To adapt to the change in the demand of the oil refining market,two hydrocracking catalysts,RHC-1 and RHC-5,were developed to improve the quality of tail oil.The catalysts were designed based on the theory of selectiv...To adapt to the change in the demand of the oil refining market,two hydrocracking catalysts,RHC-1 and RHC-5,were developed to improve the quality of tail oil.The catalysts were designed based on the theory of selective ring-opening.By selecting more acidic molecular sieves,the problem of poor selectivity of conventional materials can be solved to properly match up to the hydrogenation performance of catalysts.Compared with the performance of previous catalysts,the quality of the tail oil achieved by the said catalysts is better,and the BMCI is reduced by 1—2 units.In the long cycle operation of the petroleum industry,the good quality of the tail oil has been verified and the adaptability of the process conditions is good.When the RHC-1 catalyst is used to process heavy feed under medium pressure,a BMCI value of about12 can be obtained along with a nearly 60%yield of tail oil.The total yield of chemical raw material(steaming cracking feed+catalytic reforming feed)can exceed 80%,and the hydrogen consumption has dropped by nearly 50%as compared to the conventional hydrocracking conversion rate.When processing a mixed CGO and VGO feed with the full conversion mode under a hydrogen pressure of 13.0 MPa,the RHC-5 catalyst can yield about 68.4%of heavy naphtha with a potential aromatic content of up to 50.6,while the total yield of chemical raw materials can reach more than 98%.The results of industrial application of these catalysts show that more than 30%of high quality tail oil can be obtained via processing of inferior quality feed,and its BMCI value can reach 10.7.The total yield of chemical raw materials can reach more than65%.The industrial operation process has implemented two operating cycles totaling 8 years.展开更多
Petroleum industry plays an important role in both the Chinese and Russian economy.Petroleum cooperation between the two countries continue to accelerate since China opening wider to the outside world, and Chinese oil...Petroleum industry plays an important role in both the Chinese and Russian economy.Petroleum cooperation between the two countries continue to accelerate since China opening wider to the outside world, and Chinese oil companies have increased their presence in Russia. Sino–Russia joint-ventures, oil & gas trade has progressed smoothly, there is a better future for cooperation in oil & gas development in Russian Far Eastern region. Chinese and Russian companies will continue to benefit from collaboration in petroleum industry.展开更多
Them is a bright future for cooperation in oil ＆ gas development in China. Total and other French companies strengthen communication and cooperation with Chinese partners to develop oil ＆ gas in China as well as in ...Them is a bright future for cooperation in oil ＆ gas development in China. Total and other French companies strengthen communication and cooperation with Chinese partners to develop oil ＆ gas in China as well as in other countries. Chinese and French companies continue to benefit from cooperation in petroleum upstream industry, gas industry as well as in other fields.展开更多
基金the financial support from the SINOPEC(No.114016)
文摘To adapt to the change in the demand of the oil refining market,two hydrocracking catalysts,RHC-1 and RHC-5,were developed to improve the quality of tail oil.The catalysts were designed based on the theory of selective ring-opening.By selecting more acidic molecular sieves,the problem of poor selectivity of conventional materials can be solved to properly match up to the hydrogenation performance of catalysts.Compared with the performance of previous catalysts,the quality of the tail oil achieved by the said catalysts is better,and the BMCI is reduced by 1—2 units.In the long cycle operation of the petroleum industry,the good quality of the tail oil has been verified and the adaptability of the process conditions is good.When the RHC-1 catalyst is used to process heavy feed under medium pressure,a BMCI value of about12 can be obtained along with a nearly 60%yield of tail oil.The total yield of chemical raw material(steaming cracking feed+catalytic reforming feed)can exceed 80%,and the hydrogen consumption has dropped by nearly 50%as compared to the conventional hydrocracking conversion rate.When processing a mixed CGO and VGO feed with the full conversion mode under a hydrogen pressure of 13.0 MPa,the RHC-5 catalyst can yield about 68.4%of heavy naphtha with a potential aromatic content of up to 50.6,while the total yield of chemical raw materials can reach more than 98%.The results of industrial application of these catalysts show that more than 30%of high quality tail oil can be obtained via processing of inferior quality feed,and its BMCI value can reach 10.7.The total yield of chemical raw materials can reach more than65%.The industrial operation process has implemented two operating cycles totaling 8 years.
文摘Petroleum industry plays an important role in both the Chinese and Russian economy.Petroleum cooperation between the two countries continue to accelerate since China opening wider to the outside world, and Chinese oil companies have increased their presence in Russia. Sino–Russia joint-ventures, oil & gas trade has progressed smoothly, there is a better future for cooperation in oil & gas development in Russian Far Eastern region. Chinese and Russian companies will continue to benefit from collaboration in petroleum industry.
文摘Them is a bright future for cooperation in oil ＆ gas development in China. Total and other French companies strengthen communication and cooperation with Chinese partners to develop oil ＆ gas in China as well as in other countries. Chinese and French companies continue to benefit from cooperation in petroleum upstream industry, gas industry as well as in other fields.
