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氟里昂(CF2Cl2)对电感耦合等离子体(ICP)放电特性的影响:ICP技术在 …
引用本文:陈登云. 氟里昂(CF2Cl2)对电感耦合等离子体(ICP)放电特性的影响:ICP技术在 …[J]. 光谱学与光谱分析, 1998, 18(3): 319-324
作者姓名:陈登云
摘    要:为了发展用于处理难消解危险废物的电感耦合等离子体技术。本文研究了当氟里昂12进入ICP时,在不同操作条件下ICP的激发温度与电子密度的变化趋势,并论述了其成因及其对主发放的处理的优势。

关 键 词:ICP 电感耦合 等离子体 氟里昂12 废物处理

Measurements of Ar(I) excitation temperatures and electron number densities in an ICP with and without the presence of Freon 12--the development of ICP technology for hazardous waste management]
D Chen,X Wang,W Chen,P Yang,F S Lee. Measurements of Ar(I) excitation temperatures and electron number densities in an ICP with and without the presence of Freon 12--the development of ICP technology for hazardous waste management][J]. Spectroscopy and Spectral Analysis, 1998, 18(3): 319-324
Authors:D Chen  X Wang  W Chen  P Yang  F S Lee
Affiliation:Department of Chemistry, The Research Lab. of SEDC of Analytical Science for Material and Life Chemistry, Xiamen University, 361005 Xiamen.
Abstract:For the management of refractory hazardous wastes, an innovative technology emerging recently is the application of ultra high temperature plasma. The preliminary study on destruction of Freon 12 by ICP (1-2kW) under a joint program between Xiamen Univ. and Hong Kong Baptist Univ. showed that the ICP technology indeed holds a great potential for hazardous wastes management. The destruction efficiency is more than 99.9999%. With and without the presence of Freon 12, Ar(I) excitation temperatures were measured by Boltzmann plot method and electron number densities the by H (beta) line broadening method. It was found that above the load coil, the excitation temperatures and electron number densities decrease with increasing the amount of Freon 12 presented in the central channel of the ICP, but inside the load coil region, the excitation temperatures are affected little by Freon 12. The conclusion of thermal pinch could be expected from this phenomenon.
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