The co-cracking of natural gas and coal by a 15kW nitrogen(N2 flux:2m3·h-1) thermal plasma jet was investigated experimentally.For comparing with the cracking natural gas or coal separately, the experiments were ...The co-cracking of natural gas and coal by a 15kW nitrogen(N2 flux:2m3·h-1) thermal plasma jet was investigated experimentally.For comparing with the cracking natural gas or coal separately, the experiments were arranged as following: (1)Cracking of natural gas;(2)Cracking of coal;(3)Co-cracking of natural gas and coal.Under the same experimental conditions, especially the same power, the experiments show that co-cracking can lead to more output of acetylene and ethylene, even more than the sum of that from(1)and(2).The analysis shows that,during the co-cracking process, the natural gas and the coal both acquire the effect of cracking separately; the surplus output may probably be resulted from the interaction of hydrogen and carbon. Here, the hydrogen is resulted from cracking of natural gas and the carbon——from cracking of coal.展开更多
文摘The co-cracking of natural gas and coal by a 15kW nitrogen(N2 flux:2m3·h-1) thermal plasma jet was investigated experimentally.For comparing with the cracking natural gas or coal separately, the experiments were arranged as following: (1)Cracking of natural gas;(2)Cracking of coal;(3)Co-cracking of natural gas and coal.Under the same experimental conditions, especially the same power, the experiments show that co-cracking can lead to more output of acetylene and ethylene, even more than the sum of that from(1)and(2).The analysis shows that,during the co-cracking process, the natural gas and the coal both acquire the effect of cracking separately; the surplus output may probably be resulted from the interaction of hydrogen and carbon. Here, the hydrogen is resulted from cracking of natural gas and the carbon——from cracking of coal.