412results about "Material granulation" patented technology

The invention discloses a ceramic dry granulation unit which comprises a granulation machine body and a first transverse plate fixedly connected with the outer wall of the middle of the granulation machine body, and the bottom end and the top end of the granulation machine body are provided with a cleaning mechanism and a conveying mechanism correspondingly. Meanwhile, a second draught fan blows air into the discharging barrel, the ceramic powder can be sprayed out of the distributor more quickly and evenly, at the moment, an external water supply device injects water into a plurality of water pipes, the water is sprayed out through an atomization spraying head, and the ceramic powder sprayed out of the distributor is wetted; one part of the wet ceramic powder can directly fall onto the rotating disc through the opening in the bottom end of the granulator body, and the other part of the wet ceramic powder can fall onto the inner wall of the bottom end of the granulator body, and at the moment, the first fan blows air into the inner cavity of the bottom end of the granulator body, so that the wet ceramic powder falling onto the inner wall of the bottom end of the granulator body is blown up; therefore, the material falls onto the rotating disc through the self weight of the material.

The utility model discloses a feeding device of a granulator, which comprises an extruder, a feeding device and a feeding device, the dispersing component comprises a feeding barrel arranged at the top of the extruder, a feeding port is formed in the top of the feeding barrel, a discharging port is formed in the bottom of the feeding barrel and communicated with the charging barrel, two transmission rods are further arranged in the feeding barrel, stirring blades are distributed on the transmission rods, gears are arranged at the extending ends of the two transmission rods respectively, and a power unit is further arranged on the feeding barrel; the heating part is arranged on the feeding barrel; according to the feeding device, after materials enter the feeding barrel, the power unit drives the two transmission rods to rotate relatively through meshing between the two gears, so that the stirring blades fluctuate the materials in the feeding barrel from the center of the feeding barrel to the two sides of the feeding barrel, meanwhile, the heating component heats the inner wall and the inner cavity of the feeding barrel, and therefore the materials in the feeding barrel are heated; therefore, the materials are prevented from caking due to extrusion and humidity problems, the materials can be heated more uniformly, and the product quality is guaranteed.

The invention relates to a semiconductor device manufacturing technology, and aims to provide a preparation method of refined coke powder and high-purity isostatic pressing graphite. The method comprises the following steps: by taking calcined petroleum coke or calcined pitch coke as a raw material, crushing and grinding to obtain primary coke powder, then carrying out high-temperature halogen impurity removal treatment in a continuous heating manner, and introducing Freon gas in the process; cooling to obtain impurity-removed coke powder; and carrying out dispersion, grinding, shaping treatment, airflow classification and magnetic separation to obtain refined coke powder. According to the method, the impurity content is greatly reduced from the raw material end, the situation that a large number of metal impurities generated during smashing and grinding treatment cannot be eliminated in the graphitization process due to the fact that the metal impurities are located below the surface layer of a blank can be avoided, and the internal impurity content of a final graphite product is smaller than 20 ppm; higher tap density can be obtained, and a better mixing and kneading effect is realized; the porosity of an isostatic pressing graphite product can be reduced, the microstructure of a graphite material is effectively improved, and the corrosion resistance of the graphite material is effectively improved.

The straw collecting and granulating device comprises a harvester body, a header assembly and a driving assembly, the driving assembly comprises an engine, a transmission assembly, a feeding assembly and a granulating assembly are arranged on the harvester body, the feeding assembly is connected with the right end of the header assembly, and the granulating assembly is connected with the right end of the header assembly. The feeding assembly comprises a feeding frame and a conveying mechanism, a first feeding port is formed in the left end of the feeding frame and connected with the header assembly, the granulation assembly is arranged below the feeding frame, one end of the transmission assembly is connected with the engine, and the other end of the transmission assembly is connected with the first driving shaft. According to the straw collecting and granulating device changed from the small-sized harvester, the small-sized crawler-type harvester is used as a main body for improvement, additional power is not needed, function conversion from threshing operation to straw collecting and granulating operation is achieved, and the straw collecting and granulating device is suitable for operation of small-area field parcels in the south, and flat-die granulating and field in-situ discharging of pure rice straw are completed.

The application discloses a kind of water-soluble sulphur-based compound fertilizer preparation method, belong to compound fertilizer technical field.The steps include as follows:(1) in reaction kettle, concentrated sulfuric acid and potassium chloride are reacted under heating condition, reaction temperature is 105-115 DEG C, reaction time is 25-45 minutes, slurry is sent to cooling kettle;(2) in cooling kettle, temperature is reduced to 40-60 DEG C, slurry is sent to mixed acid tank;(3) in mixed acid tank, add dilute phosphoric acid, potassium bisulfate solution and slurry, reaction temperature is 65-75 DEG C, slurry is sent to tubular reactor;(4) in tubular reactor, add ammonia, washing liquid and slurry, reaction temperature is 150-180 DEG C, slurry is sent to granulator;(5) in granulator, add alkaline compound fertilizer raw material, return material and slurry for granulation, granulation temperature is 80-95 DEG C, return material ratio is 1:1.5-2.0;(6) the granules obtained from granulator are cooled and screened to obtain product.

The invention relates to the technical field of manufacturing of fusible polytetrafluoroethylene resin, in particular to a method for treating an unstable terminal group of fusible polytetrafluoroethylene, which is used for solving the problem that the unstable terminal group cannot be thoroughly treated in the prior art. The method comprises the following steps: heating fusible polytetrafluoroethylene resin to a molten state, after self-reaction, introducing high-purity fluorine-nitrogen mixed gas to carry out fluoridation reaction, and extracting impurities generated by the reaction to obtain unstable soluble polytetrafluoroethylene resin with a treated terminal group; according to the method, soluble polytetrafluoroethylene resin is heated to a molten state, and unstable terminal groups are thoroughly treated through self-reaction and fluorination reaction.

The utility model relates to an airflow coating device for mixing powder and liquid, which comprises a mixing tank, a powder conveyor and a nozzle assembly, the powder conveyor and the nozzle assembly are respectively communicated with two ends of the mixing tank, and the powder conveyor is used for conveying powder to the mixing tank; the nozzle assembly comprises a mounting plate, an impingement flow nozzle and a two-phase flow nozzle, the mounting plate is mounted at one end of the mixing tank, the impingement flow nozzle and the two-phase flow nozzle are both mounted on the mounting plate, the impingement flow nozzle is used for inputting the heated air into the mixing tank, and the two-phase flow nozzle is used for spraying the liquid and the heated air into the mixing tank. According to the airflow coating device, powder is conveyed through the powder conveyor, and hot air is input through the impact flow nozzle, so that the powder in the mixing tank fully flows, a mixing blind area is avoided, and the air in the mixing tank can be heated; and the liquid and the heated air are sprayed into the mixing tank through the two-phase flow nozzle, and the liquid is heated and atomized, so that the powder and the liquid are uniformly mixed and coated, and the mixing and coating efficiency is improved.

The present application relates to the technical field of high-salinity wastewater, and particularly relates to a device and a method for separating metal ions in high-salinity wastewater by micro-interface induced crystallization. The present application provides a device for separating metal ions in high-salinity wastewater by micro-interface induced crystallization, which comprises a cylinder, and a fluid mixing zone, a circulating granulation zone and a particle separation zone are sequentially arranged in the cylinder from bottom to top. The device for separating metal ions in high-salinity wastewater by micro-interface induced crystallization provided by the present application helps high-salinity wastewater to enter the upper space of the gas-liquid distributor at different speeds with the help of the differential-speed gas-liquid distributor; meanwhile, more crystalline particles are sent to the circulating granulation zone, the flow direction of the seed crystal in the circulating granulation is regulated, and the crystallization efficiency of the seed crystal is improved. The fluidization zone is designed to be wide at the bottom and narrow at the top, the cross-sectional area of the flow channel of the upper fluidization zone is increased, more sufficient reaction space is provided for the crystalline particles, the drag force of the fluid on the seed crystal particles is weakened, and the residence time of the crystalline particles in the upper fluidization zone is prolonged.

The invention discloses a calcium nitrate slow-release filler for strengthening restoration of black and odorous bottom mud of a river channel and a preparation method of the calcium nitrate slow-release filler. The calcium nitrate slow-release filler is prepared by physically mixing Ca (NO3) 2.4 H2O, PVA (Polyvinyl Alcohol) and sodium carboxymethyl cellulose. The calcium nitrate slow-release filler disclosed by the invention not only can controllably slowly release calcium nitrate and prevent the calcium nitrate from quickly escaping to overlying water to cause secondary pollution after being put into the bottom mud, but also can provide an electron acceptor for the bottom mud, effectively remove sulfide and ferrous ions in the black and odorous bottom mud and relieve the black and odorous phenomenon of the bottom mud in urban river channels; the method has a wide application prospect in the restoration of the black and odorous bottom mud of the river channel.

The invention provides a preparation method and application of sintering-free phosphorus-absorbing particles, and the preparation method comprises the following steps: (1) a mixing step: uniformly mixing a mixed material containing phosphate tailings, fly ash, slag powder and quick lime with an alkali activator solution under the stirring action to obtain a mixed slurry; (2) curing: injecting the mixed slurry into a mold, and demolding after vibration degassing and sealed curing to obtain a cured sample; (3) curing: curing the cured sample under the conditions of constant temperature and constant humidity to obtain a geopolymer sample; and (4) granulating: segmenting, crushing and screening the geopolymer sample to obtain the sintering-free phosphorus-absorbing particles. According to the method, a preparation process combining geopolymer synthesis and physical crushing is adopted, high-temperature sintering is not needed in the whole process, and the energy consumption and the production cost are remarkably reduced. Moreover, the method is simple in process, low in cost and low in energy consumption, and has a good application prospect.

The utility model discloses a granulator, including the work tank, the top intercommunication of work tank has the powder mixture cavity. The utility model discloses adopt this device to control each intelligent conveying valve through intelligent control device, and then control the powder amount of unloading in each storage hopper, and then control powder mixing precision, in order to avoid the powder in storage hopper to gather in the inside of storage hopper and cannot even fall to the powder conveying pipe, and the operator can rotate each stirring rod through the drive assembly, and then the powder in storage hopper is stirred, when the first gear rotates, will drive the slider to reciprocate up and down, enter and drive the support rod and dredging piece reciprocate up and down, when the dredging piece moves up and down, will agitate the powder in storage hopper, after the powder even enters the powder conveying pipe, the powder is conveyed to the powder mixture cavity through intelligent conveying valve, and the device has the advantages of can control powder mixing precision and improve production quality.

The utility model discloses a wet granulation system with a cleaning function, which comprises a cleaning and inactivation component, an isolator communicated with the cleaning and inactivation component, and a detection component used for detecting the cleaning effect of each component in the isolator, a wet granulator, a fluidized bed, a granulator and a mixer assembly are arranged in the isolator; the cleaning and inactivating assembly comprises a buffer tank, a heat exchanger, and a first cleaning pipeline and a second cleaning pipeline which are respectively communicated with the upper end and the lower end of the buffer tank; the first cleaning pipeline communicates with the cleaning agent assembly and the inactivating agent assembly and is connected with a water inlet of the heat exchanger. And the second cleaning pipeline is connected with a water outlet pipeline of the heat exchanger and is also respectively communicated with corresponding cleaning pipelines of the wet granulator, the fluidized bed, the granulator and the mixer assembly. The utility model aims to realize the whole process of cleaning, purging and inactivating equipment by using one pipeline, so that the manufacturing cost can be saved while the cleaning efficiency is improved.

The utility model discloses a feeding device of a biomass particle fuel granulator, and relates to the technical field of biomass particle production auxiliary equipment. The device comprises a bottom plate, a height adjusting mechanism and a buffer supporting mechanism are arranged on the bottom plate, the height adjusting mechanism comprises an adjusting assembly, a supporting assembly and a conveying belt assembly, and the supporting assembly comprises two second hinge blocks fixedly connected to the top of the bottom plate; the conveying belt assembly comprises supporting rods hinged to the two first hinge blocks correspondingly, rolling wheels are fixedly connected to the outer walls of the two rotating shafts correspondingly, the buffering supporting mechanism comprises two buffering assemblies and a feeding assembly, and a pipeline is fixedly connected to the top of the third hinge block located on the front side. By arranging the height adjusting mechanism, the problem that the production efficiency of biomass particles is affected due to the fact that the height of the biomass particle fuel granulator is inconvenient to adjust and is difficult to flexibly adjust according to the actual requirements of the biomass particle fuel granulator is solved.

To provide: a livestock-derived oil cake powder that can be used as a raw material for feed and / or fertilizer; feed and fertilizer containing the oil cake powder; and a technique for producing them.SOLUTION: A method for producing an oil cake powder for feed or fertilizer includes an elution step S2, a compression pressing step S3, and a pulverization step S5. The elution step S2 is a step of obtaining an oil cake raw material by eluting and removing oil components through heating and pressurizing treatment of a raw material including livestock hair. The compression pressing step S3 is a step of obtaining pressed oil cake by charging the oil cake raw material into a compressor to further remove oil components. The pulverization step S5 is a step of obtaining oil cake powder by pulverizing the pressed oil cake into a powder using a pulverizer.SELECTED DRAWING: Figure 13

The utility model relates to the technical field of agricultural mechanical equipment, and discloses a feed granulation device which comprises a granulator and a filter vat, one side of the upper end of the granulator is fixedly connected with a granulation box, both sides of the outer wall of the granulation box are fixedly connected with exhaust pipes, and the ends, away from the granulation box, of the two exhaust pipes are fixedly connected with connecting pipes; air inlet pipes are fixedly connected to the two sides of the outer wall of the filtering barrel, an air draft ring is fixedly connected to the outer wall of the feeding hopper, a plurality of dust suction pipes arranged in an annular array are fixedly connected to the inner wall of the air draft ring, and a connecting square pipe is fixedly connected to one side of the outer wall of the air draft ring. According to the device, a dust removal system is constructed through the exhaust pipes on the two sides of the granulation box, the connecting pipe and the air inlet pipe connected with the filtering barrel, dust generated in the granulation process can be effectively collected and treated, the production environment is kept clean, and meanwhile potential threats to the health of workers are reduced.

The utility model relates to the field of pelletizers, and discloses a pelletizer capable of avoiding leakage of a high-pigment special carbon black material. The granulator capable of avoiding leakage of the high-pigment special carbon black material comprises an equipment carrying table, the upper end of the equipment carrying table is fixedly connected with a transportation bin, the side face of the transportation bin is fixedly connected with a discharging port, the side face of the discharging port is fixedly connected with a connecting assembly, and the discharging port is formed in the side face of the connecting assembly; when collection is needed, a fixing screw is taken out, then a handle is held by hand to take out a limiting plate, use of subsequent discharging operation is facilitated, after discharging is completed, the limiting plate is inserted back into a connecting assembly again, the fixing screw is inserted back into the connecting assembly again, and therefore the product can be conveniently collected. And the position of the limiting plate is fixed through the fixing holes formed in the side face of the connecting limiting plate, so that subsequent operation and use are facilitated.

The present application relates to the technical field of feed processing, in particular to a feed processing device and processing technology, the granular material made is fed into the accommodating box one from the discharge pipe, the solid block separation assembly arranged in the accommodating box one separates and crushes the material bonded into blocks, avoids subsequent corresponding processing technology, improves the feed processing efficiency; then the material flows into the accommodating box two from the accommodating box one, then the quantitative discharge assembly arranged performs quantitative discharge work, and realizes intermittent discharge and charging work, and the amount of material discharged each time can also be controlled accordingly, the work flexibility is high, one-time charging can be realized, the new material containing device is replaced to avoid material falling and unnecessary waste, improve the processing economic benefit, and meet the actual work demand.

The invention relates to the technical field of activated carbon particle preparation, in particular to wormwood activated carbon particles and preparation equipment and method.The wormwood activated carbon particle preparation equipment comprises a workbench, a mixing bin, a feeding bin and a granulation system, a dividing bin is arranged on the mixing bin, and a power shaft is rotationally arranged in the mixing bin; one end of the power shaft penetrates through the dividing cabin and is rotationally connected with the dividing cabin; according to the wormwood active carbon particles, the preparation equipment and the preparation method, when the wormwood active carbon particles are used, the traditional large-ball mixing process is changed by introducing a ball dividing and fusing method, and the powder wrapping cabins are distributed in the mixing cabin in the circumferential direction of the power shaft, so that the powder wrapping cabins are uniformly distributed in the powder wrapping cabins, and the powder wrapping cabins are uniformly distributed in the powder wrapping cabins; the method is characterized in that a large-volume clay pie is divided into standardized independent clay strip units in advance, so that microcosmic and precise mixing acting force is achieved, it is guaranteed that moxa powder and activated carbon powder are evenly distributed in a clay matrix, and the component gradient and the half-cooked phenomenon are eliminated.

The feeding mechanism comprises a feeding pipe, an auger rod is arranged in the feeding pipe, one end of the auger rod is connected with a first driving device used for driving the auger rod to rotate, a storage hopper communicated with the interior of the feeding pipe is arranged on the side wall of the feeding pipe, and two smashing rollers are oppositely arranged in the storage hopper. The crushing rollers are connected with a second driving device used for driving the crushing rollers to rotate, a feeding hopper communicated with the interior of the storage hopper is arranged at the top of the storage hopper, and guide plates are arranged in the storage hopper and located on the two sides of an opening in the bottom of the feeding hopper correspondingly. And when the raw materials do not need to be crushed, the lower sides of the two material guide plates are adjusted to deviate from the two crushing rollers, so that the raw materials which do not need to be crushed directly fall into the bottom of the storage hopper without passing through the two crushing rollers, and thus the feeding speed is increased.

The utility model belongs to the field of granulation equipment, and particularly relates to renewable resource processing granulation equipment which comprises a bottom plate, a granulation equipment body is arranged at the top of the bottom plate, a buffer assembly is arranged between the bottom of the granulation equipment body and the bottom plate, and a material receiving mechanism is arranged on the right side of the top of the bottom plate. The material receiving mechanism comprises an adjusting plate, the right side of the bottom of the adjusting plate is movably connected with the bottom plate, the left side of the adjusting plate is fixedly connected with an adjusting frame, an adjusting box is arranged on the left side of the adjusting frame, the bottom of the adjusting box is fixedly connected with the bottom plate, and the top of an inner cavity of the adjusting box is fixedly connected with a driving motor. By arranging the buffering assembly, the effect of buffering protection can be achieved, the granulation equipment body is protected, by arranging the material receiving mechanism, granulated materials can be stored, adhesion of the materials can be avoided in a stirring and shaking mode, in addition, the rapid discharging function is achieved, and the materials can be taken out conveniently.

The invention relates to a preparation method of micron-sized dry-method electrode particles. The preparation method comprises the following steps: premixing an electrode active material and a conductive agent to obtain a mixture A; carrying out secondary mixing treatment on the mixture A and binder powder to obtain a mixture B; the obtained mixture B is put into a high-speed mixer to be subjected to multi-stage fibration treatment, and a fibration material C is obtained after fibration of the material is completed; and adding the fiberized material C into a granulator for granulation treatment to obtain the micron-sized dry electrode particles. The dry-method electrode premixed material obtained by the mixing method of the dry-method electrode material is better in fibrosis degree in the subsequent process, and more uniform micron-sized powder particles are obtained after granulation.

This coated granular fertilizer comprises a granular fertilizer and a coating film that coats the granular fertilizer. The coating film contains a hardened vegetable oil and a filler. The filler is one or more types selected from the group consisting of calcium carbonate, mica, clay, wollastonite and bentonite. The filler forms two or more filler layers that overlap in the thickness direction of the coating film.

The utility model provides a device for improving the pelletizing rate of compound fertilizer granulation, which comprises a finished product screening device, the lower part of the finished product screening device is connected with a blanking pipe, the blanking pipe is connected with a hammer crusher through a cloth bag air pipe, and the hammer crusher is connected with a discharge pipe; the bottom of the discharging pipe corresponds to a conveying belt, and the tail of the conveying belt is connected with a granulator. According to the utility model, the hammer crusher is utilized to crush large particles in the returned material of the finished product sieve, the crushed returned material is beneficial to material making, the product quality is improved, and the balling rate of the compound fertilizer is improved; the vibrator is installed on the discharging pipe at the bottom of the hammer crusher, materials are not prone to being accumulated in the hammer crusher, and the exhaust fan is installed on the upper exhaust pipe to prevent dust from polluting the environment.

This invention provides a method for producing fine polyolefin powder in micrometer units, characterized by uniform particle shape, average particle size, and particle size distribution. [Solution] This invention relates to a method for producing polyolefin ultrafine powder and the polyolefin ultrafine powder produced thereby. Specifically, the method involves mixing and heating a polyolefin resin with a xylene mixed solvent to produce a polyolefin molten liquid, then cooling and crystallizing it, and then ultrafine grinding the crystallized reactant through a vacuum wet grinding step and a dry grinding step, in which wet grinding and drying are performed simultaneously with the solvent, thereby providing an ultrafine polyolefin powder with an average particle size of approximately 30 μm or less. A xylene mixed solvent is used as the mixed solvent for melting the polyolefin resin, and the ultrafine polyolefin powder produced thereby can be applied to general-purpose material fields such as construction, civil engineering, and chemical products, and has physical properties that are particularly advantageous for the manufacture of secondary battery electrodes.

The utility model relates to a granulating, drying and forming device for feed additive production, which belongs to the technical field of feed additive production and comprises a base, a driving box arranged on the side surface of the base and a feeding pipe arranged on the side surface of the base, a drying component is arranged on the inner side wall of the base, and a collecting component is arranged on the side surface of the driving box. According to the granulating, drying and forming device for feed additive production, preliminarily-formed particles are poured into the separation barrel from the feeding pipe, the heating cover is started to heat the outer side of the separation barrel, the internal temperature of the separation barrel is increased under the heating effect of the heating cover, and therefore the particles entering the separation barrel are dried; a driving motor is started to rotate positively and negatively for a period of time, an output shaft of the driving motor drives a driving gear to rotate so as to drive a transmission gear to rotate, and the transmission gear rotates to drive a separation barrel and a protection barrel to rotate synchronously, so that particles falling on the protection barrel are continuously dried and formed while continuously rolling.

The present invention provides composite particles that enable a porous member to be produced in a shorter time, or a porous member or porous structure that can be produced in a shorter time, or a method for producing a porous structure. The composite particle 1 is made of a core material 2 and a polymer having a diameter smaller than that of the core material 2 and a viscosity of 10 4 10 in the temperature range of poise or more 4 It is a composite of child particles 3 with a viscosity of less than poise, and is in a hammered state where the child particles 3 are hammered into the surface of the core material 2 so as to deform the surface of the core material 2, or in an attached state where the child particles 3 are deformed onto the surface of the core material 2 and the child particles 3 are connected to each other and adhere to each other in a film-like manner.

The invention relates to a green, safe and environment-friendly granulation auxiliary agent for granular urea and a preparation method and application thereof.The granulation auxiliary agent is prepared from 10%-20% of crystalline fructose, 5%-15% of carboxymethyl cellulose, 5%-15% of polyaspartic acid, 0.1%-0.5% of isothiazolinone and 50%-79.9% of purified water. Adding carboxymethyl cellulose in a spreading manner at normal temperature, standing on the water surface, and starting to stir uniformly after absorbing water and swelling for 24 hours, so as to obtain a carboxymethyl cellulose aqueous solution; stirring and completely dissolving the residual purified water, crystalline fructose and polyaspartic acid in another reaction kettle, adding the solution into the carboxymethyl cellulose aqueous solution within 1.5-2.5 hours, and continuously stirring; and finally, adding isothiazolinone, and uniformly stirring to obtain the granulation auxiliary agent. When the granulation aid is used, 0.5-2.0 kg of the granulation aid is pumped into a urea production system by a pressure pump per ton of urea to ensure that the granulation aid is effectively, sufficiently and uniformly mixed with urea melt to play a role in granulation, so that the traditional urea granulation aid formaldehyde is replaced.

1. A method for producing a pelletized fertilizer product, comprising the steps of: producing a first mixture of phosphoric acid and ammonia; adding the first mixture and polyhalite powder to a pelletizer to produce a second mixture; and, while the pelletizer processes the second mixture to produce pellets, supplying ammonia to the second mixture to complete the formation of ammonium phosphate in the second mixture.

The invention provides a biomass fuel preparation blending combustion control system and method based on an electricity price valley period, and belongs to the technical field of biomass fuel preparation blending combustion control. In order to make full use of off-peak power and construct an economical, efficient and environment-friendly biomass fuel preparation and blending combustion system, the adopted technical scheme is that an electricity price prediction module and a task scheduling module are arranged in an intelligent scheduling and control unit, and the intelligent scheduling and control unit is electrically connected with a power plant distributed control system through a wire; the efficient fuel preparation unit is electrically connected with the intelligent dispatching and control unit through a wire, and the intelligent dispatching and control unit sends out an instruction to control the efficient fuel preparation unit to operate at a high load in a low-ebb electricity price period. A closed negative-pressure raw material shed, a steam rotary dryer, a granulator, a briquetting machine and a storage and conveying system are sequentially arranged in the efficient fuel preparation unit in the material flow direction; the method is applied to blending combustion control of biomass fuel preparation.

1. A particulate material Z consisting of 15% to 50% by weight of particles X made of a water-insoluble support material T provided with elemental silver and elemental ruthenium, and 50% to 85% by weight of a solid Y at least partially disposed on the particles X, wherein the solid Y is selected from the group consisting of aluminum oxide, aluminum hydroxide, aluminum oxyhydroxide, magnesium oxide, magnesium hydroxide, magnesium oxyhydroxide, calcium oxide, calcium hydroxide, calcium oxyhydroxide, silicon dioxide, silica, zinc oxide, zinc hydroxide, zinc oxyhydroxide, zirconium dioxide, zirconium (IV) oxyhydrate, titanium dioxide, titanium (IV) oxyhydrate, and combinations thereof.