Schematic diagram of small thermal gasification experiment platform. (1) Coal–water slurry reservoir, (2) valve, (3) controlled volume pump, (4) oxygen cylinder (five) and air bottle (one), (5) gasifier vaporizer, (6) quench chamber, (7) coal–water slurry nozzle (pulverized coal burner), (8) gas flow meter, (9) sealed slag bucket, (10) crude gas outlet, (11) measuring hole (12) inner refractory brick, (13) cooling water inlet, (14) cooling water outlet, (15) sampling bag (gun), (16) filter, (17) dryer, (18) gas analyzer, (19) feed pump, (20) suction pump, (21) cooling water tank, (22) transmitter, (23) sampling card, (24) computer, (25) sealing valve, (26) cold slag outlet, (27) air compressor, (28) pulverized fuel feeder, (29) air flow meter, (30) pulverized coal flow meter, (31) gasifier cylinder, (32) oil flow meter, (33) oil pump, (34) oil storage tank, (35) coal–water slurry flow meter, (36) water flow meter, and (37) sampling hole.