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128results about How to "Large batch" patented technology

Continuous straw crushing system

The present invention discloses a continuous straw crushing system, which sequentially comprises a material feeding system, a pre-powder system, an impurity removing system, a fine powder system, and a material storage system along a material operation direction, wherein the impurity removing system is connected with the pre-powder system and the fine powder system, the material feeding system comprises a chain plate conveyor, a first-stage leveling grille, a second-stage leveling grille and a material turning roller, the pre-powder system is provided with a leveling device arranged at the foremost end, a first-stage coarse powder device and a second-stage coarse powder device, the cutter shaft of the leveling device is provided with a vibration detector, an impurity removing grille is arranged above the rear of the leveling device, the impurity removing system comprises a crushed stone removing device and an iron remover positioned on the rear portion, the fine power system is provided with two crushing bins, the material inlet position is provided with a quantification roller, and a row of material separation rollers are arranged on the lower portion of the quantification roller. With the continuous straw crushing system of the present invention, the continuous and efficient crushing operation can be performed on straws, the problems of high impurity content in straws and large material feeding operation strength are solved, the crushing efficiency is high, the operation is safe and stable, and the large-batch and continuous production requirement can be met.
Owner:河南上源精工机械有限公司

Preparation method of indoor flatting powder paint

The invention relates to a preparation method of indoor flatting powder paint, which is characterized by comprising the following steps: adding polybasic acid or acid anhydride, polyalcohol, catalyst and antioxidant into a reaction kettle, mixing, introducing nitrogen, heating to carry out esterification reaction or ester exchange reaction until the reaction liquid is completely clear, carrying out vacuum polycondensation until the acid value is 40-200mg KOH/g and the viscosity is 10-50 poise, cooling, and discharging to obtain the light yellow transparent or semitransparent solid component A polyester resin; adding polybasic acid or acid anhydride, polyalcohol, catalyst and antioxidant into a reaction kettle, mixing, introducing nitrogen, heating to carry out esterification reaction or ester exchange reaction until the reaction liquid is completely clear, carrying out vacuum polycondensation until the acid value is 10-50mg KOH/g and the viscosity is 30-100 poise, cooling, and discharging to obtain the light yellow transparent or semitransparent solid component B polyester resin, wherein the molecular weight of the component A polyester resin and the component B polyester resin are respectively controlled at 1000-10000 dalton; evenly mixing the component A polyester resin, component B polyester resin and polybasic organic acid to obtain a component C polyester resin; and mixing the component C polyester resin, epoxy resin E-12, barium sulfate, titanium white, leveling agent, brightener, physical flatting agent and benzoin to obtain the indoor flatting powder paint. The synthesis method has the advantages of diversity and the like, and can easily implement industrialized mass production.
Owner:广东大盈新材料科技有限公司 +1

Noodle stewing machine

ActiveCN103005233AKeep featuresAdverse health effectsFood preparationAutomatic controlEngineering
The invention provides a noodle stewing machine. The problems in the prior art that fried and dried noodles are not good for the health, and the time and labor waste caused by that the noodles are eaten after being strewed with water can be solved. The noodle stewing machine comprises a rack, a pot body, an exhaust duct, a delivery system, a power motor, a noodle falling opening and a noodle outlet, wherein the pot body is arranged inside the rack; the exhaust duct is arranged at the top of the rack; the delivery system comprises a noodle basket for placing noodles, a delivery chain for mounting the noodle basket, and a chain wheel which is used for supporting the delivery chain, and changing the movement direction of the delivery chain and is arranged on the rack; the power motor is arranged at the top of the rack and is connected with the chain wheel; the noodle falling opening is used for enabling cut noodles to fall into the noodle basket, and is arranged on the rack; and the noodle outlet is used for discharging stewed noodles. The noodle stewing machine provided by the invention can be used for machining convenient wet noodles in a stewing manner, so that not only can the characteristics of the noodles be kept, but also the negative influence on the human health caused by the fried and dried noodles can be avoided. Furthermore, the large-scale production of factories can be satisfied. The noodle stewing machine can be used by being assorted with upstream and downstream equipment, so that the automatic control can be realized. The noodle stewing machine has the characteristics of security, high efficiency, convenience in use and the like.
Owner:北京金田麦国际食品有限公司

Method for cultivating large-size eel fries

InactiveCN103004650AIncreased survival rate of breedingQuality improvementClimate change adaptationPisciculture and aquariaFisheryPhacus
The invention relates to a method for cultivating large-size eel fries. The method is characterized in that cultivation net cages are arranged in rows in a pond, and the spacing between every two net cages in each row is 1-1.5m; the throwing density of the eel fries is 4000-5000 pcs/m<2>, and thrown feed is animal live baits, namely tubificidae; in the first one month of a cultivation stage, the feed quantity for every ten thousands of young eels is gradually increased from 500g to 2000g, and the eels are fed three times each day; after the eels are cultivated for one month, the daily feed quantity accounts for 8-10% of the weight of each ell fry, and the eels are fed once each day, and the feeding is stopped when water temperature is lower than 12 DEG C in the middle ten days of November each year; and during the cultivation period, attention is obliged to be paid to the complete condition of the net cages, grading feeding is performed timely according to the size of individual eels, and alternanthera philoxeroides is used to cover the inside of the cultivation net cages in a wintering period. According to the method disclosed by the invention, the cultivation survival rate of the eel fries can be increased to 80-90%; and after ten months of cultivation, the individual size of eels reaches 8-10g in average, and a large scale of high-quality large-size eel fries can be provided for scale cultivation of the eels.
Owner:YANGTZE UNIVERSITY

Method for separating and purifying solanesol by urea column chromatography

The invention relates to a method for separating and purifying solanesol by urea column chromatography. The method comprises the following steps of: fully stirring solanesol concrete in alcoholic-alkaline solution; saponifying the mixture at the temperature of between 30 and 80 DEG C for 0.5 to 4 hours; neutralizing the reaction solution by using acid; concentrating to obtain saponified solanesolconcrete; dissolving urea into a loaded solvent; adding carriers to ensure that the urea is loaded on the carriers; removing the solvent to prepare a stationary phase; loading the prepared stationaryphase to a column; loading the saponified solanesol concrete to the column; eluting by injecting a mobile phase into a chromatography column at a uniform speed; collecting elution partitions at different stages; merging the elution partitions rich in the solanesol; concentrating and evaporating to dryness; dissolving solanesol solution after the urea column chromatography into methanol, ethanol or acetonitrile in reflux; saturating the solution; freezing and crystallizing; filtering; and drying to obtain the solanesol. The method has the advantages of mild operation condition, high process yield, high product purity, simple process and low operation cost.
Owner:SHANXI INST OF COAL CHEM CHINESE ACAD OF SCI

Screw rod drum-type filter press for continuous operation

The invention discloses a screw cylinder type pressure filter capable of continuously working, comprising a body, a support saddle for supporting the body, and a driving device. The body is provided with a feeding hole and a discharge hole. The invention is characterized in that the body is a horizontal cylinder body, wherein a screw rod is installed at the shaft line, the screw rod penetrates through the whole cylinder body, the outer diameter of the screw rod is matched with the inner diameter of the cylinder body, the feeding hole and the discharge hole are respectively positioned at both ends of the cylinder body, and simultaneously a drainage mechanism is further provided on the cylinder body; the screw rod is connected with the driving device, the rotation of the screw rod is driven by the driving device, materials in the cylinder body are transported and dehydrated, and the squeezed water is discharged out of the cylinder body by the drainage mechanism. The pressure filter in the invention not only can realize continuous work of pressure filter for materials, but also can greatly improve the dewatering efficiency of the materials by using higher pressure to press the materials, thereby achieving the purposes of adapting to increasingly-developed industrial production development requirements for large mass and high strength.
Owner:冼自根

Continuous-phase-change soy sauce residue oil extraction method

The invention provides a continuous-phase-change sauce residue oil extraction method. According to the invention, a dried and crushed sauce residue raw material is placed into an extraction kettle; under a condition with a pressure constantly lower than an extracting agent critical pressure and a temperature constantly lower than an extracting agent critical temperature, the extracting agent is compressed into a liquid; the extracting agent flows through the extraction kettle with a certain flow rate, such that castor oil is extracted; the material is delivered into a resolution kettle; heating and pressure reducing are carried out, such that the extracting agent is changed into a gas phase; instant compression is carried out, the extracting agent is changed into liquid, and flows through the extraction kettle, such that the material is extracted again. The steps are repeated several times. The extracting agent is one of ethanol, propane, butane, high-purity isobutane, R134a, dimethyl ether, liquefied petroleum gas, and sulfur hexafluoride. The method provided by the invention has the advantaged of high efficiency, no solvent residue in product, and high aroma component retention rate of a supercritical extraction method. Extraction pressure and resolution pressure of the method are lower than those of supercritical extraction. The method also has the advantages of large extraction volume, large-amount batch production, low production cost, and the like of a conventional solvent extraction method.
Owner:广东惠尔泰生物科技有限公司

Method of extracting decapterus maruadsi oil through low-temperature continuous phase transition

The invention discloses a method of extracting decapterus maruadsi oil through low-temperature continuous phase transition and decapterus maruadsi oil.The method includes: placing decapterus maruadsi powdery raw materials in an extraction kettle; under conditions of extraction temperature of 40-60 DEG C and extraction pressure 0.3-1.0 Mpa, compressing an extraction agent into liquid, enabling the liquid to flow through the extraction kettle at a flow rate of 100-150 L/h for continuous extraction of 30-110 min, and after decapterus maruadsi oil is extracted, enabling the liquid to enter an analysis kettle with analysis temperature of 50-80 DEG C and analysis pressure of 0.1-0.4 Mpa; performing phase transition on the extraction agent to form gas, immediately compressing the gas into liquid, enabling the liquid to flow through the extraction kettle, extracting materials again, enabling the materials to carry oil to enter an analysis tank through a solvent of an extraction tank, and obtaining a decapterus maruadsi oil product after analysis.Compared with conventional extraction methods, the method is accurate and stable in process, the decapterus maruadsi oil is high in quality, extraction rate is increased remarkably, and efficient extraction of ocean low-value decapterus maruadsi oil is realized, so that cost can be saved, product yield can be increased, and economic benefit of production enterprises can be improved.
Owner:SOUTH CHINA AGRI UNIV

Production method of porcine transmissible gastroenteritis virus by utilizing bioreactor

The invention provides a production method of porcine transmissible gastroenteritis virus by utilizing a bioreactor. The method comprises the following steps: 1) preparing monolayer subculture cells; 2) preparing virus seed for porcine transmissible gastroenteritis virus production; 3) preparing a cell suspension from the monolayer subculture cells prepared in the step 1), and inoculating into a bioreactor to carry out adsorption culture on the subculture cells in a microcarrier in the bioreactor; 4) inoculating the virus seed prepared in the step 2) at the inoculation amount of 2 to 5 percent when the subculture cells grow to 80-90 percent of the microcarrier, the empty bead rate is lower than 5 percent, the full bead rate is more than 80 percent and the cell count is over 3-5*10<6> per mL, and performing virus adsorption culture; and 5) harvesting virus fluid when over 80 percent of the subculture cells on the microcarrier have pathological changes. The method can be used for solving the problems of low production efficiency, unstable product quality and low virus titer, so that the unit vulture titer of the virus can be improved by 5 to 10 times, the quality and yield of vaccine can be comprehensively improved, and the safety of vaccine is improved.
Owner:兆丰华生物科技(南京)有限公司 +1

Multi-variety and small-batch multi-resource scheduling system and method based on digital twinning

The invention discloses a multi-variety and small-batch multi-resource scheduling system and method based on digital twinning. The order optimization module splits an order and performs similar batch combination according to process similarity, and transmits the order as a basic task of production to the scheduling optimization module; a workshop data perception and disturbance event detection module is used for realizing real-time acquisition of 'man-machine-object-method-ring' state information of a workshop based on a perception data fusion workshop disturbance detection method, transmitting the acquired information to the disturbance event processing module for disturbance factor judgment, and transmitting the disturbance event to a scheduling optimization module to realize dynamic evolution of production; and a scheduling optimization module is used for receiving and processing information data transmitted by other modules and calculating to obtain a target scheduling scheme. According to the method, the problems of multiple product varieties and small batch in the order are solved, meanwhile, the problem of workshop multi-target multi-resource scheduling distribution is solved, and the flexibility and robustness of the workshop for sudden accidents and the effectiveness of a scheduling plan are improved.
Owner:WUHAN UNIV OF TECH

Temperature compensation rod and method for manufacturing multiplexing and de-multiplexing non-heat array wave guide grating

ActiveCN101414030AWith multiplexing functionWith demultiplexing functionWavelength-division multiplex systemsCoupling light guidesMultiplexingGrating
The invention discloses a temperature compensation rod and a method for making an athermal array waveguide grating (AWG) for multiplexing and demultiplexing. The temperature compensation rod consists of a rod body and two I-shaped structures respectively formed on two ends of the rod body, clearance is formed between the upper end structure of the I-shaped structure at one side of the rod body and the rod body while the lower end structure of the I-shaped structure is integrated with the rod body into a whole; the upper end structure of the I-shaped structure at the other side of the rod body is integrated with the rod body into a whole while clearance is formed between the lower end structure of the I-shaped structure and the rod body. The method comprises the following steps: coupling two AWGs on a chip; cutting the chip into three parts along cut lines; fixing a third part and respectively arranging a first part and a second part on a 6D precision fine turning frame so as to realize coupling alignment and restore the parts to the original shapes for online testing; carrying out the online testing after arranging the temperature compensation rod; and curing two temperature compensation rods on positions at which the two rods are arranged on the three parts of the chip if the three parts are tested qualified. The temperature compensation rod has the advantages of lower cost, large batch, good repeatability, smaller size, good stability and extremely simple process.
Owner:GUANGXUN SCI & TECH WUHAN

Slow running water circulation type method for cultivating finless eel fries by the aid of grids

The invention relates to a slow running water circulation type method for cultivating finless eel fries by the aid of grids, and belongs to the technical field of fishery science application. The slow running water cyclic type method is characterized in that a plurality of cultivation buckets with water circulation systems and a plurality of cylindrical finless eel cultivation grids placed in the cultivation buckets are provided, young finless eels hatched at the same time or in the same size are transported to the cylindrical grids in good time and are cultivated with live feed, and thus, eel fry cannibalism caused by nonuniform individual sizes is effectively prevented. By means of design and installation of slow running water circulation type cultivation equipment, design, manufacture and installation of the finless eel cultivation grids, throwing and cultivating of the young eels and management on the water circulation systems and the grids during cultivation, the survival rate of the finless eel fries can be increased to 90-95% and each fry can reach 8-10g in average after 4-5 months of cultivation of the finless eel fries. The method has the advantages that large high-quality finless eel fries can be provided massively for large-scale finless eel cultivation, and the method has a quite good application prospect.
Owner:YANGTZE UNIVERSITY
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