82results about "Granular material drying" patented technology

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 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.

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.

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.

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 present disclosure relates to technology for hybrid drying of industrial goods. Specifically, technology is described by means of which the thermal and electrical efficiency of a hybrid drying system can be improved. An aspect of the present disclosure relates to a method for energy-efficient hybrid drying of industrial goods such as raw materials, the drying method comprising the steps: - providing a wet product; - preconditioning the product by successively exposing it to a first air circulation circulated through a first air circulation device, and a second air circulation circulated through a second air circulation device; - hybrid drying the product by simultaneously exposing it to microwaves generated by a microwave drying device and a third air circulation circulated through said microwave drying device; - whereby the second air circulation comprises the spent first air circulation that is warmed up and dehumidified using a heat pump system such that the second air circulation has a lower relative humidity and a higher temperature than the first air circulation; - whereby the first air circulation comprises the spent third air circulation, that is warmed up and humidified in the microwave drying device such that the first air circulation has a higher relative humidity and a higher temperature than the third air circulation.

In order to capture and divert a significantly larger percentage of SCG generated on a daily basis, the present system, method and apparatus processes SCG right at the source of a bulk of SCG generation, namely the many tens of thousands of coffee shops around the world. In an aspect, there is provided a system, method, and apparatus for promptly dewatering collected SCG, and efficiently drying the SCG to a sufficiently low level of moisture content to stabilize the SCG for further processing. In an embodiment, the dewatered and dried SCG is collected within a predetermined number of hours for processing at a central processing facility, where the SCG is further processed into one or more high quality food grade ingredients for potential human consumption.

The invention relates to a method for heating granular rock material (1a, 1b) in a dryer (2, 3) in which the rock material (1a, 1b) is heated using a hot gas flow (4a, 4b). The hot gas flow (4a, 4b) is generated using thermal energy (6) which has previously been stored in a heat accumulator (5). Using a heat accumulator for generating the hot gas flow makes it possible to heat the rock material with energy which could not be supplied to any other use at the time of its availability and which may otherwise have been wasted due to the lack of other storage possibilities. As a result, emissions from heating the rock material can be avoided, and the CO2 balance can be significantly improved.

A cathode material integrated processing device, which dries, applies, and heat-treats a cathode material, according to an embodiment of the invention includes a support frame, a chamber part including a cylindrical body configured to accommodate the cathode material and a thick plate coupled to each of both ends of the cylindrical body to seal both the ends of the cylindrical body and configured to fix the cylindrical body to an upper portion of the support frame, a heating part disposed in each of the outside the cylindrical body and the outside the thick plate of the chamber part to heat the chamber part, a spray part including one or more nozzles, which is disposed between an upper portion and one side of the cylindrical body of the chamber part and is inserted in a longitudinal direction of the cylindrical body to spray a coating liquid to the cathode material within the chamber part through a gas, a stirring part rotatably disposed inside the cylindrical body of the chamber part to stir the cathode material within the chamber part, a driving part connected to one side of the stirring part and rotatably disposed at one side of an upper portion of the support frame to rotate the stirring part, and a control part configured to control the heating part, the spray part, and the driving part.

A plant for drying granular polymer material comprises a hopper, in which granular polymer material is dried, and a process gas circuit which is configured to supply a process gas to the hopper in order to dry the granular polymer material.

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 storage hopper 4 for storing a synthetic resin molding material, a drying hopper 2 for accommodating the synthetic resin molding material, a dehumidifier 8 for producing dry air to be introduced into the drying hopper 2, and a cooler 13 for cooling humidified air that has been used to dry the synthetic resin molding material in the drying hopper 2 and is introduced from the drying hopper 2 to the dehumidifier 8. The cooler 13 is configured to cool the humidified air by heat exchange with outside air. The storage hopper 4 is configured to preheat the synthetic resin molding material therein through the introduction of preheating gas. At least a portion of the outside air having an elevated temperature as a result of heat exchange with the humidified air discharged from the cooler 13 is transported to the storage hopper 4 as preheating gas.

The electromagnetic material drying device comprises a frame body, two material drying modules and two microwave modules. The material drying module is provided with rollers and a spiral blade arranged in the rollers, the rollers are arranged on the frame body and are arranged in an up-and-down stacking manner, the microwave module is provided with a microwave driver and a waveguide connected with the microwave driver, the microwave driver is arranged at one end of each roller, and the waveguide is positioned in each roller and surrounded by the spiral blade; and the wave guide tube transmits the electromagnetic wave generated by the microwave driver into the roller. Therefore, according to the electromagnetic material drying device, the plastic contained in the roller is pushed backwards through the spiral blades, in order to enable electromagnetic waves to evenly irradiate all the plastic, the material turning blades are arranged at different angles, the electromagnetic waves can be evenly dispersed, the drying effect is improved, and the drying speed is increased.

A cathode material integrated processing device, which dries, applies, and heat-treats a cathode material, according to an embodiment of the invention includes a support frame, a chamber part including a cylindrical body configured to accommodate the cathode material and a thick plate coupled to each of both ends of the cylindrical body to seal both the ends of the cylindrical body and configured to fix the cylindrical body to an upper portion of the support frame, a heating part disposed in each of the outside the cylindrical body and the outside the thick plate of the chamber part to heat the chamber part, a spray part including one or more nozzles, which is disposed between an upper portion and one side of the cylindrical body of the chamber part and is inserted in a longitudinal direction of the cylindrical body to spray a coating liquid to the cathode material within the chamber part through a gas, a stirring part rotatably disposed inside the cylindrical body of the chamber part to stir the cathode material within the chamber part, a driving part connected to one side of the stirring part and rotatably disposed at one side of an upper portion of the support frame to rotate the stirring part, and a control part configured to control the heating part, the spray part, and the driving part.

The invention discloses drying equipment and a drying method for drying agent production and processing, and belongs to the field of drying equipment for drying agent production and processing, the drying equipment structurally comprises a plurality of drying boxes arranged side by side, a suspended rotary hot air drying and screening mechanism is arranged in a drying chamber, the drying efficiency of a drying agent is effectively improved, and the drying efficiency of the drying agent is effectively improved under the effect of intermittent or continuous rotation. The granular drying agent can continuously change the position in the material drying and screening barrel so as to be heated in all directions; in the drying process, waste materials in the granular drying agent are thrown out through the material drying and screening barrel in a rotating mode and finally fall into the waste material groove opening, recycling and cleaning work of workers is facilitated, and compared with the prior art, the drying machine has the advantages of being low in energy consumption, high in efficiency, low in cost and small in equipment occupied area. And the material drying and screening barrels are connected to the bottom face of the driving base in a magnetic attraction clamping mode, and dismounting or overhauling work of workers is facilitated.

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.

This invention discloses a dehydration and drying apparatus and method for the production of bromochlorohydantoin, relating to the field of centrifugal dehydration technology. The invention includes a dehydration tank, inside which a centrifuge cylinder is rotatably mounted. Inside the centrifuge cylinder are two sets of pressure rings, with a multifunctional inner disc clamped between the two sets of pressure rings. The multifunctional inner disc consists of two sets of conical discs and a central tube, with the two sets of conical discs symmetrically distributed about the central tube. A sponge liner is disposed between the multifunctional inner disc and the centrifuge cylinder. This invention utilizes the multifunctional inner disc and conduit configuration, employing the alternating raising and lowering of the upper and lower conduits to achieve sponge liner switching. When the upper conduit descends, the sponge liner is twisted together using a bag-tying method, and combined with the use of the pressure rings, initial squeezing and drying of the sponge liner is achieved. Then, hot air is injected through the lower conduit for secondary drying of the sponge liner. This allows for alternating use and drying of the sponge liner, improving dehydration and drying efficiency.

The invention discloses vacuum drying equipment for particles with ultralow water content, relates to the technical field of particle drying, and solves the problems that existing wet particles with higher-level drying requirements are low in drying efficiency, and the large-batch drying requirement is difficult to meet. The drying device is a multi-stage continuous drying device and specifically comprises a drying furnace body, a built-in heater and a multi-stage transfer drying device, a feeding port is formed in the upper portion of the drying furnace body, and a discharging port is formed in the bottom of the drying furnace body; the multi-stage conveying and drying device is a plurality of layers of material conveying belt plates which are arranged in the drying furnace body, the upper ends and the lower ends of every two adjacent layers are arranged in a staggered mode, the uppermost layer is a first-stage material conveying belt plate matched with the feeding port, the lowermost layer is a material distributing material conveying belt plate, and one end of the material distributing material conveying belt plate is a discharging end matched with the discharging port; the other end of the material conveying belt plate is a material lifting end connected with a material lifting device, and materials on the material distributing material conveying belt plate are lifted to the first-stage material conveying belt plate through the material lifting device, so that circulating drying treatment is achieved.

The invention relates to a method for recycling plastic packaging, said method comprising the following method steps: (a) delivering the packaging, preferably in bale form, (b) sorting the packaging, (c) comminuting the packaging into flakes (12), (d) a washing step, (e) drying the flakes (12) with dry hot air, (f) sorting the flakes, and (g) granulating the flakes (12) in an extruder. The flakes (e) are dried in a silo (11) having a withdrawal cone (15), the drying air (19) is blown into the silo (11) via a main flow (23) and a nozzle flow (25), and the nozzle flow (25) is blown in the form of pressure pulses into the silo (11) in a temporally and spatially limited manner via a plurality of air nozzles (27).

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.

The invention relates to the technical field of drying equipment, and particularly discloses polyester chip crystallization drying equipment which comprises a drying cylinder, a feeding port and an exhaust port are formed in the drying cylinder, a discharging pipe and an air inlet pipe are further arranged at the bottom of the drying cylinder, an annular cylinder is arranged in the drying cylinder, and a sealing plate with air holes is arranged at the bottom of the annular cylinder in an up-down sliding mode. A layering module is further arranged on the drying cylinder and comprises a bearing unit and a layering unit; the bearing unit comprises a fixed cylinder fixedly arranged in the drying cylinder, a lifting frame vertically and elastically slides on the outer side of the fixed cylinder, the lower end of the lifting frame abuts against the annular cylinder, and a communicating cavity is formed between the lifting frame and the drying cylinder. The drying device has the beneficial effects that when upper-layer small-particle-size materials are completely dried, the bottoms of the small-particle-size materials are completely sealed, hot air enters the communicating cavity after passing through the lower large-particle-size materials and is finally exhausted from the exhaust port till the lower large-particle-size materials are completely dried, and the small-particle-size materials can be effectively prevented from being excessively dried.

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.

The application discloses a high-efficiency preparation device and method for nylon master batches, and relates to the technical field of nylon production. The device comprises a drying box, a rotating plate is arranged in the drying box, a filter screen plate is fixedly arranged in the mixing box, a sleeve shaft is rotatably arranged in a circular hole in the upper end of the mixing box, a rotating roller is arranged on the fixing frame, a transmission shaft is rotatably arranged in a circular hole in one end of the sleeve shaft, an external spline is arranged on the other end of the transmission shaft, an internal spline is arranged on the other end of the sleeve shaft in correspondence with the position of the external spline, a condensation mechanism is arranged in the drying box to condense and collect water in the air in the drying box, and a conveying mechanism is arranged in the storage box to dry the nylon particles multiple times.

This apparatus is capable of washing a powdery object to be treated, which comprises a polymeric organic compound, with washing liquid and drying the object to be treated, and is provided with: a container; a rotatable agitating blade that is disposed in the container; a filter that is disposed in the container and capable of separating the object to be treated and the washing liquid; a heater that is disposed in the container and capable of heating the interior of the container; and a control device that rotates the agitating blades during washing and drying of the object to be treated and activates the heater during drying of the object to be treated. The container has: a container body; an object-to-be-treated supply pipe that communicates with the interior of the container body and is capable of supplying the object to be treated; a washing liquid supply pipe that communicates with the interior of the container body and is capable of supplying the washing liquid; a treated object discharge pipe that communicates with the interior of the container body and is capable of discharging the treated object; and a washing liquid discharge pipe that communicates with the interior of the container body and is capable of discharging the washing liquid. The filter is provided in the container body and located upstream of the washing liquid discharge pipe.

A kind of start sealed counterflow dryer belongs to feed processing equipment technical field, including bunker, material collecting hopper and support, the upper portion of the bunker is equipped with feed inlet and air extraction port, inside is equipped with bin position sensor, side wall is equipped with window and control panel, bottom is material leakage screen;The support is equipped with the horizontal frame of bearing bin and the horizontal frame of bearing screen;Bunker is installed on the horizontal frame of bearing bin, material leakage screen is installed on the horizontal frame of bearing screen, the lower surface of the material leakage screen is closely installed with sealing mechanism, the sealing mechanism is formed by the left and right two sealing plates with same structure, the material collecting hopper includes split horn funnel, middle layer four pyramid horn funnel and four prism discharge port;The opening edge of upper split horn funnel is fixed on the bracket leg below the horizontal frame of bearing screen;Its beneficial effect is that the sealing plate is closely attached to the material leakage screen to seal the bunker bottom, prevents the air below the bunker bottom from entering, so that the air extractor dries all the feed particles in the bunker, greatly improves the production efficiency.

The plant (1) for wood machining, comprises: - a plurality of user points (2) with a respective exhaust duct (3) of the fumes to be filtered (Fl); - at least one piece of equipment (4) comprising at least one hollow filtering chamber (5) defining at least one internal volume (5a) and comprising filtering means (7) of the fumes to be filtered (Fl) to obtain filtered fumes (F2) housed at least partly in the internal volume (5 a), the filtering chamber (5) being provided with: - one inlet port (8) and one outlet port (9) of woody material (M); - at least one introduction opening (6) of the fumes to be filtered (Fl) communicating with the exhaust ducts (3); - at least one evacuation opening (10) of the filtered fumes (F2) towards the outside; the fumes (Fl, F2) drying the woody material (M) in its passage the the inlet port (8) towards the outlet port (9).

The invention relates to the field of chemical production, in particular to a dipotassium phosphate compound fertilizer production system which comprises a pulverizer, a stirrer, a granulator, dehumidification equipment, a dryer, a cooler, a coating machine and packaging equipment. And the upper rotating plate is rotationally connected with a dehumidification outer cylinder, a dehumidification inner cylinder is arranged in the dehumidification outer cylinder, a discharging cavity is formed between the dehumidification outer cylinder and the dehumidification inner cylinder, and filtering holes are formed in the dehumidification outer cylinder and the dehumidification inner cylinder. The dehumidifying outer cylinder is rotated to a designated position, a gear ring on the dehumidifying outer cylinder is engaged with a gear, a motor operates to drive the gear to rotate, the gear ring drives the dehumidifying outer cylinder to rotate, and dehumidification is performed through centrifugal force generated by rotation, so that the drying time of the dryer is shortened, and abrasion among fertilizer particles is reduced; the influence on the body health of production personnel due to more dust generated by the compound fertilizer production system in the later period is avoided.

Moisture sensors for measuring the moisture content of a sample of granular material can include a vibration generator that vibrates the sample to reduce inter-granular voids within the sample and increase the bulk density of the sample. The moisture sensors may include a weighing device that weighs the sample so that the actual bulk density of the sample can be calculated based on the actual weight of the sample, with the actual bulk density being used to determine the moisture content of the sample.

A method for producing resin particles includes drying resin particles in a wet state by passing, without circulating, the resin particles through a drying tube together with a first gas, the resin particles being ones that undergo pressure-induced phase transition. The drying tube has an inlet through which the resin particles are fed into the drying tube, at least one gas blowhole through which a second gas is blown over the resin particles passing through the drying tube, and an outlet through which the resin particles are ejected from the drying tube, and the second gas is blown out of the gas blowhole at a velocity of 50 m / s or more.