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U.S. Department of Energy
Office of Scientific and Technical Information

The Dieselmax process

Conference ·
OSTI ID:6337475
The potential sources of components in the diesel pool produced by a typical present-day refinery are numerous. The sources can include straight-run distillates, desulfurized straight-run, FCC light cycle oil (both untreated and hydrotreated), distillates from low pressure mild hydrocracking (MHC) or high pressure high conversion hydrocracking, and hydrotreated coker gas oils. However, for most crudes, only the desulfurized straight-run distillates and distillates from high pressure hydrocracking will meet the future diesel specifications for aromatics and sulfur. Refiners are being presented with a major challenge to meet proposed stringent specifications for diesel fuel quality. The reduction in sulfur content to 0.05 wt-% and aromatics content to 20 vol-% will necessitate an increase in diesel treating capacity. Alternatively, a shift in the path for conversion of heavy fractions to diesel could be implemented to improve the quality of components entering the diesel pool. This approach was utilized in the development of the Dieselmax process for efficient production of improved diesel pool component.
OSTI ID:
6337475
Report Number(s):
CONF-880319-
Country of Publication:
United States
Language:
English