52results about How to "Solve light pollution" patented technology

A preparing process of an antifouling soft-light marble tile is disclosed and belongs to the technical field of tile preparation. The process is characterized in that the process includes steps of 1) preparing a green body, 2) applying ground coat, 3) performing ink-jet printing of marble pattern overglaze, 4) firing and 5) soft polishing; a green body material used in the green body preparing step includes, by weight, 30-35 parts of feldspar, 3-5 parts of crystal frit, 10-15 parts of pyrophyllite, 25-35 parts of white clay and 15-20 parts of high-aluminum rock; and a glaze material used in the overglaze includes, by weight, 25-30 parts of feldspar, 15-20 parts of crystal frit, 3-5 parts of corundum, 7-10 parts of kaolin, 8-10 parts of zinc oxide, 8-11 parts of wollastonite, 1-3 parts of barium oxide and 10-15 parts of quartz. The simulation degree between the tile and natural marble in the aspects of visual inspection and touch senses is high. The fouling resistance, wear resistance, coloring effects, crack resistance, and the like of the tile are superior to those of the natural marble.

The invention relates to an anti-fouling soft light overglaze of a marble tile and belongs to the technical field of tile preparation. The overglaze is characterized by comprising the following ingredients in parts by weight: 25-30 parts of feldspar, 15-20 parts of sparkling clinker, 3-5 parts of corundum, 7-10 parts of kaoline, 8-10 parts of zinc oxide, 8-11 parts of wollastonite, 1-3 parts of barium oxide and 10-15 parts of quartz. The glaze has high rigidity and presents a soft light effect naturally after firing; the surface roughness of the glaze is also like a touch sense of natural marble; and the fired glaze naturally presents the soft light effect and the touch sense of the marble, presents a highly simulated vision and a touch sense of the polished marble after soft polishing and shows better pollution emission performance.

The invention discloses a photovoltaic panel array capable of realizing wind power generation. The photovoltaic panel array comprises a flat panel and a generator, wherein a plurality of sliding rails which form into a polygonal shape in a surrounding manner are arranged on the upper panel surface of the flat panel; sliding blocks are arranged in the respective sliding rails; a first photovoltaic panel is arranged on each sliding block; one edges of the first photovoltaic panels are hinged on the corresponding sliding blocks in a way of parallel to the sliding rails so as to control the positions of the first photovoltaic panels; the panel surface of each first photovoltaic panel is connected with the corresponding sliding block through a telescopic rod which is telescopic in a vertical plane so as to control the elevation of the first photovoltaic panel; a rotor of the generator is connected with the lower panel surface of the flat panel; and the rotor and the first photovoltaic panels are driven by wind together. The photovoltaic panel array capable of realizing wind power generation provided by the invention can realize power generation by light power in a sufficient sunlight condition, as well as can realize power generation by wind power in cloudy and rainy and high-wind days, so that diversified energy utilization, and more energy-saving and environment protection effects are achieved.

The invention discloses an electrochromic glass dimming window assembly. The electrochromic glass dimming window assembly includes electrochromic glass, the electrochromic glass comprises first tempered glass, a first transparent conducting layer arranged on the first toughened glass, a first tungsten trioxide electrochromic layer arranged on the first transparent conducting layer, an electrolytelayer arranged on the first tungsten trioxide electrochromic layer, a second tungsten trioxide electrochromic layer arranged on the electrolyte layer, a second transparent conducting layer arranged onthe second tungsten trioxide electrochromic layer, and a second tempered glass layer arranged on the second transparent conducting layer. By adoption of the structure, light and temperature can be adjusted according to the magnitude of current, so that indoor light is soft, comfortable and pleasant, and the light-transmitting effect is not lost; a large amount of energy which has to be consumed when buildings like office buildings and residential buildings keep cool in summer and keep warm in winter is reduced, meanwhile, the purposes of improving the natural illumination degree and preventing peeping are achieved, and the problem of urban light pollution which is worsened constantly in modern times is solved.

The invention discloses a perforated aluminum plate curtain wall of an external wall, relating to the technical field of building energy saving. The perforated aluminum plate curtain wall of the external wall comprises a keel, a glass curtain wall, a main beam, a steel framework and a perforated aluminum plate curtain wall body, wherein the outer side of the glass curtain wall is provided with the perforated aluminum plate curtain wall body; the glass curtain wall is arranged on the keel; the perforated aluminum plate curtain wall body is arranged on the steel framework; the perforated aluminum plate curtain wall body is formed by splicing a plurality of perforated aluminum plates; and the keel is connected with the steel framework through the main beam. The perforated aluminum plate curtain wall of the external wall not only has favorable sun shading and decorating functions, but also solves the problem of light pollution caused by the glass curtain wall and achieves the energy-saving and environment-friendly effects, and the construction method is suitable for installation and construction of the perforated aluminum plate curtain wall of the external wall and is particularly suitable for the construction of double-layer curtain wall constructional engineering with a high energy-saving requirement and a patterned perforated aluminum plate curtain wall.

The invention relates to a fixed-point reflective sun tracking system, and belongs to the technical field of environmental protection and energy conservation. The fixed-point reflective sun tracking system comprises a plane mirror matrix composed of a plurality of plane mirrors, and the back of each plane mirror is provided with a heating film capable of heating the corresponding plane mirror independently. The plane mirror matrix is connected with a driving device, and the driving device is connected with a controller. The controller enables all the plane mirrors in the plane mirror matrix to move horizontally in the same plane through the driving device so as to enable the plane mirror matrix to form any plane figure according to the area required to receive irradiation of sunlight. The fixed-point reflective sun tracking system further comprises a sensor enabling the fixed-point reflective sun tracking system to follow the sun. The system enables a place which cannot receive sunlight for a long time to be irradiated by sufficient sunlight on fine days. The fixed-point reflective sun tracking system has the advantages of being high in sunlight reflectivity, low in carbon, environmentally friendly, convenient to maintain and use and suitable for being used in ordinary families, and integrates environmental protection, safety and health.

The invention discloses a La<3+>-doped TiO2 electrochromic thin film and a preparation method thereof. The thin film is prepared from anhydrous ethanol, tetrabutyl titanate, acetic acid, deionized water, nitric acid and La2O3 as raw materials. The TiO2 thin film is doped with the La<3+>. ITO glass with the La<3+>-doped TiO2 electrochromic thin film is 70-80% in transmittance within a visible light range, and has the performance of reversible color change between coloring and discoloring under the external pressure of + / - 2V.

The invention discloses a fabric texture matt glaze, a matt frit, a ceramic tile, application and a preparation method; the matt frit is correspondingly used in the fabric texture matt glaze and the ceramic tile and comprises the following raw materials: ultra-white potassium feldspar, ultra-white albite, ultra-white kaolin powder, quartz powder, aluminum oxide, calcite, calcined talc, barium carbonate, zinc oxide, zircon sand, calcium fluoride and boric acid. The fabric texture matt glaze uses the matt frit according to the formula comprising the ultra-white albite, ultra-white potassium feldspar, ultra-white kaolin, quartz powder, calcined kaolin, aluminum oxide, calcite, calcined talc, barium carbonate, calcined zinc oxide, calcium fluoride and calcium phosphate. The preparation method is used for correspondingly preparing the matt glaze with the fabric texture and the matt frit. According to the scheme, the matte frit of the matt glaze with the fabric texture can separate out low-gloss crystals with diffuse reflection, so that the tile surface has low light and the fabric texture, and the problem of light pollution caused by over-high gloss of a tile body in the prior art is solved.

The invention relates to the technical field of intelligent switch control, in particular to a device for equipment control through short-term power-off and a use method of the device. A main circuitpower supply of the device is connected with a control switch module through a circuit. The control switch module is connected with a voltage applying module and a DC5V voltage-stabilizing power supply module through a circuit. The voltage applying module and the DC5V voltage-stabilizing power supply module are connected with an MCU. The MCU is connected with a communication module and a relay control module. The control switch module is connected with a relay through a cable. The device and method have the advantages that the process of upgrading a traditional control scene to an intelligentcontrol scene is simplified and quickened and facilitated, a special control switch is a mechanical switch, the switch internal resistance is small, the control switch is small in size, the device andconstruction cost for intelligent control transforming is greatly reduced, and the device can be suitable for all types of lamps on the market when applied to the illumination control scene.

The invention discloses a photovoltaic panel array capable of realizing wind power generation. The photovoltaic panel array comprises a flat panel and a generator, wherein a plurality of sliding rails which form into a polygonal shape in a surrounding manner are arranged on the upper panel surface of the flat panel; sliding blocks are arranged in the respective sliding rails; a first photovoltaic panel is arranged on each sliding block; one edges of the first photovoltaic panels are hinged on the corresponding sliding blocks in a way of parallel to the sliding rails so as to control the positions of the first photovoltaic panels; the panel surface of each first photovoltaic panel is connected with the corresponding sliding block through a telescopic rod which is telescopic in a vertical plane so as to control the elevation of the first photovoltaic panel; a rotor of the generator is connected with the lower panel surface of the flat panel; and the rotor and the first photovoltaic panels are driven by wind together. The photovoltaic panel array capable of realizing wind power generation provided by the invention can realize power generation by light power in a sufficient sunlight condition, as well as can realize power generation by wind power in cloudy and rainy and high-wind days, so that diversified energy utilization, and more energy-saving and environment protection effects are achieved.

The invention discloses a guardrail anti-collision device with overspeed warning and lighting, which includes: a host computer and several lower computers; the host computer includes: an upper-level microprocessor, and an upper-level lighting module respectively connected with the upper-level microprocessor, Upper-level power supply module, upper-level speed measurement module, upper-level communication module and upper-level optical sensor; the lower computer includes: a secondary microprocessor, and a secondary lighting module, a secondary power supply module, and a secondary A communication module and a secondary optical sensor; the upper communication module of the upper computer is wirelessly connected with the secondary communication module of the lower computer, and the secondary communication modules of the lower computer are connected wirelessly. The present invention can not only solve the lighting problem of the curve, but also solve the problem of light pollution on the road surface of the viaduct; the present invention has an overspeed warning function, prompting the driver to reduce the speed to pass safely; car accident.

The invention discloses a nano-metal thermal insulation film with low light reflectance and low light transmittance and a preparation method thereof. The pretreated base film, nickel-chromium layer, installation adhesive layer and release film, the visible light transmittance of the nickel-chromium layer is 30% to 60%, and the UV-curable coating includes nano-inorganic pigment slurry, UV-curable resin, photosensitive agent, leveling agent and solvent, the nano-inorganic pigment slurry at least includes carbon black slurry and silicon nitride titanium slurry, and the installation glue layer is formed by coating the installation glue coating, and the installation glue coating includes carbon black slurry, ultraviolet absorber , pressure sensitive adhesives and solvents. In the present invention, the nano-carbon black and nano-silicon-titanium nitride in the anti-scratch layer, the nickel-chromium layer and the nano-carbon black in the installation glue layer jointly realize the heat-insulating film with low visible light transmittance, which not only ensures the weather resistance of the heat-insulating film Stability, and completely solve the light pollution problem of the low-transmittance metal film, that is, the internal and external reflectance of the heat-insulating film is less than 10%.

The invention discloses a preparation method of nano TiO2 in-situ hybridization antibacterial waterproof coating treatment agent. The preparation method comprises the following steps: hydrolyzing titanate in a mixed solvent of alcohol and water to prepare nano TiO2 sol by adopting acid as a catalyst; slowly dropwise adding the prepared nano TiO2 sol into an alcohol solution of a silane coupling agent, after the nano TiO2 sol is completely added, reacting for 0.5 to 3 hours at the temperature of 60 to 80 DEG C, cooling, and obtaining the nano TiO2 hybridized antibacterial waterproof coating treatment agent. The preparation method is simple and easy, the prepared nano TiO2 hybridization antibacterial waterproof coating treatment agent is good in storage stability, transparent, free from layering, good in permeability and capable of being used as a coating treatment agent for materials such as fabrics, lumber, buildings and the like, has an anti-ultraviolet function, an anticorrosion function and excellent waterproof performance and does not influence the color and quality of the material.

The invention belongs to the technical field of finished product detection, and particularly relates to a digital television cathode ray tube screen display dead pixel detection method, which comprises a detection table and a display screen body, a protection hood is assembled on the upper surface of the detection table, and an automatic locking device is fixedly arranged on the outer wall of one side of the protection hood. A light-emitting assembly is arranged at the position, located in the movable shell, of one side of the upper surface of the detection table, an outer screen dead pixel detection assembly is fixedly arranged at the position, located in the movable shell, of the other side of the upper surface of the detection table, and a laser assembly is fixedly installed at one side of the top end in the fixed shell; and a dead pixel detection system is fixedly arranged in the control host. The method can be suitable for display screen bodies of different sizes, the positions of the pixel dead pixels can be stored, the other method for detecting the display screen dead pixels is further provided, the functions of equipment are increased, the detection area is comprehensive, the positions of outer screen black spots can be directly confirmed, the detection efficiency is high, the speed is high, and full intelligence is achieved.