171results about How to "Desaturation" patented technology

A dental multi-color machinable zirconia ceramic and its preparation method. The zirconia ceramic has the characteristics of translucence and color gradient, and contains more than five porcelain layers with the same hue and different saturation. The lightness gradually decreases from the top of the ceramic to the bottom layer, and the saturation The density gradually increases, and the color transitions naturally with a sense of hierarchy; the pre-sintered porous ceramic body of the zirconia ceramic is easy to cut and shape, and can be used to make personalized and beautiful dental zirconia all-ceramic restorations through the CAD / CAM system, which is conducive to preserving the abutment teeth. Improve the repair success rate. The preparation method of the dental complex color machinable zirconia ceramic is simple, effective and easy to popularize.

A Red Green Blue-to-Red Green Blue White (RGB-to-RGBW) color decomposition method and system. The RGB-to-RGBW color decomposition method includes: determining an output value of white based on inputted RGB values and a saturation; and outputting the output value when an input color is a pure color.

The invention discloses an image saturation processing method based on the depth of field, which is used to process scene data collected by an imaging device. The scene data includes a main scene image. The processing method comprises the following steps: processing scene data to judge whether there is a human image in the scene; if there is a human image in the scene, processing the scene data to identify a human image area; and processing a main scene image to reduce the saturation of the human image area. In addition, the invention discloses a processing device and an electronic device. According to the image saturation processing method, the processing device and the electronic device, if there is a human image area in a shot scene, the human image area is identified, and the saturation of the human image area is reduced. The saturation of the human image area is processed separately. The reduction in saturation of the human image area is conducive to the color performance of the human image area and a better image effect.

The invention provides a slag washing water steam recycling and white fog removing system and a recycling method. The slag washing water steam recycling and white fog removing system comprises a slagwashing water steam chimney close to a blast furnace, at least one cooling spraying device and a hot air furnace assembly; the lower portion of the slag washing water steam chimney can contain waste slag discharged out of the blast furnace and carries out slag washing operation, the cooling spraying devices are arranged in the middle of the slag washing water steam chimney and spray atomized waterto the lower portion of the slag washing water steam chimney, the hot air furnace assembly is communicated with the blast furnace and the upper portion of the slag washing water steam chimney, the hot air furnace assembly can convey generated hot air into the blast furnace, and conveys the treated waste gas to the upper portion of the slag washing water steam chimney, the mist spraying cooling direct heat exchange manner is adopted, the cooling efficiency is high, in combination with the humidity and condensation effect of atomized water, a small amount of water is sprayed, and therefore a large amount of water steam can be recycled, water steam which is not condensed is subject to waste gas temperature rise dilution, the water steam saturability is reduced, and white smoke is prevented from being generated.

The invention discloses a traffic flow capacity increasing control method for a comprehensive waiting area at a road intersection, comprising the following steps: S1, adding a comprehensive waiting area, setting a primary stopping line and a secondary stopping line at the end of the comprehensive waiting area, and setting the distance between the primary stopping line and the secondary stopping line as the length of the comprehensive waiting area; and S2, adding a variable information board, pre-signal lamps and an induction coil buried under the road surface to the medial strip of the road opposite the comprehensive waiting area, wherein the pre-signal lamps include a pre-signal red lamp and a pre-signal green lamp, and the pre-signal red lamp goes on 10-12 seconds earlier than an original go-straight or turn-left traffic signal green lamp at the intersection. By adopting the method of the invention, the traffic capacity of the intersection is improved greatly, and the space resources of the intersection are prevented from lying idle.

The invention discloses a linear rotation permanent magnet actuator adopting a staggered pole structure. the linear rotation permanent magnet actuator comprises a housing (1), a stator, a rotor and a rotating shaft (9), wherein the stator is provided with three groups of stator units in the axial direction, the three groups of stator units are connected by virtue of non-magnetic-conducting connectors (10); the stator is provided with first magnetic poles (6) and second magnetic poles (7) which are alternatively arranged in the axial direction, the first magnetic poles (6) comprise first permanent magnetic poles (61) and first iron poles (62) which are alternatively arranged in the circumferential direction, the second magnetic poles (7) comprise second permanent magnetic poles (71) and second iron poles (72) which are alternatively arranged in the circumferential direction, and the first permanent magnetic poles (61) and the second permanent magnetic poles (71) are opposite in magnetism. According to the linear rotation permanent magnet actuator, the consumption of a permanent magnet is greatly reduced, the size of the actuator is reduced, and the power density is increased.

The invention relates to a method for selectively removing calcium ions from a concentrated water byproduct of a sea water desalination process and other high-calcium-magnesium-content concentrated brines, which comprises the following steps: regulating the pH value of the concentrated water to 7.0-8.5, and then heating to a certain temperature; introducing the concentrated water into a heat-insulating apparatus capable of realizing sealed stirring, adding a sodium sulfite or sodium carbonate solution having a certain concentration while stirring, reacting for 1-40 minutes while sufficiently stirring, standing for 5-10 minutes, and then filtering to remove calcium sulfite or calcium carbonate precipitate; and adding hydrochloric acid into the filtrate to regulate the pH value back to 6. According to the invention, the problems of low calcium removal rate, high magnesium loss rate, long stirring time and the like during the concentrated water treatment based on the traditional normal-temperature sodium carbonate precipitation method are overcome, the operation is convenient, the investment is low, and the operation cost is low; and the concentrated water liquid subjected to decalcification treatment can be further deeply concentrated through a membrane method or hot method, thereby improving the fresh water recovery rate and realizing the reutilization and zero discharge of the resources. The method provided by the invention is suitable for selectively removing calcium ions from sea water, sea water or brackish water subjected to other treatment processes such as reverse osmosis or multiple-effect evaporation and concentration, underground salt brines and concentrated water of industrial waste water subjected to reverse osmosis treatment.

The invention relates to a later-period air injection exploitation method for super heavy oil reservoir using steam assisted gravity drainage (SAGD) exploitation. The method comprises the following steps of: newly drilling a straight well as an air injection well at a position where a steam cavity of the super heavy oil reservoir develops poorly; perforating on the upper part of the air injection well to complement a perforation section with the length of 2-3m; continuously injecting air by the air injection well at the speed of 20,000-80,000m<3> / day and firing to exploit; and stopping injecting the air when the volume percentage of the oxygen in the produced gas reaches 3 percent or the volume ratio of the volume of the injected air and the volume of the produced crude oil reaches over 3,000m<3> / m<3>. With the adoption of the method, the later-period heat loss is reduced by using the SAGD technology, and the stable production of the whole system is maintained by utilizing heat energy released by reacting substances in the oil reservoir.

The invention relates to a method for removing olefins from reformate through liquid phase circulation selective hydrogenation. The method is characterized in that performing hydrogen saturation in a pipeline to form a raw material / hydrogenation product / hydrogen liquid phase mixture, and adding the liquid phase mixture to a multistage conventional hydrogenation reactor in sections under the hydrogenation condition; and entering a catalyst bed area in sections for reaction, wherein part of reaction products discharged from the bottom of the reactor circulate and are mixed with fresh raw materials, and part of reaction products discharged from the reaction system enter a follow-up separating device, the ratio of the circulation volume and the raw materials in the circulating liquid hydrogenation products is 1: (1-5): 1 by volume, the hydrogenation process conditions include that the reaction temperature is 80-180 DEG C, the pressure is 1.5-2.0MPa, and the fresh feed volume space velocity is 2.0-4.0hr-1.

The invention discloses a method for treating liquefiable sandy soil foundations by using microbial bubbles, mainly targeting at liquefiable sandy soil layers, using liquid injection nozzles, hollow drill pipes, connectors, catheters, compressors, bacterial liquid storage tanks, etc. The device injects pre-enriched and cultured denitrifying bacteria liquid into the soil to replace pore water, and the bacteria perform denitrification in the pores to produce inert gases nitrogen and carbon dioxide. The nitrogen produced by biological metabolism in the pores can effectively reduce the soil saturation, increase the shear strength of the soil, and improve the soil's ability to resist liquefaction. Nitrogen dioxide produced by biological metabolism can induce the precipitation of calcium ions in the bacterial fluid to form calcite. Calcite has strong cementing properties, which can effectively improve the cohesion between soil particles, increase the shear strength, and can fill the pores of the soil, increase the compactness of the soil, and further improve its ability to resist liquefaction.

The invention relates to a cooling tower supporting facility, in particular to a cooling tower fog dispersal and water collection device which consists of cool air supply systems, a condensing system, a mixed air bellow and an air intake regulating device. Each cool air supply system consists of a refrigerator, a refrigeration exchanger, an axial flow fan, a variable-diameter air duct and an air collection box. The condensing system is composed of cool air passages, cool air passage partitions, water collection and air guide blades, dry and hot air discharge holes, heat exchange and condensation partitions, damp and hot saturated gas passages, water distribution and collection tanks, a water collection tank and a water tank. The air intake regulating device is composed of a planar plugging plate, a support, a hinge shaft, air outtake regulating plates, a regulating rod and regulating nuts. All the above components are combined to form the cooling tower fog dispersal and water collection device. The requirements on technical difficulty in fog dispersal and water collection under air temperature conditions in different seasons and at air pressure values in different-altitude regions are met, unnecessary waste of a single power supply mode is avoided, production and use cost are lowered, and requirements of environmental protection policies for fog dispersal and water collection and energy conservation and emission reduction under the new situations are met.

A solid-state imaging device includes a plurality of two-dimensionally arranged photo diodes and a plurality of microlenses having substantially hemispherical shapes which cover the respective photo diodes. The microlens has a multilayer structure including at least a transparent resin upper layer which forms at least a portion of the substantially hemispherical shape, and a colored lower layer provided on a portion of the transparent resin upper layer which is located above the photo diode, with an interface between the colored lower layer and the transparent resin upper layer having a shape conforming to a surface of the photo diode.

The present invention relates to a flux-gate type non-contact current measuring device for measuring a current to be measured by detecting an electromagnetic field around a conducting wire into which the current to be measured flows, wherein the present invention can detect a direct current component through a change of an oscillating signal by applying the oscillating signal for magnetizing two cores in mutually opposite polarities, wherein: an LC oscillation circuit is formed by using the inductance of a coil wound on one core, and the direct current component is detected by applying an LC-oscillating signal to a coil wound on the other core; an alternating current component is detected by using another core; compensated currents corresponding to the detected direct current and alternating current components are converged under a condition of offsetting a magnetic flux by the current to be measured, so that the current to be measured can be measured by measuring the compensated currents in the converged state thereof; and the present invention can normally measure a current by automatically demagnetizing an LC oscillating core even in a circumstance that the LC oscillating core is saturated by the current to be measured.

The invention discloses a parameter estimation and tracking control method based on a turntable servo system, and belongs to the technical field of parameter identification and electromechanical control. The method comprises analyzing the turntable servo system containing unknown parameters, establishing a mathematical model of the turntable servo system containing unknown parameters according to a mechanism modeling method; updating an adaptive rate by a filtering theory, introducing a performance index function with a forgetting factor, and designing a variable-gain adaptive rate to achieve optimal adaptive parameter estimation by optimizing the performance index function; and achieving position tracking control by using the controller of a sliding-mode control design system using a super-twisting algorithm. The method can achieve the parameter estimation and tracking control of a system and has advantages of (1) reducing a system parameter estimation overshoot and accelerating the convergence of parameter estimation; (2) ensuring that a tracking error converges to zero within finite time; being not required to obtain the derivative information of a sliding-mode variable or not requiring a continuous control law of the sliding mode; eliminating chattering and improving the robustness of the controller.

Disclosed is a process for producing an SiC single crystal by a solution method. The process can prevent defects attributable to seed touch in which seed crystals are brought into contact with a solution to grow SiC single crystals with reduced defect density. The process comprises bringing SiC seed crystals into contact with a melt containing Si within a graphite crucible to grow SiC single crystals on the SiC seed crystals and is characterized in that the SiC seed crystals are brought into contact with the melt in such a state that C is unsaturated.

The invention discloses a display energy-saving method, apparatus and display. The method includes the following steps: receiving a command for changing to an energy-saving mode; adjusting the color gamut of an input image to obtain an output image for display, wherein the output image has a selected fundamental color which has a color coordinate, the corresponding component of the color coordinate is smaller than the component corresponding to the color coordinate of the selected fundamental color of an input image, and the brightness of the selected fundamental color of the output image is smaller than or equal to that of the selected fundamental color of the input image; the light emission efficiency of the sub-pixels of the selected fundamental color of the display is the lowest. The invention discloses a display energy-saving method, apparatus and a display. According to the invention, the method, the apparatus and the display can reduce power consumption of the sub-pixels of theselected fundamental color that is most power-consuming and achieve energy consumption.

The invention discloses a target detection-oriented physical attack adversarial patch generation method. The method comprises the following steps of: (1) generating a rectangular adversarial patch with random pixel values; (2) carrying out robustness processing on the adversarial patch; (3) initializing a mask matrix; (4) applying the adversarial patch to a training set; (5) extracting real category confidence from a result; (6) designing a loss function and calculating loss; (7) calculating the gradient, then updating the adversarial patch, and circulating the step 2 to the step 7 until the maximum number of iterations is reached or the attack success rate reaches a threshold value; (8) printing the patch, and carrying out physical environment testing. The invention further comprises a target detection-oriented physical attack adversarial patch generation system, which consists of an adversarial patch application module, a target detection module, a loss calculation module and an adversarial patch updating module. According to the invention, the patch shape can be self-defined, the gradient is solved according to a designed loss function, the adversarial patch is updated, and finally a physical environment test is performed.

The invention discloses a novel color saturation adjusting method and system and a mobile terminal. The method comprises the following steps that the camera of the mobile terminal is started, and a YUV format image is outputted through normal exposure; the YUV format image is divided into N*N region blocks, and average brightness Y of each region block is calculated; high-brightness regions and low-brightness regions of the image are judged according to the size of the average brightness Y value of each region block; and color saturation of the image is adjusted, relatively high saturation is applied to the high-brightness regions so as to guarantee bright color of the high-brightness regions, and relatively low saturation is applied to the low-brightness regions so as to suppress color noise. Color saturation is adjusted on the basis of regions according to region brightness so that high saturation and bright color of the high-brightness regions can be guaranteed and the low-brightness regions have low saturation and color noise can be suppressed, the requirements of clients for the quality of images photographed by the mobile terminal can be met and better experience can be given to the clients.

The invention discloses a liquefiable foundation device for micro-nano bubble processing and an operation method. In terms of a liquefiable sand layer in a foundation, a mixture of micro-nano bubbles and water is injected through a micro-nano gas-liquid mixture generator, a compressor, an air guide pipe, a hollow drilling pipe, a gas sprayer and the like, the micro-nano bubbles can stay in soil for a long time, the saturation is reduced, shearing strength of the soil is enhanced, and accordingly liquefaction resistance of the liquefiable sand layer is remarkably improved. When the liquefiable sand layer bears a vibration load, gas left in the soil can serve as a buffering agent and effectively buffer the tendency that pore water pressure rises, and accordingly the liquefaction resistance of the foundation is improved.

The invention discloses an oil-water ultralow-interface-tension alkaline-free oil-displacing agent and an alkaline-free chemical composite oil-displacing agent prepared therewith and used in tertiary oil recovery. The oil-water ultralow-interface-tension alkaline-free oil-displacing agent is prepared by mixing the following components, by mass, 15-30% of a glycine betaine-type ampholytic surfactant, 5-20% of a fatty alcohol ether derivative-type anionic surfactant and the balanced being deionized water. The glycine betaine-type ampholytic surfactant includes one or two from a long-chain alkyl amide carboxyl glycine betaine RCONH(CH2)3N<+>(CH3)2CH2COONa and a long-chain alkyl amide hydroxysulfobetaine RCONH(CH2)3N<+>(CH3)2CH2CH(OH)CH2SO3Na, wherein R is an alkyl group being 15-22 in carbon number and preferably is an alkyl group being 20-22 in carbon number.

The invention discloses an oil pipe transmission drive underground pulse generation device and an injection method, and belongs to the technical field of oil field development engineering. The devicemainly comprises an oil pipe, an oil pipe anchoring device, hydraulic pulse generators and an inverse well-flushing valve. Fluid is subjected to energy storage and pressure rise in the hydraulic pulsegenerators, according to a certain frequency, high-pressure fluid is sprayed out in a pulse manner, and the pulse generation device is different from a conventional hydraulic piston type generation device or electromagnetic device. The injection method comprises the steps that an injection well is selected; the pulse generation device is arranged to start pressure value and pulse frequency, and the number of hydraulic pulse generators is arranged; the oil pipe and an underground tool are mounted; pulse waves are adopted for injection oil displacement; and well backflushing is carried out. Mounting is convenient, the process is simple, the device is suitable for injection of a straight well, an inclined well, a directional well and a horizontal well, the hydraulic pulse device is used forproviding a pulse wave with the stable frequency for the underground oil layer, the residual oil is reduced while the permeability nearby the well bottom is improved, and the crude oil recovery efficiency is greatly improved.

A fine-grain material centrifugal filtering and dewatering device comprises a frame, a housing, a motor, a drum and a speed regulator. A spindle of the motor penetrates the bottom of the housing to be connected with the drum, the spindle penetrates the housing to be provided with a sealing component, the upper portion of the housing is provided with an upper housing cover, the lower portion of the housing is provided with a liquid discharge outlet, the side wall of the drum is provided with a plurality of filtrate holes, and filter medium is attached to the inner wall of the drum. The upper portion of the drum is provided with an upper drum cover, the housing is provided with a feed pipe penetrating the upper housing cover and the upper drum cover to enter the drum, a mechanical sealing component is arranged at an inlet of the upper drum cover, the feed pipe is respectively provided with a suspension liquid feed system and an air feed system through pipelines, and the pipelines are provided with flow control valves. By coordinating pressurized filtering and centrifugal filtering, filtering speed can be accelerated by centrifugal force, dewatering speed is accelerated by compressed air, therefore dewatering process of a centrifugal filter is enhanced, solid-liquid separation efficiency is improved, residual water in centrifugal filter cakes is reduced and centrifugal dewatering effect of fine-grain materials is improved.

The invention discloses a natural gas hydrate parallel horizontal well miscible-phase displacement mining method and belongs to the technical field of natural gas hydrate mining. The method includes the steps that in combination with geological data, a parallel horizontal well network is arranged for a target reservoir; matched well-completion operation is performed; after well completion is finished, depressurizing mining is performed through horizontal wells till no economic benefit exists; after depressurizing mining is finished, fracturing operation is performed on the horizontal wells; then a ground supply system and an underground injection system are arranged at the injection wells; and carbon dioxide and chemical agents are separately injected into the natural gas hydrate reservoirthrough the injection wells, and natural gas and produced water are collected from the producing wells. The natural gas hydrate parallel horizontal well miscible-phase displacement mining method is suitable for the reservoir which is low in permeability, poor in communication property, rich in storage and low in natural gas hydrate saturability; the horizontal wells distributed in parallel are arranged for the target reservoir so that the storage amount of the available natural gas hydrate can be increased; and mining is performed by separately injecting the carbon dioxide and the chemical agents through the injection wells, the gas mining efficiency can be improved, the ultimate recovery factor is improved, and the economic benefits are improved.

The invention discloses an energy-saving annealing furnace which comprises a furnace body, the furnace body comprises a thermal insulating wall and a furnace door, the thermal insulating wall comprises an external wall board, an internal wall board and thermal insulating cotton filled between the external wall board and the internal wall board, and the furnace door is mounted on the thermal insulating wall through a lifting device. The energy-saving annealing furnace further comprises a circulation heating system, the thermal insulating wall also comprises a thermal-insulating aluminum foil, a plurality of screw rods and a plurality of nuts, the circulation heating system comprises a heating fan, a hot air pipe, an air return pipe, a negative pressure fan and a negative pressure air pipe, and the thermal insulating cotton comprises a first thermal insulating cotton layer and a second thermal insulating layer. The energy-saving annealing furnace has the advantages of simple structure, convenience in operation, good energy-saving effect, safety and reliability in use and longer service life.

A thickener comprises a housing and an inner cone, the inner cone is connected to the lower side of the housing, the upper end of the housing is provided with an end cap, the housing is internally provided with a flow guide cylinder, one end of the flow guide cylinder is connected with the end cap through a fixed plate, the other end of the flow guide cylinder extends to the middle of the housing, the upper side of the end cap is provided with a stirring device, the stirring device comprises a gear motor, a stirring shaft and a frame-type stirring head, the gear motor is fixedly arranged on the upper end of the end cap through a motor seat, a motor shaft of the gear motor is connected with the stirring shaft by a coupling, the stirring shaft passes through the flow guide cylinder and is arranged in the inner cone, the frame-type stirring head and the stirring shaft are removably connected, a feed tube is fixedly arranged on the end cap, the feed tube is connected with the upper side wall of the flow guide cylinder, both sides of the upper end of the flow guide cylinder are provided with overflow ports, one side of the upper end of the housing is provided with a liquid outlet, the side wall of the inner cone is provided with a discharge opening, one end of the discharge opening is provided with a blower tube, the blower tube is externally connected with an air blower, and the outer side wall of the inner cone is provided with a cooling device.

The invention discloses an offshore natural gas hydrate row-type horizontal well mining method and belongs to the technical field of natural gas hydrate mining. The method includes the steps that in combination with geological data, a row-type horizontal well network is arranged for a target reservoir; matched well-completion operation is performed; after well completion is finished, depressurizing mining is performed through horizontal wells till no economic benefit exists; after depressurizing mining is finished, fracturing operation is performed on the horizontal wells; then a ground supplysystem and an underground water injection system are arranged at the water injection wells; and displacement water is injected into the natural gas hydrate reservoir through the water injection wells, and natural gas and formation water are collected from the producing wells. The offshore natural gas hydrate row-type horizontal well mining method is suitable for the reservoir which is poor in communication property, rich in storage and low in natural gas hydrate saturability, the reservoir is developed by injecting surface seawater and additives, the surface seawater has certain temperature,natural gas hydrate decomposing can be promoted, then the optimal mining of the natural gas hydrate reservoir is achieved, the gas mining efficiency is improved, the cost is low, and the economic benefits can be improved.

The present invention provides a video smoke event intelligent detection method based on a bionic color sensing model. According to the method, a user selects a source video and uses a video smoke event intelligent detection method based on a bionic color sensing model to carry out smoke detection on the video, the alarming is carried out when smoke is detected and the frame of picture of the video is stored into a specified path, at the same time the specific time point of detecting the smoke is recorded in the video, and the recording information is stored in a text file format after the detection is completed. The method is different from a traditional sensor fire alarming method and is not limited by space height, thermal barrier, explosion, toxicity and other environmental conditions, the timely alarming can be carried out in a short time that the smoke appears in the video, and the method is suitable for multiple outdoor video scenes of forests, fields and the like.

The invention provides an oil reservoir three-dimensional gas injection method and a well pattern structure. The oil reservoir three-dimensional gas injection method comprises steps of simultaneously injecting gas to the top portion and the lower portion of an oil reservoir, wherein gas-injection wells for the lower portion of the oil reservoir are a part of watered-out wells which are arranged at the lower portion of the oil reservoir 1-2 years ago before gas injection. The invention also provides the oil reservoir three-dimensional gas injection well pattern structure comprising multiple horizontal production wells and multiple horizontal gas injection wells. The horizontal wells in adjacent rows in the same plane are arranged in a staggered manner, and the horizontal wells in the adjacent layers in the vertical view are also arranged in a staggered manner, so that the three-dimensional gas injection well pattern structure in which the horizontal wells are arranged in a staggered manner in the plane and vertical views is formed. The oil reservoir three-dimensional gas injection method and the well pattern structure can effectively improve the oil extraction efficiency.

The invention provides a side-by-side horizontal well exploitation method of natural gas hydrates and belongs to the technical field of natural gas hydrate exploitation. The method comprises the steps that combined with geological data, a side-by-side horizontal well net is arranged in a target reservoir, and matched well-completion practices are conducted, and after well completion, depressurizing exploitation is conducted through the horizontal wells until no economic benefits; fracturing operation is conducted on horizontal wells after depressurizing exploitation, then a ground supply system and an insulated tubing heating system are arranged in a water injection well, hot water is injected into the natural gas hydrate reservoir through the water injection well, and nature gas and produced water are collected through a production well. The method is suitable for the reservoir which is poor in connectedness, thick in storage and low in natural gas hydrate saturation, the reserves of the available natural gas hydrates can be improved by arranging the horizontal wells which are distributed side by side in the target reservoir, and the insulated tubing heating system is utilized to achieve hot water injection for exploitation so that the heating efficiency can be improved, the heat loss can be reduced, the gas production efficiency can be improved, and the economic benefit can be improved.