Experimental study on compression breakage characteristic of solid waste incineration slag
Received:January 04, 2017   Revised:January 16, 2017   Accepted:January 09, 2017      Published Online:October 18, 2017
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KeyWord:solid waste incineration slag; particle breakage;compression test ; breakage rate
     
AuthorInstitution
Li Yue Shanghai University
Sun De'an Shanghai University
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Abstract:
      The slag produced in a solid waste incineration plant in Shanghai was subjected to compression tests at different maximum vertical pressures (200-3200 kPa). All samples were tested for particle size distribution before and after the test. It is shown that when the applied maximum vertical pressures is less than the yield?stress of slag, the grading curves were little affected by applied pressures. When the applied maximum vertical pressure is large than the yield?stress of slag, the slag particle are obviously broken and the grading curves were obviously affected by applied pressures. In addition,broken particle size of the slag is mainly concentrated in the maximum particle size group under the compression test. Finally, the breakage of the slag is also analyzed using Hardin model.
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