RADIATION PROTECTION ›› 2020, Vol. 40 ›› Issue (5): 387-393.

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Application and improvement of low & medium-level radioactive waste pyrolysis incineration technology in China

XU Wei1, CHU Haoran1, ZHENG Bowen1, TANG Can2, YU Enfa3, XUE Peng3, Sheng Jie4, Li Xiaohai1   

  1. 1. China Institute for Radiation Protection,Taiyuan 030006;
    2. China Academy of Engineering Physics, Sichuan Mianyang 621900;
    3. Sichuan Environment and Protection Engineering Co. Ltd., CNNC, Sichuan Guangyuan 628000;
    4. 404 Co. Ltd., CNNC, Gansu Jiayuguan 732850
  • Received:2019-12-30 Published:2020-11-16

Abstract: Based on the development trend of incineration technology internationally, and in accordance with the characteristics of radioactive waste management in China, the China Institute for Radiation Protection has independently developed a multi-purpose radioactive waste pyrolysis incineration technology, which has been used in China for nearly 15 years. Three incineration facilities have been built. These incineration facilities have treated a large amount of low-level waste through their operation, with characteristics of good cleaning effect, good volume reduction effect, and good radionuclide distribution control. The stability and reliability of the incineration system were verified with proved advancement of pyrolysis incineration technology. Some problems of corrosion which occurred in early incineration facilities are solved, with the effect of improved safety and stability of system operation, reduced amount of secondary waste, continuous improvements on automatic level of the incineration system, and increased proportion of plastics and rubber contents in treated wastes, which consummating the domestic pyrolysis incineration technology.

Key words: radioactive, waste, incineration, waste treatment

CLC Number: 

  • TL914+.32