50754 results about "Solar energy" patented technology

The invention discloses an energy self-control base station for battery replacement based on solar power supply with independent UAV take-off and landing, which comprises a UAV take-off and landing device, an automatic battery replacement device and an energy supply device. The foldable solar panel structure is driven by a motor. The invention has simple structure and is convenient for automatic battery replacement. The UAV damage caused by UAV position deviation is effectively avoided when the platform descends. The invention adopts an electric mechanical claw to cooperate with a liftable battery compartment, so as to automatically replace UAV batteries. After the electric mechanical claw is aligned with the predetermined position, the batteries can be grasped and placed by lifting the battery compartment or the annular lifting platform, which simplifies the mechanical structure of the automatic battery replacement device.

Systems, methods, and articles for a portable power case are disclosed. The portable power case is comprised of at least one battery and at least one PCB. The portable power case has at least two access ports and at least one USB port. The portable power case is operable to supply power to an amplifier, a radio, a wearable battery, a mobile phone, and a tablet. The portable power case is operable to be charged using solar panels, vehicle batteries, AC adapters, non-rechargeable batteries, and generators. The portable power case provides for modularity that allows the user to disassemble and selectively remove the batteries installed within the portable power case housing.

Systems, methods, and articles for a portable power case are disclosed. The portable power case is comprised of at least one battery and at least one PCB. The portable power case is operable to supply power to a transceiver. The portable power case is operable to be charged using a DC power source (e.g., solar panel, wind turbine, water turbine). A plurality of portable power cases, DC power sources, and transceivers are operable to form a mesh network.

A system for supplying power to a portable battery pack including a battery enclosed by a wearable and replaceable pouch or skin using at least one solar panel is disclosed, wherein the pouch or skin can be provided in different colors and / or patterns. Further, the pouch or skin can be MOLLE-compatible. The battery comprises a battery element housed between a battery cover and a back plate, wherein the battery element, battery cover, and back plate have a slight curvature or contour. Further, the battery comprises flexible leads.

The invention relates to a preparation method of a solar cell, the solar cell and a photovoltaic module, and the solar cell comprises a substrate which comprises a first surface and a second surface. The first surface comprises a metal area and a non-metal area, and the electrode is arranged in the metal area. The metal area is provided with the first suede structure, the non-metal area is provided with the second suede structure, and the reflectivity of the second suede structure is smaller than that of the first suede structure, so that the first suede structure in the metal area is gentle, and the fluctuation amplitude of the second suede structure in the non-metal area is large. The doping layer is arranged in the metal area to prepare the emitting electrode, the uniformity of the doping layer is high due to the gentle first suede structure, and the photoelectric conversion efficiency and stability of the metal area can be improved. The second suede structure with the large fluctuation amplitude improves the sunlight absorption capacity of the non-metal area. And the first suede structure and the second suede structure are respectively provided with a passive film layer and an anti-reflection film layer, so that the efficiency and the performance of the battery are improved.

Systems, methods, and apparatuses for supplying power to at least one power consuming device using a solar panel. The solar panel includes at least two solar modules, an output connector, and a cable. The at least two solar modules are connected via a first electrical harness in a first combination of parallel and / or series to provide a first output voltage and via a second electrical harness in a second combination of parallel and / or series to provide a second output voltage. The at least one power consuming device is preferably a rechargeable battery.

Systems, methods, and articles for a portable power case are disclosed. The portable power case is comprised of at least one battery and at least one PCB. The portable power case has at least one USB port and at least two access ports, at least two leads, or at least one access port and at least one lead. The portable power case is operable to supply power to an amplifier, a radio, a wearable battery, a mobile phone, and a tablet. The portable power case is operable to be charged using solar panels, vehicle batteries, AC adapters, non-rechargeable batteries, and generators. The portable power case provides for modularity that allows the user to disassemble and selectively remove the batteries installed within the portable power case housing.

The embodiment of the invention relates to the field of photovoltaic technology, and provides a solar cell and a preparation method thereof, and a photovoltaic module, so as to avoid the electric leakage condition of doped regions with different doping types, thereby improving the photoelectric conversion efficiency. The solar cell comprises a substrate which comprises a front surface and a back surface which are oppositely arranged; the back surface of the substrate comprises a first doped region and a second doped region which are sequentially arranged at an interval, and an insulating region arranged between the first doped region and the second doped region; the doped polycrystalline silicon passivation contact structure is arranged in the first doped region, the doped amorphous silicon structure is arranged in the second doped region, and the passivation layer is arranged in the insulating region; the doped polycrystalline silicon passivation contact structure comprises a tunneling oxide layer and a doped polycrystalline silicon layer which are sequentially laminated on the back surface of the substrate; the doped amorphous silicon structure comprises a doped amorphous silicon layer, and the doped polycrystalline silicon layer and the doped amorphous silicon layer are different in doping type; wherein the passivation layer is not overlapped with the doped polycrystalline silicon passivation contact structure and the doped amorphous silicon structure respectively along the thickness direction of the substrate.

In various representative aspects, an assembly for securing array skirts and solar panel modules in an array on a roof by providing a leveling system that utilizes a leveling bolt and leveling nut to vertically adjust the assembly. Improved electrical bonding by utilizing bonding pins installed in mounting plates of a support clamp are also provided. Additionally, an improved array skirt design that is installed on the outer row of the array, as well as improved designs in the support clamp and splice mechanisms are also provided. Finally, an improved wire management system is included as well as a method of installation of the array assembly.

The invention is applicable to the field of photovoltaic technology, and provides a back contact solar cell, which comprises a silicon substrate, non-recessed areas and recessed areas are alternately arranged on the backlight surface of the silicon substrate, and the silicon substrate is provided with extending parts extending and protruding to the upper parts of the recessed areas at the edges of the non-recessed areas and the recessed areas; the first dielectric layer and the first polarity doping layer are sequentially stacked on the non-sunken region and the extension part; the second dielectric layer comprises a first part stacked on the first polarity doping layer and a second part stacked in the sunken region; the second polarity doped layer is stacked on the first portion and the second portion. Under the shielding effect of the extension part, the first polarity doping layer in the non-recessed area is effectively isolated from the second polarity doping layer in the recessed area, and electric leakage is avoided.

The invention belongs to the technical field of perovskite solar cells, and particularly discloses a carbazolyl conjugate enhanced self-assembled monomolecular layer and a preparation method and application thereof, and the self-assembled monomolecular layer takes carbazole as a substrate and an aromatic ring as a conjugate linking group. The highly conjugated molecular system can induce molecular orbital overlap, increase dipole moment, promote formation of a compact self-assembled monomolecular film, reduce interface non-radiative recombination and enhance hole extraction and transmission performance. Meanwhile, phosphoric acid is used as an anchoring group, so that firm self-assembly of SAM molecules on the surface of the ITO substrate can be realized. The SAM material is simple in preparation method, high in yield, low in preparation cost and good in stability. When the compound is applied to a trans-perovskite solar cell as a hole transport layer, photoelectric conversion efficiency exceeding 24.6% can be obtained, and the compound is an organic semiconductor material with a very good prospect.

The invention discloses a back contact electrode structure, a back contact solar cell and a photovoltaic module, and belongs to the technical field of solar cells. The electrode structure comprises current collection electrodes, current collection electrodes, current collection points and current collection areas, the current collection electrodes extend in the first direction, and the current collection electrodes with different polarities are alternately designed at intervals in the second direction; the bus electrodes are distributed on the two sides of the battery substrate in the second direction, the bus electrodes with the same polarity are distributed on one side of the edge of the battery substrate, the bus electrodes with the other polarity are distributed on the other side of the edge of the battery substrate, and the bus electrodes with different polarities are distributed in an array mode in the first direction and are coupled with the part, extending in the first direction, of the collector electrodes with the same polarity; the collector electrodes at least partially extending in the first direction have a segmented design, and the length of the collector electrodes on the two sides of the battery substrate in the first direction is W1lt; and the other collector electrodes are W2 in length.

A solar table mobile transport with sideshift capability is described that moves a solar table to a point of installation. The solar table mobile transport comprises multiple motors that allow movement within a three-dimensional coordinate system as well as provide angular controls of pitch, yaw, and roll. Extended horizontal movement of the solar table is provided by a sideshift element that extends the solar table beyond an edge of a transport component of the solar table mobile transport. The mobile transport may incorporate wings to prevent the solar table from rotating during transportation. The wings may be adjustable such that the solar table may be maneuvered in height and pitch / roll / yaw angle into an installation instance before unloading. Such a capability of sideshft in combination of instance adjustment facilitates an installation process of the solar table.

A solar panel mounting system can include a first panel mount including a first retaining feature attached to or attachable to a first torque tube clamp, and a second panel mount including a second retaining feature attached to or attachable to a second torque tube clamp. When the first and second panel mounts are mounted on a torque tube via the first and second torque tube clamps, respectively, the first retaining channel faces the second retaining channel, and the first and second retaining channels are oriented transversely relative to the torque tube. Furthermore, in this example, at least one of the first panel mount or the second panel mount is configured for overhead or lateral insertion of a solar panel while the torque tube clamps are installed on the torque tube.

The present invention relates to the technical field of photovoltaic modules, and provides a photovoltaic module with an automatic cleaning system. The photovoltaic module comprises a brushing mechanism and a liquid supply mechanism, wherein the brushing mechanism is arranged on a photovoltaic module mounting frame, and the liquid supply mechanism is arranged on one side of the photovoltaic module mounting frame. In the present invention, the brushing mechanism cleans a solar panel while moving across the photovoltaic module mounting frame, the liquid supply mechanism flushes a surface of the solar panel to remove debris such as dust and dirt covering the surface of the solar panel, thereby ensuring a sunlight receiving effect of the solar panel, and stabilizing the power generation capacity of a power generation assembly.

The invention discloses a self-assembled monomolecular layer material with an asymmetric intermediate core and a preparation method and application thereof, and belongs to the field of solar cells. The self-assembled monomolecular layer material is formed by combining an asymmetric intermediate core with anchoring groups such as phosphonic acid and sulfonic acid, has good hydrophobicity and high light transmittance, can be used as a hole transport layer material, and is used for preparing organic solar cells and perovskite solar cells with p-i-n structures, the organic solar cell achieves the maximum energy conversion efficiency of 18.9%, shows excellent environmental stability, still keeps 95% or above of the initial performance after being stored in air for 480 h, and is far superior to a traditional device based on a PEDOT: PSS interface layer. By designing and developing a series of self-assembled monomolecular layer materials with asymmetric intermediate cores, the energy conversion efficiency and environmental stability of the solar cell can be remarkably improved.

The invention discloses a heating control system based on solar energy-heat pump-building collaborative optimization and a construction method, and belongs to the technical field of renewable energy source heating. Comprising a parameter acquisition module, a dynamic prediction module and an optimization control module. The method comprises the following steps: constructing a building heat transfer dynamic prediction model, a solar energy performance prediction physical model, constructing a ground source heat pump performance prediction model and a solar energy-ground source heat pump system collaborative optimization control model, and predicting and optimizing system operation parameters in the next day. Through cooperative work of the parameter acquisition module, the dynamic prediction module and the optimization control module, intelligentization and high efficiency of building heating are achieved, solar energy and the heat pump efficiency can be utilized to the maximum extent, the ground source heat pump efficiency is improved, and energy consumption is reduced while the indoor comfort degree is guaranteed. In addition, a time-of-use electricity price mechanism is utilized to further optimize system operation parameters, the system operation cost is reduced, and the energy efficiency and the response capability of the system are improved.

The invention belongs to the technical field of perovskite solar cells, and particularly discloses a self-assembly monomolecular film hole transport material based on diphosphoric acid and a preparation method and application thereof.The diphosphoric acid serves as an anchoring group, the chelation between the material and a conductive base can be effectively enhanced, the self-assembly characteristic of the material on the surface of a substrate is improved, and the hole transport efficiency is improved. The compact and smooth self-assembled monomolecular film is formed. Meanwhile, the electron and space effects of alkyl chains or benzene ring connecting units are regulated and controlled, so that the molecular stereo configuration and energy level matching are optimized. The material disclosed by the invention is simple in synthesis steps and low in preparation cost, and industrial synthesis of the material can be realized. When the material is applied to an inverted perovskite solar cell as a hole transport layer, photoelectric conversion efficiency exceeding 24.7% and excellent device stability performance can be obtained, and huge commercial prospects are shown.

The invention discloses a solar cell and a photovoltaic module. Wherein the semiconductor substrate comprises a first surface and a second surface which are opposite to each other, and a side surface connected with the first surface and the second surface; in the direction from the first face to the second face, the side face comprises a first area and a second area which are sequentially arranged, the first area is provided with a first texture structure, and the second area is provided with a second texture structure. The first texture structure and the second texture structure can enable light incident to the side face to be reflected and refracted for multiple times, the advancing direction of the incident light on the side face of the semiconductor substrate is changed, the optical path is prolonged, the light trapping effect is generated, and generation of photon-generated carriers is increased, so that when the side face of the semiconductor substrate is provided with the first texture structure and the second texture structure, the light trapping effect is improved. More light rays can be absorbed and utilized by the side surface of the semiconductor substrate, and the photoelectric conversion efficiency of the solar cell can be improved.

A solar table mobile transport with sideshift capability is described that moves a solar table to a point of installation. The solar table mobile transport comprises multiple motors that allow movement within a three-dimensional coordinate system as well as provide angular controls of pitch, yaw and roll. Extended horizontal movement of the solar table is provided by a sideshift element that extends the solar table beyond an edge of a transport component of the solar table mobile transport.

The invention relates to a preparation method of a self-assembled monomolecular layer in a perovskite cell, and belongs to the technical field of solar cells, and the preparation method comprises the following steps: S1, preparing an SAM layer; step S1.1, soaking the conductive glass substrate into the preheated SAM first precursor solution; step S1.2, quickly soaking in a second SAM precursor solution; s1.3, taking out and removing the residual solvent to obtain an SAM layer; step S2, annealing; s3, preparing a perovskite light absorption layer and other functional layers; and depositing a perovskite light absorption layer and other functional layers on the SAM layer in sequence, and finally preparing a complete perovskite solar cell. According to the method, the appropriate high-boiling-point solvent is selected to prepare the SAM precursor solution, then the conductive substrate is rapidly soaked in the SAM precursor solution under the condition that the high temperature is kept, SAM molecules are rapidly self-assembled within seconds at the high temperature, the self-assembled molecular layer is more uniform and compact, the perovskite buried bottom interface has fewer defects, the interface contact is better, and the performance of the conductive substrate is improved. And the efficiency and the stability of the perovskite cell are obviously improved.

The present disclosure discloses an optimization control method for an integrated energy system based on a physical-informed neural network, which comprises the following steps: S1, constructing an a solar-electricity-heat-gas integrated energy system optimization control model; S2, generating a node connection relation matrix based on the network topology structure of the integrated energy system; S3, constructing a deep graph neural network model with physical-informed fusion; S4, constructing a loss function of the deep graph neural network model with physical-informed fusion; and S5, training a physical-informed neural network model according to the historical operation data to be used for system optimization control. The present disclosure can effectively deal with the influence of uncertainty of renewable energy and unexpected situations on the energy system, thereby ensuring the safe and stable operation of the integrated energy system.

The invention discloses tempered low-emissivity coated glass, which comprises a tempered glass substrate and a composite metal film layer laminated on the substrate, and is tempered coated glass with three metal silver film layers. After a common glass substrate is plated with a composite metal film layer, toughening treatment is carried out, and after toughening treatment, all the metal film layers reflect, interfere and refract light, so that the glass is light blue in the sun, and the decoration and energy-saving effects are good; the visible light transmittance is high, the outdoor visible light reflectivity is low, the solar energy transmittance is low, and the solar energy reflectivity is high; the prepared hollow glass has better energy-saving effects of light control, heat insulation, heat preservation and the like, enables buildings to be closer to nature, is used for near-zero-energy-consumption buildings, enables the buildings to meet the requirements of the national standard GB55015-2021 General Standard for Energy conservation and Renewable Energy Utilization of Building, and has great contribution and significance on carbon neutralization and carbon peak reaching of the buildings.

The invention discloses a pipe network health real-time monitoring system and an evaluation method. According to the invention, through real-time health monitoring and dynamic deduction capability, the flexibility and safety of energy supply are significantly improved. The healthy twin module constructs a digital mirror image of the full life cycle of energy equipment, solar hydrogen production efficiency fluctuation, hydrogen storage tank pressure change and fuel cell attenuation trend can be accurately tracked, and risk points such as electrolytic cell abnormal hydrogen evolution and proton exchange membrane aging can be recognized in advance. The all-weather transparent monitoring enables the system to dynamically adjust the ratio of hydrogen production to power generation, the fuel cell is automatically switched to supply power in cloudy and rainy days, continuous energy supply is guaranteed, and the system can generate a coping plan in advance by simulating extreme scenes such as sudden drop of photovoltaic output and hydrogen leakage, so that the system is convenient to use. The energy interruption risk caused by sudden equipment failure is greatly reduced, meanwhile, the service life of key components is prolonged, the maintenance cost of a distributed energy network is reduced, and meanwhile the overall energy efficiency utilization rate is also improved.

A solar panel mount includes a first plate, a mounting bracket, a mounting shaft, a fastener member, a mounting member, and a rotatably adjustable spacer. The first plate is configured to slide beneath a roofing tile. The first plate comprises at least one opening. The rotatably adjustable spacer is sized to be at least partially received in the mounting member when the mounting member receives the mounting shaft. The rotatably adjustable spacer is configured to receive the mounting shaft. The spacer is rotatably adjustable allowing for the entire solar panel mount to be raised and lowered so that the mount is completely flush with the roofing material, and further allowing the solar panel mount to withstand weather events and other forces.

The present invention discloses a self-assembled monolayer hole transport material based on an alkyl polyphosphate anchoring group, a synthesis method thereof, and an application in an inverted perovskite solar cell. The present invention uses carbazole or 3,6-diphenylcarbazole with good hole transport properties as a parent core, and achieves complete coverage and stable self-assembly of the material on the substrate surface by improving the anchoring group from traditional alkyl monophosphate to alkyl diphosphate and triphosphate. The synthesis method of the present invention is simple and the synthesis cost is low. The prepared material can achieve the dual functions of hole transport and perovskite interface passivation, while enhancing the self-assembly strength and stability. When the material is used as a hole transport layer in an inverted perovskite solar cell, a photoelectric conversion efficiency of >20% can be obtained without doping, and the material has broad application prospects.

The invention discloses a self-assembled monomolecular layer hole transport material, a hole transport layer and a battery thereof. According to the present invention, the compound having different anchoring groups and represented by the formula (I) can be subjected to firm self-assembly with the substrate surface through the chemical bonding manner, such that the good coverage rate is provided, the film forming quality is increased, and the transmission performance is improved; and meanwhile, the material has a rigid conjugate large-plane condensed ring core structure, so that the hole transmission performance of the material is ensured, and the photovoltaic performance is favorably improved. When the material is applied to a perovskite solar cell to prepare a hole transport layer, the hole extraction capability can be enhanced, and the open-circuit voltage, the filling factor and the photoelectric conversion efficiency of a device can be improved.

The invention provides a manufacturing method of a back contact solar cell and the back contact solar cell, and belongs to the technical field of solar cells. The manufacturing method of the back contact solar cell comprises the steps that a semiconductor substrate is provided, the semiconductor substrate is provided with a first surface and a second surface which are opposite, the first surface is a textured surface or a plane, and the second surface is a plane; and a first carrier collection region, a second carrier collection region and an isolation region between the first carrier collection region and the second carrier collection region are arranged on the second surface of the semiconductor substrate.

The invention discloses a solar silicon wafer visual detection method, and particularly relates to the technical field of silicon wafer detection. The method comprises the following steps: acquiring optical images of different incident angles, synchronously acquiring infrared transmission images, performing normalization processing, edge enhancement filtering and self-adaptive threshold segmentation on the acquired multi-angle images, extracting suspected crack areas, and respectively calculating a gray gradient change rate and a stress abnormal degree, so as to obtain a suspected crack area; calculating a crack credibility score according to the gray gradient change rate and the stress abnormal degree through a weighted scoring method, and comparing the crack credibility score with a preset crack detection threshold value to distinguish real hidden cracks and stress pseudo defects; if the credibility score is lower than the threshold value, secondary sampling is carried out by adjusting the illumination angle, and the judgment result is further optimized; according to the method, the false rejection rate caused by lattice stress pseudo defect misjudgment is effectively reduced, meanwhile, missing detection of real subfissures is avoided, and the accuracy, stability and production yield of silicon wafer defect detection are improved, so that the long-term reliability of a photovoltaic module is enhanced.

The invention provides a solar interface evaporator based on amphoteric polyelectrolyte photo-thermal hydrogel, a preparation method and application, and belongs to the field of solar interface evaporation. The solar interface evaporator with a three-dimensional multi-surface evaporation structure is prepared by combining the polyelectrolyte resisting effect of the amphoteric polyelectrolyte photo-thermal hydrogel and the porous capillary effect of the sponge, and has the characteristics of high light absorptivity, good water absorption effect, excellent antibacterial property, mechanical property, salt resistance, evaporation property and the like; particularly, compared with a traditional hydrogel-based solar interface evaporator, the water delivery capacity and the salt resistance in high-concentration saline water are greatly improved through the application of the autonomously designed zwitterionic hydrogel, water molecules in the saline water are activated through the cooperation of salt-resistant ionized water, the evaporation enthalpy is reduced, and the evaporation efficiency is improved. And a great positive effect is achieved on improvement of the evaporation rate. The evaporator is easy to prepare and excellent in multi-dimensional performance, and a new way and thought are provided for application to seawater desalination and wastewater treatment.