687 results about "Separation time" patented technology

The invention relates to a biodegradable implant or the like manufactured of polymer-based material and intended to be installed in tissue conditions. In the macroscopic structure of the implant two or several zones are created in a manner that the biodegradable polymer-based material has in different zones a different detaching time from the macroscopic structure under tissue conditions.

A drive circuit for a bi-stable display comprises: a driver (101, 102) which supplies drive waveforms (DWk) to the pixels (Pij) of the display during an image update period (IUk) wherein the image presented by the pixels (Pij) is updated. A controller (103) controls the driver (101, 102) to supply, during the image update period (IUk) wherein a particular optical transition of a particular one of the pixels (Pij) is required, an associated one of the drive waveforms (DWk) to the particular one of the pixels (Pij). The associated one of the drive waveforms (DWk) comprises a sequence of a particular number of pulse, (SPk), wherein consecutive ones of the pulses (SPk) of the sequence are separated by a separation period of time (SPT). The particular number of said pulses (SPk), and / or a duration of said pulses (SPk), and / or a duration of the separation period (SPT) of the associated one of the drive waveforms (DWk) is determined to obtain the particular optical transition at a desired energy of the associated one of the drive waveforms (DWk) to decrease an average value of the associated one of the drive waveforms (DWk).

The invention discloses a target movement situation information data association strategy-based target tracking method. The method includes the following steps that: step 1, the track of a target to be selected is created; step 2, tracking processing is carried out on the track of the target to be selected, a reasonable track of a formal target is established according to a target starting condition; and step 3, a Kalman filtering model is used to carry out filtering estimation processing on the tracks of a tracked target and the formal target, so that a track state estimation value can be obtained, the time to closest point of approach (TCPA) of the tracked target and the formal target is calculated according to a ship collision avoidance radar measurement model and a TCPA value is compared with a target separation time threshold, a target approach time threshold and a target overlap time threshold, so that the movement state information of the targets can be obtained; and step 4, and the association strategy and associated algorithm of the trace points and tracks of the tracked target are determined according to the movement state information of the targets, and the association relation of the tracked target and the trace points can be obtained.

The invention belongs to the technical field of bioengineering, and relates to a method for extracting and salting organic acids out of fermentation liquor. The method is characterized in that: soluble inorganic or organic salt solids or concentrated solution thereof and an extracting agent are added into the organic acid fermentation liquor, stirred for uniform mixing, and stood at room temperature for phase splitting; when two phases are formed by the salting-out and extraction, an upper phase is a solvent phase rich in the organic acids, while a lower phase is a salt phase rich in other components; if the extraction operation is directly performed without pretreating the fermentation liquor, a solid phase layer rich in bacteria and proteins is formed between the two phases; when three phases are formed, the upper phase is the solvent phase, a middle phase is the phase rich in the organic acids and the lower phase is the salt phase rich in the other components; therefore, the aim of extracting and separating the organic acids is fulfilled. The method solves the problems of difficulties in product separation, high cost and the like in the conventional process for separating the organic acids by a fermentation method, is simple, ensures separation time, low cost and high recovery rate, and is an organic acid separation method with industrial application prospect.

The invention discloses a double-water phase extracting technique of 1, 3-propanediol from ferment liquid in the biological engineering technical domain, which is characterized by the following: adding inorganic salt and hydrophilic organics in the ferment liquid of 1, 3-propanediol to form new double-water phase; extracting to separate 1, 3-propanediol from ferment liquid.

The present invention belongs to the field of biological engineering technology, in particular, it relates to a method for extracting and separating 1,3-propanediol from fermented liquor. It includes the following steps: directly distilling and concentrating fermented liquor with bacteria to 1 / 2-1 / 20 of original volume, cooling, adding ethyl alcohol or methyl alcohol, n-propyl alcohol, isopropyl alcohol, acetone or butanone according to volume ratio of 1:0.3-1:5, settling or filtering or 1000-4500 rpm centrifugal separation and precipitation, taking supernatant fluid, then using alcohol or ketone to wash and precipitating, then settling or filtering or 1000-1500 rpm centrifugal separation and precipitation, taking supernatant fluid, then recovering alcohol or ketone from said supernatant fluid by means of distillation or rectification.

The invention discloses a double-water phase extracting technique of 2, 3-butanediol from ferment liquid in the biological engineering technical domain, which is characterized by the following: adding inorganic salt and hydrophilic organics in the ferment liquid of 2, 3-butanediol to form new double-water phase; extracting to separate 2, 3-butanediol from ferment liquid.

The invention discloses a method for selectively separating lithium from a positive electrode material of a waste lithium-ion battery. The method comprises the following steps of (1) reacting a positive plate of the waste lithium-ion battery with a separation liquid, adding an oxidative additive and / or introducing an oxidative gas into a reaction system, breaking a Li-O bond in the positive electrode material of the waste lithium-ion battery, stabilizing crystal structures of other residual metal elements, selectively entering the lithium into a solution and leaving the other metal wastes except for the lithium, and aluminum foil in solid residues; and (2) carrying out solid-liquid separation to obtain a lithium-rich solution and the solid residues, wherein the separation liquid is an acidsolution of which the pH is greater than 3 or an alkaline solution of which the pH is smaller than 10. The invention provides a short-process method for selectively separating the lithium. The separation efficiency of the lithium from the positive electrode material of the waste lithium-ion battery is high, the separation time is short, the cost is low, a recovery process is free of pollution andindustrial production is easy to implement.

The invention relates to a graphene / titanium dioxide photocatalysis composite material and a preparation method of the graphene / titanium dioxide photocatalysis composite material. The graphene / titanium dioxide photocatalysis composite material is composed of three-dimensional graphene skeleton and nano-titanium dioxide particles, the graphene has a macroporous structure, the titanium dioxide is mesoporous titanium dioxide, the macropore and the mesopore are communicated with each other, the nano-titanium dioxide particles are dispersed on a graphene nanosheet, the nano-titanium dioxide particles are fed in the macropore of the graphene, the titanium dioxide is pure anatase type crystal. The structure can effectively improve the electron-cavity separation time in the photocatalysis reaction, and improve the photocatalysis performance of the photocatalyst. The pure titanium dioxide of the photocatalyst prepared by the method has high activity and high adsorption, the preparation method is simple and the applicable range is wide. A potential solution is provided for the current environment pollution.

A method for displaying a separation time interval of at least one of a plurality of objects approaching a reference includes estimating a transit time of the at least one of the plurality of objects assigned to a corresponding first path to the reference, determining the separation time interval for the at least one object, and forming a time line axis. The method further includes displaying a representation of the at least one object aligned relative to the time line axis for indicating the estimated transit time, and displaying the separation time interval.

A sound output device and method are provided. The device includes a first speaker and a second speaker; a first coupling unit and a second coupling unit which can be coupled to the first coupling unit; a sensor module for sensing at least one of a coupling state between the first coupling unit and the second coupling unit, a separation distance, and a separation time; a communication module for forming a communication channel with an electronic device; and a processor for receiving sound information corresponding to a sound output function from the electronic device, generating control information for controlling the sound output function on the basis of at least one of the coupling state between the first coupling unit and the second coupling unit, the separation distance, and the separation time, and transmitting the generated control information to the electronic device.

The invention discloses Lycium ruthenicum Murr effective extract and its extraction method and use. The extraction method comprises the following steps of carrying out vacuum drying of Lycium ruthenicum Murr, crushing it, adding 95% of ethanol into the crushed Lycium ruthenicum Murr, carrying out backflow 2 times, wherein each backflow process lasts for 1h, carrying out filtration, carrying out distillation of the filtrate at a temperature of 75 DEG C for concentration, transferring the concentrate into an evaporating dish, carrying out water-bath evaporation, carrying out vacuum drying at a temperature of 70 DEG C for 2h to obtain dry extract, adding methanol into the dry extract until a constant volume is realized, filtering by an organic microporous filter membrane having the aperture size of 0.45 microns and carrying out procyanidine extraction. The Lycium ruthenicum Murr effective extract obtained by the scientific and reasonable extraction method has novel purposes of reducing blood pressure, blood fat and blood sugar. The extraction method provides a novel measure for effective and full utilization of the Lycium ruthenicum Murr effective extract in products for treating or preventing diabetes, hyperlipidemia and hypertension. The extraction method shortens extraction separation time, reduces energy consumption in processes, and effectively reduces a production cost. The Lycium ruthenicum Murr effective extract has high purity, stable performances, fewer extract impurities and good quality. The extraction method adopts pharmaceutical health-care products having antioxidation effects.

The invention discloses a magnetic coagulation mine water underground purification technology, relates to a method for carrying out a multistage treatment and purification on sewage generated in the mining industry, and aims to provides a purification technology having the advantages of capability of being carrying out in underground, short purification and separation time, little occupied space, little usage amount, low operation cost, and good purification effect. The technology comprises the following steps: converging the mine water to the front end of an underground central water chamber, filtering to remove the slag, introducing the water into a pre-precipitation tank, wherein in the pre-precipitation tank the sludge is periodically discharged into a sludge tank by a submerged sludge pump; introducing the water, which has been processed in the pre-precipitation tank, into a magnetic coagulation system, adding magnetic powder and a coagulating agent into the water, wherein in this process the suspended matters are transformed into micro floccules taking magnetic powder as the carriers; introducing the water into a magnetic separator after the coagulation, introducing the clean water into an underground water tank after the solid-liquid separation; transferring the coal sludge in the magnetic separator to a magnetic separating magnetic drum so as to absorb and recycle the magnetic powder, then discharging the coal sludge from which magnetic powder has been recycled into a sludge tank, and finally dehydrating the sludge in the sludge tank by a press filter so as to obtain dry sludge cakes.

The invention relates to a method for extracting grease from oil material, in particular to a method for extracting prickly ash seed oil from prickly ash seeds. The method for extracting prickly ash seed oil from prickly ash seeds is characterized by comprising the following steps of: (1) firstly, drying the prickly ash seeds until the water content is smaller than 13%, and crushing to 40-80 meshes by using a crusher; (2) delivering the dried and crushed prickly ash seeds into an extracting kettle, pumping the vacuum to the pressure below 1*10<4>Pa, and evacuating air in the extracting kettle; (3) then, pumping a tetrafluoroethane solution into the extracting kettle by using a plunger pump until the prickly ash seeds are emerged under the liquid level under the observation of a sight glass; (4) stirring, and extracting, wherein the extraction pressure is 1.0-1.2Mpa, the temperature range is 40-50 DEG C, and the extraction time is 30-45 min each time; (5) depressurizing and raising temperature to evaporate and separate in a separating kettle, wherein the separation pressure range is 0.5-0.1MPa, and the temperature range is 45-50 DEG C; and (6) after subcritical extraction, centrifugally separating and filtering the crude oil through a high-speed centrifuge to obtain the final prickly ash seed oil.

The invention provides a small-size quickly separated firer-unlocking bolt. The small-size quickly separated firer-unlocking bolt comprises an unlocking bolt main body (1), a sealing ring (2) and a semiconductor bridge-type pressure cartridge case (3). In the small-size quickly separated firer-unlocking bolt, a semiconductor bridge firing element is adopted as a firer connection and separation mechanism of the firing element; the whole axial length of the small-size quickly separated firer-unlocking bolt is 60 to 65 millimeters, and the radial size is less than or equal to 16 millimeters; the separation time of the small-size quickly separated firer-unlocking bolt is 1.0 to 1.1 microseconds, the separation synchronism is 0.10 to 0.15 microseconds, and the connection bearing capacity is 21 to 25kN. The small-size quickly separated firer-unlocking bolt has the characteristics of small structural size, short separation time, high synchronism, low firing energy and the like; a safe, quick and synchronous separation function of the interstage of a spacecraft can be realized; the small-size quickly separated firer-unlocking bolt can be directly applied to interstage separation systems of the spacecrafts such as high-speed guided missiles, airships, satellites and the like; meanwhile, a beneficial reference is provided for a design of a similar power source firer mechanism.

The invention discloses a quantitative measurement method for a pulse infrared thermal wave technology. The method comprises the following steps of: 1, heating the surface of a measured object by using a pulse heating device, continuously observing and recording the temperature field change of the surface of the measured object by using an infrared thermal image device, and acquiring a time sequence thermal wave signal through a computer control and acquisition system to obtain a thermograph sequence of the surface of the measured object; 2, according to the obtained thermograph sequence, extracting temperature reducing data of a defective area and a non-defective area, and comparing logarithmic temperature-logarithmic time curves; 3, setting a separation time point of defective and non-defective area curves in the logarithmic temperature-logarithmic time curves or a previous time point of the separation time point as t1, setting the maximum temperature difference time point of the two curves as t2, and extracting a temperature value or a radiation energy value delta T (0, t1) and delta T (0, t2) corresponding to the two time points; and 4, when two of an interface thermal reflection coefficient R of the defective area, a thermal diffusion coefficient alpha of the measured object and a defect depth L are given, solving the third coefficient by using a formula (4).

The invention relates to an ultrasonic separation device for fine particles. The ultrasonic separation device is characterized in that a water inlet is formed in the top of a dynamic separation chamber, and a particle outlet and a water outlet are sequentially formed in the bottom of one end, opposite to the water inlet, of the dynamic separation chamber; a reflection plate is horizontally arranged at the front end of the particle outlet; a first ultrasonic transducer is arranged at the position, directly facing the reflection plate, on the top of the dynamic separation chamber; a second ultrasonic transducer is arranged at the water outlet of the dynamic separation chamber; an acoustic panel is arranged at the position, directly facing the second ultrasonic transducer, at the water inlet of the dynamic separation chamber. According to the ultrasonic separation device, by virtue of a low-frequency standing wave and high-frequency traveling wave combination method, the processing time is greatly shortened, the equipment cost is greatly lowered, the whole structure is compact, the fine particles, even a very limited number of fine particles in a flow field can be separated, furthermore, the separation time is short, and the separation effect is good.

The invention provides a data transmission antenna whole-satellite testing method based on a minisatellite information system. At first, orbital data are input to a satellite attitude control system and a GPS dynamic simulator, by regulating orbit parameters of the satellite attitude control system, controlling start-up time of the GPS dynamic simulator and satellite-arrow separating time, and combining a program control command and a program control data block sequence, time information, orbit information and attitude information of the satellite attitude control system, a GPS receiver and a satellite task distribution system are completely synchronized, testing data are obtained by controlling a data transmission antenna to carry out ground station tracking, and finally, by comparing theoretical data and the testing data of antenna tracking, actual antennal tracking angle errors under different orbit conditions and different satellite attitudes are obtained. According to the data transmission antenna whole-satellite testing method, the orbit and time information state of a minisatellite are accurately simulated, testing of the data transmission antenna under the whole-satellite state of the minisatellite is achieved, and the method is applied to other types of minisatellites at present.

In order to make full use of local resources, also reduce extraction and purification equipment investment, effectively improve the yield of chlorogenic acid and hyperoside from lonicera japonica leaves, shorten the production time from collection till obtaining of the high content chlorogenic acid and hyperoside, as well as reduce the production costs of chlorogenic acid and hyperoside, the invention provides a purification method for extracting chlorogenic acid and hyperoside from fresh lonicera japonica leaves. The method employs enzyme deactivation treatment, hydrochloric acid extraction, filtration, extraction, macroporous adsorption resin chromatography, and crystallization so as to obtain pure chlorogenic acid and hyperoside products. The whole separation process has no high requirements for environmental conditions, the separation time is short, and the purity is high. Separation materials are easily available and cheap, and the separation operation process is simple and is easy to control. Crystallization and recrystallization are adopted. The purification efficiency is high, environmental pollution is reduced, and resources are also saved.

The invention relates to a method for extracting sea buckthorn seed oil through a subcritical fluid method. The method for extracting the sea buckthorn seed oil comprises the following steps: (1), juicing fresh clean sea buckthorn fruit to obtain seeds, drying the seeds in shade under a room temperature, selecting the seeds, smashing the selected seeds, and screening the smashed seeds to obtain a raw sea buckthorn seed material; (2), grinding and drying the raw sea buckthorn seed material; (3), putting the ground dry sea buckthorn seeds and an extracting agent into a subcritical fluid extraction device, so as to obtain an extract; and (4), separating the extract through a pressure reducing and temperature increasing method to obtain an extraction liquid, and standing the extraction liquid under the room temperature to obtain the sea buckthorn seed oil. The method has the advantages that the production cost is effectively reduced; the separation time is shortened; the solvent consumption and the energy consumption in the technological process are reduced; the technological process is simple; the operability is high; the extraction efficiency is high; environmental protection and zero contamination are realized; the security and the repeatability are good; and large-scale industrialized continuous production can be realized.

A method for separating roundness error of single transposition includes selecting proper transposition angle a for carrying out single small angle transposition in relevant angle to rotation major axis and realizing complete harmonic separation of z(n) and g(n) as in scope of 1-100 upr harmonic wave by measuring workpiece error g(n) and major axis transposition error z(n) before and after workpiece transposition as well as utilizing quick. Fourier series transform and harmonic analysis.

The invention discloses a landing point forecasting system for space launch rocket. According to the invention, the landing point forecasting system is connected to a spaceflight test and control network. Rocket debris and rocket flight position and speed information are extracted from data provided by a radar data processing system. Rocket debris separation time is extracted according to information provided by a remote measurement data processing system. Initial separation point data is obtained through fitting simulation. A rocket debris flight dynamics model is established through combination of flight environment mathematics modeling and aerodynamic characteristics analysis. Through landing point influence factor analysis, landing point accurate forecasting is performed, so that a landing area search range is reduced and rocket debris recycling efficiency is improved.

The electric connector is composed of socket and plug. Wire out port of the socket is connected to shell body of the socket. Unlocking sheath is connected to releasing gear. Movement of the releasing gear drives movement of the unlocking sheath. The unlocking sheath includes sidestep cooperated to shell body of the socket. The unlocking sheath via sidestep pulls movement of shell body of the socket. Being installed on sidestep hole, locking steel ball can move along radial. Through sealed bonding layer, connector pins of socket are connected to shell body of the socket hermetically. Water inlet trough is built in the shell body of the socket. Groove cooperated to steel ball is made on the shell of the plug. The plug includes two jacks. One end of the plug is contacted to connector pins in plug, and the other end is contacted to connector pins in the socket to implement turning electric signal on / off. Features are: simple structure, small separating force, and short separating time.

A concave notch portion (104, 105) to which an interference body (110) is fitted is formed in an interference region with the interference body existing in an incorporated portion of at least one side edge portion of an interior trim member (100). A cushion body (25) made of an elastically deformable material is arranged in a periphery including the concave notch portion (104, 105), and a structure member (21) made of a material which is light and harder than the cushion body (25) is arranged in the other region than the arranged region of the cushion body (25) in the interior trim member (100). The skin member (10), the structure member (21) and the cushion body (25) are integrated by a molding. The invention can provides an interior trim member which can be easily attached to and detached from an incorporated position and is not necessary to freshly assemble ducts for an air conditioner, even in the case that a post or the like interfering at an incorporating time or a detaching time exists in a driver seat, in the rigid interior trim member incorporated in the driver seat of various work vehicle.

The invention discloses a precise two-point leakage detection locating method for a pressure pipeline. According to the method, an acoustic emission leakage detection system and a correlator leakage detection system are utilized to collect a pipeline leakage signal of a same object in a same moment and a same environment. One the one hand, a particle swarm optimization algorithm based on a simulated annealing idea is utilized to conduct blind source separation on the leakage source signal detected by the acoustic emission leakage system and embed the leakage source signal into a memorizer; memory is constructed and applied to simulation of a blind source separation method of annealing particles, frequency dispersion features resulted from leakage in multiple points of the pipeline are eliminated, a much preciser leakage source signal is separated out, and separation time is greatly shortened; in this way, the time consumption for the leakage source signal to reach two sensors on the upstream side and the downstream side is determined; meanwhile, propagation velocity of a leakage sound wave in the pipeline is figured out by utilizing detection data of a correlator; finally, according to a cross-correlation locating algorithm, the location of a leakage source is calculated. The precise two-point leakage location method for the pressure pipeline has the advantages of achieving precise locating of the leakage in the pressure pipeline, and being low in cost and convenient to use and the like.

The invention discloses a method for extracting and separating eucommia ulmoides rubber. The method comprises the following steps: performing pretreatment, performing alkali treatment, performing enzymolysis, and performing extraction and purification. The innovative points are that the step of steam explosion pretreatment is carried out after the step of pretreatment and comprises the following sub-steps: soaking a pretreated material in water with the temperature of 20-30 DEG C for 0-24 hours, and performing steam explosion on the soaked material in a steam explosion device. According to the method, the eucommia ulmoides rubber is extracted and separated by the steam explosion process, the eucommia ulmoides raw material does not need to be excessively ground, the extraction and separation time is short, the oxidation of part of the eucommia ulmoides rubber caused by long-time fermentation is effectively avoided, the natural filament eucommia ulmoides rubber can be obtained, the biological characteristics, physical performance and physical state of a rubber body are kept, and the original molecular structure and polymerization degree are kept; in addition, while the eucommia ulmoides rubber is extracted and separated by the steam explosion pretreatment, eucommia ulmoides polysaccharides are obtained by a membrane concentration and separation technology and the added value of a product is increased.

A sheet of brittle material, such as glass, flat or bowed, is separated along a score line by applying fluid energy (compressed gas or liquid) through a fluid applicator such as a nozzle or directional fluid motivator, into a scored sheet material. A separation time of less than 1 second is possible with smooth edge quality. The brittle material can be in the form of a moving ribbon of glass sheet or a stationary sheet. A load (tension) can be applied transverse to the score line to enhance crack propagation along the score line. A controller controls the fluid pressure, release time and other process parameters for best results, depending on material properties and structure.

The invention relates to a connector. The connector comprises a plug case and a socket case, wherein a connection cap is arranged at the periphery of the plug case; the connection cap has a pressing part / recession part capable of matching with a locking ball location groove to lock / unlock a floating locking ball; the floating locking ball includes an outer protrusion part protruding the circumferential surface of the socket case; a stop stage is arranged on the inner wall of the connection cap in front the recession part, and has a stop surface for stopping the further separation of a plug and a socket in combination with the outer protrusion part when the plug is separated from the socket; a locking ball passage for allowing the locking ball to pass through for unlocking is arranged on the stop stage or between the stop stage and the inner wall of the connection cap; the locking ball passage has an inlet close to the right end and a outlet on the front end; the inlet allows the outer protrusion part to enter the locking ball passage from the stop surface when the connection cap rotates in position; and the outlet is used for extracting the outer protrusion part from the locking ball passage so as to separate the plug and the socket. The connector provided by the invention can prolong the separation time of the plug and the socket.

The invention provides a comprehensive two-dimensional ultrahigh pressure high performance liquid chromatography (HPLC) separation system which comprises a liquid chromatography solvent delivery pump, a liquid chromatographic column, a dosing ring, a two-position ten-way valve, a detector and a sample injector. The comprehensive two-dimensional HPLC separation system realizes rapid separation of a second-dimensional chromatograph, meets the requirement of a comprehensive two-dimensional chromatograph on the separation speed of the second-dimensional chromatograph, and realizes ultra strong separation capability of the comprehensive two-dimensional HPLC separation system by introducing the ultrahigh pressure liquid chromatography solvent delivery pump, the high-pressure ten-way valve and the ultrahigh pressure liquid chromatographic column. The comprehensive two-dimensional HPLC separation system is characterized in that a first-dimensional chromatograph can keep a sample at a certain separation degree at low flow rate by adopting a long column with small inside diameter, and the time for filling first-dimensional effluent in the dosing ring is prolonged at the low flow rate so as to leave sufficient separation time for the second-dimensional chromatograph; and the second-dimensional chromatograph can realize rapid and efficient separation of the sample thereon by adopting an ultrahigh pressure chromatograph short column with small particle size. The comprehensive two-dimensional ultrahigh pressure HPLC separation system can realize rapid and effective separation of the samples in the fields such as environment, plants, metabonomics and the like by combination of chromatographic columns with different stationary phases.

A method and system for display control, a breakaway judging apparatus and a video / audio processing apparatus are provided. The method includes following steps. A display signal source is received and a play content is obtained according to the display signal source. It is judged whether a play time corresponding to the play content is in a breakaway time according to at least one advertising fingerprint, wherein the at least one advertising fingerprint is a characteristic message corresponding to the play content, and the breakaway time is at least one time interval for playing at least one advertisement in the play content. If the play time corresponding to the play content is in the breakaway time, a prompt message is superimposed to the play content.