... Abstract An expert system has been developed to give the driller indications on formation changes by using downhole or surface measurements. In a "user friendly" environment the expert system includes a preprocessor to combine parameters and a 0+ inference engine. Results are displayed...

... and to process his own data files by means of independent data-processing tools. expert system directional behaviour spe 19133 new software inference engine computer enhanced drilling software trajectory modification elf aquitaine upstream oil & gas research center calculation software...

...-testing simulator 3 , the other for a 3-phase, n-components compositional thermal reservoir model 4 , 5 . inference engine society of petroleum engineers artificial intelligence screen status knowledge database expression reservoir simulator interface application software...

... characteristics. The knowledge base has been developed using a professional inference engine. To be closer to the type of reasoning used by experts, fuzzy logic concepts have been introduced in the knowledge representation. This approach leads to a methodology for selecting EOR processes and for improving know...

... with the system to present the problem and get conclusions. Fact Base: stores facts from different sources, including interactive answers from the user. Knowledge Base: contains the knowledge and expertise of the expert in rule form. Inference Engine: operates deductively and utilizes the relevant...