57 results about "Radiant energy" patented technology

A kind of anti-radiation reinforced SiC super-junction JFET structure and preparation method, from bottom to top are in order: drain metallization layer, N+ substrate layer, N buffer layer, P column region, N column region, P-base region, current expansion region, N+ source region, P+ gate region, isolation dielectric layer, gate metallization layer, source metallization layer.P column region and N column region are arranged alternately on the upper surface of N buffer layer, P column region is symmetrically arranged, and N column region is arranged between two P column regions.P column region and P-base region form a P-type doped region as a whole, and are connected with source metallization layer.Electrically conductive channel structure is formed between P+ gate region and P-base region, and the opening and closing of channel are realized by controlling the voltage on P+ gate region.The application effectively solves the problem of electric field concentration caused by high-energy charged particle bombardment in the device, reduces local high temperature, and greatly improves the anti-single-particle radiation capability of SiC JFET.

The present application relates to a kind of infrared scene quantitative radiance calculation methods based on light ray tracking module, comprising: obtaining target mask information image, the radiance image of infrared scene, depth information image and position information image, sensor position information, sensor field of view and sensor observation direction;Infrared scene is divided into several view cones according to the resolution of target radiance area image, wherein several view cones and the object surface in infrared scene intersect to form several face elements;The radiance of each face element at the sensor is calculated by the theorem of solid angle projection;The radiance of several face elements at the sensor is accumulated, and the radiance of infrared scene to the sensor is obtained.The method supports full scene, single target, multiple targets as radiation energy source, and can be applied to high complex infrared scene simulation work;Without additional data support, the radiance at the sensor can be calculated without performing redundant work.

The application discloses a device and method for measuring welding surface temperature, and belongs to the technical field of non-contact temperature measurement, and comprises the following: a short-depth-of-field optical imaging unit for collecting high-pass spatial frequency filtering; the short-depth-of-field optical imaging unit is arranged on one side of a welding surface to be measured; a dichroic light splitting unit for separating incident light into, and wavelengths; the dichroic light splitting unit is located at one end of the short-depth-of-field optical imaging unit away from the welding surface to be measured; and a first photoelectric collection unit, a second photoelectric collection unit and a third photoelectric collection unit for realizing synchronous collection of, and wavelength radiation energy respectively. The application can obtain the welding surface temperature in real time, and improve the stability and accuracy of the infrared light temperature measurement system.

This application relates to a flatbed laser cutting machine (1). The flatbed laser cutting machine (1) has a workpiece support that defines a horizontal support area for a workpiece (5). The flatbed laser cutting machine (1) further has a laser cutting head (210) positioned above the support area, which emits a laser cutting beam (3) toward the workpiece (5) supported by the workpiece support, and is configured to move horizontally relative to the workpiece (5) and the workpiece support. Furthermore, the flatbed laser cutting machine (1) includes an energy recovery device (50) having a recovery structure below the support area, which is configured to recover the radiation energy of the laser radiation that travels from the laser cutting head (211) without being affected by the workpiece (5), and / or the radiation energy of the laser radiation that originates from the laser cutting head (211) and is reflected by the cutting front surface area. The energy recovery device (50) is configured to regenerate the radiation energy recovered by the recovery structure.

This invention relates to the field of geological risk identification technology, specifically to a method, equipment, and system for geological risk monitoring and early warning that integrates multi-source data from mines. The invention constructs a polarity-consistent cumulative field curve by analyzing the radiation energy and polarity consistency of microseismic events, then identifies the transition interval between shear and tension by obtaining the continuously rising segment of the cumulative field curve. Corrected stress data is obtained by identifying and correcting isolated spikes and oscillations caused by blasting. Candidate intervals for relaxation inflection points are determined by detecting the continuously falling segments of the corrected stress data. By introducing a historical matching queue, the time delay characteristics between the transition interval and the candidate interval are analyzed, and causal matching is performed on the transition interval and the candidate interval based on the stress drop intensity to determine the risk probability of each mining cycle window. This invention can adaptively adapt to time delay drift, significantly reducing false alarms and missed alarms, identifying instability precursors earlier, and significantly improving the reliability and timeliness of geological risk early warning.

There is disclosed a cooking appliance (2010) including: a body (2014) providing a floor (2016), a ceiling (2018) and an intermediate wall (2020) locating between the floor (2016) and ceiling (2018), the floor (2016), ceiling (2018), and wall (2020) at least partly surrounding a cooking cavity (2022), the body (2014) having an opening (2024) via which product to be cooked can be moved relative to the cavity (2022); at least one upper heating element (2030) located in an upper portion (2032) of the cavity (2022) to deliver radiant energy to cook the product; and at least one shield (2034) positioned relative to the element (2030) to shield a portion of the product from the radiant energy.20 24 20 34 59 23 M ay 2 02 4 2 0 2 4 2 0 3 4 5 9 2 3 2 0 2 4 M a y

This application provides a method, apparatus, electronic device, and storage medium for spatial pre-calibration of near-field radiation sources. The method includes: screening strong radiation grid points in near-field scanning data where the electromagnetic field intensity is higher than the background noise threshold to form a set of strong radiation contribution points; dynamically adjusting the number of clusters to match the number of equivalent dipoles based on the radiation energy distribution characteristics of this point set and a preset number of equivalent dipoles; performing K-means clustering with the adjusted number of clusters to automatically divide the strong radiation region into spatial clusters equal to the number of equivalent dipoles; and outputting the geometric boundary of each spatial cluster. This method accurately solves the core technical problems of traditional near-field radiation source reconstruction, such as the lack of effective spatial pre-calibration, low efficiency of blind full-plane search, poor reconstruction accuracy, difficulty in adapting to low-cost, phase-free testing scenarios, and inability to conform to the radiation distribution characteristics of different devices under test. It achieves efficient, accurate, and highly adaptable spatial pre-calibration of near-field radiation sources.

A device for coupling optical fibers, includes a first coupling-inhibited hollow-core optical fiber comprising a first microstructured cladding comprising a plurality of first confining tubular features distributed in a ring and encircling, at least partially, a first core so as to confine at least radiation at a wavelength λop to the first core, a second coupling-inhibited hollow-core optical fiber comprising a second microstructured cladding comprising a plurality of second confining tubular features distributed in a ring and encircling, at least partially, a second core so as to confine the light radiation to the second core, a coupling element arranged between the first and second cores, the coupling element comprising at least one coupling tubular feature comprised at least partially in the first microstructured cladding and / or the second microstructured cladding and having a wall thickness tcp called the coupling thickness and a material index ncp called the coupling index, an arrangement of the coupling element, the coupling thickness tcp and the coupling index ncp being configured so as to create a leakage channel at the wavelength λop allowing the radiation guided by the first optical fiber to be coupled to the second optical fiber and / or the radiation guided by the second optical fiber to be coupled to the first optical fiber.

1. Name of the product in this design: Photometer (HX-8). 2. Purpose of this design: This design is used to measure the intensity of light or radiant energy. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

This invention provides a foldable device and a laptop computer. The radiation enhancement device includes: a hinge, a top cover, a base, an antenna, and a radiating slot area. The top cover and the base are rotatably connected via the hinge. A connection gap exists between the hinge and the base. The antenna is disposed at the connection between the hinge and the top cover. A radiating slot area is provided on the base at the antenna projection position. The radiating slot area includes multiple radiating slots, which are used to collect and re-radiate the energy emitted by the antenna. The radiating slots are connected to the connection gap to form a secondary radiation system, thereby achieving the collection and transfer of radiated energy, effectively reducing mutual interference between the two antennas, and improving isolation. Furthermore, this embodiment also provides a virtual feed point at the edge of the connecting slot within the radiating slot area. The virtual feed point works collaboratively with the radiating slot area to optimize antenna performance and improve radiation efficiency.

The application discloses a method for improving star detection capability by fusing energy and polarization information, and belongs to the technical field of star sensor detection. In order to solve the problem of insufficient star detection capability of a near-earth space all-time star sensor in a strong atmospheric background light interference environment, the star sensor integrated with a micro-polarization plate array is used to obtain four gray star images through one-time exposure of the sky; a polarization degree calculation value is calculated to obtain a polarization degree star image and determine a sky background polarization degree; a polarization degree segmentation threshold is set; the polarization degree star image is subjected to threshold segmentation to obtain a polarization degree star image segmentation result; a weight coefficient is determined according to the ratio of the radiant energy of the star and the sky background; the sky background polarization degree is compared, and the gray star image or the accumulated star image with the highest signal-to-noise ratio is subjected to weighted processing based on different conditions to obtain a final high signal-to-noise ratio star image after processing. The star detection capability is effectively improved.

An image processing device according to the present invention acquires a plurality of pieces of radiation data having different radiation energies, and uses the plurality of pieces of radiation data to derive, for each pixel, a probability representing a likelihood of a preset substance, and generates a radiation image in which pixel values ​​of pixels corresponding to pixels of the radiation data are suppressed or emphasized depending on the probability.

A system for generating a phase-contrast enhanced X-ray image is provided. The system comprises a substrate, an X-ray source, an X-ray detector, and a control circuit. The substrate is capable to hold a specimen. The X-ray source is positioned a first distance from the substrate and capable to emit X-ray electromagnetic radiation towards the substrate. The X-ray detector is positioned a second distance from the substrate and opposing the X-ray source. The second distance enables X-ray electromagnetic radiation emitted by the X-ray source to form an interference pattern. The X-ray detector is capable to receive X-ray electromagnetic radiation including the interference pattern. The control circuit is in signal communication with the X-ray source and the X-ray detector. The control circuit is capable to generate a phase-contrast enhanced X-ray image of the specimen based on the received X-ray electromagnetic radiation and the interference pattern.

A decomposable range display method displays a decomposable range in a decomposable object having a predetermined structure, the decomposable range display method displaying a decomposable range corresponding to a sampling position of the decomposable object based on measurement information of a radiation dose and a radiation energy at the sampling position and distribution information related to a radioactive distribution in a depth direction corresponding to the sampling position.

This invention relates to the field of 3D printing technology for concrete, specifically to a 3D printed concrete support device, including a print head and a support platform. A drive mechanism is located on the top of the print head. A first nozzle for conveying liquid gypsum-based composite material and a second nozzle for conveying sand are located on both sides of the print head. An adjustment mechanism for changing the orientation of the first and second nozzles is also provided on the print head. The second nozzle is connected via a water pipe to a storage tank for storing sand, and the storage tank contains a drying mechanism for heating the sand. A control panel is used to acquire the displayed temperature of the radiation energy distribution pattern in a thermal imaging image and the real-time temperature corresponding to the printing trajectory, and to control the heating temperature of the drying mechanism based on the displayed and real-time temperatures. This invention is designed to flexibly adapt to different printing support needs, ensure the stability of the support structure, and facilitate subsequent disassembly and recycling of the support structure.

The application provides a composite energy transmission layer-based evaporation isotopic battery and a preparation method thereof, relates to the technical field of isotopic batteries, and comprises a radioactive source layer, a semiconductor material layer and a graphene quantum dot composite energy transmission layer arranged between the two layers. The graphene quantum dot composite energy transmission layer is formed by compounding graphene quantum dots and graphene-based materials. The graphene quantum dots generate fluorescent radiation under the excitation of radioactive source radiation. The fluorescent radiation is at least partially absorbed by a semiconductor energy conversion unit formed by the contact between the composite energy transmission layer and the semiconductor material layer, and an electron-hole pair is generated to realize electric energy output. Meanwhile, the semiconductor energy conversion unit can also directly respond to radioactive source radiation to generate an electron-hole pair to realize electric energy output. The application improves the energy utilization efficiency of the evaporation isotopic battery by constructing a composite energy utilization path of radiation energy + light energy-electric energy.

The application discloses an integrated open-radiation air conditioner terminal system, and belongs to the technical field of building environment and heating ventilation air conditioning. The terminal comprises a radiation plate and a heat insulation drainage groove, both of which have decorative appearance surfaces and can be directly installed on a wall or a top surface and directly used as decorative surfaces, replacing traditional decoration materials. The radiation plate is internally provided with a refrigerant fluid channel, and the decorative appearance surface is provided with a high-emissivity coating and a hydrophilic or hydrophobic functional coating, so that the cold radiation capacity is enhanced and the condensate water form is actively controlled. The inner wall of the heat insulation drainage groove is provided with an antibacterial and mildew-proof coating for collecting and leading out the condensate water. The application realizes the integration of the radiation cooling device and indoor decoration, has the advantages of no noise, no wind feeling, convenient installation, beauty and reliability, and is suitable for open-radiation comfortable air conditioning systems.

The application discloses a multilayer phase change all-year energy-saving material and a preparation method thereof. The material comprises, from inside to outside, a carbonized substrate layer, a radiation energy collecting layer and a phase change radiation switch layer. The carbonized substrate layer is made of carbonized material slurry. The raw materials of the phase change radiation switch layer comprise modified nano vanadium dioxide 0.5-25 parts, a polymer substrate 20-60 parts, acetone 130-200 parts and zirconium dioxide 0.2-15 parts in terms of mass fraction. In the multilayer phase change all-year energy-saving material, the phase change radiation switch realizes the switch change of transmission and reflection at different temperatures through the spectrum change of the phase change material. The material has good radiation refrigeration function in summer, has solar reflectivity of more than 90% and atmospheric window emissivity, has solar transmittance of more than 70% in winter, absorbs solar heat through the radiation energy collecting layer to realize building heat absorption, and realizes all-year energy saving.

The application discloses a structured grid radiation simulation method based on optical path ordering, and belongs to the field of radiation transmission simulation. The method reads and analyzes a structured grid file, constructs a structured data set, discretizes a solid angle, calculates the projection value of the geometric center of all units on the unit vector of each discrete direction, sorts the units according to the projection value, and obtains the unit calculation sequence along the actual propagation path of the light. The radiation transfer equation in each unit is solved according to the sequence, the calculation result of the upstream unit is transmitted to the downstream unit through the connecting surface as the incident boundary condition, and the global input radiation is converged through iterative calculation. The application ensures that the calculation sequence is consistent with the real propagation path of the radiation energy by optical path physical ordering, eliminates the non-physical reverse radiation transmission, improves the calculation accuracy and convergence, and can directly process general engineering grid data, thereby being convenient for integrated application.

This application discloses a solar collector core and a solar collector. The collector core includes a heat-collecting substrate, a heat transfer clamping plate, and a medium flow tube. A heat-collecting blue film is provided on the upper surface of the heat-collecting substrate, and a substrate tube groove is provided on the lower surface of the heat-collecting substrate. A clamping plate groove is provided on the upper surface of the heat transfer clamping plate. The heat-collecting substrate and the heat transfer clamping plate are connected, and a medium flow tube is fitted between the substrate tube groove and the clamping plate groove. The solar collector includes a heat-collecting insulation box and a transparent glass plate, and also includes the aforementioned solar collector core, with the heat-collecting blue film facing the transparent glass plate. The beneficial effects of this application are: increasing the heat-receiving area of ​​the medium flow tube, enabling effective transfer of heat from the heat-collecting substrate to the medium within the flow tube, thus improving the heat collection effect; optimizing the manufacturing process, reducing the overall cost, and improving the product's market competitiveness; the heat-collecting blue film coated on the heat-collecting substrate has an extremely high absorption rate for solar radiation energy, effectively improving the solar thermal conversion efficiency.

This invention relates to the field of energy storage dispatching technology, specifically including a multi-objective rolling strategy optimization and control method and system for photovoltaic-storage-direct-current-flexible systems. The method includes: driving a solar radiation energy transfer model in the photovoltaic-storage-direct-current-flexible system to form a multi-objective predicted input set supporting rolling optimization; incorporating operational stability indicators into the constraints of the multi-objective rolling strategy; configuring a rolling optimization instruction set to perform source-load-storage coordinated control of the photovoltaic-storage-direct-current-flexible system; and solving the technical problem that although flexible loads such as electrolytic hydrogen production have adjustment capabilities, their operational stability is affected by multiple factors such as current density, temperature, and acid-base balance, making it difficult to achieve dynamic balance and adaptive optimization of multiple objectives under meteorological disturbances and load fluctuations. The method achieves the technical effect of time-series differentiation, parameter adaptation, and global system optimization of the control strategy based on the multi-objective predicted input set and stability constraints, significantly improving the operational efficiency and safety of the photovoltaic-storage-direct-current-flexible system under complex operating conditions.

A high frequency electromagnetic radiation generation device is disclosed that includes a high voltage input, a nonlinear transmission line, an antenna, and a pulse recirculating circuit. In some embodiments, the high voltage input may be configured to receive electrical pulses having a first peak voltage that is greater than 5 kV, and / or may be electrically coupled with the nonlinear transmission line. The antenna may be electrically coupled with the nonlinear transmission line and / or may radiate electromagnetic radiation at a frequency greater than 100 MHz about a voltage greater than 5 kV. The pulse recirculating may be electrically coupled with the high voltage input and the antenna. The pulse recirculating circuit may include a diode; a low pass filter; and a delay line. In some embodiments, unradiated energy from the antenna is directed through the pulse recirculating circuit to the nonlinear transmission line with a delay of less than 100 ns.

The application discloses a nondestructive detection method and system for comprehensive quality of bananas after harvesting. The method obtains a hyperspectral image, spectral characteristics, an infrared radiation energy distribution image, a visible light image and dielectric characteristic parameters of bananas, thereby constructing a high-precision prediction model. The prediction model is used for subsequent nondestructive detection of target bananas, real-time monitoring of the quality of bananas after postharvest cold storage, accurate evaluation of the maturity grade of bananas after cold storage and ripening, and grading and sorting of the bananas.

This invention discloses a trench-type radiation-hardened high-voltage IGBT and its fabrication method, relating to the field of power semiconductor device technology. The trench-type radiation-hardened high-voltage IGBT includes a collector, a semiconductor layer disposed on the collector, and a trench embedded in the semiconductor layer. A gate-controlled N-type polysilicon is disposed in the trench. A P-shielding layer and a P+shielding layer are disposed directly below the trench. The P-shielding layer is in contact with the trench, and the P+shielding layer is located below the P-shielding layer. An N+ recombination center region is integrated in the central region of the P-shielding layer and is electrically connected to the emitter. This invention can improve the hole extraction efficiency during radiation transients, thereby improving the radiation resistance of the IGBT device. Furthermore, the IGBT provided by this invention only adds an ion implantation process after trench etching, making it highly compatible with existing IGBT manufacturing processes and requiring no adjustment to the main production line flow.

The application relates to a roasting control method, an intelligent roasting device and an intelligent control system. The method comprises the following steps: acquiring food material state data of a target food material in the intelligent roasting device and optical characteristic data of a food material surface of the target food material; performing data fusion processing on the food material state data, the optical characteristic data and radiation data corresponding to a plurality of spectral thermal radiation modules respectively, to obtain radiation energy distribution data corresponding to the plurality of spectral thermal radiation modules; adjusting output power corresponding to the plurality of spectral thermal radiation modules respectively based on the radiation energy distribution data and the food material state data, to obtain target output power corresponding to the plurality of spectral thermal radiation modules respectively; and performing roasting control on the intelligent roasting device based on the target output power. In this way, the application can adaptively adjust the output power corresponding to the plurality of spectral thermal radiation modules respectively based on the real-time state of the target food material, so that the food material is heated uniformly, and the accuracy and stability of the roasting control can be improved.

The application provides a glass antenna and a vehicle. The glass antenna comprises a glass body, an antenna radiator and a first functional unit. The antenna radiator is arranged on one surface of the glass body, and the first functional unit is arranged on another surface of the glass body and is arranged in a stack with the antenna radiator. The orthographic projection of the first functional unit on the surface where the antenna radiator is located covers at least part of the antenna radiator, and the first functional unit is used for changing the radiation energy distribution of the antenna radiator. The first functional unit comprises at least three first sub-functional units, and two adjacent first sub-functional units are arranged in a spaced manner and are coupled. The equivalent circuit of the first functional unit comprises at least two first sub-equivalent circuits. The glass antenna and the vehicle provided by the application are beneficial to improving the communication performance.

The application provides a non-uniform phase feeding based irregular array wide-angle scanning optimization method, and aims at the problems of gain decline and sidelobe deterioration caused by large-angle scanning of the relative wave path difference of the irregular array, constructs an array architecture parameter optimization model based on a complementary strategy of multi-type subarray non-uniform phase feeding, and uses the anisotropy of different shape subarrays and the complementarity of the non-uniform phase feeding switch state to maximize the normalized scanning radiant energy as the target; in the solving process, a separation optimization strategy based on alternating minimization is adopted, the mixed integer nonlinear programming problem is decomposed into two sub-problems of internal phase configuration optimization and non-uniform phase feeding switch state distribution optimization for alternating solving, and the optimal array architecture parameters are output according to the solving results; the application has the beneficial effects that the application effectively eliminates the scanning blind area of a specific azimuth angle, significantly improves the gain consistency of wide-angle scanning and reduces the sidelobe level.

This utility model discloses an electromagnetic induction heating duct structure for special-coated ship compartments, including an air supply duct with an electromagnetic induction heating coil mounted on it. The air supply duct is made of a magnetically conductive material and is placed in a modular compartment. The modular compartment also includes a cooling system for the air supply duct body. An airflow equalization device is provided on the inner wall of the air supply duct. This utility model is based on the principle of electromagnetic induction, resulting in high heating efficiency. A high-frequency current passes through the coil to generate an alternating magnetic field, which excites free electrons within the metal wall of the duct to generate eddy currents. These eddy currents overcome resistance and convert work into heat energy, directly heating the duct wall. The heat energy is transferred to the airflow within the duct through heat conduction, avoiding the inefficient conversion path of traditional electric heating tubes: "electrical energy → radiant energy → air heat energy". Furthermore, it adopts a modular design with high integration. The device is integrated into a box-type modular structure, with the air supply duct and blower housed within the box module. The structure is compact, facilitating installation and maintenance.