To develop a new technique for separating gas mixtures via hydrate formation,a set of medium-sized experimental bubble column reactor equipment was constructed.On the basis of the structure parameters of the ex- perim...To develop a new technique for separating gas mixtures via hydrate formation,a set of medium-sized experimental bubble column reactor equipment was constructed.On the basis of the structure parameters of the ex- perimental bubble column reactor,assuming that the liquid phase was in the axial dispersion regime and the gas phase was in the plug flow regime,in the presence of hydrate promoter tetrahydrofuran(THF),the rate of hydrogen enrichment for CH4+H2 gas mixtures at different operational conditions(such as temperature,pressure,concentra- tion of gas components,gas flow rate,liquid flow rate)were simulated.The heat product of the hydrate reaction and its axial distribution under different operational conditions were also calculated.The results would be helpful not only to setting and optimizing operation conditions and design of multi-refrigeration equipment,but also to hydrate separation technique industrialization.展开更多
By the end of 2009, the total length of existing oil and gas pipelines in China had reached 75×103 km. The pipelines include 38×103 km of gas pipelines, 20×103 km of crude oil pipelines and 17×103 ...By the end of 2009, the total length of existing oil and gas pipelines in China had reached 75×103 km. The pipelines include 38×103 km of gas pipelines, 20×103 km of crude oil pipelines and 17×103 km of oil product pipelines, framing a trans-regional pipeline network for the oil and gas delivery.展开更多
基金Supported by the National Natural Science Foundation of China （No.20490207）.
文摘To develop a new technique for separating gas mixtures via hydrate formation,a set of medium-sized experimental bubble column reactor equipment was constructed.On the basis of the structure parameters of the ex- perimental bubble column reactor,assuming that the liquid phase was in the axial dispersion regime and the gas phase was in the plug flow regime,in the presence of hydrate promoter tetrahydrofuran(THF),the rate of hydrogen enrichment for CH4+H2 gas mixtures at different operational conditions(such as temperature,pressure,concentra- tion of gas components,gas flow rate,liquid flow rate)were simulated.The heat product of the hydrate reaction and its axial distribution under different operational conditions were also calculated.The results would be helpful not only to setting and optimizing operation conditions and design of multi-refrigeration equipment,but also to hydrate separation technique industrialization.
文摘By the end of 2009, the total length of existing oil and gas pipelines in China had reached 75×103 km. The pipelines include 38×103 km of gas pipelines, 20×103 km of crude oil pipelines and 17×103 km of oil product pipelines, framing a trans-regional pipeline network for the oil and gas delivery.
