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

The invention discloses a solar panel adjustable angle apparatus. The apparatus comprises a first support; a cam which can be rotationally arranged on the first support, wherein the end surface of the cam is successively provided with three horizontal support surfaces from top to bottom, and the three horizontal support surfaces realize transition through inclination surfaces; a cell panel support which is arranged above the cam; a second support which is arranged between the first support and the cell panel support; four push rods which are respectively arranged on the second support in a vertically telescoping mode and are uniformly movably supported between the end surface of the cam and the bottom of the cell panel support; and a driving device which is connected with the cam through a worm and gear mechanism so as to drive the cam to rotate. According to the invention, a solar panel is pushed to change its change by pushing the push rods through the cam, the solar panel can receive more solar radiation, and the apparatus has quite high solar absorption efficiency.

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.

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.

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.

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.

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.

The invention discloses a solar cell module with a cell panel protection mechanism. The solar cell module comprises a mounting barrel; a first servo motor is fixed inside the mounting barrel; a rotaryplate is fixed to an output shaft of the first servo motor; a mounting box is fixed at the upper end of the rotary plate; a time controller is fixed on one side in the mounting box; the time controller is electrically connected with the first servo motor through a wire; a supporting frame is fixed on one side of the mounting box; a solar cell panel is fixed in the middle of the supporting frame;the solar cell panel is electrically connected with a solar controller through a wire; the solar controller is electrically connected with a storage battery through a wire; the solar controller and the storage battery are both fixed inside the mounting box; and the storage battery is electrically connected with the time controller through a wire. According to the structure, a solar cell is protected; the structure is simple; the operation is convenient; and the service life of equipment is prolonged.

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.

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.

The invention discloses a tin perovskite inorganic hole solar cell in the technical field of solar cells, include a housing, the top left and right sides of the shell are respectively provided with afixing block and a motor, A rotating rod is arranged in the groove, A driven gear is arranged on the rotating lever, the left side of the rotary lever is respectively provided with a universal adjusting mechanism and a swing seat, the left side of the universal adjusting mechanism is provided with an adjusting lever, the left side of the adjusting lever is provided with a solar panel, A tin perovskite inorganic hole solar cell Rotate by motor, the driving gear drives the driven gear to rotate, rotate the rotating lever, so that the solar panel can rotate in any direction in the plane, At the same time, with the cooperation of the hydraulic device and the telescopic rod, the adjusting rod can swing up and down, and the tilt angle of the solar panel is adjusted, so that the solar panel always keeps the same irradiation direction with the sun, which is beneficial to improving the utilization rate of resources and the efficiency of absorbing solar energy by the solar panel.

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.

The invention discloses a solar panel adjustable angle apparatus. The apparatus comprises a first support; a cam which can be rotationally arranged on the first support, wherein the end surface of the cam is successively provided with three horizontal support surfaces from top to bottom, and the three horizontal support surfaces realize transition through inclination surfaces; a cell panel support which is arranged above the cam; a second support which is arranged between the first support and the cell panel support; four push rods which are respectively arranged on the second support in a vertically telescoping mode and are uniformly movably supported between the end surface of the cam and the bottom of the cell panel support; and a driving device which is connected with the cam through a worm and gear mechanism so as to drive the cam to rotate. According to the invention, a solar panel is pushed to change its change by pushing the push rods through the cam, the solar panel can receive more solar radiation, and the apparatus has quite high solar absorption efficiency.

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.

The invention provides a solar cell absorption layer thin film structure and a manufacturing method thereof. The thin film structure comprises three thin film layers arranged in an overlaid mode, wherein one thin film layer is a CuInSe2 thin film layer; one thin film layer is a CuInGaSe2 thin film layer or a CuInAlSe2 thin film layer or a CuInBSe2 thin film layer; and another thin film layer is a CuInS2 thin film layer or a CuInGaS2 thin film layer. The thin film structure can also be manufactured by arbitrary two of the three thin film layers in an overlaid mode. Compared with a GIGS solar cell absorption layer thin film structure with a single layer structure, the provided GIGS solar cell absorption layer thin film structure not only has an excellent energy gap width, but also avoids reduction of the absorption range of light, and greatly improves efficiency of a solar cell for absorbing solar energy.

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.

The invention provides a heliostat rotation control method and system. The control method comprises the steps that a first preset control angle, the motion parameter information of a heliostat and thedelay information of a reversing valve are acquired; the actual control time needed by the heliostat to rotate a first preset angle is calculated according to the first preset control angle, the motion parameter information of the heliostat and the delay information of the reversing valve; and the actual control time is sent to a user terminal and / or the motion execution terminal of the heliostat. By calculating and analyzing the actual parameters of the heliostat, the actual control time is calculated. The inertia factor of the heliostat and the delay factor of the reversing valve are takeninto account. The control accuracy of the heliostat is improved. The rotation angle error of the heliostat is reduced. The efficiency of solar absorption of the heliostat is improved. The power consumed by heliostat regulation and control is reduced. The reliability of the heliostat is improved.

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.

The present invention provides a method and system for controlling the rotation of a heliostat. The control method includes: acquiring a first preset control angle, motion parameter information of the heliostat, and delay information of a reversing valve; Set the control angle, the motion parameter information of the heliostat and the delay information of the reversing valve to calculate the actual control time required for the heliostat to rotate the first preset angle; send the actual control time to the user's terminal and / or motion execution terminal sent to heliostats. By calculating and analyzing the actual parameters of the heliostat itself, calculating the actual control time, taking the inertia factor of the heliostat itself and the delay factor of the reversing valve into consideration, the precision of the heliostat control is improved and the heliostat control is reduced. The error of the rotation angle of the mirror can improve the efficiency of absorbing solar energy of the heliostat, reduce the power consumption of the regulation of the heliostat, and improve the reliability of the heliostat.

The present invention relates to a photocatalyst suitable for dark light indoor air purification, comprising the following components: modified titanium dioxide microparticles, and quantum dots, wherein the titanium dioxide microparticles are alkenyl polyhedral oligomeric silsesquioxane grafted titanium dioxide microparticles. According to the invention, the alkenyl polyhedral oligomeric silsesquioxane grafted titanium dioxide particles are physically blended with quantum dots, are doped into a photocatalyst formula, have a good synergistic effect, and can effectively improve the efficiency ofabsorbing solar energy by the titanium dioxide particles in the photocatalyst, so that the solar energy utilization efficiency of the photocatalyst is improved, and the photocatalyst has good sterilization, formaldehyde removal and mildew prevention effects even in a room with insufficient light.

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.

The invention relates to an energy-saving solar street lamp. The solar street lamp comprises a lamp pole, wherein a solar panel is connected above the lamp pole through a support tube; an angle adjustable device is arranged between the support tube and the solar panel; one side of the lamp pole is provided with a street lamp; the solar panel is connected with a solar battery through a first control circuit; the street lamp is connected with the solar battery through a second control circuit; the second control circuit is also connected in series with a human body proximity sensor; and the street lamp is also connected with a light sensor. After the adoption of the above structure, the light sensor of the light pole senses the light, the street lamp is turned on when the light is dark, andthe street lamp is turned off when the light is bright, so that the aim of saving energy is fulfilled. Through the angle adjustable device, the angle adjustment of the solar panel is realized, and thesolar panel absorbing efficiency of the solar panel is improved.

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.

The invention discloses a Beidou short message transmitting and receiving real-time temperature measurement sensor based on solar power supply. The sensor comprises a sensor shell, an antenna arranged outside the sensor shell, and a temperature sensor, a Beidou short message module and a battery pack which are arranged inside the sensor shell, a solar panel is arranged on the front end surface of the sensor shell; a mounting plate is arranged on the edge of the solar panel, and a first driving motor is mounted at the top end of the mounting plate. The first driving motor drives a threaded rod to rotate, under the action of a limiting rod, a movable block axially moves along the threaded rod, the movable block drives the fixed rod to synchronously move, the fixed rod drives a walking shaft to move, so that a walking wheel walks and rotates along a rack, and the walking shaft drives a cleaning brush to rotate in the moving process, and soft bristles on the cleaning brush clean the surface of the solar panel to prevent the surface of the solar panel from being covered with sundries and dust, so that the solar energy absorption efficiency of the solar panel is improved.

The invention discloses a solar all-round automatic tracker, which includes a photosensitive system, a central control system, a motor drive system and a transmission mechanism. The photosensitive system is composed of several photosensitive resistors. According to the intensity of sunlight, the photosensitive resistors output different potential signals To the central control system, the central control system processes the potential signal and sends out corresponding instructions to control the motor drive system to drive the transmission mechanism to rotate in the corresponding direction, thereby adjusting the position of the solar panel so that the sunlight always shines on the solar panel vertically. The beneficial effect of the invention is that it can track solar energy in all directions in real time, and greatly improves the efficiency of absorbing solar energy.

The invention discloses an agricultural machine based on new energy. The agricultural machine comprises a main agricultural machine body, the top of the main agricultural machine body is provided witha mounting groove, a first driving motor is fixedly mounted on the inner wall of the bottom of the mounting groove, and a first connecting shaft is welded to an output shaft of the first driving motor; a rotating plate is rotatably mounted at the top of the main agricultural machine body and covers a groove opening of the mounting groove, a fixing column is fixedly mounted at the top of the rotating plate, and a clamping groove is formed in the bottom of the fixing column; the top of the first connecting shaft extends into the clamping groove and is welded to a clamping block, and the clamping block is clamped to the clamping groove. The agricultural machine is convenient to adjust, the first driving motor can be utilized for driving a solar panel to rotate, a second driving motor can beutilized for changing the angle of the solar panel, the angle of the solar panel can be conveniently and freely adjusted along with the illumination of sunlight, and the efficiency of absorbing solarenergy by the solar panel is improved.

The invention relates to a solar cell panel. The solar cell panel comprises: a solar energy absorption board and a glass board. The solar energy absorption board is provided with the glass board, theglass board comprises a plane mirror region, one side of the plane mirror region is provided with a cleaning device, the cleaning device comprises a cleaning brush and a cleaning handle, the bottom end of the cleaning handle is provided with the cleaning brush, the two sides of the plane mirror region are provided with triple prism regions, and the bottom ends of the triple prism regions are provided with pollution cleaning ports. By adopting the structure mentioned above, the cleaning device achieves the cleaning for the glass board, and the dirt are discharged through the pollution cleaningports, so that the efficiency of absorbing solar energy is improved, the reflection to the sunlight is improved through the prism district, and the absorption efficiency is improved.

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.

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.

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.