8results about How to "Affect power generation efficiency" patented technology

The invention relates to the technical field of offshore photovoltaic power generation, and discloses an offshore floating type photovoltaic supporting structure system which comprises a main floating pipe capable of providing main buoyancy support for the whole and providing enough buoyancy in seawater, so that the whole photovoltaic system floats on the sea surface; the auxiliary floating pipe, the main floating pipe and the auxiliary floating pipe are connected with the three-dimensional truss to maintain the overall shape and rigidity of the system, extra buoyancy is increased by the auxiliary floating pipe, the stability of the system under various ocean conditions is ensured, the buoyancy load of the system is dispersed through cooperation of the main floating pipe and the auxiliary floating pipe, local stress concentration is reduced, and the service life of the system is prolonged. The buoyancy of seawater and the action of waves should be considered in the design of the floating pipes, it is ensured that the system stably floats on the sea surface through reasonable layout and design, and it is ensured that the system can still keep stable under the action of strong stormy waves through the high-strength and rigid design of the three-dimensional trusses and the auxiliary trusses; and the stability and safety of the whole structure are kept.

The invention belongs to the technical field of cleaning equipment, and particularly relates to a wall-mounted multi-roller photovoltaic cleaning device and a cleaning method, and the wall-mounted multi-roller photovoltaic cleaning device is characterized in that a photovoltaic device is hung on a wall; the first driving parts are symmetrically arranged on the two sides of the photovoltaic device; and the cleaning component is erected above the photovoltaic device. The detection assembly is additionally arranged on the cleaning component, the cleaning component is started according to the state of the surface of the photovoltaic device, so that the cleaning component cleans the surface of the photovoltaic device, the first driving component drives the cleaning component to do longitudinal reciprocating motion, and therefore all-around cleaning on the surface of the photovoltaic device is achieved; by additionally arranging the first air blowing assembly and the second air blowing assembly on the cleaning part, impurities attached to the surface of the photovoltaic assembly can be blown away, meanwhile, the photovoltaic device cleaned by the cleaning assembly can be blow-dried, and it is avoided that watermarks are generated, and the power generation efficiency of the photovoltaic device is affected; the whole cleaning device has the advantages of being high in cleaning efficiency and good in cleaning effect.

The utility model discloses photovoltaic glass and a photovoltaic assembly, and belongs to the field of photovoltaic technology. The photovoltaic glass comprises a glass body and a glaze-plated layer, wherein the outer surface of the glass body is divided into a glaze-plated area and a non-glaze-plated area; the outer surface of the glass body is further provided with a concave-convex connecting face, the concave-convex connecting face is located in the glaze plating area, and the glaze plating layer is arranged on the glaze plating area. The concave-convex connecting surface can be a serrated surface, and the concave-convex connecting surface can also be a corrugated surface. According to the scheme, the connecting strength between the glaze plating layer and the glass body can be improved through the concave-convex connecting surface, and the glaze plating area is arranged on the outer surface of the glass body, so that the poor appearance of the outer surface of the glass body can be shielded by the glaze plating area, and the appearance effect of the glass body is improved.

The utility model provides a kind of adjustable photovoltaic sun shield, it includes: fixed on the corner embedded part of building balcony civil engineering beam, with the corner embedded part fixed electric control pivot, fixed on the electric control pivot photovoltaic module, set on the illumination monitoring device and control device of building outer wall, the control device with the illumination monitoring device and the electric control pivot are connected, for according to the solar elevation angle of the illumination monitoring device to control the rotation angle of the electric control pivot.The utility model has the advantages of energy saving and easy maintenance.

The application provides a buoy-shaped double-layer structure wave energy friction nanogenerator, which comprises a buoy shell, an inner layer power generation unit arranged in the buoy shell and an outer layer power generation unit arranged between the inner layer power generation unit and the buoy shell, the inner layer power generation unit is a sliding friction type power generation device and utilizes heaving wave energy to generate electricity, and the outer layer power generation unit is a squeezing friction type power generation device and utilizes pitching wave energy to generate electricity.The application can collect omnibearing wideband wave energy with maximum efficiency through resonance effect and convert the wave energy into electric energy.

The present invention relates to the technical field of photovoltaic power generation, and specifically to a distributed photovoltaic power generation system of a flexible roof and an installation method thereof, comprising a plurality of insulation tubes arranged in a matrix, each of the insulation tubes being fixedly connected to a support rod, the top ends of the plurality of support rods being commonly connected to a mounting frame, a photovoltaic panel being arranged on the mounting frame, the insulation tube being fixedly connected to a roof steel frame, the bottom end of the support rod being fixedly connected to an arc-shaped curved surface base, a flexible roof being arranged on the roof, and a waterproof membrane being arranged between the arc-shaped curved surface base and the flexible roof; the beneficial effects of the present invention are as follows: through the direct fixed connection between the insulation tube and the roof steel frame, the photovoltaic panel can be prevented from shaking when subjected to wind force, resulting in tearing of the flexible roof; at the same time, through the arrangement of the waterproof membrane, the support rod and the flexible roof can be sealed to prevent water from entering the roof through the gap between the support rod and the flexible roof.

The application discloses an Internet of Things data collection box, and belongs to the field of data collection equipment. The collection box comprises a collection box main body, a solar cell panel is installed on the top of the collection box main body through a support, and a cleaning mechanism for cleaning dust on the surface of the solar cell panel is arranged on the support; a water spraying mechanism is arranged on the support, the water spraying mechanism comprises a water pipe installed on the cleaning mechanism, a plurality of spray heads fixedly arranged along the length direction of the water pipe at equal intervals, a water tank arranged on the inner side of the support, a water pump installed on the water tank and communicated with the water tank, and a hose fixedly installed on the output end of the water pump and communicated with the water pipe. When the cleaning mechanism operates, water flow can be sprayed onto the surface of the solar cell panel synchronously, so that dust and sundries can be scraped off by the scraper in a wet state. Compared with the traditional dry scraping mode, the design greatly improves the cleaning efficiency, reduces the cleaning blind area, and avoids the influence of dust residues on the power generation efficiency of the solar cell panel.