86results about "Sugar crystallisation" patented technology

The invention relates to the technical field of boiling, in particular to an ancient-method maltose mixed boiling process which comprises the following steps: soaking barley, draining water, and placing in a shade place to obtain germinated barley; after the sorghum is soaked, putting the sorghum into a steaming drawer, and uniformly steaming to obtain a steamed raw material; mincing malt of germinated barley, uniformly mixing with the cooking raw materials, and fermenting in a preset fermentation environment to obtain fermentation liquid; filtering to obtain wort, and concentrating the wort with soft fire to obtain concentrated wort; obtaining an optimal boiling condition according to an index triangulation algorithm, and mixing and boiling the concentrated wort to obtain maltose; and the maltose is naturally cooled and solidified, and cutting is performed after the maltose is completely cooled. By optimizing the boiling conditions, the production cycle is remarkably shortened, the production efficiency is improved, unnecessary energy consumption and raw material waste are reduced, the production cost is reduced, and fluctuation in the production process can be reduced through accurate boiling condition control.

The application relates to compositions based on maple sap, fruit juice and / or vegetable juice having a high added value. In particular, said compositions have high concentrations in polyphenols, phosphorus, magnesium, calcium and potassium, for example. These concentrations are higher than those in maple sap made by previous traditional or commercial processes and higher than those in fruit or vegetable juices or syrups. Furthermore, said compositions have an antioxidant effect that is also higher than that in commercial maple sap made on an industrial or small scale and higher than that in commercial fruit or vegetable juices or syrups. The application also relates to processes for making such compositions.

The utility model discloses a rice syrup cooling, crystallizing and drying device which is characterized in that a syrup feeding pipe is connected with the top of a vertical cooling crystallizer, a plurality of groups of cooling coils are arranged in an inner cavity of the crystallizer, and a bottom outlet is connected with a top circulating port of the vertical cooling crystallizer through a crystallizer circulating pump and a circulating pipe; the outlet of the high-position thickening tank is connected with a centrifugal machine, the solid-phase outlet of the centrifugal machine is connected with a horizontal crystal sugar temporary storage machine, and the outlet of the horizontal crystal sugar temporary storage machine is connected with a feeding screw conveyor; an outlet of the feeding spiral conveyor is connected with a material inlet of the airflow dryer through the airflow feeder, a hot air inlet in the lower end of the airflow dryer is connected with an outlet of the hot air conveying pipeline, and an outlet in the upper end of the airflow dryer is connected with an inlet of the cyclone separator. And a discharge port of the cyclone separator is connected with a crystalline sugar cooling and packaging section through an air seal machine. The device is high in production efficiency, small in occupied area, free of material sticking and arching and capable of achieving stable and continuous production.

The utility model discloses a sugar boiling crystallizing tank applied to refined sugar, which comprises a tank body, the tank body comprises a heating chamber and a juice steam chamber, the juice steam chamber is positioned above the heating chamber, a plurality of heating tube nests, a central downcomer, a circulating pipe, a light ammonia discharge pipe and a heavy ammonia discharge pipe are arranged in the heating chamber, and a juice catcher is arranged at the top of the juice steam chamber. The juice catcher is provided with a juice steam outlet connected with the outer side of the tank body, a juice steam baffle is arranged below the juice catcher and located in the middle of the juice steam chamber, the outer side of the top of the juice steam chamber is sunken downwards towards the middle position, a stirring mechanism is arranged at the sunken position, and an output shaft of the stirring mechanism extends into the tank body and is connected with a detachable bearing on the outer side of the bottom of the tank body. The crystallization tank is reasonable in design, the circulation ratio of the crystallization tank is reduced due to the design of the circulation pipe, the convective circulation effect of massecuite in the crystallization tank is remarkable, in addition, the heat transfer effect is good, low-pressure juice steam can be comprehensively used as a heat source, and therefore the thermal economic benefit of a whole plant is improved.

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

The invention relates to the technical field of rock sugar processing, and discloses rock sugar crystallization and forming integrated production equipment which comprises a mounting frame, a crystallization tank is fixedly mounted on the inner side of the mounting frame, a driving motor is mounted at the top of the crystallization tank, and a driving shaft is fixedly mounted at the output end of the driving motor; a fixing frame is fixedly connected to the middle side of the exterior of the driving shaft, a first driving gear is fixedly connected to the inner side of the crystallizing tank through a plurality of fixing rods, and mixing shafts are movably connected to three protruding parts of the fixing frame through bearings. By additionally arranging the driving shaft, the driving gear I and other structures in the crystallizing tank, the mixing blades rotate while revolving, so that the mixing efficiency is improved, the sugar liquid is ensured to be quickly and uniformly distributed, the local concentration difference is avoided, and an ideal environment is provided for uniform growth of crystal sugar. Meanwhile, the planetary mixing assembly drives the spraying assembly to synchronously work when working, a solvent, an anti-solvent or an additive can be sprayed into the tank, and the concentration and the supersaturation degree of the solution are accurately regulated and controlled.

The present application relates to allulose crystals, which have an X-ray powder diffraction pattern including peaks at 2θ diffraction angles of 18.8±0.5°, 15.2±0.5°, and 19.5±0.5° in X-ray powder diffraction (XRD) analysis, a sweetener composition containing allulose crystals, and a method for producing allulose crystals.

The invention relates to a cooling crystallizer (2.0) for saccharose magma in a vertically oriented container (2.1) which has an upper inlet (2.2) for supplying magma and a lower outlet (2.3) for discharging magma, comprising multiple cooling blocks (5.0) which are mutually spaced in a vertical direction. A heat carrier fluid flows through the cooling blocks (5.0), and the cooling blocks are coupled to a heat exchanger in order to dissipate heat from the magma, wherein multiple cooling blocks (5.0) are combined to form a cooling packet (5.1; 5.2), and the cooling packets (5.1; 5.2) are designed as separate cooling circuits with separate heat exchangers (2.1.2; 2.2.2).

A carbohydrate composition derived from hardwood, which contains monomeric sugars in an amount of 75 to 98% by weight based on the total dry matter content of the carbohydrate composition, the monomeric sugars including monomeric xylose, the amount of monomeric xylose in the carbohydrate composition being 55 to 80% by weight based on the total dry matter content of the carbohydrate composition, and the carbonyl content of the carbohydrate composition being 1000 to 4500 μg / g based on the total dry matter content of the carbohydrate composition. Further disclosed are a method for producing this hardwood-derived carbohydrate composition and its use.

The utility model proposes a device for circulating fructose crystal seeds, which relates to the technical field of sugar crystallization, including a screw conveyor and a variable frequency motor, wherein a feed port is arranged at the upper part of one end of the screw conveyor, a discharge port is arranged at the upper part of the other end of the screw conveyor, and a sewage port is arranged at the lower part of the other end of the screw conveyor; a feed pipe is connected to the feed port, a feed valve is arranged on the feed pipe, a cleaning pipe is connected to the feed pipe between the feed valve and the feed port, and a cleaning valve is installed on the cleaning pipe. The design adopts a screw conveyor to realize crystal seed conveying through motor frequency modulation. During the operation of the device, the operating pressure of the screw is uniform and stable, and will not cause damage to the crystal form, and metal sequins generated by metal friction are eliminated. Secondly, pure steam is used to clean the inner wall of the screw pump to improve the cleanliness of the screw conveyor when it is used. The device has a simple structure and is easy to maintain. When a fault occurs, it is easy to investigate and solve it, and resume production in time.

The invention relates to the technical field of brown sugar processing, in particular to an additive-free ancient-method brown sugar processing technology and device.The additive-free ancient-method brown sugar processing technology comprises a base, a lifting assembly, a rotating assembly, a mounting frame, a sanding equipment body, a heat preservation sand barrel and a cleaning assembly.When the heat preservation sand barrel and the sanding equipment body need to be cleaned, water is injected into the heat preservation sand barrel; the sand blasting equipment body is moved into the heat preservation barrel through the lifting assembly and the lifting assembly, the heat preservation sand barrel is heated, brown sugar on the sand blasting equipment body is melted through high temperature, the lifting assembly and the rotating assembly work to move the sand blasting equipment body out of the side away from the heat preservation sand barrel, and the cleaning assembly is moved into the heat preservation sand barrel; the cleaning assembly is matched with the lifting assembly and the rotating assembly to clean the inner wall of the heat preservation sand barrel, and therefore the problems that in a traditional technology, alkaline food additives need to be added to promote brown sugar crystallization, and sugar crystals are likely to be condensed on a container in the sanding process and are not beneficial to cleaning are solved.

The present application relates to the technical field of sugar syrup processing, and discloses a purified sugar syrup crystallization process, which comprises the following steps: (1) after the sugar syrup is filtered and heated, it is delivered to a crystallization tank to obtain massecuite, the massecuite is sequentially subjected to crystal nucleation in a crystal nucleation tank and honey separation in a separator to obtain white granulated sugar and primary massecuite; (2) the primary massecuite is filtered by a filter, the filtrate is mixed with the white granulated sugar, the filtrate is mixed with the primary massecuite, and the mixture is heated and delivered to a second-stage crystallization tank; (3) the massecuite obtained by boiling in the second-stage crystallization tank is sequentially subjected to crystal nucleation in a crystal nucleation tank and honey separation in a separator to obtain secondary massecuite and secondary primary massecuite; and (4) the degree of the secondary primary massecuite is determined, and whether to continue to enter the third-stage crystallization is determined by comparing the degree of the secondary primary massecuite with a preset waste honey degree. The crystallization process of the purified sugar syrup is simple, low in energy consumption, high in sugar yield, low in color value, can greatly reduce the use of equipment, and can reduce the production cost.

A simple method for animal-free lactose synthesis. The present invention relates to a method for producing lactose, more particularly without separation from mammalian milk. Further, the present invention provides a method for purifying the lactose produced.

The utility model discloses an MVR (Mechanical Vapor Recompression) sucrose crystallization steam circulating device, which belongs to the technical field of sucrose production equipment and is characterized by comprising a vacuum crystallizing tank, a cleaning mechanism, a gas-liquid separator and a steam compressor, a gas outlet pipe at the upper end of the cleaning mechanism is connected with a gas inlet of the gas-liquid separator through a connecting pipe, a gas outlet of the gas-liquid separator is connected with a gas inlet of the steam compressor through a connecting pipe, the steam compressor is connected with a gas inlet of a heating chamber of the vacuum crystallizing tank, and a gas outlet of the vacuum crystallizing tank is connected with the water-sealed tank through a connecting pipe. Compared with the prior art, the vacuum crystallization tank has the characteristics that steam generated by syrup in the crystallization chamber of the vacuum crystallization tank is pressurized and heated, and then is introduced into the heating chamber of the vacuum crystallization tank for heating.

The utility model discloses an efficient brown sugar cooling crystallization device which comprises a fence, a plurality of sugar discs are arranged in the fence, a driving unit is arranged above the fence, a driving shaft of the driving unit is connected with the centers of the sugar discs, four supporting columns are symmetrically arranged in the fence, and two connecting rods are symmetrically arranged on each sugar disc. A plurality of scraping plates are jointly connected to the two connecting rods, rakes are arranged on the sides, away from the scraping plates, of the two connecting rods, two transverse rods are jointly arranged at the tops of the two connecting rods, and a pressing roller is jointly connected to the lower ends of the two transverse rods; the rotating assembly is matched with the sugar disc, and the axial direction of the rotating shaft is different from the rotating direction of the sugar disc, so that when the rotating shaft drives the plurality of stirring rods to stir massecuite, acting force in different directions can be applied to the massecuite, the scattering effect of the massecuite is improved, and the caking phenomenon caused by uneven heat dissipation of brown sugar is effectively avoided; furthermore, manual rolling of the sugar balls is not needed subsequently, so that the production cost is reduced, and meanwhile, the risk that microorganisms exceed the standard is reduced.

A hardwood-derived carbohydrate composition wherein the hardwood-derived carbohydrate composition comprises from 75 to 98% by weight, based on the total dry matter content of the carbohydrate composition, of monomeric sugars wherein the monomeric sugars comprise monomeric xylose, based on the total dry matter content of the carbohydrate composition, and wherein the monomeric sugars comprise monomeric xylose, based on the total dry matter content of the carbohydrate composition. The monomeric xylose is present in the carbohydrate composition in an amount of 55-80% by weight wherein the carbohydrate composition has a carbonyl content of 1000-4500 [mu] g / g based on the total dry matter content of the carbohydrate composition. A method for producing a hardwood-derived carbohydrate composition and uses thereof are also disclosed.

A simple method for animal free lactose synthesis The present invention relates to methods to produce lactose, more specifically without the need for isolation from mammalian milk. Furthermore, the present invention provides for methods to purify the produced lactose.

The utility model discloses a sugar cooling vertical crystallizer which comprises a vertical tank body, a top cover is arranged at the top of the tank body, a syrup inlet is formed in the top cover, a conical hopper is arranged at the bottom of the tank body, a syrup outlet is formed in the conical hopper, a plurality of heat exchange coil pipes are arranged in an inner cavity of the tank body in the height direction, each heat exchange coil pipe adopts a circular pipe distribution mode, and six concave arcs are evenly distributed on the periphery of each heat exchange coil pipe. A vertical column extending in the vertical direction is arranged in each concave arc, each heat exchange coil pipe is supported on a radial support, and the outer end of each radial support is fixedly connected to the corresponding vertical column. A lifting mechanism for driving the stand columns and the heat exchange coil to ascend and descend is arranged above the top cover. An upper stirring mechanism for uniformly distributing syrup on the cross section of the tank body is arranged above the top-layer heat exchange coil pipe, and a lower stirring mechanism is arranged in the conical hopper. The sugar cooling vertical crystallizer is high in crystallization efficiency, short in crystallization time, high in single productivity and low in operation failure rate.

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

The utility model discloses a horizontal sugar cooling crystallizer which is characterized in that a front end cover and a rear end cover respectively cover a front port and a rear port of a horizontal cylinder, a feed port is arranged at the top of the front end of the cylinder, a discharge port is arranged at the lower part of the rear end cover, a central rotating cylinder is arranged along the axis of the cylinder, two ends of the central rotating cylinder are closed and are connected with rotating shafts, and the rotating shafts respectively extend out from the centers of the front end cover and the rear end cover; the shaft end of the front side rotating shaft is provided with a front rotating joint for leading in cooling water, and the shaft end of the rear side rotating shaft is provided with a rear rotating joint for leading out the cooling water; a plurality of groups of double-layer cooling coils are wound on the periphery of the central rotary drum, the double-layer cooling coils are alternately and continuously wound along the large-diameter circumference and the small-diameter circumference along the axial direction of the central rotary drum, inlets of the double-layer cooling coils are respectively connected with a water supply port on the central rotary drum, and outlets of the double-layer cooling coils are respectively connected with a water outlet on the central rotary drum. According to the horizontal sugar cooling crystallizer, the crystallization efficiency can be improved, the crystallization time can be shortened, the single productivity can be improved, meanwhile, the equipment structure is optimized, and the equipment operation failure rate is reduced.

Systems and methods for preparing compound crystals of erythritol and high-intensity sweeteners are provided. The systems may comprise a fermentation liquid storage tank (1), a ceramic membrane filtration system (2), a nanofiltration system (3), a first evaporator (4), a first crystallization kettle (5), a first centrifuge (6), a sugar dissolution tank (7), a decolorization tank (8), an ion exchange column (9), a blending tank (10), a second evaporator (11), a second crystallization kettle (12), a second centrifuge (13), a hot-air drying tank (14), a fluidized drying bed (15), and a finished product tank (16) sequentially connected through pipelines. The systems may further comprise a high-intensity sweetener storage tank (17), a primary mother liquor tank (18), and a secondary mother liquor tank (19). The finished product tank (16) may store a prepared compound crystallization product of the erythritol and the high-intensity sweetener.

The present invention relates to a system and method for producing high-quality xylitol crystals. The system includes a conditioning tank, a heat exchanger, a decolorization tank, an ion exchange system, a microporous filter, a first evaporator, a first crystallization tank, a first centrifuge, a fluidized drying tank, a xylitol dissolving tank, a second evaporator, a second crystallization tank, a second centrifuge, a hot air drying tank, and a cold air fluidized bed, which are connected in sequence through a pipe, the first centrifuge is further connected to the conditioning tank through a pipe, the second centrifuge is further connected to the xylitol dissolving tank through a pipe, the conditioning tank is provided with a supply port for xylitol hydrogenation liquid, the xylitol dissolving tank is further provided with a water supply port for purified water, and the material from the cold air fluidized bed is the xylitol crystal product. The present invention adds water to the initially produced xylitol crystals at a certain ratio to dissolve them to obtain a higher purity xylitol solution, and recrystallizes the xylitol solution to produce xylitol crystals with a higher pH and better flavor.

The invention relates to a process for directly producing refined white granulated sugar at a low temperature of 50-60 DEG C by using raw sugar as a raw material through a composite enzymolysis technology (including a synergistic effect of alpha-amylase and saccharifying enzyme). Compared with traditional high-temperature refining, the process has the advantages that the energy consumption is reduced by 40%, more natural minerals are reserved, and the purity of the finished white granulated sugar reaches 99.9% or above. The key technology comprises enzymolysis pH value accurate control (6.0-6.5) and stepped low-temperature crystallization.

The utility model discloses a vertical assistant crystallization machine stirring system which comprises an assistant crystallization machine tank body, a plurality of control chambers are arranged in the assistant crystallization machine tank body, a stirring shaft is arranged in each control chamber, a plurality of stirring blades are arranged on the stirring shaft, a stirring motor is arranged at the upper end, penetrating through the control chambers, of the stirring shaft, and a plurality of stirring blades are arranged on the stirring motor. A massecuite output port is formed in the bottom of each control chamber, a massecuite feeding port is formed in the upper end of the crystallization assisting machine tank body, and the outer wall of the crystallization assisting machine tank body is spirally sleeved with a cooling water sleeve assembly. The cooling water pipe is provided with the flow meter and the thermometer to adjust the temperature of the control chamber, and the stirring shaft and the stirring blades in the control chamber are combined to improve the heat and mass transfer efficiency of massecuite, so that the massecuite crystallization assisting device adapts to the characteristics of high-viscosity massecuite, reduces the overweight stirring load and improves the crystallization assisting effect.

This invention discloses a vacuum concentration device for rock sugar production, comprising a tank body. The bottom of the tank body is mounted on a first support frame, and one end of the tank body has a discharge port with a detachable sealing door. The first support frame is horizontally placed on a second support frame, and the ends of the first and second support frames near the discharge port are rotatably connected. The bottom of the first support frame and the second support frame are connected by a lifting mechanism. Under the drive of the lifting mechanism, the tank body is rotated from a horizontal position to an inclined position. The top of the tank body is connected to a negative pressure device, and the bottom of the second support frame is mounted on a swing mechanism. In use, after crystallization for a preset time, the sealing door can be opened, and the telescopic mechanism can be extended to tilt the tank downwards, allowing the rock sugar to continuously fall along the discharge port, facilitating the discharge of the rock sugar from the tank body.

The invention discloses a material-balanced sugar cooking method, computer equipment and a storage medium, and the method comprises the following steps: obtaining syrup for sugar making, and determining the amount and purity of the syrup; determining the target purity of the sugar crop finished product and the waste molasses; determining the number of sugar boiling sections and the sugar extraction rate of each section of massecuite, and calculating the purity of each section of massecuite and the reboiling amount of molasses according to the sugar extraction rate of the massecuite; calculating the material quantity and purity of the seeds, the material quantity of massecuite, the material quantity and purity of sugar crystals and the material quantity and purity of molasses in each section of sugar boiling process; mixing the syrup with the reboiled molasses to prepare massecuite; according to the determined number of sugar boiling sections and the material amount and purity of the seeds, massecuite, sugar crystals and molasses in the sugar boiling process of each section, sugar material boiling is conducted, and a sugar material finished product is obtained. According to the method, a univariate solution method is used, the sugar extraction rate of massecuite is used as a control condition, a material balance mode with the minimum recooking amount, the simplest and most convenient batching method and the maximum utilization of equipment conditions is rapidly designed, and real-time updating of the sugar cooking method is achieved.

The invention relates to a method of making a sugar beet powder product, said method comprising the steps of obtaining a solid fraction and a liquid fraction from sugar beet, crystallizing sucrose comprised within the liquid fraction, treating the solid fraction to reduce geosmin content, mixing the solid and liquid fractions, and reducing the particle size.

A beet sugar production method for improving the quality of finished sugar comprises the following steps: Evaporated and concentrated sugar syrup is fed into a seed crystallizer, heated under low vacuum until saturated, then cooled to allow the syrup to enter the supersaturated metastable region, and finally, alcoholic sugar paste is added at a constant temperature of 64°C. The cooking time is controlled at 45–60 minutes, maintaining a supersaturation coefficient of 1.05–1.10 to prevent natural crystallization. After the material is cured at a constant temperature to repair the crystals, it is cooled to 18–20°C, and crystallization is achieved through stirring and precise temperature control using PID control, yielding primary seed sugar with an average particle size of 50 μm and a particle size deviation ≤3%. Concentrated sugar syrup is added, and the mixture is kept at a constant temperature of 30–35°C for 3–4 hours to produce crystal seed sugar with a particle size of 120±5 μm and a crystal integrity ≥95%. The crystal seed sugar is quantitatively added to each stage of the sugar boiling process, with segmented temperature control and matched with limited steam pressure to complete the boiling process. This invention features a standardized process, eliminating reliance on manual experience, effectively improving the quality and stability of the finished sugar, and achieving high production efficiency.

The invention relates to a method for selective crystallization of 2′-FL from an aqueous solution comprising 2′-FL and one or more other fucosylated carbohydrates by adding acetic acid to the solution.

The utility model discloses a separation device for producing L-arabinose, which comprises a crystallization box, a feeding pipe is fixedly arranged at the top of the crystallization box, the top of the feeding pipe is in threaded connection with a threaded cover, a cooling pipe is fixedly arranged on the surface of the crystallization box, and a temperature sensor is fixedly arranged at the top of the crystallization box. The detection end of the temperature sensor extends into the crystallization box, a connecting assembly is fixedly installed at the bottom of the crystallization box, a filter box is arranged at the bottom of the crystallization box through the connecting assembly, a vibration assembly is arranged at the top of the filter box, a frame is slidably connected into the filter box, and a filter plate is fixedly installed on the inner wall of the frame. A limiting assembly is arranged on the front side of the filtering box, and a discharging pipe is fixedly installed at the bottom of the filtering box. The L-arabinose crystals adhered to the crystallization box can be conveniently shaken off, so that the L-arabinose crystals adhered to the crystallization box can be conveniently cleaned, and the waste of the L-arabinose crystals is avoided.