172 results about "Light driven" patented technology

The invention relates to a light driving control system and method based on a 48V system and electronic equipment, and relates to the field of vehicle control. The system comprises a power supply module, an information acquisition module, a central processing module, a communication module and an execution module, the power supply module is used for reducing 48V voltage input by a whole vehicle to obtain preset voltage, and the information acquisition module is used for receiving a light control instruction of the whole vehicle and acquiring a working state of a lamp; the central processing module processes collected data and issues an instruction to the execution module, the communication module achieves information interaction with the whole vehicle and the load lamp, and the execution module provides power supply and drive control for the external load lamp. The system can solve the challenges of a traditional 12V system in the aspects of power output, energy loss, line load and the like, reduces the current intensity, line loss and heat productivity through a 48V system, prolongs the service life of a lamp and a controller, improves the autonomous controllability and the supply chain stability through a domestic chip scheme, and reduces the system cost.

The invention relates to the technical field of water equipment, and discloses a CD-ROM floating pleasure boat and a control method. The power driving system comprises a power piece and paddles, the power piece is installed at the tail of the ship body through a fixing structure, the power driving system is rotationally connected with the fixing structure, and the paddles are installed on the power piece and configured to drive the power piece to rotate when the power piece is in an illumination state. The power piece drives the paddles to rotate to drive the ship body to move; establishing a light-heat-force-motion coupling model of the power driving system; determining a mapping relation between the illumination intensity and the motion state of the ship body through a coupling model; the control over the motion state of the ship body is achieved by adjusting the illumination intensity acting on the power driving system. The technical bottlenecks that a traditional CD-ROM device needs to be externally connected with a power source and a controller, the structure is complex, and adaptability is poor are solved.

The invention discloses a condensation brine desalination system for a greenhouse. The condensation brine desalination system comprises a condensation system, a heat storage system, a heat supply system, a power supply system, a water supplementing system and the greenhouse. When the system works, the compound paraboloid condenser gathers sunlight, then the sunlight is transmitted in a wave band mode through the frequency division glass, low-wave-band light drives photovoltaic power generation, and high-wave-band light is used for saline water interface evaporation; water vapor generated in the salt water desalination process is condensed by the condensing device to generate fresh water, and then the fresh water is introduced into the greenhouse, so that proper humidity and temperature in the greenhouse can be maintained while the fresh water required by irrigation is obtained; the condensation device recovers condensation heat, the condensation heat is stored through the heat storage system, and heat is supplied to the greenhouse through the buried pipe when the temperature is low at night. When sunlight is insufficient, the storage battery supplies power to the LED lamp in a light supplementing mode, and photosynthesis of plants is guaranteed. The system is suitable for regions lacking fresh water resources but sufficient in saline water and brackish water, and has the characteristics of self-sufficiency, high scale adaptability, low energy consumption and the like.

A bidirectional colorful light triggered by power-line pulse signals connected in series and parallel includes a bidirectional luminous light string triggered by power-line pulse signals, a first controllable switch, a second controllable switch, a third controllable switch, and a fourth controllable switch. The bidirectional luminous light string triggered by power-line pulse signals comprises a plurality of bidirectional light sources, which comprises a light module triggered by power-line pulse signals and a reverse light module. The light module triggered by power-line pulse signals comprises an LED colorful light group and an LED driver that drives the LED colorful light group based on power-line pulse signals loaded on power lines of the bidirectional luminous light string triggered by power-line pulse signals. This invention achieves a bidirectional colorful light driven by power-line pulse signals through the control of the second and fourth controllable switches, simplifying the control circuit.

The utility model belongs to data storage technical field especially, it is a kind of extensible blue light disc library, it includes base, this disc library still includes: first electric push rod, it is set to four, four first electric push rod bottom end are fixedly installed in the top of base;Pressing plate, the bottom of pressing plate is fixedly installed with the output shaft of four first electric push rod respectively;Optical drive warehouse body, it is set to multiple, multiple optical drive warehouse body is all set in the top of base, and multiple optical drive warehouse body is sequentially stacked from below to above;Supporting assembly, it is set to four, supporting assembly is set on base, and supporting assembly is used to brake and move base, the utility model discloses by setting multiple optical drive warehouse body as detachable split type structure, high expandability, improve use convenience and applicability, while separate optical drive warehouse body is easy to disassemble, to make subsequent maintenance convenient, it is easy to operate, and practicality is strong.

The present invention relates to the field of aerostat technology, resolving the technical issues of traditional optical drive control design methods, which have significant limitations on their scope of application. In particular, the invention relates to a control method for an aerostat and an autonomously moving aerostat. The control method includes filling an independent air chamber with a low-density gas, causing the aerostat to float autonomously in the air; establishing a control equation for controlling the autonomous motion of the aerostat by controlling light intensity; placing the aerostat floating in the air within an illuminated area; and autonomously controlling the aerostat to advance in a predetermined direction based on the control equation. The present invention utilizes the deformation properties of liquid crystal elastomers to simplify the optical drive control system, thereby achieving a lightweight aerostat without the need for fuel or a controller. The aerostat can utilize photothermal energy to achieve long-term autonomous flight, adapting to complex and diverse application scenarios.

The invention provides a CD-ROM integrated light-emitting device detection device and a detection method thereof.The CD-ROM integrated light-emitting device comprises a carrier plate, an LED chip, a driving chip and a plurality of pins, the detection device comprises a workbench, a visual mechanism, a probe mechanism and an integrating sphere, the workbench comprises a transparent bearing plate, and when the CD-ROM integrated light-emitting device is borne on the transparent bearing plate, the LED chip is driven by the probe mechanism to rotate; the LED chip is positioned on one side, close to the transparent bearing plate, of the carrier plate; the visual mechanism is arranged above the transparent bearing plate and is used for acquiring image information; the probe mechanism is used for electrically connecting a probe with a pin in the CD-ROM integrated light-emitting device according to the image information so as to carry out an electrical test on the CD-ROM integrated light-emitting device; the integrating sphere is arranged below the transparent bearing plate and used for receiving emergent light of the LED chip so as to carry out optical testing on the CD-ROM integrated light-emitting device, and the detection equipment and the detection method of the CD-ROM integrated light-emitting device have the advantage of being high in photoelectric testing efficiency.

The present application discloses a driving method of a display device and a display device. The display device includes multiple scan lines, multiple data lines, and multiple LED lights driven by the multiple scan lines and multiple data lines. The multiple LED lights are arranged in multiple rows and columns. An anode of each LED is connected to the respective scan line. A cathode of each LED is connected to the respective data line. The driving method includes: obtaining a compensated display grayscale corresponding to an LED in an instant row based on a display grayscale of an LED in the previous row, a display grayscale of the LED in the instant row, and a display grayscale compensation table; obtaining corresponding driving parameters according to the compensated display grayscale corresponding to the LED in the instant row; and controlling the LED in the instant row to display according to the driving parameters.

The application discloses a method for directly decomposing magnesium-based hydride by light driving. The method is realized by a photolysis device, and the photolysis device comprises a reaction container, a light source, a buffer container and a water container. The light source is arranged on the oblique upper side of the reaction container, so that the magnesium-based hydride in the reaction container is decomposed and releases hydrogen under the irradiation of the light source. A hydrogen outlet is arranged on one side of the reaction container. One end of the buffer container filled with water is connected with the hydrogen outlet, and the other end is connected with the water container. The generated hydrogen amount is calculated through the water container. The method specifically comprises the following steps: after solid-phase ball milling treatment of the magnesium-based hydride, the ball-milled magnesium-based hydride is loaded in the reaction container of the photolysis device, and reacts under the irradiation of the light source of the photolysis device to directly decompose and obtain hydrogen. The method has the advantages of higher hydrogen production, greenness and controllable reaction.

The application provides a disc-based multi-staining biochip detection method based on nanoparticle disturbance laser signal, which comprises the following steps: S1, determining staining substances of various to-be-detected organisms according to the concentration detection range of various to-be-detected organism solutions; S2, preparing a staining organism array of various to-be-detected organism solutions on a disc base to obtain a disc-based staining biochip; S3, scanning the disc-based staining biochip based on a blue light drive; and S4, analyzing the BIS error number at each logical position in the scanning result, and determining the concentration of the to-be-detected organism solution according to the BIS error number size. The application can realize the simultaneous detection of the concentrations of various organism solutions, and improves the detection efficiency.

The utility model belongs to the field of ocean engineering technology, concretely relates to a light drive offshore oil spill recovery device, including the float seat, the float seat is opened with the water inlet and the water outlet, the float seat bottom both sides symmetry are provided with the propeller, the float seat inside is provided with the collection mechanism, the float seat top fixed setting has the photovoltaic board mounting seat, the photovoltaic board mounting seat is installed with photovoltaic board and battery, the collection mechanism includes the oil collecting tank, the oil collecting tank is communicated with the oil-water separator through electric oil pump, the oil-water separator fixed mounting is in the float seat inside, is connected with the water outlet pipe and the oil outlet pipe, the water outlet pipe is communicated with the water outlet through the water pump, the utility model discloses adopt photovoltaic board as the main energy source, combines the battery system, provides the sustained stable electric power support for the whole device. This design reduces the dependence on traditional diesel generator or shore power supply, solves the energy supply problem when far away from the coast operation.

The invention discloses a preparation method of a melon-phase single crystal carbon nitride photocatalyst for visible light driven full water decomposition, and belongs to the technical field of photocatalytic material preparation. The preparation method comprises the following steps: firstly preparing prepolymerized melon phase carbon nitride, then reacting the prepolymerized melon phase carbon nitride with ternary eutectic point molten salt to synthesize partially deaminated melon phase carbon nitride, and then carrying out heat treatment on the partially deaminated melon phase carbon nitride under a vacuum condition, thereby synthesizing the single crystal melon with a triclinic crystal phase for the first time. The process is simple, the cost is low, the material is non-toxic and harmless, the actual production requirement is met, the obtained melon-phase single crystal carbon nitride can prolong the exciton diffusion length by means of high crystallinity, it can be ensured that the charge migration distance is smaller than the exciton diffusion length, and therefore bulk phase recombination is effectively inhibited, and therefore the melon-phase single crystal carbon nitride is used for visible light driven photocatalytic full decomposition of water for hydrogen production, and the hydrogen production efficiency is improved. The efficiency can be improved by nearly two orders of magnitude, and the method has great application potential.

1. Name of the product in this design: External optical drive (with mobile phone stand). 2. Purpose of this design: As an external optical drive for computers that requires no installation tools, it is used for reading optical discs, reading SD cards and CF cards, and expanding USB interfaces. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

This utility model discloses a mounting bracket for computer optical drives. It integrates an elastic limiting structure within its main body. After the optical drive is inserted into the tray, the elastic element, limiting part, and blocking part work together to automatically complete elastic deformation and reset locking, achieving a screwless locking effect for the optical drive. Disassembly only requires applying force to the exposed force-applying part, causing the elastic element to deform and thus disengaging the limiting part and blocking part, allowing the optical drive to be pulled out. Compared to traditional methods, this utility model completely eliminates the need for external tools such as screwdrivers and the alignment of screw holes during assembly and disassembly, significantly shortening installation time, solving the problem of screw hole wear, and significantly improving the efficiency of optical drive assembly and disassembly and the lifespan of components.

The utility model relates to plug protection technical field discloses a kind of plug protection circuit and plug, comprising: temperature monitoring circuit, for monitoring the target temperature of plug connection power supply line, temperature control signal is exported based on target temperature;Control chip, and the output end of temperature monitoring circuit is connected, for according to the temperature control signal input of temperature monitoring circuit control switch switching circuit work;Switch switching circuit, and the output end of control chip is connected, when control chip receives temperature control signal, control chip exports enable signal to switch switching circuit, to disconnect by switch switching circuit control plug connection power supply line;Indicator light drive circuit, and the output end of temperature monitoring circuit is connected, including light emitting device, for according to the temperature control signal input of temperature monitoring circuit control light emitting device work, the utility model can directly prompt user the temperature state of power supply line, and the safety of circuit and the convenience of user use are enhanced.

The utility model discloses a fan and illumination low-voltage double-control drive circuit and a ceiling fan lamp, which comprise a power supply modulation module, a voltage transformation module, a fan motor assembly, a fan drive module, an illumination assembly, an illumination drive module, a control module and a control assembly, and the input end of the voltage transformation module is connected with the output end of the power supply modulation module; the voltage transformation module modulates the voltage of the power supply to be smaller than 36 V and outputs the voltage, the fan motor assembly and the fan driving module are connected to form a fan driving branch, the output end of the voltage transformation module supplies power to the fan motor assembly, the lighting assembly and the lighting driving module are connected to form a lighting driving branch, and the output end of the voltage transformation module supplies power to the lighting assembly. The control module is connected with the control assembly, the controlled end of the fan driving module and the controlled end of the lighting driving module so as to control at least one of the fan motor assembly and the lighting assembly to operate according to the control instruction. The design is simple and compact in structure and safe and reliable to use.

The application discloses a drive mechanism of an optical disc machine and an optical pickup assembly thereof, which is connected between a screw rod of a stepping motor and the optical pickup assembly, and enables the optical pickup assembly to move back and forth along the axial direction of main guide rods and vice guide rods. The drive mechanism comprises a special-shaped bearing connecting piece and a spring. The bearing connecting piece is provided with oblique teeth which are engaged with the screw rod. The spring is arranged at the back of the oblique teeth, so that the oblique teeth are always engaged with the screw rod. The bearing connecting piece is more stable and reliable when being driven by the oblique teeth and the screw rod. In combination with the pre-pressing force of the elastic element, the reliable and stable tracking movement of the optical pickup assembly is effectively ensured. The structure is reasonable and simple, the installation and operation are convenient, and the maintenance cost after sale is remarkably reduced. The scheme is practical and effective, and especially applied to the core of the optical disc machine (commonly known as the optical drive) configured by the traditional desktop computer, so that good profit value can be realized.

This application relates to the field of semiconductor lighting driving control technology, and discloses a method for compensating for the luminous stability of a copper wire lamp under low-temperature conditions. This method injects a diagnostic current into the copper wire lamp during the turn-off time slot of a single-cycle driving sequence to obtain the transient voltage decay sequence of the light-emitting device. Based on this sequence, it decouples and calculates the equivalent ambient temperature and the mechanical stress deviation caused by the cold shrinkage of the packaging material. When the mechanical stress deviation exceeds a safety threshold, it calculates the corresponding active heat injection waveform parameters. Based on these parameters, it performs charge equivalence conversion, corrects the loss in the steady-state luminous time of the current cycle, and reconstructs and outputs a composite driving waveform including the heat injection and steady-state luminous stages. This invention improves the structural reliability and luminous stability of the device without adding external sensors by detecting and utilizing Joule heating to release low-temperature mechanical compressive stress through electrical signal quantization and Joule heating.

The invention relates to the technical field of intelligent security and protection monitoring, in particular to an intelligent prevention and control system and method for an on-duty perimeter electronic sentry based on AI vision, and the system comprises a full-dimensional sensing module which collects visible light, thermal imaging video streams and radar detection data of a perimeter area; the intelligent analysis module is used for carrying out behavior feature extraction on the video stream based on a deep learning model and generating a three-dimensional track vector of an intrusion target; the comprehensive management and control module maps the real-time track of the invasion target to a virtual electronic defense area for visual presentation; and the linkage processing module is used for scheduling the sound optical driver isolation equipment and the unmanned aerial vehicle countering unit according to the threat level logic resolving result. According to the invention, by fusing AI vision and a multi-dimensional perception technology, accurate identification and all-weather automatic tracking of perimeter intrusion behaviors are realized, the problems of dependence on manpower, existence of blind areas and response lag in traditional security and protection are solved, and the three-dimensional prevention and control level and emergency response speed of an on-duty area are greatly improved.

The invention belongs to the technical field of photocatalytic materials, and particularly relates to a method based on one-step in-situ synthesis of a copper cyanophenylacetylene / copper phenylacetylene (CN-PhCCu / PhCCu) homogeneous heterojunction composite photocatalyst and application. The homogeneous heterojunction composite photocatalyst with a compact interface structure is synthesized in situ in one step under a mild condition by regulating and controlling the ratio of copper cyanophenylacetylene (CN-PhCCu) to copper phenylacetylene (PhCCu). The heterojunction can effectively promote exciton dissociation and photo-induced electron delocalization, remarkably inhibit charge recombination and improve the utilization efficiency of visible light. Experiments show that the composite photocatalyst shows excellent degradation performance on various water pollutants such as diclofenac (DCF) under irradiation of visible light, and has the advantages of high degradation efficiency, wide pH application range, strong coexisting ion interference resistance and the like. The method disclosed by the invention is simple in process and mild in condition, and provides a new material and technical support for efficient visible light driven water body pollution control.

The invention belongs to the technical field of food packaging materials and bacteriostatic packaging films, and discloses an active packaging film capable of generating singlet oxygen bacteriostasis based on light driving, a preparation method and application of the active packaging film in fresh keeping of fruits, vegetables and edible mushrooms, and the active packaging film comprises the following steps: S1, obtaining a chitosan film solution A for later use; s2, obtaining a polyvinyl alcohol membrane solution B for later use; s3, obtaining a polyvinyl alcohol / chitosan composite membrane solution D based on food-grade nano silicon dioxide loaded sodium copper chlorophyllin; s4, preparing the bacteriostatic active packaging film, and using the bacteriostatic active packaging film in combination with blue-violet light. The antibacterial film disclosed by the invention has the advantages of high barrier property, ultraviolet-resistant optical property, strong and flexible mechanical property, good thermal stability, biodegradability and antibacterial property of CD-ROM movable product singlet oxygen (1O2). The packaging film can be used as a bio-based active package, can reduce the environmental pollution of a traditional petroleum-based packaging film, can prolong the shelf life of fruits, vegetables and edible mushrooms, and has the dual effects of environmental protection, bacteriostasis and preservation.

The application discloses a remote light-driven micro-soft robot and a manufacturing and operation method thereof, and can be applied to non-structural operation environments such as environment monitoring, debris search and rescue, medical diagnosis and military investigation. The micro-soft robot mainly comprises micro-nano column support legs; the movement of the micro-soft robot is determined by the micro-nano column support legs and the interaction between the micro-nano column support legs and the environment; under the irradiation of infrared light with a certain frequency, the silicon rubber driving part doped with an infrared absorption material responds to external infrared light stimulation, converts the external infrared light stimulation into heat, and promotes the silicon rubber to expand and contract, so as to provide driving force for the soft robot. The micro-soft robot has simple structure and is not limited by traditional mechanical structures, and can realize safe, effective and stable movement under remote light driving.

The application discloses a light-driven film capable of deforming in response to light, a preparation method of the light-driven film and application of the light-driven film in a biomimetic driver and a photoelectric conversion friction nanogenerator, and belongs to the technical field of flexible driver materials. The preparation method comprises the following steps: (1) preparing a black pigment solution; (2) preparing a Nafion-black pigment solution; (3) preparing a Nafion-black pigment film; and (4) preparing a Nafion / black pigment / polyethylene light-driven film. The light-driven film is made of Nafion / black pigment / polyethylene materials, when light irradiation occurs, the Nafion / black pigment / polyethylene materials are automatically opened in response to light, and with the increase of light intensity, the opening angle of the Nafion / black pigment / polyethylene materials is increased. When there is no light irradiation, the Nafion / black pigment / polyethylene materials are automatically closed and restored to the state before light irradiation, so that the purpose of remotely controlling the driver by using a light source is achieved, and the light-driven film has the advantages of simple structure and convenient driving.

1. Name of the product in this design: External optical drive. 2. Application of this design: This design is intended for use in optical drives. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention discloses a portable photoelectrochemical paper chip sensing system driven by natural light and a construction method of the portable photoelectrochemical paper chip sensing system, and belongs to the technical field of photoelectrochemical sensing. According to the invention, the integrated portable photoelectrochemical sensing paper chip with a self-correction function and the handheld multimeter are integrated, and by means of the exquisite design of the paper chip and the construction of the high-performance composite photoelectrode, natural light is used as an excitation light source, and the handheld multimeter is used for directly reading a photocurrent signal to detect a target object; therefore, the serious dependence of the traditional photoelectrochemical sensing on an expensive and heavy artificial light source and an electrochemical workstation is eliminated, and the conversion of the photoelectrochemical sensing technology from a laboratory technical prototype to a practical application product is facilitated.