34results about How to "Efficient granulation" patented technology

The invention relates to a street fallen leaf recycling system and a using method thereof. The street fallen leaf recycling system comprises a vehicle shell, a plurality of suction pipes are connected to the bottom of the vehicle shell, a draught fan and a control system are arranged on the top of the vehicle shell, and a drying device, a smashing device, a stirring device, a granulating device and a storage box are connected into the vehicle shell; the draught fan controls the suction pipes to discharge sucked garbage into the drying device to be dried, the crushing device crushes the garbage discharged out of the drying device to form powder, the powder is introduced into the stirring device to be humidified and stirred, and the fully stirred powder is introduced into the granulating device to generate fine particles. The storage box is used for storing the particles, the storage box is connected with a discharging system, the discharging system can discharge the particles out of the vehicle shell to serve as fertilizer, fallen leaves can be recycled and reused through the fallen leaf recycling device, the utilization efficiency after collection is improved, meanwhile, resources are saved, the sweeping efficiency is improved, and the labor cost is reduced.

The invention relates to a method for promoting the granulation of flocculent activated sludge by applying nano magnet. The method comprises the following steps: mixing the flocculent activated sludge, the nano magnet and sewage; promoting the granulation of the flocculent activated sludge by interaction between the nanodots and the flocculent activated sludge; performing the granulation process at room temperature according to a cycle, and sufficiently aerating within each cycle. According to the method disclosed by the invention, the granulation process of the activated sludge can be effectively shortened; by adding a small amount of the nano magnet, the granulation time of the sludge can be effectively shortened and the cost is low; in addition, obtained particles are denser and better in stability. The method disclosed by the invention has the advantages of simple process, mild reaction conditions, safety and no toxicity to environment and facilitation for engineering application; the method can be performed at normal temperature and normal pressure.

The present invention relates to a formaldehyde-adding-free urea granulation process. According to the formaldehyde-adding-free urea granulation process, when large formaldehyde-free urea particles are produced, a 75-99% (wt) urea solution is conveyed into a granulator without the addition of a formaldehyde solution, granulation is performed through a atomized fluidized bed granulation process, and drying and cooling are performed to prepare the large particle urea, wherein the urea-dust-containing air discharged during the production process is respectively subjected to standard dry dust removing treatment and standard wet dust removing treatment at a normal temperature under a normal pressure. According to the present invention, the nitrogen content of the obtained large-particle formaldehyde-free urea can be up to 46.5% and is superior to the national standard of urea (GB2440-2001) (excellent grade), and the obtained large-particle formaldehyde-free urea can completely and simultaneously meet industrial uses and agricultural uses, can be directly used for vehicle urea, and has characteristics of large particle, uniform particle, low Biuret content, high particle strength, good fluidity, breaking resistance, caking resistance, easy storage, and easy use.

A toner manufacturing method that allows production of toner having desired characteristics with stability in accordance with fusion emulsification technique for obtaining a toner by granulating a resin kneaded product while dispersing it in an aqueous medium. A resin kneaded product containing at least a binder resin and a colorant is mixed with a dispersant / water-containing aqueous medium. The resultant admixture is stirred by an stirring apparatus including a screen with an admixture discharge hole disposed internally of a vessel and a rotor disposed in an stirring space created by the screen.

The invention provides a biomass particle intelligent manufacturing system and a granulation method. The biomass granule intelligent manufacturing system includes: a core casing; a granulator, including a granulation die and a driving unit, the driving unit is assembled in the core casing, and the granulation die is arranged at the front end of the core casing and is connected with the driving unit; The buffer silo is installed on the top of the core casing. The discharge port of the buffer silo is connected to the feed port of the pelletizing die through the vibrating screen; the intelligent control mechanism is connected to the pellet machine and the buffer silo for calibrating the pellet machine. and various parameters of the buffer silo, and monitor the working process of the pellet machine and the buffer silo. The system can intelligently monitor the granulation process of the granulator, and can reasonably calibrate parameters such as the size and moisture of the raw materials entering the granulator from the buffer silo, thereby improving the adaptability of the system to raw materials, and can omit the traditional granulation system. The fine powder process can reduce the dust pollution and noise pollution in the granulation process.

The invention provides an ore granulation device and method with adjustable inclination angle and rotational speed, belonging to the technical field of metal ore granulation. The device includes a granulation drum, a partition, a fixed knob, a trapezoidal keel, a rotating support platform, an angle scale, an angle adjustment bracket, an angle adjustment knob, a threaded screw, a main rotating roller, a slave rotating roller, a variable speed motor, a motor bracket, and a transmission devices, stainless steel brackets, leveling nuts, etc. Rotate the threaded screw to open and close the angle adjustment bracket, use the angle scale to observe and determine the current inclination angle, and realize the adjustable inclination angle of the granulation drum; the variable speed motor is connected with the lateral support roller through the transmission system to drive the granulation drum to rotate ; There is a keel inside the granulation drum to improve the efficiency of granulation rolling and granulation; there is an axial support roller inside the rolling guide to ensure that the granulation drum does not move axially during rotation. The structure of the device is simple, the method is practical and convenient, and it can carry out high-efficiency granulation of ore under actual working conditions such as different inclination angles and different speeds.

The invention provides a method and device for preparing a tar cracking catalyst through liquid blast furnace slag granulation. The device is characterized by comprising a conical granulating device, a spraying device and an overflow type water cooling wall, iron ore powder with the mass fraction of 10%-20% is added to slag before granulation, the slag extends on the surface of the conical granulating device to form a film in the granulating process, the film is air-quenched into small particle drops under the effect of a high-pressure jet flow, then bumps with crushing blades for secondary crushing, is further air-quenched and granulated by a spirally rising airflow and finally falls onto the surface of the overflow type water cooling wall to perform heat exchange with a flowing water film for cooling. The device is compact in structure, integrates centrifugal granulation, mechanical crushing, air quenching and water cooling modes and can achieve efficient granulation and rapid heat exchange of liquid slag, and no mutual bonding occurs in the granulated slag output process. The slag granulating rate is 90% or above by adopting the method, a surface pore structure is developed, the active component content is high, and the tar cracking catalyst is an efficient biomass tar cracking catalyst.

The invention discloses a high-efficiency and environment-friendly type straw particle processing machine. The high-efficiency and environment-friendly type straw particle processing machine comprisesa bottom plate, wherein a gear box is fixedly arranged at one side of the upper surface of the bottom plate; a main shaft box is arranged at the top end of the gear box through a fixed seat; a material charge bin is fixedly arranged at the upper surface of the main shaft box; a main shaft is arranged in the middle part of the bottom part of the interior of the main shaft box; a material feed hopper is arranged at one side of the upper surface of the material charge bin; the main shaft penetrates through the main shaft box, and extends into the gear box; a first connecting roll and a second connecting roll are fixedly arranged at one end of the main shaft. The high-efficiency and environment-friendly type straw particle processing machine has the advantages that by arranging a stirrer, a material is uniformly fed, so that the blockage of the equipment by the fed material is prevented, and the processing efficiency is improved; by arranging an energy recycling device, the heat energy ofair can be recycled, the loss of heat energy resources is prevented, and the secondary pollution to environment by the exhaust of hot air is avoided; more energy-saving and environment-friendly effects are realized, the blockage of the equipment is prevented, the straw particles are quickly discharged, and the equipment processing is more efficient.

Disclosed is a dry type centrifugal granulation and waste heat recycling and utilization system for liquid molten slag, comprising a molten slag temporary storage and flow rate control module (1), a molten slag centrifugal granulation and waste heat recycling module (2), a molten slag moving bed heat exchange and waste heat recycling module (3), and a high-temperature air waste heat utilization module (4). The system comprises a water vapor procedure, an air procedure, an exhaust gas procedure and a slag procedure and the corresponding devices therefor. By means of the design of the aforementioned modules and the various medium procedures, the efficient granulation of the liquid molten slag and the efficient recycling and utilization of heat can be guaranteed.

The invention relates to a urea granulation process without adding formaldehyde. When producing large granules of formaldehyde-free urea, 75-99% (wt) urea solution is sent to a granulator without adding formaldehyde solution, and is granulated by an atomized fluidized bed granulation process, and is obtained after drying and cooling Large granular urea. The air containing urea dust discharged during the production process is treated with dry and wet dust removal methods under normal temperature and pressure. The nitrogen content of the formaldehyde-free large-grain urea obtained by the present invention can be as high as 46.5%, which is superior to the national urea standard (GB2440-2001) for high-grade products, can completely meet the industrial and agricultural uses at the same time, and can be directly used for vehicle urea. And the particles are large, uniform, low biuret content, high particle strength, good fluidity, not easy to break and not agglomerate, easy to store and apply.

The invention relates to the technical field of one-step granulation, and discloses a one-step granulation system for ultrafine powder, including a spray fluidization chamber, and an air distribution plate is arranged below the screen at the bottom of the spray fluidization chamber, and the spray The upper part of the fluidization chamber is provided with an air induction chamber, and the top of the spray fluidization chamber is provided with a through hole communicating with the air induction chamber. The through hole is connected with a titanium rod filter, and the center of the through hole is provided with a nozzle. One end is connected to the compressed air blowback device; the air distribution channel formed by the air flow distribution plate and the air flow distribution plate surface of the fluidized bed present a channel angle of 30-60°, thereby changing the direction of the air intake, increasing the wind speed, and simultaneously entering the air The whole is rotating, which is conducive to improving the uniform state of fluidization; the pore size of the titanium rod filter is 0.1-10 µm, which can effectively block ultra-fine dust and reduce leakage of materials; The dust accumulated on the titanium rod filter is dusted off to improve the granulation efficiency of the powder.