Borehole Electromagnetics –Diffusive and Propagation Transients - Wave Propagation in Drilling, Well Logging and Reservoir Applications - page 351

Figure 8.9.1b. 400 kHz results, Receiver 1 “static” amplitude plot.

PHASE (DEG)

Frequency, 400,000 Hz; Transmitter-to-Receiver, 22.781 in.

R v = 0.1 m

v = 1

m v = 10 m

-4.338 59.39 79.03

R h = 0.1 m

81.41 72.65 84.03

R h = 1 m

-31.00 -89.44 88.19

R h = 10 m

AMPLITUDE (VOLTS)

Frequency, 400,000 Hz; Transmitter-to-Receiver, 22.781 in.

R v = 0.1 m

v = 1

m v = 10 m

0.0002358 0.001231 0.003007

R h = 0.1 m

0.0001610 0.0005678 0.001665

R h = 1 m

0.00004268 0.0001446 0.0005929

R h = 10 m

Figure 8.9.1c. 400 kHz results, receiver at 22.781 in.