STD-PH Series High Pressure Gas Sorption Analyzer

STD-PH analyzer are to analyze adsorption at high pressure and developed independently by STD, using static volume method:

• Pressure range: From 0 to 69 MPa;
• Temperature range: From 77K to 1,373K;
• Sample analysis: Support 1/2/4 ports analysis.

Main function

• High pressure gas adsorption (Static volume method);
• High pressure & temperature gas adsorption and desorption isotherm;
• PCT ad/desorption curve, adsorption constant;
• Shale gas, coal bed methane reserve assessment;
• Hydrogen storage PCT, Hydrogen ad/desorption cycle;
• Porous material adsorption performance;
• Normal pressure desorption rate test (Optional function);
• Equal pressure adsorption rate test (Optional function);
• Temperature programmed desorption test (Optional function);
• Multi-component High Pressure Gas Sorption analysis (Optional function);

Specific configuration

• STD-PH High Pressure Gas Sorption Analyzer
• High pressure standard configuration (0 to 20MPa, 1/2/4 optional test port);
• STD-PHU Ultra High Pressure Gas Sorption Analyzer
• Ultra-high pressure configuration(0 to 50MPa and 0 to 69MPa optional, 1/2 optional test port);
• Support shale gas and coal bed methane, Hydrogen storage adsorption research;
• STD-PHE HighPressure And Equal Pressure Sorption Analyzer
• Equal pressure adsorption kinetic analysis, static volume replace weight method of magnetic levitation balance, unique instrument in domestic market;
• Pressure range: From Vacuum to 20MPa; automatic switching of dual pressure sensors;
• Volume method high pressure and equal pressure ad/desorption isotherms;
• Ad/desorption t-P/t-V curve;
• PCT ad/desorption isotherms;
• Langmuri adsorption constant a, b value;
• Freundlich adsorption strength n, adsorption constant k;
• IAST theoretical model multicomponent competitive adsorption curve;
• Clausius-Clapeyronad/desorption thermal curves, constant pressure ad/desorption capacity and rate (kinetics) tests.
• Built-in combustible gas alarm
• Gas alarm and ventilation linkage system(Optional function);
• TPD rate test(Optional function).
• STD-PHEM High Pressure Sorption And Atmospheric Desorption Analyzer
• Add MFC, realize simulating application environment and testing normal pressure desorption rate of large desorption capacity of large weight sample;
• Thermodynamics research: ad/desorption isotherms, TPD temperature research;
• Kinetics research: equal pressure ad/desorption rate, TPD rate, TPD Hydrogen release;
• Expended chamber volume: 1000cm³or 3000cm³ optional;
• Low pressure vacuum equalpressure hydrogen release module;
• Pressure range of TPDtemperature rise to release Hydrogen: from 0.01bar to ATM (Optional function).
• STD-PHCCladding Pressure High Pressure Gas Sorption Analyzer
• Simulate the stratum stress environment by adding axial and radial forces to the whole rock core and coal core to evaluate the adsorption performance of the core and coal core;
• STD-PHMMulti-component High Pressure Gas Sorption Analyzer
• Multi-component selective competitive adsorption function:equippedwith high-pressure micro-circulation system, to solve the problem of multi-component adsorption gas stratification (Volume method ).
• Optional configuration:
• Liquid Nitrogen surface constant device (STD-LNL) for high-pressure hydrogen adsorption at the temperature of liquid nitrogen, eliminating the temperature zone change introduced by liquid nitrogen volatilization;
• Gas pressurization systemfor or different gases H₂, CH₄, N₂ and etc., with special pressurization system, pressure range 30MPa, 60MPa, 80MPa.

Main Parameter

• Testing accuracy: repeatability error less than ±2%;
• Pressure range: from high vacuum to a maximum of 690 bar;
• Temperature range: from 77K to 1173K;
• Safety: ensure the gas tightness, built-in combustible gas alarm, optional gas alarm linkage system;
• Pressure accuracy: accuracy of 0.01% FS, long-term stability of 0.025% FS;
• Instrument thermostat (air bath): instrument internal full thermostat, manifolds, valves, and gas sources, etc., in the same air bath environment, thermostat temperature 313K , temperature control accuracy ± 0.1 centigrade;

Application data Report