414 results about "Daylight" patented technology

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 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.

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 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.

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.

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 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.

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.

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.

A method and system for retrofitting an office building into residential units by installing controllable sun-shielding elements on the facade, which may integrate photovoltaic cells to assist in energy supply while blocking sunlight when needed. These sun-shielding elements, such as darkening glass panels or adjustable blinds with photovoltaic cells, are controllable by occupants of each residential unit to selectively allow or block sunlight entering their units. The system enhances comfort, energy efficiency, and aesthetic appeal, and can be integrated with building management systems, climate control, and emergency systems.

A solar energy collection system includes legs or a base. A solar energy collector is coupled to the legs or base. The system is oriented to collect solar energy throughout daylight hours.

Solar irradiance incident on the surface of the earth is typically classified into three components: global horizontal irradiance (GHI), diffuse horizontal irradiance (DHI) and direct normal irradiance (DNI). Accurate measurements of these irradiance components are vital for many applications but for an ever-increasing number of PV sites, in addition to measuring the GHI, the measurement of DHI is mandated or required. Many instruments from several manufacturers exist to perform these tasks, such as a pyranometer and a pyrheliometer requiring a suite of at least these two expensive instruments and a solar tracker to perform the required measurements. Accordingly, the invention provides users with a single instrument with no moving external parts capable of measuring all three irradiance components, thereby simplifying the data acquisition and minimizing equipment cost whilst providing measurements with low uncertainty.

A building envelope system. The building envelope system includes a plurality of shading modules for installing over fenestrations of a structure. Parameters of the shading modules are selected to optimize certain indoor environmental quality parameters. The optimized shading module parameters include: size, shape, geometry, orientation, number, placement, and material. The optimization process further includes consideration of the geographical location of the structure and a compass facing direction of each fenestration. The indoor environmental quality parameters include maximizing spatial daylight autonomy (SDA), minimizing annual sun exposure (ASE), and minimizing daylight glare probability.

An air extraction interface with a sealing structure, a polycarbonate vacuum plate, and a sunlight room are provided. The air extraction interface is an air extraction pipeline or an opening section. One end of the air extraction interface is connected to an air-extracted object. The sealing structure includes a first section located at the air extraction interface and a sealing section. Inner walls of pipelines of the air extraction interface where the first section is located fit each other or there is a gap between the inner walls. The pipelines of the air extraction interface are closed at a position where the sealing section is located. The sealing structure can easily seal the air extraction pipeline made of a hard material, so that air is prevented from entering internal vacuum space of the hard material in a sealing process.

The invention relates to the technical field of bathroom cabinet light control, and discloses a bathroom cabinet light intelligent control method and system based on distance and light induction, and intelligent management of a bathroom cabinet lighting system is realized through a microwave sensor and a light sensitive element. When no one uses the lamp, the lamp is in an energy-saving standby state, and all lights are extinguished; once someone approaches, the microwave sensor detects that the human body enters a preset range, the lower cabinet lamp and the display screen are automatically lightened, and the mirror cabinet light is intelligently linked. A user can select a sunlight mode or an indoor light mode through a touch key, and the bathroom cabinet lighting system adaptively adjusts the initial brightness according to the ambient light intensity. In addition, when the user approaches the mirror within a certain distance and stays for more than a set time, the brightness of the mirror front lamp is automatically increased to the maximum, so that a better visual effect is provided. And if the activity is not detected in a period of time, the standby state is automatically returned, so that the optimization balance of energy conservation and user experience is realized.

The invention relates to a device for reflecting daylight in a fixed direction chosen by the user, despite the sun's movement. The device is distinguished by its ability to be placed in any position and requires no calibration by the user. It positions itself in the Earth's frame of reference using an accelerometer coupled to a solar sighting system, which allows it to determine its position in the Earth's frame of reference and orient the mirror to maintain a constant direction of the reflected beam. The beam is unaffected by any cast shadows, and the system's accuracy is increased compared to compass-based devices. (Shorthand figure: Figure 1)

The utility model discloses a cable for outdoor monitoring, which belongs to the technical field of cables and comprises a central column, a plurality of spiral winding sleeves are fixedly connected to the circumferential surface of the central column and are uniformly distributed around the central axis of the central column, outer sheaths are fixedly connected in the spiral winding sleeves, insulating layers are arranged in the outer sheaths, and the outer sheaths are uniformly distributed around the central axis of the central column. Conductor wire cores are arranged in the plurality of insulating layers; the plurality of spiral winding sleeves are arranged to be spiral to protect the plurality of outer sheaths, and the plurality of spiral winding sleeves have certain elasticity, can resist certain external mechanical force, effectively protect the plurality of inner outer sheaths and the plurality of conductor wire cores, prevent the cable from being damaged by external force, and can be used for protecting the cable from being damaged by external force. And the plurality of outer sheaths are spirally wound inside by the plurality of spiral winding sleeves, so that direct sunlight and rainwater erosion can be avoided, aging damage caused by external environment influence is reduced, and the service life is prolonged.

The device comprises a square box, an incandescent lamp is installed on the inner side of the top of the square box, and an optical filter is arranged at the bottom of the incandescent lamp; a wet box, a storage tray and a drawer type square vessel are arranged in the square box; the top of the wet box is open, and a plurality of sets of grooves are oppositely formed in the two sides of the top of the wet box and used for containing piece racks. The storage tray is used for containing materials and instruments required by mounting; the top of the drawer-type square vessel is open, a drawing box is arranged in the drawer-type square vessel and is pulled out or pushed in from the right side of the drawer-type square vessel, and a group of grooves are oppositely formed in two sides of the top of the drawer-type square vessel. According to the device, the light filter is adopted to filter light with the same wavelength as fluorescent light, so that the influence of sunlight is avoided; by moving the drawing box instead of the slide, the stability of the brain slice attached to the slide is ensured, and the purpose of leaving the liquid level at the same time is achieved; the drying environment of the slide can be manually changed through the wet box, and the drying speed of the slide can be regulated and controlled.

The invention relates to the technical field of plateau isolated network production energy supply, and discloses a plateau isolated network-based production operation method and system, which comprehensively study, judge and determine the operation condition of a lithium carbonate processing plant according to the sunlight condition, the operation condition of an energy station and the state of a fused salt energy storage system. Electric energy is provided through photovoltaic, steam and part of electric energy are provided through photo-thermal, low-load operation supports the stability requirement of an isolated network, and the surplus part of photo-thermal is stored in a fused salt energy storage system through electrochemistry; needed electric energy and steam are provided through the heat release working condition of the fused salt energy storage system at night; and in combination with weather forecast conditions, planning energy storage in advance, balancing photovoltaic power supply fluctuation through electrochemical energy storage and rapidly adjusting a load shedding working condition, and adopting a photo-thermal, photovoltaic and energy storage technical route to realize isolated island operation according to a comprehensive energy integrated scheduling operation mode. Therefore, safety, stability, continuity and reliability of production energy supply of the lithium carbonate processing plant are guaranteed.

The utility model discloses equipment for testing the weather resistance of polyurethane waterproof paint, and relates to the technical field of polyurethane waterproof paint. The device comprises a test box, a rotating disc and a test frame, a heating pipe is clamped and fixed at the bottom in the test box, the rotating disc is inserted into the top in the test box in a penetrating manner, an air blower is clamped at one end of the bottom of the rotating disc in a penetrating manner, and an ultraviolet irradiation lamp is clamped at the other end of the bottom of the rotating disc in a penetrating manner; a ventilation net rack is arranged on one side of the test frame, test paper is arranged on the top of the ventilation net rack, and lifting cylinders are arranged on two sides of the bottom of the ventilation net rack. Through the arrangement of the test box, the rotating disc and the test frame, the problems that the ultraviolet irradiation position and area of weather resistance test equipment are relatively fixed, but the sunlight irradiation position is influenced by the environment and time, the reality and the experiment have relatively large difference, the test time is generally relatively fixed, and the weather resistance of the waterproof coating cannot be accurately judged are solved.

The invention discloses a full-wave-band dynamic sunlight player with a three-stage coaxial soft light structure, and relates to the technical field of healthy lighting and high-precision simulation light sources. The core three-stage coaxial soft light structure is composed of a high-atomization concave soft light cavity, a convex high-reflection soft light structure and a full-coating high-transmittance soft light shell which are coaxial, and glare-free and high-uniformity full-wave-band light emitting is achieved. The equipment is provided with a full-wave band narrow-band combined lamp group covering weak ultraviolet rays to near infrared rays, so that a continuous sunlight spectrum is formed; single-band single-line independent driving is adopted, a pure hardware simulation gradual change control unit is matched, and non-stroboscopic smooth gradual change and accurate regulation and control are achieved. The equipment is provided with a local time service module and a storage medium, and a networking module can be selected to be matched with a factory spectrum calibration method to guarantee output consistency. The system can truly restore the natural sunlight spectrum, adapts to the biological rhythm, is suitable for medical treatment, laboratories, space stations and other scenes, and has the advantages of being high in reliability, continuous in spectrum, strong in soft light effect, high in biological friendliness and the like.

The utility model relates to the field of airing boxes, in particular to an airing box for detecting a color fastness sample. The drying box aims at solving the technical problems that in the prior art, samples are squeezed mutually and cannot make full contact with the natural environment, and meanwhile detection is difficult to carry out due to the fact that no proper natural environment exists in the detection process. The utility model discloses an airing box for detecting a color fastness sample. The airing box comprises an airing box body and a sample positioning assembly, color fastness samples are fixed one by one through the liftable sample positioning assembly, the distance between the partition assemblies is adjusted according to the sizes of the samples, and after the samples are driven to enter the airing box body, the samples are prevented from making contact with or getting close to each other in the testing process, so that the consistency of testing results is guaranteed, a plurality of hollowed-out grooves are formed in the outer side of the airing box body, and the testing efficiency is improved. The gap of the hollow groove enables a color fastness sample to be in full contact with the external natural environment, sunlight irradiation is simulated through the simulation assembly, and when the natural environment cannot meet the detection requirement, it is ensured that the color fastness test can be accurately and effectively carried out.