514 results about "Daylight" patented technology

The invention provides a building external sunshade dynamic photo-thermal regulation and control optimization method and system based on joint simulation, and relates to the technical field of building design, and the method comprises the steps: building a building model, and setting building operation parameters; constructing an external shading calculation model of the building; simulating and calculating energy consumption intensity, sunlight utilization indexes and glare probabilities under different external sunshade regulation and control thresholds according to historical meteorological data on the basis of the constructed building model and the external sunshade calculation model; and performing multi-objective optimization on the obtained energy consumption intensity, sunlight utilization index and glare probability under different external sunshade regulation and control thresholds, and determining an optimal external sunshade regulation and control threshold. The optimal external sunshade opening threshold value can be screened, and the user experience is improved.

The invention discloses a toilet head product defect automatic detection production line, and relates to the technical field of defect optical detection, the toilet head product defect automatic detection production line comprises a production conveying roller, an optical detection chamber is fixedly connected to the upper end face of the production conveying roller, a power switch is fixedly connected to the side wall of the production conveying roller, and a mounting rack is fixedly connected to the upper end face of the optical detection chamber; the two sides of the optical detection chamber can be intermittently and automatically opened in the closestool product conveying process, the two sides are closed after the closestool product is moved into the optical detection chamber, an external light source is prevented from entering the optical detection chamber, interference of external light rays (such as sunlight and workshop lighting light) can be effectively isolated, and the detection efficiency is improved. The light received by the detection equipment only comes from the detection light source, so that the problem of unstable light intensity is avoided, the accuracy and the reliability of a detection result are improved, the condition of light pollution caused by superposition of an external light source and the detection light source is avoided, and the precision of detecting surface flaws of a closestool product by an optical detection room is improved.

The invention provides a temperature monitoring method based on a dual-light fusion image. The method comprises the following steps: S11, synchronously acquiring a visible light image and an infrared thermal image inside and outside a switch cabinet in an intelligent station building; s12, performing local adaptive convolution on the visible light image and the infrared thermal image, extracting local shallow layer features, and performing heterogeneous association to obtain heterogeneous association degree; s13, based on an anisotropic diffusion mechanism, decomposing the infrared thermal image interfered by sunlight in the switch cabinet to obtain a detail layer image and a base layer image, and performing enhanced fusion on texture features of the detail layer image and the base layer image through the distribution gradient and heterogeneous association degree of textures in the visible light image to obtain an enhanced infrared thermal image; and S14, inputting the enhanced infrared thermal image into a pre-trained temperature detection model for identification, obtaining a temperature abnormal region, and carrying out early warning on a temperature characteristic value. According to the invention, the heterogeneous correlation enhancement of the dual-light fusion image is realized, so that the reliability of temperature monitoring is improved.

A plant illumination method, a plant illumination system, a storage medium and a program product relate to the field of plant illumination, and the method comprises the following steps: determining a target illumination duration, a target spectrum and a target illumination intensity required by a target plant according to a growth stage of the target plant in a target planting area; according to the sunlight illumination intensity of the target planting area, the accumulated duration of the target plant under the effective sunlight illumination is determined; if the accumulated duration is lower than the target illumination duration, determining whether the growth stage is in a preset key growth stage or not; if yes, the photovoltaic panel is set to be in a tracking mode; if not, the photovoltaic panel is set to be in a conventional mode; and when the light supplementing duration exceeds the difference value between the target illumination duration and the accumulated duration, controlling the photovoltaic panel to stop light supplementing. By implementing the method, the illumination efficiency and effect of plant growth are improved.

The invention discloses a highway tunnel vehicle-mounted lighting system for intelligently measuring and calculating lamp lightening time based on an interval, and relates to the technical field of highway tunnel lighting energy saving. The invention discloses a highway tunnel vehicle-mounted lighting system for intelligently measuring and calculating lamp lightening time based on an interval. The highway tunnel vehicle-mounted lighting system comprises an interval division module, a lighting analysis module and a lighting control module. According to the method, the highway tunnel is subjected to refined interval division, vehicle shielding features, identification information and timestamps are combined, vehicle passing key features are dynamically obtained, the illumination path of each vehicle can be accurately predicted, and vehicle-mounted response and on-demand illumination are achieved; and front and back external environment illumination change information is fused, sunlight reflection illumination features are extracted, interference of strong sunlight reflection, entrance and exit light difference and the like on illumination control is eliminated from the source, and the environment adaptability and recognition accuracy of an illumination system are remarkably improved.

A visible light sensor may be configured to sense environmental characteristics of a space using an image of the space. The visible light sensor may be controlled in one or more modes, including a daylight glare sensor mode, a daylighting sensor mode, a color sensor mode, and / or an occupancy / vacancy sensor mode. In the daylight glare sensor mode, the visible light sensor may be configured to decrease or eliminate glare within a space. In the daylighting sensor mode and the color sensor mode, the visible light sensor may be configured to provide a preferred amount of light and color temperature, respectively, within the space. In the occupancy / vacancy sensor mode, the visible light sensor may be configured to detect an occupancy / vacancy condition within the space and adjust one or more control devices according to the occupation or vacancy of the space. The visible light sensor may be configured to protect the privacy of users within the space via software, a removable module, and / or a special sensor.

A light source module, a lighting system and a lamp. The light source module comprises a first light-emitting unit (100), a second light-emitting unit (200) and a third light-emitting unit (300) which are electrically independent of each other, light emitted from the light-emitting units being mixed to form white light. By means of the selection of the light colors and spectral characteristics of the light-emitting units, the white light obtained by the light source module has a wide color temperature coverage range and a color deviation Duv value less than 0.003, thereby solving the problem of white light color deviation. In addition, the white light spectrum of the light source module simulates a target spectrum, when the correlated color temperature is 4000K or above, the target spectrum being the solar spectrum, and when the correlated color temperature is lower than 4000K, the target spectrum being the blackbody radiation spectrum. Because the spectrum simulates the solar or blackbody radiation spectrum, the obtained white light spectrum has a good color rendering index and spectral similarity, such that the color of the white light of the light source module is closer to that of daylight, thereby being more adapted to the field of general lighting.

An apparatus, system, and method for an automatic dimming and color adjusting backlight LEDs of wall mounted control device buttons. The control device comprises a light sensor that detects light levels in a room where the control device is installed. The control device comprises a controller that operates the backlight LEDs according to day color setting when it receive a light level reading from the light sensor that is above a day / night threshold and according to a night color setting when it receives a light level reading from the light sensor that is below the day / night threshold. In addition, the controller dims the backlight LEDs based on the detected light level readings according an indication mode dimming curve when the backlight LEDs are in an indication mode and according to a backlight mode dimming curve when the backlight LEDs are in a backlight mode.

The invention provides a parameter correction method and system for tunnel dynamic lighting environment simulation, and relates to the technical field of tunnel lighting detection. The method comprises the following steps: collecting tunnel pavement optical data, lamp operation state data, external daytime brightness data, traffic parameter data and environmental parameter data; estimating an initial parameter set based on the data and a preset scattering / reflection model; obtaining and normalizing an actual measurement illumination field according to the measurement geometry and spectral response; constructing a tunnel three-dimensional illumination simulation model, and generating a simulated illumination field; and comparing the corrected illumination field with the simulated illumination field, calculating a difference index and iteratively optimizing parameters until the difference converges, and obtaining a final corrected parameter set. According to the invention, the accuracy, adaptability and energy efficiency level of tunnel lighting simulation and regulation are improved.

The invention relates to a laser detector suitable for a strong sunlight environment and a preparation method thereof, and belongs to the field of photoelectric detectors. The laser detector comprises a first sub-detector and a second sub-detector which are opposite in polarity, the first sub-detector is used for detecting sunlight and laser signals, the second sub-detector is used for detecting sunlight signals, and the first sub-detector and the second sub-detector eliminate sunlight interference by outputting sunlight current signals which are equal in magnitude and opposite in direction. The detector further comprises a first electrode, a second electrode and a third electrode, the third electrode is connected with the first sub-detector and the second sub-detector, the first electrode is connected with the first sub-detector, and the second electrode is connected with the second sub-detector. And the polarities of voltages connected to the first electrode and the second electrode are opposite. Sunlight currents generated by the two sub-detectors are basically consistent to offset each other, and only small light currents generated by laser signals are output, so that the detector can maintain the optimal working voltage.

The invention relates to the technical field of solar cell panel control, and discloses an operation control method and system for a solar cell panel, and the method comprises the steps: obtaining the specification information of the solar cell panel, setting the positioning information, carrying out the digital simulation according to the specification and positioning information, and generating a light receiving performance model and a sunlight environment model; generating a current-day illumination simulation model by combining seasonal and climatic factors by utilizing a historical database, analyzing the illumination simulation model and a light receiving performance model to obtain initial light receiving characteristics and a preset light receiving track, continuously recording illumination conversion electric energy of the cell panel to correct the preset light receiving track, and adjusting an inclination angle of the cell panel to obtain a current-day illumination simulation model. The energy conversion efficiency of the solar cell panel is improved, sunlight resources are fully utilized, different seasons and climate changes are adapted, the performance of the solar cell panel in a changing environment is enhanced, and the problem that in the prior art, the efficiency of collecting illumination data in real time for angle adjustment is low is solved.

A visible light sensor may be configured to sense environmental characteristics of a space using an image of the space. The visible light sensor may be controlled in one or more modes, including a daylight glare sensor mode, a daylighting sensor mode, a color sensor mode, and / or an occupancy / vacancy sensor mode. In the daylight glare sensor mode, the visible light sensor may be configured to decrease or eliminate glare within a space. In the daylighting sensor mode and the color sensor mode, the visible light sensor may be configured to provide a preferred amount of light and color temperature, respectively, within the space. In the occupancy / vacancy sensor mode, the visible light sensor may be configured to detect an occupancy / vacancy condition within the space and adjust one or more control devices according to the occupation or vacancy of the space. The visible light sensor may be configured to protect the privacy of users within the space via software, a removable module, and / or a special sensor.

The light source module comprises a first light-emitting unit, a second light-emitting unit, a third light-emitting unit and a fourth light-emitting unit which are electrically independent from one another, and light emitted by the light-emitting units is mixed to form white light. By selecting the light color and spectral characteristics of the light emitting unit, the white light color temperature coverage range obtained by the light source module is wide, the color deviation Duv value is smaller than 0.003, and therefore the white light color deviation problem is solved. Meanwhile, the white light spectrum of the light source module simulates a target spectrum, and when the relative color temperature is more than 4000 K, the target spectrum is a sunlight spectrum; and when the relative color temperature is lower than 4000 K, the target spectrum is a blackbody radiation spectrum. Due to the fact that the spectrum simulates sunlight or a black body radiation spectrum, the obtained white light spectrum has good spectrum similarity and color rendering, the light color of the white light of the module is closer to sunlight, the light quality performance of the white light source is obviously superior to that of an existing double-color-temperature light mixing white light source, and the module is more suitable for the field of general illumination.

The invention provides a method and device for detecting invisible defects of a silicon crystal solar cell panel based on snapshot type spectral imaging, and the method comprises the steps: controlling a snapshot type spectral imaging device and an RGB camera assembly, and collecting a full-wave-band multispectral image and a visible light image for the silicon crystal solar cell panel in a high-irradiance environment; through a pre-trained invisible defect detection model, the full-band multispectral image and the visible light image are mapped to the same feature space, and sunlight interference of a high-irradiance environment on the full-band multispectral image is eliminated by using the visible light image. Performing interactive processing on the full-band multispectral image and the visible light image after the sunlight interference is eliminated in a feature space to obtain invisible defect features of the surface of the crystalline silicon solar cell panel, and determining an invisible defect detection result graph of the crystalline silicon solar cell panel based on the invisible defect features. According to the invention, the limitation of a detection environment is broken through, and the dependence on external equipment is reduced, so that the reliability and applicability of detection are greatly improved.

The invention relates to an intelligent sunshade shutter control method and system based on environment data and target parameters, and belongs to the field of industrial Internet of Things information perception. Environment illumination intensity, solar altitude and azimuth angle, environment temperature and / or humidity data and target indoor illumination intensity and target temperature and humidity data input by a user are obtained; according to the method, the real-time base line shutter inclination angle is calculated, dynamic adjustment is carried out in combination with the light intensity adjusting particles and the somatosensory adjusting particles, and finally the optimal shutter inclination angle is obtained, so that intelligent control over the sunshade shutter is achieved. According to the invention, external environment change can be responded in real time, the inclination angle of the shutter is dynamically adjusted, direct light is effectively shielded, and indoor light and thermal environment are optimized. Meanwhile, intelligent adjustment according to weather conditions and multi-region requirements is supported, and the adaptability and accuracy of the system are enhanced.

To provide a blanket with a hood that can integrally cover parts that are easily affected by direct sunlight from the head to the fingers, ensure a heat escape path so that heat does not accumulate, and further effectively cool the neck. 【Solution means】A blanket with a hood that can be used as a poncho, comprising a rectangular main body, a hood portion provided at the center of the long side portion of the main body so as to protrude outward from the main body, and a pocket portion provided at the center of the long side portion where the hood portion is provided and directed inward of the main body. A blanket with a hood.

Systems, methods, and apparatus related to sensor data processing for a vehicle to improve operation when sunlight or other bright light enters a sensor of the vehicle. In one approach, adjustable filtering is configured for a sensor of a vehicle. In one example, an optical filter is positioned on the path of light that reaches an image sensor of a camera. For example, the filtering improves ability to stay in adaptive cruise control when driving into direct sunlight at sunset. The optical filters can have controllable properties such as polarization. In one example, a controller of the vehicle is configured to automatically adjust the properties of the optical filter to improve image quality to improve object recognition. In another example, a camera is configured with composite vision that uses sensors in different radiation spectrums (e.g., visible light, and infrared light). The composite vision can provide enhanced vision capability for an autonomous vehicle that is driving in the direction of the sun.

The invention discloses an illumination treatment system and a non-interventional treatment system, relates to the field of medical apparatuses and instruments, and aims to solve the defects of lamps in illumination uniformity, structural complexity and treatment scientificity. An illumination module in the system comprises an illumination control unit and at least one group of illumination treatment lamps. The illumination treatment lamp comprises a plurality of full-sunlight spectrum lamp caps which are arranged in an array; the components in the wave band of 430 nm to 450 nm are weakened by each lamp holder, and the components in the wave band of 475 nm to 485 nm are enhanced; the illumination control unit controls the illumination of the corresponding illumination treatment lamp according to the configured illumination mode; the medical record management module is used for storing patient medical records; the report management module is used for generating an illumination treatment report according to the illumination mode. The lamps of the system have the advantages of being uniform in illumination, simple in structure and high in treatment efficiency, and the system can conduct efficient, accurate and traceable illumination control on the multiple sets of lamps at the same time.

A glareshield for a camera of a vehicle includes a plurality of similarly shaped ribs on a surface that faces the windshield of the vehicle. The plurality of ribs are configured such that the specular component of reflected light from the plurality of ribs, during all daylight hours, impinges on or passes through an area outside the entrance pupil of the camera, directly or after further reflection from the windshield.

The embodiment of the invention provides a compound, an adhesive, a laminated structure, a display module and electronic equipment, and relates to the field of materials. The hydrogen abstracting type free radical photoinitiator in the adhesive comprises a substituted benzophenone structure. The substituted benzophenone structure is not activated under ultraviolet irradiation of sunlight, and the adhesive has certain bonding force. Under the ultraviolet irradiation of a non-sunlight condition, the substituted benzophenone structure is activated, and the flexible optical cement in the adhesive can be initiated to crosslink, so that the adhesive strength of the adhesive is reduced, and the application flexibility of the adhesive is improved.

According to the solar cell panel defect detection device and method based on non-contact ultrasonic imaging, the non-contact ultrasonic imaging technology is adopted in the device, a clear target defect image of a solar cell panel to be detected can be obtained in a high-irradiance sunlight environment, and the defect detection accuracy is improved. Furthermore, the target defect image obtained by ultrasonic imaging can provide depth information, so that a surface defect detection result and an internal defect detection result of the solar cell panel to be detected can be identified, and comprehensive defect detection can be realized; invisible defects such as finer cracks and stress distribution can be detected through accurate ultrasonic signal acquisition, high-resolution image reconstruction and defect identification and marking processes, the high-precision detection requirement can be met, in addition, the device can still stably operate in complex environments such as strong light, high temperature or multiple noises, has good environmental adaptability, and can be widely applied to the field of ultrasonic detection. And full-coverage scanning of the solar cell panel to be detected can be realized, and the detection efficiency is improved.

A control system may include a direct-current (DC) power bus for charging internal energy storage elements in control devices of the control system. For example, the control devices may be motorized window treatments configured to adjust a position of a covering material to control the amount of daylight entering a space. The system may include a bus power supply that may generate a DC voltage on the DC power bus. For example, the DC power bus may extend from the bus power supply around the perimeter of a floor of the building and may be connected to all of the motorized window treatments on the floor (e.g., in a daisy-chain configuration). An over-power protection circuit may be configured to disconnect the bus power supply if a bus current exceeds a threshold for a period of time.

The invention discloses an eyeball recognition access control system based on a neural network. Comprising an information storage module, an identity recognition module, an image acquisition module, an eyeball information processing and analysis module, a control module, a communication and alarm module, an illumination acquisition module, a sunlight simulation module, a distance sensing module, a processing and calculation module, an infrared thermal imaging module and a mobile phone application end, the beneficial effects of the invention are that whether the eyeball information of the identified person is the same as the eyeball information of the resident granted with the door opening authority is judged by calculating the length of the connecting line of the inner canthus vertex and the outer canthus vertex and the included angle between the connecting line and the horizontal line, and the requirement on an acquisition lens is low, so that the problems of high equipment cost and low cost are solved; according to the technical scheme of the invention, the method achieves the light supplement through collecting the environment illumination intensity, achieves the light supplement, enables the light supplement angle to be adjusted according to the distance between a to-be-recognized person and a collection device, enables the image collected by a lens to be clear, and avoids the wrong recognition.

Apparatus and associated methods relate to improving measurement of metrics of air data of an atmosphere outside an aircraft. Such measurements are improved by estimating a daylight portion of light received by an optical receiver configured to receive a reflected portion of the projected beam backscattered by the atmosphere. Estimation of the daylight portion is performed using a daylight filter. The daylight filter receives the light received by the optical receiver after it has been filtered by a vapor cell filter and separates the light, as filtered, into a beam sampling portion and a complementary non-sampling portion. The non-beam sampling portion includes wavelengths immediately adjacent to the beam sampling portion. The non-beam sampling portion is used to estimate the daylight portion within the beam sampling portion, which also contains the reflected portion of the projected beam used for calculating the metrics of air data.

The invention relates to a solar energy utilization system, which comprises a linear Fresnel reflector device, an energy receiving end and a solar energy tracking device, and is characterized in that the energy receiving end is located at a light condensation position of the linear Fresnel reflector device; and the solar tracking device is positioned between the reflecting mirror of the linear Fresnel reflecting mirror device and the energy receiving end. According to the solar energy utilization system, the solar energy tracking device facing the linear Fresnel reflecting mirror is used for observing the utilization condition of solar energy, the angle and / or direction of the mirror surface needing to be controlled are / is obtained through analysis and processing according to observed light information, a control signal is sent to the control device, and the control device is used for controlling the solar energy utilization system. Therefore, the sunlight tracking precision of the linear Fresnel reflector device is adjusted, and the system efficiency is improved. According to the solar energy utilization system, the sunlight utilization efficiency is higher, the manual monitoring and maintenance cost is reduced, and the overall sunlight utilization rate and economic benefits of the system are improved.

The invention relates to a lighting device (1000) having a housing (1100) with an interior space (1110) that is bounded by a back surface (1120), a front surface (1130), and a wall surface (1140), wherein the back surface (1120) and the wall surface (1140) are diffusely reflective, and wherein the front surface (1130) has a light exit window (1131). The lighting device (1000) further has a first light source (1210) for emitting a first light output into the interior space (1110), the first light output having a first correlated color temperature in a range of 2,000 K to 10,000 K or the first light output being blue. The first light source (1210) is provided at a location between the light exit window (1131) and the wall surface (1140). In a direction from the light exit window (1131) to the back surface (1120), the back surface (1120) and the light exit window (1131) are located at a first separation distance from each other. In the same direction, the light exit window (1131) has a projected area on the back surface (1120). The separation distance is smaller than a largest window dimension of the light exit window, and the projected area of the light exit window (1131) is smaller than the back surface (1120). In the lighting device (1000), one or more of the following applies: (i) the wall surface (1140) is separated from the light exit window (1131) by a second separation distance, a ratio of the second separation distance and the first separation distance being at least four, and (ii) at least where the wall surface (1140) connects to the back surface (1120), the wall surface (1140) has an arc-shaped cross section in a plane perpendicular to the light exit window (1131). The lighting device (1000) can be used as artificial skylight to provide an enhanced experience of being exposed to natural daylight conditions.

METHODS FOR GEOLOCATION-BASED SKIN SCIENCE-BASED ENVIRONMENTAL EXPOSURE METRICS Methods for communicating the risk of skin conditions due to exposure to sunlight and environmental conditions to individuals. These methods leverage geolocation and environmental data to provide guidance and enable consumers to make informed decisions regarding outdoor activities, healthcare, and skincare. A photopollution metric is a function of the ultraviolet index (UVI) and the level of a pollutant such as particulate matter (PM) and allows for the communication of an individual's risk of exposome-induced skin conditions based on environmental exposure. Figure for abstract: none

The invention discloses a method and system for treating neutral high-calcium wastewater through combination of an MICP technology and chemical precipitation, and relates to the technical field of wastewater treatment. The method comprises the following steps: S1, inoculating a bacterial liquid containing synechocystis into neutral high-calcium wastewater; s2, under the daytime illumination condition, calcium ions in the wastewater are induced to form calcium carbonate precipitates through photosynthesis of synechocystis, and primary calcium removal is carried out; s3, under the dark condition at night, phosphate is added in batches by means of extracellular polymeric substances secreted by synechocystis, residual calcium ions in the wastewater are induced to form calcium phosphate or hydroxyapatite precipitates, and deep calcium removal is carried out. The day and night alternate metabolism characteristic of synechocystis is applied to neutral high-calcium wastewater treatment, so that efficient decalcification under a neutral condition can be realized, and stable water quality and controllable precipitation are considered. The open pond type reactor is adopted, so that water can stand and settle, mechanical stirring or temperature control equipment is not needed, and the operation cost is reduced.

The utility model discloses a lighting window, in particular to a lighting window fixed window frame which is provided with an ultraviolet lighting panel through which UVB medium-wave ultraviolet rays can penetrate and is arranged at the whole or local position of a window of a building house, so that people can bask in the sun for fitness through the ultraviolet lighting panel indoors, and the human body is helped to synthesize vitamin D. However, excessive ultraviolet irradiation can cause skin injury, so that a protective fixed window provided with common building glass is arranged, and the protective fixed window can be overlapped and covered with a fixed window frame of a lighting window in a left-right moving or hinge opening and closing mode so as to control the sunning time. The lighting window is suitable for windows of all buildings and houses in northern China, the traditional concept that people cannot bask in the sun through glass for fitness is broken through, and people can enjoy whole-body daylight bathing in the nature in a warm room in cold winter through the lighting window transmitting the medium-wave ultraviolet rays to bask in the sun.

This invention discloses a target recognition method, docking system, and docking method in a space environment. By adjusting the output intensity of the sunlight simulator's light source and the position and angle of the simulated work equipment, different types of simulated target images are obtained, forming a target photo library. The simulated target images are processed into small target images and then placed into a small target image library. This small target image library is merged with the target photo library augmented by GAN data, and divided into training and testing libraries proportionally. An SA-YOLOX network is constructed. The SA-YOLOX network is trained using the training library to obtain an SA-YOLOX target detection model. The augmented target photo library is tested using the SA-YOLOX target detection model and the testing library to obtain test results. Based on the test results and model metrics, an evaluation result is output. This invention effectively overcomes the performance index problem of the YOLO series algorithms in solving the special situation of high-contrast image target recognition in complex space environments.