Weiss Patentanwalts GmbH

In order to allow acquisition of machine data (MD) in a more flexible and easier way, it is provided, that the data interface (4-n) of a data source unit (2-n) collecting machine data (MD) is arranged for configuration of the selection of which machine data (MD) is collected in the data source unit (2-n) from the machine (6) and/or of the machine data collection rate (CR) of the machine data (MD) collected in the data source unit (2-n) during the machine operation.

Offenbart ist ein Schweißbrenner (1) mit integrierten Schweißdrahtvorschubeinheit (17), mit einer effizienten und gleichzeitig kompakten Kühlung des Schweißbrenners (1) und der Schweißdrahtvorschubeinheit (17). Der Schweißbrenner (1) zeichnet sich dadurch aus, dass im Brennergehäuse (3) des Schweißbrenners (1) ein Kühlblock (41) mit einem durch den Kühlblock (41) durchgehenden Kühlblockkanal (47) und ein Isolierkörper (50) mit einem durch den Isolierkörper (50) durchgehenden Isolierstreckenkanal (51) angeordnet ist, dass der Kühlblockkanal (47) und der Isolierstreckenkanal (51) entweder Teil der Brennergehäusevorlaufleitung (42) oder Teil der Brennergehäuserücklaufleitung (45) sind, dass der Isolierkörper (50) aus einem elektrisch isolierenden Material gefertigt ist und dass eine Länge des Isolierstreckenkanal (51) im Isolierkörper (50) mindestens 50mm beträgt.

The present invention relates to a transport system (1) comprising at least one electromagnetic transport device (2) and at least one continuous conveyor (6). The electromagnetic transport device (2) comprises a stator (31, 32, 3i) and at least one shuttle (4, 4i), which is moveable relative to the stator (31, 32, 3i) along a transport path. Drive magnets (51) are arranged on at least one shuttle (4, 4i), which interact electromagnetically with electromagnetic or magnetic elements, in particular drive coils, arranged on the stator (31, 32, 3i) to move the at least one shuttle (4, 4i) in at least one direction (T) of movement along the transport path. The at least one continuous conveyor (6) comprises conveying means (7) to move the at least one shuttle (4, 4i) in a conveying direction (M) along the transport path. To reliably and safely prevent uncontrolled and/or unwanted movements of the at least one shuttle (4) on the conveying means (7) of the at least one continuous conveyor (6), the conveying means (7) comprises ferromagnetic and/or magnetic elements (8) to interact with the drive magnets (51) of the at least one shuttle (4, 4i), wherein an arrangement of the ferromagnetic and/or magnetic elements (8) of the conveying means (7) is configured in such a way that a predeterminable holding force (F<H>) is established between the at least one shuttle (4) of the electromagnetic transport device (2) and the conveying means (7) of the continuous conveyor (6) due to an interaction of the drive magnets (51) of the at least one shuttle (4) and the ferromagnetic and/or magnetic elements (8) of the conveying means (7).

The invention relates to a method of operating a linear motor system and to a corresponding linear motor system (1), in particular in the form of a long-stator linear motor system or a planar motor system, comprising a stator (2), on which a plurality of drive coils (4) is arranged, and comprising at least one shuttle (3), on which drive magnets (5) are arranged and which moves relative to the stator (2). An electromagnetic field, which interacts with the drive magnets (5) of the shuttle (3), is generated by energizing the drive coils (3) in the area of the drive magnets (5) of the shuttle (3). To enable a more efficient operation of the linear motor system (1) and to enhance a control of the movement of the at least one shuttle (3) on the stator (2) of the linear motor system (1), at least one drive variable (DV) is determined by a motion control unit (7) from a predefined movement profile (MP) and/or at least one predefined target value (MP) of at least one movement variable for the at least one shuttle (3) and from an actual value (IP) of the at least one movement variable for a respective time step (S101). Furthermore, the motion control unit (7) determines the respective drive coils (4) of the stator (2) to be energized and a corresponding energization (BS) of these drive coils (4) from the at least one drive variable (DV) determined for the respective time step (S103), to move the shuttle (3) corresponding to the predefined movement profile and/or according to the at least one predefined target value (MP) of at least one movement variable. The motion control unit (7) uses an Artificial intelligence method (Al) at least for determining the respective drive coils (4) of the stator (2) to be energized and a corresponding energization (BS) of these drive coils (4) for moving the at least one shuttle (4), wherein the Artificial intelligence method (Al) is provided with the at least one drive variable (DV) determined for the respective time step as an input variable (S102).

Die Erfindung betrifft eine Schweißstromquelle (1) mit einem Eingangsanschluss (10) und einem Ausgangsanschluss (9). Um die Verlustleistung einer Schweißstromquelle (1) zu verringern und die Sicherheit einer Schweißstromquelle (1) zu erhöhen, ist vorgesehen, dass in zumindest einer der elektrischen Ausgangsleitungen (AL1, AL2) der Schweißstromquelle (1) ein Schalter (S1, S2) vorgesehen ist, wobei parallel zum Schalter (S1, S2) ein Pufferkondensator (C_P) geschaltet ist, wobei in der Schweißstromquelle (1) ein Stromrichter (11) vorgesehen ist, der eingerichtet ist, elektrische Energie von einem ersten Anschluss (A1) des Stromrichters (11) zu einem zweiten Anschluss (A2) des Stromrichters (11) zu übertragen und der erste Anschluss (A1) des Stromrichters (11) mit dem Pufferkondensator (C_P) verbunden ist, und der zweite Anschluss (A2) des Stromrichters (11) mit den elektrischen Eingangsleitungen (EL1, EL2) der Schweißstromquelle (1) verbunden ist.

An improved surge protection device (1) is provided, the surge protection device (1) having a detection unit (2) for generating a detection signal (d) indicative of the occurrence of an energy rich pulse caused by an electrical surge in an electrical power system (10), a bypass unit (3) with a bypass path (34) to, depending on the detection signal (d), bypass the pulse, and an absorption unit (4) to arrest the pulse after the pulse has been bypassed through the bypass unit (3).

Es wird ein Verfahren zur verbesserten Überwachung einer Seilbahn (20) offenbart, um die Sicherheit insbesondere im Betrieb zu erhöhen, wobei mit einer Anzahl an Sensoren (3) an zumindest einer Seilbahnstütze (1) während des Betriebs oder im Stillstand der Seilbahn (20) in zumindest einem Zeitpunkt (t) gleichzeitig ein Längsmesswert (X) und ein Quermesswert (Y, Z) erfasst werden, wobei eine Auswerteeinheit (4) der Seilbahn (20) den im zumindest einen Zeitpunkt (t) gleichzeitig erfassten Längsmesswert (X) und Quermesswert (Y, Z) von der Anzahl an Sensoren (3) empfängt und verarbeitet, wobei in der Auswerteeinheit (4) eine definierte mathematische Verknüpfung zwischen dem im zumindest einen Zeitpunkt (t) gleichzeitig erfassten Längsmesswert (X) und Quermesswert (Y, Z) hergestellt wird und ein Ergebnis aus der definierten mathematischen Verknüpfung ermittelt wird, wobei wenn durch das ermittelte Ergebnis eine vorgegebene Bedingung erfüllt wird, die Auswerteeinheit (4) ein Problem mit der Seilbahn (20) an eine Steuereinheit (5) der Seilbahn (20) für die Überwachung signalisiert und die Steuereinheit (5) die Seilbahn (20) abhängig von dem durch die Auswerteeinheit (4) signalisierten Problem steuert.

To increase the efficiency of electromagnetic transport devices (1) having a stator (2) and a mover (3) with a first and a second drive magnet unit (Y₁, Y₂), a cooperation element (4) designed to interact with the first drive magnet unit (Y₁) and/or with the second drive magnet unit (Y₂) is provided, said first and second drive magnet unit (Y₁, Y₂) each being designed to, by interacting with the cooperation element (4), carry out a cooperation function, and, in a first driving segment, the first drive magnet unit (Y₁) is used to carry out a driving function to move the mover (3) and the second drive magnet unit (Y₂) is used to carry out said cooperation function to cooperate with the cooperation element (4).

The present invention relates to a planar motor system (1), which comprises at least one stator segment (2) and at least one shuttle (3) with a magnet unit (6), wherein drive coils (5) are arranged on the at least one stator segment (2, 21) and a magnet unit (6) is arranged on the at least one shuttle (3). A control arrangement (7) controls the drive coils (5) of the at least one stator segment (2) to interact with the magnet unit (6) of the at least one shuttle (3) electromagnetically to move the at least one shuttle (3). To provide an improved, simple and cost-efficient energy and/or data transfer between the shuttle (3) and/or a further stator segment (22), the planar motor system (1) comprises a capacitive power transfer arrangement (10). The capacitive power transfer arrangement (10) comprises at least two first plate electrodes (8) provided on the at least one stator segment (2, 21) of the planar motor system (1) and at least two second plate electrodes (9) provided on the at least one shuttle (3) and/or on another stator segment (22) of the planar motor system (1). The control arrangement (7) is configured to move the at least one shuttle (3) and/or the other stator segment (22) of the planar motor system (1) such that one (81) of the first plate electrodes (8) provided on the at least one stator segment (2, 21) of the planar motor system (1) and one (91) of the second plate electrodes (9) provided on the at least one shuttle (3) and/or on the other stator segment (22) of the planar motor system (3) form a first coupling capacitor (C1) and another one (82) of the first plate electrodes (8) provided on the at least one stator segment (2, 21) of the planar motor system (1) and another one (92) of the second plate electrodes (9) provided on the at least one shuttle (3) and/or on the other stator segment (22) of the planar motor system (1) form a second coupling capacitor (C2). Furthermore, the control arrangement (7) is configured to energize either the at least two first plate electrodes (8) or the at least two second plate electrodes (9) so as to transfer energy and/or data between the at least one stator segment (2, 21) and the at least one shuttle (3) and/or the other stator segment (22) of the planar motor system (1).

In order to consider the surroundings of the linear motor (1) in a more flexible and simpler way during movement of a shuttle (Tn) in the stator workspace (3) of the linear motor (1), it is provided, that a virtual workspace (6) is defined in the motor control unit (10), the virtual workspace (6) virtually extending the stator workspace (3) so that the stator workspace (3) and the virtual workspace (6) form a contiguous workspace for the shuttle (Tn), in that a movement of a virtual shuttle (VTk) in the virtual workspace (6) is simulated in the motor control unit using given virtual shuttle movement setpoints (VMSk) of the virtual shuttle (VTk), and in that the simulated movement of the virtual shuttle (VTk) in the virtual workspace (6) affects the shuttle movement setpoints (MSn) for moving the at least one shuttle (Tn) on the stator workspace (3) or in that the movement of the at least one shuttle (Tn) in the stator workspace (3) affects the virtual shuttle movement setpoints (VMSk) for moving the virtual shuttle (VTk) in the virtual workspace (6).