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AAWSAP DIRD, Inertial Electrostatic Confinement Fusion, March 2010

U.S. Department of War · 2010-03-10 · 72 pages · text from the file's own layer

This Defense Intelligence Reference Document, dated 10 March 2010, was prepared by the Defense Intelligence Agency's Defense Warning Office under the Advanced Aerospace Weapon System Applications Program. It surveys the basics, experimental status, theory and possible uses of inertial electrostatic confinement (IEC) fusion, with emphasis on work at the University of Illinois Urbana-Champaign. It covers neutron sources, explosives detection and space propulsion. It ends by proposing a 12-gun hydrogen plasma experiment meant to show breakeven conditions for p-11B fuel.

From the source:Release of 2026-09-18 Incident: 3/10/10, Las Vegas, Nevada. Released with redactions. This document is a Defense Intelligence Reference Document (DIRD), a technical reference format used by the Defense Intelligence Agency (DIA) to capture baseline knowledge on a specific topic for later analytic use. DIRDs are best understood as reference and synthesis products rather than as original research. It is one of 38 DIRDs produced under the Advanced Aerospace Weapon System Applications Program (AAWSAP) between 2009 and 2011. Because AAWSAP’s scope permitted a broad range of supporting topics, not every DIRD in the series directly concerns aerospace systems or future threat assessment. The following summary reflects the DIRD’s scope and framing at the time of writing and should not be read as implying current validation of the concepts discussed. This DIRD surveys inertial electrostatic confinement (IEC) fusion, a relatively unconventional fusion concept that uses electric fields rather than the more established magnetic or laser-based approaches to confine ions, and it reviews both the underlying physics and the experimental work associated with the concept. The report emphasizes that IEC may have nearer-term value as a compact neutron, proton, or x-ray source and as a platform for studying experimental fusion approaches, while also presenting more ambitious possibilities such as aneutronic power generation and propulsion applications. At the same time, it makes clear that the concept remained far from practical fusion power, with experimental devices operating several orders of magnitude below breakeven and with major unresolved issues involving confinement, losses, grid damage, and scale-up. Overall, the document treats IEC as a technically interesting but still highly speculative path toward fusion energy, while suggesting that its more limited spin-off applications were more plausible in the near term than its long-range power generation or propulsion applications.

  • p. 66 …term "spin off" applications of neutron/proton/x-ray sources and also non-electrical power appli…
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In summary, if the physics principles
are demonstrated successfully, the
MCSA fusion power plant will offer
numerous advantages for space
propulsion as well as for terrestrial
power sources. The non-Maxwellian
plasma involved is well suited for
operation with D-3He fuel that provides
much of the energy output in the form
of very energetic 14-MeV protons.
Proton energy can be employed for
either direct conversion to electricity or
directed thrust . As demonstrated in the
Fusion Ship II design study, the MCSA
power plant is especially well suited for
manned deep space missions where the
high power-to-weight of the MCSA enables fast trip times. The concept introduces
several important new physics. The basic concept of the MCSA system is use of
recirculation from escaping particles from one unit into the neighboring one where
retrapping occurs. These physical principles have not yet been demonstrated
experimentally, but formulated initial tests could be done with a modest size
experiment and stepped up in size to eventually demonstrate a fu ll -scale prototype
power unit.
CONCLUDING REMARKS
This section has concentrated on various near-term "spin off" applications of
neutron/proton/x-ray sources and also non-electrical power appli cations such as space
propulsion. The homeland security inspection station described here show how versatile
the IEC concept is, allowing multi-device broad area inspection. Space propulsion and
related space power seems quite far term due to the large size powers demanded for
such applications. However, the possibility of using magnetic coupling of smaller unit
provides a modular approach that has many advantages, plus expediting development
by allowing concentration on the smaller modules. Iin addition, use of near-tern
electrically driven IEC jet plasma devices allows a "product" along the way to the
eventual development of the high power fusion devices.
REFERENCES
5.1 G. H. Miley, L. Wu, H. J. Kim, Nuclear Techniques in National Security Studies on
Contraband Detections !EC-based neutron generator for security inspection system",
Journal of Radioanalytical and Nuclear Chemistry, Vol. 263, No. 1 (2005) pp.159-
164.
5.2 R. Burton, H. Momota, N. Richardson, Y. Shaban, and G. H. Miley, "Fusion Ship
II- A Fast Manned Interplanetary Space Vehicle Using Inertial Electrostatic Fusion",
Space Technology and Applications International Forum - STAIF-2003, Albuquerque,
NM, 654, Feb 2- 5 (2003) (M.S. EI-Genk, ed.), American Institute of Physics Conf.
Proceedings, pp. 553-562.
59
UNCLASSIFIED/ /FOA OFFICIAL: Wili ONL:¥
Figure 5.10. Diagram of Direction Randomization
(KAM effect) Due to the Magnetic Field Null Region
in the IEC

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Official release, from the pursue collection. The PDF is mirrored here; the original link is above. 72 pages are in the text index: search them above, or from the library's search.