Technical Specifications for Mine Geological Exploration Gas Desorption Instrument

HFJ-5 Type Mine Geological Exploration Gas Desorption InstrumentTechnical Specifications

I. Product Overview
This instrument is developed in accordance with the GB/T 23250-2009 "Direct Method for Determining Coal Seam Gas Content in Underground Mines" standard, specifically designed for:
• Direct measurement of mine gas content
• Field testing in coalbed methane exploration
• Research on gas desorption kinetics
II. Technical Principle

Mine Geological Exploration Gas Desorption Instrument utilizes a water displacement gas collection measurement system, through:
1. Gas displacement of the measuring cylinder water column
2. Real-time monitoring of gas column height changes
3. Automatic calculation of desorption rate and total volume
III. Core Advantages
1. Structural Design
o Modular compact structure (100×100×500mm)
o Aviation aluminum alloy instrument case (net weight 2kg)
o Circular self-balancing base design
2. Measurement System
o Acrylic material standard measuring cylinder (optional 300/500/800/1000ml)
o Laser-engraved permanent scale lines
o Supports repeated water injection measurements
3. Environmental Adaptability
o Minimum water consumption design
o Supports hanging/platform dual-mode operation
o Shockproof and anti-corrosion treatment
IV. Technical Parameters
Item Specification Main Material Organic Glass Range Accuracy ±1%FS Operating Temperature -10℃~50℃ Accessories Special hose, operation manual
V. Application Scenarios
• Coal mine safety monitoring
• Shale gas exploration
• Experimental research in scientific research institutions

Zhengzhou Aidi Production Mine Geological Exploration Gas Desorption InstrumentSupplies coal drill cuttings desorption instrument, deep hole sampling device, pressure measuring instrument, geological exploration desorption instrument, borehole flow meter, mine extraction and outburst prevention equipment, true density measuring instrument for coal, gas content measuring instrument, automatic measuring instrument for initial gas emission rate, diffusion speed measuring instrument, gas parameter instrument for coal extraction pipelines, borehole coal powder circulation device