112results about How to "Consider quality" patented technology

The invention discloses a method for controlling hot rolling coiling tension. Strip steel coiling is controlled by a two-level tension control method. The method mainly comprises the following steps of: calculating a first level set value and a second level set value; starting first level tension control according to a calculating result when the head part of strip steel enters a coiling machine;when actually measured coil moment reaches the first level moment set value, delaying some time and starting second level tension control until the strip steel is completely coiled; detecting and determining the width and the coiling quality of the strip steel, and adjusting a tension coefficient if the detected width and coiling quality of the strip steel is unqualified; and performing a self-adapting step. The control method overcomes the defects of the prior art and well solves the problem that the width quality and the coiling quality of the strip steel cannot be qualified at the same time, and the width of the strip steel is ensured as well as the coiling quality of the strip steel.

The invention discloses a femtosecond laser processing device and method for rapid deep etching of silicon carbide. The femtosecond laser processing device mainly comprises a laser source module, a laser motion module, a shaping and focusing module, an auxiliary gas module and a laser etching module. According to the device and method, a focal plane is calibrated, a protection layer is prepared, an etching path is planned, layer-by-layer scanning etching is carried out according to parameter groups, and micro-chips are removed, so that deep etching of silicon carbide is realized. According tothe method, due to the fact that a femtosecond laser is used for processing silicon carbide, factors influencing the etching quality are controlled, namely, the laser energy density, the light spot overlapping rate and the line overlapping rate, and therefore silicon carbide is subjected to rapid and high-quality deep etching in a layer-by-layer scanning manner and a continuous feeding processingmanner according to the planned etching path.

A method for controlling the elongation percentage, plate shape, etc in the skin rolling procedure of band steel features that an elongation percentage control unit, a plate shape control unit and an integrated control unit for both elongation percentage and plate shape are used, which use respectively three different optimizing algorithms to be used in a single iterative calculation procedure consisting of multiple optimizing calculation sub-procedures.

The invention provides an infrared and visible light image fusion method based on salient objects. The infrared and visible light image fusion method based on the salient objects includes following steps: building nonlinear scale space representation for an infrared image and a visible light image which respectively comprise a plurality of objects in a given scene; using a visual attention computational model to compute visual attention salient maps of the infrared image and the visible light image based on the nonlinear scale space representation of the images; using a return inhibition mechanism to select salient object areas from the infrared image and the visible light image based on the visual attention salient maps of the infrared image and the visible light image, and computing all salient object areas in the whole scene; performing rectification operation on the infrared image and the visible light image, using a pixel level fusion algorithm to perform fusion treatment on the salient object areas, and using a feature level fusion algorithm to perform fusion treatment on non-salient object areas; generating a fusion image of the infrared image and the visible light image of the whole scene by synthesizing results.

An advanced process control (APC) system, an APC method, and a computer program product, which, when executed, performs an APC method are provided for incorporating virtual metrology (VM) into APC. The present inventions uses a reliance index (RI) and a global similarity index (GSI) to adjust at least one controller gain of a run-to-run (R2R) controller when the VM value of a workpiece is adopted to replace the actual measurement value of the workpiece. The RI is used for gauging the reliability of the VM value, and the GSI is used for assessing the degree of similarity between the set of process data for generating the VM value and all the sets of historical process data used for building the conjecturing model.

The invention relates to litchi brandy and a production method thereof. Fresh litchis are squeezed after subjected to shelling and core removal, obtained juice is further processed into other products, and obtained litchi dregs are raw materials of the litchi brandy. For the processing property of litchi fresh, the squeezed litchi dregs still contain a large quantity of juice. The production method comprises the following steps of: adding litchi distilled wine to the litchi dregs until the alcohol content is more than 16%, and leaching at a low temperature; then diluting with pure water until the alcohol content is less than 10%, adding acid to adjust the pH value to be less than 3.5, and adding active dry yeasts for fermentation; after the fermentation is over and the content of residual sugar is less than 4g / L, carrying out primary distillation on the upper layer of fermented liquid with a kettle distiller, and mixing the lower layer of fermented dregs with grain husks and putting in a distort for primary distillation; mixing two kinds of wine obtained by primary distillation and then carrying out secondary distillation with a Charente distiller; and controlling the alcohol content to be between 40% and 60%, putting the wine obtained by secondary distillation in a ceramic jar with oak blocks for aging for one year, blending and mixing to obtain the litchi brandy with harmonious fragrance and unique style.

The invention relates to the field of medical rehabilitation machinery, in particular to a pneumatic upper limb rehabilitation robot. Each upper limb training device is formed by connecting a first joint assembly, a second joint assembly, a third joint assembly, a fourth joint assembly and a fifth joint assembly in series, wherein the first joint assemblies, the second joint assemblies and the third joint assemblies are used for achieving movement of the shoulder joints of a user, the fourth joint assemblies are used for achieving movement of the elbow joints of the user, and the fifth joint assemblies are used for achieving movement of the wrist joints of the user. The bilateral ten-degree of freedom pneumatic upper limb rehabilitation robot can help patients to conduct rehabilitation training on the shoulder joints, elbow joints and wrist joints on both sides and serve as or replace a professional physician.

Embodiments of the invention disclose a position recommendation method and apparatus, which relate to the technical field of internet and can ensure the quality of position recommendation while ensuring that time information in check-in metadata is not lost. The specific scheme is that: the method comprises: obtaining check-in information of user equipment to a position; calculating user similarity between a predetermined user and other user according to the check-in information; obtaining a prior probability of check-in of the predetermined user in a predetermined position according to the user similarity; calculating position similarity between the predetermined position and other position according to the check-in information; constructing a continuous time probability density function of check-in of the predetermined user in the predetermined position according to the user similarity and the position similarity; calculating an access probability of access of the predetermined user to each predetermined position within a preset time period according to the prior probability and the continuous time probability density function; and according to the access probability, recommending an access position for the predetermined user within the preset time period according to a predetermined rule. The position recommendation method and apparatus provided by the embodiments of the invention are used for position recommendation.

The invention discloses video data sending and receiving methods, video data sending and receiving devices and a video data transmission system. The sending method comprises the following steps that according to mark information used for showing that a current frame is a background frame and / or a non-background frame, the background frame in the original coding code stream of a video image is determined; each determined background frame is segmented into at least two data packets, auxiliary code stream marks are respectively added into the data packets, and then, the data packets are encapsulated for forming an auxiliary code stream; after main code marks are added into each non-background frame in the original coding code steam, the non-background frame is encapsulated, and a main code stream is formed; the auxiliary code stream and the main code stream are sent. The background frame is segmented into at least two data packets, the auxiliary code stream marks are respectively added into the data packets, then, the data packets are encapsulated for forming the auxiliary code stream, the auxiliary code stream and the main code stream are subsequently sent, the direct transmission of the background frame is avoided, the time delay or loss of the subsequent non-background frame due to too high image instant code rate in the code stream transmission process can be reduced, meanwhile, the quality of high-quality background images used as the background frame is not reduced, and the transmission band width and the image quality are both considered.

The invention discloses an ecological landscape improving method of land difficult in afforestation. The method is used for ecological landscape improving and transforming by means of the technical measures like tree variety selection, planting mode selection, soil preparation and planting, cultivation, management and protection and the like. According to the ecological landscape design requirement of the land difficult in afforestation, a series of scientific and reasonable manual technical operation are conducted. By means of the technical measures, the ecological landscape of the land difficult in afforestation can be obviously improved, the soil fertility of the land difficult in afforestation can also be improved, and the aims that the forest density is reasonable, the community is stable, biodiversity is rich and forest landscape quality and ecological benefits are both taken into consideration are achieved.

The invention relates to a waste organic glass extrusion splitter. The waste organic glass extrusion splitter comprises a cylinder; the cylinder is wrapped with a heating ring, and is divided into an extrusion cylinder and a gasification channel connected with each other from front to back; double extrusion screw rods engaged for conveying materials are arranged in the extrusion cylinder; any one extrusion screw rod or double extrusion screw rods are externally connected with motor drives; a waste organic glass feed port is formed in an inlet end of the extrusion cylinder; the tail end of the extrusion cylinder is communicated with the head end of the gasification cylinder; a gasification screw rod is arranged in the gasification cylinder, and is externally connected with a motor drive; the gasification cylinder is axially provided with more than one gasification ports; the pitches and the shaft diameters of screw rods on two sides of the gasification screw rod opposite to the gasification ports are gradually changed, and the pressure is lowered, so that surface gas in wastes and split MMA monomers are released out; more than one gasification ports are connected with a condenser and a collecting tank by a gasification pipe in sequence; and the tail end of the gasification cylinder is provided with a discharge port of residues incapable of splitting.

The embodiment of the invention discloses a code rate control method and device for audio and video transmission, equipment and a storage medium. The method comprises the following steps: receiving playing condition information fed back by a client, wherein the playing condition information comprises to-be-played duration corresponding to audio and video data which are received and not played by the client and a timestamp of a last playing frame, estimating the receiving code rate of the client according to the playing condition information, determining sending condition information of the audio and video data, and determining a code rate control mode of the audio and video data transmission according to the playing condition information and the receiving code rate and the sending condition information of the client. According to the technical scheme provided by the embodiment of the invention, comprehensive evaluation is carried out by referring to information of multiple dimensions, the code rate of audio and video transmission can be more reasonably controlled, and the audio and video playing fluency and the audio and video playing quality are better considered.

The invention provides a multi-objective real-time optimization method and system in a delay coking process. The method comprises the steps that S1 the production data of the delay coking process are acquired in real time; S2 a delay coking process model is established and calibrated; S3 based on the optimized delay coking process model, a hybrid algorithm based on a multi-objective queuing competition algorithm and a non-dominated genetic algorithm is realized; S4 a number of optimization variables in the delay coking process are comprehensively selected, and raw material heat transfer final temperature and product yield are used as double optimization objectives for analog computation to acquire the variation trend chart of double optimization objectives; and S5 a GUI interactive interface is written, the results of data reading, model establishing, algorithm optimization and the variation trend chart are displayed in real time to select an optimization variable corresponding to the optimum optimization objective in the variation trend chart. The algorithm provided by the invention has the advantages of good optimization effect, strong searching ability, energy saving, environmental protection, can effectively help a petrochemical plant to improve the production efficiency, and has significant economic benefits.

The invention provides a client realization method used for real time video supervision, comprising a video buffering step, a video receiving step, a video decompressing step and controlling command step; the video buffering step carries on the framing and buffering process for the received data packet in continuous frame buffer area and a frame line is formed in the buffer area; in the video receiving step, the control information in the data packet is analyzed and a frame number window algorithm is used for judging the validity of data packet; in the video decompressing step, according to the check window algorithm, a complete frame is obtained from the frame line for decoding and displaying; in the controlling command step, the operating information of users is received and telecontrol can be carried on for the monitor terminal according to the operation of users. The invention eliminates the network negative sequence and the adverse effect on image quality by the packet loss in maximum, on the condition of real time supervision; so the definition, fluency and resolving capability of images are improved, and when the situations of the network is bad, the image quality of client terminal and real-time can be both paid attention to.

The invention discloses a processing method and device of audio data. The processing method and device of the audio data are used for improving coding efficiency of the audio data and achieving the purpose of real-time coding. The method includes the steps that single-track audio data are collected in a pulse code modulation (PCM) data format; the collected single-track PCM data are subjected to framing handling to obtain PCM data frames; the PCM data frames are submitted to an AAC-ELD coder to generate AAC-ELD data frames; the AAC-ELD data frames are sent.

The invention provides a one-bath two-step dyeing method of a nylon-cotton fabric. The one-bath two-step dyeing method can realize dyeing of a nylon-cotton blended or knitted fabric by an acid reactive dye in 2 hours. The one-bath two-step dyeing method realizes nylon-cotton fabric dyeing in order by pH value and temperature control in a way that nylon is dyed and then cotton is dyed, and realizes accurate control of one-bath two-step dyeing time thereby ensuring opportune dyeing time and thus finished product dyeing quality is maintained, a color difference between nylon and cotton is avoided and shedding and fading are difficult.

A previewing system of network TV program comprises data collection unit for carrying out data-sampling of TV program, picture organization unit for processing sampled information to be picture format, cartoon generating unit for preparing picture to be cartoon file and for providing preview, browsing unit for obtaining cartoon file from cartoon generating unit and for playing said cartoon file automatically. Its previewing method is also disclosed.

The invention discloses an image restoration system based on a multilevel wavelet convolutional neural network, belongs to the field of image restoration, and solves the problem that an existing imagerestoration system based on a convolutional neural network cannot give consideration to image restoration quality and image restoration speed. According to the system, wavelet transform layers and convolutional neural sub-networks are arranged alternately; the output ends of the wavelet transform layers are connected with the input ends of the convolutional neural sub-networks; the input end of afirst deconvolutional neural sub-network is connected with the output end of the Mth convolutional neural sub-network; the output end of the first wavelet transform layer is further connected with the input end of an Mth invert wavelet transform layer; the output ends of the first to (M-1)th convolutional neural sub-networks are connected with the input ends of the Mth to second deconvolutional neural sub-networks; an input object of the first wavelet transform layer is a to-be-restored image; and an output result of the Mth invert wavelet transform layer is a restored image; and M is greaterthan or equal to 2.

The invention discloses an integral inlaying type ventilation steel die. The integral inlaying type ventilation steel die comprises an inlaying base upper die body, a ventilation steel upper die body, a ventilation steel lower die body, an inlaying base lower die body, changing bolt holes, a temperature sensor installing hole and ventilation holes. According to the integral inlaying type ventilation steel die, an inlaying structure of an inlaying base and ventilation steel is adopted, a die mold cavity is formed through combination of the ventilation steel upper die body and the ventilation steel lower die body, and the die has good breathability. Meanwhile, a machined product has good surface quality. The ventilation steel upper die body and the ventilation steel lower die body of the die only account for a very small part of the whole die, and most of the rest of die bases are made of cheap metal materials (such as an aluminum alloy, a magnesium alloy and die steel), and the die cost is greatly reduced. To guarantee good exhausting performance of the die, a sinking part with the height of 2 mm-5 mm is machined on the inlaying base upper die body, and a sinking part with the height of 2 mm-5 mm is machined on the inlaying base lower die body; and in the effective exhausting area of the sinking parts, the 6-18 ventilation holes are distributed, and to guarantee good heat conduction performance and strength, the size of the ventilation holes is not suitable for being too large.

The invention provides a code rate control method and a mobile terminal. The method comprises steps that if an operation instruction for video shooting is received, at least two different code rates are employed to code a shot video to acquire at least two paths of different video data; if an operation instruction for stop video shooting is received, target duration of a target video acquired through shooting is determined; according to the pre-established corresponding relationship between the duration and the code rate, a target code rate matched with the target duration is determined; target video data is outputted, and the target video data is video data acquired through employing the target code rate to code the target video from the at least two paths of different video data. The method is advantaged in that the coding code rate can be flexibly selected according to the shooting duration, and thereby frame quality and the volume of video files can be both considered.

A switching control method and a switching control device for a convergence network relate to the technical field of communication, solve the problem of poor service continuity in the existing space-ground convergence network environment, and the method comprises the steps of determining a target network type, constructing a candidate network set and selecting a target network. The method comprises the following steps: firstly, comparing a motion speed vT of the mobile terminal with a speed threshold vY and comparing a relationship between the number of candidate network sets and a threshold of the number of candidate networks to determine a target network type to be switched; then, constructing a candidate network set according to the received signal strength and the network load; and finally, selecting a target function corresponding to the switching type to screen out a target network with the optimal performance from the candidate network set, connecting the mobile terminal with the target network, and disconnecting the original network and releasing resources after connection. The switching control device comprises a network type determination module, a network selection module and a switching control module. According to the invention, seamless switching in the convergence network is realized, and the service continuity in the space-ground convergence network environment is improved.

The invention provides a manufacturing technology of a 718 alloy small-bore precise pipe. The manufacturing technology is characterized by comprising the following steps of (1) cold machining of an intermediate product, specifically, cold machining is conducted on the intermediate product by adopting combination of finish rolling and cold drawing, the finish rolling relative deflection of the intermediate product is 35-45%, the cold drawing relative deflection of the intermediate product is 20-30%, the rolling speed of finish rolling is 30-70 times / minute, and the rolling feeding quantity is 1.0-2.0mm / time; (2) intermediate heat treatment, specifically, bright annealing is conducted by adopting hydrogen protection, the intermediate annealing temperature range is 1,020-1,060 DEG C, the heatpreservation time is not shorter than 5 minutes, and rapid cooling is conducted after heat preservation is ended; and (3) heat treatment of a finished product, specifically: solution treatment or combination of solution treatment and aging treatment is adopted, the solution treatment is conducted by adopting bright heat treatment, and the aging treatment is conducted by adopting vacuum heat treatment. Through a deflection reasonable control technology, the cold machining effect is guaranteed, and the reasonable structure and performance are controlled through optimized intermediate heat treatment and the heat treatment of the finished product.

The invention provides a production line for processing filling wrapped food. The production line comprises a dough kneading device, a wrapper pressing device, a wrapper molding device, a filling discharging device, a wrapping device and a pickup device which are sequentially connected, wherein an operation mechanism is included; the operation mechanism is provided with an operation surface; a plurality of stations are arranged in the operation surface; each station corresponds to one kind of filling wrapped food; the station comprises an inner fixing plate and an outer packaging sheet; a plurality of drive tubes capable of rising and falling are arranged in the operation mechanism; and when the operation mechanism moves to the specific position, the top ends of the rising drive tubes are gathered at the center, the outer packaging sheet connected with the drive tubes are gathered and the top end of the wrapper of the filling wrapped food is gathered at the center.

The invention discloses a dish-shaped pit repairing method for a supporting roller of a rolling mill. The method includes the following steps that (1) an ultrasonic flaw detection mode is used for confirming the roller body crack range and depth, or the contact fatigue flaking range and depth or the collision flaw range and depth of the supporting roller of the rolling mill; (2) according to the roller body flaw position of the supporting roller of the rolling mill, a grinding machine and a polishing machine are used for conducting manual polishing treatment, a polished pit in a treated face is repaired to be in a bowl shape or in a dish shape, and due to the depth of the bowl-shaped pit or the depth of the dish-shaped pit, the purpose that flaws are eliminated or the flaws are controlled in an unstressed safe area can be achieved; (3) dye penetrant inspection is further matched in the polishing process, and it is guaranteed that the flaws can be completely polished or controlled in the unstressed safe area; (4) the position between the treated face and an adjacent plane or an adjacent curved surface is polished into a smooth transition circular arc; (5) grinding machining is conducted on a grinding machine; (6) the transition circular arc arranged between the treated face and the adjacent plane or the adjacent curved surface is treated again. The grinding amount of the supporting roller is reduced, the repairing efficiency is improved, grinding wheel consumption is reduced, and the use and maintenance cost of the supporting roller is lowered.

The invention discloses a method and a device for coding audio data. The method includes monitoring CPU (central processing unit) utilization rates of local terminals in real time when AAC-ELD (advanced audio coding-enhanced low display) coding is carried out on pulse code modulation (PCM) audio data frames in pulses by the aid of at least two concurrent coding threads; adding at least one coding thread into the concurrent coding threads when the monitored CPU utilization rates are higher than or equal to first preset threshold values and the PCM audio data frames are detained. AAC-ELD coding can be carried out on the detained PCM audio data frames by the aid of the added coding threads. The method and the device have the advantage that the purpose of reducing the overhead and stress of system resources can be achieved on the premise that real-time coding is guaranteed.

The invention discloses preparation, packaging and layered adding methods of ladle filler sand. The ladle filler sand is prepared from the following components in percent by weight: 30-50% of chromiumladle filler sand and 50-70% of compound ladle filler sand. The compound ladle filler sand is magnesium ladle filler sand or silicon ladle filler sand. The chromium ladle filler sand is prepared fromthe following components in percent by weight: 65-80% of first chromium ore, 12-16% of first quartz sand, 4-6% of first magnesite, 6-8% of first aluminum oxide spheres, 3-5% of first potassium feldspar and 1-3% of a first carbon proportioning agent. Cr2O3 content of the first chromium ore is greater than or equal to 46-51wt%, and the granularity is 0.15-2 mm; SiO2 content of the first quartz sandis greater than or equal to 98.0wt%; MgO content in the first magnesite is greater than or equal to 98.0wt%; Al2O3 content of the first aluminum oxide spheres is greater than or equal to 75.0wt%; K2Ocontent of the first potassium feldspar is greater than 8wt%; C contents of first graphite and first carbon black are greater than 92wt%. The ladle filler sand is added quantitatively in layers, so that the self-opening rate of a steel ladle is improved and the production cost of the ladle filler sand is lowered. The ladle filler sand made from different materials is added uniformly in layers andat a fixed speed under constraint of a packaging barrel.

The invention relates to an electric multi-aperture self-adaption bottle plug. The electric multi-aperture self-adaption bottle plug comprises a base plate (1), an elastic air bag (2), a control module (4), a miniature air pump (3), a pressure sensor (5), a power supply (6) and a control button (7), wherein the miniature air pump (3), the pressure sensor (5), the power supply (6) and the control button (7) are connected with the control module (4). A through hole (8) penetrating through the upper surface and the lower surface of the base plate (1) is formed in the base plate (1). The miniature air pump (3) is arranged on the upper surface of the base plate (1). An air nozzle of the miniature air pump (3) is communicated with the through hole (8). An air nozzle of the elastic air bag (2) is connected to the position, on the lower surface of the base plate (1), of the through hole (8) in a sealed mode and communicated with the through hole (8). The pressure sensor (5) is arranged on the lower surface of the base plate (1). By means of the electric multi-aperture self-adaption bottle plug of the design, the electric multi-aperture self-adaption bottle plug can be automatically suitable for bottle openings of various apertures through the variability of the size of the elastic air bag (2) and through the combination with an intelligent electronic control structure.

The invention relates to a dual-corrosion-resistant weather-resistant steel enamel heat transfer element. The dual-corrosion-resistant weather-resistant steel enamel heat transfer element comprises a weather-resistant steel base plate, wherein a transition enamel layer is formed on the surface of the weather-resistant steel base plate; and a protection enamel layer is formed on the surface of the transition enamel layer. The invention also relates to a preparation method of dual-corrosion-resistant weather-resistant steel enamel heat transfer element. The heat transfer element has dual-corrosion-resistant performance, the weather-resistant steel base plate has certain corrosion resistant performance, corrosion resistant protection also can be provided by the transition enamel layer and the protection enamel layer; when certain defective points of the transition enamel layer and the protection enamel layer are damaged, the weather-resistant steel base plate also can moderately protect itself from quickly being corroded when the weather-resistant steel base plate is exposed, thereby greatly prolonging the service life and ensuring that glaze cost can be controlled by attaching the transition enamel layer to the weather-resistant steel base plate; moreover, the cost and the quality of the enamel can be guaranteed.

The invention relates to a compact type high-viscosity engine shell lining polishing and coating device, and belongs to the technical field of high-viscosity glue solution spraying robots. The device comprises a glue supply and change module, a polishing and coating head module, a quick-change connector and a transparent hose. The glue supply and change module, the transparent hose, the quick-change connector and the polishing and coating head module are coaxially butted in sequence, so that a glue solution in the glue supply and change module is conveyed into the polishing and coating head module and is output from the shaft end of the polishing and coating head module for polishing and coating of the glue solution; quick disassembly and replacement are achieved through the quick-change connector; observation of the glue solution conveying process is achieved through the transparent hose; and the device has an automatic coating function, and meanwhile, the polishing and coating quality and the efficiency capacity are considered.