88 results about "Carbon product" patented technology

The application discloses a coal gasification residue harmless treatment system and method in the technical field of solid waste treatment, which comprises the following steps: a screening device is used for screening treatment of the coal gasification residue to obtain oversize material and undersize material; a grinding device is used for grinding treatment of the oversize material to obtain ground oversize material; a sorting device is used for residual carbon sorting treatment of the undersize material to obtain concentrate and gasification tail residue, wherein the concentrate is used as a residual carbon product after dehydration, and the gasification tail residue is used as mixed material with the ground oversize material after dehydration and enters a compound leaching device; the compound leaching device is used for compound leaching and dehydration treatment of the mixed material; a chemical oxidation device is used for chemical oxidation and dehydration treatment of the mixed material after the compound leaching and dehydration treatment; and a water washing adjusting device is used for water washing adjustment and dehydration treatment of the mixed material after the chemical oxidation and dehydration treatment. The coal gasification residue generated by the coal chemical industry is subjected to systematic harmless treatment, and the effect of turning waste into treasure is realized.

The application provides a self-powered heat type biomass conditioning pyrolysis method and device for co-production of high-value liquid and solid products, and belongs to the technical field of biomass processing. The device provided by the application mainly comprises a feeding module, a pyrolysis module, a condensation module and a self-powered heating module. Based on in-situ conditioning pyrolysis integration, the pyrolysis path is in-situ regulated by adding a trace amount of potassium metal salt, the self-powered electric heating molten salt precise temperature control technology is used, the conditioning pyrolysis process is uniform, stable and controllable, and the oil and carbon products can be simultaneously upgraded. After the reaction, the potassium salt catalyst does not need to be separated and can be directly used as high-value field-return biochar or subsequent activated raw material, and the quality of the biochar is further improved. The device has simple structure and precise temperature control, the oil and carbon products prepared have high quality, the catalyst does not need to be separated, and has wide application prospect.

The application relates to the technical field of carbon product processing equipment, and particularly discloses a carbon product continuous production method and device. The carbon product continuous production device comprises a workbench, a rotating disc rotatably connected to the middle part of the workbench, and a feeding mechanism, a drilling mechanism, a slotting mechanism, a threading mechanism and a discharging mechanism installed on the upper end face of the workbench; the feeding mechanism, the drilling mechanism, the slotting mechanism, the threading mechanism and the discharging mechanism are sequentially arranged around the rotating disc; and a plurality of clamps and adjusting mechanisms are installed on the rotating disc. The carbon product continuous production device is characterized in that a plurality of processing stations are arranged outside the rotating disc, the clamps are driven to rotate by the rotating disc, the positions of the clamps are adjusted, the states of the clamps are adjusted in cooperation with the adjusting mechanisms, the clamps can drive the carbon brushes to present different postures in different processing stations, the processing device is matched, the efficient continuous processing of the carbon brushes is realized, and the processing efficiency of the device is improved.

The processes disclosed herein are environmentally friendly technologies to produce biocarbon products with low water intensity as well as low carbon intensity. Some variations provide a low-water-intensity process for producing a biocarbon product, comprising: providing a starting feedstock comprising biomass and water; drying the starting feedstock to generate a dried feedstock and a first vapor; pyrolyzing the dried feedstock to generate hot solids and a second vapor; condensing the first vapor to generate a first condensed liquid having a first pH from about 1 to about 7; condensing the second vapor to generate a second condensed liquid having a second pH from about 1 to about 7; forming acid water comprising the first condensed liquid, the second condensed liquid, or a mixture thereof; washing and cooling the hot solids using the acid water, to generate washed, cooled solids; and recovering the washed, cooled solids as a low-water-intensity biocarbon product.

The invention discloses a processing method for improving the compaction density of capacitor carbon and the volume specific capacity of an electrode material, and the method comprises the steps: carrying out the grinding and shaping of an activated and pore-formed capacitor carbon raw material, and obtaining the spherical capacitor carbon powder; carrying out washing and roasting pretreatment on the sphere-like capacitance carbon powder to obtain pretreated capacitance carbon; mixing the pretreated capacitor carbon to obtain uniform mixed capacitor carbon powder; and calcining the mixed capacitor carbon powder for 0.5-2 hours at the temperature of 500-900 DEG C in a protective gas atmosphere to finally obtain a capacitor carbon finished product with improved compaction density and volume specific capacity. By accurately controlling particle size distribution and proportion of raw materials and combining a shaping process and a heat treatment process, accumulation gaps among capacitor carbon particles are reduced, and the compaction density is improved; the optimized particle morphology enhances the fluidity of the material and the forming strength of the electrode, so that the volume specific capacity of the electrode material is obviously improved.

The application discloses a coal-based gasification slag residual carbon backflow, circulating and reselecting extraction system and process, and relates to the technical field of coal chemical industry.The system comprises a circulating water pool, a water bubbling machine, a water selection pool, a particle size sorting machine, a sedimentation classifier, a desliming screen, an A-spiral group, a B-spiral group and a hot air pressure filter.The coal-based gasification slag residual carbon recovery rate reaches more than 98%, which is much higher than the residual carbon recovery rate level of less than 60% in the same industry.The water content of the extracted carbon is less than 40%.The coal-based gasification slag residual carbon backflow, circulating and reselecting extraction system and process can realize the water content of the carbon product after the extraction of the residual carbon in the coal-based gasification slag to be less than 40%, which is much higher than the water content level of 50%-70% of the extracted carbon in the same industry, and effectively solves the technical problem of the dehydration difficulty of the gasification fine slag.

Provided are methods and systems for renewable power optimization for production of a reduced carbon product from a gaseous CO2 source (such as the atmosphere).

The invention provides a method and a device for co-producing high-value liquid and solid products through self-supply electric heating type biomass tempering pyrolysis, and belongs to the technical field of biomass treatment. The device provided by the invention mainly comprises a feeding module, a pyrolysis module, a condensation module and a self-powered heating module. On the basis of in-situ conditioning and pyrolysis integration, a trace amount of potassium metal salt is added to regulate and control a pyrolysis path in situ, a self-powered electrothermal molten salt precise temperature control technology is utilized, the conditioning and pyrolysis process is uniform, stable and controllable, and synergistic upgrading of oil-carbon products can be realized. After the reaction, a potassium salt catalyst does not need to be separated and can be directly used as high-value returning-to-field biochar or a subsequent activation raw material, and the quality of the biochar is further improved. The device is simple in structure and accurate in temperature control, the prepared oil-carbon product is high in quality, the catalyst does not need to be separated, and the application prospect is wide.

The utility model discloses a carbon roasting device which comprises a roasting box, an annular plate, a roasting assembly and a driving assembly. A rotating shaft is rotatably mounted in the roasting box, a cross is mounted in the annular plate, the rotating shaft is mounted in the middle of the cross, a plurality of fixing shafts are uniformly mounted on the side face of the annular plate, mounting rods are rotatably mounted at the two ends of each fixing shaft, and carrying plates are mounted at the lower ends of the mounting rods; a driving assembly is installed on the outer side of the roasting box and connected with one end of the rotating shaft. According to the carbon roasting device, a carrying plate is rotated to move through a rotating shaft, a second belt wheel is driven to rotate, the second belt wheel rotates to drive a first belt wheel to rotate under the effect of a belt, and the first belt wheel rotates to drive a roasting assembly to move; therefore, the carbon product is uniformly roasted at high temperature under the action of the moving loading plate and the fuel gas nozzle which reciprocates left and right, so that the roasting effect on the carbon product is improved.

The invention relates generally to a process for the preparation of a carbon product having a high degree of graphitization, comprising the steps of contacting a carbohydrate containing starting material with a molten salt wherein the molten salt comprises one or more hydrated salts selected from the group consisting of ZnCl2, MnCl2, FeCl3, AlCl3, MgCl2, CaCl2 and SbCl2 and carbonising the carbon containing starting material in mixture with the molten salt to form a carbon product by heating at temperatures between 100 and 300°C in a closed reactor system in an atmosphere free of oxygen (O2), forming the carbon product having a degree of graphitization DOG of at least 45% and separating the carbon product from the molten salt. The invention also relates to the carbon product obtainable by the process and to uses of the carbon product.

The application relates to a reactor and a method for producing a solid carbon product by a chemical reaction. The reactor comprises a catalyst, at least one inlet for supplying a reactant into the reactor, at least one outlet for discharging the product, and at least one magnetic or electromagnetic device and / or electric means to provide movement of the catalyst in the reactor.

The utility model provides a material pressing cylinder forming assembly, and belongs to the technical field of columnar carbon forming. Which comprises a cylinder body, a pressing rod and a mold mounting cavity, and a carbon powder sealing device arranged at the top of the mold mounting cavity and comprises an outer layer arranged at the top of the mold mounting cavity; the inner layer is arranged in the outer layer; and the plurality of placing grooves are formed in the outer layer and are distributed in a circumferential manner. By arranging the heating module and the heating ring block, when the carbon powder is extruded and formed, the carbon powder can be heated and dried, so that the situation that the wet carbon powder is hung on the wall and adhered in the mold when being extruded and formed is avoided, the situation that columnar carbon or chippings fall off from the bottom is reduced, the pyrolysis rate of the carbon powder is increased, and the production efficiency is improved. And the uniformity of the internal structure of the columnar carbon finished product is ensured.

The application discloses a novel rice hull pyrolysis reactor and relates to the field of biomass energy sources.The reactor comprises a reaction gas outlet section, a carbon particle screening section and a carbon storage section.The lower end of the reaction gas outlet section is connected to the upper end of the carbon particle screening section in a water seal mode.The lower end of the carbon particle screening section is connected to the upper end of the carbon storage section in a water seal mode.The reaction gas outlet section, the carbon particle screening section and the carbon storage section are arranged in cooperation.The reaction gas outlet section and the carbon storage section are supported by supports during use.The carbon particle screening section connects the reaction gas outlet section and the carbon storage section as an intermediate part.The three sections are connected in a sealed mode through an annular water tank, so that the three sections can be conveniently separated, thereby facilitating maintenance personnel to carry out maintenance.A driving motor drives a driving gear to rotate.The driving gear is engaged with a tooth groove formed in the end face of the second end of a tooth cylinder, so that the carbon particle screening plate can rotate.The carbon particle screening plate is uniformly provided with screening holes, so that carbon particles can uniformly fall and the quality of carbon products can be ensured.

The utility model discloses a methane cracking hydrogen production and carbon product continuous separation and purification device which mainly comprises a methane cracking reaction part for providing a reaction space for methane cracking reaction, a carbon product separation and collection part for realizing separation of a carbon product and metal catalyst impurities and facilitating collection of the carbon product, and a carbon product separation and collection part for realizing separation of the carbon product and metal catalyst impurities. The catalyst feeding part is used for timely supplementing a catalyst consumed in the reaction process, and the gas circulating part is used for recycling uncracked methane, improving the yield of hydrogen production through methane cracking and reducing methane gas waste. According to the utility model, methane is cyclically cracked in the molten metal catalyst, so that the methane cracking efficiency is improved; by collecting and purifying a carbon product, the operation cost is reduced, the hydrogen purity is improved, clean energy is generated, and carbon-free emission of energy is realized.

The utility model relates to the technical field of carbon product production, and provides a special carbon-graphite material high-efficiency pressurization mixing and kneading device which comprises a mixing and kneading machine body, a heating layer, a mixing reamer and a liftable gland, and a mixing and kneading machine heat preservation layer is arranged on the outer side wall of the mixing and kneading machine body and the outer side wall of the heating layer. According to the asphalt mixing and kneading machine disclosed by the utility model, air in coke fine powder is reduced through the vacuum-pumping system, the flowing resistance of asphalt is reduced, the penetration of the asphalt in coke pores is enhanced, and the filling degree and the bonding strength of the asphalt are improved. The compactness of the paste is improved by strong mixing and kneading under the action of a gland, and heat generated by friction is beneficial to asphalt flowing and polycondensation reaction, so that the coking value is increased. The S-shaped reamers are different from conventional reamers, cross-linking of the paste is intensified through a unique movement mode, strong convection is achieved, kneading is intensified through extrusion force generated by the included angle between the reamers and the pot wall, and the paste is more uniform.

The invention relates to a multi-raw-material self-adaptive closed-loop carbonization system, and relates to the technical field of biomass carbonization equipment. The system comprises a multi-raw-material self-adaptive feeding module, a double-barrel carbonization module, a tar catalytic cracking module, a dry quenching cooling module and an intelligent energy module. Raw materials are detected by the laser particle size analyzer and then enter the gap-adjustable packing auger through the partition feeding channel, and an eccentric wheel mechanism is regulated and controlled by the AI temperature control unit to achieve blade gap adjustment. An inner cylinder of the double-cylinder carbonization chamber conveys raw materials through a spiral blade, the inner cylinder can rotate through an eccentric wheel mechanism, and a waste heat exchange pipe on the inner wall of an outer cylinder recovers heat; after the nitrogen is subjected to gas-liquid separation in the cracking chamber, liquid tar is cracked into natural gas for reuse by a Ni / Al2O3 catalyst, and the nitrogen is subjected to closed-loop circulation; the cooling bin and nitrogen are cooperatively cooled through multiple layers of flow guide plates, and carbon products are classified through a vibration screening device. According to the invention, compatibility of multiple raw materials, self-supply of energy and zero emission of pollutants are realized, and the qualified rate of carbon products is increased to 95% or above.

The utility model relates to the technical field of carbon product production, and provides an automatic control device for mixed kneading smoke, which comprises a mixed kneading machine, a smoke valve and a PLC (programmable logic controller) system, the smoke valve is mounted on the mixed kneading machine, a smoke treatment system is connected outside the smoke valve, and a vacuum pressure gauge is further mounted on the mixed kneading machine. Different actual production requirements can be met, an operator can freely switch according to specific conditions, the device can be flexibly applied to various complex working conditions, the universality and operation flexibility of the device are greatly improved, and more diversified choices are provided for the production process; the automatic control function is achieved, an automatic mode or a self-adjusting mode can be selected, and intelligent control over the smoke valve in the mixing and kneading process is achieved. In the automatic control mode, the program can be paused, the opening degree of the air valve is restored to the initial value, an observation window can be conveniently opened in the mixing and kneading process to check the paste condition, and meanwhile the problem that mixing and kneading smoke escapes due to insufficient negative pressure is effectively solved.

The utility model discloses a carbon product raw material stirring device with eddy current, and particularly relates to the technical field of carbon product manufacturing, which comprises a stirring barrel, and a stirring component is mounted in the stirring barrel; the stirring assembly comprises a first motor, a first rotating rod is installed at the output end of the first motor, a first spiral blade is fixedly connected to the middle of the outer side of the first rotating rod, stirring blades are fixedly connected to the outer side of the bottom end of the first rotating rod, and a first gear is fixedly connected to the outer side of the top end of the first rotating rod. By arranging the stirring assembly, compared with the prior art, a first rotating rod is used for driving a first spiral blade and a stirring blade to generate two vortexes in the stirring barrel, and then a first gear is matched with a fluted disc to be meshed with a plurality of second gears to drive a scraping plate to scrape the inner wall of the stirring barrel; the relative movement speed and frequency among the raw materials are increased, the mixing efficiency and uniformity are improved, the convection and diffusion effects among the raw materials are enhanced, and the mixing stability is further improved.

The invention relates to a carbon product graphitization furnace, and relates to the technical field of graphitization furnaces, the carbon product graphitization furnace comprises an outer furnace body and a control console, an inner furnace body is arranged in the outer furnace body, a cover plate is rotatably connected to the outer furnace body, a heating coil used for heating the interior of the inner furnace body is installed on the outer wall of the inner furnace body, and the heating coil is electrically connected with the control console; the interior of the inner furnace body is used for containing carbon products, the inner furnace body is provided with an upper end cover and a plugging plate for plugging the upper end of the inner furnace body, a plurality of cooling pipes are arranged in the plugging plate in a penetrating mode, a conveying assembly used for conveying cold water into the cooling pipes is installed outside the outer furnace body, and a flow guide plate used for receiving condensate water on the plugging plate is arranged below the plugging plate. A heat insulation recycling box is installed between the outer furnace body and the inner furnace body, arranged below the flow guide plate and communicated with the flow guide plate. The carbon product heating device has the effect of absorbing steam generated in the carbon product heating process.

The invention discloses a collaborative purification system and method for carbon product roasting flue gas and desulfurization wastewater. The system comprises a wastewater supply and evaporation unit, a crystal salt adsorption and purification unit and a flue gas supply unit which are connected through pipelines. The method comprises the following steps: pre-treated desulfurization wastewater is atomized and sprayed into a full-evaporation spray cooling tower to be in direct contact with high-temperature roasting flue gas for evaporation, water vapor returns to a desulfurization system, generated micron-sized crystal salt enters an adsorption reactor along with the flue gas and is captured by a special adsorbent, and asphalt smoke in the flue gas is synergistically removed; and finally, gas-solid separation is realized through the bag type dust collector. According to the invention, waste is treated by waste, cooperative treatment of desulfurization wastewater zero discharge and flue gas purification is realized, the problem of crystalline salt trapping is solved, and the method has the remarkable advantages of high efficiency, economy and safety.

The invention discloses a real-time calculation method for converter steelmaking carbon emission. The method comprises the following steps: calculating process carbon emission; calculating the implicit carbon emission of the carbon-containing product; calculating the carbon emission of the consumed fossil fuel; calculating indirect carbon emission; the converter steelmaking carbon emission is calculated through a carbon emission calculation formula, and the calculation formula is shown in the specification. According to the method, real-time updating of carbon emission in the converter steelmaking production process is achieved, the problem of traditional lagged accounting pain points is solved, and enterprises are assisted to quickly respond to the carbon management and control target.

The present invention discloses a combined grinding method for stone coal vanadium ore acid leaching residue and coke fines, wherein a slurry consisting of stone coal vanadium ore acid leaching residue, coke fines, and water is subjected to combined grinding treatment to obtain a combined grinding slurry. The present invention also discloses a carrier flotation method for the combined grinding slurry. The present invention combines stone coal vanadium ore acid leaching residue and coke fines for grinding, and through the combined control of process parameters, can achieve a physical-chemical synergistic effect, facilitate the highly selective distribution of components and the reconstruction of the physical structure, improve the separation selectivity of carbon and ash in the combined treatment, and efficiently achieve the recovery of fine carbonaceous particles in the stone coal vanadium ore acid leaching residue through carrier flotation; the carrier flotation method provided by the present invention can effectively save flotation reagents, especially collectors, and can obtain higher flotation separation selectivity of coal and ash. The low-ash refined carbon product obtained by flotation can be used for boiler heating, and the obtained micro-carbon tailings can be used to prepare unburned bricks and other building materials after dehydration; thereby achieving high-value utilization of stone coal vanadium ore acid leaching residue and comprehensive resource utilization.

A system for producing dry durable carbon from organic material and methods for making and using the same. The system can be configured for initiating a combustion reaction for a feedstock having a first portion being disposed within a zone of reaction of the combustion reaction and a second portion being disposed outside of the zone. A temperature of the combustion reaction can be increased to a predetermined temperature, and a gas pathway can be formed through the zone of reaction for permitting a reactive gas to react with the first portion of the feedstock at the predetermined temperature to produce a first portion of a dry durable carbon product. The system advantageously can enable a feedstock volatile component expelled from the second portion of the feedstock to enter the zone of reaction and react with the reactive gas to form a reacted gas that excludes bio-oil and tar.

This invention discloses a near-zero CO2 emission hydrogen and solid carbon co-production device, relating to the fields of catalytic gas cracking hydrogen production via molten liquid media and carbon materials technology. It addresses the problems of high carbon emissions, high energy consumption, easy catalyst deactivation, and difficulty in separating carbon products in existing hydrogen production technologies. The device includes a methane cracking reactor with an internal methane cracking reaction zone and a carbon product storage transition zone between the reactor and the reaction zone. An air reactor is connected to a circulation mechanism. A novel energy supply method provides the necessary energy for methane cracking, achieving zero CO2 emissions during the energy supply process. This invention utilizes the excellent thermal conductivity, fluidity, and catalytic capacity of the molten liquid medium to effectively solve problems such as catalyst deactivation. By setting up the methane cracking reaction zone and the carbon product storage transition zone, automatic and continuous separation of solid carbon particles is achieved, ensuring the continuous, stable, and safe operation of the entire device.

The utility model relates to a water injection device for dipping and cooling special carbon products, which comprises a dipping tank and a cooling water input pipeline, a water distribution header pipe is arranged at the outer top of the dipping tank, the bottom of the water distribution header pipe is communicated with a plurality of water distribution branch pipes, and the tail ends of the water distribution branch pipes extend downwards into the dipping tank and are communicated with arc-shaped water injection pipes. The tail end of the cooling water input pipeline is communicated with a front three-way pipe, two output ends of the front three-way pipe are provided with front control valves and communicated with front hoses, the top of the water distribution header pipe is communicated with a water inlet pipe, and the tail end of the water inlet pipe is communicated with a rear three-way pipe; rear control valves are arranged at two output ends of the rear three-way pipe, rear hoses are communicated with the two output ends, a supporting seat is fixedly erected on the outer top of the impregnating tank between the cooling water input pipeline and the water inlet pipe, and two groups of filter pipes are detachably arranged on the supporting seat. The cooling water filtering device can effectively prevent cooling water from directly impacting a product, can effectively filter the cooling water, and is more practical.

The embodiment of the present application discloses a kind of carbon product production formula adjustment method, device, system and readable medium, the carbon product production formula adjustment method includes: obtaining the initial particle size distribution data information of multiple particle size bins;Determine process formula based on the initial particle size distribution data information and initial production formula;According to the process formula, determine target production formula.In the embodiment of the present application, the process formula is determined by the initial particle size distribution data information and the initial production formula, and the target production formula is determined by the quantitative calculation of the actual particle size distribution based on the process formula, so that the numerical and accurate adjustment of the initial production formula can be realized when the particle size of the bin changes, and the production stability and formula versatility are improved.

The invention belongs to the field of production of carbon products, and particularly relates to a preparation method of a carbon-graphite mechanical sealing material, which comprises the following steps: grinding and proportioning raw materials: crushing petroleum coke and pitch coke aggregate coke, grinding into fine powder with D50 of 5-15 mu m by adopting a vertical mill, and grinding into powder with the particle size of 2-5 mu m; the preheating machine, the hot mixing machine and the cold mixing machine are adopted for conducting preheating, hot mixing and cold mixing operation respectively, and pressing of green bodies is conducted through cold isostatic pressing. Compared with a traditional single mixing and kneading mode, key parameters such as temperature and time of each stage can be controlled more accurately. For example, in the preheating stage, the dry material is preheated to 150-250 DEG C and is subjected to temperature equalization for 10-60 minutes, so that a good initial condition is created for subsequent hot mixing, the dry material can be more quickly and uniformly fused with liquid adhesive asphalt in the hot mixing stage, and the paste material is ensured to be fully mixed and kneaded; compared with traditional compression molding, the pressing pressure of cold isostatic pressing is higher, a more compact product structure can be obtained, and therefore higher product performance is obtained.

The application is suitable for the technical field of carbon product production and manufacturing, and provides a mobile granular carbon product collecting system applied to a carbon manufacturing plant, which comprises a vehicle body, a concave through groove is arranged on the front side of the vehicle body, an open-top collecting box is arranged on the rear side of the vehicle body, an elastic sealing mechanism is arranged on the open top of the collecting box, a side plate is arranged on the right side of the vehicle body, a track groove is arranged on the side plate, a driving frame sliding in the front-rear direction is arranged on the left side of the vehicle body, a driving motor connected with the driving frame is arranged on the vehicle body, and a collecting mechanism is arranged below the concave through groove and is in sliding connection with the driving frame and in sliding fit with the track groove. Compared with the prior art, the application does not need manual cleaning and collecting, does not increase the workload of the operating personnel, thereby avoiding the resistance and resistance of the operating personnel, and the application has high cleaning and collecting efficiency and good effect.

The utility model relates to the technical field of carbon product production, and provides an isostatic pressing forming green body volume shrinkage control device which comprises a cold isostatic pressing machine cylinder body and a mold barrel, the mold barrel is arranged in the cold isostatic pressing machine cylinder body, and a cold isostatic pressing machine end cover is arranged at the top of the cold isostatic pressing machine cylinder body. An overflow device is arranged on the right side of the top of the cold isostatic pressing machine end cover, a pressure measuring device is arranged at the top end of the right side wall of the cold isostatic pressing machine cylinder body, and a pressurizing device with flow meters and a pressure relief device with flow meters are arranged at the bottom end of the right side wall of the cold isostatic pressing machine cylinder body. The flow of the emulsified liquid can be measured during pressurization and pressure relief, and the PLC system calculates the volume shrinkage of a formed product through the flow of the emulsified liquid entering the cylinder body of the press. In the pressurizing process, the pressure relief valve is in a closed state, and the flow meter can be used for detecting the leakage condition of the pressure relief device. In the pressure maintaining process, the pressurizing device valve is in a closed state, and the flowmeter can be used for detecting the leakage condition of the pressurizing device.

The invention provides a waste gas treatment device of high-temperature purification equipment, which comprises a water vapor treatment tower, a dust collector, a mechanical pump and an acid gas treatment tower which are connected in sequence, and is used for treating waste gas discharged by the high-temperature purification equipment in sequence; the water vapor treatment tower is filled with a drying agent for preferentially adsorbing water vapor in the waste gas; multiple filtering and adsorbing structures are arranged in the dust collector in the conveying direction and used for filtering solid dust, and the solid dust is prevented from entering follow-up equipment; the mechanical pump is used for adjusting the air pressure in the purification equipment so as to reach an air pressure environment suitable for purification reaction and providing power for the flowing of the waste gas among the treatment units; the acid gas treatment tower is filled with an alkaline solution and is used for absorbing acid gas. The invention designs an efficient device for cooperatively treating mixed waste gas generated in a carbon product purification process, so as to solve the problems of mechanical pump corrosion, carbon powder blockage and environmental pollution caused by unreasonable treatment sequence, single equipment function and filtering defects in the prior art.