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34results about How to "Improve the efficiency of absorbing solar energy" patented technology

Adjustable photovoltaic power station with easy movement

The invention discloses an adjustable photovoltaic power station with easy movement. The adjustable photovoltaic power station comprises a photovoltaic power station box body, support legs, a first motor, a bidirectional screw rod, wire rod sleeve tubes, first connecting rods, second connecting rods, a supporting rod, a mounting plate, a second motor, a threaded rod, an inner threaded sleeve tube, a solar panel, a pressing plate, a limit rod, a spring and a side plate. The adjustable photovoltaic power station is provided with the first motor, the bidirectional screw rod, the wire rod sleeve tubes, the first connecting rods and the second connecting rods, through the cooperation of the above components, rollers and the ground are in contact or separated, convenience is brought to the movement of the photovoltaic power station, the second motor, the threaded rod and the inner threaded sleeve tube are arranged, through the cooperation of the above components, the angle of the solar panel can be adjusted, the efficiency of absorbing solar energy is improved, and thus the efficiency of power generation is improved. The pressing plate, the spring and the limit rod are arranged, the longitudinal and vertical limitation of the solar panel can be carried out, the anti-destructive capability of a photovoltaic panel is improved, looseness is prevented, and the damage to the photovoltaic panel is reduced.
Owner:深圳市华帮国际商务服务有限公司

Preparation method for copper/cuprous oxide cladded paraffin microcapsule photothermal conversion phase-change energy-storage composite material

The invention discloses a preparation method for a copper/cuprous oxide cladded paraffin microcapsule photothermal conversion phase-change energy-storage composite material by a hydrothermal method, wherein the preparation method comprises the steps: mixing sliced paraffin and oil amine, and stirring evenly at the temperature of 65-85 DEG C to obtain a paraffin-oil amine mixture; dissolving a reducing agent glucose and a copper source in deionized water, and mixing evenly and dropwise adding into the paraffin-oil amine mixture, and under a condition of the temperature of 65-85 DEG C, stirringevenly to obtain a reaction mixture; and placing the obtained reaction mixture in a high pressure reaction kettle, carrying out a reaction for 6-24 h at the temperature of 120-150 DEG C, centrifugingthe obtained reaction liquid, washing with deionized water, drying for 12 h at the temperature of 50 DEG C, and thus obtaining copper/cuprous oxide cladded paraffin microcapsule photothermal conversion phase-change energy-storage microcapsules. The preparation method is simple and low in cost; paraffin is cladded by copper with high thermal conductivity coefficient and cuprous oxide with high light absorbability; the prepared microcapsules have a uniform particle size less than 3 microns, and have good thermal conductivity and excellent light absorbability.
Owner:ZHEJIANG UNIV OF TECH

Solar lamp capable of being cleaned easily

The invention relates to solar lamps, in particular to a solar lamp capable of being cleaned easily. The solar lamp capable of being cleaned easily comprises a lamp pole and a lamp body arranged on the lamp pole. The lamp body comprises a light-emitting mechanism and a cooling mechanism. The cooling mechanism comprises a solar cell cooling plate, an LED lamp cooling plate and a vertical water storage pipe. The solar cell cooling plate is fixed to the top of the vertical water storage pipe. The LED lamp cooling plate is located at the bottom of the vertical water storage pipe. The LED lamp cooling plate is provided with a water collecting notch. The water collecting notch is connected with a flow guide pipe and further communicates with the vertical water storage pipe through the flow guide pipe. A torsional spring is connected between the lamp body and the lamp pole. The lamp body is further connected with a balancing weight. The vertical water storage pipe is provided with a water storage part and a deflection part. The deflection part is located above the water storage part and communicates with the water storage part. When the water storage part is used for storing water, the center of gravity of the lamp body can be kept stable. When the deflection part is used for storing water, the center of gravity of the lamp body can deflect. The solar lamp capable of being cleaned automatically is provided.
Owner:重庆博钻太阳能灯具有限公司

Agricultural solar power generating vehicle

The invention relates to an agricultural solar power generating vehicle. The agricultural solar power generating vehicle comprises a frame and vehicle wheels; the frame is provided with a compartmentand a cab; the compartment comprises a compartment body, a rotating assembly and a cover plate; a storage battery, an inverter, a combiner box, a first motor, an electric telescopic rod and a photovoltaic plate assembly are arranged in the compartment body; and the rotating assembly comprises a second motor, a first chain wheel, a chain, a second chain wheel and a rotating shaft. According to theagricultural solar power generating vehicle, the photovoltaic plate assembly is fixedly connected with the electric telescopic rod, and when solar energy is weak, the electric telescopic rod drives the photovoltaic plate assembly to shrink into the compartment; when the solar energy is strong, the electric telescopic rod drives the photovoltaic plate assembly to stretch to the position above the compartment, so that the photovoltaic plate assembly makes full contact with the solar energy, and the power generating efficiency of the photovoltaic plate assembly is improved; and a rotating shaft is connected to the second chain wheel in a sleeved manner, the rotating shaft is rotated so that the cover plate can be closed for covering or opened, and after the cover plate is closed for covering,it can be avoided that parts in the compartment are collided by the outside and are damaged.
Owner:NINGBO SENDA ENVIRONMENTAL PROTECTION TECH DEV CO LTD

Solar energy absorption device and method

The invention discloses a solar energy absorption device and method and belongs to the field of solar energy utilization. The solar energy absorption device comprises a solar panel, a supporting body, a rotary support and a reflection plate. The supporting body comprises a stand column and a supporting plate. The supporting plate is connected with the top of the stand column, and the solar panel is arranged on the supporting plate. One end of the rotary support is connected with the stand column, and the other end of the rotary support is connected with the reflection plate. The rotary support rotates around the stand column. The invention further provides the method. The method comprises the steps that an hour angle is obtained; a solar declination angle is obtained; the solar altitude is calculated according to the obtained hour angle, the solar declination angle and the geographic latitude, and the pitching angle is adjusted through the reflection plate according to the solar altitude obtained through calculation; according to the obtained hour angle and the solar altitude, the rotation angle of a shadow is calculated so that the angle of the rotary support can be adjusted. According to the sunlight illumination direction, the reflection plate reflects sunlight to the solar panel, and the solar energy absorption efficiency of the solar panel is improved.
Owner:SMART CITIES SYST SERVICES PRC

Solar heating equipment

The invention relates to the technical field of solar heating equipment, and discloses solar heating equipment which comprises a box body. A supporting plate is fixedly installed in the center of thetop of the box body, transverse rods are fixedly installed on the two sides of the supporting plate, photo-thermal plates and photovoltaic plates are arranged on the left sides and the right sides ofthe transverse rods correspondingly, and cleaning plates are fixedly installed at the right ends of the transverse rods; and cleaning devices are arranged on the two sides of the outer walls of the cleaning plates. According to the solar heating equipment, by the arrangement of the cleaning devices, cleaning frames are pulled, cleaning rods drive cleaning bristles to clean the outer walls of the photovoltaic panels, dust and adhered leaves on the outer walls of the photovoltaic panels are swept down, the condition that the dust and the leaves are adhered to the wall surfaces of the photovoltaic panels for a long time, and consequently the solar heating efficiency is low is avoided; and the cleaning devices are simple in structure and convenient for household users to use, manual cleaning of the wall surface of the photovoltaic panel is avoided, the labor intensity of manual daily repair and maintenance is reduced, and the relatively high practicability is achieved.
Owner:中创杰能(济宁)科技发展有限公司

Photovoltaic power generation equipment with adjustable angles and flexible installation

The invention discloses photovoltaic power generation equipment with adjustable angles and flexible installation. The photovoltaic power generation equipment comprises a base, a push frame and a timing steering unit, wherein a storage battery and a rectifier are fixed to the right side of the left end of the base; the timing steering unit comprises a motor, an upper supporting plate, a rope winding wheel, a pull rope and a double-end rotating frame, the lower end of the upper supporting plate is fixed to the upper side of the right end of the base, the motor is fixed to the lower end of the left side of the upper supporting plate, and the output end of the motor penetrates through the upper supporting plate and is fixedly provided with the rope winding wheel. According to the photovoltaic power generation equipment with the adjustable angles and the flexible installation, firstly, the steering of the whole row of solar cell panels can be controlled by using one motor, so that the solar cell panels face the sun, the solar energy absorption efficiency is improved, the electric energy consumption can be reduced, and the photovoltaic power generation equipment can be conveniently installed and disassembled; and the solar cell panel is convenient to move before mounting and after dismounting, so that the mounting and dismounting efficiency is improved, and the labor intensity of workers is reduced.
Owner:温州黎肯电子商务股份有限公司

Easy to clean solar lamps

The invention relates to solar lamps, in particular to a solar lamp capable of being cleaned easily. The solar lamp capable of being cleaned easily comprises a lamp pole and a lamp body arranged on the lamp pole. The lamp body comprises a light-emitting mechanism and a cooling mechanism. The cooling mechanism comprises a solar cell cooling plate, an LED lamp cooling plate and a vertical water storage pipe. The solar cell cooling plate is fixed to the top of the vertical water storage pipe. The LED lamp cooling plate is located at the bottom of the vertical water storage pipe. The LED lamp cooling plate is provided with a water collecting notch. The water collecting notch is connected with a flow guide pipe and further communicates with the vertical water storage pipe through the flow guide pipe. A torsional spring is connected between the lamp body and the lamp pole. The lamp body is further connected with a balancing weight. The vertical water storage pipe is provided with a water storage part and a deflection part. The deflection part is located above the water storage part and communicates with the water storage part. When the water storage part is used for storing water, the center of gravity of the lamp body can be kept stable. When the deflection part is used for storing water, the center of gravity of the lamp body can deflect. The solar lamp capable of being cleaned automatically is provided.
Owner:重庆博钻太阳能灯具有限公司

Preparation method of a copper/cuprous oxide-coated paraffin microcapsule photothermal conversion phase change energy storage composite material

The invention discloses a preparation method for a copper / cuprous oxide cladded paraffin microcapsule photothermal conversion phase-change energy-storage composite material by a hydrothermal method, wherein the preparation method comprises the steps: mixing sliced paraffin and oil amine, and stirring evenly at the temperature of 65-85 DEG C to obtain a paraffin-oil amine mixture; dissolving a reducing agent glucose and a copper source in deionized water, and mixing evenly and dropwise adding into the paraffin-oil amine mixture, and under a condition of the temperature of 65-85 DEG C, stirringevenly to obtain a reaction mixture; and placing the obtained reaction mixture in a high pressure reaction kettle, carrying out a reaction for 6-24 h at the temperature of 120-150 DEG C, centrifugingthe obtained reaction liquid, washing with deionized water, drying for 12 h at the temperature of 50 DEG C, and thus obtaining copper / cuprous oxide cladded paraffin microcapsule photothermal conversion phase-change energy-storage microcapsules. The preparation method is simple and low in cost; paraffin is cladded by copper with high thermal conductivity coefficient and cuprous oxide with high light absorbability; the prepared microcapsules have a uniform particle size less than 3 microns, and have good thermal conductivity and excellent light absorbability.
Owner:ZHEJIANG UNIV OF TECH

Efficient new energy automobile with cleaning function

The invention relates to an efficient new energy automobile with a cleaning function. The efficient new energy automobile with the cleaning function comprises a main body and four wheels, wherein an opening is formed in the upper portion of the main body; a sealing plate is arranged below the opening, and a lifting mechanism is arranged on the sealing plate; a power generation mechanism is arranged in the opening, and a cleaning mechanism is arranged on one side of the upper portion of the main body; the power generation mechanism comprises a supporting plate, a first photovoltaic panel, a second photovoltaic panel, a limiting assembly, two rotating assemblies and two moving assemblies; and the cleaning mechanism comprises a sliding rail, a pulley, a fourth motor, a connecting rod, a roller and a dust collection assembly. According to the efficient new energy automobile with the cleaning function, the area of the photovoltaic panels is increased through the power generation mechanism,and the solar energy absorbing efficiency of equipment is improved, so that the charging efficiency of the automobile is improved; and furthermore, the photovoltaic panels are dedusted by the cleaningmechanism. The adverse effect of dust on solar energy absorption of the photovoltaic panels is relieved; and the practicability of the new energy automobile is improved.
Owner:SHENZHEN NAISHIDI TECH DEV CO LTD

Improved solar energy conversion device

The invention discloses a novel solar energy conversion device. The novel solar energy conversion device comprises a square seat, a middle supporting rod fixedly arranged on the top of the square seatand a positioning mechanism arranged above the middle supporting rod, wherein a matching groove with an upward flat opening is formed in the middle supporting rod; a moving supporting rod is movablymounted inside the matching groove up and down; a supporting rod groove with an upward flat opening and a thread groove positioned below the supporting rod groove are formed in the moving supporting rod; the thread groove is internally provided with an output shaft; a thread block matched with a thread of the thread groove is arranged on the top of the output shaft; a transfer rod is arranged in the supporting rod groove upwards in an extending manner; a straight piece connecting piece is fixedly arranged on the top surface of a cylinder sleeve; a flat seat is arranged on the outer side of thestraight piece connecting piece; electromagnetic generators are arranged on two sides of the flat seat; a magnetic guide rail is arranged on the top of each electromagnetic generator; each magnetic guide rail is internally provided with a movable magnetic block; and a solar cell panel is arranged on the top of the each magnetic block.
Owner:韦锦强

Sector-shaped expansion type solar power station having tilting function

The invention discloses a sector-shaped expansion type solar power station having tilting function, belonging to the solar energy generating field. The sector-shaped expansion type solar power station having tilting function solves the problem that the solar panel of the current solar power station cannot track the sun promptly. The sector-shaped expansion type solar energy battery panel mechanism successively sleeves the a transmission shaft through 6 sector-shaped battery panels; the upper end of the transmission shaft drives a first sector-shaped battery panel to rotate through a battery panel universal driving shaft; a positioning block is arranged between two adjacent sector-shaped batteries; when the battery panel universal driving shaft drives a sector-shaped battery panel to rotate for 60 degrees, the sector-shaped battery panel is combined with the positioning block arranged between the sector-shaped battery panel and the adjacent fan-shaped battery panel to drive the adjacent sector-shaped battery panel to rotate; by that analogy, the six sector-shaped battery panels are expanded to form a step circle; a telescopic rod pushes a lower base and an upper base in the tilting mechanism to perform angle movement, eg tilting movement, with an tilting shaft being a axis center, so that the solar battery panel can track the sun timely. The sector-shaped expansion type solar power station having tilting function is also applicable to the other power generation field.
Owner:HEILONGJIANG XINGAN NEW ENERGY

Monocrystalline silicon wafer processing method, monocrystalline silicon wafer and solar cell

ActiveCN111081797AIncrease the specific surface area per unit of the upper surfaceImprove absorption efficiencyFinal product manufacturePhotovoltaic energy generationElectrical batteryPhysical chemistry
The invention belongs to the technical field of solar cells, and particularly relates to a monocrystalline silicon wafer processing method, a monocrystalline silicon wafer and a solar cell. Processingof the monocrystalline silicon wafer comprises the following steps: 1) performing primary texturing and primary diffusion preparation on one surface of the monocrystalline silicon wafer to form a p-njunction; 2) performing acid cleaning to remove unstable p-n junctions and unstable suede structures; and 3) performing second texturing and second diffusion on the surface of the monocrystalline silicon wafer. The thickness of the textured structure formed after the second texturing is less than 10 nanometers, so that transmission of sunlight can be realized. According to the invention, throughtwice texturing and twice diffusion, the unit specific surface area of the upper surface of the silicon wafer is increased; and particularly, the textured structure after the second texturing can realize sunlight transmission, so that the light absorption efficiency is improved, the p-n junction obtained after the treatment is more uniform, the p-n junction is prepared into the solar cell, and theobtained cell has higher sunlight absorption efficiency.
Owner:BEIJING NORTH HUACHUANG VACUUM TECH CO LTD

Solar acquisition energy change vacuum heat pipe device and combination device thereof

PendingCN107178919AIncrease the area that receives sunlightImprove efficiencySolar heating energySolar heat devicesEngineeringSunlight
The invention discloses a solar acquisition energy change vacuum heat pipe device. The device comprises a vacuum light transmitting shell, and a heat conducting part; a heat conducting fluid is filled in the heat conducting part; the heat conducting part is provided with a heat absorbing part, a heat conducting fluid inlet part and a heat conducting fluid outlet part; the heat conducting fluid inlet part and the heat conducting fluid outlet part are fixed on the vacuum light transmitting shell; and the connecting places of the heat conducting fluid inlet part and the heat conducting fluid outlet part with the vacuum light transmitting shell are effectively and tightly connected. The device further comprises a blue film solar absorbing part for absorbing sunlight heat and conducting the absorbed heat to the heat conducting part; and the blue film solar absorbing part is tightly connected with the heat absorbing part of the heat conducting part in a heat conducting manner, and is supported in the vacuum light transmitting shell through the heat conducting part. A flat plate type blue film plate can be used for increasing the area of receiving sunlight irradiation to improve the efficiency of absorbing solar energy; and meanwhile, compared with a cylindrical blue film heat absorbing structure in the prior art, a complicated reflecting system is needed.
Owner:淮北蓄煌新能源科技有限公司

A processing method of monocrystalline silicon wafer, monocrystalline silicon wafer and solar cell

ActiveCN111081797BIncrease the specific surface area per unit of the upper surfaceImprove absorption efficiencyFinal product manufacturePhotovoltaic energy generationSolar cellSilicon chip
The invention belongs to the technical field of solar cells, and in particular relates to a processing method of a single crystal silicon chip, a single crystal silicon chip and a solar cell. The processing of the monocrystalline silicon wafer of the present invention comprises the following steps: 1) on a surface of the monocrystalline silicon wafer, carry out texturing for the first time and diffusion preparation for the first time to form a p-n junction; 2) acid cleaning to remove impurities Stable p-n junction and unstable textured structure; 3) Carry out the second texture and the second diffusion on the surface of the single crystal silicon wafer. The thickness of the textured structure formed after the second texturing is less than 10 nanometers, which can realize the transmission of sunlight. The present invention not only increases the specific surface area of ​​the upper surface of the silicon wafer through two times of texturing and two times of diffusion, especially the texture structure after the second texturing can realize the transmission of sunlight, so that the light absorption efficiency is improved, Moreover, the p-n junction obtained after the above treatment is more uniform, and it can be prepared into a solar cell, and the obtained cell has a higher absorption efficiency of sunlight.
Owner:BEIJING NORTH HUACHUANG VACUUM TECH CO LTD

High-efficiency solar panel for new energy automobile

The invention relates to the field of new energy automobiles, and discloses a high-efficiency solar panel for a new energy automobile, electric control cylinders are started, two electric control cylinders enable two cylinder telescopic rods to perform telescopic movement, two arc-shaped connecting rods are driven to move, the two arc-shaped connecting rods drive a driving frame to move, and through arrangement of a driving connecting block and a driven connecting block, the driving frame is driven to move; the driving frame and the driven frame can be spread out under the action that the guide wheels slide in the guide sliding grooves, so that the solar energy absorbing efficiency of the solar energy collecting plate is improved, the function that the driving frame and the driven frame can be folded is achieved, and through the arrangement that the driving frame and the driven frame are easy to fold, articles such as a trunk can be placed on the automobile roof; according to the car roof fixing device, the connecting bolts can be limited and prevented from loosening through the arrangement of the nuts, articles of a trunk can be fixed through the arrangement of the T-shaped sliding grooves, the T-shaped sliding blocks, the connecting bolts, the connecting rings and the elastic binding bands, and therefore the utilization rate of the car roof is increased.
Owner:刘小红
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