A double riser catalytic cracking method and device
A double riser, catalytic cracking technology, applied in catalytic cracking, cracking, petroleum industry and other directions, can solve the problems of difficult heavy oil riser, inflexible adjustment, and narrow application range.
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[0088] The main operating conditions and product distribution of Example 1 are shown in Table 4, and the main properties of the liquid product are shown in Table 5. The main operating conditions and product distribution of Example 2 are shown in Table 6, and the main properties of the liquid product are shown in Table 7. The main operating conditions and product distribution of Example 3 are shown in Table 8, and the main properties of the liquid product are shown in Table 9. The main operating conditions and product distribution of Example 4 are shown in Table 10, and the main properties of the liquid product are shown in Table 11. The main operating conditions and product distribution of Example 5 are shown in Table 12, and the main properties of the liquid product are shown in Table 13.
[0089] Table 1 Heavy oil raw material properties (comparative example, embodiment 1~5)
[0090] Heavy Oil Raw Materials
Daqing Atmospheric Residue
Density (20℃), kg·m...
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