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192results about How to "Guaranteed production cost" patented technology

Equipment and method for extracting biologically active ingredients from subcritical fluid

The invention discloses equipment and a method for extracting biologically active ingredients from subcritical fluid, aims to solve the problems of low extraction efficiency and the like existing in the aspects of biologically active ingredient separation technology in the prior art and provides a set of subcritical equipment which comprises an extracting agent supply system, an entrainer supply system, an extraction system, a separation system, a solvent recycling system, a desolvation system, a heat supply system, a computer control system and the like, has high automatic control degree and is used for extracting the biologically active ingredients. Simultaneously, the invention also provides a new technological method for extracting the biologically active ingredients by adopting a subcritical extraction process. The method has the advantage of relatively low cost on the conventional extraction of an organic solvent, and the equipment has the characteristics of no solvent residue, no pollution, high bioactivity and the like in a product obtained by supercritical CO2 extraction technology and has the advantages of low investment on production equipment, high production efficiency within unit time, low energy consumption, flexible operation, high degree of automation and the like.
Owner:XINJIANG UNIVERSITY +1

Steel plates for 355MPa-level easy-to-weld ocean platform and production process of steel plates

The invention belongs to the technical field of constructional steel for ships and ocean engineering and in particular relates to steel plates for a 355MPa-level easy-to-weld ocean platform and a production process of the steel plates. Two steel plates of which the thickness specifications are [6-40]mm and [40-60]mm are comprised, wherein the steel plate with the thickness specification of [6-40]mm comprises the following chemical components in percentage by mass: 0.10-0.15 percent of C, 0.20-0.50 percent of Si, 1.20-1.50 percent of Mn, not more than 0.015 percent of P, not more than 0.005 percent of S, 0.020-0.050 percent of Nb, 0.010-0.050 percent of V, 0.008-0.020 percent of Ti, 0.015-0.055 percent of Als, not more than 0.43 percent of Ceq, not more than 0.23 percent of Pcm and the balance of Fe and inevitable impurities; and the steel plate with the thickness specification of [40-60]mm comprises the following chemical components in percentage by mass: 0.10-0.15 percent of C, 0.20-0.50 percent of Si, 1.30-1.60 percent of Mn, not more than 0.015 percent of P, not more than 0.005 percent of S, 0.030-0.060 percent of Nb, 0.020-0.060 percent of V, 0.008-0.020 percent of Ti, 0.015-0.055 percent of Als, not more than 0.12 percent of Nb+V+Ti, not more than 0.43 percent of Ceq, not more than 0.23 percent of Pcm and the balance of Fe and inevitable impurities. According to the production method, the steel plates for the easy-to-weld ocean platform are produced by adopting low Ceq, low Pcm, Nb as well as V and Ti microalloy components and a normalizing heat treatment process and are lower in production cost, even in mechanical property and favorable in welding property.
Owner:JIGANG GRP

Hydrocarbon fire resistant ultrathin expanded fireproof coating and preparation method thereof

The invention provides a hydrocarbon fire resistant ultrathin expanded fireproof coating and a preparation method thereof. The coating comprises the following components in part by weight: 10 to 30 parts of epoxy resin, 1 to 4 parts of modified curing agent, 5 to 20 parts of modified resin, 2 to 8 parts of rheological agent, 10 to 35 parts of catalyst, 10 to 25 parts of carbon forming agent, 0 to 11 parts of foaming agent, 5 to 10 parts of fluxing agent, 3 to 10 parts of pigment and filler, and 2 to 5 parts of antibacterial bactericide. The method comprises the following steps of: mixing the crushed resin and other components uniformly, extruding the mixture at the temperature of 95 DEG C at the rotational speed of 300 revolutions per minute, crushing the extruded product, and sieving the powder with a sieve of 40 meshes to obtain the coating. The coating has low curing temperature, high hydrocarbon fire resistant limit, good bonding force and high strength, can tolerate high and low-temperature circulating influence, has air purification and sterilization functions, and is convenient for construction; and the preparation method is simple, and has low energy consumption. The coating is particularly suitable for fire protection of steel, aluminum and other materials of the indoor and outdoor petrochemical industry with hydrocarbon fire risks.
Owner:应急管理部四川消防研究所

Plate transporter

The invention relates to a plate transporter and solves the problems that the prior production line is large in length, large in floor area, high in production cost, complex in maintenance process, and inconvenient to use and operate. The plate transporter is technically characterized by comprising a transporting frame for picking and placing plates, a transition frame with a slide rail, a bench, and a driving mechanism for driving the transporting frame to transport plates between the transition frame and the bench. The driving mechanism comprises first gears, second gears, third gears, reciprocating cylinders, racks, second links, and first links, wherein the first gears, the second gears and the third gears are meshed in sequence, the racks driven by the reciprocating cylinders are meshed with the first gears, the second links fixed to the first gears are hinged to the transporting frame, and the first links fixed to the third gears are hinged to the transporting frame. The plate transporter further comprises a pusher and third links, wherein the pusher moves along the slide rail and the third links hinged to the first links, the second links or the transporting frame are hinged to the pusher. The plate transporter is simple in structure, easy to maintain, low in production cost and stable and safe in transporting process.
Owner:嘉兴笼列电子商务有限公司

Automatic secondary-packaging molding production line

The invention discloses an automatic secondary-packaging molding production line. The production line comprises a feeding unit, a packaging unit, a molding unit and a discharging unit, wherein the feeding unit comprises a feeding pull band; the packaging unit comprises a primary-packaging station and a primary-cutting station; the primary-packaging station is arranged close to the primary-packaging correction station; an upper packaging cavity, a low packaging cavity and a movable cavity are formed in the primary-packaging station; the primary-cutting station is provided with a primary-cutting mechanism for cutting sealing edges of cells; the molding unit comprises a cell transfer mechanism, and a fine packaging mechanism, a rolling wheel edge-folding mechanism, an adhesive dispensing mechanism, a thermoprint edge-folding mechanism, and a second weighing station arranged on the two sides of the cell transfer mechanism in sequence; and the discharging unit comprises a discharging pull band. According to the automatic secondary-packaging molding production line, the feeding unit, the packaging unit, the molding unit and the discharging unit are integrated on one equipment, so that the fully automatic production of a softly-packaged lithium battery from feeding to discharging can be realized; and therefore, the production efficiency of the lithium battery is improved, the productivity is improved, the production cost is lowered, and the economic benefit is increased.
Owner:DONGGUAN HONBRO LI BATTERY EQUIP TECH

Al-Mg-Zn aluminum alloy welding wire and preparation method thereof

The invention relates to an Al-Mg-Zn aluminum alloy welding wire and a preparation method thereof, and belongs to the technical field of aluminum alloy welding wires. The Al-Mg-Zn aluminum alloy welding wire is prepared from the components in percentage by mass: 0.5 to 3.0 percent of Zn, 4.5 to 5.5 percent of Mg, 0.05 to 0.20 percent of Mn, less than or equal to 0.15 percent of Ti, less than or equal to 0.15 percent of Cr, less than or equal to 0.25 percent of Fe, less than or equal to 0.25 percent of Si, less than or equal to 0.15 percent of the total amount of other impurity elements, less than or equal to 0.05 percent of the content of single impurity element, and the balance Al. The preparation method comprises the steps of smelting, casting, heating to 440 DEG C to 470 DEG C, keepingwarm for 3h to 6h, carrying out hot extrusion, heating to 480 DEG C to 550 DEG C, keeping arm for 3h to 6h, rolling, intermediate annealing, scaling, and multi-pass drawing. According to the method, high-temperature long-time homogenization treatment is not needed, so that the energy is saved, and the welding wire production process is shortened; and excess crystal phase particles in the welding wire are fine in size and uniform in dispersion and distribution, so that wire breakage caused by drawing is reduced, the welding wire yield is improved, the production cost is reduced, and a welding performance and the weld seam metal strength of the welding wire can be improved.
Owner:NORTHEASTERN UNIV

Enhanced composite polyethylene double wall twined pipe and production method thereof

The invention relates to the technical field of a pipeline, and specifically relates to an enhanced composite polyethylene double wall (an alternate name of a hollow wall) twined pipe and a production method thereof. The enhanced composite polyethylene double wall twined pipe is formed by enhanced composite polyethylene hollow rectangular pipes through spiral winding and bound by the bonded adhesives. Through change of a raw material formula and the preparation method of the composite polyethylene double wall twined pipe, the disadvantages of the current polyethylene double wall twined pipe can be overcome, toughness and rigidity of the polyethylene double wall twined pipe can be obviously increased, the high temperature resistance and chemical stability of the product are increased, the shrinkage rate of the double wall twined pipe is reduced, the size stability of the increased; the degree of crystallization of the polypropylene having an enhancing effect is higher than that of polyethylene, a nucleating agent capable of increasing degree of crystallization and the crystallization speed is added as a modification auxiliary agent, during practical production, the cooling moulding speed of the product is obviously increased, the production efficiency is greatly increased, and the production cost is saved.
Owner:CHONGQING JINSHAN YANGSHENG PIPELINE CO LTD

Vanadium-titanium nodular cast iron smelting method

The invention discloses a vanadium-titanium nodular cast iron smelting method which comprises the steps of weighing furnace burden, smelting, spheroidizing and inoculating, wherein the smelting step comprises the sub-steps: adding oxide scale of which the addition amount is 0.5-1.5 percent of the weight of the furnace burden, and adding the oxide scale at the bottom of the furnace burden during smelting and charging; in the smelting step, after the furnace burden is molten down, adding silicon iron into molten iron for regulating the components, so as to achieve the deoxidation effect. The method has the beneficial effects that the low-price oxide scale is added into the bottom of the furnace burden during charging, and the element Ti is oxidized preferentially, so that the titanium content is reduced, the inverse spheroidizing effect of titanium is weakened, nodularizing in vanadium-titanium ductile iron is guaranteed, and a good dephosphorization effect is achieved when the oxide scale is added during smelting; the oxide scale is wide in source and low in price, the oxide scale is reasonably utilized, the production cost can be reduced, and the environment-friendly energy-saving effects are achieved. According to the method, the process is simple, the operation is convenient and the cost is low, and the comprehensive performance of the vanadium-titanium nodular cast iron is guaranteed.
Owner:XIHUA UNIV

Running operation method of steam power system

InactiveCN104657789AGuaranteed production costAdapt to the trend of energy saving and environmental protection requirementsForecastingSteam powerEngineering
The invention discloses a running operation method of a steam power system. The method comprises the following steps: acquiring performance characteristic parameters of each device in the steam power system and technological parameters of the steam power system; according to an energy and mass conservation equation of the steam power system, establishing a mixed integral linear programming model of the steam power system, and setting an optimized target function for the mixed integral linear programming model; regarding a production cost and an exhaust emission cost as targets, adopting an epsilon augmented constraint method to solve the optimized target function to obtain target optimized parameters; using the target optimized parameters as operating parameters of the steam power system to carry out operation control on the steam power system. According to the running operation method disclosed by the invention, the production cost and the exhaust emission cost are regarded as targets, the optimized target function is solved by the epsilon augmented constraint method, and an optimizing strategies meeting the two targets of the production cost and the emission cost can be obtained, so that the production cost of an enterprise can be ensured, meanwhile the method is suitable for the energy-saving environment-protecting requirement tendency, and can be used for scientifically adjusting the production and operation strategy.
Owner:ZHEJIANG UNIV

Hydrogen storage alloy for nickel-metal hydride battery and manufacturing method of hydrogen storage alloy

The invention relates to hydrogen storage alloy for a nickel-metal hydride battery and a manufacturing method of the hydrogen storage alloy. The chemical formula of the hydrogen storage alloy is La1-x-yCexReyNi4.83-a-b-cCoaMnbAlcMd, x, y, a, b and c in the formula are atomic ratios, and the ranges of x, y, a, b and c satisfy the conditions that x=(0.175, 0.20, 0.30 and 0.35), y=(0.015, 0.02, 0.03 and 0.05), a=(0.15, 0.18, 0.20 and 0.25), b=(0.36, 0.42, 0.54 and 0.85), c=(0.15, 0.18 and 0.21), d=(0.25, 0.45 and 0.56), 0.19<=x+y<=0.4, and 0.9<=a+b+c+d<=1.4, wherein Re is one of Y, Zr and Gd, and M is at least one of Fe, Cr and Si. In the manufacturing process, gas and impurities in the alloy are removed in a film forming manner, raw materials are fully alloyed, annealing treatment is used as assistance, the composition segregation of the alloy can be remarkably reduced, and lattice imperfection and lattice stress are eliminated. The hydrogen storage alloy manufactured through the method has the beneficial effects of being high in discharge capacity and anti-pulverization capacity, low in production cost and the like, and the requirements of the Ni-MH battery for production cost and the performance can be met.
Owner:INNER MONGOLIA XIAOKE HYDROGEN STORAGE ALLOY CO LTD

Method for reducing residual stress of high-slenderness-ratio arc-shaped fillet opened aluminum alloy forge pieces

The invention discloses a method capable of avoiding buckling of forge pieces in the length direction and reducing residual stress of high-slenderness-ratio arc-shaped fillet opened aluminum alloy forge pieces. A cold compressing die is adopted for implementing the method and the method comprises the steps that A, the forge pieces are subjected to cold compression within four hours after solid solution heat treatment; B, the forge pieces are put into the cold compressing die; C, a steel plate is longitudinally arranged in the position, corresponding to a fillet, of the non-fillet face, and then cold compression deformation is conducted; D, a new steel plate is placed on each of the two sides of the part subjected to cold compression, the overlap amount of the steel plate and the indentation of former cold compression is 30%-50%, and then cold compression deformation is conducted again; E, the step D is repeated until cold compression deformation of all zones of the non-fillet face is completed; F, finally, the middle of the non-fillet face is subjected to cold compression again; and G, overall cold compression is conducted again after segmented cold compression is completed and the overall cold compression is controlled by tonnage. By adopting the method, the uniformity of the appearance of the forge pieces can be ensured and the evenness of the cold compression deformation amount of the forge pieces is improved.
Owner:中国第二重型机械集团德阳万航模锻有限责任公司

Vehicle trapping extricating system and vehicle

The invention provides a vehicle trapping extricating system and a vehicle. The vehicle trapping extricating system comprises a pressure outputting device, valves, and first control devices, wherein the pressure outputting device is connected with a vehicle brake pedal and is used for outputting pressure according to a brake of each braking-direction wheel of the brake pedal to enable the brake to work; the pressure outputting device is connected with the brake of each wheel of the vehicle by a braking pipeline; the valves are arranged on the braking pipelines; the first control devices are used for controlling the valves to be in a switching on or off state, and when at least one wheel is trapped, the first control devices control the valve on the braking pipeline corresponding to the trapped wheel to be switched on, and when the pedal is started, the trapped wheel obtains power; and the other first control devices are used for controlling the valves on the braking pipelines corresponding to the other wheels, except for the trapped wheel, to be switched off, the corresponding braking pipelines are cut off by the valves, and when the pedal is started, the other wheels, except for the trapped wheel, have no power. The vehicle trapping extricating system provided by the invention is good in trapping extricating effect and low in production cost.
Owner:BAIC GRP ORV CO LTD
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