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496results about How to "Shorten the production cycle" patented technology

Carbonization maintenance aerated concrete

The present invention relates to a carbonized maintained aerated concrete prepared by utilizing steel slag and cements to absorb the carbon dioxide gas. The carbonized maintenance aerated concrete is manufactured by adopting the following method: the steel slag or cement containing carbonized components can be taken as raw materials, the air-entraining agents and the water are added in the raw materials. After being mixed uniformly, the generated mixtures are pressed and manufactured into the aerated concrete. Under the maintenance of the carbonized gas, the aerated concrete is made into the carbonized maintained aerated concrete; the weight percentage that the carbonized components take in the raw materials is no less than 20 percent; the carbonized gas is the carbon dioxide gas; the maintain conditions are that the concentration of the carbon dioxide is larger than wt15 percent, the pressure of the curing gas is larger than 1bar and the carbonization and maintenance temperature ranges from 30 to 200 Celsius system. The industrial waste gas is utilized for the technology, thus reducing the exhaust of the greenhouse gas, the carbon dioxide, preparing the aerated concrete products with good performance and shortening the production cycle. The beneficial effects of the present invention are that the waste is utilized, the environment is protected, the energy is saved and the cost is low.
Owner:UNIV OF JINAN

Protective atmosphere electro-slag continuous casting furnace

The invention discloses a protective atmosphere electro-slag continuous casting furnace, which belongs to metal electro-slag re-melting equipment. The furnace comprises an alternating current power supply, electrode lifting mechanisms, a consumable electrode, a conductive crystallizer, a supporting mechanism, a molten steel liquid level detection device, an argon protective cover, a vibration mechanism, a throwing mechanism, a cutting device and a control system. The electrode lifting mechanisms are fixed on two sides of the conductive crystallizer; one end of the consumable electrode is fixed on a cross arm of the electrode lifting mechanism and is connected with the alternating current power supply, while the other end passes through the argon protective cover and is placed inside the conductive crystallizer; the conductive crystallizer is a jacket type water-cooled crystallizer with combined upper and lower parts, a conductive ring is embedded at the upper wall, and the conductive ring is connected with the alternating current power supply through a cable so that a loop is formed from the alternating current power supply, the consumable electrode, furnace slag, the conductive ring to the alternating current power supply; the vibration mechanism is fixed on the supporting mechanism, and a cam of the vibration mechanism is tightly contacted with a shell of the conductive crystallizer; the joint of upper and lower cavities of the conductive crystallizer is provided with the molten steel liquid level detection device; the throwing mechanism and the cutting device are fixed under an ejection port of the conductive crystallizer in turn; and the control system is electrically connected with the cross arm of the electrode lifting mechanism, the molten steel liquid level detection device, the drawing mechanism and the cutting device respectively. The protective atmosphere electro-slag continuous casting furnace can realize electro-slag continuous casting.
Owner:SHENYANG HUASHENG METALLURGICAL TECH & INSTALLATION

Parallel-type permanent magnet direct-drive wind power converter in wind driven generation system and control method thereof

The invention relates to a parallel-type permanent magnet direct-drive wind power converter in a wind driven generation system and a control method thereof, belonging to the technical field of power electronics, which solve the problems of increased system volume and complex control method in a traditional parallel converter when the circular flow problem is solved. The parallel-type permanent magnet direct-drive wind power converter consists of two sets of back-to-back PWM (Pulse-Width Modulation) converter module, two input side three-phase reactors and two output side three-phase reactors, wherein each set of back-to-back PWM converter module consists of a rectifier, an inverter and a capacitor. In the control method, a machine side circular flow controller is adopted at a machine side and the output of the machine side circular flow controller is compensated to the initial three-phase duty ratio of a first machine side rectifier; a net side circular flow controller is adopted at a net side and the output of the net side circular flow controller is compensated to the initial three-phase duty ratio of a first net side inverter, thereby respectively adjusting three-phase duty ratio signals of the back-to-back PWM converter modules and achieving the purpose of inhibiting the circular flow. The invention is used for conveying energy of a higher-power generator to power grid.
Owner:HARBIN INST OF TECH

Factory seedling cultivating method of actinidia arguta

InactiveCN102177847AShorten the production cycleEliminate the step of rooting cultureHorticulture methodsPlant tissue cultureBudPlant tissue culture
The invention belongs to the technical field of plant tissue culture and particularly relates to a factory seedling cultivating method of actinidia arguta. The method is mainly technically characterized by comprising the five steps of: preparing culture media, selecting and disinfecting explants, inoculating, subculturing and transplanting in a sand bed. The factory seedling cultivating method of actinidia arguta is mainly provided on account of the conditions that actinidia arguta is in a wild state in all northeast areas, and the traditional cultivating modes which comprise sowing propagation, cuttage propagation and grafting propagation cause the problems that the variation of offspring characters is serious, male plants are difficult to separate from female plants, resources are seriously damaged, the seedling cultivating speed is low, the characters of the female plants are difficult to keep, the plants are easily infected with bacteria, the survival rate of the seedlings is low, and the like. Induced buds are subcultured and then directly transplanted in the sand bed, the rooting culture process is omitted, the seedling cultivating period is shortened by 50-60 days, the seedling cultivating cost is greatly lowered, the survival rate of the seedlings is obviously increased, the plant infection rate is reduced, excellent female plant characters are kept, and the variety degrading problem is solved.
Owner:SHENYANG AGRI UNIV

MES (Manufacturing Execution System) dynamic workshop scheduling and manufacturing execution system

The invention discloses an MES (Manufacturing Execution System) dynamic workshop scheduling and manufacturing execution system. According to the system, a planning layer, a control layer and an MES are integrated on the basis of the MES, the production capability and the load are averaged under an existing production condition, the production period is shortened and articles being processed are reduced, so that the aim of improving the economic benefits is finally realized. The timeliness of information of the MES can meet the requirements of rapid change of production operation very well; the scientificity of enterprise production scheduling and a workshop operation informationalized level can be improved; meanwhile, the change of the market and the processing process can be rapidly reflected in time and the corresponding adjustment is carried out, so that the operation efficiency of the system is improved. On the basis, the workshop production scheduling is visually modeled and simulated by using Witness; a simulation model is established and the simulation analysis is carried out so as to carry out analogue simulation and data statistics on each scheme; the contrastive analysis is carried out on related data of each set of machinery equipment and each product and corresponding data before improvement so as to realize the optimization of workshop scheduling.
Owner:XIAN TECHNOLOGICAL UNIV

Age hardenable aluminum alloy integral panel one-step forming method based on autoclave

ActiveCN103691793AEliminate internal stress differencesShorten the production cycleInternal stressAluminium alloy
The invention discloses an age hardenable aluminum alloy integral panel one-step forming method based on an autoclave. The method includes the steps: firstly, fixing an aluminum alloy plate blank on a forming die, and placing the aluminum alloy plate blank into the autoclave after the aluminum alloy plate blank and the forming die are sealed in a vacuum manner; secondly, providing temperature needed by aluminum alloy aging and pressure needed by component laminating inside the autoclave, and enabling heavy-curvature portion materials to reach yield limit and enter a creep aging stage by keeping a laminating state after plastic deformation. Internal stress distribution is adjusted by local plastic deformation, so that the problem of non-uniform performance caused by internal stress difference in the creep aging process can be eliminated, production cycle and rebound are decreased by combining plastic deformation with creep deformation, and the height of the die can be decreased. The process method can be implemented in the autoclave with enough capacity, the highest working pressure is not lower than 10Bar, and the using temperature can range from 100 DEG C to 200 DEG C. The method is simple and convenient to operate, can be implemented only by one set of female die and has an actual industrial production application value, a tool is simple, and cost is saved.
Owner:CENT SOUTH UNIV +1

High-efficiency production-increasing codonopsis pilosula cultivation method

The invention discloses a high-efficiency production-increasing codonopsis pilosula cultivation method which includes the following steps of land preparation before seedling cultivation, seed preparation, sowing and quick breeding seedling culture. The quick breeding seedling culture includes that a. first-generation tissue culture seedlings are adopted as a breeding material; b. when the seedlings on a seedbed grows to 25cm and stem tips and stems are formed, the stem tips and the stems of the seedlings are taken down, the wound portions of the stem tips and the stems are immersed into 500-ppm rooting powder solution to be processed, then the stem tips and the stems are directly planted on a greenhouse hot bed of an agricultural facility and starts to survive in soil of the hot bed, and the stems tips and the stems grow for 30 days under the temperature of 28-35 DEG C to form second-generation complete plants; and c. continuously taking the stems and the step tips of the plants to conduct planting and breeding in the greenhouse hot bed of the agricultural facility after the second-generation complete plants are formed, third-generation plant seedlings are formed after 30 days, and the seedlings can emerge in the 30-day period to be planted. Autumn transplanting is a better choice in autumn sowing, and ridge planting or rest-balk planting is adopted. By means of the method, the seeds are large in seedling forming number, consumed time is short, seed quality purity is high, the production increase effect is remarkable and the method is suitable for large-scale planting.
Owner:安顺市西秀区鑫源药材种植园

Process method for preparing high-purity levodopa

The invention discloses a process method for preparing high-purity levodopa. By utilizing chemical characteristics of levodopa, acid water is applied to extract, an impurity removing agent is used for preliminary purifying, and enriching and separating are carried out by virtue of electroosmosis; then, separation is carried out by adopting an isoelectric-point crystallization technology, and a crude crystal is dried to obtain a finished product after being re-crystallized. Process steps are as follows: crushing a mucuna material, adding acid water to extract, adding the impurity removing agent into extracting liquor to remove impurities, filtering, regulating pH value of the liquor to 1-4, entering an electroosmosis device for enriching and separating, regulating the pH value to 3.5, placing at a low temperature of 0 DEG C-4 DEG C, separating out levodopa, regulating acidity of precipitates, adding an antioxidant, placing at the low temperature, separating out crystal, and drying to obtain the finished product. The process method disclosed by the invention adopts the electroosmosis method for enriching and separating the levodopa, so that problems that the levodopa is damaged in an alkaline environment and the like are effectively avoided, and therefore, production period is shortened, energy consumption and cost are lowered; moreover, the method is environmental friendly.
Owner:李叶华

Automatic generation method of secondary electrical schematic diagrams based on Auto CAD

The invention discloses an automatic generation method of secondary electrical schematic diagrams based on Auto CAD. The automatic generation method includes the steps that modular processing is carried out on factory-like secondary electrical schematic diagrams of various elements of a switchgear set, united figure numbers are compiled through diagram paper after the modular processing, and a stand diagram list is formed; the secondary electrical schematic diagrams are classified according to a CT current loop, a control loop, a switchgear subsidiary loop, a PT voltage circuit and other subsidiary loops to set up a secondary electrical schematic diagram model selection list; parameters are inputted; a schematic diagram selection list is automatically formed through calling of an EXCEL VBA function; whether the secondary electrical schematic diagram selection list is reasonable or not is judged, after the secondary electrical schematic diagram selection list is determined, the secondary electrical schematic diagrams are sequentially called in the Auto CAD according to the figure numbers of the selection list, the diagram paper is summarized and tidied, and needed information is generated by means of a CCES electrical diagram platform. The automatic generation method has the advantages of being capable of shortening time limit for goods delivery, and improving work efficiency and design accuracy rate.
Owner:SHANDONG AIPU ELECTRICAL EQUIP

Stacking slice type piezoresistor and manufacturing method thereof

ActiveCN101350239AShorten the production cycleLow manufacturing costResistor housing/enclosing/embeddingResistor manufactureVaristorEngineering
The invention is suitable for various electrical apparatus fields, and provides a multi-layer chip voltage-dependent and process for preparation, wherein the voltage-dependent comprises an upper cover, a lower cover, a voltage dependent resistor unit and a terminal electrode, the upper cover and the lower cover are made from voltage dependent resistor materials, and the voltage dependent resistor unit is arranged between the upper cover and the lower cover and is equipped with two inner electrodes. The multi-layer chip voltage-dependent and process for preparation are characterized in that the two inner electrodes are separately printed, a binding film is printed on one inner electrode, a voltage dependent resistor membrane band is printed on the binding film, and the other inner electrode is printed on the voltage dependent resistor membrane band. The process for preparation comprises the processes which are proportioning, pulping, preparing band, printing, hot water voltage sharing, cutting, dumping, sintering, sealing end and electroplating and the like. The multi-layer chip voltage-dependent is prepared through the process of the invention, the production cycle of products is greatly reduced, and the making cost of the products is saved.
Owner:SHENZHEN ZHENHUA FU ELECTRONICS

Method for forming Ti/Al dissimilar alloy based on laser selective melting technology

The invention discloses a method for forming a Ti/Al dissimilar alloy based on a laser selective melting technology. Drying and pre-screening treatment are carried out on aluminum alloy and titanium alloy powder; then program files and SLM equipment are prepared; the laser selective melting technology is used for forming a bottom titanium alloy part, after forming is completed, the titanium alloypowder in a powder supply chamber of the SLM equipment is replaced with the aluminum alloy powder, and the laser selective melting technology is continuously used for forming an upper aluminum alloy part on the titanium alloy substrate; and finally, wire cutting equipment is used for cutting parts from the substrate. The laser selective melting technology can directly form the complex parts, shortens the production cycle, improves the forming efficiency and has great production and application value in the aerospace field; and in addition, the laser selective melting technology is adopted, thecooling rate can reach 106 orders of magnitude, a molten pool rapidly solidifies, the solid solubility of aluminum in the titanium alloy is greatly improved, the phenomenon of component segregation is overcome, and the effect of refined crystalline strengthening is achieved.
Owner:BEIJING UNIV OF TECH

In-mold injection molding method and in-mold injection molding mold

The invention discloses an in-mold injection molding method and an in-mold injection molding mold. The in-mold injection molding mold comprises a movable mold, a fixed mold, a female mold cavity arranged on the movable mold, and a male mold arranged on the fixed mold, wherein the fixed mold is also provided with a first slider and a second slider which moves forwards and backwards under the control of an oil cylinder; the first slider and the second slider are respectively fixedly connected at two ends of the male mold; and a part on the male mold, corresponding to the edge of the female mold cavity, is provided with a first knife edge along the periphery. The in-mold injection molding method comprises the following steps: a. carrying out thin film printing; b. feeding a film to the mold by a film feeding device; c. adsorbing the film into the female mold cavity of the mold in vacuum; d, carrying out mold closing; e, punching the thin film by using the first knife edge on the mold; and f, carrying out injection molding, cooling and mold opening, and taking out the product. By the in-mold injection molding method and the in-mold injection molding mold, the problem of the uniformity of the covered edge of an in-mold decoration product is solved, the aim of carrying out vacuum adsorption, punching and injection molding in one set of mold is realized, the production period is shortened greatly, and the production efficiency is improved.
Owner:TEC HI PRINTING TECH

Glass fibre tissue compound heat-insulating plate and preparation method for same

The invention discloses a glass fibre tissue compound heat-insulating plate and a preparation method for the same. The heat-insulating plate comprises a heat-insulating layer, an adhesive and a glass fibre tissue veneer material layer, wherein the inner side of the glass fibre tissue veneer material layer is adhered on the surface of the heat-insulating layer via the adhesive. The preparation method comprises the following steps of: preparing the adhesive; producing the heat-insulating layer; brushing an interface agent on the inner surface of the glass fibre tissue veneer material layer; adhering the inner side of the glass fibre tissue veneer material layer which is subjected to interface treatment on the surface of the heat-insulating layer via the adhesive; and directly superposing and packaging compound heat-insulating plates which are adhered with the glass fibre tissue veneer material layers on the surfaces, and standing for 1-3 days. According to the invention, the compound heat-insulating plates can be mutually superposed, stacked and directly packaged while the integrity of the compound heat-insulating plates is enhanced; in this way, production cycle is saved, and maintenance on a shelf is avoided, thus reducing production cost and increasing production efficiency.
Owner:JIANGSU NIGAO SCI & TECH +1
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