Araujo Edo, Mario

The invention relates to a burner (10) for burning a combustible comprising a multi-section combustion chamber (12) with a first section (12-1), a second section (12-2) and a third section (12-3), a main combustible inlet (13) for feeding the combustible into the combustion chamber (12) and a main comburent inlet (15) for feeding a comburent into the combustion chamber (12). At least one of the main combustible inlet (13) and the main comburent inlet (15) is configured for feeding the combustible or the comburent, respectively, at a first longitudinal position (P1) along the combustion chamber (12). The third section (12-3) comprises a main outlet (14) for outputting a combustion exhaust gas. A longitudinal direction (L3) of the third section (12-3) is angled with respect to a longitudinal direction (L2) of the second section (12-2). The second section (12-2) comprises one or more secondary combustible inlets (17) for feeding a flow of secondary combustible into the combustion chamber (12) at a second longitudinal position (P2) along the combustion chamber (12) and one or more secondary comburent inlets (19) for feeding a flow of secondary comburent into the combustion chamber (12) at the second longitudinal position (P2) along the combustion chamber (12). The second longitudinal position (P2) is spaced apart and downstream from the first longitudinal position (P1) along the longitudinal direction (L2) of the second section (12-2). The invention further refers to a vessel system comprising such a burner and a vessel coupled thereto, to a related method of burning a combustible using a burner and to a related method of producing hydrogen from ammonia cracking.

The invention refers to a laser processing apparatus (10) comprising: a laser processing module (20) for laser-processing a workpiece on a work field (22); a measurement module (30) for performing distance measurements using a measurement beam (MB), wherein the measurement module (30) is optically coupled with the laser processing module (20) to receive and output the measurement beam (MB) from and to the laser processing module (20); at least one scanning unit (24) for scanning the measurement beam (MB) over the work field (22); one or more calibration reflectors (12a, 12b) having a constant spatial relation with respect to the work field (22) and/or with respect to the at least one scanning unit (24); and a processing unit (40) configured for determining drift shifts of the laser processing apparatus (10) based on measured variations of a path length of the measurement beam (MB) to and from the one or more calibration reflectors (12a, 12b) and on corresponding angular deflection setting (α) of the at least one scanning unit (24). The invention further refers to a method of determining a drift shift in such a laser processing apparatus (10) and to a related method of compensating drift shifts in a laser processing apparatus (10).

The invention refers to a method of separating hydrogen from a gas comprising helium comprising receiving an input gas stream (I) comprising hydrogen and helium and forwarding the input gas stream (I) to at least one first membrane module (20) comprising at least one first hydrogen-selective membrane (28) for performing a first separation process for separating hydrogen, forwarding a first retentate (R1) from the at least one first membrane module (20) to at least one second membrane module (30) comprising at least one second hydrogen-selective membrane for performing a second separation process for separating hydrogen in the first retentate (R1), providing a hydrogen stream comprising the first permeate (P1) and the second permeate (P2) from the at least one second membrane module (30) and providing a helium stream comprising the second retentate (R2) from the at least one second membrane module (30). The invention further refers to a related method of extracting hydrogen and helium from a gas source and to a related membrane module system (10).

The invention refers to a deflection module comprising a first deflection unit (10a) comprising a first scanning device (12a) for scanning a first working beam (50a) over a first working field and (4oa) and a second deflection unit (10b) comprising a second scanning device (12b) for scanning a second working beam (50b) over a second working field (40b). At least a movable mirror (12a-2) of the first scanning device (12a) and at least a movable mirror (12b-2) of the second scanning device (12b) are arranged mirror-symmetrically with respect to each other. The first working field (40a) and the second working field (4ob) overlap in a common overlap area (42).

Die Erfindung betrifft eine Vorrichtung zum Stimulieren einer menschlichen Klitoris mit einem veränderlichen Druckfeld, mit einem Gehäuse (21), an dem ein Griffabschnitt und ein Stimulationsabschnitt gebildet sind; einer Antriebseinrichtung (32), die in dem Gehäuse (21) angeordnet und eingerichtet ist, eine Antriebsbewegung wiederholt bereitzustellen; einer Druckkammer (4, 16), die zum Bereitstellen eines veränderlichen Druckfelds in dem Gehäuse (21) angeordnet und zumindest abschnittsweise von einer Kammerwand umgeben ist; einem verlagerbaren Kammerwandabschnitt (1). Dieser bildet einen Abschnitt der Kammerwand und koppelt an die Antriebseinrichtung (32) derart, dass der verlagerbare Kammerwandabschnitt (1) als Reaktion auf die hierauf eingekoppelte Antriebsbewegung wiederholt zwischen verschiedenen Wandstellungen verlagerbar ist, wodurch ein Kammervolumen der Druckkammer (4, 16) zum Erzeugen des veränderlichen Druckfelds mit abwechselnden Überdrücken und Unterdrücken gegenüber eines Umgebungsdrucks wiederholt vergrößert und verkleinert wird. Die Vorrichtung weist des Weiteren auf: eine Gehäuseöffnung (22), die im Stimulationsabschnitt angeordnet ist und mit der Druckkammer (4, 16) in Fluidverbindung steht, derart, dass das mittels der Druckkammer (4, 16) erzeugte veränderliche Druckfeld über die Gehäuseöffnung (22) in Form von Unter- und Überdrücken abgegeben werden kann; eine Dichteinrichtung, welche der Gehäuseöffnung (22) zugeordnet und im Bereich des Stimulationsabschnitts angeordnet und eingerichtet ist, im Betrieb die Druckkammer (4, 16) gegenüber der Umgebung abzudichten; und eine Batterieeinrichtung (28), die eingerichtet ist, eine Antriebsenergie für Antriebseinrichtung (32) bereitzustellen. Bei der Antriebseinrichtung (32) ist eine Spuleneinrichtung, welche im Betrieb von einem elektrischen Strom durchflossen ist, bewegbar in einem zugeordneten ortsfesten Permanentmagnetfeld (3) angeordnet und koppelt zum Übertragen der Antriebsbewegung an den verlagerbaren Kammerwandabschnitt (1).

The invention refers to a laser processing apparatus (10) comprising an optical system with a beam width regulation optical group (20) for adjusting a beam width of a laser beam (B) and a focusing optical group (30) with adjustable focal length, wherein the focusing optical group (30) is arranged along a beam path of the laser beam (B) between the beam width regulation optical group (20) and the laser output (14); wherein the optical system is configured for adjusting a focal position of the laser beam and a spot size corresponding to a beam width of the laser beam at said focal position (F). The beam width regulation optical group (20) is configured for causing a variation of an absolute value of a beam propagation angle of the laser beam (B) not more than 10°; and/or such that a ratio of a distance from the beam width regulation optical system to focusing optical system along an optical path of the laser beam over a Rayleigh length of the laser beam measured downstream from the beam width regulation optical group is not more than 60. The invention further refers to a related method of operating a laser processing apparatus (10) for laser-processing a workpiece (P).

The invention refers to a measurement module (10) for a laser processing apparatus (1) comprising a connection port (12) for coupling to a distance detection device (42) and a coupling port (14) for coupling to a laser processing module (30); a first optical path (P1) and a second optical path (P2) for laser light received and outputted through the connection port (12), wherein the first optical path (P1) is defined from the connection port (12) to a reference optical reflector (16) and the second optical path (P2) is defined between the connection port (12) and the coupling port (14); further comprising a first optical path length regulator system (20) for adjusting a first optical path length of the first optical path (P1) and a second optical path length regulator system (21) for adjusting a second optical path length of the second optical path (P2); wherein the first optical path length regulator system (20) is coupled with the second optical path length regulator system (21), such that a first optical path length variation (Δ1) of the first optical path length is coupled with a second optical path length variation (Δ2) of the second optical path length. The invention further refers to a related interferometer system comprising a distance detection device (42) and such a measurement module (10) and to a laser processing apparatus (1) comprising a laser processing module (30) for laser-processing a workpiece (P) and such a measurement module (10).

The invention refers to a measurement module (10) for a laser processing apparatus (1) in which a first optical path (P1) and a second optical path (P2) are defined for laser light within a housing (11). The first optical path (P1) has a fixed predefined optical path length. The second optical path (P2) is defined between a connection port (12) of the housing and a coupling port (14) and has a variable optical path length adjustable by an optical path length regulator system (20). The invention further refers to an interferometer system comprising a measurement module with a first optical path (P1) corresponding to a reference arm of the interferometer system and with a second optical path (P2) corresponding to an object arm of the interferometer system, wherein an optical path length regulator system (20) is configured for adjusting an optical path length of the second optical path (P2), i.e., of the object arm of the interferometer system. The measurement module (10) further comprises a focusing device (18) arranged in the second optical path (P2) between the connection port (12) and the optical path length regulator system (20) and configured for focusing the laser light transmitted through the second optical path (P2). The invention further refers to a laser processing apparatus (1) comprising a laser processing module (30) for laser-processing a workpiece (P) on a work field (37) using a work beam (W) and a measurement module (10) according to the invention.

Stimulationsvorrichtung (1) für die Klitoris (12); aufweisend: eine Druckfelderzeugungseinrichtung (2) mit einer ersten Kammer (3); und einer zweiten Kammer (4) mit zumindest einer Öffnung (42) zum Aufsetzen über die Klitoris (12); und einem Verbindungselement (5), das die erste Kammer (3) mit der zweiten Kammer (4) verbindet; und einer Antriebseinheit (6), die das Volumen der ersten Kammer (3) durch Auslenkung einer flexiblen Wand (31) der ersten Kammer (3) derart verändert, dass über das Verbindungselement (5) in der zweiten Kammer (4) ein stimulierendes Druckfeld erzeugt wird; und eine Steuereinrichtung (7), welche die Antriebseinheit (6) ansteuert; wobei das in der zweiten Kammer (4) erzeugte Druckfeld aus einem Muster von Unter- und Überdrücken besteht, die auf den Normaldruck aufmoduliert sind.

Zusammenfassung wird geladen …