SOLARWORLD INNOVATIONS GMBH Patent applications |
Patent application number | Title | Published |
20140154831 | Method and Device for processing at least one crystalline Silicon-wafer or a Solar-cell wafer - In different embodiments, a method is provided for processing at least one crystalline Silicon-wafer or a Solar-cell wafer. The method may include: a movement of the wafer with respect to a laser producing a laser beam; and therefore the formation of a laser channel in the wafer by means of a laser beam, wherein a thermal budget applied on the wafer by means of the laser beam is reduced in the peripheral region of the wafer, wherein the peripheral region includes a wafer edge, through which the laser beam exits the wafer after formation of the laser channel. | 06-05-2014 |
20140096822 | METHOD FOR MANUFACTURING A SILICON MONOCRYSTAL SEED AND A SILICON-WAFER, SILICON-WAFER AND SILICON SOLAR-CELL - Within the scope of a Silicon-wafer making, in which a silicon monocrystal seed is arranged in the bottom region of a crucible, wherein the silicon monocrystal seed has a seed surface with a {110}-crystal orientation perpendicular to the bottom region of the crucible, in which liquid high-purity silicon is solidified, starting from the seed surface of the silicon monocrystal seed, and in which the silicon block is split into Silicon-wafers in such a manner that a wafer surface has a {100}-crystal orientation, wherein the silicon monocrystal seed is manufactured from a silicon monocrystal block, the block axis of which has a [110]-spatial orientation, wherein the silicon monocrystal block is cut-off for forming the seed surface of the silicon monocrystal seed with the {110}-crystal orientation parallel to the block axis. | 04-10-2014 |
20140034123 | SOLAR CELL AND METHOD OF MANUFACTURING - In different exemplary embodiments, a solar cell is provided, including: a substrate with a first region and a second region, wherein the first region includes at least a first electrical conductivity and the second region includes at least a second electrical conductivity which is greater than the first electrical conductivity; and a passivation on the surface of the substrate; and a contact-structure on the surface of the substrate, wherein the contact-structure includes a plurality of contacts; wherein two contacts of the plurality of contacts are disposed at a first distance with respect to each other in the first region; wherein two further contacts of the plurality of contacts are disposed at a second distance with respect to each other in the second region; and wherein the second distance is greater than the first distance. | 02-06-2014 |
20130284241 | Photovoltaic Module - The present invention relates to a photovoltaic module comprising a front-side glass cover, a back-side cover and a number of interconnected solar cells. The solar cells are arranged in an embedding layer between the front-side and the back-side cover. | 10-31-2013 |
20130243939 | PROCESS FOR ENCAPSULATING A SOLAR CELL IN A POLYMER MATRIX - The present invention relates to a process for producing a solar module comprising one or more solar cell(s) encapsulated in a polymer matrix, wherein the process comprises applying a matrix composition to one or more solar cell(s) such that the one or more solar cell(s) is/are surrounded by a continuous layer of matrix composition and polymerizing the matrix composition in order to form a polymer matrix encapsulating the one or more solar cell(s), wherein the matrix composition is a structurally viscous liquid which comprises a polymerizable compound for forming the matrix and has a yield point, and to the thus obtainable solar modules. | 09-19-2013 |
20130233239 | METHOD FOR PRODUCING SILICON INGOTS - Method for producing a silicon ingot comprising the following steps: providing a container for receiving a silicon melt with a base wall extending perpendicular to an axial direction and side walls, providing at least one flat monocrystalline seed crystal with an axial orientation selected from the group of <110>, <100> and <111> orientation, arranging the at least one seed crystal on the base wall of the container and directional solidification of a silicon melt in the container (2) to form a silicon ingot proceeding from the at least one seed crystal, wherein the axial orientation of the at least one seed crystal predetermines an axial orientation for the silicon ingot and wherein the at least one seed crystal is configured on the base wall of the container in such a way that a twin formation is avoided in an edge region adjoining the side walls. | 09-12-2013 |
20130183789 | Method for Contacting and Connecting Solar Cells - A method for contacting and connecting solar cells, according to which at least one electrode is formed by at least one wire conductor, and including the following steps:
| 07-18-2013 |
20130153020 | Solar cell screen-printing composition, solar cell and method for manufacturing a metallization structure - In various embodiments, a solar cell screen-printing composition is provided, comprising aluminum; and silicon; the percentage by mass of silicon lying in a range from | 06-20-2013 |
20130152994 | Solar Cell Combination - A solar cell combination having at least two independent electrodes, in which at least one first electrode is formed by at least one first wire conductor that first spans a plurality of solar cells, and in which the first and the second electrodes are contacted with each other, and the first and/or second electrode is disconnected at the positions required for the connection. | 06-20-2013 |
20120279546 | SOLAR CELL CONNECTOR ELECTRODE, SOLAR CELL MODULE AND METHOD FOR ELECTRICALLY CONNECTING A PLURALITY OF SOLAR CELLS - In various embodiments, a solar cell connector electrode may include a multiplicity of electrically conductive solar cell connector elements arranged alongside one another; and a plurality of electrically non-conductive and isolated from one another, planar elements on which the electrically conductive solar cell connector elements are arranged. Solar cell connector element isolating locations are provided in regions on the planar elements, such that, by means of a respective solar cell connector element isolating location, a respectively electrically conductive solar cell connector element is divided into a plurality of, preferably two, solar cell connector partial elements electrically isolated from one another. | 11-08-2012 |
20120204928 | Solar Cell, Solar Module and Method for Manufacturing a Solar Cell - In various embodiments, a solar cell is provided. The solar cell may include a base region doped with dopant of a first doping type; an emitter region doped with dopant of a second doping type, wherein the second doping type is opposite to the first doping type; a plurality of regions in the emitter region having an increased dopant concentration of the second doping type compared with the emitter region; and a plurality of metallic soldering pads, wherein each soldering pad is at least partially arranged on a region having an increased dopant concentration. | 08-16-2012 |
20120152304 | TABBING RIBBON, PHOTOVOLTAIC SOLAR PANEL, METHOD FOR MANUFACTURING A SOLAR CELL TABBING RIBBON, MACHINE FOR MANUFACTURING A SOLAR CELL TABBING RIBBON - In various embodiments, a tabbing ribbon for connecting at least one solar cell is provided, wherein the tabbing ribbon at least partially extends in a non-planar manner and includes a non-planar section. | 06-21-2012 |
20120129342 | METHOD FOR FABRICATING A SEMICONDUCTOR SUBSTRATE WITH A CO-PLANAR BACKSIDE METALLIZATION STRUCTURE - A method for fabricating a backside metallization structure on a semiconductor substrate including moving a printhead having at least one nozzle orifice relative to the semiconductor substrate, and feeding an Al passivation layer ink and an AgAl soldering pad ink through said printhead such that both said Al passivation layer ink and said AgAl soldering pad ink are simultaneously extruded from said at least one nozzle orifice and deposited onto the semiconductor substrate. | 05-24-2012 |
20120126629 | Controller, power inverter, photovoltaic power supply system, and method for controlling deactivation of at least one photovoltaic module - Various embodiments may provide a controller for photovoltaic power supply, configured to be connected with one or more photovoltaic modules and configured to be connected with an AC grid terminal, wherein the controller is configured to monitor the status of the AC grid power and to generate a signal for deactivation of the photovoltaic modules if the AC power is off, wherein the controller is further configured to generate the signal such that it controls the activation of the at least one photovoltaic module with an active signal having a non-zero signal voltage level and such that it controls the deactivation of the at least one photovoltaic module with an inactive signal, wherein the deactivation of the at least one photovoltaic module results in that the connections between a plurality of photovoltaic modules are interrupted or that the photovoltaic modules are short circuited. | 05-24-2012 |
20120108003 | METHOD FOR PRODUCING A SOLAR CELL - In various embodiments, a method for producing a solar cell is provided. In accordance with the method, through-holes may be formed in a solar cell substrate having the basic doping of a first conduction type. Furthermore, predetermined surface regions of a first surface of the solar cell substrate which include at least one portion of the through-holes may be highly doped with a second, opposite conduction type; and simultaneously or subsequently other surface regions of the first surface are lightly doped with the second conduction type. Furthermore, first and second metallic contacts may subsequently be formed in such a way that the second metallic contacts are electrically isolated from the first metallic contacts. | 05-03-2012 |
20120103387 | PHOTOVOLTAIC COMPONENT - The present invention relates to a photovoltaic component comprising a superimposed arrangement of at least one inorganic solar cell and at least one organic solar cell. The inorganic solar cell comprises a translucent backside opposite to the organic solar cell. The present invention further relates to a method of producing a photovoltaic component. | 05-03-2012 |
20110297223 | Method for producing silicon wafers, and silicon solar cell - In order to produce silicon wafers, liquid ultra-pure silicon is solidified on a silicon monocrystalline seed arranged in the bottom area of a crucible and having a seed surface comprising a {110}-crystal orientation and an edge surface having a {100}-crystal orientation starting from the bottom of the crucible, thus forming a silicon block on the seed surface of the silicon monocrystalline seed which largely takes over the {110}-crystal orientation. Subsequently, the silicon block is divided into wafers with a wafer surface having a {100}-crystal orientation. | 12-08-2011 |
20110290298 | SOLAR CELL, SOLAR MODULE, AND METHOD FOR WIRING A SOLAR CELL, AND CONTACT WIRE - In various exemplary embodiments, a solar cell is provided, including a layer structure having at least one photovoltaic layer; and a plurality of contact wires running on the surface of the layer structure. The contact wires are wire-bonded radially with respect to their axis onto the surface of the layer structure. | 12-01-2011 |
20110271996 | METHOD FOR FIXING A PHOTOVOLTAIC CELL CONNECTOR ON A SURFACE OF A PHOTOVOLTAIC CELL, PHOTOVOLTAIC CELL CONNECTOR FORMING DIE, DEVICE FOR FIXING A PHOTOVOLTAIC CELL CONNECTOR ON A SURFACE OF A PHOTOVOLTAIC CELL - In various embodiments, a method for patterning the surface of a solder-covered photovoltaic cell connector on the light-incidence side of a photovoltaic cell is provided. The method may include heating at least a part of the solder-covered photovoltaic cell connector which is in contact with the surface of the photovoltaic cell; patterning at least a part of the surface of the heated part of the solder-covered photovoltaic cell connector so that a predetermined surface pattern is formed; and cooling the photovoltaic cell connector by means of which the pattern is fixed on the solder-covered surface of the photovoltaic cell connector. | 11-10-2011 |
20110265844 | PHOTOVOLTAIC MODULE, METHOD FOR ELECTRICALLY CONNECTING A PLURALITY OF PHOTOVOLTAIC CELLS, AND DEVICE FOR ELECTRICALLY CONNECTING A PLURALITY OF PHOTOVOLTAIC CELLS - In various embodiments, a photovoltaic module may include: a plurality of photovoltaic cells, at least one photovoltaic cell of the number of photovoltaic cells comprising: a first plurality of contact wires on a front of the photovoltaic cell; and a second plurality of contact wires on a rear of the photovoltaic cell. The first plurality of contact wires and the second plurality of contact wires may be arranged offset with respect to one another. | 11-03-2011 |
20110253191 | METHOD FOR FITTING CONTACT WIRES TO A SURFACE OF A PHOTOVOLTAIC CELL, PHOTOVOLTAIC CELL, PHOTOVOLTAIC MODULE, ARRANGEMENT FOR FITTING CONTACT WIRES TO A SURFACE OF A PHOTOVOLTAIC CELL - In various embodiments, a method for fitting contact wires to a surface of a photovoltaic cell is provided. The method may include: feeding the contact wires to a contact wire positioning and placement device, wherein the contact wire positioning and placement device comprises a plurality of nozzles or eyes, wherein at least one contact wire is in each case passed through a respective nozzle or eye, for positioning and placement thereof onto the surface of the photovoltaic cell; positioning and placing the contact wires on the surface of the photovoltaic cell by means of the contact wire positioning and placement device; and attaching the contact wires to the surface of the photovoltaic cell. | 10-20-2011 |
20110174354 | PHOTOVOLTAIC CELL ELECTRODE AND METHOD FOR ELECTRICALLY CONNECTING A PHOTOVOLTAIC CELL - An electrode for electrically connecting two photovoltaic cells is provided. Each photovoltaic cell may include a plurality of lamellar electrically conductive surface regions. The electrode may include a plurality of electrically conductive wires extending adjacent to one other; and a stabilizing structure coupled to the plurality of electrically conductive wires such that the space between the electrically conductive wires to one another is defined until the plurality of electrically conductive wires has been fixed on the plurality of lamellar electrically conductive surface regions of a photovoltaic cell. | 07-21-2011 |
20110062015 | COATING APPARATUS AND COATING METHOD - An apparatus for coating a substrate with a layer of inhomogeneous but continuous thickness is provided. The apparatus may include a holding device configured to hold a substrate to be coated; a coating device comprising at least one coating source for providing a coating material, which is arranged at a distance from the holding device; and at least one magnetizing device configured to generate a predetermined magnetic field in the region between the substrate to be coated and the coating source. The magnetizing device may be arranged on the opposite side of the holding device to the coating source. | 03-17-2011 |