Entries |
Document | Title | Date |
20080236645 | Photoelectric conversion device - Provided is a photoelectric conversion device for outputting an output voltage according to incident light, including photoelectric conversion unit for holding an optical charge generated by the incident light, a signal processing circuit impressed with a reference voltage for outputting the output voltage according to the incident light by applying a predetermined process to an output signal of the photoelectric conversion unit, and a switch provided between a terminal externally supplied with the reference voltage, and the signal processing circuit. | 10-02-2008 |
20080257396 | High altitude structures and related methods - A system and method is described generally for providing a high altitude conduit the high altitude conduit includes a first material layer forming an elongated duct. The high altitude conduit also includes a second material layer outside the first material layer. The second material layer defines a space between the second material layer and the first material layer. A gas has a density that is less dense than that of the atmosphere outside of the second material layer. The gas is disposed in the space between the first and the second layer. An introducer is configured to provide the gas into the space between the first material layer and the second material layer. The gas causes the conduit to extend in an approximately upright orientation. | 10-23-2008 |
20080289678 | LIGHT RECAPTURING SYSTEM AND METHOD - A system for recapturing light emitted by a light source and converting that light into electrical current which can be used to power the same light source or other devices. An exemplary embodiment may use photovoltaic cells to recapture light from ceiling lights and convert it into a source of power for the ceiling light. Another embodiment may be a tanning bed that recaptures light using photovoltaic cells. Some embodiments may recapture light from multiple lighting fixtures. An exemplary embodiment may include a computer and battery for storing energy produced by the photovoltaic cells. Another exemplary embodiment is a method of recapturing light emitted by a light source and converting the light into energy which can be used to power electrical activities. | 11-27-2008 |
20080308141 | PHOTOVOLTAIC POWER CONVERTER SYSTEM WITH A CONTROLLER CONFIGURED TO ACTIVELY COMPENSATE LOAD HARMONICS - Photovoltaic power converter system including a controller configured to reduce load harmonics is provided. The system comprises a photovoltaic array and an inverter electrically coupled to the array to generate an output current for energizing a load connected to the inverter and to a mains grid supply voltage. The system further comprises a controller including a first circuit coupled to receive a load current to measure a harmonic current in the load current. The controller includes a second circuit to generate a fundamental reference drawn by the load. The controller further includes a third circuit for combining the measured harmonic current and the fundamental reference to generate a command output signal for generating the output current for energizing the load connected to the inverter. The photovoltaic system may be configured to compensate harmonic currents that may be drawn by the load. | 12-18-2008 |
20090025776 | Method of making an antireflective silica coating, resulting product, and photovoltaic device comprising same - A low-index silica coating may be made by forming a silica precursor having a radiation curable composition including a radiation curable monomer and/or a photoinitiator, and also including a silica sol comprising a silane and/or a colloidal silica. The silica precursor may be deposited on a substrate (e.g., glass substrate) to form a coating layer. The coating layer may then be cured via exposure to electromagnetic radiation, such as UV radiation. Then, the cured coating layer may be fired using temperature(s) of from about 550 to 700° C., in forming the low-index silica based coating. The low-index silica based coating may be used as an antireflective (AR) film on a front glass substrate of a photovoltaic device (e.g., solar cell) in certain example instances. | 01-29-2009 |
20090025777 | Method of making an antireflective silica coating, resulting product and photovoltaic device comprising same - A low-index silica coating may be made by forming a silica precursor having a radiation curable composition including a radiation curable monomer and/or a photoinitiator, and also including a silica sol comprising a silane and/or a colloidal silica. The silica precursor may be deposited on a substrate (e.g., glass substrate or silicon wafer) to form a coating layer. The coating layer may then be cured via exposure to electromagnetic radiation, such as UV radiation. Then, the cured coating layer may be fired using temperature(s) of from about 550 to 700° C., in forming the low-index silica based coating. The low-index silica based coating may be used as an antireflective (AR) film on a front glass substrate of a photovoltaic device (e.g., solar cell) in certain example instances. | 01-29-2009 |
20090211620 | CONFORMAL SOLAR POWER MATERIAL - A solar cell mesh includes multiple strips of flexible photovoltaic conversion cells disposed in a first direction. Multiple strips of flexible material are intertwined with the multiple strips of flexible photovoltaic material at least somewhat orthogonal to the first direction to form the mesh, such as in a fabric or net. The mesh may be applied to a curved surface of the device and encapsulated such that the mesh is conformal with the curved surface of the device. | 08-27-2009 |
20090217963 | PHOTOVOLTAIC APPARATUS FOR CHARGING A PORTABLE ELECTRONIC DEVICE AND METHOD FOR MAKING - A method of making a plurality of photovoltaic cells ( | 09-03-2009 |
20100006133 | Solar irradiance inductive expeller - A Solar Irradiance Inductive Expeller for electro-dynamic radiant energy extracting, comprises an aggregated electro-magnetic structure and a technological method including:
| 01-14-2010 |
20100218797 | JUNCTION BOX FOR PHOTOVOLTAIC SYSTEMS - A junction box for a photovoltaic system includes a housing having a base and a cover removably attached thereto, and a plurality of guide channels extending from an exterior surface of the housing to an interior portion thereof. The guide channels are sized and shaped to receive a plurality of conductive foil strips from a solar panel array. When the strips are fed into the guide channels, they are guided to and properly positioned within corresponding receptacles. Each receptacle is sized and shaped to receive a buss bar, and each strip is connected to a corresponding buss bar by a low insertion connector. When the cover is fully engaged with the base, bosses extending from the cover press against the connectors, creating a spring tension and pinch and retain the associated strip. As a result, a reliable physical and electrical connection between the strips and the buss bars is achieved. A heat sink having a plurality of fins protrude outwardly from the housing to dissipate heat externally. | 09-02-2010 |
20100307552 | METHODS FOR COATING A SUBSTRATE - Coated substrates and methods for coating substrates, for example, a self-assembly method, disclosed herein are useful for, for example, photovoltaic cells. | 12-09-2010 |
20100307553 | ENGINEERING LIGHT MANIPULATION IN STRUCTURED FILMS OR COATINGS - The present disclosure concerns a means to use light manipulation in engineered or structured coatings for thermal or photothermal effects and/or refractive and reflective index management. Such metallic, nonmetallic, organic or inorganic metamaterials or nanostructures could be used to manipulate light or energy for thermal or photothermal effects and/or refractive and reflective index management on or in any material or substrate on or in any material or substrate. The light scattering properties of metallic particles and film can be used to tune such coatings, structures or films over a broad spectrum. | 12-09-2010 |
20100313927 | APPARATUS FOR CONVERTING ULTRAVIOLET (UV) LIGHT INTO ELECTRICITY - An apparatus for converting ultraviolet (UV) light into electricity is disclosed. It includes a UV-light-into-electricity conversion device and an electricity storage. The welding operation zone has a welding apparatus for welding a workpiece. This welding apparatus generates strong UV light during a welding operation. The UV-light-into-electricity conversion device can absorb the UV light and then convert into electricity. Finally, the electricity storage stores the electricity generated by the UV-light-into-electricity conversion device. Hence, it can convert the harmful UV light into useable electricity. The entire structure of this invention is simple. In addition, it is suitable for a fixed operation zone or a movable operation zone during a welding operation. | 12-16-2010 |
20110030755 | METHODS FOR PHOTOVOLTAIC ABSORBERS WITH CONTROLLED GROUP 11 STOICHIOMETRY - This invention includes processes for making a photovoltaic absorber layer having a predetermined stoichiometry on a substrate by depositing a precursor having the predetermined stoichiometry onto the substrate and converting the deposited precursor into a photovoltaic absorber material. This invention further includes processes for making a photovoltaic absorber layer having a predetermined stoichiometry on a substrate by (a) providing a polymeric precursor having the predetermined stoichiometry; (b) providing a substrate; (c) depositing the precursor onto the substrate; and (d) heating the substrate. | 02-10-2011 |
20110079262 | DIFFUSING AGENT COMPOSITION, METHOD OF FORMING IMPURITY DIFFUSION LAYER, AND SOLAR BATTERY - An embodiment of the present invention relates to a diffusing agent composition used in printing an impurity-diffusing component onto a semiconductor substrate, wherein the diffusing agent composition contains: a hydrolysis product of alkoxysilane (A); a component (B) containing at least one selected from the group consisting of a hydrolysis product of alkoxy titanium, a hydrolysis product of alkoxy zirconium, titania fine particle, and zirconia fine particle; an impurity-diffusing component (C); and an organic solvent (D). | 04-07-2011 |
20110139209 | METHOD OF GROWING A THIN FILM, A METHOD OF FORMING A STRUCTURE AND A DEVICE - A method of growing a thin film comprises growing a thin film by conformally forming at least one layer over a substrate having structures extending from a surface of the substrate, whereby the or each layer is formed over the surface of the substrate and over the structures extending from the surface. The thickness of the conformal layer, or the sum of the thicknesses of the conformal layers, is at least half the average spacing of the structures, and; at least one of the height of the structures, the average spacing of the structures and the size of the smallest dimension of the structures is set so as to provide an enhanced growth rate for the or each conformal layer (compared to the growth rate over a planar substrate). | 06-16-2011 |
20110277804 | Power Generation - A novel device as well as a process for generating electric power from light is disclosed. This power generator comprises a material whose electric or magnetic dipole moment changes when the material absorbs light. The device further comprises mechanisms for blocking light from coming in and removing the block and control units for activating mechanisms that allow and block the light, in time for temperature of the aforementioned special material to reach a predetermined temperature. The afore-mentioned device may also comprise a voltage supply and control units for changing the output voltage of the voltage supply, the said voltage supply applies voltages to the said material. | 11-17-2011 |
20110277805 | DEVICES FOR HARVESTING ENERGY FROM ELECTROMAGNETIC RADIATION - Methods, devices and systems for harvesting energy from electromagnetic radiation are provided including harvesting energy from electromagnetic radiation. In one embodiment, a device includes a substrate and one or more resonance elements disposed in or on the substrate. The resonance elements are configured to have a resonant frequency, for example, in at least one of the infrared, near-infrared and visible light spectra. A layer of conductive material may be disposed over a portion of the substrate to form a ground plane. An optical resonance gap or stand-off layer may be formed between the resonance elements and the ground plane. The optical resonance gap extends a distance between the resonance elements and the layer of conductive material approximately one-quarter wavelength of a wavelength of the at least one resonance element's resonant frequency. At least one energy transfer element may be associated with the at least one resonance element. | 11-17-2011 |
20110303259 | UTILIZATION OF GLASSES FOR PHOTOVOLTAIC APPLICATIONS - Utilization of a glass for photovoltaic applications, whereby the glass has a water content of <25 mMol/liter, for example >1 mMol/liter. The used glasses may have a transformation temperature Tg in an approximate range of >580° C., a processing temperature (“VA”) in the range of approximately 1150° C. and a thermal heat expansion coefficient in the range of approximately 7 to 11×10 | 12-15-2011 |
20130133711 | PLASMONIC NANOSTRUCTURES FOR CONVERSION OF OPTICAL POWER TO ELECTRICAL POWER - A plasmoelectric device for conversion of optical power to direct current (DC) electrical power includes a first plasmonic nanostructure having a first resonance value and a second plasmonic nanostructure having a second resonance value. The first and second plasmonic nanostructures are electrically coupled and the first plasmonic nanostructure is configured to receive irradiation at a first irradiation value and the second plasmonic nanostructure is configured to receive irradiation at a second irradiation value, to induce charge transfer between the first and second plasmonic nanostructures. | 05-30-2013 |
20220140267 | PHOTOELECTRIC CONVERSION ELEMENT, METHOD FOR PRODUCING PHOTOELECTRIC CONVERSION ELEMENT, AND SOLAR CELL - The present invention aims to provide a photoelectric conversion element having high photoelectric conversion efficiency, a method for producing the photoelectric conversion element, and a solar cell including the photoelectric conversion element. Provided is a photoelectric conversion element containing a perovskite compound represented by the formula AMX wherein A represents an organic base compound and/or an alkali metal, M represents a lead or tin atom, and X is a halogen atom, the photoelectric conversion element having an intensity ratio of a nitrate ion to a halogen ion (NO | 05-05-2022 |
20220140781 | PHOTOVOLTAIC SYSTEM - A photovoltaic system includes a plurality of photovoltaic strings, at least one junction device, and at least one inverter. Each photovoltaic string includes a first direct current output terminal, and is configured to generate a first direct current. Each junction device is coupled to the plurality of photovoltaic strings. Each junction device is configured to output second direct currents through second direct current output terminals of the junction device after converging a plurality of first direct currents. An i | 05-05-2022 |