61results about How to "High tolerance" patented technology

System, apparatus and method of optical communication are provided for performing channel estimation for an optical OFDM system by utilizing correlated dual-polarization training symbols (CDPTS) to offer high system tolerance to fiber nonlinear effects such as cross-phase modulation (XPM) among wavelength-division multiplexed (WDM) channels. An exemplary method includes receiving a pair of dual-polarization or polarization-multiplexed training symbols in an optical polarization-division multiplexed (PDM) orthogonal frequency-division multiplexed (OFDM) signal, and performing channel estimation to obtain an estimated channel matrix for at least a first of a plurality of subcarriers of the PDM-OFDM signal. Channel compensation is performed based on the estimated channel matrix for at least the first subcarrier of the OFDM signal and symbols then decoded.

The invention discloses a method for preparing a slow-release high-adaptability polyester polycarboxylic acid water-reducing agent. According to the method, a slow-release positive-negative non-ionic mud-resistant polyester polycarboxylic acid water-reducing agent product is synthesized by utilizing a high-molecular structural design principle. The invention also discloses the slow-release high-adaptability polyester polycarboxylic acid water-reducing agent prepared through the method and an application of the slow-release high-adaptability polyester polycarboxylic acid water-reducing agent in concrete. Compared with the prior art, the slow-release high-adaptability polyester polycarboxylic acid water-reducing agent disclosed by the invention has the advantages that the molecular structure of the product contains an ester group and an amide group which are unstable in a cement strong-alkali environment, positive amine ions generated by hydrolyzing the amide group achieve a sealing effect on mud carried with negative charges so that the mud-resistant effect is achieved, the thickening effect is achieved on cement mortar, and the hydration of cement particles is postponed. The slow-release high-adaptability polyester polycarboxylic acid water-reducing agent disclosed by the invention has the advantages of high water-reducing rate, good slump ageing stability, high tolerance on the mud and good adaptability on coal ash, fine ore, stone powder, clays and the like.

The invention relates to a selenium-rich egg production method. The method is that: the selenium-rich alfalfa is firstly produced into grass meal, then the grass meal is uniformly stirred into the conventional feed of laying hens according to a certain proportion (weight percentage), so the selenium concentration reaches 1.8mg / kg-7.8mg / kg, the laying hens are fed according to the convention feeding method for 7-9 days, and then can lay the selenium-rich eggs, and the selenium content of the eggs is 3-10 times of the common eggs. The selenium-rich eggs have the functions of supplementing selenium and increasing the human health, and are easy to be accepted by users, the selenium-rich egg production method is adopted to produce the selenium-rich eggs, so safety is obtained, the cost is low, and the technology is simple.

A vehicle side airbag device includes: an inflator for generating gas by activation; a bag body provided in a side portion of a seatback of a vehicle seat and configured to be inflated and deployed toward a vehicle front side relative to the side portion when the gas is supplied thereinside; and a partition portion partitioning the bag body into a front bag portion and a rear bag portion to be inflated at a higher pressure than the front bag portion and having a thicker inflation width in a vehicle width direction than that of the front bag portion, the partition portion being overlapping with a central part of a shoulder of a sitting occupant in an inflated and deployed state in a side view.

A method of manufacturing a tube sheet by forming a plurality of separate thin tube sheet segments; forming multiple holes in each sheet in a predetermined pattern, each hole for accommodating a tube sheet filter tube; aligning all of the plurality of tube sheet segments so that the hole pattern of each sheet aligns with the hole pattern in all other sheets of the plurality of tube sheet segments; and securing all of the tube sheet segments together to form a unitary tube sheet. A tube sheet construction that includes a plurality of separate thin tube sheet segments, multiple holes being provided in each sheet in a predetermined pattern, each hole for accommodating a tube sheet filter tube, all of the tube sheet segments being aligning so that the hole pattern of each sheet aligns, and fasteners for securing all of the tube sheet segments together. A media layer is provided between adjacent sheet segments.

Embodiments of the present invention relate to the removal of contaminants from water using sugar based surfactant enhanced ultrafiltration.Embodiments of the present invention are directed to a process for removal of an at least slightly water-soluble organic compound from an organic-contaminated water solution to provide a purified water solution, including: adding a surfactant to the organic-contaminated water solution in sufficient quantity to achieve at least a critical micellar concentration of the surfactant in the organic-contaminated water solution, wherein the surfactant comprises an alkylglycoside, to provide a micellar water solution comprising micelles comprising the surfactant and the organic compound; contacting an ultrafiltration membrane with the micellar water solution under pressure and temperature conditions sufficient for liquid flow through the ultrafiltration membrane to take place; and collecting liquid permeating the ultrafiltration membrane to provide the purified water solution.

The invention relates to an automobile turbocharger shell and a preparation method thereof. The preparation method comprises the following steps: mixing the raw materials, i.e. silicon, iron, copper, magnesium, zinc, chrome, nickel, tin, titanium, lead, manganese and aluminum according to a weight ratio, performing smelting and pressure casting, taking out a product from a pressure casting machine, cooling the product, performing edge cutting, manual cleaning, X-ray flaw detection, carrying, blasting, five-axis precision machining, cleaning and deburring, ECM electrode deburring and ultrasonic cleaning, and performing drying, inspection, packaging and delivery to obtain the automobile turbocharger shell. According to the product produced by the preparation method of the automobile turbocharger shell, the shortcoming that the original thin-wall turbocharger shell has extremely large air holes is overcome; and by the optimization for the design of the domestic advanced die pressure casting technology with one die and one cavity, the technical requirement that each air hole of the turbocharger shell is less than 0.2 mm can be met.

The invention discloses a focus point control laser welding method. In the welding process, focus points of laser beams are vertically vibrated while the focus points transversely swing relative to awelding workpiece, the vibration frequency is 100-500 Hz, the amplitude is 0.3 time smaller than the thickness of the welding workpiece, the swing frequency is 10-500 Hz, and the swing amplitude is 0-1.5 mm. By means of the focus point control laser welding method, since the laser welding method of vertically vibrating the focus points while transversely swinging the focus points in the welding process is adopted, by adjusting the amplitudes and frequencies of vertical vibration and transverse swing, the purposes that the workpiece dimension tolerance of the workpiece is compensated, the butt-joint interstice tolerance is improved, and the fusion depth of welding joints is increased are effectively achieved, and the power needed in the welding process is lowered.

A rolling bearing which has at least one bearing ring and a plurality of rollers. The bearing ring has a raceway for the rollers and at least one lateral rim for axially guiding the rollers. The roller has front face facing the rim and the rim has a rim hearing surface facing the roller. At least sections of at least the front face or the rim bearing surface have a toroidal camber in the direction of the rim bearing surface or the front face.

The present invention discloses a process for the synthesis of nitrogen-doped carbon electrocatalyst with good electrochemical stability and fuel tolerance for oxygen reduction reaction (ORR) by pyrolysis of protein-rich pulse flour cooked with SiO2 nanoparticles.

An apparatus for capturing an image of a sample retained by a sample acquiring device, comprises an image capturing unit comprising a lens arrangement with a fixed focal plane, a sample holder comprising a first magnet unit, and a second magnet unit. The sample holder is adapted to receive the sample acquiring device and is movable in relation to the lens arrangement to a first position. The sample holder is movable from the first position to a second position by means of magnetic interaction of the first magnet unit and the second magnet unit, and the image capturing unit is adapted to capture an image of the sample by means of the lens arrangement when the sample holder is in the second position.

The invention discloses a synthesizing method of a bisphenol A polyoxyethylene ether modified sulfamate water reducing agent. The synthesizing method includes the steps of firstly, adding phenol, bisphenol A polyoxyethylene ether, sodium sulfanilate and deionized water of a certain proportion into a reaction kettle, and sufficiently stirring under normal temperature to allow a reaction system to be homogeneous and transparent; secondly, heating to 55-65 DEG C, using NaOH to regulate the reaction system to be alkaline, and controlling pH to be 9.00-13.00; continuing heating to 80 DEG C, dropwisely adding formalin into the reaction system at constant speed, wherein dropwise adding time is 2-4 hours, and the temperature during the dropwise adding is kept at 80-90 DEG C; fourthly, performing reaction at 80-100 DEG C in a heat preservation manner for 3-5 hours, cooling to below 40 DEG C, and discharging to obtain the bisphenol A polyoxyethylene ether modified sulfamate water reducing agent. The modified sulfamate water reducing agent prepared by the method has the advantages that the problem that water bleeding and hardening of newly blended concrete are caused easily when a sulfamate water reducing agent is used independently is solved effectively, product application range is widened greatly, and high water reducing rate can be achieved when the modified sulfamate water reducing agent is used independently and directly.

The invention discloses a bi-pass mach-zehnder interferometer type polarization-independence top-comb-shaped optical fiber filter. The optical fiber filter comprises two optical fiber couplers, a polarization controller and a section of high birefringence optical fiber, wherein the first optical fiber coupler and the second optical fiber coupler are cascaded to form a mach-zehnder interferometer, and are connected in series to from a first closed loop; and the polarization controller, the high birefringence optical fiber and the second coupler are connected in series to form a second closed loop, so that the bi-pass mach-zehnder interferometer is formed. According to the fiber filter, the output of the polarization-independence top-comb-shaped band pass can be realized, the requirement on the wavelength of a DWSM (dense wavelength division multiplexing) system is lowered greatly as the tolerance for the drifting of signal wavelength is high, and the system cost is saved.

The invention discloses a compound lens. The compound lens comprises: a substrate; a lens located on the first surface of the substrate; and a first metasurface structure array which is arranged on the second surface of the substrate according to the face type machining error of the lens and comprises a plurality of metasurface structure units, wherein the first surface is opposite to the second surface. The compound lens comprises the substrate, the lens and the first metasurface structure array, the lens and the first metasurface structure array are located on the first surface and the second surface of the substrate respectively, and due to the fact that the lens and the first metasurface structure array are located on the two different surfaces of the substrate, after the lens is manufactured, the first metasurface structure array can be set according to the surface type of the lens; in addition, due to the fact that the first metasurface structure array can be arranged after the lens is manufactured, the tolerance to machining errors is extremely high. The invention further provides a manufacturing method of the composite lens and an infrared detector with the advantages.

The invention discloses a double-phase stainless steel metallographical corrosive liquid formula and an application method thereof. Each part of corrosive liquid comprises 40-45 ml of phosphoric acid,50-60 ml of sulfuric acid, 155-165 ml of glycerinum, 40-50 ml of water, 15-30 g of sodium sulfite and 2-5 g of thiourea. According to the provided scheme, operation is easy, the fault-tolerant degreeis high, and the situations of excessive corrosion and the like are not likely to happen. The metallographical corrosive liquid is easy to prepare, acidity is low, and operation conditions are good during corrosion. After the corrosive liquid is adopted for corrosion, an obtained structure is free of a mechanically-polished stress layer, and later study is facilitated.

The invention discloses a black frame voltage compensation method for a data driver of an OLED display, and the method comprises the following steps: giving out a plurality of set point voltages which at least comprise a highest-order voltage, a lowest-order voltage, and at least one-order voltage between the highest-order voltage and the lowest-order voltage; building a voltage curve of a data driver based on the set point voltages; enabling the highest-order voltage to be set independent of the voltage curve; and independently pulling up the highest-order voltage. Through the independent giving of a black frame voltage, the method enables the black frame voltage to be independent for adjustment, thereby enlarging range of circuit operation and exerting no impact on the setting of gray scale voltages. Through the setting of the independent black frame voltage, the method can increase the difference between the black frame voltage and the voltage of one gray scale which is one gray scale less, improves the tolerance for current leakage of a thin film transistor (TFT) assembly, and can solve a problem that the current leakage of the assembly causes the slight lighting of the frame which affects comparison.

The invention discloses a video capture method and electronic equipment. The method is applied to the electronic equipment. The electronic equipment comprises a video camera. The method comprises the following steps that: when a first video in a preset area is captured by the video camera, a first image frame is obtained by using a first exposure mode in the first moment, a second image frame is obtained by using a second exposure mode in the second moment later than the first moment, and a third image frame is obtained by using the first exposure mode in the third moment later than the second moment, wherein the first exposure mode is not the same as the second exposure mode; a first combined frame is obtained at least one the basis of the first image frame and the second image frame, a second combined frame is obtained at least on the basis of the second image frame and the third image frame, and the first combined frame and the second combined frame are adjacent frames; a first video is obtained at least on the basis of the first combined frame and the second combined frame.

The present invention discloses an on-chip mode multiplexing / demultiplexing method based on a subwavelength grating structure, the method comprises: processing and obtaining seven cascaded directionalcouplers through an SOI platform, wherein each directional coupler comprises a strip waveguide and a sub-wavelength grating-shape waveguide, connecting the strip waveguide through an adiabatic cone to form a bus waveguide, then selectively inputting a fundamental mode from the each sub-wavelength grating-shape waveguide while injecting a TE0 mode from an input port of the bus waveguide, and achieving a coupling condition in the directional coupler to become a corresponding high-order mode, so that multiple signals simultaneously exist in the bus waveguide to realize mode multiplexing or demultiplexing. The method applies the subwavelength grating structure to the directional coupler, not only realizes multiplexing of seven high-order modes from TE4 to TE10 and the like, but also greatly reduces the device size.

The invention discloses a passive heat dissipation server node case, and belongs to the technical field of computer science. The computer processor solves the problems that an existing computer processor needs timing ash removal, has high requirements for the working environment and is single in fault detection function. The case is a closed shell, so that dust in an external working environment cannot enter the heat dissipation shell, and equipment short-circuit faults caused by the dust are reduced. A voltage sensor and a current sensor are used for collecting input and output voltage and current of a CPU main circuit board and a GPU slave circuit board; whether input and output signals and voltage and current of the system are detected at the same time. Whether software and hardware ofthe passive heat dissipation server node case work or not is monitored; the working state of the system is monitored in real time, when it is detected that the input current or voltage and the outputcurrent or voltage of the CPU master circuit board and the GPU slave circuit board are zero, it is indicated that case hardware breaks down or the system breaks down, a power source is restarted, andthe system is reset in time.

The invention discloses a long-tail distribution image classification method with a noise label, which is used for solving the problem of image classification with both long-tail features and noise labels by learning through relaxation interval loss depended on by a sample and assisted by an anti-noise data enhancement strategy. According to data noise features, sample-dependent slack variables are introduced to relax interval constraints when sample function intervals are calculated, and then sample-dependent smooth slack losses are calculated according to sample interval classification; and according to the data long tail features, a data enhancement strategy adjusted in stages is implemented, strong enhancement and weak enhancement are performed on samples respectively, and a sample screening mechanism based on relaxation loss is provided in a formal training stage for screening noise data. The method is simple and convenient to implement and flexible in means, and remarkable classification effect improvement is achieved on long-tail data, noise data and training data with the characteristics of the long-tail data and the noise data at the same time.

The invention relates to a preparation method and applications of a class of electrophilic enol salts, and belongs to the technical field of metal organic catalysis, wherein an alkynyl terminated compound, a nitrogen oxide and a proton supplying agent are subjected to an addition reaction in an organic solvent by using a silver salt as a catalyst to obtain the electrophilic enol salt, and the electrophilic enol salt is used for preparing a functionalized carbonyl compound. According to the present invention, with the synthesis method, by using various commercially availaboe monovalent silver salts as the catalyst and using various alkynyl terminated compounds as the starting raw material, the alkynyl terminated compound can be added by the protonated nitrogen oxide so as to achieve the synthesis of the special enol salt; the obtained enol salt has characteristics of diverse structure, high tolerance of the functional group, and good yield; and the electrophilic enol salts with the characteristic of easy separation is synthesized.

The plant vitamin as a kind of active organic fertilizer is prepared with lignin containing plant material and through inorganic strong acid treatment, nitration and oxidation to convert large molecular lignin into soluble small molecular nitrolignan. Nitrolignan is deep brown oily liquid, has density of 1.1-1.2 and molecular weight of 102, and has bioactivity similar to that of natural material uniquione and physiological effect similar to that of vitamin enzyme. After being absorbed by plant, the plant vitamin can establish oxidation-reduction system in plant body to strength plantí»s breath, speed accumulation and transport of nutritive matter, promote plantí»s growth and produce obvious yield increasing effect.

The invention provides a phospholipase C as well as a coding sequence, production and an application thereof. The phospholipase C can be used for hydrolyzing phosphatidylcholine and phosphatidyl ethanolamine, has the capability of effectively hydrolyzing phospholipid nearby an acidic pH region or a neutral pH region or an alkaline pH region, has wide tolerance to the pH regions, has a certain degree of thermal stability, is sensitive to zinc ions, and exerts the hydrolysis ability without depending on zinc. The phospholipase C is significant for fermentation production of enzyme and industrialized application.

The invention relates to a number mass balance counting method in the mineral separation industry. The number mass balance counting method comprises the steps that firstly, a mass balance equation is listed according to the fact that the actual total mineral separation industry procedure input mass is equal to the total output mass; secondly, the priori knowledge serves as a constraint condition, and the mass balance equation is converted into a non-linear optimization question; thirdly, the non-linear optimization equation in the second step is solved, the obtained measurable value serves as a measurable modification value seen in the specification, the obtained solved value serves as a calculation value of the solved value seen in the specification, and the number mass balance question is solved. According to the number mass balance counting method in the mineral separation industry, the priori knowledge is fully utilized, the pure mass balance equation is converted into the non-linear optimization question based on the priori knowledge to be solved, very large tolerance is provided for the error of field measuring, the unreasonable measuring value can be automatically modified even when large errors exist in measuring, the reasonable and credible results can be reckoned, and the number mass balance counting method can be widely applied to the field of the mineral separation industry.

Disclosed is a device and a method for introducing liquids into meat containing bones and / or cartilage or connective tissue, e.g. in the slaughtered body of poultry as well as in legs and belly meat, in order to treat, season, and / or preserve said meat. The aim of the invention is to create a device and a method which make it possible to simultaneously introduce exactly defined, even very small quantities of water, brine, preservatives, seasoning liquids, and / or other liquids in a manner that is adapted to the anatomy of the body of the slaughtered animal, even into meat containing bones and / or cartilage or connective tissue, within a very short period of time on almost any conveying unit, even an existing one, and even on a slaughtering conveyor belt, without using any needle while beinghighly effective and highly reliable, having a robust structure, and providing minimal tolerance of the injected quantity. Said aim is achieved by a device for introducing liquids into meat, comprising a base frame (1). Said device is characterized by the fact that one or several machine frame / s (3) is / are arranged in a rigid manner or so as to be movable in a linear direction on the base frame (1) while one / several injection device / s (6) which is / are used for needle-free injection and is / are connected to one / several high pressure unit / s (4) via one / several liquid distribution system / s (5) is / are disposed on the machine frame / s (3), each injection device (6) comprising one or several nozzle pipe / s (7) on which one or several spray nozzle / s (8) is / are arranged and which is / are disposed on the machine frame (3) so as to be deliverable. The inventive method is characterized by the fact that each of the nozzle pipes (7) as well as one / several spray lance / s (6) can be separately impinged upon by an identical and / or different, precisely defined pressure that is applied to different liquids for identical and / or different, exactly defined periods of time.

This is directed to a method for assembling components using a thermally activated adhesive. Two components of an electronic device housing can be coupled as part of the electronic device assembly. At least one of the two components can be thermally conductive. To use a thermally conductive adhesive to couple the components, the components can be placed in a fixture, and the adhesive between the components. The fixture can then be heated such that heat from the fixture is conducted through the thermally conductive component and into the adhesive. The adhesive can flow and propagate between the components. When the adhesive layer has flowed into an adequate layer, the fixture can be cooled such that heat can be removed from the adhesive through the thermally conductive component. The adhesive can harden and secure the components to each other.

The invention relates to a radio frequency tag identification and near field communication system based on a planar magnetic metamaterial, and the main work frequency is 13.4-13.7 MHz. The system is formed by a signal transmitting coil (1) and a receiving terminal coil (4) connected with a radio frequency tag and near field communication chip, a transmitting terminal magnetic metamaterial (2) is arranged in the signal transmitting coil (1), and a receiving terminal magnetic metamaterial (3) is arranged in the receiving terminal coil (4). Compared with the prior art, according to the radio frequency tag identification and near field communication system, the transmission efficiency of electromagnetic energy and signals is improved by employing two planar magnetic metamaterial parts with the same resonant frequency in the magnetic field resonance with the same frequency range, the system can effectively receive the signals when the position of a receiving terminal has certain dislocation and declination, the magnetic field generated by the magnetic metamaterial in the system is relatively flat and uniform, simultaneous transmission of the signals via multiple receiving terminals is facilitated, and the identification and communication efficiency is improved.

An assembly and device that provides a flexible, removable and sealable touch guard system for use with retail display systems and more specifically for use with displays requiring repeated human interactive use is provided for. More particularly, the present invention relates to an assembly and device that provides a sealable touch guard between a bezel, a protective covering and a display while under compression. Additionally the present invention is readily used with customer-specific bezel covers and displays often used with point of sale (POS)-like terminals.

A microdot printing head containing hollow pins as reservoirs for biological samples is manufactured with a high degree of accuracy in the spacing of the hollow pins by press fitting the pins into bushings at precisely dimensioned end sections in the bores of the bushings, and receiving the bushings into a common support block.

The invention discloses a telescopic joint for air supply of a fermenting roller. The telescopic joint is characterized in that a telescopic pipe is arranged in a box body; one end of the telescopic pipe is provided with a movable connecting joint, the other end of the telescopic pipe is provided with a fixed connecting joint, and the movable connecting joint and the fixed connecting joint are respectively arranged outside the box body; a pneumatic device is arranged in the box body, is connected with the telescopic pipe, and is used for driving the movable connecting port of the telescopic pipe to extend out of the box body and be connected with an air supply assembly joint outside the fermenting roller, and driving the movement connecting port of the telescopic pipe to retract into the box body and be disengaged from the air supply assembly joint outside the fermenting roller; an electric control device is arranged in the box body, and is matched with the pneumatic device to precisely control and drive the movable connecting port of the telescopic pipe to be butted with the air supply assembly joint outside the fermenting roller. The telescopic joint has the advantage that the fixed air blowing equipment and the dynamic fermenting roller are connected, so as to connect with the air supply assembly outside the fermenting roller, perform self-control air ventilating on the fermenting roller, and automatically complete the production process.