45results about How to "Good prospects for economic benefits" patented technology

The invention discloses an automatic follow centering and clamping device for a numerical control grinder. A middle clamping rod (5) is sleeved in a sliding way on a supporting body (12) which is provided with a driving mechanism which drives the middling clamping rod (5) to reciprocatingly move axially. An upper lever clamping arm (4) and a lower lever clamping arm (15) are hinged on the supporting body (12) with the middle clamping rod (5) axis of symmetry. The clamping ends of the upper lever clamping arm (4) and the lower lever clamping arm (15) are corresponding to the clamping end of the middling clamping rod (5) which is provided with a symmetric cuniform-shaped block (9) corresponding to opening ends of the upper lever clamping arm (4) and the lower lever clamping arm (15). The supporting body (12) is provided with an elastic device which keeps the clamping ends of the upper lever clamping arm (4) and the lower lever clamping arm (15) open. The invention is an automatic follow centering and clamping device applying automatic follow and moving, automatic centering and automatic compensating to a numerical control grinder.

A device for continuously measuring the temp of furnace hearth in blast furnace is composed of a thermoelectric couple with dual graphite carbon fibers, a pure-graphite carbon brick containing said thermoelectric couple at its axial center position, and a display system. Said pure-graphite carbon brick is installed to the furnace wall on a horizontal level with the tap. Its advantages are continuous measuring, high resistance to high temp and corrosion, and low cost.

The invention provides a grape on-tree storage method. The grape on-tree storage method comprises the step that girdling is conducted on stems when fruits are ripe, wherein girdling is conducted in the mode that the position, 0.5-1.5 cm away from a truck, of each stem is girdled by one circle. The grape on-tree storage method enables the on-tree storage period of summer black grapes to belonger than 45 days, and can make red-globe grapes keep good TSS after at least 90 days of on-tree storage. The grape on-tree storage method has the advantages that required operation is simple, the on-tree storage effect is remarkable, and the market application prospect is huge.

The invention relates to a method for preparing crispy dried sweet potatoes and belongs to the technical field of agricultural product processing. According to the method, fresh white sweet potatoes which are free of worm damage, large in size, smooth in surface and easy to clean are adopted as the raw material, pretreatment including cleaning, peeling and slitting is conducted, then the sweet potatoes are cooked in a pot to be medium-well, transferred to an oven to be baked till surfaces become crispy, soaked with baijiu till the sweet potatoes become wet and soft, taken out, dried, placed in a vacuum fryer to be fried, subjected to centrifugation with a deoiling centrifuge, cooled and subjected to nitrogen-filled packing, and finally the crispy dried sweet potatoes which taste delicious, strong and pure and have a durable aftertaste are obtained.

The invention relates to a method for directionally screening catalase high-production bacterial strain by a self-creative semi-solid culture medium and ocean catalase high-production bacteria obtained by the method. The method includes that hydrogen peroxide is filled into a lower semi-solid agar layer and slowly permeates into an upper liquid culture medium layer and stably supplies a certain oxidation pressure to microbes in the upper liquid culture medium layer, and thereby the purpose that directional enrichment of the catalase high-production bacteria is achieved and the ocean catalase production bacteria have the advantages of high selectivity and high efficiency. A mobility bacillus CGMCC (China General Microbiological Culture Collection Center) No.6043 can be screened from ocean water by means of directional enrichment of the semi-solid culture medium, has the advantages of short growth period, high enzymatic activity and low cost of fermenting catalase production, and is widely applicable to aspects of the textile industry, food industry and waste water treatment and the like. Accordingly, the method for directionally screening catalase high-production bacterial strain and the catalase strain have high industrial utilization value and evident economic benefit prospect.

The present invention provides a high cellulase yield strain Trichodema reesei QZ-5, which is preserved in the China Center for Type Culture Collection on June 5, 2012, and has a preservation number of CCTCC NO:M2012204. The invention further discloses a method for producing neutral cellulase by adopting the strain as a starting strain, carrying out seed culture, adopting corn pulp, ammonium sulfate and the like as a nitrogen source, and adopting glucose, wheat bran and the like as a carbon source, wherein the highest enzyme activity of the fermentation broth can be more than 5000 IU / L, and the produced neutral cellulase can be widely used in fields of textile, papermaking, feeds, food and the like, and belongs to the technical field of biology.

The invention relates to the field of meat processing and fresh-keeping, and discloses a preparation method of a fresh conditioned chicken product and a natural water-retaining preservative thereof. The natural water-retaining preservative is prepared by mixing the following components in parts by weight: 10-30 parts of edible gum, 30-60 parts of modified starch, 0.5-5 parts of tea polyphenol, 2-15 parts of black pine needle extract and 10-25 parts of trichosanthes kirilowii maxim extract. Compared with the prior art, the natural water-retaining preservative disclosed by the invention is compounded by preferably selecting several natural water-retaining agents and preservatives, so that the natural water-retaining preservative not only can effectively inhibit juice loss and lipid oxidationof fresh conditioned meat products, but also can effectively inhibit the growth of microorganisms under the storage condition of 4 + / -1 DEG C, thereby further prolonging the shelf life of the products; and the defect that the shelf life of fresh conditioned chicken products is short is overcome.

The invention discloses a preservative for iced fresh chicken and a preservation method. The preservative is prepared from an aqueous solution of perilla leaf extract and white poplar leaf extract, wherein the mass fraction m / m of the perilla leaf extract in the preservative is 3-5%, and the mass fraction m / m of the white poplar leaf extract in the preservative is 2-4%; fresh chicken obtained after slaughtering and thorough washing is precooled, put into the preservative to be soaked, taken out, drained, subjected to vacuum packaging and subjected to cold storage at 0-4 DEG C. The preservative can be repeatedly used, the storage time of the iced fresh chicken after preservative treatment is remarkably prolonged, and the shelf life reaches 18 days.

The invention relates to the technical field of chemical compounds, in particular to a 2-site acylation method of solid acid continuous loaded catalyzed aromatic heterocyclic compound. The method comprises the following steps: filling a continuous reaction device with solid acid catalyst, and continuously adding aromatic heterocyclic compounds and acylating agents to trigger the Friedel-Crafts acylation. The method is a highly efficient green synthesis process which applies heterogeneous catalysis to make the products easily separable, thereby avoiding the use of Lewis acid such as AlCl3 and eliminating the environmental destruction; the method uses continuous operation with mild reaction conditions and short reaction time. The catalyst does not have to be separated and can be recycled. The reaction recovery rate can reach 95% or above. The reaction selectivity is superior. The purity of the product can reach 92% or above. The method is simple in operation, and has obvious advantages especially in enlarged production.

The invention discloses a method for recapping tyres of cars. The method comprises the following steps: selecting, cleaning and drying an old tyre of a car; carrying out processing, burnishing, moulding and typing on the tyre; fixing the tyre on a steel mould for aeration settling; carrying out high-temperature press vulcanization on the tyre in a rubber tyre vulcanizing boiler; and carrying out detection and shaving on the tyre out of the boiler. The method for recapping tyres of cars has few, simple and easy operation steps, little investment and easy industrialized production, thereby having good economic benefit prospects. The recapped tyre has the advantages that the types are various and the use range is wider; tackless does not exist during the use, thereby the tyre is very safe; the tire tread is wearable, thereby the tyre has long service life which is over two times that of other recapped tyres by comparison; and at the same time, the recapping of tyres effectively reduces environmental pollution, thereby having excellent economic and social benefits. The recapped tyre totally accords with quality requirements when being tested by an authoritative quality testing department.

The invention belongs to the field of health-care food processing, and specifically discloses a health-care honeyed bolus and a preparation method thereof. The health-care honeyed bolus is characterized by being prepared from dry black sesame, coix seed, yam, mung bean, radix puerariae, brown rice, buckwheat, oat and refined honey serving as raw materials in the weight ratio of 1 to 1.2 to 1 to 1to 0.5 to 3 to 0.8 to 1.5 to 8 to 11. The inventor provides the health-care honeyed bolus which is an instant health-care honeyed bolus food needed by bodybuilding, the product is convenient to carry,has fragrant and sweet mouthfeel, is free from bad peculiar smell, and is welcomed in the consumer market; a making process of the health-care honeyed bolus is simple and feasible. Factory scale production is facilitated, and the health-care honeyed bolus can be processed in batches to be supplied to the market and has a good economic benefit prospect.

The invention discloses a cross-platform information input and output protection system, comprising: 1. a cross-platform input method assistant software, which can be installed on a plurality of operating systems, is used for setting encryption / decryption keys and managing key information, encrypting data and decrypting data, 2. a cloud key cent, including key generation, key distribution and keymanagement modules, can synchronize data between the local key database and the remote key database system, 3. an encryption algorithm library, which can use or combine multiple encryption algorithms,4. a decryption algorithm library, which can automatically match and combine the decryption algorithm according to the parameters of the key, 5. an encryption module which can quickly encrypt the information data input into the buff area by the system of the device through calling the encryption function by the cross-platform input method assistant software, and 6. a decryption module, which cancall the decryption function to decrypt the information data in the system output buffer of the device quickly. The invention can effectively protect various kinds of privacy information of people innetwork communication, and has strong practicability.

The invention discloses a nitrogen-doped hollow spherical carbon-coated sulfur positive electrode material as well as a preparation method and application thereof. The material is of a spherical core-shell structure with the diameter of 100-400 nanometers, and chemical components of an outer layer comprise a carbon element accounting for 70%-90% of the total mass fraction of the outer layer and anitrogen element accounting for 5%-20% of the total mass fraction of the outer layer; the chemical components of the inner layer comprise a sulfur element accounting for 80-95% of the total mass fraction of the inner layer; and the chemical components of the inner layer account for 65-72% of the total mass fraction of the nitrogen-doped hollow spherical carbon-coated sulfur positive electrode material. The preparation method comprises the following steps: selecting and proportioning polymer materials, and optimizing the preparation processes of the nitrogen-doped hollow spherical carbon-coatedsulfur positive electrode material and the electrode. The commercial technical key of the lithium-sulfur battery positive electrode material is solved, the positive electrode material prepared by theinvention can obviously increase the loading capacity of electrode active sulfur, the cycling stability of a lithium-sulfur battery electrode is enhanced, the service life is prolonged, the production cost is reduced, and the application prospect is wide.

The invention discloses a cogging torque separation method of a permanent magnet synchronous motor under a load condition. The cogging torque separation method comprises the steps of step 1, establishing a motor model in finite element analysis software, such as Ansoft, COMSOL and the like; step 2, injecting three-phase symmetric currents: injecting three-phase symmetric currents of ia, ib and icinto a stator winding of the motor model according to the running state of the motor under the load condition; step 3, according to the running speed of the motor under the actual condition, synchronizing the running speed n of the motor; step 4, obtaining counter electromotive force; step 5, calculating the output power of an armature current: according to the three-phase currents and the counterelectromotive force obtained in the step 2 and the step 4, solving the output power P of the armature current; step 6, calculating the output torque of the armature current: according to the operation rotating speed n and the armature current output power P obtained in the step 3 and the step 5, solving the output torque Tarm of the armature current; and step 7, carrying out cogging torque separation.

The invention provides a preparation method of artificial macadam for road construction, which comprises the following steps: mixing fly ash, cement, sand, water and a water reducing agent to obtain mortar; making the mortar into a block body; and maintaining and crushing the block body to obtain the artificial macadam for road construction. The artificial macadam provided by the invention is simple in manufacturing process, the high-calcium fly ash of a circulating fluidized bed coal-fired power generation enterprise can be fully utilized, and the engineering cost is greatly reduced while thecomprehensive utilization of the high-calcium fly ash is promoted. According to the invention, different fly ash, cement and sand are compounded, the compressive strength of the prepared mortar blockreaches 20-45MPa after maintenance, and then the mortar block is crushed to obtain artificial macadams with different particle sizes. The invention further provides the artificial macadam for road construction.

The invention belongs to the technical field of cement grinding aid preparation, and particularly relates to a method for preparing a cement grinding aid from a leachate. The method comprises the following steps: S1, adding activated carbon into the landfill leachate, adsorbing peculiar smell in the landfill leachate, decolorizing at the same time, and filtering the activated carbon through a filter screen after no peculiar smell exists in the landfill leachate; S2, adding a treating agent into the landfill leachate, stirring to form a flocculation precipitate, and filtering the flocculation precipitate; S3, adjusting the pH value of the landfill leachate to 9-11 to obtain a modified landfill leachate; and S4, adding the modified landfill leachate, triethanolamine, glycerol triacetate, propylene glycol, triisopropanolamine, sodium silicate and molasses into water, and stirring and mixing to obtain the cement grinding aid. The landfill leachate is used as a main raw material to replace heavy alcohol in the cement grinding aid, and the addition amount of the heavy alcohol is reduced, so that the cost of the cement grinding aid is greatly reduced.

The invention relates to an enzyme preparation for aramid fiber pretreatment, and a preparation technology thereof. An aramid fiber sized with a starch and PVA composite slurry has good desizing and refining effects, and a good sharing performance with hydrogen peroxide for oxygen bleaching can be realized, so a treated fabric has good capillary effect, high whiteness, high desizing thoroughness and fluffy and soft hand feeling. Alkaline cold pad-batch and alkaline long-turning processes can be replaced, and existing process equipment is slightly changed, so compared with the alkaline process,the technology of the invention has the advantages of low energy consumption, reduction of the COD content in wastewater, convenience for large-scale production, and good economic, social and environmental benefits.

The present invention provides a method for producing cellulase through solid state fermentation by adopting rice straws as a main raw material, wherein a strain Trichodema reesei QZ-5 preserved in the China Center for Type Culture Collection on June 5, 2012 and having a preservation number of CCTCC NO: M2012204 is adopted as a fermentation strain, agricultural product waste rice straws are adopted as a main raw material to carry out solid state fermentation to prepare cellulase, the international standard method recommended by the International Union of Pure and Applied Chemistry (IUPAC) is adopted to determine enzyme activity (ie., filter paper enzyme activity FPA determination), activity of cellulase produced by per g of the rice straw is more than 4 IU / g, and the produced cellulase can be widely used in fields of energy sources, textiles, papermaking, feeds, food and the like, and belongs to the technical field of biology.

The invention provides a method for preparing biomass materials on the basis of cinnamomum longepaniculatum leaf residues. The method includes steps of drying, smashing, adhesive mixing and setting. The method has the advantages that the cinnamomum longepaniculatum leaf residues can be stably adhered by the aid of special technological operation and specially prepared flour adhesive which comprises flour, lignin, sodium hydroxide and water; the shortcoming that materials are loose and are easy to break and smash after being mixed with existing cinnamomum longepaniculatum leaf residues can be overcome by the aid of the method, the strength of the biomass materials can be reinforced, and the biomass materials are natural and harmless.

The invention relates to a capacitor apparatus. The capacitor apparatus comprises a capacitor tower which is formed by a plurality of first capacitor frameworks, a plurality of second capacitor frameworks and a plurality of third capacitor frameworks in vertical lamination from the top to bottom in sequence, a grading shield, one or more first grading rings, one or more second grading rings and one or more third grading rings; a steel supporting base is fixedly arranged on the top of the capacitor tower, and the grading shield covers the steel supporting base; the multiple first capacitor frameworks are sleeved with the corresponding first grading rings respectively; the multiple second capacitor frameworks are sleeved with the corresponding second grading rings respectively; the multiple third capacitor frameworks are sleeved with the corresponding third grading rings respectively; the third capacitor frameworks are connected with low-voltage pipe busbars through first supporting column insulators; and the low-voltage pipe busbars are C-shaped and are arranged on the periphery of the third capacitor frameworks correspondingly. The capacitor apparatus is simple in structure, small in occupied area, low in mounting workload, convenient to overhaul and maintain, simple in processing, low in cost, capable of lowering electric field intensity of the capacitor and satisfying the maximum requirement on the electric field intensity of the high-voltage capacitor apparatus at current, and high in economic benefit and prospect.

The invention discloses a mobile VACOM heat exchanger cleaning method and device. A cleaning circulating system is formed by a mobile car; the temperature and the concentration of cleaning liquid filled with a sulfamic acid solid chemical cleaning agent are controlled; then, a corrosion inhibitor with a certain concentration is added to control the cleaning flowing speed of a heat exchanger; the dipping cleaning is performed; and the operation from circular cleaning to drainage is performed until the pH is higher than 7. The device comprises a mobile cleaning box; a medicine distribution portis formed in the cleaning box; a discharge pipe and a water inlet pipe communicating to a medicine distribution box are arranged on the side wall of the cleaning box; a stirrer, and a liquid inlet pipe, a recirculation pipe and a liquid return pipe communicating to a heat pre-exchanger are arranged in the cleaning box; the cleaning box is provided with a temperature meter and a magnetic overturning plate liquid level meter; and the heat pre-exchanger is provided with a refrigerant port and a heat medium port. The device can effectively solve the problem of system operation stop caused by scaling of the heat exchanger, and improves the system operation effectiveness, safety and economy.

The present invention provides a method for producing cellulase through fermentation by adopting corn cob as a main raw material, wherein the adopted fermentation strain is preserved in the China Center for Type Culture Collection on June 5, 2012, has a preservation number of CCTCC M 2012204, and is the Trichodema reesei QZ-5 strain. The method is characterized in that agricultural product waste corn cob is adopted as a main raw material to carry out fermentation production to prepare cellulase, the international standard method recommended by the International Union of Pure and Applied Chemistry (IUPAC) is adopted to determine enzyme activity (ie., filter paper enzyme activity FPA determination), the highest enzyme activity of the cellulase prepared through fermentation can be more than 8 IU / ml, the cost is low, the waste is changed into treasure, the method is simple and easy to perform, and the produced cellulase can be widely used in fields of textiles, papermaking, feeds, food and the like, and belongs to the technical field of biology.

The invention provides a Trichodema reesei QZ‑5 strain of Trichodema reesei with high cellulase production, which has been preserved in the China Center for Type Culture Collection, with a preservation number of CCTCC NO: M2012204 and a preservation date of June 2012 5th. At the same time, a method of using this bacterium as the starting strain, cultivating seeds, using corn steep liquor, ammonium sulfate, etc. as nitrogen sources, and using glucose, bran, etc. as carbon sources to ferment and produce neutral cellulase was also invented. The activity can reach more than 5000IU / L, and the neutral cellulase produced can be widely used in textile, papermaking, feed, food and other fields, belonging to the field of biotechnology.

The invention relates to a preparation method of a passion flower extract inhibiting pseudo-ginseng root rot, belonging to the technical field of agricultural planting. The preparation method comprises the following steps: (1) selecting fresh passion flower leaves without diseases and insect pests; (2) cutting into pieces; (3) immersing the passion flower leaves into an extracting solution for soaking; (4) putting the passion flower leaves extracted at normal temperature into an ultrasonic instrument, and ultrasonically extracting; (5) after extracting, puring out, and filtering by using silk and filter paper; (6) performing vacuum concentration by using a vacuum decompression concentration pot; (7) performing ultraviolet sterilization; (8) after sterilization, adding sterile water to a constant volume, and putting into a 4-DEG C refrigerator for standby application. The method is simple, and convenience and quickness are realized; according to the method, passion flowers, especially the passion flower leaves, are taken as a raw material to extract the extracting liquid for inhibiting pseudo-ginseng root rot, and are used for preventing and treating pseudo-ginseng root rot; convenience and quickness are realized, the use of chemical agents can be avoided, and the pseudo-ginseng root rot can be effectively inhibited.

The invention provides a rapid recovery device for offshore oil pollution. The rapid recovery device comprises a ship body, the ship body is connected with an oil storage bin and connected with a scraper through a lifting mechanism, the scraper is obliquely arranged, the front end of the scraper is used for collecting floating oil dirt, and an oil collecting groove is formed in the rear end of the scraper and communicates with the oil storage bin through an oil pump. The emulsion breaker is suspended in an emulsion layer through specific gravity adjustment, so that the emulsion layer is separated into oil and water. An emulsion layer is broken into oil and water, and the problem that only an oil layer can be collected in the market is solved. The scraping plate inclines relative to the water surface, so that when the upstream end of the scraping plate is located in oil dirt, the ship body operates at a low speed, and the oil dirt can flush the scraping plate to enter the oil collecting groove. The top overflow position of the overflow groove is lower than the top of the oil storage bin. The water overflows and is discharged from the top of the overflow groove under the action of gravity until the storage cabin is full of the oil dirt, the content of the water mixed in the oil storage cabin is reduced, the oil dirt water removal procedure in the later stage of oil dirt collection is reduced, and the oil dirt collection efficiency of the whole structure is improved.

The invention discloses a method for preparing banana chips rich in resistant starch at low temperature. The method comprises the following steps: (1) selecting raw materials: selecting green bananas as raw materials; (2) slicing: peeling and then cutting the green bananas into slices with thicknesses of 1.5-2mm; (3) performing colour protection: soaking the slices in a composite colour protection liquid for 5-10min; (4) drying: placing the banana slices in a low-dew-point and low-temperature dryer; (5) coating: coating the dried banana slices by a solution; (6) performing secondary drying: placing the coated banana slices into the low-dew-point and low-temperature dryer again and drying for 1-2h; (7) packaging: carrying out nitrogen-filled packaging on the secondarily dried banana slices; and (8) performing storage: storing the packaged products at a normal temperature. The method disclosed by the invention takes the green bananas as the raw materials, and aims at furthest reserving nutrient substances in the products, in particular, resistant starch, and the health functions of the products are realized; meanwhile, the characteristics of sufficient raw materials, low cost and easiness to storage of the green bananas are combined, thus the banana chips are good in economic benefit prospect.

The invention provides a grape on-tree storage method. The grape on-tree storage method comprises the step that girdling is conducted on stems when fruits are ripe, wherein girdling is conducted in the mode that the position, 0.5-1.5 cm away from a truck, of each stem is girdled by one circle. The grape on-tree storage method enables the on-tree storage period of summer black grapes to belonger than 45 days, and can make red-globe grapes keep good TSS after at least 90 days of on-tree storage. The grape on-tree storage method has the advantages that required operation is simple, the on-tree storage effect is remarkable, and the market application prospect is huge.