velocity at the …
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Analysis of energy balance in a helicon coupled to an inertial electrostatic confinement device
The characteristics of the helicon plasma injection into the IEC were explored. The first such analysis was a COMSOL simulation to determine the voltage as a function of position in the helicon dielectric tube when the IEC cathode is biased to several kilovolts. This COMSOL simulation contained no …
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Effect of Large Ion Angular Momentum Spread and High Current on Inertial Electrostatic Confinement Potential Structures
Made available in DSpace on 2017-07-06T18:59:13Z (GMT). No. of bitstreams: 3 Tzonev_Ivon_V_MS.pdf: 35385143 bytes, checksum: c4cf853c1bae97c793dc6458c9f9324f (MD5) Tzonev_Ivon_V_MS_ABS.pdf: 1022686 bytes, checksum: 3e41aaf326c9763932afa03e9d44fa57 (MD5) license.txt: 4813 bytes, checksum: …
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Research on Edge Ionization and Star Mode Discharge Physics in Inertial Electrostatic Confinement Neutron/proton Sources
The end result of the research program was a development of the first steady-state discharge treatment of the IEC Star Mode incorporating the new physics understandings unearthed over the last eight years. Experimental benchmarking was successful at testing key model assumptions and validating the …
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Formation and extraction of a dense plasma jet from a helicon-plasma-injected inertial electrostatic confinement device
An inertial electrostatic confinement (IEC) device has several pressure and grid-geometry dependent modes of operation for the confinement of plasma. Although the symmetric grid star-mode is the most often studied for its application to fusion, the asymmetric grid jet-mode has its own potential …
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