Vitrification at the Savannah River Site

Vitrification at the Savannah River Site
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Total Pages: 6
Release: 1989
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Construction of the Defense Waste Processing Facility (DWPF) at the Savannah River Site is nearing completion, and preparations are being made to start nonradioactive cold runs. Because quality assurance requirements for the DWPF are similar to those for the Hanford Waste Vitrification Project, this presentation describes: the need for the facility, the chemical processes involved in preparation of waste for vitrification, handling and preparing the product for storage, and the unique equipment developed for remote operation and maintenance.

Savannah River Waste Vitrification Program

Savannah River Waste Vitrification Program
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Total Pages:
Release: 1979
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ISBN:

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The development program for processes and equipment to carry out the vitrification of Savannah River liquid wastes are described. (LK).

Savannah River Site Waste Vitrification Projects Initiated Throughout the United States

Savannah River Site Waste Vitrification Projects Initiated Throughout the United States
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Total Pages: 26
Release: 2000
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ISBN:

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A vitrification process was developed and successfully implemented by the US Department of Energy's (DOE) Savannah River Site (SRS) and at the West Valley Nuclear Services (WVNS) to convert high-level liquid nuclear wastes (HLLW) to a solid borosilicate glass for safe long term geologic disposal. Over the last decade, SRS has successfully completed two additional vitrification projects to safely dispose of mixed low level wastes (MLLW) (radioactive and hazardous) at the SRS and at the Oak Ridge Reservation (ORR). The SRS, in conjunction with other laboratories, has also demonstrated that vitrification can be used to dispose of a wide variety of MLLW and low-level wastes (LLW) at the SRS, at ORR, at the Los Alamos National Laboratory (LANL), at Rocky Flats (RF), at the Fernald Environmental Management Project (FEMP), and at the Hanford Waste Vitrification Project (HWVP). The SRS, in conjunction with the Electric Power Research Institute and the National Atomic Energy Commission of Argentina (CNEA), have demonstrated that vitrification can also be used to safely dispose of ion-exchange (IEX) resins and sludges from commercial nuclear reactors. In addition, the SRS has successfully demonstrated that numerous wastes declared hazardous by the US Environmental Protection Agency (EPA) can be vitrified, e.g. mining industry wastes, contaminated harbor sludges, asbestos containing material (ACM), Pb-paint on army tanks and bridges. Once these EPA hazardous wastes are vitrified, the waste glass is rendered non-hazardous allowing these materials to be recycled as glassphalt (glass impregnated asphalt for roads and runways), roofing shingles, glasscrete (glass used as aggregate in concrete), or other uses. Glass is also being used as a medium to transport SRS americium (Am) and curium (Cm) to the Oak Ridge Reservation (ORR) for recycle in the ORR medical source program and use in smoke detectors at an estimated value of $1.5 billion to the general public.

Vitrification Studies for Savannah River Plant Radioactive Wastes

Vitrification Studies for Savannah River Plant Radioactive Wastes
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Total Pages:
Release: 1977
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ISBN:

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Borosilicate glass is being studied as a possible matrix for solidification of Savannah River Plant radioactive waste. Glass compositions, radiation and thermal stabilities, radionuclide volatility, sulfate solubility, and glass dissolution were studied. Up to 40 wt. percent simulated or radioactive wastes have been vitrified at 1150°C.

Georgia Tech Final Report Demonstration In Situ Plasma Vitrification Technology for Savannah River Site Contaminated Soils (U).

Georgia Tech Final Report Demonstration In Situ Plasma Vitrification Technology for Savannah River Site Contaminated Soils (U).
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Total Pages: 115
Release: 1996
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ISBN:

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Previous experience with in-situ (Joule-heated) vitrification (ISV) of Savannah River site (SRS) highly weathered soil, has shown that the SRS soil is very refractory and a poor electrical conductor. These findings bring into question the likelihood of utilizing the Joule-heat type of vitrification treatment for waste sites and basins at SRS. An alternative approach may be in-situ plasma vitrification (ISPV). The ISPV approach provides a similar vitrified product and also has a safety advantage in that the melting is initiated at the bottom of a borehole compared to top-down melting for Joule heated ISV.