Gas reaction controller: 1: computer; 2: constant temperature furnace; 3: sample; 4: low-pressure chamber; 5: high-pressure chamber; 6: controller; 7: electronic control system; 8: control volume; 9: low-pressure chamber; 10: high-pressure chamber; 11: emergency hydrogen removal system; 12: vacuum component; 13: hydrogen tank; 14: hydrogen generator; 15: cooling systems.^[5]