46 results about "Agglomerate" patented technology

The invention relates to the technical field of ore separation, in particular to titanium-zirconium ore tailing check separation equipment and method.The titanium-zirconium ore tailing check separation equipment comprises a variable-diameter chute and a magnetic enrichment assembly, and the variable-diameter chute comprises a low-speed layer, a high-speed layer and a medium-speed layer which are sequentially connected from top to bottom; the magnetic enrichment assembly is arranged on the inner ring of the variable-diameter chute; tailing ore pulp spirally flows at a low speed when entering the low-speed layer, magnetic minerals in the tailing ore pulp are attracted to the inner edge to complete sufficient sedimentation, radial layering is conducted under the centrifugal force effect of high-speed spiral flowing when the tailing ore pulp enters the high-speed layer, and magnetic aggregates generated by the magnetic minerals are disintegrated by repulsive force at the moment; ilmenite and zirconite are fully separated to improve the grade, magnetic minerals are enriched towards the inner edge again while the flow speed is reduced after the ilmenite and the zirconite reach the medium-speed layer, the ilmenite with the enriched inner edge is prevented from being scoured for the second time, and therefore the recycling rate is improved; the problem that the tailing recycling rate is low due to the fact that the fine grain content of the tailings is high and the sorting difficulty is high is solved.

The invention discloses a drying system suitable for agglomerates, which belongs to the technical field of metallurgical mineral treatment and comprises a feeding mechanism, a drying mechanism and a storage mechanism. The feeding mechanism comprises a feeding conveying component arranged below the discharging opening. The drying mechanism comprises a drying feeding component, a drying discharging component and a drying component. The drying feeding component is connected with the feeding conveying component, and the other end of the drying feeding component is located at a feeding port of the drying component. The drying component comprises a drying channel, and the drying channel communicates with the hot air pipeline. The drying and discharging component is arranged below the discharging opening. And one end of a finished product conveying component in the storage mechanism communicates with the drying and discharging component so as to receive the dried block mass and the dried mineral powder. And the other end of the finished product conveying component in the storage mechanism is communicated with the finished product storage bin. According to the drying system suitable for the block mass, efficient drying of the block mass can be achieved, moisture on the block mass can be fully removed, then powder attached to the block mass is reduced, and then the in-furnace powder rate is greatly reduced.

The utility model discloses an electric furnace ash cold agglomeration preheating device, and relates to the technical field of electric furnace ash cold agglomeration. Comprising a heating furnace, a feeding assembly is arranged in the center of the top face of the heating furnace, a discharging assembly is arranged in the center of the bottom face of the heating furnace, and a heating furnace radar level gauge used for detecting the stacking height in the heating furnace is fixedly connected to the top in the heating furnace and arranged on one side of the feeding assembly; an infrared temperature measuring device used for detecting the temperature of the electric furnace ash cooling agglomerates is arranged on one side of the discharging assembly, the infrared temperature measuring device is fixedly connected with the bottom of the heating furnace, and a heating assembly used for heating the electric furnace ash cooling agglomerates is arranged in the heating furnace. The inside of the heating furnace is heated through the heating assembly, the stacking height in the heating furnace is detected through the heating furnace radar level gauge, the temperature of the bottom in the heating furnace is detected through the infrared temperature measuring device arranged at the bottom of the heating furnace, the inside and the outside of pellets can be effectively heated, and the heat utilization efficiency and the pellet quality are improved.

The invention discloses steel slag sand fine grain tailing composite filling mortar and a preparation and use method thereof, and belongs to the technical field of tailing cemented filling materials. Raw materials of the mortar comprise fine grain tailings, steel slag sand, a magnetic volcanic ash binding material, a gel breaker and an ultrafine particle capturing agent, the magnetic volcanic ash binding material comprises magnetic powder particles, the residual magnetic induction intensity of the magnetic powder particles is 0.15-2.5 mT, and the mass of the magnetic powder particles accounts for 5-10% of the total mass of the magnetic volcanic ash binding material. By adopting the magnetic volcanic ash cementing material, other particles can be driven to approach to steel slag sand together to form an aggregate by utilizing the magnetic aggregation and magnetic effects of the magnetic volcanic ash cementing material and fine weakly magnetic particles in the tailings, so that the situation that the strength distribution of a consolidation body is not uniform due to different gravity settling velocities of fine sand and the fine tailings is avoided; therefore, the strength of the filling body can be remarkably improved, and meanwhile the using amount and filling cost of the cementing material are reduced.

A method for preparing nicotine-containing agglomerates includes introducing a solid particulate into a fluid bed granulator, and introducing a binder solution into the fluid bed granulator such that the binder solution contacts the solid particulate. The solid particulate and / or binder solution may be introduced into the fluid bed granulator in parts, concurrently or in series. The binder solution includes a binder material and a solvent, which may include water. Introducing the binder solution into the fluid bed granulator may include spraying the binder solution into a fluid bed of the fluid bed granulator during circulation of the fluid bed and materials therein, such as the solid particulate. The fluid bed may further include a filler material and / or an additive. The filler material and / or the additive may be introduced into the fluid bed granulator prior to, concurrently with, or subsequent to the addition of the solid particulate and / or binder solution.

The application provides a carbon dioxide powder storage unblocking and flow assisting system and a use method, and is characterized by comprising a air supply device, a pressure reducing cone, a powder storage and a triangular cone, wherein the pressure reducing cone is arranged at the center of the bottom of the inner side of the powder storage, a storage bottom slope is arranged around the pressure reducing cone, a blasting device embedded pipeline is arranged on the storage bottom slope, the blasting device embedded pipeline is connected with a blasting device, and the bottom of the blasting device is connected with a lifting device; when the powder enters the storage, the air supply device can be opened to blow the powder into the storage through a strong airflow, direct contact between the powder and the storage bottom is reduced, and the storage bottom agglomerates are reduced; the blasting device is arranged on the storage bottom, the lifting platform is arranged at the bottom of the blasting device, when part of the agglomerates in the powder storage needs to be cleaned, the blasting device is lifted to a specified position through the lifting platform, and the blasting device is opened to perform blasting, so that personnel do not need to enter the powder storage, time and labor are saved.

The invention belongs to the technical field of drying machinery, and particularly relates to drying and grinding equipment for limestone mineral powder. The problem that when caked mineral powder is dried, due to the fact that outer-layer mineral powder is firstly heated and rapidly dried and caked, a heat insulation layer can be formed, heat is prevented from being transmitted inwards, and the internal mineral powder cannot be fully dried is solved. Comprising a bearing frame, the bearing frame is rotationally connected with a drying cylinder, the bearing frame is provided with a power module used for driving the drying cylinder to rotate, the drying cylinder is rotationally connected with a circular truncated cone cylinder through a mounting frame, the bearing frame is rotationally connected with a connecting cylinder, and the connecting cylinder is fixedly connected with a first fixing shell; and the first fixed shell is fixedly connected with the circular truncated cone cylinder. According to the mineral powder drying device, the circular truncated cone cylinder is matched with the drying cylinder, mineral powder blocks of different sizes are intercepted and dried when mineral powder materials are dried, and after interception, the circular truncated cone cylinder and the drying cylinder rotate reversely to jointly grind the mineral powder blocks, so that the drying effect of the mineral powder materials is guaranteed.

The invention relates to the technical field of metallurgical mechanical equipment, and provides an evaporative cooler coarse ash conveying device which comprises a bottom cylinder, the top side of the bottom cylinder is connected with an evaporative cooler ash hopper for receiving coarse ash of an evaporative cooler through a flange plate, and the inner wall of the evaporative cooler ash hopper is scraped by an ash scraping ring to remove the coarse ash adhered to the inner wall. And coarse ash falls on an ash guide inclined plate fixedly connected with the inner wall of the bottom cylinder, and the top side of the base drives a displacement mechanism to assist the ash scraping ring in displacement and rotation through a rotating reciprocating screw rod 1. According to the device, the dewatered mixed ash can be accurately pressed and formed, and the formed ash is orderly ejected and intensively discharged by virtue of linkage operation of an ejection head and a pushing plate, so that the transportation and storage efficiency is improved, the flying dust pollution is effectively reduced, the coarse ash is pretreated, and the subsequent high-temperature calcination metal recovery process is facilitated; metal residues contained in the coarse ash can be more easily condensed by the coarse ash pressed into the block mass.

This invention relates to the field of grouting construction technology for tunnels and underground engineering, and discloses a grouting device and method for fractured strata in tunnels. The grouting device includes a conveying pipe with a protrusion integrally formed at the end. A protective mechanism is fixedly connected to the outer wall of the protrusion, and a cleaning mechanism is fixedly connected to the end face of the protrusion. The protective mechanism includes a positioning ring. This invention uses an electromagnetic excitation coil set inside a hollow protective sleeve to convert the electromagnetic energy of the alternating magnetic field into mechanical vibration energy, driving the hollow protective sleeve and scraper ring to vibrate at high frequency. The high-frequency vibration causes fatigue cracks to form in the solidified material at the microscopic level, and the high-frequency micro-movement of the scraper ring causes fatigue fracture of the agglomerates, which then detach from the pipe opening under physical peeling. Thus, without relying on manual intervention, the solidified material at the pipe opening is automatically removed, and the core components are protected from media corrosion, achieving automatic peeling of the solidified material at the pipe opening.

Adsorbent agglomerate comprising an internal region (7) and a superposition of layers of adsorbent particles (1), the layers of adsorbent particles (1) succeeding one another from said internal region (7), enveloping said internal region (7), each of the adsorbent particles (1) having a volume called particle volume, at least two layers of adsorbent particles (1) constituting hierarchical layers (2, 3, 4, 5), said at least two layers being the layers of adsorbent particles (1) furthest from the internal region (7), adsorbent agglomerate in which the adsorbent particles (1) constituting each of the hierarchical layers (2, 3, 4) preceding a subsequent hierarchical layer (3, 4, 5) have an average particle volume less than the average particle volume of the adsorbent particles (1) constituting the subsequent hierarchical layer (3, 4, 5),a standard deviation of the particle volume values ​​of the adsorbent particles (1) of each of the hierarchical layers being less than 20%, preferably less than 10%, preferably less than 5%, relative to the average particle volume of the adsorbent particles (1) constituting said hierarchical layer. Abbreviated figure: Fig. 1,

Microbial-assisted heap leaching of fragments or agglomerates of fragments of copper-containing sulfidic ores, such as chalcopyrite ores, and copper-containing sulfidic waste materials is disclosed. A heap leaching method includes controlling the sulfate concentration in a leach liquor. When heap leaching includes using agglomerates, a method of forming agglomerates includes adding the feed materials at, or close to, the inlet end, typically no more than 40%, typically no more than 30%, more typically no more than 20%, of the length from the inlet end of the agglomeration unit.

The invention discloses a dynamic monitoring method and device for the size of a particle aggregate in a disturbance flow field, and relates to the technical field of data processing. Obtaining a dimensionless particle diameter based on the flow field characteristic parameter, the flow field shear rate and the particle diameter; obtaining a cohesion number based on the flow field characteristic parameter, the particle diameter and the Hamuke constant of the particle; constructing a logarithmic normal probability density function relation model between the particle aggregate number and the dimensionless particle diameter in the equilibrium stage, and obtaining the particle aggregate number in the equilibrium stage; on the basis of the dimensionless particle diameter and the particle aggregate number in the equilibrium stage, the dimensionless aggregate size in the equilibrium stage is obtained so as to represent the relative size of the particle aggregate; on the basis of the dimensionless aggregate size in the equilibrium stage, the actual aggregate size in the equilibrium stage is obtained through conversion operation; and executing a feedback regulation mechanism based on a monitoring result. The problems of how to realize real-time monitoring of particle aggregate size distribution in a disturbance flow field and how to improve the accuracy of a monitoring result are solved.

The present application discloses a method and device for dynamically monitoring the size of particle agglomerates in a disturbed flow field, and relates to the field of data processing technology. The dimensionless particle diameter is obtained based on the flow field characteristic parameters, the flow field shear rate, and the particle diameter; the cohesion number is obtained based on the flow field characteristic parameters, the particle diameter, and the particle's Hamaker constant; a log-normal probability density function relationship model between the number of particle agglomerates in the equilibrium stage and the dimensionless particle diameter is constructed to obtain the number of particle agglomerates in the equilibrium stage; based on the dimensionless particle diameter and the number of particle agglomerates in the equilibrium stage, the dimensionless agglomerate size in the equilibrium stage is obtained to characterize the relative size of the particle agglomerates; based on the dimensionless agglomerate size in the equilibrium stage, the actual size of the agglomerates in the equilibrium stage is obtained through conversion operations; and a feedback control mechanism is implemented based on the monitoring results. This method solves the problem of how to achieve real-time monitoring of the size distribution of particle agglomerates in a disturbed flow field and improve the accuracy of the monitoring results.

This utility model relates to the field of mica powder anti-agglomeration technology and discloses a high-efficiency mica powder anti-agglomeration pulverizing device, including a shell and a water circulation mechanism disposed on the surface of the shell. The surface of the water circulation mechanism is provided with a drying mechanism, the surface of the drying mechanism has an output shaft rotating on it, and a motor is fixed on the surface of the output shaft. This utility model can filter, dry, and heat the air, and then spray the hot dry air onto the agglomerated mica blocks by a jetting mechanism. The dry air can remove the moist air from the mica, and the temperature of the heated gas is lower than the thermal agglomeration temperature of the mica. Without causing the mica to re-agglomerate, it further accelerates the removal of moisture. Under the action of the air pump and the jetting mechanism, the gas is repeatedly compressed and impacted on the surface of the agglomerates, thereby achieving the purpose of pulverizing the mica blocks and improving work efficiency.

The invention relates to an adsorbent agglomerate comprising an inner region (7) and superimposed layers of adsorbent particles (1), which successive to one another starting from the inner region (7) and enclose the inner region (7), each adsorbent particle (1) having a volume referred to as a particle volume, at least two layers of adsorbent particles (1) forming layers (2, 3, 4, 5) graded to one another, the at least two layers are layers of adsorbent particles (1) farthest from the inner region (7), in which adsorbent agglomerates the average particle volume of the adsorbent particles (1) of each of the grading layers (2, 3, 4) forming the subsequent grading layer (3, 4, 5) is smaller than the average particle volume of the adsorbent particles (1) forming the subsequent grading layer (3, 4, 5), the standard deviation of the particle volume value of the adsorbent particles (1) of each classification layer is less than 20%, preferably less than 10%, preferably less than 5%, with respect to the average particle volume of the adsorbent particles (1) constituting the classification layer.

Adsorbent agglomerate comprising an internal region (7) and a superposition of layers of adsorbent particles (1), the layers of adsorbent particles (1) succeeding one another from said internal region (7), enveloping said internal region (7), each of the adsorbent particles (1) having a volume called particle volume, at least two layers of adsorbent particles (1) constituting hierarchical layers (2, 3, 4, 5), said at least two layers being the layers of adsorbent particles (1) furthest from the internal region (7), adsorbent agglomerate in which the adsorbent particles (1) constituting each of the hierarchical layers (2, 3, 4) preceding a subsequent hierarchical layer (3, 4, 5) have an average particle volume less than the average particle volume of the adsorbent particles (1) constituting the subsequent hierarchical layer (3, 4, 5),a standard deviation of the particle volume values ​​of the adsorbent particles (1) of each of the hierarchical layers being less than 20%, preferably less than 10%, preferably less than 5%, relative to the average particle volume of the adsorbent particles (1) constituting said hierarchical layer.

The application relates to the technical field of tunnel and underground engineering grouting construction, and discloses a tunnel broken zone stratum grouting device and method, wherein the grouting device comprises a conveying pipeline, the end of the conveying pipeline is integrally formed with a protruding part, a protection mechanism is fixedly connected to the outer wall of the protruding part, a cleaning mechanism is fixedly connected to the end surface of the protruding part, the protection mechanism comprises a positioning ring, an electromagnetic exciting coil is arranged in the hollow protection sleeve, electromagnetic energy of an alternating magnetic field is converted into mechanical vibration energy, the hollow protection sleeve and the scraping knife ring are driven to vibrate at a high frequency, the high-frequency vibration causes fatigue cracks of the solidified matters at a micro level, the high-frequency micro motion of the scraping knife ring causes fatigue fracture of the agglomerates, and the agglomerates fall off from the pipe opening under the physical peeling action, so that the solidified matters at the pipe opening are automatically removed without manual intervention, the core components are protected from medium erosion, and automatic peeling of the solidified matters at the pipe opening is realized.

An online adaptive sieving control method and system for dry ash caking, which relates to the technical field of sieving control. By arranging sensors on the dry ash conveying path to monitor the dry ash in real time, a caking identification model is constructed. The target dry ash is identified for caking through the model, and caking classification identification is carried out based on the identification result. Multiple sieving control strategies are formulated, and then an optimization adjustment information set is obtained through the feedback adjustment unit to continuously optimize and adjust the multiple sieving control strategies, obtaining multiple sieving control adjustment strategies. Online sieving control is carried out according to the implemented adjustment strategies, solving the technical problems of inability to perform precise sieving control according to the actual situation, low sieving efficiency, and easy damage to equipment, achieving the technical effect of adaptively performing sieving control adjustment and efficiently and precisely performing dry ash sieving, improving the processing level and equipment life of dry ash sieving, and reducing the risk of equipment damage.

The invention discloses a method for detecting high-temperature mineralization characteristics of sintered iron ore core particles, and belongs to the technical field of iron ore sintering. The method comprises the following steps: digesting CaO, mixing the digested CaO with Fe2O3 to form a calcium-iron mixture sample, processing natural iron ore particles into a straight cylinder to obtain an iron ore core particle sample, and measuring the cross section area S1 of the iron ore core particle sample; vertically placing the iron ore core particle sample right below the interior of the calcium-iron mixture sample, and performing compression molding to obtain a block mass sample; the block mass sample is sintered, the obtained sintered block mass is polished with abrasive paper until residual iron ore core particles are exposed, and the cross section S2 of the sintered block mass is measured; calculating the liquid phase conversion fraction (LPTF) of the core particles according to the S1 and the S2 so as to measure the high-temperature mineralization performance of the iron ore core particles; according to the method, the quality and performance of the iron ore are evaluated by detecting the dissolution degree of the iron ore core particles in the liquid phase in the sintering mineralization process, the dissolution characteristic of the iron ore core particles can be quantified, and the dissolution assimilation degree of the iron ore core particles in the sintering liquid phase can be reflected more directly and accurately.

Microorganism-assisted dump leaching of fragments or agglomerates of fragments of copper-containing sulfide ores such as chalcopyrite ores and copper-containing sulfide waste is disclosed. The dump leaching method comprises the step of controlling the sulfate concentration in the leaching solution. When dump leaching includes the use of agglomerates, the method of forming agglomerates includes adding feed material at or near the inlet end, typically at no more than 40%, typically no more than 30%, more typically no more than 20% of the length from the inlet end of the agglomerating unit.

The present invention relates to a method of producing an agglomerated particulate carbon material wherein the method comprises providing a particulate carbon starting material comprising or consisting of hydro-thermally treated lignin particles, the particulate carbon starting material having a particle size of < = 500 m; compacting the particulate carbon starting material by applying a compacting force, thereby forming a compacted particulate carbon material; crushing the compacted particulate carbon material thus obtained, thereby forming a crushed compacted carbon material; applying the crushed compacted carbon material to at least one granulator, thereby further reducing the size of the crushed compacted carbon material and forming a particle size gt; a mixture of agglomerated particulate carbon material having a particle size of < = 500 m and < = 5000 m and a particulate carbon material having a particle size of < = 500 m; and from the particle size at gt; removing a particle size < = 500 m and gt from agglomerated particulate carbon material in the range of 500 m and < = 5000 m; and a particulate carbon material of 5000 m, if present. The invention further relates to an agglomerated particulate carbon material obtainable according to said process, to the use thereof in a polymeric material, and to a polymeric material comprising a particulate carbon material formed from said agglomerated particulate carbon material.

The utility model discloses a caking material conveying pretreatment structure which comprises a pretreatment box, the upper end of the right side of the pretreatment box is fixedly connected with a dry feeding port, the upper end of the left side of the pretreatment box is fixedly connected with a wet material feeding device, and the lower end of the middle of the wet material feeding device is fixedly connected with a heating plate. A grinding motor is fixedly connected to the middle of the upper end of the pretreatment box, a grinding rod in the pretreatment box is arranged below the grinding motor, an output shaft of the grinding motor downwards penetrates into the rod-shaped interior of the grinding rod to be matched with the grinding rod, and a discharging port is fixedly connected to the lower portion of the left end of the pretreatment box. A dustproof device is fixedly connected below the right end of the pretreatment box, and supporting legs are fixedly connected to the left side and the right side of the lower end of the pretreatment box. Through the arrangement of the dry feeding port, the spiral shaft, the heating plate and the wet feeding port, classification treatment of material caking caused by two different reasons of moisture absorption and pressure is achieved, the applicability of equipment is improved, and meanwhile better conveying of materials is facilitated.

The present invention discloses a multi-mode compound motion robot for cleaning lumps in ash pipes under ash bins, comprising a head spiral mechanism, an intermediate peristaltic mechanism, a tail spiral mechanism, and a cleaning mechanism. The head spiral mechanism and the tail spiral mechanism each comprise a housing, a large bevel gear, a small bevel gear, a variable diameter motor, a support wheel trapezoidal screw, a drive wheel trapezoidal screw, a bracket, a belt, a light bar, a support wheel, a drive wheel, a support wheel connector, and a drive wheel connector. The intermediate peristaltic mechanism comprises an intermediate housing, a reduction motor, a gear, an upper rack, a lower rack, and a guide rail mechanism. The cleaning mechanism is located at the front end of the head spiral mechanism and comprises a sensor module for identifying lumps in the lower ash pipe and a cleaning device with air jet and rotary cleaning. The present invention is applicable to cleaning pipes made of various materials, can realize support wheel support and drive wheel support modes, and can realize spiral travel, peristaltic travel, and spiral peristaltic travel modes, which can effectively improve cleaning efficiency and quality.

The present invention discloses a semi-rigid agglomerated type geotechnical filler and its preparation process. 1) Put phosphogypsum into a drum granulator, pour in a certain proportion of cement-bentonite mixed material for the first feeding, and stir evenly. 2) Uniformly inject water into the stirred mixed material to form a phosphogypsum agglomerated intermediate. 3) Uniformly sprinkle the uniformly mixed cement-bentonite mixed material on the surface of the rolling agglomerated intermediate for the second feeding, and continue to roll and form to obtain a phosphogypsum double-layer closed structural agglomerate. 4) Naturally cure the obtained phosphogypsum agglomerate to obtain the finished product for use as a geotechnical filler. The present invention belongs to a method for the resource utilization of phosphogypsum. Its two-feeding process can convert phosphogypsum into a semi-rigid double-layer closed structural agglomerate, which can effectively solidify harmful substances in the agglomerate. The finished product has no dust, is resistant to leaching, has high strength, good water resistance, and excellent gradation, and is an excellent geotechnical filler.

The application belongs to the technical field of stirring tanks, in particular to a fluid substance anti-adhesion stirring tank and a manufacturing method thereof. The stirring tank comprises a tank body, a top cover is installed on the top of the tank body, a stirring shaft is rotatably arranged in the middle part of the top cover, the bottom of the stirring shaft extends to a support seat on the inner wall of the tank body, a stirrer is arranged on the outer surface of the stirring shaft, and baffles are uniformly arranged around the stirring shaft in the middle region of the inner wall of the tank body. The vertical baffles arranged on the inner wall of the tank body can intercept the part with relatively large density in the fluid substance, including the possible particles and agglomerates, when the part is close to the inner wall of the tank body, so as to destroy the state of the part gathering and continuously rotating in the outer ring region close to the inner wall of the tank body, and make the part participate in the violent stirring under the action of the stirrer in the middle region under the guidance of the inclined surfaces on both sides of the baffle, so as to accelerate the decomposition of the part and make the part dissolve into the whole fluid substance, thereby reducing the wear rate of the inner wall of the tank body.

The invention discloses a porous aggregate Ni-Mn5O8-coated Na2Mn8O16 composite material and a preparation method thereof, and belongs to the field of inorganic materials. The preparation method comprises the following steps: dissolving nickel nitrate hexahydrate, a manganous nitrate solution, urea and sodium bicarbonate in purified water, and carrying out constant-temperature reaction in a hydrothermal reaction kettle; and filtering after the reaction is finished, drying the product in a drying oven, calcining in a muffle furnace, and cooling to obtain the Ni-Mn5O8-coated Na2Mn8O16 composite material. According to the method, the electrochemical performance of the composite material is improved by optimizing the ratio of raw materials, a porous aggregate is observed microcosmically, the structure is beneficial to full permeation of an electrolyte and rapid transmission of ions, nucleation energy barriers of Zn < 2 + > on an electrode / electrolyte interface are reduced, the reversible deposition-dissolution behavior of zinc ions is promoted, and the electrochemical performance of the composite material is improved. And the rate capability of the water-based zinc ion battery is further improved.

A system (100) for heat treatment of particulate materials is disclosed. The system (100) includes: a first reaction section (12) for receiving particulate material at a top (12.1) such that the particulate material flows through the first reaction section (12) under gravity; a first heating system (14) arranged adjacent to and along the length of the first reaction section (12) to heat the particulate material flowing through the first reaction section (12) from outside the first reaction section (12), thereby activating the particulate material; and a compactor (16) for receiving and compacting the thermally activated particulate material from the first reaction section (12) to form agglomerates. A method for heat treatment of particulate materials is also disclosed.