Relyon Plasma Gmbh

Maschinenfabrik Reinhausen Gmbh

Tdk Electronics Ag

Epcos Ag

Reylon Plasma Gmbh

Schunk Transit Systems Gmbh

Lohmann Rauscher, Inc.

Stefan Nettesheim

Markus Puff

Dariusz Korzec

Dominik Burger

Pavol Kudela

Georg Kügerl

Johann Pichler

Michael Weilguni

Georg Kuegerl

Arif Demirci

Christoph Auer

Timo Staubach

Christian Rohrer

Klaus Forster

Florian Hoppenthaler

Andreas Albrecht

Daniel Pfeffer

Katharina Merz

Florian Freund

Johann Menath

Anatoly Shestakov

Patricia Buchegger

Sven Jakubith

Jürgen Spies

Guntram Fleischhauer

Florian Hoppenthaller

The present invention relates to a device for generating a dielectric barrier discharge for treatment of an object to be activated with non-thermal atmospheric pressure plasma, comprising a dielectric working chamber which has a wall of a dielectric material and which encloses a working space, wherein a metallization is applied to an outer side of the wall facing away from the working space, wherein the working space is an open volume, and a high-voltage source which is configured to apply a high voltage to the metallization or to the object to be activated when the object to be activated is in the working space. According to a further aspect, the invention relates to a method of treatment of an object to be activated with a non-thermal atmospheric pressure plasma.

Device for generating a dielectric barrier discharge and method for treating an object to be activated

In an embodiment a device includes a first housing in which a piezoelectric transformer is arranged and a second housing in which a control circuit is arranged, the control circuit configured to apply an input voltage to the piezoelectric transformer, wherein the piezoelectric transformer is configured to ionize a process medium, and wherein the device is configured to provide a circulating air operation so that the process medium is guided from the piezoelectric transformer through a catalytic converter and then back to the piezoelectric transformer and generate a non-thermal atmospheric pressure plasma.

Device for producing a non-thermal atmospheric pressure plasma and active space comprising such a device

In an embodiment a device includes a low voltage assembly having an output contact, the low voltage assembly configured to provide a low voltage at the output contact, a high voltage assembly having an input contact and a transformer and a plug-in connection interconnecting the low voltage assembly and the high voltage assembly, wherein the plug-in connection is configured to provide an electrical contact between the output contact of the low voltage assembly and the input contact of the high voltage assembly, wherein the low voltage provided at the output contact is applied to the transformer via the input contact, wherein the transformer is configured to convert the low voltage into a high voltage, and wherein the device is configured to generate a gas discharge.

Apparatus for generating a gas discharge

A device () comprising an electro-ceramic component () which has a first electrical contact (A), provided on a first side face (A) of the electro-ceramic component () in the excitation zone (), and a second electrical contact (B) provided on a second side face (B) of the electro-ceramic component (). A sealing compound () is placed around the electro-ceramic component () so that the first electrical contact (A) and the second electrical contact (B) are covered by the sealing compound () and a free end () of a section () of the high-voltage zone () of the electro-ceramic component () projects beyond a free end () of the sealing compound ().

Device having an electro-ceramic component

An apparatus () for generating a high voltage or high field strength and a component () for generating a high voltage or high field strength are disclosed. A means () that is provided in a defined area () of the cylindrical and dielectric housing () or the sleeve () of the component (). The means () ensures that, in a space () of the defined area (), between the piezoelectric transformer () and an inner wall () of the dielectric housing (), an essentially symmetrical field distribution () prevails. Even with an external influence (), the field distribution () is influenced in such a way that an ignition field strength in space () of the defined area () is avoided.

Device and component for generating a high voltage or high field strength

A device for producing a non-thermal atmospheric pressure plasma and an active space including such a device are disclosed. In an embodiment a device includes a first housing, in which a piezoelectric transformer is arranged and a second housing, in which a control circuit is arranged, the control circuit configured to apply an input voltage to the piezoelectric transformer, wherein the first housing comprises a coating configured to eradicate irritant gases.

A plasma generator is disclosed. In an embodiment a plasma generator includes a piezoelectric transformer subdivided into an input region and an output region in a longitudinal direction, wherein the piezoelectric transformer comprises an output-side end face facing away from the input region, wherein the plasma generator comprises a passive load arranged permanently in front of the output-side end face, and wherein the plasma generator is configured to generate non-thermal atmospheric-pressure plasma.

Plasma generator

A device for producing a non-thermal atmospheric-pressure plasma are a method for frequency control of a piezoelectric transformer are disclosed. In an embodiment a device includes a piezoelectric transformer, an activating circuit configured to apply an AC voltage at an activating frequency to the piezoelectric transformer as an input voltage and a field probe configured to measure a field strength of an electric field produced by the piezoelectric transformer, wherein the activating circuit is configured to adapt the activating frequency based on the measurement results of the field probe such that a field strength is maximized.

Device for producing a non-thermal atmospheric-pressure plasma and method for the frequency control of a piezoelectric transformer

A device and a method for improving combustion are disclosed. In an embodiment the device includes a combustion chamber including at least one combustion chamber inlet for feeding in fuel or air or the fuel/air mixture, a reactor chamber connected upstream of the combustion chamber, the reactor chamber comprising a plasma generator, wherein the plasma generator is a piezoelectric transformer configured to operate with a low voltage and a control apparatus for the plasma generator, wherein the device is configured in such a way that even before a start of an actual combustion process at least one gaseous component in the reactor chamber is enriched with radicals and ions by the plasma generator.

Device and method for improving combustion

A system for identifying or distinguishing materials, comprising at least one local apparatus and a central station. Each local apparatus comprises at least one measuring device for recording at least one actual signature for materials each and at least one local computer communicatively connected to the at least one measuring device, the at least one local computer having a local database for storing and/or processing the actual signature. The at least one central station comprises a server having a central database for storing and/or processing the actual signatures of the local apparatus. Furthermore, the system comprises a network, which communicatively connects the local computers of the local units via the server of the center. The invention further relates to a corresponding method for operating a system, to an analysis method for identifying or distinguishing the materials, and to a measuring device for recording material properties of the materials.

System and method for identifying and distinguishing materials, method for identifying or distinguishing materials, and measuring device for recording material properties of materials

The invention relates to an assembly for treating wounds and to a hand held unit for treating wounds. The assembly and the hand held unit comprise a device for producing a plasma and/or an excited gas or gas mixture by means of a piezoelectric transformer, which is housed together with a circuit board in a housing of the device, and the assembly comprises an expansion element. A control circuit, to which the piezoelectric transformer is electrically connected, is realized on the circuit board. A second end of the expansion element surrounds a wound region to be treated. A first end of the expansion element is detachably connected to the housing of the device at the opening of the housing. The produced plasma and/or excited gas or gas mixture thus enters the expansion element from the opening of the housing.

Assembly for treating wounds

Disclosed is a system for reducing germs by means of plasma. To this end, a piezoelectric transformer is associated with a dielectric film. The peripheral edge of the dielectric film encloses an area to be sterilized, a cavity being formed thereby. A high-voltage end of the piezoelectric transformer is facing a side of the dielectric film facing away from the cavity. The plasma is ignited within the cavity.

System and method for reducing germs by means of plasma

An assembly for the treatment of wounds comprising a device for generating a plasma, or an excited gas or gas mixture, respectively. A covering is used to cover a wound area. A first conduit connects the device and the covering and a second conduit connects the covering and a pump. The device is arranged within a housing comprising an opening. The device comprises a piezoelectric transformer having a high-voltage end for generating the plasma, and is arranged within the housing such that the high-voltage end is directed towards the opening. The plasma or the excited gas or gas mixture, respectively, is generated in a region of the opening of the housing. A wound cover comprising a means for guiding the plasma across the wound area is arranged between the covering and the wound area.

Assembly for the treatment of wounds

A container for powder, a method for marking of the containers for the powder and an apparatus for use of a powder. There is at least one RFID Chip provided in the container, wherein the RFID chip stores at least one set of parameters for material characterization of the powder in the container. A unique key is assigned to every type of powder by means of which the data in the RFID chip located in the container are readable, writeable and updateable via an antenna arranged outside the container.

Apparatus for use of powder from the container

An apparatus for producing a plasma including a control circuit which is electrically connected to a piezoelectric transformer in order to excite the piezoelectric transformer. A hand-held device that uses the apparatus. The piezoelectric transformer is constructed of several layers. The control circuit is implemented on a circuit board, and the piezoelectric transformer is held over the circuit board by means of a region of a first end. A high voltage is applied to a second free end of the piezoelectric transformer. The plasma is produced at atmospheric pressure.

Growing community of inventors

Wuppertal, Germany

Stefan Nettesheim