A Method of Differentiating the Early-Time and Late-Time Behavior in Pressure-Pulse Decay Permeametry

Figure 6

Experimental setup for pulse-decay permeability measurements. 1: gas cylinder; 2: air booster pump; 3: gas reservoir; 4: pressure reducing valve; 5: vacuum pump; 6: upstream chamber; 7: triaxial cell; 8: rock sample; 9: differential pressure transducer; 10: downstream chamber; 11: constant temperature oven; 12: computer; 13: data acquisition system; 14: hydraulic water pump.