Introduction: CEL-SPH2N-D SLR series photocatalytic activity evaluation system (also listed as reverse-reflecting water-dissolving hydrogen production system), using a variety of valve combinations to collect and analyze samples (in accordance with national standard GB/T26915-2011), can be used for photolysis of water to produce hydrogen, light Experiments on water-supplied oxygen and normal temperature and atmospheric pressure photocatalytic reduction of CO2; (Patent No.: ZL 2010 2 0265986.2). Functional applications: qualitative and quantitative products, and photometric efficiency tests. It can be used for photohydrolysis of hydrogen, photolysis of water to produce oxygen, and normal temperature and atmospheric pressure photocatalytic reduction of CO2. Technical Parameters 1) Vacuum degree: relative vacuum degree -0.1Mpa (more than 72 hours, dynamic test); absolute vacuum degree <3×10-4Mpa (PV=nRT) 2) Fully automatic control valve, fully automatic control software, can set the sampling time and sampling times arbitrarily, the system is completely computer controlled, no need for complicated valve operation; 3) Patented glass high vacuum system circulation pipeline, (★Patent No.: ZL 2011 2 0045149.3) 4) High-efficiency circulating pump, instant mixing for 1s seconds, no need to wait, sampling at any time, mixing speed 1.8L/min; 5) For trace gas reaction and product detection, the system circulation pipeline volume is less than 150mL; 6) Vacuum characterization: relative pressure precision vacuum gauge, accuracy 0.4 (intuitive); relative pressure digital vacuum gauge optional); absolute pressure digital vacuum gauge, accuracy 0.1Pa (optional); 7) Wide range of hydrogen production test: 0.1 microliter to 100 milliliters (expandable 1000ml), precision PPM level; 8) Linear regression degree of standard curve: K>0.9999 (actual measurement is 1); 9) Standard multi-function buffer gas storage device can be connected to the spare gas tank; 10) Quantitative sampling, 0.5ml / 1ml / 1.5ml / 2.2ml / 3ml optional, multiple sampling without error, to avoid misuse; 11) According to the user's habits, the combination of national standard eight-way valve, seven-way valve, six-way valve, four-way valve, three-way valve, two-way valve and above valves can be selected. The material can be selected from corrosion-resistant stainless steel and glass. Manual, semi-automatic, fully automatic; 12) The sampling part of the SLR system has no dead volume and no gas clogging phenomenon; 13) Standard reactor with double-layer constant temperature water jacket (250ml/100ml/50ml optional), pressure-resistant full-spectrum high-permeability quartz window; 14) Condensation system: snake cold + direct cooling double-layer cooling device (optional ball cooling or direct cooling); 15) Built-in gas shutoff protection function to ensure GC safety under misoperation (such as insufficient carrier gas pressure); 16) 2 sets of standard injectors (including gas injectors); 17) The light source device is placed behind the system, and the reactor is installed and disassembled without moving the light source; 18) Stainless steel bellows KF16, 1.8m, no vibration, clean and pollution-free, can be bent freely, standard multi-purpose interface, can be connected with various vacuum pumps. 19) Vacuum pump: vacuum pump domestic or imported brand vacuum pump, with anti-oil suction function, pumping rate 2L / s; 20) Adopt double-layer high-stability support platform to ensure the safety of glass instruments; integrated design, with movable universal wheel for easy movement. 21) Customer site installation and commissioning, training, experiment, maintenance-free. 22) The system covers a small area, does not occupy the test bench, and integrates independently to solve the tension of the existing experimental platform.
Introduction: CEL-SPH2N-D SLR series photocatalytic activity evaluation system (also listed as reverse-reflecting water-dissolving hydrogen production system), using a variety of valve combinations to collect and analyze samples (in accordance with national standard GB/T26915-2011), can be used for photolysis of water to produce hydrogen, light Experiments on water-supplied oxygen and normal temperature and atmospheric pressure photocatalytic reduction of CO2; (Patent No.: ZL 2010 2 0265986.2). Functional applications: qualitative and quantitative products, and photometric efficiency tests. It can be used for photohydrolysis of hydrogen, photolysis of water to produce oxygen, and normal temperature and atmospheric pressure photocatalytic reduction of CO2.
