The present invention relates to a cleaning device (2), to a solar concentration system (1), and to a cleaning method for solar concentrators with a linear Fresnel configuration. The present invention particularly relates to a cleaning device (2) for solar reflectors used in solar farms, such as solar thermal power plants, which allows reducing the time and the consumption of water and resources used in maintaining the solar concentration system, as well as increasing the efficiency of the solar collectors.
The present invention relates to a solar concentrating system (1) and installation which comprises a plurality of solar collectors (10) configured for receiving, reflecting, and concentrating radiation in a focal point (F), and allows increasing the efficiency of current solar concentrating systems, such as those based on linear Fresnel collectors, by means of reducing focal distances and increasing the effective surface of the system.
The present invention relates to a heat treated coated glass for a solar reflector comprising: - a heat treated glass, and - an anti-soiling coating of TiO2 over one side of the heat treated glass, said heat treated coated glass obtainable by a process comprising: • applying over one side of a glass substrate a sol-gel solution in liquid form obtained from the hydrolysis and condensation reactions between a precursor of TiO2 and water, and • subjecting the glass thus coated to a heat treatment process by which the glass substrate is converted into a heat treated glass and concurrently the coating densifies and forms a solid anti-soiling coating of TiO2 over one side of the glass.
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
37 - Construction and mining; installation and repair services
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
Scientific, nautical, surveying, photographic,
cinematographic, optical, weighing, measuring, signalling,
checking (supervision), life-saving and teaching apparatus
and instruments; apparatus and instruments for conducting,
switching, transforming, accumulating, regulating or
controlling electricity; apparatus for recording,
transmission or reproduction of sound or images; magnetic
data carriers, recording discs; compact discs, DVDs and
other digital recording media; mechanisms for coin-operated
apparatus; cash registers, calculating machines, data
processing equipment, computers; computer software;
fire-extinguishing apparatus; portable solar panels for
generating electricity; solar modules; solar collectors for
electricity generation; solar panels; solar energy
generating electricity modules; electricity generating
apparatus utilising solar power; electronic sensors for
measuring solar radiation; glass covered with an electrical
conductor; parabolic mirrors for solar thermal plants; solar
energy collectors for electricity generation; parabolic
mirrors for the accumulation of solar energy. Apparatus for lighting, heating, steam generating, cooking,
refrigerating, drying, ventilating, water supply and
sanitary purposes; solar thermal collectors [heating];
boiler pipes (tubes) for heating installations; vacuum
insulated pipes and tubing being parts of solar thermal
power plants; solar heating collectors. Building construction; installation and repair of solar
energy systems. Generation of solar electricity. Scientific and technological services and research and
design relating thereto; industrial analysis and research
services; design and development of computer hardware and
software; technological consulting services in the field of
alternative energy generation; conducting research and
technical project studies relating to the use of natural
energy; design and development of systems for regenerative
energy generation.
40 - Treatment of materials; recycling, air and water treatment,
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
37 - Construction and mining; installation and repair services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Generation of electricity from solar energy Electric control devices for heating and energy management; parabolic reflector panels in the form of reflective mirrors for use in solar fields and solar collection systems, all for conveying, distributing, transforming, storing, regulating, or controlling electric energy; solar panels for production of electricity; photovoltaic solar modules for production of electricity; electronic sensors for measuring solar radiation; glass covered with an electrical conductor Heating, cooling, water supply, water distribution and sanitary facilities apparatus, namely, solar collectors and parabolic trough collectors; heat exchangers not being parts of machines, and heating installations, all being heating apparatus; solar energy receivers; solar heat collection panels, and solar reactors; vacuum insulated pipes and tubing being parts of solar thermal power plants; solar heating collectors; parabolic mirrors designed for the collection of solar energy Construction of solar thermal power plants; installation of solar energy based power plants; repair services, namely, the installation of heating, cooling and environmental control systems primarily using solar energy Engineering services in the field of solar thermal power plants; technical consultancy in relation to the development of technologies for solar thermal power plants; technical planning, namely, design of systems for regenerative energy generation in the nature of solar thermal installation systems, and technology project planning and consulting in the field of solar energy; research and development of new products for others related to the generation and distribution of solar thermal energy, electricity, gas, water, telecommunications and environmental protection and renewable energy, such as, solar, wind, biomass, hydro and geothermal energy; design of solar thermal systems; technological services in the nature of technical quality monitoring services of the operation of solar thermal power plants for quality control purposes; technological consulting services in the field of alternative energy generation; research in the field of energy; engineering services in the field of energy efficiency
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
37 - Construction and mining; installation and repair services
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Apparatus for recording, transmission or reproduction of sound or images; Magnetic data carriers, recording discs; Compact discs, DVDs and other digital recording media; Mechanisms for coin-operated apparatus; Cash registers, calculating machines, data processing equipment, computers; Computer software; Fire-extinguishing apparatus; Portable solar panels for generating electricity; Solar modules; Solar collectors; Solar panels; Solar energy generating modules; Electricity generating apparatus utilising solar power; Electronical sensors for measuring solar radiation; Glass covered with an electrical conductor; parabolic mirrors for solar thermal plants; Solar energy collectors for electricity generation. Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; Parabolic mirrors for the accumulation of solar energy; Solar thermal collectors [heating]; Thermal storage instruments [solar energy] for heating; Solar thermal collectors [heating]; Solar thermal collectors [heating]; Evacuated heat pipe solar collectors [heat exchangers]. Building construction; Installation of solar powered systems; Repair of solar power systems. Generation of electricity from solar energy. Scientific and technological services and research and design relating thereto; Industrial analysis and research services; Design and development of computer hardware and software; Technological consulting services in the field of alternative energy generation; Research in the field of energy; Advisory services relating to the use of energy.
A receiver system for a Fresnel solar plant is provided. The system includes an absorber tube defining a longitudinal direction and a mirror array that runs parallel to the longitudinal direction. The mirror array has a mirror-symmetrical curve profile having at least one top apex for concentrating light beams onto the absorber tube. The mirror array has ventilation holes in the region of the apex.
The present invention relates to a reflective element for solar fields, having a sandwich-type structure, comprising a reflective sheet (1), a reinforcement sheet (2) and a layer of foam (3) arranged between the reflective sheet (1) and the reinforcement sheet (2). The method of manufacturing the reflective element is performed in a press with first and second approximation means, with the following steps: heating the first approximation means to a temperature T1, arranging a reflective sheet on the first approximation means and acquiring the temperature T1, arranging separating means in the periphery of the reflective sheet, arranging a reinforcement sheet in contact with said separating means, heating the second approximation means to a temperature T2 different from T1, moving the approximation means closer to one another, the second approximation means contacting with the reinforcement sheet and acquiring the temperature T2, and providing a foamable material filling the gap between both sheets, subjecting them to pressure, and the foamable material acquiring its final consistency in the form of a substantially rigid layer of foam (3) adhered to both sheets.
The present invention relates to a reflective element for solar fields, having a sandwich-type structure, comprising a reflective sheet (1), a reinforcement sheet (2) and a layer of foam (3) arranged between the reflective sheet (1) and the reinforcement sheet (2). The method of manufacturing the reflective element is performed in a press with first and second approximation means, with the following steps: heating the first approximation means to a temperature T1, arranging a reflective sheet (1) on the first approximation means and acquiring the temperature T1, arranging separating means in the periphery of the reflective sheet (1), arranging a reinforcement sheet (2) in contact with said separating means, heating the second approximation means to a temperature T2 different from T1, moving the approximation means closer to one another, the second approximation means contacting with the reinforcement sheet (2) and acquiring the temperature T2, and providing a foamable material filling the gap between both sheets, subjecting them to pressure, and the foamable material acquiring its final consistency in the form of a substantially rigid layer of foam (3) adhered to both sheets.
An absorber pipe for solar collectors is provided. The absorber pipe includes a metal pipe for and a cladding pipe surrounding the metal pipe to form an annular space that can be evacuated. The absorber pipe can include a wall extending between the cladding pipe and the metal pipe for sealing the annular space and a retaining device for a getter material or a container filled with getter material or inert gas. The retaining device has a receiving section for receiving the getter material or the container. The retaining device is fastened to the wall. The absorber pipe can alternately include a getter material disposed in the annular space for binding free hydrogen present in the annular space and a reflector disposed in the annular space for reflecting radiation. The reflector has a housing with a support section for fastening and protecting the getter material from the radiation.
The present invention relates to a system for the articulated attachment between a reflector element used in a solar thermal concentration collector and its supporting structure. The system allows the attachment between the reflector mirror and the supporting structure in all its anchoring points without there being stresses of any type due to angular deviations on the reflector. It comprises a main body of attachment (2) intended for being fixed on the face of the reflector element (13) opposite the face of incidence of solar radiation, comprising a hole (14) intended for receiving a male fixing element (3), and adaptable joint means which allow the free rotation in space of the attachment between the reflector element (13) and the supporting structure. The adaptable joint means comprise a through hole (15) intended for allowing the passage therethrough of a threaded rod (3) having a first end for fixing in the hole of the main body of attachment (2) and a second end for receiving a nut or threaded female part intended for rigidly fixing the entire reflector element (13) and supporting structure assembly.
F16B 43/02 - Washers or equivalent devicesOther devices for supporting bolt-heads or nuts with special provisions for engaging surfaces which are not perpendicular to a bolt axis or do not surround the bolt
12.
Reflector element for a solar heat reflector and the method for producing the same
Reflector element (1) for a solar collector including a not mechanically flexed monolithic glass pane (2) of heat treated glass which due to its enhanced resistance properties becomes self-supported without requiring the presence of any kind of frame member or device to maintain its shape at the normal utilization temperatures. The reflector element is substantially parabolic and can be provided with at least one bore (3) for a fixing element to fix the reflector element (1) to a supporting structure.
F24J 2/10 - having reflectors as concentrating elements
F24J 2/14 - semi-cylindrical or cylindro-parabolic
G02B 7/183 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors for mirrors specially adapted for very large mirrors, e.g. for astronomy
b) is a cermet material including at least one oxide compound and at least one metal. The oxide compound is aluminium oxide, silicon oxide, nickel oxide and/or chromium oxide. The metal is molybdenum, nickel, tungsten and/or vanadium. The invention also includes an absorber tube with the absorber coating on it.
The present invention relates to a protection for reflective mirrors of solar energy concentrators. The protection comprises a peripheral cord (8) which extends along the edge of the reflector (9) covering the peripheral area of the reflective layer on the edge of the reflector (9). Preferably, the peripheral cord (8) is made substantially of an elastomer (silicone) polymer and adheres to at least the edge of the reflective mirror to protect it from corrosion and blows. It additionally defines a method to protect a reflector (9) against corrosion and blows by means of the extrusion of a peripheral cord (8) on the edge of the reflective mirror.
Reflector element (1) for a solar collector which comprises a not mechanically flexed monolithic glass pane (2) of heat treated glass which due to its enhanced resistance properties becomes self-supported without requiring the presence of any kind of frame member or device to maintain its shape at the normal utilization temperatures. The reflector element is substantially parabolic and can be provided with at least one bore (3) for a fixing element to fix the reflector element (1) to a supporting structure.
