35results about How to "Simplify detection" patented technology

The invention relates to a coil type triangular horizontal framework articulate space stretch arm, which comprises a plurality of articulated triangular horizontal frameworks, three longitudinal rods and a plurality of opposite angles stiffening cables, wherein, each articulated triangular horizontal framework comprises three triangular articulation joints and three Ti-Ni alloy short rods, and provides the longitudinal rods with lateral support; each triangular articulation joint comprises a 60 DEG connector, a cylindrical joint with stairs, three bolts and two nuts; end heads of each Ti-Ni alloy short rod are fixed in the holes of the 60 DEG connectors through two M2 bolts; two holes used for fixing the opposite angles stiffening cables are further formed on each of the 60 DEG connectors; an M2 thread is arranged on the a thinner end of the cylindrical joint; the cylindrical joint is limited to make three-displacements and two-rotations relative to the connector with 60 DEG through nuts, without limiting the cylindrical joint rotate axially; and the cylindrical joint fixedly connects the longitudinal rods and the 60 DEG connectors through an axial M3 bolt. The invention can be applied in the fields of the space detection arms, the large scale solar battery arrays of spacecrafts, the main structure of space stations, and the like.

Cell and tissue autonomous phenotypes are correlated with genotype information. Correlated genotype information is used to screen individual traits. Methods and systems for correlating cell and tissue autonomous phenotypes to genotype information are provided.

The invention discloses a method for detecting an object to be detected by using an SPR biosensor. The method uses a biotin-streptavidin-magnetic particle as a signal reporting molecule which can amplify a signal of a hybridization result; therefore, the problem that marking of a probe or an object to be detected before hybridization influences natural binding of biological molecules is avoided, the requirement of improving detection sensitivity of the SPR biosensor is realized, and generated signals are stable and are easy to detect, which enables result detection and analysis to be substantially simplified. According to the invention, amplification of a detection signal is realized after hybridization, so variation and variation quantity of SPR signals before and after the detection signal is amplified can be more visually and clearly observed; meanwhile, the biotin-streptavidin-magnetic particle technology is used in the invention, and no expensive detector is needed, thereby reducing technical cost and economic cost needed for enhancing sensitivity of the biosensor.

The invention provides a fast multiplex PCR identification diagnosis detection method of invasive fungus infection based on cfDNA (cell free DNA). The method can be used for identifying the invasive infection caused by clinic common and high-incidence Candida albicans, Candida tropicalis, Candida parapsilosis, Candida krusei, Candida glabrata and Aspergillus fumigtus. An amplification primer is designed according to characteristic genome segments of each fungus category and species; a detection fluorescence probe of a strain can be distinguished according to the amplification segment design; the real time PCR can be performed on a sample to be tested; high sensitivity of nested PCR and high specificity and multi-target performance advantages of multiple fluorescent hybrid probe PCR are integrated for identifying the fungus strain. The invention also provides a PCR diagnosis kit for the invasive fungus infection and application thereof.

The invention discloses a side-scan sonar sunken ship target unsupervised detection method based on a selective search algorithm. The method comprises the following steps: preprocessing a side-scan sonar stripe waterfall image; dividing the strip waterfall image into a water column area, a target area (shadow area) and a pure seabed background area on the basis of prior knowledge according to thebasic characteristics of the side-scan sonar, and segmenting the side-scan sonar waterfall image into the areas on the basis of a selective search strategy; defining a plurality of similarity measures, calculating the similarity measure of each region, and taking a weighted value as a final measure value; and outputting a shipwreck target detection result. According to the method, the unsuperviseddetection of the shipwreck target in the large-data-volume side-scan sonar strip waterfall image is effectively realized, a sample image is not needed, a shipwreck identification model does not needto be constructed, and the detection process and efficiency of the underwater shipwreck target are greatly simplified.

The invention provides a power line carrier communication signal processing method. The method comprises the following steps of S1, calculating a first judgment function and a second judgment function for a signal sequence in a cache window; S2, actuating S3 when the current first judgment function is judged to be greater than a first threshold value, and otherwise returning to S1; S3, actuating S5 if the current second judgment function satisfies a peak value condition, and otherwise searching a peak value point in the cached second judgment function; S4, returning to S1 if no peak value point is searched in the step S3 and the detection length is not reached, and otherwise, actuating S5; S5, updating a first count number, returning to S1 if the first count number does not reach a first preset value, and otherwise determining the signal is detected. The invention also provides a power line carrier communication signal processing device. By adopting the power line carrier communication signal processing method and device, the signal detection and synchronizing process is simplified, the detection and synchronizing time is shortened, and the detection and synchronizing precision is also improved.

The invention discloses an apparatus for detecting a battery pack, a method, a battery, a battery system and a vehicle. The apparatus for detecting a battery pack is characterized in that: a processing mechanism which controls the apparatus and processes signals; an excitement mechanism which generates an excitement signal directed at the battery pack and is connected to the processing mechanism; an acquisition mechanism which acquires a response signal of the battery pack and is connected to the processing mechanism, wherein the excitement mechanism is connected to a joint of the battery pack such that the battery pack can receives the excitement signal via the joint, and the the excitement signal of the battery pack generates the response signal, and one type of defect position of the battery pack effects the response signal via allocation or generation of heat, and the processing mechanism detects the defect position via the response signal. And the invention relates to a method for detecting the battery pack, a battery pack, a battery, a battery system, a vehicle, a computer program and a computer program product.

The invention relates to a compound multifunctional food nutrition intensifying agent, especially a multifunctional composition capable of stabilizing liquid milk system and intensifying the effects of iron, zinc and calcium, belonging to the food additive field. The agent is made from specific emulsifying agent, specific hydrophilic colloid, specific dispersant, specific calcium source, iron source and zinc source, by the specific processes of mixing, dissolving and homogenizing. The product not only has the nutrition intensifying function, but also has the stabilizing function; it can not only stabilizing the milk system, and intensifying the sufficient iron, zinc, calcium nutrients properly while added into milk according to proper amount; but also eliminate the fishy taste of ferric salt and the bitter taste of zinc salt, and further improve the milk taste.

The invention discloses a truss type spatial antenna extension arm which is composed of a hinged quadrilateral cross rod, a hinged longitudinal rod, a driving mechanism and a locking device. The hinged quadrilateral cross rod is composed of a cross rod, a first locking hinged joint, a second locking hinged joint and a third locking hinged joint and provides lateral support for the longitudinal rod. The hinged longitudinal rod is composed of a longitudinal rod body and a fourth locking hinge head and provides supporting rigidity. The driving mechanism comprises a driving gear and a driving leadscrew; and the locking device consists of a spring clip and a steel ball. The cross rods and the longitudinal rods are in threaded connection with the hinge heads, and mounting and dismounting are convenient. The driving mechanism enables a hinge block to do linear motion through a lead screw nut and drives the whole stretching arm to be unfolded and folded. After unfolding is completed, the locking device of the hinged joints enables the mechanism to be locked, and rigidity of the stretching arm truss unit is achieved. The truss type spatial antenna extension arm has the advantages of beingsmall in mass, high in strength and high in repeated unfolding positioning precision. And the extension arm can also be used for a solar cell array, a sailboard and a space detector.

The invention discloses a concave arc radius detection and an arc degree determination apparatus and method, and the apparatus comprises a detection bench; a linear guide rail is arranged on the surface of the detection bench; a slide block is arranged on the linear guide rail; a measuring probe is arranged on the slide block; and 4 range finding sensors are arranged on the measuring probe. The 4 range finding sensors are vertical to each other and are arranged at the same plane; the slide block is connected with a turntable of a motor through a ball screw rod; an angle sensor is arranged on a rotating shaft of the motor; the range finding sensors, the motor and the angle sensor are connected to a data processor; and the data processor is connected to a controller. By introducing the step of geometric calculating, the method of concave arc radius detection and arc degree determining in prior art is substantially simplified; the over-complex device is simplified; the cost is reduced; the product surface won't be damaged thanks to non-contact measuring; advantages like wide application scope, easy operation, high security, high detection precision and high efficiency are provided; and the method is very suitable for on-line detection.

The invention relates to a support and hanger quantifying, mounting, detecting and regulating tool and a method using same to perform support and hanger load measurement. The regulating tool comprisesa first supporting assembly which is arranged on a hanger rod and is positioned below a turn-buckle, and a second supporting assembly which is positioned above the turn-buckle, wherein a force measuring assembly is arranged between the first supporting assembly and the second supporting assembly; the force measuring assembly at least comprises a force transmission rod which is arranged between the first supporting assembly and the second supporting assembly, and extends parallel to the hanger rod, a strain sensor which is adhered on the force transmission rod, a loading and unloading device for loading and unloading the force transmission rod, and a data processing device for acquiring strain data of the strain sensor and processing the strain data into force data. The tool can quickly and accurately quantify bracket load during mounting, detecting and regulating, and provides data support for standardized management of bracket mounting, detecting and whole-lifetime regulating.

The invention provides an animal serum collecting test tube and a serum separator, and relates to the technical field of animal serum collection. The animal serum collecting test tube comprises a vacuum collecting tube, a needle assembly and a filter tube, wherein the needle assembly is arranged at the opening of the top of the vacuum collecting tube and is detachably connected with the vacuum collecting tube. The filter tube is arranged in the vacuum collecting tube, and the blood inlet of the filter tube is connected with the needle assembly to receive the blood drawn from the needle assembly, and micro pores for passing serum are formed in the filter tube. It is not necessary to carry out second time transfer of serum samples when the serum samples are collected by the animal serum collecting test tube, the process of collection and detection of the serum samples is simplified, and the probability that the serum samples are contaminated can be reduced.

The invention discloses a characteristic sample piece and method used for detecting the positioning accuracy of a three-axis diamond lathe. The sample piece comprises a base and a characteristic body fixed to the upper end of the base. The base is a flat cylinder. Twelve grooves are evenly distributed in the outer edge of the upper surface of the base in the circumferential direction. The characteristic body comprises five flat cylinders which are coaxially arranged, wherein the diameters of the flat cylinders sequentially increase from top to bottom, a step is formed by the edges between every two adjacent flat cylinders, and the base and the characteristic body are coaxially arranged. The method includes the steps of machining the characteristic sample piece through the three-axis diamond lathe arranged in a T shape, measuring the step height faces, the cylinder diameters and the groove central lines of the characteristic sample piece through a three-coordinate measurement machine after machining is completed, and inferring the positioning accuracy of the three-axis diamond lathe according to the detection result. The designed sample piece has the advantages of being simple in structure, convenient to machine, capable of effectively reflecting the positioning accuracy, and the like.

The invention relates to a shell and tube heat exchanger easy to repair. The shell and tube heat exchanger comprises a shell, a heat-exchange tube bundle, an A-medium inlet pipe, an A-medium outlet pipe, a B-medium inlet pipe, a B-medium outlet pipe and end sockets. The A-medium inlet pipe is provided with an A-medium inlet regulating valve, a leakage detection pipe is communicated to the A-medium inlet pipe between the A-medium inlet regulating valve and the shell and is provided with a leakage detection regulating valve, and the A-medium outlet pipe is provided with an A-medium outlet regulating valve. Existing tube leakage detection manner is changed, detection processes and steps are simplified greatly, and special detection devices are not needed.

The invention discloses an information reporting method and device. The method comprises the following steps: computing a first number value of the maximum sub-band channel state information includedin specific information reported based on a physical downlink sharing channel based on the reportable specific information bit data and information bit occupied for reporting various sub-band channelstate information, wherein the specific information represents a precoding matrix indication in the information state information; comparing the first number value with a second number value corresponding to the sub-band amount included in the current bandwidth, and determining a report mode of the sub-channel state information based on a comparison result; and determining location information forreporting the sub-band channel state information based on the report mode, and reporting based on the location information. Under the condition of transmission of the CSI Part2 part, the state information of the downlink channel can be efficiently expressed, and a base station can acquire more precise channel state feedback, thereby improving the system performance.

System comprising a touch sensor, a trackball and a trackball detector, wherein the trackball comprises a support structure and a ball and is arranged on the touch sensor such that the ball is rotatably supported over the touch sensor surface, wherein a surface of the ball comprises a pattern of detection portions, wherein the touch sensor is configured to detect a position of a touch of an object on a touch sensor surface of the touch sensor, wherein the trackball detector is configured to detect the rotational movement and / or the rotational orientation of the ball on the basis of a movement and / or a position of at least one of the detection portions detected on the touch sensor surface.

The invention provides a ray emission area image measuring device and method. The ray emission area image measuring device comprises a ray emitting module, an imaging module, and an image recording module, which are sequentially arranged; the imaging module is provided with an arc cone; the ray emitting module is used for generating rays and sending the rays to the image recording module through the arc cone according to a preset track, so that the image recording module generates a measurement image according to the rays. According to the invention, the arc cone is used as an imaging module;the design, processing and detection of the imaging module are simplified; the aiming precision is reduced; the limitation of the view field range of the existing ray emission area image detection technology is broken through; the requirement on the ray yield is reduced; the tolerance to random movement of the emission area ray source position is improved; meanwhile, the high spatial resolution capability is ensured; and the measurement precision is improved.

The invention discloses a multifunctional detection device, and relates to the technical field of vertical transportation machinery anti-falling device detection. The device comprises a test bed underframe and a detection module arranged on the test bed underframe, the detection module comprises a power driving piece, a hanging basket safety lock detection module, a construction hoist anti-fallingsafety device detection module and a clutch for controlling whether the hanging basket safety lock detection module is connected with the power driving piece or not, when the clutch is in a disengaged state, safety detection of an anti-falling safety device is achieved, and when the clutch is in a connected state, safety detection of a hanging basket safety lock is achieved. By designing the double-item multifunctional automatic detection device which is combined with construction hoist anti-falling safety device detection and hanging basket safety lock detection on the same test bed underframe and is driven by the same power driving piece, equipment is simplified, detection steps are simplified, detection is facilitated, the detection efficiency is greatly improved, and the equipment andlabor costs are reduced.

The invention provides a preparation method of TGEV (transmissible gastroenteritis virus). According to the method, in a bioreactor, an ST cell is adopted as the host cell, microcarrier culture is employed for proliferation of TGEV, and at the same time efficient condition parameters are designed. The culture efficiency is significantly improved, the cell density is enhanced by 3-5 times than spinner bottles, the virus titer is high, and is increased from the 10<7.0-7.3>TCID50 / ml of spinner bottle technique to 10<7.7>-10<8.5>TCID50 / ml, and the titer is enhanced by 5-10 times. At the same time, a high titer antigen needs a high dilution factor during use, so that the content of heterologous protein in a unit volume antigen is reduced indirectly, thereby lowering the side reaction incidence of vaccines prepared with heterologous protein as the antigen. The technology is low in cost, and compared with the practice of selecting a traditional basic medium, the harvest time is greatly shortened, the interassay difference is small, and the process is stable.

The invention discloses an inclusion movement detection system, comprising a digital microscope and a host connected with the digital microscope, wherein an image acquisition head and an electric objective table are arranged on the digital microscope, an electric motor and a motion control card are arranged on the electric objective table and are connected with each other, the electric motor is used for controlling movement of the electric objective table in the X-axis and Y-axis directions, the motion control card is connected with the host through a data converter, and the image acquisition head is arranged on the upper side of the digital microscope, is connected with an objective lens on the digital microscope, and is also connected with a video capture card and connected with the host through the video capture card. The inclusion movement detection system and method can be used for implementing detection, alarming and recording automatically, so that the workload and energy consumption of observers are reduced, and the detection efficiency and accuracy are improved.

The invention provides a hand-held nondestructive lycopene detection apparatus based on dual-wavelength Raman spectrometry. The hand-held nondestructive lycopene detection apparatus comprises a Raman probe, a 488-nm laser, a 514-nm laser and a spectrometer, wherein the Raman probe is integrated with a 488-nm excitation optical fiber and a corresponding first excitation optical path thereof, a 514-nm excitation optical fiber and a corresponding second excitation optical path thereof, a 488-nm collection optical fiber and a corresponding first collection optical path thereof, and a 514-nm collection optical fiber and a corresponding second collection optical path thereof; the 488-nm excitation optical fiber is connected with the 488-nm laser; the 514-nm excitation optical fiber is connected with the 514-nm laser; and the 488-nm collection optical fiber and the 514-nm collection optical fiber are connected with the spectrometer. The hand-held nondestructive lycopene detection apparatus provided by the invention can effectively distinguish the contents of lycopene and beta-carotene, realize in-situ detection of a to-be-detected sample, eliminate system errors and greatly simplify the adjustment and detection process of a system; and the hand-held nondestructive lycopene detection apparatus is simple and compact in structure, easy to operate, convenient to carry with one and more suitable for field and on-site detection.

The invention relates to a power equipment defect event early warning method based on conditional probability. The method comprises the steps of obtaining historical observation data, calculating predicted observation data, calculating the number of target equipment and calculating the defect risk probability. According to the power equipment defect event early warning method based on the conditional probability provided by the invention, the associated factors associated with the defects of the equipment are predicted through historical observation data; prediction observation data in a future state are predicted; the defect risk probability that the equipment group has defects in the future state is calculated; the power equipment defect risk prediction method and system can predict thedefect risk probability of the power equipment, thus realizing the purpose of early warning the defect risk of the equipment, simplifying the checking and / or detecting program and checking range of the power equipment, reducing the checking and / or detecting difficulty, saving time and labor, and being convenient and fast.

The invention provides an inner cylinder surface defect detection method. The method comprises a traditional rotary table and an improved conveyor belt; a traditional to-be-detected inner cylindricalsurface is clamped in the center of the top of the traditional rotary table; a traditional single industrial camera is bolted to the right side of the top of the traditional to-be-detected inner cylindrical surface; improved to-be-detected inner cylindrical surfaces are sequentially clamped at the top of the improved conveying belt from left to right; and a plurality of improved industrial camerasare sequentially bolted to the tops of the improved to-be-detected inner cylindrical surfaces from left to right. Through the structural cooperation of the improved conveyor belt, the improved to-be-detected inner cylindrical surfaces and the improved industrial cameras, the precision and integrity of the collection surfaces of the improved to-be-detected inner cylindrical surfaces are improved;a mechanical structure and detection process are greatly simplified; a clamping device and a rotary table necessary for a traditional scheme are not needed; multiple stations do not need to be arranged; and detection speed is improved, and workpieces can be detected only by being conveyed through the conveyor belt.

The invention discloses a detection circuit and a detection method thereof, a fan and a readable storage medium. The detection circuit is used for detecting a boundary position in a fan head shaking process, and the detection circuit comprises a controller, a power supply circuit, a stepping motor, a winding switch and a sampling resistor; the control end of the winding switch is connected with the controller, the input end of the winding switch is connected with the power supply circuit through a winding of the stepping motor, and the output end of the winding switch is grounded through the sampling resistor; the power supply circuit comprises a change-over switch, a first power supply access and a second power supply access, the first power supply access and the second power supply access are connected in parallel, the change-over switch is used for switching one of the first power supply access and the second power supply access to be switched on, and the current when the first power supply access is switched on is larger than that when the second power supply access is switched on. And the change-over switch is connected with the controller. The method has the advantage of simplifying the detection circuit and structure of the fan head shaking boundary position.

The invention discloses a investigating and aiming system of forest fire extinguishing equipment. The system is composed of a investigating and monitoring system, a main console and an observation andaiming support terminal; the investigating and monitoring system is used for undertaking parameter detection and image acquisition work of a front target position; the main console is used for resolving impact points; and the observing and aiming support terminal is used for autonomously resolving, displaying a video image and launching a fire extinguishing bomb. According to the investigating and aiming system of the forest fire extinguishing equipment, the processes of investigation, resolving and setting of the elements are simplified, and an operator can complete a shooting task without deeply learning an aiming theory of the indirect aiming type suppression weapon, so that the fact that objectives and effects are visualized is realized, the operation is easy and convenient, the instantaneous fire scene situation suppression requirement is met, the equipment can rapidly form fighting capacity, and the effects of being always ready to respond to the call, capable of fighting immediately and successful in fighting are achieved.

The invention provides a sampling apparatus with a flexible pressing zone wherein the sampling apparatus comprises a syringe needle and a shell which defines a chamber. The shell comprises a first wall body and a second wall body both of which are arranged oppositely to each other. The first wall body is provided with a flexible pressing zone which can be bent towards the chamber. Two correspondingly positioned sampling zones which are intervally arranged with the flexible pressing zone are respectively provided on the first wall body and the second wall body. The two sampling zones of the first wall body and the second wall body define a pipeline communicating with the chamber wherein the syringe needle is provided on the pipeline. The invention can simplify sampling and detection flow, meanwhile possibilities of samples being polluted can be reduced and sample test value precisions can be raised.

The invention discloses a nano biosensor for detecting the concentration of hydrogen peroxide, wherein the nano biosensor is characterized in that rare earth up-conversion luminescent nanoparticles synthesized by a thermal coprecipitation method are used as a substrate, and oleic acid ligands on the surface of the substrate are epoxidized and subjected to a ring-opening addition reaction with electron-donating ligands with amino groups; an electron-donating ligand is bonded to the surface of the up-conversion luminescent nanoparticles, and a layer of metallic silver elementary substance is grown in situ on the surface of the up-conversion luminescent nanoparticles by utilizing a photo-generated free electron reduction mode under the irradiation of 365 nm ultraviolet light; and the nano biosensor is formed, wherein the nano biosensor is of a core-shell structure with the surface of metal elemental silver and an inner core of the rare earth up-conversion luminescent nanoparticles as a matrix. The invention also discloses a preparation method of the nano biosensor and an application of hydrogen peroxide concentration detection on body surface and cell level. The nano biosensor provided by the invention has the advantages of good dispersibility, stable structure, good biocompatibility, high sensing signal strength and the like in water.

The invention relates to the technical field of engine emission detection, and especially relates to a method and a device for detecting the Ringelmann blackness of diesel engine tail gas. The method comprises the following steps: generating parallel light rays perpendicular to the tail gas flowing direction in a detection area; collecting first illumination data, wherein the first illumination data are electrical parameters converted after parallel light penetrates through the tail gas; and determining the Ringelmann blackness of the tail gas in the detection area according to the first illumination data and preset reference parameters. The device comprises a smoke guide pipe, a plane light source, a photoelectric sensing array and a processor. According to the invention, the Ringelmann blackness of the tail gas is reflected through the light attenuation degree of the parallel light rays by taking the parallel light rays as reference, a light supplementing device and an illuminance sensing device do not need to be arranged, the structure and the detection process of the device are simplified, the detection is simpler and more feasible, the measurement method is simple, and the measurement result is accurate.

The invention relates to the field of application of a hyperspectral technology, in particular to a detection system for simultaneously determining multiple indexes of a traditional Chinese medicine injection. The system comprises a traditional Chinese medicine injection ampoule bottle conveying module, a hyperspectral image acquisition module and a hyperspectral image processing module. The ampoule bottle conveying module is used for conveying the traditional Chinese medicine injection to be detected to the hyperspectral image acquisition area; the hyperspectral image acquisition module acquires a hyperspectral image of the injection, and the hyperspectral image processing module performs data processing on the acquired hyperspectral image and analyzes and outputs a chemical component prediction result, an activity prediction result, a chromaticity detection result and a visible foreign matter detection result in the traditional Chinese medicine injection. Only the traditional Chinesemedicine injection bottles on the bottle conveying module need to be scanned to form hyperspectral images, and extracted spectral information can predict multiple chemical indexes and multiple activeindexes and determine chromaticity. Whether visible foreign matters exist in the injection or not can be judged according to the extracted image information, and thus the detection mode and the detection equipment are greatly simplified and time and labor are saved.

The invention relates to the technical field of wind power generation, in particular to a precast slab pile cylindrical foundation construction method easy to detect and a bearing capacity detection method. The construction method comprises the steps that the detection of the qualification of raw materials is carried out; (2) the prefabricated plate pile cylindrical foundation is constructed through the raw materials which are detected to be qualified according to the design; and (3) an underground beam is constructed. According to the construction method of the precast slab pile cylindrical foundation, the underground beam is added to simplify the steps and method for detecting the bearing capacity of the precast slab pile cylindrical foundation, the underground beam can provide counter force for the precast slab pile cylindrical foundation during horizontal detection, and therefore the difficulty and cost of detecting the bearing capacity of the precast slab pile cylindrical foundation are reduced; and meanwhile, the underground beam further increase the strength of the prefabricated plate pile cylindrical foundation, and the service life of the prefabricated plate pile cylindrical foundation is prolonged.