139results about "Rotary retorts" patented technology

The invention discloses a device and method for preparing biochar from corncobs, and belongs to the technical field of biochar preparation, the device comprises a machine base, a frame is fixed outside the machine base, an outer cylinder is horizontally fixed on one side of the machine base, and the outer cylinder is fixedly connected with the frame; the crushing seat is arranged above the outer cylinder; the combustion system is arranged on one side of the outer barrel, and the combustion system is externally connected with a hot gas booster fan; the sealing end cover is fixed in the outer cylinder body; the carbonization cylinder is rotationally mounted on the machine base, and one end of the carbonization cylinder is coaxially and rotationally connected with the sealing end cover; the heat control unit is arranged in the annular cavity of the carbonization cylinder; the material guide channel is arranged on the sealing end cover; the filter material unit is fixed in the carbonization cylinder; according to the device, a scrap mixture can be graded according to the particle size, primary carbonization of the scrap mixture is achieved, then the scrap mixture is remixed and then subjected to high-temperature pyrolysis carbonization, and the purity and quality of biochar preparation are improved.

A thermal treatment reactor for feedstocks and method of use. The thermal treatment reactor comprises an infeed assembly, a furnace, a rotary drum, a discharge assembly, and a liberator assembly. The rotary drum may comprise forwarding flights, mixing flights, oscillating flights, and raking pins. The feedstock to be thermally treated enters the reactor through the infeed assembly. The feedstock is fed into the reactor in a controlled manner by means of a screw conveyor system. The thermally-treated product exits the reactor via the discharge assembly, which separates the thermally treated product into a VOC liberator, from whence the product enters into a cooling system to reduce the temperature for safe storage and handling.

The invention relates to the technical field of carbonization devices, in particular to a self-deoxidation internal heat rotary type large-scale carbonization device which comprises a rotary furnace and a machine table for supporting the rotary furnace, and further comprises a heating device and a deoxidation device which are connected to the outer side of the rotary furnace, a feeding cylinder is fixed to one end of the rotary furnace in a penetrating mode, and a rotating shaft is rotationally connected to the inner side of the feeding cylinder in a penetrating mode. A first motor drives a rotating shaft to rotate, so that a cam in an opening and closing mechanism is driven to rotate, the cam drives two push rods to slide, so that two sliding rods can be pushed to move, the sliding rods drive sliding groove plates at the ends to move back and forth, and therefore the two knife rests and the two cutting knives at the same position can be driven to be combined or separated; the carbonized part on the surface of the large-size carbon-containing raw material can be cut off in time through the opening and closing of the cutting knives, the non-carbonized carbon-containing raw material is kept in a high-temperature environment, the outer layer part of the carbon-containing raw material can be prevented from being overburnt, and the carbonization uniformity can be improved.

A heating furnace tube is rotationally arranged on a heating supporting seat, the two ends of the heating furnace tube are connected with a furnace head cover and a furnace tail cover in a dynamic sealing mode, and a feeding assembly penetrates through the furnace head cover and extends into the heating furnace tube, so that crushed materials are conveyed to a guiding assembly and rotate along with the heating furnace tube; the materials can be uniformly overturned and pushed forwards; the heating assembly surrounds the periphery of the heating furnace pipe, and the waste heat utilization assembly is connected into the heating assembly and the heating furnace pipe so as to achieve waste heat utilization. The cooling furnace tube is rotationally arranged on the cooling supporting seat, two ends of the cooling furnace tube are in dynamic sealing connection with the furnace head cover and the furnace tail cover, and the heating furnace tube is connected to the cooling furnace tube through an inclined articulated chute, so that sintered materials are conveyed into the cooling furnace tube; the cooling assembly spirally extends into the cooling furnace tube so as to achieve material cooling. The device has the characteristics of continuous feeding and discharging, crushing function, sufficient material overturning, precise and controllable sintering time, high cooling efficiency and the like.

A seal assembly is provided that transitions from an expanded configuration to a retracted configuration. In the expanded configuration, the seal assembly forms a non-permeable seal between a rotatable rigid body and a non-rotatable rigid body, the non-permeable seal preventing the entry of oxygen into a reactor drum having a low oxygen environment and / or leakage of gases produced in the low oxygen environment of the reactor drum to the surrounding environment. In the retracted configuration, the rotatable rigid body is secured relative to the non-rotatable rigid body such that relative rotation is prevented. The first rigid body may be translatable relative to the second rigid body to reduce a length of the seal assembly and facilitate rapid removal and / or replacement of the seal assembly from between adjacent components of a torrefaction, gasification, or pyrolysis system.

The embodiment of the invention provides an agricultural and forestry waste biomass gas-carbon co-production device, and relates to the technical field of biomass energy development. The agricultural and forestry waste biomass gas-carbon co-production device comprises a bearing base, the top of the bearing base is fixedly connected with a feeding box, the top of the bearing base is fixedly connected with a discharging box, and the top of the bearing base is provided with a carbonization mechanism. And the connecting part synchronously drives the connecting part to pull the extrusion plug, so that the extrusion plug moves inwards in the gas collecting box, gas in the gas collecting box is compressed, the compressed gas is conveyed to the spray head pipe through the exhaust pipe, the spray head pipe sprays gas to the surface of the heat-resistant filter plate in a directional mode, and high-speed airflow impacts the surface of the heat-resistant filter plate. And attached fine dust particles can be further removed, the mechanical vibration ash removal effect is enhanced, the sprayed gas can locally cool the heat-resistant filter plate in a high-temperature state, and the heat-resistant filter plate is prevented from deforming or losing efficacy due to long-time high-temperature operation.

According to an example aspect of the present invention, there is provided a rotary kiln reactor (1) comprising a rotatable hollow chamber (2) having a front end (3) and a back end (4), a feeding system (5) configured to feed material into the hollow chamber (2) via at least one feed outlet (6), a gas outlet (7) for collecting a product comprising a gas (8) from at least partially pyrolyzed material, a residue outlet (9), wherein at least one movable object (10) is arranged within the rotatable hollow chamber (2), and an internal structure (17) is fixedly attached to an inner surface (15) of the rotatable hollow chamber (2) between the at least one movable object (10 and the back end (4), wherein an inner diameter of the structure (17) is smaller than an inner diameter of the rotatable hollow chamber (2).

The invention discloses an annular biomass charcoal-steam co-production device and method, and relates to the technical field of renewable energy sources, the annular biomass charcoal-steam co-production device comprises a material loading and transporting mechanism and a carbonization furnace, and further comprises a butt joint device, an inlet isolation cabin is arranged on the right side of the carbonization furnace, an outlet isolation cabin is arranged on the right side of the carbonization furnace, and a shell is arranged on the surface of the carbonization furnace; a drying area, a main reaction area, a cooling area and a material filling area are arranged in the shell, a supporting device is arranged at the bottom of the shell, an anaerobic tank is arranged in the shell, and after limiting of a connecting pipe is relieved, the anaerobic tank is connected with the main reaction area, the cooling area and the material filling area. A worker is matched with a tool to push the connecting pipe to move to a proper position to be in butt joint with the boiler, connection looseness caused by manual mistaken touch or accidental operation can be effectively prevented through the protection plate, the flue gas and unburnt flue gas recovery efficiency is improved, and the working efficiency of the carbonization furnace is improved in an auxiliary mode.

The invention provides a production device and method of rice husk-based graphene preposed material carbonized rice husks, and the device comprises a side shell, an inner container, heat insulation cotton, a discharge pressing plate, a container wall slag removal sheet, a first lifter, a transmission rod, a lifting rotator, a heating roller, a hot roller slag removal sheet, a bottom box, a drawing frame mechanism, a second lifter, a driving mechanism, a driving module, a thermocouple, a heating module and a temperature measurement module. The side shell, the inner container and the heat insulation cotton of the inner container form a furnace body, the top view of the furnace body is a rounded square, a plurality of heating rollers are arranged on one side of the mainframe box and form a heating roller set, the temperature of all positions of the furnace body can be uniform through the heating roller set, the heating rollers, the mainframe box and the base are connected into a whole, and the cross section of each heating roller is oval. The heating roller, the main machine box, the bottom box, the base, the electric heating wire, the heating module and the temperature measuring module form a plug-in type heating mechanism, the plug-in type heating mechanism can move in the horizontal direction under the action of the driving module and the driving mechanism, and the heating roller can be inserted into or pulled out of the furnace body.

A system for processing solid waste including a segmented gasifier having a first segment detachably connected to a second segment, and a burner positioned downstream of the segmented gasifier and coupled to the segmented gasifier. A process for treating solid waste including introducing the solid waste into a first end of a segmented gasifier having a first segment detachably connected to a second segment. Gasifying the solid waste as it traverses from the first end of the gasifier to a second end of the segmented gasifier, and producing a gaseous output and a solid output at the second end of the segmented gasifier. Separating the gaseous output and the solid output, and introducing a portion of the gaseous output to a burner and recycling a portion of the gaseous output to the segmented gasifier as an energy source.

The invention relates to an in-situ and ex-situ catalytic pyrolysis device with a movable heating area and a pyrolysis method. The in-situ and ex-situ catalytic pyrolysis device comprises a rack; the reaction tube is axially and horizontally arranged on the rack; the left end of the reaction tube is communicated with a nitrogen cylinder through a rotary joint, a flow meter and a pressure reducing valve; the first end of the three-way pipe is connected with the right end of the reaction pipe through a rotary joint, the second end of the three-way pipe is connected in series with the first condenser and the first gas storage bag through a first stop valve, and the third end of the three-way pipe is connected in series with the second condenser and the second gas storage bag through a second stop valve; the tubular heating furnace is horizontally arranged on the rack in a sliding manner along the axial direction of the reaction tube, and a first heating area and a second heating area which are different in temperature are arranged in the tubular heating furnace; according to the device, on the basis that the in-situ catalytic reaction and the ex-situ catalytic reaction are carried out in the same device, the influence of the heating rate on the rapid pyrolysis of the raw materials is avoided, the full contact between different raw materials in the co-pyrolysis process and the maximum production of target products are ensured, and a catalyst evaluation function is also considered.

The invention discloses an internal structure of a straw shallow carbonization furnace, and relates to the field of carbonization furnaces, the internal structure comprises a carbonization assembly, one side of the carbonization assembly is provided with a transportation assembly, the upper end of the transportation assembly is provided with a pretreatment assembly, and the pretreatment assembly, the transportation assembly and the carbonization assembly are communicated with one another; the pretreatment assembly is fixedly connected to the upper portion of the conveying assembly, a through opening is formed in the top of the pretreatment assembly, a discharging hopper is arranged at the bottom of the pretreatment assembly, a feeding hopper is arranged at the top of the conveying assembly and matched with the discharging hopper, a heat dissipation chamber is arranged on the outer side of the pretreatment assembly, and a third motor is fixedly connected to the interior of the heat dissipation chamber. The output end of the third motor is fixedly connected with two groups of first gears, so that the subsequent carbonization reaction of the straws is more uniform; the size of straw is reduced, and the space utilization rate of transportation and storage is increased; the double-roller type crushing rollers meet the requirement of pretreatment granularity before straw shallow carbonization in a double-roller extruding and shearing mode.

The invention provides an energy-saving rotary continuous discharging cracking furnace. The energy-saving rotary continuous discharging cracking furnace comprises a rotary furnace and a combustion furnace used for providing a heat source for the rotary furnace; the rotary furnace at least comprises a furnace body and a heating tube nest arranged in the furnace body, an outlet of the heating tube nest penetrates through the furnace wall of the furnace body and leads to the outside of the furnace body, the outer wall of the heating tube nest and the furnace wall of the furnace body are sealed, a heat collecting cover is arranged at the position, located at the outlet of the heating tube nest, outside the furnace body, and the heat collecting cover is communicated to a waste heat utilization unit. The combustion furnace is used for combusting combustible gas, generating heating gas and leading the heating gas to the heating tube nest; and the combustion furnace is connected with the heating tube nest through a heat supply main pipe penetrating through the furnace body. The heat waste in the cracking reaction process of the cracking furnace can be reduced.

The invention provides a system, which enables the uninterrupted single-step production of high quality activated carbon from apricot kernel shells, olive pits, almond kernels and shells, walnut shells, peach kernels and shells, hazelnut shells, pistachio shells, sour cherry pits, cherry pits, date pits or olive pomace, etc, and which can also produce more energy compared to the energy it consumes through energy recovery, does not harm the environment and nature as it performs the carbonization process in a controlled manner and provides negative carbon emission.

The present disclosure provides systems and methods for efficiently converting whole tires into various commodity products, such as crude oil (e.g., West Texas Intermediate crude oil) and carbon that can be used in industrial processes such as steel manufacturing or further processed (e.g., activated) to form activated carbon.

The invention discloses an internal heating type rotary carbonization furnace for forward and reverse flow heating and a process control method, and relates to a carbonization device. Comprising a feeder, a clockwise and anticlockwise circulation kiln, a high-temperature fuel gas channel, a discharging cabinet, a cooling charcoal discharging device, a low-temperature fuel gas channel, a medium-temperature fuel gas channel, a two-section type combustion furnace, a high-temperature flue and a circulating type regulation and control pipeline system. Raw material carbonization comprises two stages, one stage is a countercurrent carbonization stage which is mainly completed in a countercurrent carbonization furnace stage, raw materials face downwards, flue gas faces upwards, and most of water in the raw materials is gasified in the stage. 2, a down-flow carbonization stage is mainly completed in a down-flow carbonization furnace stage, the raw materials and flue gas move downwards, and most organic matters in the raw materials are cracked in the stage; a process control method comprises the steps of ignition, heating, feeding carbonization, gas ring formation, two-stage combustion, energy self-supply, carbonization temperature regulation and control and gas flow regulation and control. Compared with a conventional carbonization system, an additional drying link is omitted, equipment is simplified, and the stability of the carbonization effect is ensured.

The utility model relates to the technical field of rotary kiln carbonization furnaces, and discloses an external heating rotary kiln carbonization furnace, which is characterized in that the output end of a servo motor is fixedly connected with a driving gear, movable rollers are arranged around the top of a base, the upper sides of the movable rollers are rotatably connected with heat preservation cylinders, the middle sides of the surfaces of the heat preservation cylinders are fixedly connected with gear rings, and the gear rings are fixedly connected with the driving gear. A vacuum cavity is formed in the inner wall of the heat preservation barrel, a carbonization furnace body is arranged in the heat preservation barrel, an electric heating pipe is arranged on the surface of the carbonization furnace body, the left side of the carbonization furnace body is fixedly communicated with a feeding pipe, and the right side of the carbonization furnace body is fixedly communicated with a discharging pipe. The carbonization furnace body is completely wrapped by the heat preservation barrel, the heat insulation property of the heat preservation barrel is enhanced through the vacuum cavity in the inner wall of the heat preservation barrel, heat loss of the carbonization furnace body can be effectively avoided, the heat utilization rate of the carbonization furnace body is increased, electric energy loss is reduced, the heating efficiency is improved, and use is convenient.

The invention provides a carbonization furnace for preparing activated carbon and straw biomass fuel, and relates to the technical field of carbonization furnaces. The carbonization furnace for preparing the activated carbon and straw biomass fuel comprises a fuel base, the upper end of the fuel base is fixedly connected with a combustion bin, the surface of the combustion bin is slidably connected with a sealing cover, the upper end of the combustion bin is fixedly connected with a carbonization shell, the outer surface of the carbonization shell is fixedly connected with a lifting motor, and the output end of the lifting motor is fixedly connected with a synchronous tooth set. The surface of the synchronous tooth group is connected with a lifting shaft, and the inner side of the carbonization shell is slidably connected with a lifting inner shell. According to the carbonization furnace for preparing the activated carbon and straw biomass fuel, a secondary ignition mechanism is arranged at a smoke discharging position, so that discharged materials of the carbonization furnace can pass an ignition test, the discharged materials are sufficiently combusted, discharged harmful gas is reduced, the effect of sufficiently combusting and reducing the discharge of the harmful gas is achieved, and the problems that the carbonization furnace discharges too much smoke, and the environment is polluted are solved. And a large amount of harmful gas exists inside.

Process and apparatus that integrate continuously the processes of pyrolysis in a rotary drum at average temperatures of 300 to 500° C. and gasification in a moving-grate gasifier at average temperatures of 500 to 800° C. to produce a mixture of gases originating from the processes of pyrolysis and gasification of waste and the derivatives thereof. The mixture of gases called “waste-derived combustible gases” is continuously passed through a Venturi system or an exhaust system and can be directed to a system for combustion or treatment and separation of the combustible fractions for subsequent energy recovery. Waste in the form of powder, fines, slurries, pastes or liquids can be thermally treated individually or in blends with other waste such as municipal solid waste, commercial waste or industrial waste, with additional energy recovery.

A system is provided that allows for a continuous process involving the introduction of particles into a reactor drum having a low oxygen environment. Heavy hydrocarbons are boiled off from the particles during heating of the particles. The boiled off heavy hydrocarbons mix with a heated gas stream that heats the particles in the reactor drum. The heated gas stream (with the boiled off heavy hydrocarbons) exits the drum and is recycled back to the heat source to reheat the gas stream prior to re-entering the reactor drum. Repeated exposure to high temperatures within the reactor drum breaks down the heavy hydrocarbons into lighter hydrocarbons. The lighter hydrocarbons can then be separated out of the heated gas stream and collected for sale or use.

The present invention discloses a production system for co-pyrolyzing bio-oil and biomass to prepare biochar, which comprises a pyrolysis furnace and a condensation device. Among them, the pyrolysis furnace is provided with a first feed inlet and a first gas outlet, and the first feed inlet is communicated with a first discharge outlet. The condensation device includes a hopper, a feed pipeline and an intake pipeline. One end of the feed pipeline is communicated with the hopper, and the other end is communicated with the first feed inlet. One end of the intake pipeline is communicated with the first gas outlet. The feed pipeline is horizontally disposed in the intake pipeline, and condensation holes are provided on the side wall of the feed pipeline in the intake pipeline. Thus, through this system, the present invention can utilize the co-pyrolysis effect of bio-oil and biomass to improve the biochar yield and carbon retention rate, enabling more carbon elements to be sequestered in the biochar, thereby achieving the effect of carbon sequestration. At the same time, the high retention rate of carbon elements in the biochar is conducive to increasing the calorific value of the biochar as an alternative fuel, enhancing the thermal stability of the biochar fuel, and improving the fuel performance of the biochar.

The invention provides an agricultural modular container type organic solid waste carbonization system which comprises a container and an electromagnetic heating rotary carbonization furnace, and the electromagnetic heating rotary carbonization furnace is obliquely mounted in the container; the first annular heat preservation cover and the second annular heat preservation cover are arranged on the peripheries of the low-temperature section and the high-temperature section in a sleeving mode correspondingly; the first annular pretreatment box and the second annular pretreatment box are arranged in the first annular heat preservation cover and the second annular heat preservation cover respectively; and the rotary screening mechanism is used for synchronously driving the first annular pretreatment box and the second annular pretreatment box to rotate and swing front and back, and a tail gas treatment module and a remote controller are further integrally installed in the container. The system adopts a container type integration form, is short in construction period, low in cost, suitable for solid waste treatment scenes such as rural islands and the like, capable of combining drying, crushing and screening processes with a carbonization process, high in integration degree and capable of supporting remote parameter regulation and control of the Internet of Things.

To provide a pyrolysis reactor that effectively transfers heat to waste composite materials by means of a stirring module, thereby shortening the time required for the pyrolysis process, and a carbon fiber and glass fiber recovery device that includes this reactor.SOLUTION: The pyrolysis reactor comprises a casing, at least one moving module, and at least one stirring module. The moving module may be mounted on the inner wall of the casing and may have spiral blades extending in the longitudinal direction of the casing. The stirring module may be mounted perpendicular to the inner wall of the casing and may have a plurality of plate-shaped swirls extending in the longitudinal direction of the casing. The stirring modules may be arranged alternately with the moving modules. The moving modules move the waste composite material within the inner casing, and the stirring modules mix the waste composite material with hot air within the inner casing.SELECTED DRAWING: Figure 1

A continuous pyrolysis system including a pyrolysis chamber, a heating chamber, a feeding chamber having a pressure input, an output coupled to the pyrolysis chamber, and a feeding opening opened to ambient atmosphere, a flame injector injecting ambient air and combustible material into the heating chamber, a pumping device with an input coupled to the heating chamber, and an output coupled to the pressure input of the feeding chamber, a O2 sensor within the heating chamber, and / or a pressure transducer within the feeding chamber, and a controller coupled to the O2 sensor, the pressure transducer, the flame injector, and the pumping device, for controlling the flame injector to inject ambient air and / or combustible material to maintain within the heating chamber O2 concentration between 8% and 10%, and / or for controlling the pumping device to maintain pressure in the feeding chamber above ambient pressure.

A system is provided that enables a continuous process that involves the introduction of particles into a reactor drum having a low oxygen environment. Heavy hydrocarbons are boiled off of the particles during the heating of the particles. The boiled off heavy hydrocarbons mix with a heated gas stream that heats the particles within the reactor drum. The heated gas stream (with the boiled off heavy hydrocarbons) exit the drum and are recirculated back to a heat source for reheating the gas stream prior to reentering the reactor drum. Repeated exposure to the elevated temperatures within the reactor drum cracks the heavy hydrocarbons into lighter hydrocarbons. The lighter hydrocarbons may then be separated out of the heated gas stream and collected for sale or use.

A method of processing biomass is disclosed. The method includes providing biomass to a pyrolysis kiln, where the biomass has a moisture content of less than 40% and an ash content of less than 50%, and where the biomass has a biomass input temperature of less than 125°C. The method continues with heating at least an upstream portion of the pyrolysis kiln to maintain an upstream kiln temperature of between 800°C and 1250°C, and feeding the biomass through the pyrolysis kiln for a pyrolysis duration of 5 to 60 minutes to produce a kiln output that includes biocarbon and syngas. The biomass increases from the biomass input temperature to a biomass reaction temperature of at least 800°C in less than 25% of the pyrolysis duration. The method continues with discharging at least the biocarbon and the syngas from the pyrolysis kiln. Other methods and pyrolysis kilns are also disclosed.

The utility model relates to the technical field of rotary furnaces, and discloses a convection type carbonization rotary furnace which comprises a rotary furnace body, at least two driving assemblies are arranged on the rotary furnace body, the driving assemblies can drive the rotary furnace body to rotate, the left end of the rotary furnace body is fixedly connected with a left baffle, a smoke outlet is formed in the left baffle, and a smoke outlet is formed in the smoke outlet. The smoke outlet is fixedly connected with a protective net, the upper portion of the left baffle is fixedly connected with an adding pipe, a pushing motor is fixedly installed on the left baffle, a pushing assembly is arranged in the rotary furnace body and comprises a driving frame and a driving spiral blade, and the driving frame is fixedly connected with the driving spiral blade. By arranging the pushing assembly, the pushing motor and the flue gas inlet pipe, materials can be pushed from the left end to the right end, flue gas flows from the right end to the left end, the movement directions of the materials and the flue gas are opposite, the convection effect is achieved, the raw material carbonization effect is improved, and use is convenient.

The application provides an agricultural modular container type organic solid waste carbonization system, which comprises a container, an electromagnetic heating rotary carbonization furnace, a first annular pre-treatment box, a second annular pre-treatment box, a rotating screening mechanism, a tail gas treatment module and a remote controller.

A thermal treatment reactor for feedstocks and method of use. The thermal treatment reactor comprises an infeed assembly, a furnace, a rotary drum, a discharge assembly, and a liberator assembly. The rotary drum may comprise forwarding flights, mixing flights, oscillating flights, and raking pins. The feedstock to be thermally treated enters the reactor through the infeed assembly. The feedstock is fed into the reactor in a controlled manner by means of a screw conveyor system. The thermally-treated product exits the reactor via the discharge assembly, which separates the thermally treated product into a VOC liberator, from whence the product enters into a cooling system to reduce the temperature for safe storage and handling.

The invention discloses a rotary biomass pyrolysis carbonization furnace process system, and belongs to the technical field of biomass pyrolysis. A front end cover and a rear end cover of the biomass pyrolysis carbonization furnace are rotationally connected with a barrel, the front end cover is connected with a pyrolysis gas output pipeline, the rear end cover is connected with a high-temperature pyrolysis gas input pipeline, a first branch pipeline of the pyrolysis gas output pipeline is connected with a combustion furnace, and a smoke output pipeline is further arranged on the combustion furnace; pyrolysis gas in a first heat exchange channel of the first-stage heat exchanger is heated through heat exchange and then enters the cylinder through a rear end cover; the problem that indirect heating type biomass pyrolysis equipment is low in heat transfer efficiency is solved, the heat value of pyrolysis gas is increased, the pyrolysis gas is heated and circulated through the first-stage heat exchanger, air is heated through the second-stage heat exchanger, heat provided by an external heat source is not needed, and the heat transfer efficiency is improved. And heat of combustion pyrolysis gas can be fully utilized, and the energy utilization rate is high.