14results about How to "Reduce detection times" patented technology

The application belongs to the technical field of encryption, and discloses a sequence randomness detection method and device, electronic equipment and a storage medium. The method comprises the following steps: selecting part of sequence samples from each sample group to detect all detection items, so as to calculate the average processing speed of each sample group corresponding to each detection item; for each sample group, grouping the detection items according to the average processing speed to obtain a plurality of item groups, and sorting each item group in descending order according to the average processing speed; for each sample group, the sample group is detected by each item group in turn according to the sorting result of descending order, until the sample group passes the detection of all item groups, or until the sample group fails to pass the detection of an item group, and then the detection process of the sample group is stopped; and whether the randomness of the sample set is qualified is judged according to the detection result of each sample group corresponding to each item group, so as to be beneficial to reducing the detection times, and further beneficial to improving the detection efficiency.

The invention discloses a multi-parameter control device and method for a reduction-state indigo dye liquor. The device comprises a dye liquor acquisition module, a control module and a control module, wherein the dye liquor acquisition module is used for acquiring a dye liquor sample of the reduction-state indigo dye liquor; the dilution oxidation module is used for converting the reduced indigo blue in the dye liquor sample into the oxidized indigo blue in the dye liquor sample; the titration analysis module is used for automatically judging a titration end point and calculating the concentration of sodium hydrosulfite; automatically judging a titration end point by combining a multi-wavelength spectrophotometry, and calculating the concentration of sodium hydroxide; the optical detection module is integrated with a fixed wavelength light source and an absorbance sensor and is used for detecting the absorbance of the oxidized dye liquor sample and calculating the concentration of indigo through a preset standard curve; the integrated probe module is used for synchronously detecting the pH value, the oxidation-reduction potential and the salt concentration of the dye liquor in real time; and the central control processing module is used for generating a control instruction and controlling the mother liquor added with the reduction-state indigo dye liquor, the sodium hydroxide solution and the sodium hydrosulfite. The method is used for improving the efficiency and the control precision of stability regulation and control of the reduction-state indigo dye liquor.

This invention relates to the field of construction machinery technology, providing a paver control method, a paver travel system, a paver, and electronic equipment. The paver control method includes acquiring the current discharge pressure of the travel pump; determining that the current discharge pressure of the travel pump is greater than a preset pressure, where the preset pressure is less than the design discharge pressure of the travel pump; and controlling at least one of the speed and acceleration of the paver's travel mechanism to decrease until the current discharge pressure of the travel pump is determined to be less than or equal to the preset pressure. The paver control method provided by this invention addresses the defect in existing technologies where sudden stop of the travel mechanism leads to rollover. By controlling the discharge pressure of the travel pump, it ensures that the travel pump operates stably, providing stable driving force to the travel mechanism, thus achieving controllable paver movement.

This application relates to a label-free immunosensor for Helicobacter pylori, its preparation method, and its application. The method involves directly incubating the Helicobacter pylori multivalent epitope antigen FvpE on a modified electrode, eliminating the need for hybridization labeling during the preparation of the label-free immunosensor. This simplifies the preparation process, making it simple and easy to operate. Furthermore, the prepared label-free immunosensor can directly detect Helicobacter pylori in samples, greatly simplifying the detection process and reducing detection time. Simultaneously, the prepared label-free immunosensor can detect polyclonal antibodies anti-Hp and different antibody genotypes such as CagA, UreA, UreB, and VacA, and can simultaneously detect multiple cytotoxins or virulence factors. This improves the universality of the label-free immunosensor, thereby reducing workload, shortening detection time, and lowering detection costs.

This invention relates to the field of tunnel advanced geological exploration technology, and in particular to an excitation polarization detection electrode, electrode system, and deployment method applied to TBMs. The excitation polarization detection electrode includes an electrode rod, an electrode head, and a magnetic coupling seat. The electrode head is detachably and fixedly connected to the front end of the electrode rod, and the magnetic coupling seat is sleeved on the outside of the electrode rod. The portable detection electrode is deployed through the tool holes of a matching TBM cutterhead, and the magnetic coupling seat is adsorbed and fixed to the platform of the tool hole. The electrode of this invention is coupled to the tunnel face through the tool holes, eliminating the need for custom drilling and pre-reserved electrode installation positions on the cutterhead, thus reducing the impact on the cutterhead structure and strength. The large number of tool holes allows for flexible electrode arrangement, adapting to various different arrangements and observation methods. Compared to the single position and arrangement of hydraulic cylinder electrodes, this invention can obtain richer detection data and greatly improve detection accuracy.

The utility model provides automatic detection equipment for improving the yield of chips, which comprises an adjusting assembly, and the adjusting assembly comprises a detection table, a support frame, a first sliding block, a first mounting hole and a detection assembly. According to the utility model, through cooperation of the adjusting assembly and the detection assembly, automatic three-dimensional accurate moving and positioning of the detection head are realized, chips can be rapidly detected, the detection time is greatly shortened, meanwhile, a plurality of chip limiting seats can be simultaneously placed in a plurality of mounting grooves of the detection table, multiple chips can be sequentially detected, and the batch detection efficiency is further improved; the visual detection module and the electrical performance detection module at the bottom of the detection head work cooperatively to detect the chip, so that the yield of the chip can be judged more comprehensively and accurately, and the conditions of missing detection and false detection are effectively reduced; according to chips of different specifications, the chip limiting seats corresponding to the sizes of the chip placing grooves can be easily disassembled and replaced, so that the limiting requirements of various chips are met, the equipment can cope with detection of various chips, and the universality is improved.

This invention discloses a disc-shaped microfluidic chip detection kit and method, relating to the field of rapid food safety detection. A disc-shaped substrate has a ring-shaped central flow channel, and in the direction of rotation towards the central flow channel, a lysis buffer chamber, an elution buffer chamber, a first washing buffer chamber, a second washing buffer chamber, and a magnetic bead reagent chamber are arranged in a ring-shaped sequence. At least four reaction chambers are arranged in a ring-shaped interval in the direction away from the rotation axis of the central flow channel. A ring magnet is positioned on the bottom plate facing the central flow channel, and a pin for opening a contact valve is arranged around the periphery of the ring magnet. Two types of heating plates with temperature differences are respectively positioned on the heating plate facing the reaction chambers. This invention relies on centrifugal force to achieve autonomous fluid drive, combined with constant temperature zone control to complete rapid amplification. It not only eliminates cross-contamination problems caused by magnetic bead transport at the structural level, but also achieves a high degree of integration of the entire process from nucleic acid extraction to fluorescence amplification, effectively improving the overall detection efficiency of pathogens.

The invention discloses a sulfur black dye liquor multi-parameter control device and method, and the device comprises a sampling module which is used for guiding dye liquor into a detection chamber through a sample inlet and a sampling pump; the diluting and cooling module is used for diluting and cooling the dye liquor guided into the detection chamber by adopting pure water of which the dissolved oxygen is a preset value; the sulfur black concentration detection module is used for detecting the absorbance peak of the diluted dye liquor in a preset wavelength range through a broad-spectrum light source; calculating the sulfur black concentration based on a preset standard curve according to the absorbance peak; the multi-parameter integrated probe module is used for synchronously detecting the pH value of the dye liquor through a pH probe, detecting the oxidation reduction potential through an ORP probe and detecting the salt concentration through a conductivity probe; the central control module is used for generating a control instruction; and the automatic liquid supplementing execution module is used for adding sulfur black mother liquor, a reducing agent and NaOH to adjust dye liquor parameters based on the control instruction. The method is used for improving the efficiency and the control precision of sulfur black dye liquor stability regulation and control.

The invention discloses a specific primer, a probe and a kit for rapidly identifying bulbus fritillariae cirrhosae and application of the specific primer, the probe and the kit, and aims to carry out rapid true and false identification (qualitative) and content determination (quantitative) on the bulbus fritillariae cirrhosae. The core technology is to design primers and probes capable of specifically recognizing all six bulbus fritillariae cirrhosae primordial (including bulbus fritillariae cirrhosae, unibract fritillary bulb and the like) chloroplast conserved genes specified in the 2025 edition Chinese Pharmacopoeia; meanwhile, the 16s rRNA gene is used as an internal reference, and a fluorescent quantitative PCR detection system is constructed. The method is high in specificity, common counterfeit products can be effectively distinguished, and the detection sensitivity reaches 0.005 ng / mu L. The technology provides a reliable tool for quality control of bulbus fritillariae cirrhosae medicinal materials and related preparations, and is suitable for various scenes such as market supervision, enterprise quality control, inspection and detection and the like.

The invention provides an in-situ nondestructive testing robot for steam turbine blade crack detection, which comprises a main body mechanism, the main body mechanism comprises a first main body, a second main body and two pairs of triangular crawlers, the first main body is arranged in front of the second main body at an interval along the advancing direction of the main body mechanism, and the triangular crawlers are arranged in front of the second main body at an interval along the advancing direction of the main body mechanism; the first main body is hinged to the second main body, a pair of triangular crawlers is arranged on the two opposite sides of the first main body, and the other pair of triangular crawlers is arranged on the two opposite sides of the second main body. By arranging the first main body and the second main body which are hinged and independently advance, at least one main body of the main body mechanism is stabilized on one blade, so that the main body mechanism is prevented from falling off when moving between different blades, the moving time of the main body mechanism is shortened, and the detection duration of the detection robot is shortened; the detection efficiency of the detection robot is improved.

The utility model relates to the field of bridge building detection, and discloses a reinforcing layer foundation reliability detection device, which comprises a detection mechanism and a fixing mechanism, the detection mechanism comprises a control console and a retaining frame, the bottom of the control console is fixedly connected with a bottom plate, the front end face of the control console is fixedly connected with an ultrasonic-rebound comprehensive detector and a ground penetrating radar, and the retaining frame is fixedly connected with the ultrasonic-rebound comprehensive detector. A fixing plate is movably connected to the position, located at the front end of the console, of the top of the bottom plate, a counter-force frame is fixedly connected to the top of the fixing plate, the fixing mechanism comprises two screws, the outer walls of the two screws are in threaded connection with fixing blocks, the outer walls of the two fixing blocks are fixedly connected with protruding plates, and a jack is fixedly connected to the rear end face of the counter-force frame. According to the utility model, through the arrangement of the detection mechanism, multiple detection functions are integrated, carrying and operation are convenient, the detection efficiency is improved, and through the arrangement of the fixing mechanism, data during load detection are more stable.

The application discloses a method and system for assisting in determining the grade of brain glioma, and belongs to the technical field of biological genes and bioinformatics. The method comprises the following steps: obtaining sample information of a patient and pre-processing the sample; performing FISH detection, NGS detection assisted bioinformatics analysis and pathological detection on the sample to obtain N1 FISH detection indexes, N2 NGS detection indexes and N3 pathological detection indexes, and gene variation phenomenon characteristics corresponding to each detection index; and determining the type and grade of brain glioma based on the detection indexes and the gene variation phenomenon characteristics corresponding to one or more of the detection indexes. The application also discloses corresponding systems, electronic devices and computer readable storage media. The NGS sequencing technology is used to replace part of the conventional FISH detection mode, the NGS data is retained, secondary analysis is performed by using the bioinformatics method to obtain new molecular indexes in the guidelines, the detection types and times are reduced, and the detection mode is optimized.

This application discloses a human pose recognition method and apparatus. The method includes: performing human detection on a target person image frame by combining a pre-set tracker and a human detection network to obtain a target human bounding box; the pre-set tracker is a network that tracks the human body based on IOU and threshold; predicting human key points in the target human bounding box using a pre-set key point prediction network, which includes a baseline pose estimation network and an interference part classification network; and recognizing the human pose in the target person image frame based on the human key points to obtain a human pose recognition result. This application can solve the technical problem that existing technologies cannot simultaneously achieve high recognition accuracy and fast recognition speed.