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

Table 7

Reference parameters for pressure port design of GWE testing equipment.

Design parameters	Value	Design parameters	Value
	3.3 MPa		2.1 MPa
	10°C		10°C
	1.90 MPa	f	49 Hz
	10°C	φCH4	88%