1446 results about "Solid material" patented technology

The embodiment of the invention relates to the field of radioactive waste treatment, in particular to a material containing device and curing equipment. The first containing piece and the second containing piece of the material containing device are arranged to be in a detachable and separable form, so that powdery radioactive materials cannot escape from a seam, and meanwhile, after the powdery materials are pressed into solid materials, the first containing piece and the second containing piece can be separated; the solid materials contained in the first containing part can be independently transferred, the material containing device is prevented from being integrally transferred when the solid materials are transferred, and the transferring efficiency of the solid materials is improved. According to the curing equipment, the material containing device is adopted as a material conveying carrier, materials in different stages and states in the curing process can be contained, and leakage of the materials is prevented; meanwhile, in the whole curing process, form transformation of the materials can be achieved without replacing the containing device, the operation process is simplified, material spill caused by replacing the containing device is avoided, and therefore the curing efficiency is improved.

The embodiment of the invention relates to the field of radioactive waste treatment, in particular to material treatment equipment and curing equipment. According to the material treatment equipment provided by the embodiment of the invention, the powdery material in the material accommodating device is converted into a partially molten state through the material treatment device, and the partially molten material is converted into the solid material through the pressurizing device, so that the powdery material can undergo conversion of different states in the material accommodating device; therefore, powdery materials are converted into solid materials convenient to transfer and process, the operation of replacing a container is omitted, and material processing procedures are saved. According to the curing equipment provided by the embodiment of the invention, the sealing device is used for sealing the material treatment equipment, so that the state transition process of the powdery material has better sealing performance and stability, and the stable quality of the produced solid material is ensured.

The invention relates to a waste photovoltaic panel recycling method which comprises the following steps: crushing a waste photovoltaic panel until the size of the waste photovoltaic panel is 80-160 meshes, and preparing powder; carrying out acid leaching treatment on the powder, and respectively collecting a leaching solution and a solid material; an acid leaching solution adopted in the acid leaching treatment is a mixed acid aqueous solution of hydrochloric acid and sulfuric acid; the pH of the leachate is adjusted to be neutral with an alkaline agent, then the leachate is mixed with metal iron to be subjected to a replacement reaction, and metal copper is prepared; the solid material is mixed with water, hydrofluoric acid and a flotation agent are added into the obtained mixture for flotation treatment, floats and precipitates are collected respectively, the floats comprise silicon powder, the precipitates comprise glass powder, and the flotation agent comprises one or two of hexadecyl potassium hydrogen phosphate and sodium dodecyl sulfate. According to the recycling method, the silicon powder, the glass powder and the metal copper can be comprehensively recycled from the waste photovoltaic panel.

The embodiment of the invention relates to the field of radioactive waste treatment, in particular to a solidification method. According to the method, a conveying and jacking device is used for conveying a material containing device to enable the material containing device to receive powdery materials, a clamping and transferring device and a lifting device are used for conveying the material containing device completing feeding into a material processing device to enable the powdery materials to be partially molten, and a pressurizing device is used for pressing and compacting the partially molten materials; and finally, ingot-shaped solid materials are formed in the material containing device, then the lifting device and the clamping and transferring device are utilized again to transfer the material containing device to the conveying and jacking device so as to transfer the ingot-shaped solid materials, in this way, the process from powder feeding to ingot forming of the materials is conducted in the material containing device, the situation that a material container is replaced in the midway is avoided, and the production efficiency is improved. Operation steps are simplified; and the clamping and transferring device, the lifting device and the conveying and jacking device all participate in the front process and the rear process of material treatment, so that reuse of equipment parts is achieved, and the equipment composition is simplified.

The invention relates to a flowing medium packed bed energy storage system which comprises a storage tank for storing flowing media, the storage tank is connected with a flowing medium loop through a stop valve, the flowing medium loop comprises a flowing medium pump, a heater, a heat accumulator module and a heat exchanger which are sequentially connected through a pipeline, and the flowing medium pump provides power for flowing medium circulation; the heat accumulator module is composed of a plurality of heat accumulator units, and each heat accumulator unit is filled with a solid material. In the heat storage mode, the heater heats the flowing medium from the low-temperature state to the high-temperature state, and then the solid materials filled in the heat storage body units are heated through the heat storage body units. In the heat release mode, the flowing medium is heated from a low-temperature state to a high-temperature state after flowing through the high-temperature solid material, and then heat is released to an external system through the heat exchanger. Efficient heat exchange between a flowing medium and a solid material is achieved through the modular solid filling design, so that the heat storage efficiency of the whole system is improved, and the adaptability and flexibility of the system are enhanced.

The invention discloses a multi-type solid material loading and transporting optimization method and system based on closed-loop adaptive control, and relates to the technical field of automatic closed-loop control or adjusting systems. The method comprises the following steps: acquiring characteristic information of a material; according to the material characteristics, the vehicle load capacity and the volume limit value; the safe loading capacity of the materials is obtained; the calculation method of the safe loading capacity comprises the following steps: if the volume of the material under the vehicle loading capacity is smaller than or equal to the vehicle volume capacity, taking the vehicle loading capacity as the safe loading capacity; and if the volume of the material is larger than the vehicle volume capacity under the vehicle loading capacity, the corresponding material weight at the vehicle volume boundary is reversely deduced to serve as the safe loading capacity, so that the stable support can be provided for the optimal loading scheme under the multi-material and multi-vehicle-type scene, and the system use cost is reduced while the transportation safety and efficiency are greatly improved.

The invention discloses a composite heavy metal adsorbent synthesized through mineral conversion and a preparation method of the composite heavy metal adsorbent, and belongs to the technical field of deep processing of natural nonmetallic minerals and preparation of heavy metal adsorption functional materials, and the main preparation method comprises the following steps: S1, crushing and crushing natural clay minerals, and sieving with a 80-mesh sieve to obtain mineral powder; s2, mixing the obtained mineral powder with a calcium compound, and carrying out ball milling; s3, adding a boron compound, and continuing ball milling; s4, adding water into a solid material obtained by ball milling according to a solid-to-liquid ratio of (1: 5)-(1: 20), putting into a microwave hydrothermal reaction kettle, adding an organic auxiliary agent, carrying out gradient heating to 100-200 DEG C, reacting for 30-120 minutes, then naturally cooling to room temperature, separating, drying and crushing; according to the invention, natural clay raw ore is taken as a raw material, and the borate-silicate composite adsorption material is prepared in a preparation mode of combining solid-phase reaction and microwave hydrothermal treatment, so that high-concentration and low-concentration heavy metal ions are efficiently removed.

The invention discloses a miniaturized sensor for measuring the dielectric constant of a dielectric material, and belongs to the technical field of microwave sensing. The sensor structure comprises a top metal patch signal layer, a middle dielectric substrate layer and a bottom metal grounding layer, wherein the top-layer metal patch structure comprises five parts, namely a 50-ohm microstrip line, a 1 / 4 wavelength impedance change line, a coplanar waveguide with a coupling slot, a substrate integrated waveguide and a sensing unit, and the top layer and the grounding layer are connected through a metalized through hole of the middle layer; and a complementary split-ring resonator sensing unit of a stepped impedance fractal structure is etched on the top metal layer and is used as a sensing area for placing a solid material for dielectric constant measurement. According to the sensor, the purpose of miniaturization of the sensor is achieved through loading of the resonant ring unit, the measurement sensitivity is high, the measurement error is small, and the sensor is suitable for dielectric constant measurement of dielectric materials.

The invention relates to the field of strip steel material coating liquid, and discloses production equipment for strip steel material surface coating liquid, which comprises a support table, a reaction kettle is fixedly connected in the support table, the bottom end of the reaction kettle is fixedly connected with a discharge port, and the upper surface of the support table is fixedly connected with a liquid tank. A first supporting frame is fixedly connected to the upper surface of the supporting table, a solid stock bin is fixedly connected to the interior of the first supporting frame, a conveying pipe is fixedly connected to the bottom end of the solid stock bin, a feeding port is fixedly connected to the outer wall of the conveying pipe, and a first motor is arranged at one end of the conveying pipe. Through vibration of the vibration bin and the sieve plate thereof, material caking is effectively prevented, it is ensured that materials smoothly and continuously flow into the reaction kettle, blockage and feeding interruption are avoided, dispersion uniformity and dissolution and reaction efficiency of the materials are improved, stirring and mixing time is shortened, and energy consumption is reduced.

The invention relates to the technical field of turpentine processing, in particular to a turpentine continuous melting and clarifying processing device and method.The turpentine raw material is put into a feeding cylinder, piled in an inclined scattering cylinder, subjected to axial autorotation along with the feeding cylinder, discharged downwards and distributed in all areas in a dissolving tank, and after dissolving is completed, the turpentine raw material is poured into the feeding cylinder to be subjected to continuous melting and clarifying processing. When the telescopic part drives the sieve plate to move upwards until the bottom end of the movable cylinder abuts against the sieve plate, the sieve plate axially rotates along with the feeding cylinder and drives the movable cylinder to axially rotate, so that the material leakage port and the material scattering port are staggered, the movable cylinder rolls solid matters in the circumferential direction of the sieve plate, and the resin liquid is discharged into the clarifying tank along the liquid leakage pipe while slag is discharged from the slag outlet; after grease water in the clarification tank is layered, most of the water layer is discharged, the grease water is put into the feeding cylinder for circular treatment, and the steam injection system and the emptying pipe in the clarification tank are opened for distillation treatment, so that the continuous processing efficiency is further improved.

The invention provides a long-time scale solid surface aging characteristic analysis method and system and electronic equipment, and relates to the technical field of insulation material aging. The method comprises the following steps: preparing a material sample; preparing a solid material sample with good anti-aging performance under a specific working condition according to a material chemical theory and experience; obtaining a solid surface appearance by a high-precision microscope; carrying out accelerated aging on the material at a constant temperature for a certain time; solid surface features including roughness and fractal indexes under different accelerated aging time are extracted, edge curvilinear equation fitting is carried out, and an aging feature curve is generated, so that an aging behavior prediction result is obtained, continuous monitoring and accurate analysis of the solid surface aging process are realized, and the aging behavior prediction accuracy is improved. Through continuous monitoring of the multi-time-node accelerated aging experiment, aging full-period coverage and multi-dimensional data fusion are realized, data accuracy and aging identification precision are improved, and aging behavior prediction precision is improved.

The invention discloses a dynamic rotational flow stirring fluidized bed and a method for preparing a silicon-carbon negative electrode material. The dynamic rotational flow stirring fluidized bed comprises a reaction cylinder, a dynamic stirring mechanism and a rotational flow type gas distributor, and the reaction cylinder is provided with a solid material inlet, a gas outlet and a heater; the dynamic stirring mechanism comprises a connecting seat, a stirring shaft which rotates in a sealing manner in the connecting seat, a servo gear motor for driving the stirring shaft, and a stirring paddle fixed at the upper end of the stirring shaft; the spiral-flow type gas distributor comprises a gas distribution sleeve which is coaxial with the stirring paddle and a branch pipe arm which is communicated with the upper end of the gas distribution sleeve; the branch pipe arm inclines upwards and the root part is communicated with the gas distribution sleeve; detachable upper nozzles are arranged on the upper side wall of the branch pipe arm at intervals, and detachable lower nozzles are arranged on the lower side wall of the branch pipe arm at intervals; air outlet holes communicated with the distribution sleeve are uniformly distributed in the circumference of the stirring shaft; and a central shaft hole communicated with the air outlet hole is formed in the stirring shaft. According to the invention, the dead zone can be eliminated, and the fluidization reaction efficiency and quality can be improved.

The embodiment of the invention relates to the field of radioactive waste treatment, in particular to curing equipment. According to the curing equipment provided by the embodiment of the invention, the powdery materials are conveyed into the material containing device through the vacuum feeding device, and the material containing device is transferred to the lifting device through the clamping and transferring device, so that the material containing device is conveyed into the material processing device through the lifting device; the sealing device is used for sealing the material treatment device, so that the material reaction process is carried out in an environment with relatively good sealing performance; the pressurizing device is used for compacting the materials so as to obtain solid materials which are easier to transfer and process compared with powdery materials; the vacuum feeding device, the conveying and jacking device, the clamping and transferring device, the lifting device, the material treatment device and the pressurizing device are fixed to different positions of the body, enough space is provided for all treatment links of materials, the operation sequence of curing treatment is met, the process is simplified, and the treatment efficiency is improved.

The invention discloses digital intelligence powder type distribution-free variable viscosity fracturing fluid skid-mounted equipment and a control method thereof, and belongs to the technical field of oil and gas field development. The equipment comprises a stirring mechanism, a feeding mechanism, a water feeding mechanism and a discharging mechanism which are centrally controlled through a control box. The feeding mechanism adopts a first screw conveyor to convey solid materials to the stirring tank body; the water supply mechanism supplies water to the tank through a water supply pump and a water outlet pipe with an electromagnetic valve, and the water quantity is monitored by a water inlet flow sensor; the discharging mechanism outputs the mixed liquid through a discharging pump, and the viscosity of the fracturing fluid is detected in real time through a viscosity sensor. The control box is connected with all the sensors and execution components, and automatic adjustment and closed-loop control of the material proportion are achieved by collecting flow and viscosity data. According to the invention, accurate and automatic preparation of the fracturing fluid is realized, the problems of inaccurate traditional manual proportioning and poor stability are effectively solved, and the fluid preparation quality and the operation efficiency are remarkably improved.

The utility model discloses a horizontal impact mill crushing disc which comprises a base, the top of the base is fixedly connected with a cylinder, the top of the base is further fixedly connected with a transmission device through a rack, the output end of the transmission device is arranged in the cylinder and is provided with a crushing assembly, the other side of the cylinder is fixedly provided with a grading device, and the grading device is provided with a crushing assembly. Due to the arrangement of the flow drainage holes and the flow guide plates on the crushing disc and the flow guide effect of the flow guide plates, when the crushing disc rotates at a high speed, the pressure of the circle center part of the crushing disc is lower than that of the outer circumference in the radius direction, and the crushing disc rotates at a high speed. According to the utility model, one part of air entering the crushing area is led in from the drainage holes, the total air volume is drained, the airflow speed of the crushing area is reduced, the retention time of materials in the crushing area is prolonged, and unqualified solid material particles are easier to return to the crushing area to be continuously crushed under the flow guide action of the flow guide plate, so that the crushing efficiency is improved.

The invention discloses a laser machining device for mold surface textures. The laser machining device comprises a base, a laser cutting machine body, a material guiding structure, a discharging structure and a material fixing structure. The laser cutting machine body is fixedly arranged on the upper wall of the right end of the base, the material guiding structure is fixedly arranged in the middle of the front end of the base, the discharging structure is fixedly arranged at the left end of the material guiding structure, the material fixing structure is fixedly arranged on the front side of the right end of the base, and the material fixing structure corresponds to the laser cutting machine body and the right end of the material guiding structure. The invention relates to the technical field of mold processing equipment, and has the beneficial effects that automatic blanking and guiding are realized, the processing efficiency is improved, manual operation is reduced, multi-angle overturning processing is realized, the inner wall texture precision is optimized, the problem that the inner wall of a traditional device is difficult to process is solved, self-adaptive adjustment design is realized, the mold body compatibility is enhanced, and the production efficiency is improved. The blanking requirements of die bodies with different thicknesses and diameters are met, and the universality of equipment is improved.

A self-closing residential fire hinge apparatus for closing a door during a fire includes a door hinge with a spring-actuated release mechanism. The spring-actuated release mechanism includes a spring that is pre-tensioned in an open position and a coating covering the spring. The coating is a solid material that retains the spring in the open position. The coating has a melting point less than a melting point of the spring. For example, the coating may be formed of bismuth. When the coating is heated and becomes malleable, the spring is released to a closed position. When the coating is solid and not malleable, the door hinge allows regular opening and closing of the door. The apparatus may also include a spring assembly cap, improving the aesthetics of the assembly. The spring assembly cap may be composed of copper, improving conduction of the ambient heat to melt the coating even faster.

The invention relates to the technical field of material test and analysis, in particular to a solid material mixing uniformity detection method, which comprises the following steps of: 1, establishing a component characteristic response interval; 2, executing three-dimensional dynamic spectrum scanning; step 3, separating component contribution degrees, performing baseline correction and scattering compensation on original spectral data, calculating a weighted integral value of a spectral reflectivity signal in an exclusive characteristic wave band for each scanning point according to the mapping table, and outputting a contribution vector representing component concentration; 4, quantifying mixing uniformity, dividing a container space into three-dimensional units, and calculating a variable coefficient of a contribution vector of component concentration in each unit; and generating a weight coefficient based on the component mass ratio and the stability criticality, and evaluating the uniformity through a mixed index formula. Through accurate component identification, lossless three-dimensional scanning, accurate scattering compensation and mixing index evaluation comprehensively considering stability criticality, the uniformity of the mixed material can be comprehensively and accurately reflected.

The invention relates to the technical field of solid-liquid separation in the mineral separation industry, in particular to a dense overflow solid material recycling device and process, the dense overflow solid material recycling device comprises a plurality of sedimentation tanks, height differences exist among the sedimentation tanks, and a sediment recycling mechanism is arranged in each sedimentation tank and used for collecting and conveying solid materials after sediment; a dissociation mechanism is also arranged in the sedimentation tank and is used for dissociating solid materials; and a separation mechanism is arranged on the extraction mechanism, and solid materials can be conveyed and subjected to solid-liquid separation through vibration. By arranging the sedimentation tank, the sediment recovery mechanism, the extraction mechanism and the separation mechanism, continuous operation can be achieved, and the manual cleaning cost is reduced; the extraction mechanism can realize low-energy-consumption conveying and primary solid-liquid separation, so that subsequent treatment of solid materials is facilitated; and the solid and the liquid can be further separated through the separation mechanism, and the solid can be conveniently recycled in the later period.

The invention discloses a coal chemical industry drum screen cleaning structure and an operation method, and relates to the technical field of drum screens. The coal chemical industry drum screen cleaning structure comprises a mounting base, the upper end of the mounting base is fixedly connected with a lower shell, the lower end of the lower shell extends to the lower end of the mounting base, the upper end of the lower shell is provided with an upper cover, and the right side of the upper end of the mounting base is fixedly connected with a gear motor; the output end of the gear motor penetrates into the lower shell and is fixedly connected with a rotating shaft, and the surface of the rotating shaft is fixedly connected with an annular support. The rotary screen solves the problems that an existing rotary screen is not provided with a cleaning structure, when people use the rotary screen for a long time, solid materials contained in coal slurry materials can be clamped in screen holes in a rotary screen net, screening of the coal slurry materials can be affected if cleaning is not conducted in time, the rotary screen net is manually detached and cleaned in a traditional cleaning mode, and cleaning is not conducted. The technical problems that time and labor are wasted during disassembly and assembly, and production efficiency is affected are solved.

The invention relates to the technical field of ascites drainage, in particular to an ascites drainage device which comprises a puncture tube, the output end of the puncture tube is fixedly connected with a one-way valve, the output end of the one-way valve is fixedly connected with a separation tube, a drainage opening is formed in the bottom of the separation tube, and the output end of the drainage opening is fixedly connected with a drainage tube. The output end of the drainage tube is fixedly connected with a liquid accumulation bag, a filter cartridge is arranged in the separation tube, and the input end of the filter cartridge is communicated with the input end of the separation tube. The spiral flow deflectors which are uniformly arranged along the central axis are arranged at the input end of the filter cartridge, so that ascites can be guided to form a spiral flowing state, and solid substances are always kept in dynamic distribution of'spirally advancing along the wall 'by virtue of centrifugal force; meanwhile, when the filter cartridge is blocked and the pressure rises to a preset value, the second T-shaped piston rod can extrude the titanium alloy spring to slide, so that ascites enters the hole-free groove to expand the internal space of the filter cartridge, the pressure is balanced, and time is bought for cleaning blockages.

The invention discloses a preparation method and a preparation system of a silicon-carbon negative electrode material, and the method comprises the following steps: conveying a porous carbon raw material into a deposition furnace, introducing inert gas to replace air in the deposition furnace, and vacuumizing the deposition furnace; raising the temperature of a deposition furnace to 300-800 DEG C, mixing inert gas with the preheated silicon source gas, and introducing the mixture into the deposition furnace for chemical vapor deposition to obtain a silicon-carbon composite material precursor; raising the temperature of a buffer furnace to 300-800 DEG C, conveying the precursor into the buffer furnace, and carrying out chemical vapor deposition by utilizing residual silicon source gas in the buffer furnace; carrying out gas-solid separation on the material in the buffer furnace, conveying the solid to a cladding furnace, detecting the gas, and detecting the content lt of the silicon source gas; and (2) adding 0.2 mg / L of the silicon-carbon composite material into the coating furnace, introducing coating gas into the coating furnace, and performing carbon deposition coating to obtain the silicon-carbon composite material. The preparation system disclosed by the invention is a continuous preparation system, so that the production efficiency is greatly improved, and the requirements of large-scale production are met.

The invention relates to the technical field of reaction kettles, and particularly discloses a stirring device of a glass-lined reaction kettle.The stirring device comprises an opening and closing mechanism, the opening and closing mechanism comprises a moving frame, a connecting arm, a fixing part, opening and closing parts and third elastic parts, the moving frame is rotationally connected with a rotating shaft through the connecting arm, the fixing part is connected to a stirring part, and the number of the opening and closing parts and the number of the third elastic parts are both two; the two opening and closing parts are connected with the movable frame through two third elastic parts correspondingly, the movable frame can move upwards in an inclined mode so that the two opening and closing parts can be away from each other under blocking of the fixed part, and the movable frame can further move downwards in an inclined mode so that the two opening and closing parts can get close to each other under the action of the two third elastic parts; according to the stirring device of the glass-lined reaction kettle, through continuous opening and closing of the two opening and closing parts, a liquid material close to an enamel coating is subjected to turbulent flow, and a buffer area is formed, so that the situation that a solid material causes large impact on the enamel coating is avoided.

The invention discloses a wet-type crushing pump with a self-cleaning function, and relates to the technical field of wet-type crushing pumps, the wet-type crushing pump comprises a main body mechanism, the main body mechanism comprises a base, a stepping motor is arranged above the base, the bottom surface of the stepping motor is in contact with the upper surface of the base, four limiting bolts are arranged above the stepping motor, and the bottom surface of the stepping motor is in contact with the upper surface of the base; the bottom end of each limiting bolt penetrates through the stepping motor and extends into the base, each limiting bolt is in threaded connection with the inner wall of the base, and a cleaning mechanism is arranged above the base; and the cleaning mechanism comprises a cleaning unit, the cleaning unit is located on the left side of the stepping motor, and the cleaning unit is used for cleaning the wet type crushing pump transmission structure. Impurities adhering to the impeller of the wet type crushing pump are automatically cleaned, and therefore the situation that normal work of the wet type crushing pump is affected due to the fact that crushed solid matter adheres to the impeller is prevented.

The utility model provides a kind of high-temperature solid material waste heat boiler, including fender, first heat exchange pipe, second heat exchange pipe and steam drum;The fender is enclosed into the cylinder structure for high-temperature solid material from top to bottom to flow, first heat exchange pipe is located in the upper section of cylinder structure inside, second heat exchange pipe is located in the lower section of cylinder structure inside, first heat exchange pipe and second heat exchange pipe are all by spiral coil pipe structure from top to bottom, independently the flow cross section of high-temperature solid material is divided into several areas, the water inlet and water outlet of first heat exchange pipe are connected with the steam drum outside cylinder structure respectively, and the water outlet of second heat exchange pipe is connected with the steam drum.The utility model waste heat boiler uses the mode that heat exchange pipe and high-temperature solid physical direct contact, can effectively recover high-temperature sensible heat, produce steam.Heat exchange pipe spiral arrangement, multiple area segmentation material flow cross section, expansion free, both energy saving, and can extend equipment service life.

The present document relates to a dispensing head for continuous fiber reinforced fused filament type additive manufacturing. The dispensing head is configured for dispensing a material onto a substrate carrier platform, and comprises one or more inlets for receiving a strand of meltable solid material and a reinforcement fiber and a material passage extending from the receiving inlets to a dispensing outlet. The dispensing head further comprises a material heating unit for liquefying the material and drive means for driving the material through the material passage. The material heating unit comprises a solid radiation body extending from the dispensing outlet at least in a direction parallel to the substrate carrier platform, defining a radiation face toward the substrate carrier platform, wherein the radiation body is thermally separated from the dispensing outlet.

A metal-ceramic substrate and an electronic component comprising a metal-ceramic substrate. The metal-ceramic substrate comprises: a) a ceramic body which has a main extension plane, b) a metal layer which is connected to the ceramic body, in a planar manner, the metal layer having a structuring region which comprises: (i) solid material in some areas and (ii) non-solid material in some areas, and c) a contact region comprising silver arranged on the metal layer, wherein, in a cross section through the metal-ceramic substrate perpendicular to the main extension plane, the structuring region has a geometry in which the following requirement is met:A⁡(BCDsolid) / A⁡(BCDtotal)>70⁢%,wherein A (BCDtotal) represents the total area of the triangle described by the points B, C and D, and A (BCDsolid) represents the area of the triangle described by the points B, C and D which is occupied by solid material.

The present invention relates to a system, method, and use for the unloading of solid material particles used in a physical, chemical, and / or biological process in a tank and for the inertization of the tank. The receiving tank and the pump are fluidically connected. The inert gas supply device is fluidically connected to the tank and to at least one injector. The at least one injector is arranged along the transport line that connects the tank to the receiving tank and is configured to inject inert gas into the transport line. The pump is configured to generate negative pressure in the receiving tank and in the tank, and the inert gas supply device is configured to insert inert gas into the tank and supply inert gas to at least one injector, to allow the displacement of solid material particles from the tank to the receiving tank.

A solid material of formula (I): of formula (I): AaNi1-xMbYz wherein: A is selected from Li, Na, or K or a mixture thereof; a is from 0.75 to 1.25; x is 0.005 < x ≤ 0.500; M is selected from Ti, Zr, Hf, Nb, Ta, Mo, W, V, or Re or a mixture thereof; b is 0.005 ≤ b < 0.500, wherein x > b; Y is selected from O or S or a mixture thereof; and z is from 1.5 to 2.5. The solid material suitably provides a positive electrode active material for use in a battery. A battery comprising the solid material as a positive electrode and a method of preparing the solid material are also disclosed.

The invention discloses a drying control method and device, drying equipment and a medium, and belongs to the technical field of drying for eliminating liquid from solid materials or products. The method comprises the following steps: determining a drying process score of a to-be-dried article according to humidity index data of the to-be-dried article in an operation process of the drying equipment; historical drying data of the drying equipment is obtained, and the incidence relation between the drying parameters and the drying process scores is constructed according to the historical drying data; determining a target drying parameter corresponding to the drying process score based on the association relationship; and current drying parameters of the drying equipment are obtained, and a drying parameter adjusting strategy of the drying equipment is determined according to the current drying parameters, the target drying parameters and the drying process score. According to the technical scheme, the target drying parameters are determined on the basis of the humidity index data of the to-be-dried objects and the constructed drying parameter control curve, and dynamic and accurate regulation and control and self-adaptive optimization of the drying parameters in the drying process can be achieved.