Last edited by Mezimi
Sunday, July 26, 2020 | History

3 edition of Conversion of research and test reactors to low-enriched uranium (LEU) fuel found in the catalog.

Conversion of research and test reactors to low-enriched uranium (LEU) fuel

United States. Congress. House. Committee on Science and Technology. Subcommittee on Energy Development and Applications.

Conversion of research and test reactors to low-enriched uranium (LEU) fuel

hearing before the Subcommittee on Energy Development and Applications and the Subcommittee on Energy Research and Production of the Committee on Science and Technology, House of Representatives, Ninety-eighth Congress, second session, September 25, 1984

by United States. Congress. House. Committee on Science and Technology. Subcommittee on Energy Development and Applications.

  • 203 Want to read
  • 20 Currently reading

Published by U.S. G.P.O. in Washington .
Written in English

    Subjects:
  • Uranium,
  • Nuclear fuels -- United States,
  • Nuclear engineering -- United States

  • Edition Notes

    ContributionsUnited States. Congress. House. Committee on Science and Technology. Subcommittee on Energy Research and Production
    The Physical Object
    Paginationxv, 1947 p. :
    Number of Pages1947
    ID Numbers
    Open LibraryOL14270071M

    A. Leenaers, “Surface-engineered low-enriched uranium-molybdenum fuel for research reactors: in- and out-of-pile studies for the conversion of research reactors from using high‐enriched to low‐enriched nuclear fuels,” Ghent University. Faculty of Sciences, Ghent, Belgium, The objectives of this project were to convert the UMR Reactor fuel from high-enriched uranium (HEU) to low-enriched uranium (LEU) fuel and to ship the HEU fuel back to the Department of Energy Savannah River Site. The actual core conversion was completed in the summer of The HEU fuel was offloaded to an onsite storage pit where it remained until July, Author: A.E. Bolon, M. Straka, D.W. Freeman.

    In October , the conversion of the HFR from using highly-enriched uranium (UAl x) fuel to low-enriched uranium (U 3 Si 2) fuel started, with completion planned in May The conversion will have only a marginal impact on the reactor’s operation. The reactor has a total of 33 fuel rods and six control rods. The initiative to convert File Size: 1MB. The importance of converting research reactors from highly enriched uranium (HEU) fuel, with enrichment levels as high as percent uranium, to low-enriched uranium (LEU) fuel, was recognized in the s. Russia has developed and produced fuel enriched to below 20 percent to replace HEU-fuel for research reactors it had supplied to Hungary, Ukraine, Vietnam, the Czech Republic.

    Global Threat Reduction Initiative, Reduced Enrichment for Research and Test Reactors Program (HEU) fuel to low-enriched uranium (LEU) fuel. Conversion from HEU to LEU will require a change in fuel form from uranium oxide to a uranium-molybdenum alloy. With axial and radial grading of the fuel foil and an increase in reactor power to. More significantly, many research reactors use uranium of just under 20% enrichment, which according to the USA Today article can be used to make nuclear weapons. The U.S. has long promoted a program called Reduced Enrichment for Research and Test Reactors (RERTR), offering incentives for converting research reactors from high-enriched uranium.


Share this book
You might also like
The committee, consisting of [blank] to whom wasreferred [sic] the report of the Board of Treasury respecting a requisition for the year 1788, report ...

The committee, consisting of [blank] to whom wasreferred [sic] the report of the Board of Treasury respecting a requisition for the year 1788, report ...

Chief Manawa and Manawa Brave

Chief Manawa and Manawa Brave

tour through Holland

tour through Holland

Why I joined the N.A.S.

Why I joined the N.A.S.

Calculating Machines

Calculating Machines

Lord Melbourne.

Lord Melbourne.

Atomic bonus

Atomic bonus

History of the Speculative Society, 1754-1904.

History of the Speculative Society, 1754-1904.

Investment policy review.

Investment policy review.

Thomas Andrews, Voyage into History

Thomas Andrews, Voyage into History

Greed & glory

Greed & glory

Modern foreign governments.

Modern foreign governments.

Quantum communications and quantum imaging VII

Quantum communications and quantum imaging VII

Theodore H. Bishop.

Theodore H. Bishop.

Edward Hanly.

Edward Hanly.

Conversion of research and test reactors to low-enriched uranium (LEU) fuel by United States. Congress. House. Committee on Science and Technology. Subcommittee on Energy Development and Applications. Download PDF EPUB FB2

The program to convert research reactors from the use of highly enriched uranium (HEU) to low enriched uranium (LEU) started under the U.S. Department of Energy (DOE) with the RERTR (Reduced Enrichment for Research and Test Reactors) in RERTR became an international program, establishing multiple collaborations.

Get this from a library. Conversion of research and test reactors to low-enriched uranium (LEU) fuel: hearing before the Subcommittee on Energy Development and Applications and the Subcommittee on Energy Research and Production of the Committee on Science and Technology, U.S.

House of Representatives, Ninety-eighth Congress, second session, Septem Since the 's, global efforts have been going on to replace the high-enriched (above 90% U), low-density UAlx research reactor fuel with high-density, low enriched (below 20% U) replacements. The U.S Department of Energy (DOE) initiated a program — the Reduced Enrichment for Research and Test Reactors (RERTR) — in to develop the technology necessary to reduce the use of High Enriched Uranium (HEU) fuel in research reactors by converting them to.

In the framework of non-proliferation policy, research and test reactors have started a program to convert HEU fuel to low enriched uranium (LEU) fuel.

A new type of LEU fuel based on a high density alloy of uranium and molybdenum (UMo) is expected to allow conversion of U.S.

more» high performance research reactors (USHPRRs) like the MITR. In response to worries over the potential use of HEU from research reactors in nuclear weapons, the U.S Department of Energy (DOE) initiated a program - the Reduced Enrichment for Research and Test Reactors (RERTR) - in to develop the technology necessary to reduce the use of HEU fuel by converting research reactors to low enriched uranium.

The first research reactors built during the s were low-power devices used primarily for the study of reactor physics and technology of reactors. In the s and s, low-power research reactors were built around the world using fuel containing uranium enriched to 20% or less of U by weight, i.e.

low-enriched uranium (LEU). This value. Description. This publication was developed based on the results of an IAEA coordinated research project (CRP) and will serve as a reference to those potentially involved in conversion of research reactors from high enriched uranium (HEU) to low enriched uranium (LEU).

Research and Test Reactor Conversion to Low Enriched Uranium Fuel: Technical and Programmatic Progress. Proceedings of the IAEA International Conference on Research Reactors: Safe Management and Effective Utilization, November 14–18,Rabat, Morocco.

Get this from a library. Good practices for qualification of high density low enriched uranium research reactor fuels. [International Atomic Energy Agency.;] -- The conversion of research and test reactors from the use of fuel containing highly enriched uranium (HEU) to fuel that employs low-enriched uranium (LEU) has become an important issue in many member.

In the framework of non-proliferation policy, research and test reactors have started a program to convert highly enriched uranium (HEU) fuel to low-enriched uranium (LEU) fuel. WASHINGTON, D.C. – As part of the Bush administration’s aggressive effort to reduce the amount of weapons-grade nuclear material worldwide, Secretary of Energy Samuel W.

Bodman announced today that the Department of Energy (DOE) has begun to convert research reactors from using highly-enriched uranium (HEU) to low-enriched uranium fuel (LEU) at the University of Florida.

The conversion of civilian research reactors from highly enriched uranium (HEU) to low enriched uranium (LEU) fuel, or the decision to shut down HEU-fueled research reactors, depends at least as much upon financial, organizational, diplomatic, and political factors as upon technical factors.

The use of highly enriched uranium (HEU) as fuel in research reactors runs contrary to the concept of proliferation-resistant nuclear technologies.

Consequently, for more than two decades, international activities have been undertaken to terminate the use of HEU in research reactors by supporting the conversion of these facilities to low-enriched uranium (LEU).

TRIGA was originally designed to be fueled with highly enriched uranium, but in the US Department of Energy launched its Reduced Enrichment for Research Test Reactors program, which promoted reactor conversion to low-enriched uranium fuel.

History. Enriched uranium is a type of uranium in which the percent composition of uranium (written U) has been increased through the process of isotope lly occurring uranium is composed of three major isotopes: uranium ( U with –% natural abundance), uranium ( U, –%), and uranium ( U, –%).

THE FEASIBILITY STUDY OF USING LOW ENRICHED URANIUM FOR CONVERSION OF RUSSIAN PLUTONIUM PRODUCTION REACTORS I. Konovalov, A. Maslov, iy, A.

Vatulin (VNIINM) N. Koukharkin (RRCKI), V. Fatin (SkhK), B. Silin (MINATOM) Russia Presented at the International Meeting on Reduced Enrichment for Research and Test Reactors October The US National Nuclear Security Administration (NNSA) has submitted to the US Nuclear Regulatory Commission a preliminary report on a new uranium fuel that will enable the conversion of six US research reactors from highly enriched uranium to low-enriched uranium.

The preliminary report on uranium-molybdenum (U-Mo) monolithic fuel contains data about the performance of the new fuel in a. Since the 's, global efforts have been going on to replace the high-enriched (>90% U), low-density UAlx research reactor fuel with high-density, low enriched (Cited by:   The objective of the Reduced Enrichment for Research and Test Reactor program is to enable the conversion of test reactors using fuel containing high-enriched uranium to fuel that employs low-enriched uranium.

This paper describes the development of this low-enrichedfuel, including fabrication, characterization, and testing of the by:. Conversion from highly enriched uranium to low enriched uranium The U.S.

Department of Energy (DOE) National Nuclear Security Administration (NNSA) manages the Global Threat Reduction Initiative (GTRI) Reactor Conversion Program, a continuation of the Reduced Enrichment for Research and Test Reactors (RERTR) Program.The reactivity feedbacks of a material test research reactor using various low enriched uranium fuels, having same uranium density were calculated.

For this purpose, the original aluminide fuel (UAl x –Al) containing gU/cm 3 of an MTR was replaced with silicide (U 3 Si–Al and U 3 Si 2 –Al) and oxide (U 3 O 8 –Al) dispersion fuels Author: Farhan Muhammad, Asad Majid.Despite some progress, converting the remaining research reactors to less proliferation-prone low enriched uranium fuel has proven to be a slow process.

This report identifies successes and challenges that remain in the conversion of research reactors from .