Multiple-Echo Suppression Modeling and Experimental Verification for Acoustic Transmission along Periodic Drillstring Using Dual Receivers

Table 3

Typical performance parameter of experimental devices.

Device	Model	Typical performance parameter
Vibration exciter	JZ-2A	Output force: 10 N; operation bandwidth: 10 Hz–18 kHz; maximum output displacement: ±3 mm
Power amplifier	GF-20	Maximum output voltage: 20 V; operation bandwidth: 5 Hz–20 kHz
IEPE accelerometer	CA-YD-186	Sensitivity: 100 mV/g; maximum acceleration allowed: 50 g; operation bandwidth: 0.5 Hz–5 kHz
Data acquisition device	YE6231	Resolution: 24 bit; sampling frequency: 96 kHz/Ch; signal input frequency: 0.3 Hz–30 kHz
Signal generator	RIGOL5102	Sampling rate: 1 GSa/s; maximum output frequency: 100 MHz; modulation type supported: AM, FM, PM, ASK, FSK, PSK, PWM, IQ
Motor	51K90RGN-CF	Rated power output: 90 W; maximum rotation speed: 200 r/min