Research Article

Preliminary Test of Gas Wave Ejector in Coalbed Methane Well Site and Impact Analysis of Fluid Medium Characteristics on Its Pressure Port Design

Table 1

Parameters of components used in the gas wave ejector experimental system.

InstrumentationMeasuring/controlling rangeMeasurement accuracy

Integrated flow meter-50~200°C±0.5%
0~6/10 MPa±0.5%
0~2500 Nm3/h±0.5%

Frequency convertor7.5 kW/0~50 Hz0.01 Hz

Driving motor5.5 kW/0~50 Hz/

Pressure indicator0~6/10 MPa±1.6%