Device and method for measuring permeability coefficient of annulus in gas transmission hose

• Main Authors: WANG XINYI, ZHUANG WENJIE, XIN GUOLIN, TAN QINFA, WEI CHENXING, LUO SHIHONG, ZHANG SU, LIU HONGWEI, SUN WANTONG, TAN JUN
• Format: Patent
• Language: Chinese; English
• Published: 26.07.2024
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention belongs to the technical field of measurement, and discloses a device and a method for measuring an annulus permeability coefficient in a gas transmission hose. Comprising a methane gas cylinder, a pressure pump, a first gas flowmeter, a first ball valve, a pressure gauge, an inlet, a...