1. Combustion laboratory size: 3000mm * 3000mm * 2800mm; 2. Outline dimensions of the smoke pipe in the combustion chamber: 5200mm * 3000mm * 1800mm; 3. Control box outline dimension: 800mm * 1200mm * 1500mm; 4. Smoke extraction speed: 0.50m3/s ~ 0.65m3 /s; 5. Temperature measurement: imported k-type armored thermocouple with a diameter of 3mm; 6, temperature measurement precision, plus or minus 0.5 ℃; 7. Accuracy of pressure sensor: 8. Test time: 1560s; Accuracy of time recording system: 0.1S; 9. Oxygen analysis (paramagnetism) : range (0-25)%; Response time <12s; Within 30min, the noise drift is no more than 100 x 10-6; The resolution of data collection and output is greater than 100 x 10-6; 10. Carbon dioxide (IR) measurement temperature: range (0-10)%; The linearity is greater than 1% of the full range; The resolution of data collection and output is greater than 100 x 10-6; 11. Detector: the color standard accuracy is plus or minus 5%; Output linearity (transmittance)<3%; Absolute penetration rate <1%; 12, test environment temperature (10 ~ 30 ℃; 13. Control cabinet power supply voltage: AC 220V 50HZ; 14. Maximum equipment power: 11.5KW; 15, alarm: flue gas pipeline temperature greater than 400 ℃, the alarm; 16, sample adjustment status: temperature (21-25) ℃, humidity (45-55) % RH; 17. Distance of the test piece from the opposite side: 2100mm.