DE102009059024A1 - Energy transformer with electroactive polymer - Google Patents
Energy transformer with electroactive polymer Download PDFInfo
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- 239000003990 capacitor Substances 0.000 claims abstract description 38
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
- F03B13/16—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem"
- F03B13/18—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore
- F03B13/1845—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom slides relative to the rem
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/05—Manufacture of multilayered piezoelectric or electrostrictive devices, or parts thereof, e.g. by stacking piezoelectric bodies and electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals
- H10N30/871—Single-layered electrodes of multilayer piezoelectric or electrostrictive devices, e.g. internal electrodes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/005—Electro-chemical actuators; Actuators having a material for absorbing or desorbing gas, e.g. a metal hydride; Actuators using the difference in osmotic pressure between fluids; Actuators with elements stretchable when contacted with liquid rich in ions, with UV light, with a salt solution
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2280/00—Materials; Properties thereof
- F05B2280/40—Organic materials
- F05B2280/4003—Synthetic polymers, e.g. plastics
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
- H02N2/181—Circuits; Control arrangements or methods
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/09—Forming piezoelectric or electrostrictive materials
- H10N30/098—Forming organic materials
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals
- H10N30/877—Conductive materials
- H10N30/878—Conductive materials the principal material being non-metallic, e.g. oxide or carbon based
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- 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
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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- Engineering & Computer Science (AREA)
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Secondary Cells (AREA)
Abstract
Die Erfindung betrifft einen Energietransformer (1) mit elektroaktivem Polymer (2). Das elektroaktive Polymer (2) bildet eine Polymerfolie (3). Die elektroaktive Polymerfolie (3) weist eine Elektrode (4) und eine Gegenelektrode (5) eines mechanisch flexiblen Kondensators (6) auf, der aufgrund der mechanischen Flexibilität und des elektroaktiven Polymers (2) eine variable Kapazität bildet. Die Elektrode (4) und die Gegenelektrode (5) weisen jeweils ein ebenes Elektrodengitter (7) aus leitfähigem Material auf. Mehrere Elektrodengitter (7) von Elektrode (4) und Gegenelektrode (5) sind abwechselnd übereinander beabstandet gestapelt und von dem Material des elektroaktivem Polymers (2) durchdrungen. Zwischen jeder Elektrode (4) und Gegenelektrode (5) ist eine Schicht (8) des elektroaktiven Polymers (2) vorhanden.The invention relates to an energy transformer (1) with an electroactive polymer (2). The electroactive polymer (2) forms a polymer film (3). The electroactive polymer film (3) has an electrode (4) and a counter electrode (5) of a mechanically flexible capacitor (6) which, due to the mechanical flexibility and the electroactive polymer (2), forms a variable capacitance. The electrode (4) and the counter electrode (5) each have a flat electrode grid (7) made of conductive material. Several electrode grids (7) of electrode (4) and counter-electrode (5) are alternately stacked at a distance from one another and penetrated by the material of the electroactive polymer (2). A layer (8) of the electroactive polymer (2) is present between each electrode (4) and counter electrode (5).
Description
Die Erfindung betrifft einen Energietransformer mit elektroaktivem Polymer. Das elektroaktive Polymer bildet eine Polymerfolie. Die elektroaktive Polymerfolie weist eine Elektrode und eine Gegenelektrode eines mechanisch flexiblen Kondensators auf, der aufgrund der mechanischen Flexibilität und des elektroaktiven Polymers eine variable Kapazität bildet.The invention relates to an energy transformer with electroactive polymer. The electroactive polymer forms a polymer film. The electroactive polymer film has an electrode and a counterelectrode of a mechanically flexible capacitor, which forms a variable capacitance due to the mechanical flexibility and the electroactive polymer.
Aus der Druckschrift
Aus der Druckschrift
Auch aus dieser Druckschrift ist ein Schwimmkörper bekannt, der teilweise mit unter Wasser angeordneten Massen verbunden ist oder direkt am Meeresboden verankert ist. Der Schwimmkörper trägt mehrere Behälter, in denen bewegliche Massen synchron mit dem Wellengang mechanische Bewegungen ausführen und damit mechanische Energie des Wellenganges in kinetische Energie transformieren, mit der ein elektroaktiver Polymertransformer zur Erzeugung von elektrischer Energie beaufschlagt wird.Also from this document, a floating body is known, which is partially connected to submerged masses or anchored directly on the seabed. The floating body carries a plurality of containers in which moving masses perform mechanical movements synchronously with the waves and thus transform mechanical energy of the waves into kinetic energy, which is applied to an electroactive polymer transformer for generating electrical energy.
Ein derartiger elektroaktiver Polymertransformer hat eine elektroaktive Polymerfolie, auf deren Oberseite eine Elektrode und auf deren Unterseite eine Gegenelektrode eines Kondensators angeordnet sind. Bei einer Dehnung, einer Krümmung oder einer anderen Verformung des elektroaktiven Polymermaterials variiert die Kapazität des Kondensators aus Elektrode, Gegenelektrode und dazwischen angeordneter Polymerfolie, so dass aus mechanischer Verformung des Polymermaterials in einer geeigneten Generatorschaltung elektrische Energie gewonnen werden kann.Such an electroactive polymer transformer has an electroactive polymer film, on the top side of which an electrode and on the underside of which a counterelectrode of a capacitor are arranged. Upon expansion, curvature, or other deformation of the electroactive polymer material, the capacitance of the capacitor, electrode, counter electrode, and interposed polymer film varies, so that electrical energy can be obtained from mechanical deformation of the polymer material in a suitable generator circuit.
Wird das elektroaktive Polymer bei nur geringer elektrischer Feldstärke durch ein mechanisches Energieübertragungssystem aufgrund des Wellenganges gedehnt, so erhöht sich die elektrische Feldstärke. Die erhöhte elektrische Feldstärke wird beibehalten, während sich die elektroaktive Polymerfolie entspannt, und kann elektrische Energie an einen Zwischenspeicher wie eine Zwischenkapazität oder eine Ladebatterie in der Entspannungsphase der Folie abgeben. Dazu weist der Wellenenergietransformer mindestens einen Positionssensor auf, der die Umkehrpositionen von Dehnungsphase in Entspannungsphase und umgekehrt erfasst und eine Positionsänderung einem entsprechenden Steuergerät des Generators signalisiert.If the electroactive polymer is stretched by a mechanical energy transmission system due to the waves at low electric field strength, the electric field strength increases. The increased electric field strength is maintained as the electroactive polymer film relaxes, and can deliver electrical energy to a buffer such as an intermediate capacity or charge battery in the relaxation phase of the film. For this purpose, the wave energy transformer has at least one position sensor which detects the reversal positions of the expansion phase in the relaxation phase and vice versa and signals a change in position to a corresponding control unit of the generator.
Ein Nachteil der bekannten Wellenenergietransformer ist ihr relativ komplexer und materialintensiver Aufbau, der gemäß der Vorrichtung nach
Aus der Druckschrift
Aufgabe der Erfindung ist es, einen Energietransformer zu schaffen, der eine vereinfachte und kostengünstige Struktur des Kondensators aufweist und bei Biege-, Krümmungs- und anderen bewegungsabhängigen Verformungen eine gegenüber dem Stand der Technik verbesserten Wirkungsgrad aufweist.The object of the invention is to provide an energy transformer, which has a simplified and cost-effective structure of the capacitor and in bending, bending and other movement-dependent deformations one opposite has improved efficiency in the prior art.
Diese Aufgabe wird mit dem Gegenstand der unabhängigen Ansprüche gelöst. Vorteilhafte Weiterbildungen der Erfindung ergeben sich aus den abhängigen Ansprüchen.This object is achieved with the subject matter of the independent claims. Advantageous developments of the invention will become apparent from the dependent claims.
Erfindungsgemäß wird ein Energietransformer mit elektroaktivem Polymer geschaffen. Das elektroaktive Polymer bildet eine Polymerfolie. Die elektroaktive Polymerfolie weist eine Elektrode und eine Gegenelektrode eines mechanisch flexiblen Kondensators auf, der aufgrund der mechanischen Flexibilität und des elektroaktiven Polymers eine variable Kapazität bildet. Die Elektrode und die Gegenelektrode weisen jeweils ein ebenes Elektrodengitter aus leitfähigem Material auf. Mehrere Elektrodengitter von Elektrode und Gegenelektrode sind abwechselnd übereinander beabstandet gestapelt und von dem Material des elektroaktivem Polymers durchdrungen. Zwischen jeder Elektrode und Gegenelektrode ist eine Schicht des elektroaktivem Polymers vorhanden.According to the invention, an energy transformer with electroactive polymer is provided. The electroactive polymer forms a polymer film. The electroactive polymer film has an electrode and a counterelectrode of a mechanically flexible capacitor, which forms a variable capacitance due to the mechanical flexibility and the electroactive polymer. The electrode and the counter electrode each have a planar electrode grid made of conductive material. Multiple electrode grid of the electrode and counter electrode are alternately stacked one above the other and penetrated by the material of the electroactive polymer. Between each electrode and counter electrode is a layer of the electroactive polymer.
Dieser Kondensator mit elektroaktiven Polymer hat aufgrund der gitterförmigen Elektroden den Vorteil einer hohen Flexibilität, da durch die Gitterstruktur die Elektroden den Krümmungen, Verwölbungen und Dehnungen des flexiblen Kondensators aus einem elektroaktiven Polymer besser folgen können. Außerdem gestaltet sich die Herstellung einer derartigen aus einem Gitterelektrodenstapel hergestellten elektroaktiven Polymerkondensators äußerst kostengünstig, da praktisch mit einem Verfahrensschritt mit dem Einbringen des elektroaktiven Polymers in einem vorbereiteten Elektrodengitterstapel der Kondensator praktisch zur Verfügung steht.This electroactive polymer capacitor has the advantage of high flexibility because of the lattice-shaped electrodes, because the lattice structure allows the electrodes to better follow the curvatures, warping and strains of the flexible electroactive polymer capacitor. In addition, the production of such an electroactive polymer capacitor made of a grid electrode stack is extremely cost-effective, since the capacitor is practically available in practice with a process step involving the incorporation of the electroactive polymer in a prepared electrode grid stack.
In eine bevorzugten Ausführungsform der Erfindung besteht das Elektrodengitter aus einer gitterförmigen perforierten elektrisch leitenden Folie. Diese gitterförmige Perforation kann mit Hilfe von entsprechenden Ätztechniken und/oder mit Hilfe von Stanztechniken in eine Folie erreicht werden, wobei durch die Gitteröffnungen in den übereinander im Abstand gestapelten gitterförmigen Folien ein fließfähiges viskoses elektroaktives Polymer die Gitterstrukturen durchdringen kann und eine Schichtfolge von mindestens einer Elektrode, elektroaktivem Polymer und einer Gegenelektrode bilden kann.In a preferred embodiment of the invention, the electrode grid consists of a grid-shaped perforated electrically conductive film. This grid-shaped perforation can be achieved by means of appropriate etching techniques and / or with the aid of punching techniques in a film, wherein a flowable viscous electroactive polymer can penetrate through the grid openings in the stacked spaced lattice-shaped films and a layer sequence of at least one electrode , electroactive polymer and a counter electrode can form.
In einer weiteren Ausführungsform der Erfindung ist es vorgesehen, das Elektrogitter aus Matten von elektrisch leitenden Kurzfasern herzustellen. Diese Kurzfasern können in der Matte beziehungsweise in dem Elektrodengitter einander auch noch kontaktieren, selbst wenn die elektroaktive Polymerfolie gedehnt oder gekrümmt wird.In a further embodiment of the invention, it is provided to produce the electric grid from mats of electrically conductive short fibers. These short fibers can also still contact each other in the mat or in the electrode grid, even if the electroactive polymer film is stretched or curved.
In einer weiteren Ausführungsform der Erfindung ist es vorgesehen, dass die Elektrodengitter elektrisch leitende Gewebe aufweisen aus Metallfasern, Kohlefasern und/oder amorphen Kohlefasern. Durch das Verweben dieser elektrisch leitenden Fasern zu einer gitterförmigen Elektrode beziehungsweise Gegenelektrode kann ebenfalls gewährleistet werden, dass die Dehnung des elektrisch aktiven Polymers beim Einsatz in einem Energietransformer nicht durch die Elektrodenstruktur behindert wird.In a further embodiment of the invention, it is provided that the electrode meshes comprise electrically conductive fabrics of metal fibers, carbon fibers and / or amorphous carbon fibers. By interweaving these electrically conductive fibers to a grid-shaped electrode or counter electrode can also be ensured that the strain of the electrically active polymer is not hindered by the electrode structure when used in an energy transformer.
Besonders geeignet ist der Energietransformer als Wellenenergietransformer, da im Wasser ein kostengünstiger und stabiler Aufbau des Transformers besonders wichtig ist.The energy transformer is particularly suitable as a wave energy transformer, since a cost-effective and stable construction of the transformer is particularly important in the water.
Weiterhin ist es vorgesehen, dass die variable Kapazität des Kondensators mit elektroaktiver Polymerfolie aus einem von dem elektroaktiven Polymer durchdrungenen Stapel aus Elektrodengittern mit einer Generatorschaltung zusammenwirkt, wobei die Generatorschaltung eine Versorgungsbatterie, einen Zwischenkondensator als Zwischenspeicher und eine Steuereinheit aufweist. Die Steuereinheit überträgt abhängig vom Wellengang Ladungen auf den Zwischenkondensator beziehungsweise Zwischenspeicher und kann alternativ eine Ladebatterie aufladen und/oder eine Last speisen.Furthermore, it is provided that the variable capacitance of the electroactive polymer film capacitor of a stack of electrode gratings penetrated by the electroactive polymer interacts with a generator circuit, wherein the generator circuit has a supply battery, an intermediate capacitor as a buffer and a control unit. Depending on the waves, the control unit transmits charges to the intermediate capacitor or intermediate storage and can alternatively charge a charging battery and / or feed a load.
Ein Verfahren zur Herstellung einer elektroaktive Polymerfolie mit einer Elektrode und einer Gegenelektrode eines Kondensators mit variabler Kapazität für einen Wellenenergietransformer weist die folgenden Verfahrenschritte auf. Zunächst wird ein aushärtbarer elektroaktiver Polymer in fließfähigem viskosem Zustand bereitgestellt. Parallel kann bereits ein Stapeln von Elektrodengittern in mehreren Ebenen übereinander zu einem Elektrodengitterstapel erfolgen. Dann wird das aushärtbare elektroaktive Polymer in fließfähigem viskosem Zustand auf den Elektrodengitterstapel aufgebracht und der Elektrodengitterstapel mit dem aushärtbaren elektroaktiven Polymer in fließfähigem viskosen Zustand wird durchdrungen, so dass anschließend lediglich ein Aushärten des elektroaktiven Polymers unter Druck und Temperatur zu einer elektroaktiven Polymerfolie mit mehreren eingelagerten Elektrodenebenen aus Elektrodengittern erforderlich ist.A method for producing an electroactive polymer film having an electrode and a counter electrode of a variable capacitance capacitor for a wave energy transformer comprises the following method steps. First, a curable electroactive polymer is provided in a flowable viscous state. At the same time, a stacking of electrode gratings in several levels can already take place one above the other to form an electrode grid stack. Then, the curable electroactive polymer is applied in a flowable viscous state to the electrode grid stack and the electrode grid stack is penetrated with the curable electroactive polymer in a flowable viscous state so that subsequently only curing of the electroactive polymer under pressure and temperature to an electroactive polymer film having a plurality of embedded electrode planes is required from electrode grids.
Dieses Verfahren hat nicht nur den Vorteil, dass ein hochflexibler Kondensator mit den Gitterelektroden aufgebaut werden kann, sondern bietet auch die Möglichkeit, dass derartige elektroaktive Kondensatoren mit variabler Kapazität und hoher Flexibilität preisgünstig hergestellt werden können. Dazu werden als Elektrodengitter auch metallisch leitende Materialien eingesetzt wie beispielsweise feinkörnige Partikel aus Kohlenstoffpulver oder Metallpulver in einer derartigen Dichte einer entlang einer vorgegebnen Gitterstruktur, dass sie sich selbst bei einem Krümmen oder Verwölben des elektroaktiven Polymers ihren elektrischen Kontakt untereinander nicht verlieren.Not only does this method have the advantage of being able to construct a highly flexible capacitor with the grid electrodes, it also offers the possibility that such electroactive capacitors with variable capacitance and high flexibility can be manufactured inexpensively. For this purpose, metal-conducting materials are used as the electrode grid, such as, for example, fine-grained particles of carbon powder or metal powder in such a density along a predetermined lattice structure that they are themselves in a Bending or buckling of the electroactive polymer does not lose its electrical contact with each other.
Darüber hinaus ist es vorgesehen, dass als Elektrodengitter ein elektrisch leitendes Gewebe oder eine elektrisch leitende Matte aus Metallfasern, Kohlefasern oder amorphen Kohlefasern eingesetzt wird.In addition, it is provided that an electrically conductive fabric or an electrically conductive mat of metal fibers, carbon fibers or amorphous carbon fibers is used as the electrode grid.
Die Erfindung wird nun anhand der beigefügten Figuren näher erläutert.The invention will now be explained in more detail with reference to the accompanying figures.
In
Durch die Anordnung der in den vorhergehenden Figuren gezeigten Elektroden
Ferner ist die Generatorschaltung
BezugszeichenlisteLIST OF REFERENCE NUMBERS
- 11
- WellenenergietransformerWave Energy Transformer
- 22
- elektroaktives Polymerelectroactive polymer
- 33
- elektroaktive Polymerfolieelectroactive polymer film
- 44
- Elektrodeelectrode
- 55
- Gegenelektrodecounter electrode
- 66
- Kondensatorcapacitor
- 77
- Elektrodengitterelectrode grid
- 88th
- Schichtlayer
- 99
- Faserfiber
- 1010
- elektrisch leitende Folieelectrically conductive foil
- 1111
- ElektrodengitterstapelElectrode grid stack
- 1212
- Ebenelevel
- 1313
- Ebenelevel
- 1414
- Ebenelevel
- 1515
- Metallfoliemetal foil
- 1616
- Elektrodeelectrode
- 1717
- Gegenelektrodecounter electrode
- 1818
- Kopplungselementcoupling element
- 1919
- Wellewave
- 2020
- Schwimmkörperfloat
- 2121
- Halterungbracket
- 2222
- Halterungbracket
- 2323
- EndeThe End
- 2424
- EndeThe End
- 2727
- Wellengangwaves
- 2828
- Generatorschaltunggenerator circuit
- 2929
- Versorgungsbatteriesupply battery
- 3030
- Zwischenkondensator oder ZwischenspeicherIntermediate capacitor or buffer
- 3131
- Steuereinheitcontrol unit
- 3232
- Ladebatterierechargeable battery
- 3333
- Lastload
- 3434
- Leitungmanagement
- 3535
- Stromleitungpower line
- 3636
- Stromleitungpower line
- 3737
- Leitungmanagement
- 3939
-
Positionssensor
39 position sensor 39 - 4040
- Frequenzumformerfrequency
- 4141
- DC/DC-WandlerDC / DC converter
ZITATE ENTHALTEN IN DER BESCHREIBUNG QUOTES INCLUDE IN THE DESCRIPTION
Diese Liste der vom Anmelder aufgeführten Dokumente wurde automatisiert erzeugt und ist ausschließlich zur besseren Information des Lesers aufgenommen. Die Liste ist nicht Bestandteil der deutschen Patent- bzw. Gebrauchsmusteranmeldung. Das DPMA übernimmt keinerlei Haftung für etwaige Fehler oder Auslassungen.This list of the documents listed by the applicant has been generated automatically and is included solely for the better information of the reader. The list is not part of the German patent or utility model application. The DPMA assumes no liability for any errors or omissions.
Zitierte PatentliteraturCited patent literature
- DE 602004008639 T2 [0002, 0007] DE 602004008639 T2 [0002, 0007]
- US 2007/0257490 A1 [0003, 0007] US 2007/0257490 A1 [0003, 0007]
- EP 1212800 D1 [0008] EP 1212800 D1 [0008]
Claims (15)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009059024A DE102009059024A1 (en) | 2009-12-18 | 2009-12-18 | Energy transformer with electroactive polymer |
EP10778856A EP2513990A1 (en) | 2009-12-18 | 2010-10-27 | Power transformer comprising an electroactive polymer |
PCT/EP2010/006547 WO2011072768A1 (en) | 2009-12-18 | 2010-10-27 | Power transformer comprising an electroactive polymer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009059024A DE102009059024A1 (en) | 2009-12-18 | 2009-12-18 | Energy transformer with electroactive polymer |
Publications (1)
Publication Number | Publication Date |
---|---|
DE102009059024A1 true DE102009059024A1 (en) | 2011-06-22 |
Family
ID=43638656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102009059024A Withdrawn DE102009059024A1 (en) | 2009-12-18 | 2009-12-18 | Energy transformer with electroactive polymer |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2513990A1 (en) |
DE (1) | DE102009059024A1 (en) |
WO (1) | WO2011072768A1 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011080149A1 (en) | 2011-07-29 | 2013-01-31 | Robert Bosch Gmbh | Capacitor e.g. plate-type capacitor, for use in e.g. generator utilized for conversion of mechanical energy into electrical energy, has dielectric layer, where gas-filled volumes are arranged in pores of dielectric layer |
DE102013205485A1 (en) | 2012-04-27 | 2013-10-31 | Magna Powertrain Ag & Co. Kg | Drive unit has pulling elements whose one end is connected at crank pin while other end is connected at inside wall of crank case, such that pulling elements lie in normal plane to axis of crankshaft |
DE102013207207A1 (en) | 2013-04-22 | 2014-11-06 | Robert Bosch Gmbh | Production of an EAP stack by means of cold gas spraying |
DE102013207213A1 (en) | 2013-04-22 | 2014-11-06 | Robert Bosch Gmbh | Production of an EAP stack |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013208791B4 (en) * | 2013-05-14 | 2022-02-10 | Robert Bosch Gmbh | Hybrid film for an energy transformer with a method of manufacture |
US10658565B2 (en) * | 2016-08-29 | 2020-05-19 | The Boeing Company | Actuator assemblies, mechanical assemblies including the actuator assemblies, and methods of fabricating the same |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1212800A1 (en) | 1999-07-20 | 2002-06-12 | Sri International | Improved electroactive polymers |
US20070257490A1 (en) | 2006-05-05 | 2007-11-08 | Sri International | Wave powered generation using electroactive polymers |
DE602004008639T2 (en) | 2003-07-18 | 2008-06-12 | Trident Energy Ltd. | METHOD FOR OPERATING A SELF-PROOF WAVING ENERGY CONVERTER |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3270527B2 (en) * | 1992-07-08 | 2002-04-02 | 呉羽化学工業株式会社 | Cylindrical or curved piezoelectric element |
DE102008039757A1 (en) * | 2008-08-20 | 2010-02-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Actuator element and its use |
-
2009
- 2009-12-18 DE DE102009059024A patent/DE102009059024A1/en not_active Withdrawn
-
2010
- 2010-10-27 WO PCT/EP2010/006547 patent/WO2011072768A1/en active Application Filing
- 2010-10-27 EP EP10778856A patent/EP2513990A1/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1212800A1 (en) | 1999-07-20 | 2002-06-12 | Sri International | Improved electroactive polymers |
DE602004008639T2 (en) | 2003-07-18 | 2008-06-12 | Trident Energy Ltd. | METHOD FOR OPERATING A SELF-PROOF WAVING ENERGY CONVERTER |
US20070257490A1 (en) | 2006-05-05 | 2007-11-08 | Sri International | Wave powered generation using electroactive polymers |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011080149A1 (en) | 2011-07-29 | 2013-01-31 | Robert Bosch Gmbh | Capacitor e.g. plate-type capacitor, for use in e.g. generator utilized for conversion of mechanical energy into electrical energy, has dielectric layer, where gas-filled volumes are arranged in pores of dielectric layer |
DE102013205485A1 (en) | 2012-04-27 | 2013-10-31 | Magna Powertrain Ag & Co. Kg | Drive unit has pulling elements whose one end is connected at crank pin while other end is connected at inside wall of crank case, such that pulling elements lie in normal plane to axis of crankshaft |
DE102013207207A1 (en) | 2013-04-22 | 2014-11-06 | Robert Bosch Gmbh | Production of an EAP stack by means of cold gas spraying |
DE102013207213A1 (en) | 2013-04-22 | 2014-11-06 | Robert Bosch Gmbh | Production of an EAP stack |
Also Published As
Publication number | Publication date |
---|---|
EP2513990A1 (en) | 2012-10-24 |
WO2011072768A1 (en) | 2011-06-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |