316results about "Granular material drying" patented technology

A plastic dehumidification and drying device includes a dehumidification host system, an air supply system and at least one plastic processing system. The air in the dehumidification host system is cooled by the host windmill through a secondary condenser and enters a host honeycomb runner. The host honeycomb runner uses a host regeneration windmill and a host regeneration heater to send regeneration air to help absorb moisture. The host honeycomb runner sends the dehumidified air to the plastic processing system for drying plastics. The air returns to the dehumidification host system and passes through the host filter, then the closed cycle is carried out through the primary condenser and the host windmill. The primary condenser and the secondary condenser are provided with ice water to cool the moisture in the contracted air. The air supply system supplies air to the dehumidification host system to supplement the pressure loss, further reduce the dew point and increase the efficiency of dehumidification.

The partial or full dehydration of organic or inorganic matter containing water by induction of matter into a vacuum and processing matter through a specially designed acceleration channel is disclosed. The inducted matter accelerates in air from zero speed to sub-sonic speed to reach supersonic speed. As the material transitions the sound barrier, it is subject to acoustic shock waves and an instant negative pressure drop occurs. The sound waves disintegrate, disinfect the material and extract part or all moisture from any organic or inorganic material.

Process for production of an infill material (200) for a synthetic turf surface (400), wherein the infill material (200) comprises a plurality of granules (201), the process comprising: —providing particles (2) made of a plant material; —tumble-drying the particles (2) for obtaining the granules (201).

The invention discloses a heat pump grain dryer based on a water-free automatic dust removal function, and relates to the technical field of drying of various agricultural objects. The heat pump main machine comprises a heat pump main machine shell, a built-in fixing plate is fixedly arranged on the inner wall of the heat pump main machine shell, a wind direction adjusting assembly is arranged at the top end of the built-in fixing plate, and an automatic adjusting and cleaning assembly and a driving assembly are arranged at the bottom of the heat pump main machine shell. A vibration cleaning assembly is arranged on the side, close to the wind direction adjusting assembly, of the inner wall of the heat pump host shell. By arranging the automatic adjusting and cleaning assembly, the automatic adjusting and cleaning assembly drives the fan blades to rotate reversely, meanwhile, the driving shaft drives the driven shaft to rotate, the driven shaft drives the vibration cleaning assembly to operate, grain dust attached to the outer side of the filter screen is loosened through vibration, and the grain dust falls off from the filter screen in cooperation with reverse wind; through the operation, the effect of automatically cleaning grain dust on the outer side of the filter screen is achieved, and the maintenance and replacement cleaning cost is reduced.

The invention provides a plastic particle conveying device and method, and belongs to the technical field of plastic particle processing. Comprising a mounting frame, a feeding port is formed in the top end of the mounting frame, a conveying pipeline is mounted at the bottom end of the feeding port, one side of the conveying pipeline is in through connection with a pneumatic conveying device, the pneumatic conveying device is mounted on one side of the inner wall of the mounting frame, and a separating device is mounted at one end of the conveying pipeline; a motor is mounted on one side of the surface of the conveying pipeline, and a control module is mounted on one side of the mounting frame. By arranging the whipping assembly, a plurality of rotating faces are formed at the top of the flow guide plate through a whipping rope, cakes in plastic particles are whipped and separated, it is avoided that after the plastic cakes are stacked, the plastic quality and use value are reduced, and it is avoided that the plastic particles directly impact the inner wall of a conveying pipeline to cause damage; and buffering protection is carried out on the beaten plastic particles while the plastic cake separation effect is guaranteed.

The invention relates to the technical field of raw material drying, in particular to a chemical fiber spinning raw material drying device capable of improving heating uniformity, which comprises a raw material drying box main body, a feeding hopper is arranged at the top of the raw material drying box main body, and a material distribution box is fixed at the bottom of the feeding hopper; chemical fiber spinning raw materials are quantitatively fed into the drying equipment in batches to be dried, and the chemical fiber spinning raw materials are fed into the equipment in a single-layer mode to be dried, so that it is guaranteed that each raw material particle can be fully exposed in hot air, and heat is evenly transmitted; the condition that inner particles are not heated enough or outer particles are overheated due to accumulation is avoided, and the drying consistency is improved; moreover, hot air can be in contact with the raw materials more efficiently through single-layer distribution, diffusion and evaporation of water are accelerated, and compared with the situation of multi-layer accumulation, the path of water diffusing to the surface from the interior of the raw materials and evaporating to the air from the surface is shortened through single-layer input, so that the drying speed is increased, and the drying time is shortened.

The present application relates to a drying apparatus and a battery manufacturing system including a drying tower and a cooling mechanism. [Solution] The drying tower is provided with a cooling mechanism, and the cooling mechanism cools and lowers the temperature of the inner wall of the drying tower so that the temperature of the inner wall of the drying tower is controlled within a required temperature range. When spray drying is performed in the drying tower in this manner, after the material comes into contact with the inner wall of the drying tower, the high inner wall temperature prevents fusion, and the probability of the material hanging on the wall is reduced, thereby improving the productivity and granulation quality of the material.

The invention belongs to the technical field of air drying, and discloses a PA66 processing pretreatment air drying device which comprises an air drying device body, a protective door is hinged to one side of the air drying device body, a containing frame is slidably installed in the air drying device body, a first air pipe is installed in the air drying device body, and a second air pipe is fixedly connected to one end of the first air pipe. An air outlet is fixedly formed in the bottom end of the second air pipe, the air outlet is formed above the containing frame, a moving assembly is arranged in the containing frame, and when PA66 needs to be subjected to air drying treatment, firstly, the PA66 is placed in the containing frame; by starting the air dryer and connecting the air dryer with the first air pipe and the second air pipe, hot air is finally discharged from the air outlet to air-dry PA66 in the containing frame, meanwhile, the motor can be started to drive the threaded rod to rotate, the stirring roller pushes the PA66 in the containing frame, the accumulation phenomenon of the PA66 in the air-drying process is prevented, and the air-drying efficiency of the device is improved.

A gas-particle processor for contacting a flow of particles with a gas flow, comprising: a chamber; at least one gas inlet for introducing a gas into the chamber, the gas forming an accelerated gas flow and a primary gas flow in the chamber; a particle feeder in fluid communication with the particle inlet for introducing a flow of particles into the gas; and a separator for separating the accelerated gas stream from the main gas stream in at least part of the chamber wherein the accelerated gas stream has a higher average velocity than the main gas stream to form a curtain of the particle stream having an upstream edge and a downstream edge; and a particle outlet for receiving a curtain of the particle stream.

The present application relates to a drying apparatus and a system for preparing batteries. The drying apparatus includes a drying tower and a cooling mechanism. The cooling mechanism is disposed on the drying tower, and the cooling mechanism is used for cooling the inner wall of the drying tower, so that the temperature of the inner wall of the drying tower is controlled within the required temperature range. In this way, when the drying tower performs spray drying operation, after the material is in contact with the inner wall of the drying tower, the phenomenon that the material melts because of a high temperature of the inner wall and adheres to the inner wall is avoided, which reduces the probability of the material hanging on the wall, thereby improving the production rate and granulation quality of the material.

The present application discloses a microwave drying device, comprising: a barrel having a storage space for accommodating granular materials; a feeding mechanism for conveying granular materials, the feeding mechanism being connected to the barrel; a turning mechanism being connected to the barrel and performing feeding and turning processing on the granular materials in the barrel; and a microwave drying mechanism being arranged on the barrel and performing drying processing on the granular materials in the barrel. Compared with the prior art, the present application uses microwaves as a heating source to dry the granular materials at a relatively low heating temperature, and has the advantages of energy saving, high efficiency, less heat dissipation to the environment, and less air pollution.

A soil particle crushing device comprises a crushing tank, a crushing device, a vibration device and a PLC controller, wherein a material opening is provided at the top of the crushing tank; the crushing device comprises a crushing drive motor and a receiving tube, wherein the output shaft of the crushing drive motor is connected with a rotating shaft, the rotating shaft extends into the receiving tube, and a crushing blade is installed on the rotating shaft; material holes are provided at the bottom and side walls of the receiving tube; the vibration device comprises an electric push rod, a transverse rod and a hammering connecting rod, wherein one end of the hammering connecting rod has two long chutes, and the other end of the hammering connecting rod is fixed with a hammering head, the electric push rod extends into the tank body cavity between the crushing tank and the receiving tube, and the free end of the electric push rod is engaged in the two chutes and can slide along the chutes; the PLC controller is installed at the top of the crushing tank and is connected to the crushing drive motor and the electric push rod circuit. The present invention can effectively prevent the material hole of the receiving tube from being blocked during the crushing process, and ensure that the crushed soil particles and lime have a high degree of mixing.

The invention belongs to the technical field of spray granulation drying, and particularly relates to a uniform drying type spray granulation drying machine which comprises spray granulation drying equipment, and the spray granulation drying equipment comprises two supporting frames, a cavity, a material pipe, a hot air pipe and a uniform drying mechanism. The two supporting frames are fixedly installed on the left side and the right side of the bottom of the cavity correspondingly, the material pipe is connected to the upper portion of the cavity, the hot air pipe is connected to the left side of the cavity, the material pipe is connected with an external hydraulic pump pipeline, the external hydraulic pump is connected with an external liquid material pipeline, and the hot air pipe is connected with an external hot air pipeline. A plurality of nozzles are connected to the left side and the right side of the bottom of the material pipe and located in the cavity, and the uniform drying mechanism comprises an air cylinder, an output rod, a motor, fan blades, a connecting shaft and a plug. And the production quality of the materials is reduced.

An object is to provide a drying method for continuous processing under reduced pressure, which affords high drying efficiency by bringing about an ideal fluidized state of a process product, the method including, with a median diameter (D50) of a granular starting material ranging from 1 µm to 1000 µm and under reduced pressure at an absolute pressure of 4 to 30, performing a drying treatment by fluidizing the granular starting material, through heating with a heating medium at a temperature 15 to 120°C higher than the boiling point of a solvent in the granular starting material under the above reduced pressure.

The present invention describes a solar drying system for bulk materials comprising a transport device, a drive device, an air inlet and an air outlet, as well as a bulk material feed and a bulk material discharge, characterized in that the drying system has a substantially horizontal first tube and a substantially vertical second tube, wherein the first tube and the second tube are in an air-conducting connection, wherein material to be dried, in particular bulk material, and drying air are passed through the first tube and only air, in particular only drying air, is passed through the second tube, and wherein the drying air is heated by solar energy.

The invention relates to the technical field of drying devices, in particular to a garden culture fertilizer drying and collecting device which comprises a drying box and a drying mechanism arranged on the drying box, an upper conveying mechanism is arranged at the top end in the drying box, and a distributing device is arranged at the position, opposite to the upper portion of the upper conveying mechanism, of the outer wall of the drying box. Through the arrangement of the extension frame, the locking mechanism, the upper conveying belt, the lower conveying belt and other structures, a user can process some garden fertilizers with high humidity in the later period, and when it is found that the humidity of the fertilizers subjected to multiple times of drying cannot meet the requirement, the extension frame is installed on the drying box; a conveying and drying path can be added between the upper conveying mechanism and the middle conveying mechanism, so that capacity expansion can be carried out on original equipment, the flexibility of the device is greatly improved, the expansion frame can be rapidly installed on a drying box through the arrangement of the locking mechanism, meanwhile, automatic sealing butt joint of expansion drying pipelines can be completed, and the drying efficiency is improved. And the installation efficiency of the device is greatly improved.

The present application provides a kind of diuron granule moisture drying device, it is related to drying device technical field, including drying frame body and quartz heating tube, quartz heating tube is arranged on the inner wall of drying frame body, bottom support is arranged below the inside of drying frame body, the central position of bottom support top is equipped with heat dissipation cylinder, the bottom support top of heat dissipation cylinder outside is rotatably equipped with inner spiral and outer spiral, the diameter of inner spiral is less than outer spiral, hollow ring is arranged on the bottom support between inner spiral and outer spiral, clearance is left between the lower end of hollow ring and bottom support, the inside of drying frame body is equipped with rotating shaft.The slow rotation of inner spiral and outer spiral can lift the material originally located at the bottom to the upper, and drop from the upper end of hollow ring to the bottom, so circulation, not only can realize the mixing of material horizontal direction, but also can realize the mixing of up and down position, avoid the material located at the bottom is always not lifted, cause the problem of the material temperature of bottom to be too high.

An installation (1) for crystallizing and drying granular polymer material with a low level of crystallinity comprises: - a crystallization hopper (10), in which the granular polymer material is maintained in an agitated state and is processed with a first gas flow which is heated to a first temperature; - a heating hopper (20) which is arranged downstream of the crystallization hopper (10) and in which the crystallized granular polymer material is heated to a second temperature which is greater than the first temperature, - a drying hopper (30) which is arranged downstream of the heating hopper (20) and in which a predefined level of pressure reduction is maintained to dry the granular polymer material, and - a supply hopper (40) which is arranged downstream of the drying hopper and which is provided to supply a transformation machine (100) with the granular polymer material.

A centrifugal pellet dryer system includes a centrifugal dryer, a blower to generate counter-current airflow across the centrifugal dryer, damper(s), moisture sensor(s), airflow sensor(s), processor(s), and a memory. The processor(s) continuously monitor (i) the airflow across the centrifugal dryer via the airflow sensor(s), (ii) the moisture level of the pellets via the moisture sensor(s), (iii) a blower motor load, and (iv) a centrifugal dryer motor load. The processor(s) determine whether the airflow falls below a predetermined threshold, and responsive to such determination, automatically initiate a water and / or air spray to reduce fines within the centrifugal dryer. The processor(s) continuously compare the moisture level of the pellets to predetermined threshold(s), and dynamically adjust the damper(s) and / or the blower motor load, thereby adjusting the moisture level of the pellets. The processor(s) continuously determine whether the slurry requires additional or less water, and automatically adjust water to the slurry based on such determination.

A gas-particle processor for contacting a particle stream with a gas stream comprising: a chamber; at least one gas inlet to introduce gas into the chamber, the gas forming an acceleration gas stream and a main gas stream in the chamber; a particle feeder in fluid communication with a particle inlet to introduce a particle stream into the gas; and a separator to separate the acceleration gas stream from the main gas stream in at least part of the chamber, wherein the acceleration gas stream has a higher average velocity than the main gas stream to form a curtain of the particle stream having an upstream edge and a downstream edge; and a particle outlet for receiving the curtain of the particle stream.

An object of the present disclosure is to provide a dehumidification drying system for a synthetic resin molding material, the system being capable of suppressing energy loss and improving energy efficiency. The dehumidification drying system 1 comprises a drying hopper 2 for storing a synthetic resin molding material in its inside; dehumidifiers 8 for producing dry air to be supplied to the drying hopper 2; a cooler 13 for cooling humidified air that is supplied from the drying hopper 2 to the dehumidifiers 8 after being used to dry the synthetic resin molding material in the drying hopper 2; and a heater 13. The cooler 13 is configured to cool humidified air by heat exchange with outside air. The outside air having an elevated temperature as a result of heat exchange with the humidified air in the cooler 13 is heated by the heater 13 and supplied as regenerating gas for the adsorbent to the dehumidifiers 8.

A process for manufacturing a silicon particulate material comprising: comminuting silicon to produce silicon particulate material, rinsing the particulate material with deionized water, and cleaning a surface of the particulate material comprising submerging a perforated polymer basket containing the particulate material in separate baths comprising: optionally submerging in one or more vessels containing a mixture comprising caustic detergent and high purity deionized water at a pH ≥ 10, submerging in one or more vessels containing a mixture comprising one or more acids, submerging in one or more vessels containing high purity deionized water, optionally submerging in a vessel containing a mixture comprising ozone and high purity deionized water, and submerging in one or more vessels containing high purity deionized water at a temperature of ≥20°C. The process may further comprise transferring the silicon particulate material to a vibratory sieving conveyor. A silicon particulate material is defined, comprising; a polycrystalline structure, a particle size distribution of range ≥3 mm and ≤75 mm, an average aspect ratio of ≤1.55, and a combined surface impurity and bulk impurity of total iron impurity of ≤20 pptw, total nickel impurity of ≤4 pptw, and total copper impurity of ≤4 pptw.

The invention belongs to the technical field of compound fertilizer preparation, and particularly relates to potassium sulfate compound fertilizer and a preparation method thereof, and potassium sulfate compound fertilizer preparation equipment, the potassium sulfate compound fertilizer preparation equipment comprises a connecting frame, a drying box, an air blower and a partition plate, the connecting frame is located on the upper side of the drying box, and the drying box is located on the upper side of the air blower; the potassium sulfate compound fertilizer preparation equipment comprises a partition plate, a bearing part is connected to the partition plate, an air guide arc plate is rotatably connected to an air blower, the bearing part is slidably connected to the partition plate, and two compression springs are fixedly connected between the partition plate and the bearing part. The technology comprises the following steps that 1, potassium sulfate, urea and attapulgite raw materials are crushed and then screened, screened raw material particles fall into a drying box, and too large or too small particles are removed to guarantee follow-up drying and sorting uniformity; and raw material particles which are not completely dried inside can be screened out, and the finished product effect is guaranteed.

The invention relates to an expanded thermoplastic polyurethane formed from isocyanate, compound with molar mass from 500 to 10 000 g / mol that is reactive towards the isocyanate, and chain extender, where conventional additional substances can also be present, the hard phase content of the thermoplastic polyurethane is in the range from 0.1 to 0.95, and the hard phase content is defined as follows: hard phase content = formula (I), where MKVx is molar mass of the chain extender x in g / mol, mKVx is mass of the chain extender x in g, MIxo is molar mass of the isocyanate used in g / mol, mges is total mass of all of the starting materials except additional substances, k: is the number of chain extenders, and the chain extender is a diol having from 5 to 10 carbon atoms, a mixture of at least two diols where at least one diol has from 4 to 10 carbon atoms and all of the other diols have from 2 to 10 carbon atoms, a mixture of at least one diol having from 4 to 10 carbon atoms with at least one diamine, or a mixture of at least one diol having from 4 to 10 carbon atoms with an aminoalcohol. The invention further relates to a process for producing the expanded thermoplastic polyurethane and to a process for producing a moulding therefrom.

The present invention relates to an apparatus (1, 1a, 1b) for drying and / or cooling bulk material, specifically crystalline sugar and / or sugar substitutes, in particular crystalline sugar and / or at least one sugar substitute having an average crystal size of between 0.2 mm and 1.5 mm, preferably between 0.4 mm and 1 mm, the apparatus comprising an elongate hollow body (10) which is rotatable about a longitudinal axis (L) and has a receiving space (102) for receiving the bulk material, and comprising a stationary discharge housing (20) which has a discharge device (200) for discharging (A) the bulk material from the hollow body (10), wherein the receiving space (102) of the hollow body (10) contains internal fittings (103) for at least partially entraining the bulk material while the hollow body (10) rotates about the longitudinal axis (L), and an end portion (104), next to the discharge housing (20), of the hollow body (10) has lifting elements (105) for lifting the bulk material in order to discharge (A) it. According to the invention, the discharge device (200) projects axially into the hollow body (10) and has an upwardly open filling opening (201) located above the longitudinal axis (L) of the hollow body (10).

An object is to provide a drying method for continuous processing under reduced pressure, which affords high drying efficiency by bringing about an ideal fluidized state of a process product, the method including, with a median diameter (D50) of a granular starting material ranging from 1 μm to 1000 μm and under reduced pressure at an absolute pressure of 4 to 30, performing a drying treatment by fluidizing the granular starting material, through heating with a heating medium at a temperature 15 to 120° C. higher than the boiling point of a solvent in the granular starting material under the above reduced pressure.

The present invention relates to the technical field of aluminum oxide preparation, and specifically to a conveying system for aluminum oxide screening, comprising a support seat, a conveying cylinder is fixedly mounted on the support seat, a discharge cone barrel is fixedly mounted on the lower end surface of the conveying cylinder, and a conveying mechanism for dividing the aluminum oxide into multiple channels for transportation is arranged on the conveying cylinder. The conveying system for aluminum oxide screening, through the cooperation of a conveying mechanism, a conversion mechanism and a drying mechanism, adopts an integrated operation model of transportation, spreading and drying to complete the drying and conveying of the aluminum oxide, realizes rapid sealed conveying, effective drying and humidity control of the aluminum oxide particles, and the drying and conveying are carried out simultaneously, and moisture is removed in time during the falling process of the particles, shortening the drying time and improving the overall production efficiency.

A metal powder drying device utilizing a plurality of plates containing a heater, comprising: a drying oven containing raw metal powder used for the manufacture of a secondary battery; a heating unit provided on the side of the drying oven for heating the drying oven, comprising several plates; a raw material feed unit connected to the upper part of the drying oven for introducing the raw metal powder; a stirring unit installed in the drying oven for stirring the raw metal powder; a drive unit installed on the upper section of the metal powder drying device, providing a speed for the stirring unit;and a control unit that controls the heating unit, the stirring unit, the drive unit, and a heat generation quantity of each of the multiple plates based on each of the values ​​measured by the temperature sensor; the plate includes within it a heater for power consumption and heat generation and a temperature sensor for measuring the temperature of the plate and transmitting a measured value to the control unit; the heating unit comprises: a first heating unit comprising multiple plates in the center of a bottom surface of the drying oven; a second heating unit comprising multiple plates along an outer surface of the first heating unit at the bottom of the drying oven; and a third heating unit comprising multiple plates circumferentially on an outer side surface of the drying oven.

The invention relates to the technical field of aluminum oxide preparation, in particular to an aluminum oxide screening conveying system which comprises a supporting seat, a conveying cylinder is fixedly mounted on the supporting seat, a discharging conical barrel is fixedly mounted on the lower end face of the conveying cylinder, and a conveying mechanism for conveying aluminum oxide in multiple channels is arranged on the conveying cylinder. According to the conveying system for aluminum oxide screening and filtering, the conveying mechanism, the switching mechanism and the drying mechanism are used in cooperation, an integrated operation model of conveying, material spreading and drying is adopted for completing component drying and conveying of aluminum oxide, rapid sealed conveying, effective drying and humidity control of aluminum oxide particles are achieved, drying and conveying are conducted synchronously, and the drying efficiency is improved. And moisture is removed in time in the particle falling process, the drying time is shortened, and the overall production efficiency is improved.