Foto del docente

Paolo Macini

Associate Professor

Department of Civil, Chemical, Environmental, and Materials Engineering

Academic discipline: ING-IND/30 Hydrocarbons and Underground Fluids

Research

Keywords: wettability measurements enhanced oil recovery drilling engineering permeability measurements rock compressibility induced Seismicity hydrocarbon production non-darcy flow in porous media subsidence environmental sustainability environmental monitoring

Drilling Engineering

Evaluation and optimization of rock-bits application. Rock-bit performance evaluation models with applications to large industrial database. Application of fixed-cutters bits for horizontal drilling. Laboratory characterization and testing of inhibitive drilling fluids. Optimization of water-base muds for trenchless Horizontal Directional Drilling applications. Design of geothermal and sub-sea wellheads. Applicative aspects of geosteering and navigation drilling systems. Environmental technologies for hydrocarbon Exploration and Production industry.

Reservoir Engineering

Studies on land subsidence due to underground fluids withdrawal (water, oil, gas). Subsidence and compaction monitoring by radioactive markers and vertical pipe extensometers. Laboratory studies on rock compressibility at high pressure. Laboratory studies on permeability changes in clayey porous media induced by saturating fluid composition. Problems of fluid flow in low permeability porous media. Non-Darcy flow in porous media and fractured rocks. Reversal wettability studies in EOR (Enhanced Oil Recovery) projects (chemical and alkali flooding in oil-wet carbonate reservoirs). CCS (Carbon Capture and Storage), preliminary studies and evaluations for the design of a CO2 geological storage pilot plant in a deep saline aquifer in Northern Italy.

Formation Evaluation

Log interpretation and technical development of LWD (logging While Drilling) tools. Applicative aspects and interpretation of Radioactive Marker Techniques applied to subsidence studies. Experimental studies of reservoir rocks petrophysical properties by NMR (Nuclear Magnetic Resonance) techniques. Wettability evaluation by Magnetic Resonance Imaging.

Environmental monitoring of offshore drilling activities.

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