NOVELTY - A biomass gasification and catalytic reforming biological hydrogen device comprises gasification reactor (1), high-temperature filter (4), high-temperature cracking reactor (7), 1st cooler (9), reheater (12), desulfurization reactor (13), catalytic reforming reactor (15), 2nd cooler (17), and hydrogen separation device (27) in which gasification reactor outlet is connected by gasification pipeline (18) to high-temperature filter inlet, and high-temperature filter outlet is connected by clean gasification pipeline (6) to high-temperature cracking reactor inlet.    USE - A biomass gasification and catalytic reforming biological hydrogen device (claimed).    ADVANTAGE - Biomass gasification and catalytic reforming biological hydrogen device has compact structure, high hydrogen production rate, low catalyst cost, and improved desulfurization effect.    DETAILED DESCRIPTION - A biomass gasification and catalytic reforming biological hydrogen device comprises gasification reactor (1), high-temperature filter (4), high-temperature cracking reactor (7), 1st cooler (9), reheater (12), desulfurization reactor (13), catalytic reforming reactor (15), 2nd cooler (17), and hydrogen separation device (27) in which gasification reactor outlet is connected by gasification pipeline (18) to high-temperature filter inlet, high-temperature filter outlet is connected by clean gasification pipeline (6) to high-temperature cracking reactor inlet, high-temperature cracking reactor outlet is connected by cracked gasification pipeline (20) to 1st cooler inlet, 1st cooler outlet is connected by low-temperature gasification pipeline (10) with reheater inlet, outside of reheater is set with 1st heater (11), reheater outlet is connected by high-temperature gasification pipeline (22) to desulfurization reactor inlet, desulfurization reactor outlet is connected by desulfurized gasification pipeline (23) with catalytic reforming reactor inlet, catalytic reforming reactor outlet is connected by catalytically reformed gasification pipeline (16) with 2nd cooler inlet, 2nd cooler outlet is connected by low-temperature catalytically reformed gasification pipeline (26) with hydrogen separation device inlet, gasification reactor contains gasifying agent inlet (2) and biomass feed inlet (3), hydrogen separation device contains hydrogen gas outlet (28) and residual gas outlet (29), outside of high-temperature cracking reactor contains 2nd heater (19), 2nd heater is set with burner (5), catalytic reforming reactor is set with steam inlet (14), cracked gasification pipeline is connected by bypass (21) with low-temperature gasification pipeline, bypass is connected to 1st heater and 1st cooler in parallel, and 1st cooler contains steam generator (8). An INDEPENDENT CLAIM is included for use of biomass gasification and catalytic reforming biological hydrogen device which involves sending biomass through biomass feed inlet into gasification reactor, sending water vapor, oxygen, or air through gasifying agent inlet into gasification reactor, gasifying at 500-700 degrees C, sending combustible gas through high-temperature filter into high-temperature cracking reactor, heating to 800-1000 degrees C, performing high-temperature cracking, sending part of combustible gas from high-temperature cracking reactor to steam generator, cooling with aqueous medium, sending to reheater, sending other part of combustible gas through bypass into 1st heater, heating combustible gas in reheater to 200-400 degrees C, sending reheated combustible gas into desulfurization reactor, desulfurizing using zinc oxide (ZnO) desulfurizing agent (24), sending to catalytic reforming reactor, reacting using copper (Cu) catalyst (25) at 250-400 degrees C to obtain hydrogen-rich combustible gas, cooling with aqueous medium in 2nd cooler, sending to hydrogen separation device, discharging hydrogen gas through hydrogen gas outlet, discharging residual gas, using as fuel in burner, sending steam produced in steam generator into catalytic reforming reactor, and performing reforming reaction with carbon monoxide (CO) in catalytic reforming reactor.    DESCRIPTION OF DRAWING(S) - The drawing shows a schematic diagram for biomass gasification and catalytic reforming biological hydrogen device.    Gasification reactor (1)    Gasifying agent inlet (2)    Biomass feed inlet (3)    High-temperature filter (4)    Burner (5)    Clean gasification pipeline (6)    High-temperature cracking reactor (7)    Steam generator (8)    1st cooler (9)    Low-temperature gasification pipeline (10)    1st heater (11)    Reheater (12)    Desulfurization reactor (13)    Steam inlet (14)    Catalytic reforming reactor (15)    Catalytically reformed gasification pipeline (16)    2nd cooler (17)    Gasification pipeline (18)    2nd heater (19)    Cracked gasification pipeline (20)    Bypass (21)    High-temperature gasification pipeline (22)    Desulfurized gasification pipeline (23)    Desulfurizing agent (24)    Catalyst (25)    Low-temperature catalytically reformed gasification pipeline (26)    Hydrogen separation device (27)    Hydrogen gas outlet (28)    Residual gas outlet (29)