Petah Tiqva, Israel
Petah Tiqva, Israel

Eltek ASA is a global power conversion specialist that develop and market energy systems for telecom and industrial applications. They also offer other information and communication related services The company is based in Drammen, Norway.Eltek carries out the main part of its business through their company Eltek AS and its subsidiaries. Wikipedia.


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Patent
Eltek | Date: 2015-02-25

An inverter system includes an input inverter including a positive and a negative DC input terminals and first and second AC output terminals; and a bidirectional inverter device, including a first bidirectional subinverter and a second bidirectional subinverter. The first and second bidirectional subinverters have DC terminals that are interconnected in parallel with a DC power storage device. The first bidirectional subinverter have first and second AC terminals. The first AC terminal is connected to the first AC output terminal of the input inverter. The second bidirectional subinverter have first and second AC terminals. The first AC terminal is connected to the second AC output terminal of the input inverter. The second AC terminal of the first bidirectional subinverter and the second AC terminal of the second bidirectional subinverter are interconnected.


An electric multimode power converter module includes an AC/DC converter, including a first AC port; a DC/AC converter, including a second AC port; a DC/DC converter, including a DC port; a controller; and a communication bus interconnecting the converters. The controller includes a hardware configuration port and sets the module in the following states, based on the value read from the configuration port: a first state in which the module transfers power between the first AC port and the DC port, a second state in which the module transfers power between the DC port and the second AC port, and a third state in which the module transfers power between the AC ports and the DC port. A power supply system includes a shelf device including at least one compartment, and an electric multimode power converter module as mentioned above is inserted in the at least one compartment.


Patent
Eltek | Date: 2017-04-05

A level sensor for detecting the level of a medium contained in a vessel, in particular a tank, comprising: an array of capacitive elements designed to be associated with the vessel (1), in particular to extend according to an axis of detection (X) of the level of the medium (L), the array of capacitive elements comprising a plurality of electrodes (J1-Jn), in particular on a face of an electrically insulating substrate (20) having a generally elongated shape, the electrodes (J1-Jn) being spaced apart from each other, in particular along the axis of detection (X), and preferably being essentially coplanar to each other, at least one insulation layer (16) for electrically insulating the electrodes (J1-Jn) with respect to the inside of the vessel (1), a controller (24) having a plurality of inputs. Each capacitive element comprises at least one of a single electrode and a group of electrodes connected in common to each other, particularly in parallel, the single electrode or the group of electrodes being connected to a respective input of the plurality of inputs. the controller (24) is prearranged for discriminating a value of electrical capacitance associated with each electrode (J1-Jn) to deduce the level of the medium present in the vessel.


Patent
Eltek | Date: 2017-01-04

An inverter system (100), e.g. for use in a solar power supply, has been disclosed. The inverter system (100) comprises an input inverter (120) including a positive (121) and a negative (122) DC input terminals and first (123) and second (124) AC output terminals; and a bidirectional inverter device (130), including a first bidirectional subinverter (138) and a second bidirectional subinverter (139). The first (138) and second (139) bidirectional subinverters have DC terminals (132, 133) that are interconnected in parallel with a DC power storage device (131). The first bidirectional subinverter (138) have first (134) and second (135) AC terminals. The first AC terminal (134) is connected to the first AC output terminal (123) of the input inverter (120). The second bidirectional subinverter (139) have first (136) and second (137) AC terminals. The first AC terminal (136) is connected to the second AC output terminal (124) of the input inverter (120). The second AC terminal (135) of the first bidirectional subinverter (138) and the second AC terminal (137) of the second bidirectional subinverter (139) are interconnected.


An electric multi-mode power converter module comprises an AC/DC converter, including a first AC port; a DC/AC converter, including a second AC port; a DC/DC converter, including a DC port; a controller; and a communication bus interconnecting the AC/DC converter, the DC/AC converter and the DC/DC converter. The controller further includes a hardware configuration port and is configured to set the power converter module in the following states, selected in dependency on the value read from the hardware configuration port: A first state in which the power converter module transfers power between the first AC port and the DC port, and in which the second AC port is disabled, a second state in which the power converter module transfers power between the DC port and the second AC port, and the first AC port is disabled, and a third state in which the power converter module transfers power between the first AC port, the second AC port and the DC port. A power supply system comprises a shelf device (20) including at least one compartment, and an electric multi-mode power converter module of the type mentioned above is inserted in the at least one compartment.


Patent
Eltek | Date: 2017-07-26

A sensor for detecting the level of a medium contained in a container, in particular a tank, comprises: an array of capacitive elements designed to be associated to the container (1), in particular so as to extend according to an axis of detection (X) of the level of the medium (L), the array of capacitive elements comprising a plurality of electrodes (J1-Jn), in particular on a face of an electrically insulating substrate (20) having a generally elongated shape, the electrodes (J1-Jn) being spaced apart from one another, in particular along the detection axis (X), and being preferably substantially coplanar with one another; at least one insulation layer (16) for insulating electrically the electrodes (J1-Jn) with respect to the inside of the container (1); and a controller (24) having a plurality of inputs. Each capacitive element comprises a set of electrodes connected together in common, in particular in parallel, each set of electrodes being connected to a respective input of the plurality of inputs. The controller (24) is pre-arranged for discriminating a value of capacitance associated to each electrode (J1-Jn) in order to deduce the level of the medium present container.


Patent
Eltek | Date: 2017-07-26

A sensor for detecting the level of a medium contained in a container, in particular a tank, comprises: an array of capacitive elements designed to be associated to the container (1), in particular so as to extend according to an axis of detection (X) of the level of the medium (L), the array of capacitive elements comprising a plurality of electrodes (Ji-Jn), in particular on a face of an electrically insulating substrate (20) having a generally elongated shape, the electrodes (Ji-Jn) being spaced apart from one another, in particular along the detection axis (X), and being preferably substantially coplanar with one another; at least one insulation layer (16) for insulating electrically the electrodes (Ji-Jn) with respect to the inside of the container (1); and a controller (24) having a plurality of inputs. Each capacitive element comprises at least one of a single electrode and a set of electrodes connected together in common, in particular in parallel, the single electrode or the set of electrodes being connected to a respective input of the plurality of inputs. The controller (24) is pre-arranged for discriminating a value of capacitance associated to each electrode (Ji-Jn) in order to deduce the level of the medium present container.


Grant
Agency: European Commission | Branch: H2020 | Program: ECSEL-IA | Phase: ECSEL-02-2014 | Award Amount: 87.61M | Year: 2015

The key objective of PowerBase Enhanced substrates and GaN pilot lines enabling compact power applications is to ensure the availability of Electronic Components and Systems (ECS) for key markets and for addressing societal challenges, aiming at keeping Europe at the forefront of the technology development, bridging the gap between research and exploitation, creating economic and employment growth in the European Union. The project PowerBase aims to contribute to the industrial ambition of value creation in Europe and fully supports this vision by addressing key topics of ECSEL multi annual strategic plan 2014. By positioning PowerBase as innovation action a clear focus on exploitation of the expected result is primary goal. To expand the limits in current power semiconductor technologies the project focuses on setting up a qualified wide band gap GaN technology Pilot line, on expanding the limits of todays silicon based substrate materials for power semiconductors, improving manufacturing efficiency by innovative automation, setting up of a GaN compatible chip embedding pilot line and demonstrating innovation potential in leading compact power application domains. PowerBase is a project proposal with a vertical supply chain involved with contributions from partners in 7 European countries. This spans expertise from raw material research, process innovation, pilot line, assembly innovation and pilot line up to various application domains representing enhanced smart systems. The supporting partners consist of market leaders in their domain, having excellent technological background, which are fully committed to achieve the very challenging project goals. The project PowerBase aims to have significant impact on mart regions. High tech jobs in the area of semiconductor technologies and micro/nano electronics in general are expressed core competences of the regions Austria: Carinthia, Styria, Germany: Sachsen, Bavaria and many other countries/ regions involved.


An equipment for controlling operation of a biomedical microfluidic device includes a system for connection with the microfluidic device, having at least one of an arrangement for fluidic connection and an arrangement for electrical connection, a system for electrical supply or control of an electrical or electronic arrangement of the microfluidic device, a system for handling at least one fluid required for operation the microfluidic device, and a system for signal communication with the microfluidic device.


Patent
Eltek | Date: 2016-04-27

A pressure-sensor device (1) comprises:- a pressure-sensitive component (9) having a body, defined in which is a blind cavity, and having a membrane portion (9a), operatively associated to which is a detection element (R); and- a connection structure (2), which has a duct in communication with the cavity of the pressure-sensitive component (9) and is to receive a fluid, a pressure of which is to be detected. The connection structure (2) comprises a supporting body (2a) of the pressure-sensitive component (9), which defines a respective passage (2b), and a compressible element (12, 18) that is designed to be in contact with the fluid and is configured for compensating possible variations of volume thereof. The compressible element (12, 18) is positioned at least in part within the cavity (11) of the pressure-sensitive component (9) and/or in a stretch of the passage (2b) of the supporting body (2a) that is close to the cavity (11) of the pressure-sensitive component (9).

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