WO2010059941A1 - Dispositif de génération d’énergie solaire portable, durable, intégré - Google Patents

Dispositif de génération d’énergie solaire portable, durable, intégré Download PDF

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Publication number
WO2010059941A1
WO2010059941A1 PCT/US2009/065334 US2009065334W WO2010059941A1 WO 2010059941 A1 WO2010059941 A1 WO 2010059941A1 US 2009065334 W US2009065334 W US 2009065334W WO 2010059941 A1 WO2010059941 A1 WO 2010059941A1
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WO
WIPO (PCT)
Prior art keywords
power generation
generation device
solar power
base
focusing elements
Prior art date
Application number
PCT/US2009/065334
Other languages
English (en)
Inventor
Jason Halpern
Original Assignee
Jason Halpern
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jason Halpern filed Critical Jason Halpern
Priority to AU2009316476A priority Critical patent/AU2009316476A1/en
Priority to EP09828289.0A priority patent/EP2359074A4/fr
Publication of WO2010059941A1 publication Critical patent/WO2010059941A1/fr
Priority to IL212956A priority patent/IL212956A0/en

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/052—Cooling means directly associated or integrated with the PV cell, e.g. integrated Peltier elements for active cooling or heat sinks directly associated with the PV cells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • F24S23/71—Arrangements for concentrating solar-rays for solar heat collectors with reflectors with parabolic reflective surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00—Arrangements for moving or orienting solar heat collector modules
    • F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
    • F24S30/48—Arrangements for moving or orienting solar heat collector modules for rotary movement with three or more rotation axes or with multiple degrees of freedom
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S40/00—Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
    • F24S40/10—Protective covers or shrouds; Closure members, e.g. lids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S50/00—Arrangements for controlling solar heat collectors
    • F24S50/20—Arrangements for controlling solar heat collectors for tracking
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
    • H01L31/0547—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means comprising light concentrating means of the reflecting type, e.g. parabolic mirrors, concentrators using total internal reflection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00—Supporting structures for PV modules
    • H02S20/10—Supporting structures directly fixed to the ground
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00—Supporting structures for PV modules
    • H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
    • H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/20—Optical components
    • H02S40/22—Light-reflecting or light-concentrating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00—Solar heat collectors specially adapted for particular uses or environments
    • F24S20/20—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00—Arrangements for moving or orienting solar heat collector modules
    • F24S2030/10—Special components
    • F24S2030/16—Hinged elements; Pin connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00—Arrangements for moving or orienting solar heat collector modules
    • F24S2030/10—Special components
    • F24S2030/17—Spherical joints
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/30—Arrangements for concentrating solar-rays for solar heat collectors with lenses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y02E10/47—Mountings or tracking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/52—PV systems with concentrators

Definitions

  • This document relates to portable power generator. More specifically, the present disclosure relates to a portable solar power generator.
  • Solar power offers a number of advantages. For example, solar power offers the promise of clean, renewable energy. In addition, solar power may be generated wherever solar radiation is available. Thus, solar power may facilitate a decentralized energy system by enabling electricity to be generated at or near the point of consumption. Moreover, solar power may be generated without the use of hydrocarbons, thereby reducing our dependence on fossil fuels.
  • the embodiments disclose an easily transported and self-protecting solar power generation device.
  • the solar power generation device includes a base, a tracking system mounted to the base, and a solar collector mounted to the tracking system configured to open as the solar power generation device transitions to an active state and to close as the solar power generation device transitions to an inactive state.
  • the embodiments disclose a solar power generation device.
  • the solar power generation device includes a base, a tracking system mounted to the base, a s ⁇ lar collector mounted to the tracking system configured to open as the solar power generation device transitions to an active state and to close as the solar power generation device transitions to an inactive state, a light sensing system dynamically mounted about the base and configured to adjust the tracking system based upon the position of a light producing element, and a plurality of focusing elements mounted to the base and positioned around the light sensing system such that any light reflected by the focusing elements is directed to the solar collector.
  • FIGS. I A and I B illustrate perspective views of an exemplary solar power generation device in a closed slate and an open state accoiding to an embodiment.
  • FIGS. 1C and ID illustrate side views of the exemplary solar power generation device in the closed state and the open state according to an embodiment
  • FIGS I E and I F illustrate top views of the exemplary solar power generation device in the closed state and the open state according to an embodiment
  • FIG. 2 illustrates a system diagram of the exemplary solar power generation device according to an embodiment
  • FIG. 3 illustrates a perspective view of a base of the exemplary solar power generation device according to an embodiment
  • FIGS. 4A-4F illustrate illustrations of the exemplary solar power generation device transitioning from the closed state to the open state according to an embodiment
  • FIGS. 5 A and 5B illustrate perspective and top views, respectively, of a tracking system and a light sensing system of the exemplary solar power generation device according to an embodiment
  • FIGS 5C and 5D illustrate top and perspective views, respectively, of the tracking system and the light sensing system when the exemplary solar power generation device is not optimally oriented towards a radiation source according to an embodiment
  • FIGS. 5E and 5F illustrate top and perspective views, respectively, of the tracking system and the light sensing system when the exemplary solar power generation device is optimally oriented towards the radiation source according to an embodiment
  • FIG. 6 illustrates a perspective view of a moving frame of the exemplary solar power generation device according to an embodiment
  • FIGS. 7A and 7B illustrate side and top views, respectively, of a support and focusing elements of the exemplary solar power generation device according to an embodiment, Attorney Docket No. 135502.00102
  • FIG. 8 illustrates a detailed view of a collector of the exemplary solar power generation device according to an embodiment
  • FIGS. 9 A and 9B illustrate perspective and detailed views, respectively, of a heat dissipation system of the exemplary solar power generation device according to an embodiment
  • FIGS. 1OA and 1OB illustrate top and detailed views, respectively, of the light sensing system of the exemplary solar power generation device according to an embodiment
  • FIGS. 1 IA and 1 1 B illustrate flow diagrams depicting a method of operation of the exemplary solar power generation device according to an embodiment
  • FIG. 12 illustrates a flow diagram depicting a method of operation of the tracking and light sensing systems of the exemplary solar power generation device according to an embodiment
  • FIG. 13 illustrates a flow diagram depicting a flow of energy within the exemplary solar power generation device.
  • FIGS. IA- I F illustrate the overall structure of an exemplary solar power generation device 100 for generating electricity from solar radiation or an artificial light source.
  • the solar power generation device 100 may be deployed outdoors in a variety of operating environments and conditions.
  • the solar power generation device 100 may preferably be located in areas that receive direct radiation from the sun.
  • the solar power generation device 100 may include a base 1, a tracking system 2, a focus element actuation system 3, and a moving frame 4.
  • the solar power generation device 100 Attorney Docket No. 135502.00102
  • FIG. 2 is an exemplary system diagram of the solar power generation device 100.
  • the base 1 of the solar power generation device 100 may house a short-term energy storage system 21, a long-term energy storage system 22, an electrical conditioning and management system 23, a data acquisition system 24, and an electricity and data transmission interface 25.
  • the tracking system 2 may include one or more pin joints 10, one or more actuators 1 1, and one or more ball joints 12.
  • the focusing element actuation system 3 may include a restriction ring 19, or alternatively, a dynamic mechanical system used to actuate movement of the focusing elements 6.
  • the collector 7 may include an array of solar or photovoltaic cells 17, for example multi -junction photovoltaic cells, and a photovoltaic cell housing 18.
  • the collector 7 may further include one or more lenses 16.
  • the light sensing system 9 may include light sensing elements 13 and a partition 14.
  • the focusing elements 6 may be mounted or attached to the moving frame 4 via one or more focusing element mounts 26 and pins 20.
  • FIG. 3 is a perspective view of the base 1.
  • the base 1 may be a single rigid or flexible structure capable of supporting the dynamic loads applied throughout the motion of the solar power generation device 100 Alternatively, the base 1 may be constructed from multiple rigid or flexible structures.
  • the base 1 may house the electricity conditioning and management system 23, the short-term energy storage system 21, the long-term energy storage system 22, the data acquisition system 24, and the electricity and data transmission interface 25.
  • the base 1 may house components of the heat dissipation system 8. It will be appreciated that the base 1 may house one, or any combination of two or more, of the foregoing systems. Attorney Docket No. 135502.00102
  • FIGS. 4A-4C are side views of the solar power generation device 100 transitioning from a closed state to an open state.
  • FIGS. 4D-4F are cross-sectional views of a portion of the base 1 and the focusing actuation system 3 as the solar power generation device 100 transitions from the closed state to the open state.
  • the focusing actuation system 3 may be connected to the base 1.
  • the focusing actuation system 3 may include die restriction ring 19 and focusing element mounts 26. Each focusing element mount 26 may be attached to the moving frame 4 via the pin 20.
  • the focusing actuation system 3 may include one or more mechanisms for lowering and raising the restriction ring 19, thereby causing the focusing elements 6 to open and close.
  • the solar power generation device 100 may include an electric motor connected to a mechanical linkage that transfers the rotary motion of the motor into linear motion of the restriction ring 19.
  • the mechanisms for lowering and raising the restriction ring 19 may utilize a hydraulic, pneumatics, and/or a mechanical actuator.
  • the focusing actuation system 3 may be attached to different components of the solar power generation device 100, such as the moving frame 4.
  • FIGS. 5 A and 5 B are perspective and top views, respectively, of the tracking system 2, which may be attached to the base 1.
  • the tracking system 2 may include three actuators 1 1 arranged in a circular pattern, though any number of actuators 11 may be used.
  • Each actuator 1 1 may be attached to the base 1 by a single degree of freedom pin joint 10, and may be attached to the moving frame 4 (not shown) by a two degree of freedom ball joint 12, thereby enabling the moving frame 4 to pivot.
  • FIGS. 5A and 5B illustrate an exemplary embodiment of the solar power generation device.
  • the actuators 11 may be attached to the base 1 and the moving frame 4 via any suitable system such as a mechanical linkage that enables the moving frame 4 to be Attorney Docket No. 135502.00102
  • FIG. 6 is a perspective view of the moving frame 4.
  • the actuators 11 may be attached to the moving frame 4 via one or more ball joints 12.
  • the support 5 (not shown) may be attached to the moving frame 4, and may extend generally perpendicular to the planar surface of the moving frame 4.
  • the focusing elements 6 may be attached to the moving frame 4 via focusing element mounts 26, and each focusing element mount 26 may be attached to the moving frame 4 via the pin 20.
  • the focusing elements 6 may be attached to the focusing element mounts 26 in any suitable manner that permits the focusing elements 6 to transition between an open and closed position.
  • the connection may be fixed and, therefore, may not allow for movement of the focusing elements 6.
  • the focusing elements 6 may be attached to other components of the solar power generation device 100.
  • FIGS. 7A and 7B show side and top views, respectively, of the focusing elements 6 and the collector 7.
  • Each of the focusing elements 6 may be a section of a parabolic mirror.
  • Each of the focusing elements 6 may be made from steel, though it will be appreciated that the focusing elements 6 may be made of any suitable material, with or without a coating, that provides adequate optical properties.
  • Each of the focusing elements 6 may include an optical manipulator, such as lenses, prisms, or any solid, liquid, or gas, exhibiting similar properties.
  • the focusing elements 6 may define a smooth parabolic curve with the focus of the curve at a point on the collector 7. Alternatively, the focusing elements 6 may include a series of discontinued surfaces with the focus of each surface at a point on the collector 7.
  • the solar power generation device 100 may include three focusing elements 6, though any number of focusing elements 6 may be used. Each of the focusing elements 6 Attorney Docket No. 135502.00102
  • the solar power generation device 100 may not utilize the focusing elements 6. Instead, the solar power generation device 100 may include energy conversion systems that do not require focused solar radiation.
  • FIG. 7A also depicts a side view of the support 5, which may be attached to the moving frame 4.
  • the support 5 may include a single column, though it will be appreciated that the support 5 may have any suitable physical configuration capable of serving the same or similar purpose.
  • FIG. 8 is a detailed view of the collector 7, which may be attached to the support 5.
  • the collector 7 may include one or more lenses 16, the array of photovoltaic cells 17, and the photovoltaic cell housing 18.
  • the lenses 16 may focus solar radiation 15 onto the array of photovoltaic cells 17, which may be housed within the photovoltaic cell housing 18.
  • the photovoltaic cells 17 may be oriented in the cell housing 18 in various manners such as oriented at an angle toward the center of the collector 7 to maximize the amount of light captured, or other arrangements such as a cone or hemisphere.
  • the lenses 16 may have a fixed or variable focal length positioned in front of the array of photovoltaic cells 17.
  • the collector 7 may include any type of system (e.g., a heat engine) that converts solar radiation into another form of energy.
  • FIGS. 9 A and 9B are perspective views of the heat dissipation system 8, which may be attached to the collector 7.
  • the heat dissipation system 8 may be housed in the base 1.
  • the heat dissipation system 8 may be a heat sink made of metal, though it will be appreciated that the heat dissipation system 8 may be any Attorney Docket No. 135502.00102
  • FIGS. 1OA and 1OB depict top views of the light sensing system 9, which may be located on top of the collector 7, though the light sensing system 9 may be located at any suitable position on the solar power generation device 100.
  • the light sensing system 9 may also be separate from the solar power generation device 100.
  • the light sensing system 9 may include three light sensing elements 13 arranged in a circular pattern.
  • the light sensing elements 13 may be separated from one another by a partition 14.
  • the sensing system 9 may include any number and/or type of light sensing elements 13, which may be arranged in any suitable physical configuration that allows the light sensing elements 13 to sense the relative or absolute position of the sun or artificial light source.
  • the light sensing system 9 may include elements that allow for the tracking of a light source.
  • FIGS. 1 IA and 1 1 B are flow diagrams of an exemplary operation sequence of the solar power generation device 100.
  • the solar power generation device 100 may include two operating states, i.e., an active, or open, state and an inactive, or closed, state.
  • the solar power generation device 100 may also include one or more partially active states.
  • FIGS. I A, 1 C and 1 E depict the solar power generation device 100 in the inactive, or closed, state
  • the solar power generation device 100 may be in the inactive state when the device 100 is being transported. This generally makes the solar power generation device 100 more compact, and also protects its components from the external environment. This also generally makes the solar power generation device 100 more compact and, therefore, easier to transport and handle.
  • the solar power generation device 100 is in the inactive state, Attorney Docket No. 135502.00102
  • the solar power generation device 100 may enter an active state when any of the light sensing elements 13 of the light sensing system 9 detects a level of solar energy or radiation above a certain threshold. In the active state, energy may be transferred from the energy storage system to the focusing element actuation system 3, the light sensing system 9, and the tracking system 2. In one embodiment, the focusing element actuation system 3 may function as an energy storage system. The energy storage system may store energy in the form of potential gravitational energy when the solar power generation device 100 is in the inactive state. In other embodiments, the solar power generation device 100 may store the energy in other forms, such as electrical or chemical potential.
  • FIGS. 4A-4F depict the exemplary motion of the focus element actuation system 3 as the solar power generation device 100 transitions from the inactive, or closed, state to the active, or open, state.
  • the restriction ring 19 is allowed to drop.
  • the potential gravitational energy is converted into electrical energy that is transmitted to the sensing system 9 and the tracking system 2.
  • the restriction ring 19 may spin an electric motor, which in turn creates electrical energy for the other systems. Energy may also be transfei ied back into the mechanism for raising and lowering the restriction ring 19.
  • the restriction ring 19 reaches its final position, the focusing elements 6 are fully Attorney Docket No. 135502.00102
  • a manual override may be provided to manually activate or inactivate the solar power generation device 100.
  • the manual override may be part of, or separate from, the solar power generation device 100.
  • the manual override may include a wired or wireless connection to the device 100.
  • the manual override may facilitate the safe transportation of the device 100, and may allow the device to be protected from dangers that are known in advance, such as a scheduled chemical spray on a farm.
  • the transition from the inactive state to the active state may be controlled by a microprocessor that is programmed to keep track of the time of day, the date, orientation of the solar power generation device, and/or location of the solar power generation device.
  • the solar power generation device may be controlled manually.
  • the solar power generation device may utilize a combination of automatic and manual control.
  • a timer may be included. Someone using the solar power generation device may set the timer to control when the solar power generation device opens and closes. The timer may be powered by a battery charged by the solar power generation device, thus providing a level of self-containment.
  • FIG. 12 is a flow diagram of the operation of the tracking system 2.
  • the light sensing system 9 and the tracking system 2 may work in conjunction to optimally align the Attorney Docket No. 135502.00102
  • each of the light sensing elements 13 that is not fully exposed to the solar energy or radiation will trigger its corresponding actuator 11 to either lengthen or shorten, depending on the configuration of the system, until it is exposed to radiation above a given level.
  • the actions of the three pairs of light sensing elements 13 and actuators 1 1 will result in the solar power generation device 100 being optimally oriented toward the radiation source.
  • FIGS. 5C and 5D depict top and perspective views, respectively, of the tracking system 2 and the sensing system 9 when the solar power generation device 100 it is not optimally oriented towards the radiation source.
  • the light sensing system 9 may work in conjunction with a microprocessor that receives and processes certain inputs, such as the location and orientation of the solar power generation device 100. The processed inputs could then be used to orient the tracking system 2.
  • the device 100 may convert the radiation into usable energy, such as electricity.
  • FlG. 13 is a flow diagram of the flow of energy within the solar power generation device 100. Incoming radiation is concentrated, or focused, by the focusing elements 6 onto the array of photovoltaic cells 17 located in the collector 7.
  • the solar power generation device 100 may include a system that utilizes a thermal differential to generate electricity.
  • a secondary optic may be utilized, and the component(s) for converting the radiation into electricity may be located at any suitable Attorney Docket No. 135502.00102
  • the secondary optic may be a lens with a fixed or adjustable focal length. When light passes through the lens it is projected onto the array of the photovoltaic cells 17.
  • the collector 7 may include a system for measuring the output of the photovoltaic cells 17. The measuring system may be configured to alter the focal length of the lens, thus altering the intensity of the light on the photovoltaic cells 17. The measuring system may further be configured to optimize the output of the photovoltaic cells 17 for any amount of inputted solar radiation. Any excess thermal energy in the photovoltaic cells 17 may be removed by the heat dissipation system 8.
  • the electrical energy from the array of photovoltaic cells 17 may be transferred to the electrical conditioning and management system 23, which may convert the electricity into a form that may be used by the solar power generation device 100.
  • the electrical conditioning and management system 23 may also convert the electricity into a form that is suitable for output to other active devices that require electricity for operation.
  • the electricity for use within the solar power generation device 100 may be stored in a short- term energy storage system 21, which may include a battery, a capacitor, some combination thereof, or any other suitable energy storage system or device.
  • the electricity may also be stored in the long-term energy storage system 22, which may store energy that is needed to reactivate the solar power generation device 100 after it enters the inactive state.
  • the long- term energy storage system 22 may include the retaining ring 19, which is elevated in order to store the energy. This energy may be stored in the restriction ring 19 without the degradation that is generally common in chemical batteries. When the energy is needed, the restriction ring 19 may be permitted to fall. As the restriction ring 19 falls, it may drive the mechanism (e.g., an electric motor) that is used to raise and lower the restriction ring 19, thereby generating the energy necessary to reactivate the solar power generation device 100.
  • the energy storage system 21, and the long-term energy storage system 21 may be used to power the tracking system 2, the sensing system 9, and a data acquisition system 24.
  • the data acquisition system 24 may include one or more sensors that collect data about the external environment of the solar power generation device 100.
  • the sensors may also collect data about the internal operating conditions of the device 100, such as the amount of electricity being generated.
  • the electrical conditioning and management system 23 and the data acquisition system 24 may be connected to the energy and data transmission interface 25, which may include a circuit for connecting to an electrical junction on the exterior of the solar power generation device 100.
  • An electrical wire or cable may be linked to the junction to transfer energy and data to and from the solar power generation device 100.
  • the electrical wire or cable may be linked to other devices, or to a complimentary device.
  • the energy and data transmission interface 25 may transfer energy and data out of the device 100. Alternatively, energy and data may be transmitted to and from the device 100 wirelessly.
  • the solar power generation device 100 may be deployed as part of a network. Specifically, the solar power generation device 100 may be connected to one or more other solar power generation devices 100 for the transfer of energy and information. Each device 100 would serve as a node on the network. One or more of the solar power generation devices 100 in the network may be configured to transfer information and/or energy within or out of the network.
  • the solar power generation device 100 may enter the inactive state when the level of radiation falls below a given threshold.
  • the focusing element actuation system 3 may then move the focusing elements 6 into their inactive position (e.g., in their vertical configuration around the support 5). Energy may then be transferred to the long-term energy Attorney Docket No. 135502.00102
  • the solar power generation device 100 may then become protected from the surrounding environment, and await the required level of radiation required for activation.
  • the transition of the solar power generation device 100 from the inactive state to the active state may be controlled by a microprocessor that is programmed to keep track of the time of day and year.
  • the focusing elements 6 may not be actuated when the device 100 enters the inactive state.
  • the disclosed embodiments may also include any number of additional features.
  • the disclosed embodiments may include a method for fastening the solar power generation device 100 to a surface, such as the ground.
  • the solar power generation device 100 may define an external shape or geometry that allows the device 100 to stay upright during windy conditions.
  • the solar power generation device 100 may also have a modular configuration in which different components and systems exist in separate devices. For example, a network of two or more solar power generation devices may be arranged in which both devices collect solar energy and transfer the energy to a separate device for conditioning and storage. This provides for an arrangement where a large number of collection or slave devices are deployed, and any collected energy is transmitted back to a master device for conditioning and/or storage, thus resulting in a network of solar power generation devices.
  • the disclosed embodiments may include sensors for collecting data on the environment surrounding the device. This information may then be transmitted within or outside of the network.
  • the disclosed embodiments may also include the transfer of information and/or energy to other devices 100 when attached to the network.
  • the disclosed embodiments may not require components, such as the focusing elements 6, for concentrating light.
  • the disclosed embodiments offer a number of advantages.
  • the solar power generation device 100 may be deployed rapidly at a minimal cost and effort.
  • the solar power generation device 100 may be easily scaled (e.g., from a single unit to thousands of units) to accommodate various power requirements and operating conditions.
  • the solar power generation device 100 may include protection features, such as the focusing element actuation system 3 and the focusing elements 6, to mitigate any harsh conditions associated with the surrounding environment.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Sustainable Energy (AREA)
  • General Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

La présente invention concerne un dispositif de génération d'énergie solaire comprenant une base, un système de localisation fixé à la base, un capteur solaire fixé au système de localisation configuré pour s'ouvrir lorsque le dispositif de génération d'énergie solaire passe à un état actif et se fermer lorsque le dispositif de génération d'énergie solaire passe à un état inactif, un système de détection de lumière dynamiquement fixé autour de la base et configuré pour régler le système de localisation sur la base de la position d'un élément de production de lumière, et une pluralité d'éléments de focalisation fixés à la base et positionnés autour du système de détection de lumière de telle sorte que toute la lumière réfléchie par les éléments de focalisation est dirigée vers le capteur solaire. Le dispositif peut en outre comprendre un système de stockage et de gestion de l'électricité contenu dans la base qui comprend un système de stockage à court terme, un système de stockage à long terme, un système d'acquisition de données et une interface de transmission de données et d'électricité.
PCT/US2009/065334 2008-11-20 2009-11-20 Dispositif de génération d’énergie solaire portable, durable, intégré WO2010059941A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU2009316476A AU2009316476A1 (en) 2008-11-20 2009-11-20 Portable, durable, integrated solar power generation device
EP09828289.0A EP2359074A4 (fr) 2008-11-20 2009-11-20 Dispositif de génération d énergie solaire portable, durable, intégré
IL212956A IL212956A0 (en) 2008-11-20 2011-05-17 Portable, durable, integrated solar power generation device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11656108P 2008-11-20 2008-11-20
US61/116,561 2008-11-20

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WO2010059941A1 true WO2010059941A1 (fr) 2010-05-27

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US (1) US8487229B2 (fr)
EP (1) EP2359074A4 (fr)
AU (1) AU2009316476A1 (fr)
IL (1) IL212956A0 (fr)
WO (1) WO2010059941A1 (fr)

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US8407950B2 (en) * 2011-01-21 2013-04-02 First Solar, Inc. Photovoltaic module support system
WO2012103446A2 (fr) * 2011-01-28 2012-08-02 Korman Bette Système énergétique portatif modulaire
IL217059A (en) * 2011-12-18 2015-07-30 Or Hama Energy Ltd Lightweight system, and a dynamic solar energy utilization method
WO2018102943A1 (fr) * 2016-12-05 2018-06-14 王彩霞 Station de pompage préfabriquée pour la production d'énergie solaire
JP2019205223A (ja) * 2018-05-21 2019-11-28 テクノナレッジ・システム有限会社 携帯型太陽光発電装置
US12095411B2 (en) * 2022-11-23 2024-09-17 International Business Machines Corporation Variable solar panel assembly

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US20100122722A1 (en) 2010-05-20
EP2359074A4 (fr) 2014-07-23
AU2009316476A1 (en) 2011-07-07
US8487229B2 (en) 2013-07-16
IL212956A0 (en) 2011-07-31
EP2359074A1 (fr) 2011-08-24

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