17results about "Purification by physical means" patented technology

The present disclosure relates to a process and an equipment for the clarification of syrup. The process for the clarification of the syrup is simple, efficient and requires less retention / processing time. The process for the clarification of the syrup is flexible, reduces capital cost and operating costs, increases productivity, yields consistent product quality and can be easily scaled up. The equipment of the present disclosure has a simple and compact design and requires a small footprint area and a low capital cost.

The present invention relates to methods to produce crystalline lactose, more specifically lactose obtained from a biotechnological production process.

The invention discloses a white granulated sugar juice filtering device and a filtering method thereof.The white granulated sugar juice filtering device comprises a filtering cartridge, a filtering assembly is connected to the interior of the filtering cartridge, a lifting assembly is connected to the exterior of the filtering cartridge, and a cleaning assembly is connected to the upper end of the filtering cartridge. The filter screen cylinder can preliminarily filter white granulated sugar particles contained in the white granulated sugar juice, and the microporous filter membrane has a fine pore structure and can further filter out large particles, microorganisms and impurities in the white granulated sugar juice, so that the filtering effect on the white granulated sugar juice can be improved, and the quality of the white granulated sugar juice is improved. The filtering device is used for solving the problem that white granulated sugar juice is difficult to filter more thoroughly due to the fact that only a common filter screen and a filter screen cylinder are adopted in a comparative patent. By arranging the lifting assembly, the servo motor drives the screw rod to rotate, so that the ball nut seat, the top plate, the filter screen cylinder and the microporous filter membrane are driven to lift, and the filter screen cylinder and the microporous filter membrane are conveniently taken out for thorough cleaning.

The present disclosure provides an equipment and a process for the clarification of feed juice. The equipment offers a compact design with reduced capital and operational costs, requiring a low residence time that minimizes sucrose inversion and heat loss, thereby enhancing clarification efficiency. The process for feed juice clarification requires minimal retention time, ultimately delivering a simplified and cost-effective solution for the cane sugar industry.

The invention relates to a process for treating lignocellulosic biomass, comprising - a) a step of impregnating the biomass with a liquor to obtain impregnated biomass - b) a step of cooking the impregnated biomass, optionally accompanied by a steam explosion, to obtain pre-treated biomass - c) a step of enzymatic hydrolysis of the pre-treated biomass, to obtain hydrolyzed biomass in the form of sugar(s) - d) a solid / liquid separation step of the hydrolyzed biomass in the form of sugar(s) or of the hydrolyzed biomass in the form of sugar(s) and then treated in one or more further steps subsequent to step c) of enzymatic hydrolysis, in order to obtain a separated juice and an unconverted solid residue, - e) a step of recycling at least a part of said unconverted solid residue from step a) of impregnation and / or step b) of cooking. Figure for the abridged version: Fig. 1

The invention discloses an efficient clarification method for cane juice in cane sugar manufacturing. The method comprises the following steps: step 1, pretreatment; 2, preparing and adding a composite clarifying agent; step 3, gradient temperature control reaction; 4, efficient settling separation; step 5, fine filtration with a ceramic membrane; step 6, recycling filter residues; the method is high in clarification efficiency and good in clarification effect, the multistage clarification process of pretreatment-composite clarification-gradient temperature control reaction-settling separation-ceramic membrane refined filtration is adopted, the steps are standardized, parameters are clear, the gradient temperature control reaction is subjected to staged temperature control, the action efficiency of a clarifying agent and the stability of cane sugar are both considered, the clarification time is greatly shortened, and the quality of cane sugar is improved. The clarification efficiency is obviously improved; the compound clarifying agent can efficiently remove impurities such as colloids, pigments and suspended solids through the synergistic effect of all the components in combination with the gradient temperature control reaction, the clarity and purity of cane juice are greatly improved, and the compound clarifying agent is far superior to the existing process and can be directly used for producing high-quality white granulated sugar.

The utility model relates to the technical field of sugar manufacturing processes, and particularly discloses a neutralized juice curved screen which is characterized in that a first sugar juice overflow platform is connected with the right end of a first curved screen surface, a first juice outlet pipe is arranged at the right end of the first sugar juice overflow platform, and the end, away from the first sugar juice overflow platform, of the first juice outlet pipe communicates with a sugar juice input pipe; a first clear juice collecting box is arranged at the lower end of the first curved screen surface, an opening is formed in the bottom of the first clear juice collecting box, a trumpet-shaped connecting pipe is arranged at the opening, the large opening end of the trumpet-shaped connecting pipe is communicated with the first clear juice collecting box, and the small opening end of the trumpet-shaped connecting pipe is communicated with one end of a clear juice output pipe; the secondary curved screen comprises a second curved screen surface and a second sugar juice overflow platform, a second juice outlet pipe is arranged at the right end of the second sugar juice overflow platform, and one end, far away from the second sugar juice overflow platform, of the second juice outlet pipe is communicated with the other end of the clear juice output pipe; the section, communicated with the horn-shaped connecting pipe, of the clear juice output pipe is vertically arranged, and the section, communicated with the second juice outlet pipe, of the clear juice output pipe extends downwards at a 30-degree included angle with the horizontal plane.

The utility model discloses a suction filtration device for sucrose filtration. The suction filtration device comprises a sugar juice storage tank, a circulating cooling water tank and a plurality of suction filtration assemblies, the sugar juice outlet of each group of suction filtration assembly is communicated with the sugar juice storage tank through a pipeline; the cooling water outlet of each suction filtration assembly is respectively communicated with the water inlet pipeline of the circulating cooling water tank; the suction filtration assembly comprises a suction filter, a high-low vacuum tank, a condenser and a vacuum pump; a vacuumizing opening of the suction filter is communicated with a vacuum pump pipeline; an extraction opening of the vacuum pump is communicated with a condenser pipeline; a water inlet of the condenser is communicated with a water outlet pipeline of the circulating cooling water tank; and a water outlet of the condenser is communicated with a water inlet pipeline of the circulating cooling water tank. According to the device, the light conversion degree and the moisture of dry filter mud obtained after syrup suction filtration are reduced while the suction filtration efficiency and the treatment capacity are improved, the sugar recovery proportion is improved, and syrup waste is reduced.

The present invention relates to a method for producing crystalline lactose, more particularly lactose obtained from a biotechnological production process.

The utility model discloses a processing and deslagging device for white granulated sugar. The processing and deslagging device comprises a box body, a feeding pipe, a filtering structure I and a filtering structure II, the two ends of the top of the box are fixedly connected with feeding pipes, the first filtering structure is arranged at the upper end in the box, and the second filtering structure is arranged in the middle in the box. Compared with the prior art, the sugarcane juice filtering device has the advantages that through the arrangement of the first filtering structure and the second filtering structure, sugarcane juice is filtered twice through the filtering net cylinder and the curved filtering net plate, and the purity of subsequent produced white granulated sugar can be improved; meanwhile, residues left on the filter screen cylinder and the curved filter screen plate can be automatically scraped and discharged in real time, the filter screen cylinder is prevented from being blocked, sugarcane juice does not need to be precipitated in advance in the residue removal process, and the production efficiency is effectively improved.

The invention discloses a high-light-transmittance liquid sugar preparation method based on dynamic nano-film separation, and belongs to the technical field of sugar refining. According to the method, a dynamic nano-membrane separation technology is adopted, a raw sugar dissolving solution is directly subjected to decoloration and impurity removal through a multi-stage membrane filtration system, and liquid sugar with the light transmittance larger than or equal to 95% is prepared through a one-step method. Compared with a traditional activated carbon decolorization process, the process is shortened by 80%, and no chemical additive is left. A membrane assembly self-cleaning system and a flow dynamic adjusting technology are integrated, membrane pollution can be effectively avoided, and the separation efficiency is remarkably improved. The prepared liquid sugar is high in purity, stable in quality, green and environment-friendly in process, low in energy consumption, suitable for large-scale industrial production and wide in application prospect.

The invention relates to a sugar-free polyphenol sugarcane flavor water beverage, which is formed by mixing sugarcane aroma condensed raw water and sugarcane polyphenol raw water, and the production process comprises the following steps: squeezing sugarcane, filtering to obtain pretreated sugarcane juice, carrying out low-temperature high-vacuum distillation on the pretreated sugarcane juice, collecting condensed water, namely the sugarcane aroma condensed raw water, and simultaneously obtaining primary concentrated syrup; filtering the preliminarily concentrated syrup through a ceramic membrane, then adsorbing the preliminarily concentrated syrup through macroporous resin to obtain resin penetrating syrup and macroporous resin after adsorption, eluting the macroporous resin after adsorption with ethanol, and performing low-temperature high-vacuum distillation on eluent to remove ethanol to obtain sugarcane polyphenol raw water; and mixing the sugarcane aroma condensed raw water and the sugarcane polyphenol raw water. According to the present invention, the water content in the sugarcane is utilized at a high value, the processing additional value of the sugarcane resource is improved, the sugarcane polyphenol in the sugarcane is enriched and then added, the biological activity of the product is improved, and the prepared beverage has characteristics of no sugar, rich sugarcane characteristic aroma, rich sugarcane polyphenol, sugar control potential, clean ingredient and clean label.

The present invention relates to a method (1) for processing sugar beet to obtain a solid extrudate (30) and a liquid extrudate (40). This method (1) comprises the following steps in sequence: a) performing a cleaning step of a plurality of sugar beets (10); b) performing a dry griding step of the beets (10) in such a way as to obtain a ground mass (20) of these beets (10); C) performing a pressing step of the ground mass (20) directly obtained from the dry griding step b) in such a way as to obtain the aforesaid solid extrudate (30) and the aforesaid liquid extrudate (40), wherein said pressing step c) comprises at least double-screw pressing of the ground mass (20); d) performing a filtration step of the liquid extrudate (40) in such a way as to obtain a filtered liquid extrudate (50) substantially free of suspended solids; e) performing a thickening step of the filtered liquid extrudate (50) in such a way as to increase its sugar content titre.

The utility model discloses a sealed filter with anti -drop function, including the jar body that is equipped with filter jar and jar cover, the inside of filter jar is equipped with several vertical even arrangement's filter plate, the top of filter plate is equipped with detachable connection and is used for preventing filter plate anti -drop subassembly that falls. Realize to filter plate top clamping, effectively prevent filter plate and fall off phenomenon when the pressure sharp change, improve the use effect and security of equipment.

A production method of a sugar solution that includes the following steps (1) to (3) whereby a sugar solution containing concentrated sugar derived from a cassava pulp can be efficiently produced. Step (1): a step for enzymatically hydrolyzing a cassava pulp to obtain a saccharified liquid; Step (2): a step for filtering the saccharified liquid obtained in Step (1) through a separation membrane having a molecular weight cut off of more than 100,000 Da and not more than 300,000 Da to thereby block polymer components derived from the cassava pulp and having a weight-average molecular weight of 10,000-20,000 Da on the non-permeate side; and Step (3) for filtering the filtrate obtained in Step (2) through a nanofiltration membrane and / or a reverse osmosis membrane to recover the sugar solution from the non-permeate side.

The invention relates to the provision of a method for producing a clear sugar beet pre-liming juice and for producing a coagulate removed from the pre-liming juice, and to pre-limiting juice and a fraction containing protein that are provided by means of said method. A decanter centrifuge having an angle between the longitudinal axis of the bowl and the generatrix of the conical portion of 6-10° is used.

The application discloses a floating clear syrup filtering storage tank, which comprises a syrup foaming assembly, a floating clear syrup tank and a filtering frame. The filtering frame is accommodated in an opening arranged on the top surface of the floating clear syrup tank. The syrup foaming assembly is in communication with the filtering frame. The filtering frame comprises a first filter screen plate, a second filter screen plate and a bottom plate. The first filter screen plate and the second filter screen plate are stacked to form the side wall of the filtering frame. The bottom plate is arranged on the bottom surface of the filtering frame. The top surface of the filtering frame is provided with an opening. The device can effectively reduce the insoluble impurities in the syrup, improve the purity of the syrup to more than 85%, and provide better materials (syrup) for the next section of the boiled sugar paste. Meanwhile, the risk of the formation of yellow and black spots in the process of boiling sugar paste is reduced. After the device is used, the obtained finished white granulated sugar can meet the requirements that the number of black spots is less than 4 / m2, the number of yellow spots is less than 5 / m2, the number of yellow and black spots is obviously reduced, the product quality is improved, and the product quality is stable.