Treatment methods for spent decontamination electrolyte produced in the ABB Atom electrochemical decontamination process ELDECON /

(Cr3+). Electrochemistry has proven to be a valuable tool.

Bibliographic Details
Main Author: Carlsson, Charlotta Elisabeth, 1971-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:(Cr3+). Electrochemistry has proven to be a valuable tool.
and radioactivity) . According to 40 CFR 261, if a process in
any step creates chromate, the final waste has to be tested
besides converting the chromate completely, also decreases
chromate (Cr 6+), which makes it a mixed waste problem (Cr 6+
concept, the chromate (Cr6+) ions are being reduced. This is
done by the use of an electrochemical cell (reactor bed).
electrochemical process for decontamination of components
in a toxicity characteristic leachate procedure. In order to
industry. Ion exchange was also studied as an alternative
makes the test cell feasible to scale up and use in the
method of reducing chromate. However, the ion exchange
One of ABB Atom's methods under development, ELDECON, is an
pass the test, the chromate have to be reduced to chromium
reduce and exchange the chromate ions.
relationship to reduce varying amounts of solution. This
resins investigated were not efficient enough to effectively
species while producing small amounts of waste. However, the
The method involves ferric nitrate as a reagent, which
the reaction time. The experiment showed a linear
used in nuclear power plants. ELDECON removes radioactive
waste sludge that is produced in the ELDECON process contains
When incorporating indirect electrolysis into the ELDECON
Item Description:"Major subject: Nuclear Engineering".
Vita.
Physical Description:xi, 62 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.