... surveillance drillstem/well testing flow testing formation pressure derivative deviation operation pbu interpretation result information downhole pressure gauge production analysis enhanced recovery upstream oil & gas flow rate permeability forecast reservoir property bottomhole pressure...

... properties. We show that the proposed technique enables creating a digital analog of the downhole pressure gauge to provide stable and safer measurements of downhole parameters. The proposed solution was built by use of classical supervised ML methods such as linear regression, regressions...

... Figure 1 Pressure based analysis of data at injection tests in corporate hydraulic frac simulator "RN-GRID" (upper figure: review diagrams of pressure performance from wellhead and downhole pressure gauges; middle figure: data analysis from the wellhead pressure gauge using Nolte's method...