Study of Co-Pyrolysis of Huai Nan Coal with Cotton Stalk

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An experimental study on co-pyrolysis of biomass and coal was performed in a tubular furnace for comparison of product (tar, water, gas and char) yields and composition. The coal sample selected was Huai Nan bituminous coal (HN), while the biomass used was cotton stalk (CS), and the blending ratio of biomass in mixtures was 0/100, 5/100, 10/100, 20/100, 30/100, and 50/100. The blends of coal and biomass were heated 600°C at 5°C/min, and then kept for 15 min during the pyrolysis. The results indicated that there exist synergetic effects in the co-pyrolysis of biomass and coal. The tar yield was 9.33% higher than the theoretical value at the CS blending ratio of 5/100. The maximum light oil content in tar was 9.67% higher than the theoretical value at the CS blending ratio of 10/100.

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Advanced Materials Research (Volumes 953-954)

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251-254

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June 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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