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35results about How to "Efficient technical means" patented technology

Plastic bottleneck excess material detecting method and device based on machine vision

The invention discloses a plastic bottleneck excess material detecting method and device based on machine vision. Detection objects are semitransparent and nontransparent plastic bottle products formed by hollow blow molding, and a detection defect type is excess materials in bottlenecks. The method comprises the following steps of: conveying molded plastic bottles to a detection station by a conveying device, and lighting up light sources through a position sensor, and triggering cameras to photograph; establishing an imaging system according to appropriate light sources, cameras and distances between the light sources and the plastic bottles and between the cameras and the plastic bottles, wherein the image effect only highlights details in the bottlenecks and shields the interference of other details; transmitting images to a computer, and determining whether excess materials are in the bottles through image processing software; and removing bottles with excess materials, and recording the removed bottles. According to the invention, whether excess materials exist in plastic bottlenecks can be detected rapidly and accurately on line; and the plastic bottleneck excess material detecting method and device based on machine vision have the characteristics that the imaging scheme can highlight details in bottlenecks, so that the subsequent image processing method is simple, the computation is less, and moreover, the whole detection system is high in stability.
Owner:SOUTH CHINA UNIV OF TECH

Representation method of oil-gas exploration and oil-gas reservoir by taking vital bacterium abnormality and dead bacterium abnormality of methane-oxidizing bacteria as indicators

The invention discloses a representation method of oil-gas exploration and oil-gas reservoir by taking vital bacterium abnormality and dead bacterium abnormality of methane-oxidizing bacteria as indicators, comprising the following steps: collecting a sample above an oil-gas exploration and oil-gas reservoir representation area according to the specific grid degree, the sampling depth and the sampling amount, packaging and saving the sample according to the specific condition; adopting a conventional microorganism counting method to obtain the vital bacterium quantity and the dead bacterium quantity of the methane-oxidizing bacteria in the sample; drawing an equal bacterium line of the vital bacteria and an equal bacterium line of the dead bacteria on a map, a topographic map, a geologic map or a topography-geologic map to obtain the vital bacterium abnormality and the dead bacterium abnormality; comprehensively comparing the vital bacterium abnormality and the dead bacterium abnormality; and estimating and predicting the underground oil-gas resource condition of the oil-gas exploration and oil-gas reservoir representation area, or extracting an exploitation scheme of the oil-gas reservoir according to the characteristics of the vital bacterium abnormality and the dead bacterium abnormality and the differences of the vital bacterium abnormality and the dead bacterium abnormality, and combining the results of geological exploration, geochemical exploration and geophysical exploration.
Owner:GUANGZHOU ENENTA CHEM SCI & TECH

Method for implementing oil-gas exploration and oil-gas reservoir characterization by using living bacteria exception and total bacteria exception of methylosinus trichosporium as indexes

The invention discloses a method for implementing oil-gas exploration and oil-gas reservoir characterization by using living bacteria exception and total bacteria exception of methylosinus trichosporium as indexes. The method comprises the following steps of: acquiring a sample above an oil-gas exploration and oil-gas reservoir characterization area according to the specific grid degree, samplingdepth and sampling quantity, and packing and storing the sample according to the specific conditions; simultaneously acquiring the living bacteria number and the total bacteria number of the methylosinus trichosporium in the sample by adopting a conventional microbe counting method, and drawing an equal living bacteria line and an equal total bacteria line on a map, a topographic map, a geologic map or a topographic-geologic map to obtain the living bacteria exception and the total bacteria exception; comprehensively comparing the living bacteria exception with the total bacteria exception; making a judgment and a prediction or providing an oil-gas reservoir exploitation scheme for the underground oil-gas resource condition of the oil-gas exploration and oil-gas reservoir characterizationarea according to the characteristics, similarities and differences of the living bacteria exception and the total bacteria exception by combining the results of geologic exploration, geochemical exploration and geophysical exploration.
Owner:SUN YAT SEN UNIV +1

Treponema pallidum IgG antibody biotin avidin enzyme-linked immune detection kit and preparation method thereof

The invention relates to a treponema pallidum IgG antibody biotin avidin enzyme-linked immune detection kit and a preparation method thereof, which relates to the syphilis detection. The kit comprises a concentrated washing liquid bottle, a negative and positive control bottle, a biotin mark antihuman IgG specific fragment gamma chain monoclonal antibody bottle, a horseradish peroxidase mark avidin bottle, a TMB coloured solution bottle A, a coloured solution bottle B, a reaction stopping solution bottle, a micropore plate coated with recombinant antigen. The treponema pallidum has infectious standard strain Nichol strain and treponema pallidum non-infectious standard strain Reiter strain, by using a proteomics method, the treponema pallidum proteomics can be separated through dimensional electrophoresis, protein with strong immunogenicity can be identified by different patient or infectious animal serum, and then an antigen marker can be searched. The antigen marker is used for syphilis confirmation test, so that diagnosis sensitivity and specificity can be increased, a window stage is shortened. The treponema pallidum antibody can be sensitively detected and enables quantitative measurement, and has the advantages of cheap price, simple operation and accurate result.
Owner:ZHONGSHAN HOSPITAL XIAMEN UNIV

Z-type heterojunction Cu2O_graphene_alpha-Fe2O3 nanotube array photocatalyst and preparation thereof

The invention relates to a Z-type heterojunction Cu2O_graphene_alpha-Fe2O3 nanotube array photocatalyst material and a preparation method of the Z-type heterojunction Cu2O_graphene_alpha-Fe2O3 nanotube array photocatalyst material. The method comprises the following steps that firstly, an alpha-Fe2O3 nanotube array (FNA) is prepared on a pure iron slice by conducting an anodic oxidation method twice; secondly, graphene oxide is deposited on the FNA surface prepared in the first step through an electrochemical cyclic voltammetry method and is reduced to graphene (G), and a G / FNA composite is obtained; thirdly, Cu2O nanoparticles are deposited on the surface of the G / FNA prepared in the second step in a copper-containing saline solution through a potentiostatic method, and the ternary Z-typeheterojunction Cu2O / G / FNA photocatalyst is formed. According to the Z-type heterojunction Cu2O_graphene_alpha-Fe2O3 nanotube array photocatalyst material and preparation, the graphene layer serves asan electronic transmission mediator and is capable of effectively guiding photo-generated electrons on the FNA to migrate along the Z-type path and be subjected to quenching together with photo-generated holes in Cu2O, in this way, the spatial separation of the photo-generated electrons and hole pairs can be promoted, and the high oxidation reduction capacity of the composite is remained as well.The photocatalyst material not only has the good photocataltic performance, but also presents the good photocataltic stability.
Owner:JIANGXI UNIV OF TECH

Treponema pallidum total antibody biotin avidin enzyme-linked immune detection kit and preparation method thereof

The invention relates to a treponema pallidum total antibody biotin avidin enzyme-linked immune detection kit and a preparation method thereof, which relates to the syphilis detection. The kit comprises a concentrated washing liquid bottle, a negative and positive control bottle, a biotin mark antihuman recombination antigen bottle, a horseradish peroxidase mark avidin bottle, a TMB coloured solution bottle A, a coloured solution bottle B, a reaction stopping solution bottle, a micropore plate coated with recombinant antigen. The treponema pallidum has infectious standard strain Nichol strain and treponema pallidum non-infectious standard strain Reiter strain, by using a proteomics method, the treponema pallidum proteomics can be separated through dimensional electrophoresis, protein with strong immunogenicity can be identified by different patient or infectious animal serum, and then an antigen marker can be searched. The antigen marker is used for syphilis confirmation test, so that diagnosis sensitivity and specificity can be increased, a window stage is shortened. The treponema pallidum antibody can be sensitively detected and enables quantitative measurement, and has the advantages of cheap price, simple operation and accurate result.
Owner:ZHONGSHAN HOSPITAL XIAMEN UNIV

Smart cable, smart cable preparation method and smart cable safety state detection method

The invention discloses a smart cable, a smart cable preparation method and a smart cable safety state detection method. The smart cable comprises a jacket and tie bars arranged in the jacket, whereinat least one tie bar in the jacket is replaced by a fiber enhanced optical fiber tie bar; the fiber enhanced optical fiber tie bar comprises a multi-core optical fiber and a fiber enhanced plastic rib wrapping the periphery of the multi-core optical fiber; the multi-core optical fiber is placed in the center of the rib in the length direction of the fiber plastic enhanced rib; the fiber enhancedoptical fiber tie bar is made through a pulling-extruding molding process; during machining and molding of the smart cable, at least one tie bar in the cable is replaced by the fiber enhanced opticalfiber tie bar; the cable is coated with the jacket, and an anchor gear is mounted to obtain the smart cable based on multi-core fiber sensing. The multi-core optical fiber is combined with the cable organically, so that the cable has the characteristics of high modulus, high durability, creep resistance and the like, and the stress change, bending change, temperature change and vibration change ofan in-service cable can be measured accurately in a distribution manner.
Owner:武汉地震工程研究院有限公司 +1

SCD file configuration method and device based on database and file fragment

The invention relates to an SCD file configuration method and device based on a database and a file fragment, and the method comprises the steps: enabling a data platform to be responsible for the data management, enabling the data platform to carry out the decoupling of an SCD file into a plurality of file fragments during the importing of the SCD file, extracting configuration information from the file fragments, storing the configuration information into a database, and building a relation mapping table of the file fragments and the database; selectively visiting the database or file fragments through an interface of the data platform according to the demands during the configuration of the SCD file, carrying out the corresponding configuration file, and updating the corresponding database or file fragment to the data platform after configuration; enabling the data platform to synchronize the database information to the corresponding file fragment according to the relation mapping table during exporting, carrying out the splicing of the synchronized file fragments, and exporting the SCD file. The method irons out a defect that information is liable to be lost when the SCD file is stored in the database, solves problems that the XML file transmission and processing efficiency is low, guarantees the data reliability, and improves the configuration efficiency.
Owner:XUJI GRP +2

Ore-slurry multi-potential detector

The invention relates to an ore-slurry multi-potential detector which is characterized by comprising an internal fixed tube of a detection electrode, an electrode base, a detection electrode, a fixed tube of a detection electrode reviving device and an electrode reviving device, wherein the electrode base is fixed in the lower part of the internal fixed tube of the detection electrode and the outside diameter of the electrode base is matched with the internal wall of the internal fixed tube of the detection electrode; the detection electrode is clamped in a clamping hole of the electrode base, and the detection wire of the detection electrode is led out by the internal fixed tube of the detection electrode; the fixed tube of the detection electrode reviving device is fixed above an ore-slurry tank by a fixed rotary device and coaxially sleeved outside the internal fixed tube of the detection electrode; a scraping cutter of the electrode reviving device rotates with the fixed tube of the detection electrode reviving device, and the upper end of the electrode reviving device is provided with a gap consistent to the shape of the detection head of the detection electrode. The invention can run by the real-time, synchronous, uniform and continuous dirtied-reviving functional states of single-point type abnormal-shape multiple electrodes, realizes the online detection of multiple-electrode potential and provides a technical means for the control floatation of electric chemistry and the similar online detection of the abnormal-shape multiple-electrode potential in high flowing speed, high specific weight and multi-phase complex media.
Owner:BEIJING GENERAL RES INST OF MINING & METALLURGY

Ore-slurry multi-potential detector

The invention relates to an ore-slurry multi-potential detector which is characterized by comprising an internal fixed tube of a detection electrode, an electrode base, a detection electrode, a fixed tube of a detection electrode reviving device and an electrode reviving device, wherein the electrode base is fixed in the lower part of the internal fixed tube of the detection electrode and the outside diameter of the electrode base is matched with the internal wall of the internal fixed tube of the detection electrode; the detection electrode is clamped in a clamping hole of the electrode base, and the detection wire of the detection electrode is led out by the internal fixed tube of the detection electrode; the fixed tube of the detection electrode reviving device is fixed above an ore-slurry tank by a fixed rotary device and coaxially sleeved outside the internal fixed tube of the detection electrode; a scraping cutter of the electrode reviving device rotates with the fixed tube of the detection electrode reviving device, and the upper end of the electrode reviving device is provided with a gap consistent to the shape of the detection head of the detection electrode. The invention can run by the real-time, synchronous, uniform and continuous dirtied-reviving functional states of single-point type abnormal-shape multiple electrodes, realizes the online detection of multiple-electrode potential and provides a technical means for the control floatation of electric chemistry and the similar online detection of the abnormal-shape multiple-electrode potential in high flowing speed, high specific weight and multi-phase complex media.
Owner:BEIJING GENERAL RES INST OF MINING & METALLURGY
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