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CO{sub 2} laser-aided waste incineration

Abstract

Lasers are widely employed in laboratories and in certain industrial applications, notably for welding, cutting and surface treatments. This paper describes a new application, incineration, which appears warranted when the following features are required: high-temperature incineration (> 1500 deg C) with close-tolerance temperature control in an oxidizing medium while ensuring containment of toxic waste. These criteria correspond to the application presented here. Following a brief theoretical introduction concerning the laser/surface interaction, the paper describes the incineration of graphite waste contaminated with alpha-emitting radionuclides. Process feasibility has been demonstrated on a nonradioactive prototype capable of incinerating 10 kg{sup -h-1} using a 7 kW CO{sub 2} laser. An industrial facility with the same capacity, designed to operate within the constraints of an alpha-tight glove box environment, is now at the project stage. Other types of applications with similar requirements may be considered. (authors). 3 refs., 7 figs.
Authors:
Costes, J R; Guiberteau, P; [1]  Caminat, P; Bournot, P
  1. CEA Centre d`Etudes de la Vallee du Rhone, 30 - Marcoule (France). Dept. d`Exploitation du Retraitement et de Demantelement
Publication Date:
Dec 31, 1994
Product Type:
Conference
Report Number:
CEA-CONF-12008; CONF-9409113-
Reference Number:
SCA: 052001; PA: AIX-26:053315; EDB-95:089277; ERA-20:017686; NTS-96:003148; SN: 95001414260
Resource Relation:
Conference: 10. biennial international symposium on gas flow and chemical lasers, Friedrichshafen (Germany), 5-9 Sep 1994; Other Information: PBD: 1994
Subject:
05 NUCLEAR FUELS; ALPHA-BEARING WASTES; CALCINATION; CARBON DIOXIDE LASERS; CONTAINMENT; GLOVEBOXES; GRAPHITE; RADIOACTIVE WASTE PROCESSING; RADIOISOTOPES; TEMPERATURE RANGE 1000-4000 K
OSTI ID:
66261
Research Organizations:
CEA Centre d`Etudes de la Vallee du Rhone, 30 - Marcoule (France). Dept. d`Exploitation du Retraitement et de Demantelement
Country of Origin:
France
Language:
English
Other Identifying Numbers:
Other: ON: DE95631535; TRN: FR9502136053315
Availability:
INIS; OSTI as DE95631535
Submitting Site:
FRN
Size:
7 p.
Announcement Date:
Jul 13, 1995

Citation Formats

Costes, J R, Guiberteau, P, Caminat, P, and Bournot, P. CO{sub 2} laser-aided waste incineration. France: N. p., 1994. Web.
Costes, J R, Guiberteau, P, Caminat, P, & Bournot, P. CO{sub 2} laser-aided waste incineration. France.
Costes, J R, Guiberteau, P, Caminat, P, and Bournot, P. 1994. "CO{sub 2} laser-aided waste incineration." France.
@misc{etde_66261,
title = {CO{sub 2} laser-aided waste incineration}
author = {Costes, J R, Guiberteau, P, Caminat, P, and Bournot, P}
abstractNote = {Lasers are widely employed in laboratories and in certain industrial applications, notably for welding, cutting and surface treatments. This paper describes a new application, incineration, which appears warranted when the following features are required: high-temperature incineration (> 1500 deg C) with close-tolerance temperature control in an oxidizing medium while ensuring containment of toxic waste. These criteria correspond to the application presented here. Following a brief theoretical introduction concerning the laser/surface interaction, the paper describes the incineration of graphite waste contaminated with alpha-emitting radionuclides. Process feasibility has been demonstrated on a nonradioactive prototype capable of incinerating 10 kg{sup -h-1} using a 7 kW CO{sub 2} laser. An industrial facility with the same capacity, designed to operate within the constraints of an alpha-tight glove box environment, is now at the project stage. Other types of applications with similar requirements may be considered. (authors). 3 refs., 7 figs.}
place = {France}
year = {1994}
month = {Dec}
}