19results about How to "Strong interference ability" patented technology

This invention discloses a downconversion fluorescence thermometry method based on bilinear mode, implemented using a hardware system. The hardware system includes a 280nm light-emitting diode, two convex lenses, and a Tb... 3+ :Cs2Na 0.9 Ag 0.1 The system comprises InCl6 temperature-sensing material, a grating spectrometer, an oscilloscope, a signal generator, a computer, and a thermostat. The specific implementation steps are: signal excitation and acquisition; temperature calibration; actual temperature measurement; and high measurement accuracy: VPR mode linear correlation coefficient R² ≥ 0.998, FL mode linear correlation coefficient R² ≥ 0.992, avoiding measurement errors introduced by the exponential bias or correction term of traditional FIR technology, thus fundamentally improving temperature measurement accuracy.

A flue gas desulfurization device of desulfurization absorption tower external crystallization, comprising the following units, a flue gas desulfurization unit: comprising a main flue gas duct subunit, a desulfurization absorption subunit; a flue gas evaporation crystallization unit: comprising a secondary flue gas duct subunit, an evaporation crystallization subunit and a solid-liquid separation subunit connected in sequence; the desulfurization absorption subunit comprises a desulfurization absorption tower, a circulating pump, a circulating tank, a desulfurizer supply device, a process water supply device and an oxidizing air supply device; the main flue gas duct subunit comprises a pipeline connected to the desulfurization absorption tower as an inlet and outlet flue; a boiler induced draft fan and a damper are connected in series on the pipeline; one pipeline of the main flue gas is connected to the desulfurization absorption tower, and another pipeline is connected in parallel to a crystallization booster fan and a flue which is connected to the evaporation crystallization subunit; the evaporation crystallization subunit is additionally provided with two pipelines connected to the desulfurization absorption tower, one of which is used to introduce a desulfurization byproduct solution from the desulfurization absorption tower, and the other of which is used to return low-temperature flue gas to the desulfurization absorption tower.

This application provides a multimodal zoned induction and precise trapping method based on airflow field reconstruction, relating to the field of pest control technology. The method includes constructing a peripheral light-odor composite attraction zone and pre-optimizing the odor concentration using AI; forming a circumferential swirling locking zone using an annular guide hood and monitoring the residence time in real time; increasing the fan speed to form an axial laminar flow trapping zone after target detection and using a trajectory prediction algorithm; periodically and intelligently executing reverse micro-blowing to break up the stacked structure of the sticky traps; dynamically adjusting the light-attracting and airflow modes according to environmental parameters and handling external interference. This application achieves high trapping accuracy and low energy consumption.

The unmanned vehicle with the radar jammer comprises an unmanned vehicle body, a shell is installed at the upper end of the unmanned vehicle body, a steering assembly is arranged in the shell, the upper end of the shell is rotationally connected with an installation base, an angle adjusting assembly is arranged at the upper end of the installation base, and a radar jammer is arranged at the lower end of the installation base. The upper end of the mounting seat is provided with a radar jammer body, and the rear side of the radar jammer body is provided with two reinforcing seats. Through the steering assembly, the rotation function of the radar jammer can be achieved, the direction of the whole unmanned vehicle body does not need to be adjusted, and the unmanned vehicle body is more flexible and convenient; the angle of the radar jammer can be flexibly adjusted according to actual requirements through the angle adjusting assembly, so that the jamming effect of the radar jammer is improved, and equipment can adapt to different working environments and task requirements.

The utility model discloses a kind of scaling coal powder cleaning devices on conveying belt, belong to scaling coal powder cleaning technical field, including rack, grinding mechanism, dust removal mechanism, driving mechanism and belt reversing mechanism;Grinding mechanism includes support wheel and grinding wheel, support wheel and rack rotation connection, grinding wheel is coaxially fixed in the outer ring of support wheel, grinding wheel includes grinding wheel outer frame, grinding wheel inner frame and grinding layer, grinding wheel outer frame and grinding wheel inner frame are coaxially arranged and elastically connected, and grinding layer is arranged in the outer layer of grinding wheel outer frame.The utility model realizes the effective cleaning and collection processing of scaling coal powder on conveying belt by the cooperation of grinding mechanism, driving mechanism, dust removal mechanism and belt reversing mechanism, without shutdown maintenance.

This invention relates to a triaxial gyroscope, specifically a topological ring-shaped monolithic triaxial MEMS gyroscope chip, comprising a substrate, a resonator portion, and an electrode portion. The resonator portion includes a central anchor point bonded to the upper surface of the substrate. A resonant ring is sleeved on the outer side of the central anchor point. Four resonant squares and four U-shaped sensitive mass blocks are connected around the outer side of the resonant ring. A square sensitive mass block is connected to the inner side of each resonant square. A straight beam A and two rows of detection comb teeth A are connected to the outer side of each resonant square. Two rows of detection comb teeth B are connected to the outer side of each straight beam A. Four rows of detection comb teeth C are connected to the inner side of each U-shaped sensitive mass block. This invention effectively solves the problems of low sensitivity, poor working stability, low measurement accuracy, and large size of existing triaxial gyroscopes, and is suitable for aerospace, autonomous vehicles, intelligent robots, consumer electronics, and other fields.

The invention discloses a holmium oxide enhanced silver quantum dot nano-enzyme and application thereof in detection of amoxicillin. The nano-enzyme is prepared by adopting a one-pot synthesis method, is a nanosphere with the diameter of 3.30 + / -0.66 nm, and has excellent mimic enzyme activity and intrinsic fluorescence property. Based on the regulation effect of amoxicillin on the catalytic activity of the nano-enzyme and the enhancement effect of amoxicillin on fluorescence, a method for detecting antibiotic amoxicillin residues in agricultural products through multiple channels of UV-vis spectrum, RGB colorimetry and fluorescence spectrum is established. The method is easy and convenient to operate, high in sensitivity and good in selectivity, is suitable for rapid detection of amoxicillin in water samples, soil, agricultural products, agricultural and sideline products and drugs, and can achieve on-site fluorescence imaging of amoxicillin residues in living samples, the multi-channel detection limits of UV-vis spectrum, RGB colorimetric and fluorescence spectrum are 6.91 * 10 <-8 > M, 1.18 * 10 <-7 > M and 3.56 * 10 <-9 > M respectively, and the method is suitable for rapid detection of amoxicillin residues in living samples. The method has a good application prospect in the fields of environmental monitoring and food safety.

This invention discloses a method for preparing a spatially confined copper-based catalyst for activating persulfate degradation of organic pollutants in water: (1) Dissolve nano-oxide materials and carbon sources in a solvent, stir thoroughly, centrifuge, dry, and then calcine the resulting powder at high temperature. After cooling, etch with an etching solution, centrifuge, and dry to obtain spatially confined carbon spheres; (2) Disperse the spatially confined carbon spheres obtained in step (1) with copper salt and precipitant in water, centrifuge, dry, and then calcine the resulting powder at high temperature. After cooling, the spatially confined copper-based catalyst is obtained. This invention also includes the spatially confined copper-based catalyst prepared by the above method and its application in activating persulfate degradation of organic pollutants in water. By constructing a carbon sphere-CuO heterostructure catalytic structure with spatial confinement effect, the synergistic effect of spatial confinement, interfacial electronic coupling, and active sites is fully utilized, achieving multiple synergistic regulation of pollutant enrichment, rapid electron transport, and selective activation of persulfate. Compared with traditional copper-based catalytic systems, this invention can effectively regulate the generation pathway of reactive oxygen species, significantly improve the utilization efficiency of persulfate and the selectivity of pollutant degradation, and significantly enhance the stability, anti-interference ability and recycling performance of the catalyst. It can be widely used in the deep purification of recalcitrant organic pollutants such as pesticides, antibiotics, and phenols, as well as in the treatment of complex wastewater.

The invention belongs to the field of early disease diagnosis, and particularly relates to a core-shell nanoparticle labeled portable dual-mode immunoassay platform based on dynamic driving, which comprises an antibody-gold nanoparticle biological coupling system, an amplification system, a color development system and a colorimetric-atomic emission spectrum detection system. The Au-coated Cu core-shell nano-particles are dynamically driven to realize signal amplification, colorimetric preliminary screening and atomic emission accurate quantification are combined, CEA (0.02 ng / mL), cTnI (0.35 fg / mL) and A beta (10.3 pg / mL) can be detected in an ultra-sensitive manner, and the Au-coated Cu core-shell nano-particles are suitable for bedside detection of early diseases.

This invention relates to a deep learning-based method for angle detection and correction of industrial product images, comprising the following steps: Step 1, acquiring industrial product image information; Step 2, building an industrial product image angle detection neural network model and training the network model using the industrial product image information; Step 3, after the neural network model training is completed, loading the trained model parameters, obtaining the result feature map through model forward operation, restoring it according to the labeled format to obtain the network model prediction result; Step 4, correcting the angle of the industrial product image according to the target position and angle predicted by the neural network model, and correcting the detected industrial product image angle to a uniform orientation.

This invention discloses a creatine kinase detection kit that counteracts lipemia interference and its preparation method. The kit includes reagent R1 and reagent R2; reagent R1 includes: purified water, imidazole, MgAC, and EDTA Na. 2 Glucose, PC300, Na 2 SO 3 N-acetylcysteine, NADP, AMP, ADP, AP5A, HK, and surfactant; reagent R2 includes: pure water, Capso, creatine phosphate, PEG6000, and NaN. 3 The kit contains BSA and G6PDH. The surfactant is one or a combination of two of Triton 100 and Tween 80. Through the synergistic effect of PEG6000 and the two surfactants Triton 100 and Tween 80, the creatine kinase detection kit significantly improves its resistance to lipemia interference and enhances its detection accuracy. The kit is simple to prepare, has strong resistance to lipemia interference, simple components, and low preparation cost, making it highly promising for market application.

The application discloses a SAR composite phase modulation jamming method based on a phase-adjustable metasurface, and relates to the technical field of signal processing.The phase-adjustable metasurface designed by the application adopts a multi-layer metal base and a design of a butterfly-shaped structure unit, so that the whole structure is compact and easy to be integrated into the surface of a protected target, and a varactor diode is introduced as a control element; by changing the voltage applied to the two sides of the first butterfly-shaped structure unit and the second butterfly-shaped structure unit, the equivalent capacitance of the varactor diode can be controlled in real time, and then the continuous change control of the phase of the incident electromagnetic wave is realized; by only designing the first butterfly-shaped structure unit and the second butterfly-shaped structure unit with high matching degree, and simultaneously controlling the equivalent capacitance of the varactor diodes on the first butterfly-shaped structure unit and the second butterfly-shaped structure unit, the continuous phase modulation of the incident electromagnetic wave is realized, and the modulation accuracy of the control metasurface when modulating the electromagnetic wave is greatly improved, so that the effect of jamming the SAR radar is improved.

This application belongs to the field of detection technology and relates to a kit for detecting creatine kinase isoenzymes and its application, including a first detection reagent and a second detection reagent; the first detection reagent includes Hepes buffer, NaCl, PEG-6000, nonylphenol polyoxyethylene ether, BSA, NaN3, a chemical blocking agent, and a biological blocking agent; the second detection reagent includes CKMB sensitized latex particles, Hepes buffer, a blocking agent, Tween-20, and NaN3. This application effectively improves the detection sensitivity of creatine kinase isoenzymes.

The invention discloses a frequency multiplication type gear rotating speed detection method and system, and belongs to the technical field of gear rotating speed detection. The method comprises the following steps: detecting gear displacement by using a magnetic sensitive detection module, and outputting continuously changing analog voltage signals; after amplification and bias conditioning by the signal conditioning module, analog-to-digital conversion sampling is carried out by the micro-control module to obtain a digital voltage sequence; the micro-control module carries out amplitude interval comparison on the digital voltage sequence according to a preset voltage division rule, one pulse signal is generated every time a voltage division threshold value is spanned, and therefore a plurality of pulse signals are output in a single tooth peak detection period. Under the condition that the physical tooth number of the gear is not changed, the pulse output number per revolution is remarkably increased in an electronic frequency doubling mode, the technical problem that the precision of a traditional Hall sensor is limited is solved, the detection precision can be flexibly adjusted, the environmental interference resistance is high, and the device is suitable for rotating speed detection in the fields of industrial automation and the like.

The application relates to a sea fog monitoring method and device, electronic equipment, a storage medium and a product. The method comprises the following steps: acquiring image data of a target region to be identified; inputting the image data into a classifier to obtain a sea fog identification candidate result; determining a sea fog core pixel and a sea fog determination rule based on the sea fog identification candidate result; taking the sea fog core pixel as a starting point, judging whether adjacent pixels satisfy the sea fog determination rule one by one until all the pixels in the image data are traversed, and obtaining a sea fog identification target result. In this way, the classifier is used to quickly narrow the candidate range, and then the key region is focused for growth verification, so that the calculation efficiency and the identification accuracy are considered, invalid calculation is reduced, the local deviation of the classifier is compensated, and the problem that a single sub-growth is easily disturbed by noise is solved; the pixel-by-pixel verification of the core pixel not only naturally matches the continuous distribution characteristics of the sea fog, reduces the complete fog area from being split, but also can accurately depict a gradual edge and match the real shape of the fog area.

The invention discloses an anti-interference miniature interface circuit for an infrared focal plane detector, which relates to an infrared focal plane detector and comprises a detector interface, a signal input conditioning circuit, a signal differential output conversion circuit and a miniature interface which are connected in sequence, outputting a detector signal to a micro interface through the signal differential output conversion circuit, wherein the detector interface is used for accessing a detector; the bias voltage circuit comprises a fixed bias voltage part and an adjustable bias voltage part, the fixed bias voltage is connected to a working power supply, and the adjustable bias voltage is completed based on a voltage reference circuit chip and an operational amplifier and used for providing low-noise bias voltage for the detector interface; and the time sequence level conversion circuit is connected between the micro interface circuit and the detector and is used for outputting a time sequence signal provided by an external system to an interface circuit of the detector through a level conversion chip. Various interferences such as electromagnetism can be effectively suppressed, back-end signal processing and transmission are facilitated, and universality is achieved.

The application provides an anti-metal clutter dual-port microsound identifier, comprising a microsound chip and a dual-polarized antenna; the dual-polarized antenna is connected to the microsound chip; a microsound chip receiving end and a microsound chip transmitting end are arranged on the microsound chip; the microsound chip comprises a plurality of one-way single-phase transducers; the one-way single-phase transducers comprise input end one-way single-phase transducers and output end one-way single-phase transducers; the input end one-way single-phase transducers are connected to the microsound chip receiving end; and the output end one-way single-phase transducers are connected to the microsound chip transmitting end. Through the input and output ports of the microsound chip and the dual-polarized antenna, polarization isolation of input and output is realized, and external noise is well suppressed, so that metal clutter such as multipath fading and far target clutter interference in an industrial environment can be effectively suppressed.

The invention discloses a device and method for adjusting pile position coordinates. The device comprises an outer frame which is a floatable or liftable steel structure frame and is used for providing a preliminary positioning and working platform; the inner formwork is arranged in the outer frame and used for bearing a plurality of positioning piles; the transverse adjusting mechanism is arranged between the outer frame and the inner formwork and used for driving the inner formwork and the positioning piles on the inner formwork to move in the transverse direction. The longitudinal adjusting mechanism is mounted between the transverse adjusting mechanism and the inner mold frame and used for driving the inner mold frame and the positioning piles on the inner mold frame to move in the longitudinal direction; and through cooperative action of the transverse adjusting mechanism and the longitudinal adjusting mechanism, accurate adjustment of the overall position of the multiple positioning piles is achieved. Through the cooperative working mechanism of coarse positioning of the outer frame and fine adjustment of the inner formwork, synchronous or sequential accurate positioning of the multiple pile bodies is achieved, the pile group construction efficiency is greatly improved, and the construction cost is reduced.

The invention relates to the field of integrated circuit design, in particular to a core particle interface access delay calibration method based on double-loop dynamic locking, which comprises the following steps of: simultaneously constructing a global delay phase-locked loop and a local delay locking loop in a chip, and dynamically locking a delay unit of a global access by utilizing the global delay phase-locked loop during the running period of the chip, so that the chip interface access delay calibration is realized. A unified global delay reference is established, and a local delay locking loop is utilized to track and correct a delay unit of a local path in real time, so that the delay characteristic of the delay unit of the local path is gradually aligned with the global delay reference. On the premise of ensuring low area and low power consumption, a global loop and a local loop are constructed in a chip at the same time and work cooperatively, real-time calibration is carried out on a delay unit on different space and time scales, global and local delay drifts are suppressed at the same time in a complex operation environment, and the reliability of the system is improved. And the time delay locking and dynamic calibration effects of high robustness and high consistency of the Chiplet interface are realized.