ENERGÍA SOLAR FOTOVOLTAICA

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Resultados 54 resultados LastUpdate Última actualización 12/07/2020 [16:04:00] pdf PDF xls XLS

Solicitudes publicadas en los últimos 15 días / Applications published in the last 15 days



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LUMINESCENT SOLAR CONCENTRATOR USING PEROVSKITE STRUCTURES

NºPublicación: US2020212240A1 02/07/2020

Solicitante:

GLASS TO POWER S P A [IT]

KR_20200049796_A

Resumen de: US2020212240A1

A luminescent solar concentrator having a glass or plastics matrix containing or covered with perovskites having luminescence from intra-gap states is provided.

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METHOD FOR MANUFACTURING PEROVSKITE SILICON TANDEM SOLAR CELL

NºPublicación: US2020212243A1 02/07/2020

Solicitante:

LG ELECTRONICS INC [KR]

KR_20180130397_A

Resumen de: US2020212243A1

The present disclosure relates to a method for manufacturing a monolithic tandem solar cell in which a perovskite solar cell is laminated and bonded on a silicon solar cell. According to the present disclosure, a first microporous precursor thin film is formed through a sputtering method on a substrate having an unevenly structured texture and then a halide thin film is formed on the first microporous precursor thin film to form a perovskite absorption layer, whereby light reflectance can be reduced and a path of light can be increased, and accordingly a light absorption rate can be increased.

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NON-THERMAL CANDOLUMINESCENCE FOR GENERATING ELECTRICITY

NºPublicación: US2020212840A1 02/07/2020

Solicitante:

TECHNION RES AND DEVELOPEMENT FOUNDATION LTD [IL]

CN_110463031_A

Resumen de: US2020212840A1

Methods and systems convert combustion products to electricity, by efficiently coupling between photovoltaic cells with photons. The photons are emitted from a burning process of a photoluminescence material, the burning process including the chemical reaction of combustion.

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LIGHTNING STRIKE ALARM SYSTEM USING BIPOLAR CONVENTIONAL AIR TERMINAL

NºPublicación: US2020209431A1 02/07/2020

Solicitante:

OMNI LPS CO LTD [KR]

US_2018239059_A1

Resumen de: US2020209431A1

A lightning strike alarm system using a Bipolar Conventional Air Terminal (BCAT) is provided. The lightning strike alarm system using BCAT including a rod element to which a ground charge is electrified and an electrification plate-cone or an electrification plate-tube electrified by a thunderstorm cloud, includes a luminescence unit to be electrically connected to the rod element and the electrification plate-cone or the electrification plate-tube and emits light by electric energy electrified to the electrification plate-cone or the electrification plate-tube by the thunderstorm cloud. The lightning strike alarm system enables a user to find that an impulse current of the thunderstorm is normally and safely flown to the ground, and thus, the user may have psychological security.

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FRAME FOR PANEL-SHAPED MODULE AND FRAME STRUCTURE FOR PANEL-SHAPED MODULE

NºPublicación: WO2020137996A1 02/07/2020

Solicitante:

IDEMITSU KOSAN CO [JP]

Resumen de: WO2020137996A1

Provided is a frame for a panel-shaped module with which a drainage passage can be formed more simply. The frame (220) for a panel-shaped module has: a first flange (224) extending in a first direction along a first edge of a panel (210) and covering an upper surface of the first edge of the panel (210); and a first abutting part (223a) configured so as to abut, at an end in the first direction, another frame (230) extending in a second direction along a second edge of the panel (210). When viewed from a direction orthogonal to the panel (210), the first abutting part (223a) is positioned on the outside of the tip end of the first flange (224) in the second direction.

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METHOD FOR COATING PHOTOVOLTAIC PANEL, AND PHOTOVOLTAIC POWER GENERATING DEVICE USING SAME

NºPublicación: WO2020138752A1 02/07/2020

Solicitante:

BK ENERGY CO LTD [KR]

Resumen de: WO2020138752A1

The present invention relates to a method for coating a photovoltaic panel, and a photovoltaic power generating device using same and, more specifically, to a method for coating a photovoltaic panel, and a photovoltaic power generating device using same, wherein the method inhibits various pollutants such as dust and salt from attaching to the surface of a photovoltaic panel so as to increase power generation efficiency. The method for coating a photovoltaic panel, of the present invention, comprises: a water washing step of washing the surface of the photovoltaic panel by spraying water thereonto; a cleaning liquid applying step of applying a cleaning liquid to the surface of the photovoltaic panel after the water washing step; a rinsing step of spraying washing water after the cleaning liquid applying step so as to remove pollutants and the cleaning liquid on the surface of the photovoltaic panel; and a coating liquid applying step of applying a coating liquid to the surface of the photovoltaic panel after the rinsing step so as to form an anti-stain coating film.

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BASES OF SOLAR PANEL MODULE, SOLAR PANEL MOUNTING SUPPORT AND SOLAR PANEL MODULE

NºPublicación: WO2020133846A1 02/07/2020

Solicitante:

ZHENG FENGTAO [CN]

Resumen de: WO2020133846A1

Disclosed are bases (2) of a solar panel module (100), a solar panel mounting support (10) provided with the bases (2) of the solar panel module (100), and the solar panel module (100), wherein same relate to the field of solar lamps. The solar panel module (100) comprises solar panels (101) and the solar panel mounting support (10), the solar panel mounting support (10) comprises a mounting frame (1) and the two bases (2), the cross section of each of the bases (2) is arranged to be in the shape of a first polygon, the two bases (2) are respectively detachably connected to the two ends of the mounting frame (1), the cross section of the mounting frame (1) is arranged to be in the shape of a second polygon, the side surface corresponding to each edge of the second polygon is provided with a placement groove (11), the placement groove (11) penetrates through the mounting frame (1) in the axial direction of the mounting frame (1), the number of edges of the first polygon is equal to the number of edges of the second polygon, and each placement groove (11) is internally provided with one solar panel (101).

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LIGHT REFLECTING FILM AND PHOTOVOLTAIC ASSEMBLY THEREOF

NºPublicación: WO2020133283A1 02/07/2020

Solicitante:

ZHONGTIAN TECH ADVANCED MATERIALS CO LTD [CN]
JIANGSU ZHONGTIAN TECHNOLOGY CO LTD [CN]

Resumen de: WO2020133283A1

Provided by the present invention is a light reflecting film, comprising a substrate layer, a micro-structure layer, a light reflection layer, and a bonding layer that are sequentially provided, wherein the micro-structure layer is several micro-structures that are arranged in order and that protrude from a surface of the substrate, the light reflection layer and the bonding layer are provided with the same central axis, the substrate layer, micro-structure layer, and reflective layer have the same width, and the width of the bonding layer is greater than the width of the reflective layer. The light reflecting film provided by the present invention has a simple structure, provides the bonding layer on the light reflection layer to effectively prevent the light reflection layer from falling off, and has excellent insulation performance; in addition, the width of the bonding layer is greater than the width of other parts of the light reflecting film, which facilitates the fixation of the light reflecting film; the light reflection layer is prevented from sliding to contact a cell, thus causing a short circuit; and the contact area with a cell is increased during installation, which reduces the local force on the cell and effectively avoids the risk of damage to the cell.

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PHOTOVOLTAIC ASSEMBLY AND FABRICATION METHOD THEREFOR

NºPublicación: WO2020133284A1 02/07/2020

Solicitante:

ZHONGTIAN TECH ADVANCED MATERIALS CO LTD [CN]
JIANGSU ZHONGTIAN TECHNOLOGY CO LTD [CN]

Resumen de: WO2020133284A1

A photovoltaic assembly (100) and a fabrication method therefor, wherein the photovoltaic assembly (100) comprises a front packaging sheet (10), a first packaging adhesive film (30), a battery sheet (40), a second packaging adhesive film (50) and a back sheet (60) that are arranged in succession; a light reflecting film (70) is also provided on a side surface of the side of the back sheet (60) adjacent to the second packaging adhesive film (50); the light reflecting film (70) is continuously extended along a longitudinal or lateral gap of the battery sheet (40); and the light reflecting film (70) is strip-shaped, the width range thereof is between 2-30 mm, and the thickness range thereof is between 50-300 μm. The light reflecting film (70) disposed at the longitudinal and lateral gaps of the battery sheet (40) enables sunlight located at the gaps of the battery sheet (40) to be effectively utilized, and a non-battery-sheet area in the photovoltaic assembly (100) is fully utilized, so that the sunlight incident into the photovoltaic assembly (100) is utilized to the maximum extent, thereby effectively increasing the output power of the photovoltaic assembly (100).

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SOLAR CELL INTERCONNECTION STRUCTURE, POLYMER FILM PROVIDED WITH WIRES, AND METHOD FOR MANUFACTURING POLYMER FILM PROVIDED WITH WIRES

NºPublicación: WO2020135003A1 02/07/2020

Solicitante:

LONGI SOLAR TECH TAIZHOU CO LTD [CN]

Resumen de: WO2020135003A1

Disclosed are a solar cell interconnection structure, a polymer film provided with wires, and a method for manufacturing same. The solar cell interconnection structure comprises at least two solar cell sheets (10), wherein a front face of each of the solar cell sheets (10) is fixedly connected to a front electrode gate line (11) and a wire (12), with one electrode gate line (11) being electrically connected to at least one wire (12); and the solar cell sheet (10) is provided with a first long side (13) and a second long side (14), and the wires (12) are radially distributed from the second long side (14) to the first long side (13). The above structure can reduce the length of the wires (12), decrease the resistance, and reduce the transmission distance, such that the solar cell sheets (10), which are large in terms of size, can be used for lamination.

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Method for detecting poor mounting state of module, and array

NºPublicación: AU2018384334A1 02/07/2020

Solicitante:

SUMITOMO ELECTRIC INDUSTRIES

WO_2019117189_PA

Resumen de: AU2018384334A1

This method for detecting a poor mounting state of a module in a light condensing photovoltaic power generating device is configured such that: a surface of an array is imaged by an imaging device; a light receiving unit, including a cell and the vicinity thereof, is represented as a virtual image that has been enlarged by passing through a condensing lens; an image is acquired, the image being formed as a result of a group of pixels of the virtual image becoming a synthetic virtual image of the light receiving unit as a whole, and the image being projected across a plurality of modules; and a poor mounting state of a module is detected on the basis of the configuration of the synthetic virtual image.

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SOLAR CELL INTERCONNECTION STRUCTURE

NºPublicación: WO2020135070A1 02/07/2020

Solicitante:

LONGI SOLAR TECH TAIZHOU CO LTD [CN]

Resumen de: WO2020135070A1

Disclosed in the present application is a solar cell interconnection structure, comprising at least two solar cell panels arranged in a shingled structure. A front side of each solar cell panel is provided with a plurality of grid lines arranged side by side, and the front side of each solar cell panel is also provided with a plurality of lead wires arranged side by side. The lead wires intersect with and are electrically connected to the grid lines. At an overlap of two adjacent solar cell panels, a solar cell panel at a lower side is provided thereon with an electrode disc, the electrode disc is electrically connected to an electrode on a back side of a solar cell panel at an upper side, and the electrode disc is electrically connected to a lead wire. The solution above reduces the internal resistance of the interconnect structure by means of providing a plurality of lead wires, so that loss caused by the resistance of the interconnect structure may be greatly reduced. In addition, the use of lead wires may usually re-reflect sunlight incident on the lead wires to a surface of the solar cell panel, which improves the utilization rate of light of the solar cell panel and reduces adverse effects caused by shading traditional grid line electrodes.

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TOUGHENED SEMICONDUCTOR SUBSTRATES, DEVICES PRODUCED WITH TOUGHENED SEMICONDUCTOR SUBSTRATES, AND METHODS OF PRODUCING SAME

NºPublicación: WO2020136653A1 02/07/2020

Solicitante:

SOLARPAINT LTD [IL]

Resumen de: WO2020136653A1

An apparatus includes a segmented Photovoltaic (PV) cell array, having a plurality of micro PV cells. The PV cell array includes one of: (I) a single wafer that is segmented via craters, (II) a portion of a single wafer that is segmented via craters, (III) a set inter-connected wafers that are segmented via craters. The wafer is one of: (i) a composite metallized wafer having an underlying metallization layer, wherein each crater penetrates an entirety of the non-metalized layers of the wafer but does not penetrate the underlying metallization layer; (ii) a semiconductor wafer, wherein each crater penetrates into not more than 99 percent of an entire depth of the semiconductor wafer. Each crater creates a physical recess separation between two neighboring micro PV cells, which are still inter-connected to each other but only across some and not all of their height. The micro PV cells are connected to each other, mechanically and electrically.

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Solar tracker system

NºPublicación: AU2019222676A1 02/07/2020

Solicitante:

FCX SOLAR LLC

US_2019253021_A1

Resumen de: AU2019222676A1

A photovoltaic system includes a collection of photovoltaic modules, a base supporting the collection of photovoltaic modules, and a damper coupled between the collection of photovoltaic modules and the base. The damper resists movement of the photovoltaic modules relative to the base. The damper has a first damping ratio when the collection of photovoltaic modules moves at a first rate relative to the base and a second damping ratio when the collection of photovoltaic modules moves at a second rate relative to the base, and the damper passively transitions from the first damping ratio to the second damping ratio.

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ELECTRICAL CONNECTION METHOD FOR SOLAR CELL ASSEMBLY AND SOLAR CELL ASSEMBLY USING SAME

NºPublicación: WO2020134900A1 02/07/2020

Solicitante:

SI CHUAN ZHONG SHUN SOLAR ENERGY DEV CO LTD [CN]

Resumen de: WO2020134900A1

Disclosed in the present invention are an electrical connection method for a solar cell assembly and the solar cell assembly using same. The solar cell assembly comprises a plurality of arrayed solar cell sheets. The method comprises: first, equally divide each of the solar cell sheets into at least two slices, and divide the whole solar cell assembly into at least two parts consistent with the number of equal slices of each solar cell sheet; then connect all cell slices in each part of the solar cell assembly in series, and form an independent wire outlet end on the solar cell assembly; and finally, the parts of adjacent solar cell assemblies can be freely connected in series or in parallel. According to the present invention, a wire outlet mode in which multiple corresponding wire outlet ends are used according to the number of slices divided from each solar cell sheet in the solar cell assembly is adopted, so that an appropriate voltage grade can be obtained in a common use environment to solve the matching problem between the voltage and current of a high-efficiency solar cell assembly and a device in the back section of a photovoltaic power generation system, and free series or parallel connection of the parts between solar cell assemblies can be implemented under special circumstances.

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SOLAR CELL MANUFACTURING METHOD

NºPublicación: WO2020138185A1 02/07/2020

Solicitante:

KANEKA CORP [JP]

Resumen de: WO2020138185A1

Provided is a solar cell manufacturing method which can simplify the manufacturing process and suppress lift-off layer delamination. The solar cell manufacturing method includes: a step for forming a first semiconductor layer material film on the rear surface of a semiconductor substrate 11; a step for forming a lift-off layer on the material film; a step for forming a protective layer on the lift-off layer; a step for forming a first semiconductor layer 25, a lift-off layer 41, and a protective layer 51, which are patterned, in a first region 7 by using a pattern printing resist 90, and for removing the pattern printing resist 90 and the protective layer 51; a step for forming a second semiconductor layer material film on the lift-off layer 41 in the first region 7 and in a second region 8; and a step for forming a patterned second semiconductor layer in the second region 8 by removing the lift-off layer 41, wherein the protective layer 51, during the step for forming the first semiconductor layer, protects the lift-off layer 41 from a solution that is used for the patterning and is removed by a solution that removes the pattern printing resist 90.

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SOLAR CELL MANUFACTURING METHOD AND SOLAR CELL MANUFACTURING DEVICE

NºPublicación: WO2020137582A1 02/07/2020

Solicitante:

KANEKA CORP [JP]

Resumen de: WO2020137582A1

Provided is a solar cell manufacturing method in which the solar cell manufacturing process can be simplified. This solar cell manufacturing method includes: (A1) a step for forming a first semiconductor layer material film on the rear surface side of a semiconductor substrate 11; (A2) a step for selectively forming a lift-off layer on the first semiconductor layer material film in a first region 7, using a mask; (A3) a step for forming a patterned first semiconductor layer 25 in the first region 7 by removing the first semiconductor layer material film in a second region 8 by hydrogen plasma etching, using the lift-off layer as a mask; (A4) a step for forming a second semiconductor layer material film on the lift-off layer in the first region 7 and in the second region 8; and (A5) a step for removing the second semiconductor layer material film in the first region 7 by removing the lift-off layer by etching using an etching solution, and forming a patterned second semiconductor layer 35 in the second region 8.

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METHOD FOR MANUFACTURING MULTI-JUNCTION SOLAR CELL, AND MULTI-JUNCTION SOLAR CELL MANUFACTURED BY SAME

NºPublicación: WO2020138597A1 02/07/2020

Solicitante:

KOREA ADVANCED NANO FAB CENTER [KR]

Resumen de: WO2020138597A1

The present invention relates to a method for manufacturing a multi-junction solar cell, and a multi-junction solar cell manufactured by same, and comprises: a first step for forming a light absorption layer above a substrate for epitaxial growth; a second step for forming a back contact electrode above the light absorption layer; a third step for removing the substrate for epitaxial growth from the light absorption layer, and a fourth step for forming a front contact electrode above the light absorption layer on the side where the substrate for epitaxial growth has been removed, wherein the light absoprtion layer is formed with N sub-cells (N is a natural number greater than or equal to 2) having different absorption wavelengths from each other, and each sub-cell is joined via a tunnel junction to form a multi-junction.

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MOLTEN SOLDER FOR PHOTOVOLTAIC MODULE, ELECTRODE WIRE, FOR PHOTOVOLTAIC MODULE, COMPRISING SAME, AND PHOTOVOLTAIC MODULE

NºPublicación: WO2020138599A1 02/07/2020

Solicitante:

KOS LTD [KR]

Resumen de: WO2020138599A1

The present invention provides molten solder, for a photovoltaic module, showing a low melting point and high adhesiveness. Molten solder for a photovoltaic module according to an embodiment of the present invention comprises: tin (Sn) in the range of 59.5 weight% to 60.0 weight%; indium (In) in the range of 0.1 weight% to 0.5 weight%; and the balance being lead (Pb) and unavoidable impurities.

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OPTICAL ELEMENT, LIGHTING DEVICE, AND LIGHT CONDENSER

NºPublicación: EP3674755A1 01/07/2020

Solicitante:

TOSHIBA KK [JP]
TOSHIBA MATERIALS CO LTD [JP]

US_2020166686_A1

Resumen de: EP3674755A1

According to one embodiment, an optics includes an incidence part (130), a first internal total reflection part (110), and an emission part (140). The incidence part (130) is where a light beam enters. The first internal total reflection part (110) internally totally reflects a light beam from the incidence part (130). The emission part (140) emits light beam internally totally reflected by the first internal total reflection part (110). The first internal total reflection part (110) includes a first ridge part (111). The first ridge part (110) extends radially from a central axis (A1) of the optics. The cross-sectional shape of the first ridge part (110) changes according to a distance from the central axis (A1).

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METHOD FOR PHOTOVOLTAIC MODULE FAULT DIAGNOSIS, EDGE CALCULATION PROCESSING DEVICE, AND INVERTER

NºPublicación: EP3675353A1 01/07/2020

Solicitante:

SUNGROW POWER SUPPLY CO LTD [CN]

US_2020204111_A1

Resumen de: EP3675353A1

Provided are a method for photovoltaic module fault diagnosis, an edge calculation processing device and an inverter. Firstly, multiple module-level power electronic devices are controlled to perform IV scanning on photovoltaic modules connected to the module-level power electronic devices respectively and IV curves of the photovoltaic modules are obtained by the module-level power electronic devices respectively. Secondly, an IV curve satisfying a condition is selected from the IV curves of the photovoltaic modules as a reference curve. Thirdly, each of remaining IV curves in the IV curves of the photovoltaic modules other than the reference curve is compared with the reference curve, to generate comparison results. Finally, a fault diagnosis result for each of the photovoltaic modules is generated based on the comparison results.

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SOLAR CELL MODULE INCLUDING SOLAR CELLS

NºPublicación: EP3675180A1 01/07/2020

Solicitante:

PANASONIC CORP [JP]

US_2020212233_A1

Resumen de: EP3675180A1

The finger electrode is formed by hard-soldered silver paste. The melting point of the first type solder layer provided on the surface of the terminal wiring member is higher than the melting point of the second type solder layer provided on the surface of the wire. The first width, in the first direction, of the second type solder layer in the first portion where the wire is connected to the terminal wiring member is larger than the second width, in the first direction, of the second type solder layer in the second portion where the wire is connected to the finger electrode.

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IMPROVED METHOD FOR SOLAR CELL DOPING

NºPublicación: EP3673518A1 01/07/2020

Solicitante:

COMMISSARIAT ENERGIE ATOMIQUE [FR]

CN_111344872_A

Resumen de: WO2019102118A1

Production of a photovoltaic cell comprising the following steps: - forming, on the lateral edges (2) of a semi-conductive substrate (1), a barrier layer (4) based on a dielectric material containing dopants adapted to perform N-type doping; implanting the front face (AV) of the substrate (1) so as to produce P-type doping, the barrier layer (4) being configured so as to limit the P-type doping to the lateral edges of the substrate; - thermal annealing so as to produce a diffusion in the semi-conductive material of said dopants contained in said barrier layer.

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AN ACTIVE POWER CURTAILMENT MANAGEMENT SYSTEM

NºPublicación: EP3675308A1 01/07/2020

Solicitante:

VITO NV [BE]

Resumen de: EP3675308A1

The present invention is related to the problem of Active Power Curtailment (APC) in single/multiple-phase photovoltaic (PV) systems. During the APC, the inverter in a grid-connected single/multiple-phase PV system fails to inject active power into the low voltage distribution network due to the violation of network voltage upper limit (e.g. 1.10 per unit in Belgium), which leads to a loss of PV power. Therefore, the main focus of the present invention is to minimize this PV power loss to zero by providing a solution/system in order to prevent or reduce APC of such single-phase PV systems.

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AN IMPROVED CONCENTRATED SOLAR POWER APPARATUS ENABLED BY FRESNEL LENS TUNNEL

Nº publicación: EP3673515A1 01/07/2020

Solicitante:

JAIN RAJESH DHANNALAL [IN]

US_2020212841_A1

Resumen de: WO2019038579A1

A Concentrated Solar Power (CSP) apparatus to capture Direct Normal Irradiance (DNI) in form of thermal energy and to store the thermal energy in the form of a heat, in a plurality of Thermal Storage Material, to be used as a heat source is described, the apparatus comprising at least one Fresnel Lens Tunnel 12. A receiver 7 containing a re-circulating TES material is implemented.The apparatus may further comprise the FLT 12 comprising at least three non- imaging concentrating optical elements and at least one Enveloped Linear Fresnel Reflector 13 to power each side of the FLT 12 which is not receiving DNI and at least one Reflector and Lens Mount with Shield (RLMS 14), the rotatable device, comprising a pair of central hubs for connecting the RLMS 14 to the rotating means, and providing rotary motion to the RLMS 14 wherein the load is sustained by Mount carrier base.

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