PARTICLE IMAGE VELOCIMETRY (PIV) CENTRIFUGAL PUMP FLOW VISUALIZATION POROUS MEDIA FLOW DILUTION METHOD RESERVOIR SIMULATION FLOW ASSURANCE ENERGY MULTIPHASE FLOW UNSTEADY AERODYNAMICS ARTIFICIAL LIFT ASPHALTENE PRECIPITATION HEAVY OI SCIENTIFIC COMPUTING AEROACOUSTICS OIL DROPS COMPUTATIONAL FLUID DYNAMICS PHYSICS-INFORMED NEURAL NETWORKS (PINNS) OIL AND GAS PRODUCTION TURBULENCE COMPUTATIONAL FLUID DYNAMICS (CFD) TWO-PHASE FLOW