1805 results about "Illumination Technique" patented technology

The invention discloses a wireless control method for LED illumination, a dimming device, a medium and a product, and relates to the technical field of electric illumination, and the method comprises the steps: obtaining tunnel illumination control parameters; dividing the tunnel entrance area into an entrance section, a buffer section and a basic section according to the tunnel parameters, and determining a plurality of illumination control subareas; calculating the brightness adaptation time of a vehicle driver based on the external brightness value and the vehicle passing speed, and generating an illumination gradient curve from the entrance section to the buffer section and the basic section; according to the illumination gradient curve, determining a target illumination value of each illumination control zone; converting the target illumination value into an LED driving parameter, and issuing the LED driving parameter to an LED driving circuit of each illumination control subarea; and collecting actual illumination data of each illumination control subarea, and regenerating an illumination gradient curve when the actual illumination data exceeds a preset target range or the external brightness value changes. By implementing the method, tunnel illumination can be adjusted based on illumination changes when the weather changes drastically, and driving safety is guaranteed.

The invention discloses a roadway lighting system based on the Internet of Things, and relates to the technical field of roadway lighting, the roadway lighting system comprises an Internet of Things platform, the Internet of Things platform is in communication connection with a sensing module, a data processing module, a lighting regulation and control module, a fault monitoring alarm module and a user interaction module, and the modules are in electric signal connection. The road lighting system can intelligently adjust the brightness and the on-off state of the street lamp according to the real-time environment condition and the traffic flow through the Internet of Things technology, the lighting efficiency is improved, the energy consumption is remarkably reduced, the illumination intensity is monitored in real time through the illumination sensor, the indexes are evaluated in combination with the weather conditions, the brightness of the street lamp is intelligently adjusted, and the lighting efficiency is improved. Proper illumination is provided under different weather and illumination conditions, traffic peak and low peak periods can be identified through the traffic flow identification index, the brightness is dynamically adjusted, and energy waste in the period with low traffic flow is avoided.

The invention belongs to the technical field of healthy lighting, solves the problem that the lighting environment in a classroom cannot be dynamically adjusted in the prior art, and provides a healthy lighting control method, device and equipment for dynamically adjusting the lighting environment in the classroom. The method comprises the steps of obtaining a corresponding time schedule with a target illumination space as a classroom; querying the time schedule according to the current time to obtain teaching activity information corresponding to the current time; obtaining a parameter adjustment coefficient of an illumination adjustment parameter according to the teaching activity type; for each teaching activity type, adjusting an illumination control parameter by using an adjustment coefficient to obtain a target illumination parameter; according to the target illumination parameter, the historical illumination adjustment parameter and the teaching activity type and time period, obtaining an illumination adjustment rate; and controlling the light source to illuminate according to the target illumination parameter and the illumination adjustment rate. The illumination environment in the classroom can be dynamically adjusted, and the healthy illumination requirement of a user is met.

The invention discloses a multi-scene adaptive stage lighting control method and system and a medium, and relates to the technical field of novel lighting, and the method comprises the steps: obtaining a type parameter and initial environment data of a target stage scene, and obtaining an initial control parameter of a stage lighting system; in the process that the stage lighting system carries out scene light supplement according to the initial control parameters, performance dynamic data are collected in real time, and the adaptive deviation value of the current lighting effect and the scene type parameters is calculated; performing multi-dimensional parameter fusion processing on the adaptation deviation value to obtain a dynamic light adaptation parameter; according to the dynamic light adaptation parameters, calculating a light effect deformation quantity in the current scene, and according to the light effect deformation quantity, synchronously adjusting a projection angle, a color temperature parameter and a light intensity distribution model of the stage light device; the invention provides a stage lighting intelligent control technology which not only can adapt to various performance scenes, but also can improve the lighting control effect.

The invention relates to the technical field of lighting, in particular to a driving power supply control circuit, a control method and a lighting application method. Comprising the steps that an acquisition module acquires spectral data and temperature data of a current environment; the receiving module receives the target color rendering index, the target color temperature and the target illumination; the control module is connected with the acquisition module and the receiving module, and is used for calculating a PWM duty ratio needing to be compensated according to the temperature data, obtaining a target PWM duty ratio based on the current color rendering index Ra, the current correlated color temperature CCT, the current illumination and the control parameters, and outputting a PWM signal based on the target PWM duty ratio and the PWM duty ratio needing to be compensated; and independent and stable constant-current signals are finally output by using the voltage balancing circuit and the driving module. The problems that an existing LED driving power source is single in function and lacks self-adaptive control capacity and monochromatic light trailing are solved. The LED powder-free lamp can continuously and stably operate, and meanwhile, high color rendering index and dynamic light color balance are achieved.

The invention discloses a road tunnel lighting system and method based on traffic flow and external environment. Relates to the technical field of highway tunnel lighting. At present, a traditional road tunnel lighting system mode neglects factors such as tunnel external environment change and traffic flow density, so that energy waste and poor lighting effect are caused, especially under day and night alternation, weather change or special traffic conditions; according to the system, information such as traffic flow, environment illumination intensity and meteorological conditions inside and outside a tunnel is collected in real time through multiple sensors, and the illumination brightness inside the tunnel is dynamically adjusted by combining calculation and dimming strategies of a central control unit so as to cope with different traffic and weather conditions; according to the road tunnel lighting system and method, through dimming control, the energy utilization efficiency can be remarkably improved while traffic safety is guaranteed, and high economic benefits and social benefits are achieved.

The invention discloses an illumination method and system based on spectral wavelength, electronic equipment and a medium, and relates to the technical field of intelligent illumination. The method comprises the following steps: acquiring a chicken flock image of a target breeding area; according to an image recognition algorithm, determining a chicken flock distribution position and ambient light brightness in the chicken flock image; inputting the chicken flock distribution position and the ambient light brightness into a preset spectral wavelength prediction model to obtain a spectral wavelength prediction result; and according to the spectral wavelength prediction result, generating a light control scheme, and according to the light control scheme, controlling the light of the breeding area for illumination. Through the scheme, the chicken flock distribution position and the ambient light brightness are determined according to the chicken flock image, adaptive spectral wavelength adjustment is performed according to the chicken flock distribution position and the ambient light brightness, and the effects of spectral wavelength adjustment and auxiliary illumination are achieved according to the chicken flock distribution position and the ambient light brightness.

The invention relates to the technical field of coal conveying trestle lighting, in particular to an intelligent lighting system and a control method thereof. Comprising the steps that a plurality of equipment points are set according to equipment parameters of the coal conveying trestle, and each equipment point is provided with an illumination sub-module; setting a lighting strategy according to the working parameters of the coal conveying trestle, and obtaining the operating parameters of each lighting sub-module according to a preset time node; generating a fault risk value of each lighting sub-module, and judging whether a maintenance instruction is generated or not according to all the fault risk values; a plurality of equipment points are established based on equipment parameters of the coal conveying trestle, a first-level illumination plan is set according to a correlation model among all the equipment points, and each illumination sub-module is controlled to perform alternate illumination during unmanned inspection, so that the energy consumption of the illumination system is reduced on the premise of ensuring the monitoring efficiency, and the overall operation and maintenance cost is reduced; and when a person inspects, the working parameters of the corresponding lighting sub-module are adjusted according to the expected movement track, so that the inspection safety of the person is ensured.

The invention discloses a pixel projection lens and an automobile, and relates to the technical field of automobile illumination, the pixel projection lens is provided with an object side and an image side which are correspondingly arranged along the optical axis direction, the pixel projection lens comprises a first lens, a second lens, a third lens, a fourth lens and an image surface from the object side to the image side in sequence, the focal length of the first lens is f1, the focal length of the second lens is f2, the focal length of the third lens is f3, the focal length of the fourth lens is f4, and the pixel projection lens meets the following conditions: 10lt; f1lt; 20; -6 lt; f2lt; f2lt; -14.5,-14.5,-14.5; 30 lt; f3lt; f3t; 40); 35 lt; f4lt; f4t; 50; the first lens and the second lens are aspheric lenses, and the third lens and the fourth lens are glass spherical lenses. By means of the arrangement, the pixel projection lens is good in imaging quality and good in stability and can not defocus under the environment condition of-40 DEG C to 105 DEG C, and therefore it is fully guaranteed that the pixel projection lens works stably in the environment with the large temperature difference.

The invention discloses an evacuation indication control method and system based on fire-fighting emergency lighting, and relates to the technical field of fire-fighting emergency lighting, and the method comprises the following steps: real-time environment monitoring: employing a plurality of high-precision sensors to collect environment data, including smoke concentration, temperature and video images, in a building. Key information of the fire position, the smoke concentration and the channel condition can be accurately mastered, dynamic evacuation path planning is carried out on the basis, multiple factors of the channel traffic capacity, the smoke concentration and the distance from an emergency exit are comprehensively considered, it is ensured that the safest and fastest evacuation path is planned for personnel, and the evacuation efficiency is improved. In addition, the emergency lighting brightness self-adaptive adjusting function ensures that people can clearly see the evacuation path and the surrounding environment in different environments, and the evacuation speed and accuracy are further improved.

The invention relates to the technical field of tunnel lighting, in particular to a tunnel portal lighting control method and system, and the method comprises the steps: S1, obtaining a first image in a short exposure time mode; obtaining a second image in a long exposure mode; s2, synthesizing the second image and the first image into a high-dynamic-range image, and dividing the high-dynamic-range image into a low-brightness area, a transition area and a high-brightness area; s3, generating a brightness transition curve of the transition area; s4, determining a brightness adjusting curve of the transition area according to the maximum brightness of the tunnel portal and the light and shade adaptive pupil area change rate; s5, determining the target brightness of each part of the transition area according to the brightness transition curve and the brightness adjustment curve; and S6, adjusting the brightness of the illumination lamp in the transition area to enable the brightness of each part of the transition area to reach the target brightness. The target brightness is determined according to the brightness transition curve in combination with the brightness adjustment curve, the influence of the brightness adaptive pupil area change rate on the sight line is fully considered, and the change of the brightness of the tunnel portal is more adaptive to the function of human eyes.

The invention discloses a street lamp shade with a rainy day lighting function in the technical field of street lamp lighting, which comprises a main body unit, a connecting part, four groups of lamp shade main bodies arranged on the four sides of the top end of the connecting part at equal intervals, and filling belts arranged between every two groups of lamp shade main bodies, the storage part is vertically inserted in the axis position of the top end of the connecting part and located among the four sets of lampshade bodies, and the protection part is transversely and fixedly connected to the top end of the storage part. The protective plate and the lamp panel are combined to form the lampshade body, the lampshade body can rotate and move by an angle, and in rainy days, the storage component can push the lampshade body to rotate outwards and downwards, so that the illumination angle of the lampshade body deflects inwards, the illumination range of the lampshade body shrinks inwards, and the illumination intensity is enhanced; the purpose of enhancing the lighting effect of the street lamp on the ground where the street lamp is located is achieved, and pedestrians can better observe road conditions conveniently.

The invention discloses a high-speed rail passenger room lighting self-dimming control system, which relates to the technical field of high-speed rail passenger room electric lighting and comprises a passenger flow monitoring module, a central control module, a lighting partition module and a memory and storage module. According to the invention, the central control module continuously optimizes the lighting strategy according to the change trend of the passenger flow and the personalized lighting setting condition of each region, achieves the precise distribution of lighting resources, automatically reduces the lighting brightness of the region when the number of passengers in the region is reduced, avoids the unnecessary energy waste, and meanwhile, reduces the cost. The system further has a memory function and can identify preference settings of different passengers, when the passengers enter the same area again, previous personalized lighting settings are automatically called out, the passengers do not need to adjust again, in addition, the constant-current driving technology adopted by the invention can ensure that the lamp stably works under different input voltages and dimming states, and the system is suitable for popularization and application. The lamp life is prolonged.

The invention relates to a direct-current illumination control technology, and provides an illumination control method and system during operation of direct-current centralized driving illumination equipment in order to solve the problem that in the existing direct-current illumination technology, each lamp corresponds to a control circuit board, and maintenance is inconvenient due to decentralized control in space. The method comprises the following steps: providing alternating-current electric energy to a distribution box through an alternating-current power supply; a switch module in the distribution box converts alternating current into direct current and supplies energy to the lamp sets, and each lamp set comprises a plurality of lamps which are distributed in the lighting space and connected in parallel. Controlling the illumination parameters of each lamp in the lamp group for illumination; monitoring and acquiring working state information of each lamp in the lamp group, wherein the working state information comprises a brightness parameter, a color temperature parameter and a color parameter; and the illumination parameters and the working state of the lamp are monitored and adjusted in real time. According to the invention, through the integrated direct current illumination control design in the distribution box, the maintenance and management difficulty of direct current illumination is simplified, and the cost is reduced.

The invention is suitable for the technical field of illumination, and provides a near-illumination lamp illumination method, device and system and a near-illumination lamp, and the method comprises the steps: obtaining an original light field image, which is collected by imaging equipment and comprises an array composed of a plurality of independently addressable and brightness-controllable light-emitting units, projected on a target plane by the near-illumination lamp; generating a brightness nonuniformity map representing brightness distribution according to the original light field image; calculating a brightness correction matrix for compensating brightness nonuniformity through a reverse solution algorithm on the basis of the brightness nonuniformity map and in combination with a model for describing a light transmission response relationship between the array and a target plane; and loading the brightness correction matrix into a controller of the near-lighting lamp, and performing differentiated brightness modulation on each light emitting unit in the array by the controller according to the brightness correction matrix. The problem that an existing near-illumination lamp cannot achieve high-precision and high-stability uniform light field output is solved.

The invention relates to the technical field of novel illumination, and discloses a wide-voltage light source intelligent control method integrated with a step-down regulation strategy, which comprises the following steps: establishing a mapping table of a voltage interval and a basic compensation slope; indexing a basic slope according to the real-time input voltage; extracting a load voltage direct current component representing the LED junction temperature to generate a thermal drift correction coefficient; dynamically reducing the target slope to match the natural attenuation characteristic of the inductive current; according to the invention, the junction temperature is reversely deduced through the voltage signal, a parameter self-calibration closed loop of a physical level is constructed, the phase margin of a control loop of a whole temperature range is locked under the condition of zero newly-added hardware cost, the problem of dynamic response hysteresis under a high-temperature working condition is solved, and the reliability of the system is improved. And the optical consistency of precise illumination is ensured.

The invention relates to the technical field of illumination, in particular to a multi-color-temperature down lamp and an intelligent control method of the multi-color-temperature down lamp. The intelligent control method for the multi-color-temperature down lamp comprises the following steps: acquiring the target brightness of the down lamp; obtaining a color temperature demand of a user; determining the target brightness of each LED lamp bead in the down lamp according to the target brightness and the color temperature demand, wherein the color temperatures of at least two lamp beads are different; and controlling each LED lamp bead to emit light at the target brightness. According to the invention, high-precision matching of the brightness and the color temperature of the down lamp can be realized.

The invention relates to the technical field of tunnel lighting, and is a method for estimating the energy consumption of on-board lighting in a tunnel and the length of an optimal control section. The energy consumption estimation method comprises: obtaining geometric parameters of the tunnel, positions of lamps in the tunnel and historical traffic volume data; obtaining vehicle trajectory data based on the historical traffic volume data; establishing a one-dimensional coordinate system of the tunnel; and calculating the energy consumption of the tunnel within one day based on the one-dimensional coordinate system of the tunnel and the vehicle trajectory data. The energy consumption estimation method of the invention takes into account the distribution of historical traffic flow over time, so that the simulation scene is closer to reality and the energy consumption estimation result is more accurate. The energy consumption estimation method proposed by the invention can also evaluate the energy-saving effect under different control section lengths, thereby determining the optimal control section length, providing a more scientific basis for the intelligent lighting construction of the tunnel and maximizing the energy utilization.

The invention discloses an automobile headlamp system capable of perceiving the vision of a driver, and relates to the technical field of automobile illumination, the automobile headlamp system comprises a base, a deflection frame, a driving mechanism, an auxiliary mechanism, a connecting mechanism, a reflective bowl and an irradiation lamp, the deflection frame and the driving mechanism are fixedly arranged on the base, the deflection frame is annular, and a spherical surface is arranged on the inner side of the deflection frame; the reflecting bowl is rotationally connected with the deflection frame through the spherical surface, an irradiation lamp is fixedly mounted in the reflecting bowl, an auxiliary mechanism is rotationally arranged on the deflection frame, the reflecting bowl is connected with the driving mechanism through a connecting mechanism, four deflection grooves are circumferentially formed in the deflection frame, and the deflection grooves are spherical and coincide with the circle center of the spherical surface; the auxiliary mechanism comprises an auxiliary ring and arc-shaped rods, the four arc-shaped rods are fixedly arranged on the auxiliary ring in a circumferential mode, and the arc-shaped rods can slide and rotate along the deflection grooves; interaction between the vehicle lamp system and a driver can be improved.

The invention discloses a multi-sensor-based LED backlight brightness partition control method and system, and relates to the technical field of illumination. When the system runs, light information collection and data processing are carried out through an illumination collection module and a data processing module, and an abnormal region information set is formed; an abnormal region illumination model is established according to an abnormal region information set through an anomaly detection module, a partition illumination anomaly coefficient Ycxs is obtained after training and statistics, the illumination anomaly degree of the abnormal region information set is accurately quantified, matching is carried out through a partition illumination anomaly adjustment threshold T preset by a dynamic adjustment module, and the illumination anomaly degree Ycxs is obtained. The method comprises the following steps: obtaining a screen illumination abnormity adjustment scheme of the screen partitions, achieving dynamic illumination adjustment, ensuring consistent display effects of the partitions, optimizing visual experience of audiences, finally ensuring implementation and effects of adjustment measures through a feedback monitoring module, forming a data closed loop, continuously optimizing an adjustment strategy, and improving the self-adaptive capability of the system.

The invention discloses a safe and intelligent emergency lighting terminal integrated product and a control system thereof, and belongs to the technical field of emergency lighting, the safe and intelligent emergency lighting terminal integrated product comprises an integrated terminal product box and a pair of blasting assemblies; the integrated terminal product box is fixedly installed on the solid wall, and the integrated terminal product box is located above the glass curtain wall. According to the integrated product, the distance between the pair of blasting assemblies can be adjusted according to the width of the glass curtain wall, the pair of blasting assemblies can be located at the two corners of the upper portion of any glass curtain wall, once fire disasters and other emergencies happen, impact heads on the blasting assemblies are automatically released, the glass curtain walls are broken from the corners, and therefore the purpose of fire protection is achieved. Then the electric telescopic rod is matched to drive the blasting assembly to swing and flap the glass curtain wall, stable blasting of the glass curtain wall is achieved, and therefore a new escape exit is opened up, the effect of urgently and rapidly evacuating crowds is achieved, and the safety emergency effect is greatly improved.

The embodiment of the invention provides a light-emitting panel and a light-emitting device, relates to the technical field of illumination, and is used for realizing a color temperature adjustable function of the light-emitting device. The light-emitting panel comprises a substrate, a first electrode, a counter electrode, at least two light-emitting layers, an intermediate electrode and a plurality of connecting electrodes, the first electrode is arranged on one side of the substrate; the counter electrode is arranged on the side, away from the substrate, of the first electrode; the at least two light-emitting layers are arranged between the first electrode and the counter electrode; the intermediate electrode is arranged between two adjacent light-emitting layers; the plurality of connecting electrodes are arranged around the first electrode, the plurality of connecting electrodes are arranged at intervals, and the connecting electrodes and the first electrode are arranged at intervals; and the counter electrode and the middle electrode are electrically connected with at least one connecting electrode respectively. The light-emitting panel is used for emitting light.

The invention belongs to the technical field of mine lighting, and particularly relates to an adaptive intelligent mining anti-explosion lighting system which comprises a positioning base station, a lighting network, a personnel identification card, a three-dimensional GIS module, an environment monitoring module and a central processing module. According to the system, a visibility compensation component is constructed according to empirical formulas of visibility and smoke, so that the change of the visibility is compensated when the luminous power is adjusted, and additional light sensors and motion sensors are not needed. In addition, the invention also provides a simulation K shortest path algorithm which organically combines a Yen algorithm, fire simulation simulation, a particle swarm algorithm and risk assessment, so that dynamic and comprehensive intelligent escape path planning is realized. And finally, the central processing module controls the light emitting units on the way of the escape path to indicate the escape path in a stroboscopic mode in sequence from far to near according to the distance relative to the end point of the escape path.

The present disclosure belongs to the technical field of LED lighting and relates to an LED lamp structure, including a lamp holder, a bulb shell, and an LED light source assembly; the lamp holder is provided with an accommodating chamber with an opening; a straight sleeve is integrally formed in the accommodating chamber in an injection molding manner; a female connector is fixedly mounted in the straight sleeve; the bulb shell is connected to the lamp holder to form a lamp housing; and the LED light source assembly is electrically connected to the female connector and extends into the bulb shell.

The invention discloses a headlamp light-emitting diode structure and a headlamp light-emitting diode system, and belongs to the technical field of automobile illumination, the headlamp light-emitting diode structure comprises a headlamp light-emitting diode structure, an intelligent driving circuit, an environment perception and intelligent control system and an energy recovery and management system.The heat dissipation efficiency is effectively improved by arranging a unique heat dissipation structure, and the heat dissipation efficiency is improved; the temperature of the LED chip is reduced, the light attenuation is reduced, the service life of the LED chip is prolonged, the frequency and cost for replacing the lamp are reduced, the design of the composite optical lens and the special reflection cup enables light distribution to be more uniform, the illumination range is wider, the driving safety at night and under complex road conditions is improved, and the driving safety is improved. By arranging the intelligent driving circuit and the environment sensing system, the LED chip is ensured to work stably in different environments and working conditions, and the problems of flickering and unstable brightness are avoided. Meanwhile, lighting parameters are automatically adjusted according to the environment and the vehicle speed, and the driving comfort and safety are improved.

The utility model belongs to the technical field of automobile lighting, and particularly relates to a follow-up adjusting automobile lighting lamp structure which comprises a fixing seat, a mounting shell, a driving motor, a transmission mechanism, a lighting device, a gyroscope and a control circuit. The fixing base is used for being fixedly installed in an automobile lampshade, an installation position is arranged on the fixing base, and the installation shell is rotationally connected with the installation position. The lighting device is arranged in the mounting shell; the driving motor is connected with the transmission mechanism; the driving motor and the transmission mechanism are respectively connected with the fixed seat and the mounting shell; the gyroscope is independent of the mounting shell and used for being fixedly arranged in the fixing base or the lampshade. The control circuit is electrically connected with the gyroscope and the driving motor, the gyroscope is used for sensing the turning direction of the vehicle head and feeding back a signal to the control circuit, and the control circuit controls the driving motor and pushes the mounting shell to rotate through the transmission mechanism, so that the lighting device rotates along with the driving motor.

The invention provides a subarea illumination control method and system for a subway station, and relates to the technical field of subway illumination, and the method comprises the steps: carrying out the calculation according to three-dimensional building model data, functional area division data and passenger flow data, and obtaining illumination demand data; simulating the original lamp arrangement scheme, the three-dimensional building model data and the illumination demand data to obtain initial illumination intensity distribution data; processing the initial illumination intensity distribution data to obtain an illumination intensity superposition matrix; adjusting according to the optical characteristic data and the passenger flow data to obtain illumination adjustment data of the reflection area; processing according to the illumination adjustment data, the illumination intensity superposition matrix and the illumination demand data to obtain a regional optical interaction matrix; and obtaining a real-time control strategy according to the regional optical interaction matrix. According to the method, the illumination requirements and actual illumination distribution of all the areas are dynamically analyzed, and the problems that due to a complex building structure, light is not uniform, and the local part is too bright or too dark are solved.

The invention provides an automobile running water projection lamp, and belongs to the technical field of automobile lighting. Comprising a lampshade, a lens is installed at one end of the lampshade, a PCB is installed in the end, away from the lens, of the lampshade, a light emitting source is electrically connected to the PCB, a plurality of imaging assemblies are installed in the end, close to the lens, of the lampshade through a rotary support assembly, and a pushing assembly is installed in the right side of the lampshade. The rotating support assembly and the pushing assembly are arranged, the multiple imaging assemblies are installed on the rotating support assembly, when the pushing assembly extends, the disc and the imaging assemblies are driven to move leftwards and rotate, then the pushing assembly contracts, and the disc and the imaging assemblies are driven to move rightwards to make contact with a sealing gasket at a light emitting source through restoring force of a spring; light leakage is avoided, bad conditions such as material aging are avoided, patterns can be changed circularly, the whole automobile projection lamp does not need to be disassembled, and the using effect is better.

The utility model provides a vehicle lamp module and a vehicle lamp, and relates to the technical field of vehicle lighting, the vehicle lamp module comprises a lighting module, the lighting module comprises a light source, a reflecting element and a lens, the reflecting element and the lens are sequentially arranged along a light path, light emitted by the light source can enter the lens after being reflected by the reflecting element, and the reflecting element is provided with a plurality of reflecting surfaces corresponding to the light source. Light emitted by the light source is reflected by the multiple reflecting surfaces and then emitted by the lens to form multiple light type units with first boundaries, the multiple light type units are combined to jointly form an illumination light type of the illumination module so as to achieve illumination of the automobile lamp, and the reflecting surfaces are provided with side edges used for forming the first boundaries of the light type units. According to the principle that the pixel boundaries correspond to the reflecting surface boundaries, the side edges of the multiple reflecting surfaces are arranged to be of the fluctuating structures, so that the multiple first boundaries in the illumination light pattern can be flush, the illumination light pattern with good brightness and the flat boundaries is formed, the illumination effect of the vehicle lamp is good, and the driving safety of the vehicle is guaranteed.

The invention belongs to the technical field of road tunnel illumination, and particularly relates to a control method and system for adjusting road tunnel illumination based on dynamic traffic, which comprises the following steps: firstly, acquiring vehicle information through a high-definition camera array, a microwave radar detector and an illumination intensity sensor in a multi-source manner, then preprocessing the multi-source data, and applying an algorithm to adjust the illumination of a road tunnel; traffic flow statistics and trend prediction, vehicle driving state analysis and vehicle type accurate classification statistics are realized; based on this, the traffic flow is counted and predicted in real time through the dynamic traffic information acquisition and analysis module, the illumination brightness reference value is set and corrected based on the traffic flow by combining the multi-dimensional illumination parameter intelligent decision module, and then the illumination execution and dynamic adjustment module accurately executes the brightness instruction. The method has the advantages that the illumination brightness is dynamically matched with the traffic flow, the traffic safety requirement during high traffic flow is met, and energy waste during low traffic flow is avoided.