Siemens Aktiengesellschaft

Flender Gmbh

Valeo Siemens Eautomotive Germany Gmbh

Stefan Von Dosky

Stefan Klehr

Wolfgang Ens

Gilbert Alexander Erdler

Herbert Schorb

Thomas Bierweiler

Jörg Zapf

Ralf Huck

Dirk Scheibner

Jörg Hassel

Richard H Osman

Jürgen Zettner

Hans-Henning Klos

Daniel Labisch

Christoph Paulitsch

Piotr Strauch

Daniel Schall

Juergen Schimmer

Thomas Neuhauser

Johannes Barth

Sebastian Kisban

Juergen Zettner

Julia Camminadi

Bernd Köhler

Matthias Deicke

Reinhold Keck

Ewa Götz

Erkan Arslan

Markus Hilsendegen

Tim Scherer

Tilo Moser

Valentin Rigoni

Roman Khazankin

Jana Kemnitz

Daniel Egner

A temperature measuring system comprising temperature measuring device, a computer program product suitable for simulating an operating behavior of such a temperature measuring device, and a temperature measuring device for non-invasively measuring a temperature of a medium in a pipe includes a sensor holder and a heat coupling element configured for producing a heat conducting path from a wall of the pipe to a first temperature sensor, wherein the heat coupling element is configured for adjusting the heat conducting path in a layered structure with components composed of different materials where, alternatively or supplementarily, the heat coupling element has an arcuate profile at least sectionally for the purpose of axially reversing the heat conducting path.

Temperature measuring device for non-invasive temperature measurement, temperature measuring system and computer program product

Method for monitoring operation of a technical object, wherein a) a first orientation of the first acceleration sensor in the form of a position vector is determined, b) the mathematical model for operation of the object is generated and trained, c) the first acceleration sensor is disassembled and a three-axis replacement acceleration sensor is assembled with a new orientation on the object, d) acceleration values are detected, e) respective indicator values are calculated from the temporal course of the detected acceleration values of the replacement acceleration sensor, f) a replacement vector is determined from the indicator values and a differential vector between the replacement vector and the position vector of the first acceleration sensor determined in step b) is determined, and g) the model during operation of the object for the position vector in the orientation of the replacement vector is applied by taking into account the differential vector.

Method and apparatus for monitoring operation of a technical object

A measuring sensor includes a housing in which an acceleration sensor is arranged and in which a circuit board is retained with a sensor electronics arranged thereon and a mounting element functions to secure the measuring sensor to a test object, wherein the acceleration sensor is mechanically rigidly coupled to the mounting element and connected to the sensor electronics via a flexible line connection, where in order to optimize the coupling of the acceleration sensor to the test object to be monitored, in terms of detecting oscillations, vibrations or structure-borne noise, the acceleration sensor is directly connected to the mounting element without mechanical contact with the housing, and the housing is retained elastically on the mounting element and supported by the mounting element.

Measuring sensor

A thermoresistive gas sensor, e.g. for a flow sensor or a thermal conductivity detector, has a lattice with lattice webs, which consist of a semiconductor material arranged in the plane of the lattice in parallel next to one another, wherein the semiconductor material is formed on a plate-shaped semiconductor substrate that extends over a window-like cutout in the semiconductor substrate and forms the lattice, where the semiconductor layer is doped outside the cutout in areas of two ends of the lattice at least over the width of the lattice until it degenerates and/or bears metallizations, where the semiconductor layer further contains a separation structure insulating the two ends of the lattice from one another, in which the semiconductor material is removed or is not doped, and where the lattice webs extend in an S shape and are connected electrically in parallel to achieve a high measurement sensitivity and mechanical stability.

Thermoresistive gas sensor

An arrangement includes a field device with an on/off valve, a pneumatic actuator that moves the on/off valve, when applied with compressed air, into one on/off position and when ventilated into the other on/off position, a magnetic valve that applies compressed air to the actuator during electric actuation and ventilates the actuator during non-actuation and a function monitoring device that detects at least one parameter that refers to the movement of the on/off valve, where the function monitoring device includes a magnetic field sensor detecting changes to a magnetic field, where the magnetic field sensor is arranged in the region of the magnetic valve and generates a signal awakening the function monitoring device to detect the at least one parameter.

Arrangement with on/off valve, pneumatic actuator, magnetic valve and function monitoring device

A drive, method and a device for determining the torque of a shaft, wherein gear wheels engaged with one another in a gearbox serve to apply an axial force to the shaft, where the axial force is induced by helical teeth of the gear wheels, the axial force of the shaft is determined using a force sensor and/or a position sensor, and where the torque is determined arithmetically from the measured axial force such that a static and dynamic measurement of the torque on the shaft can be advantageously performed.

Method and device for determining torque exerted on a shaft including transferring torque to a gearbox by the shaft and exerting axial force on the shaft dependent on the torque exerted by the shaft to the gearbox

A pressure sensor assembly includes a tube, wherein a membrane to which the pressure to be measured is applied is arranged in the cross-section of the tube, where the membrane has a high flexural rigidity in a central region and is mounted resiliently in the edge region in the tube via two limbs, and includes a device for detecting the axial displacement which is easily accessible from the outside on the outer side of the tube and is advantageously not in contact with the process medium, and where the pressure sensor assembly has a particularly simple structural configuration, and can be used advantageously in measurement transducers for process instrumentation.

Pressure sensor assembly and measurement transducer for process instrumentation with the pressure sensor assembly

A pressure sensor arrangement includes a tube with a diaphragm to pressure to be measured is applied arranged in the cross-section of the tube, wherein the diaphragm is fastened to the tube inner wall via an articulation extending along the circumferential region of the diaphragm, where deformation of the diaphragm results in rotation of the articulation directly on the wall of the tube which can therefore be detected from the outside by suitable structure such that that strain sensors, for example, which can be used to detect deformation are advantageously not in contact with the process medium and there is advantageously no need for a pressure-tight bushing for electrical signals, and where the pressure sensor arrangement has a particularly simple structure and can be advantageously used in measuring transducers for process instrumentation.

Pressure sensor arrangement having rotating articulation including strain gauges

A flow measurement arrangement and measuring transmitter for process instrumentation that includes the flow measurement arrangement, wherein the flow measurement arrangement operating in accordance with the differential-pressure method includes a tube and an elastically deformable measuring diaphragm (orifice plate) arranged in the cross section of the tube and a strain sensor that detects the deformation and converts it into an electric signal, where the measuring diaphragm (orifice plate) and the tube are formed in one piece from uniform material, and where both side of the measuring diaphragm (orifice plate) each pass into the tube via a fillet groove and the at least one strain sensor is arranged on the circumferential side of the tube opposite the fillet groove.

Flow measurement arrangement including a flow tube and an elastically deformable orifice plate with strain sensors

A measuring system for detecting variables on planet carriers of a planetary gear train having a plurality of planetary gear stages includes a first sensor which is arranged on one of the planet carriers of one of the planetary gear stages for detecting the variables of a planet gear rotationally connected to the at least one of the planet carriers. An electronics configured for arrangement on the planetary gear train is operably connected to the first sensor for supply of the first sensor with electrical energy.

Measuring system and measuring method for detecting variables on planetary carriers of a planetary gear train

A method for installing a fiber-optic sensor in a protective tube, wherein a reshapable filler element which is preferably a wire made of spring steel is used as the filler element that, when twisted assumes an essentially helical shape, is introduced into the protective tube essentially in parallel to the axis of the fiber-optic sensor, where by changing the shape of the filler element, the free internal cross-section of the protective tube remaining for supporting the fiber-optic sensor is reduced such that the sensor is pressed against the wall of the protective tube whereby the thermal interface between the protective tube and sensor is improved and the reaction time during temperature measurements is reduced.

Fiber-optic sensor with a protective tube and method for installing a fiber-optic sensor in the protective tube

A measurement transducer having a sensor for converting a physical or chemical variable into an electrical signal which can be further processed, and an electronics unit proximate the sensor, for pre-processing the electrical signal and generating a measurement signal, wherein an evaluation device is connected to the receiver by an interface for transmitting the measurement signal and serves to determine a measurement value as a function of the measurement signal and output the measurement value, and so that the sensor can be operated at a relatively high temperature and the electronics unit arranged proximate the sensor, for reducing measurement noise is operable at a relatively low temperature, the electronics unit proximate the sensor, is provided with a thermal insulation with respect to the sensor and is cooled by a heat pipe, and where the evaluation device housing approximately at ambient temperature preferably serves as a heat sink.

Passive heat dissipation for multi-stage sensor processing

A method for operating a pressure transducer which transducer includes a pressure sensor having a measurement membrane and a base body, between which a cavity is enclosed with a reference pressure, wherein utilizing a control and calculation unit in a pressure measuring mode, the capacitance of a measuring capacitor and a reference capacitor are determined, and a measured value of the media pressure is calculated as a function thereof, where during a diagnostics mode, the capacitance is determined and evaluated for a diagnostics capacitor formed by one measuring capacitor electrode and one reference capacitor electrode arranged on the same surface such that changes in the relative humidity in the cavity and/or process medium penetrating through a tear can be detected with via the diagnostic capacitor, and a warning signal regarding an impending malfunction can thus be generated and output to a service device in a timely manner.

Pressure transducer and method for operating the pressure transducer

A power electronic device is disclosed. The power electronic device may include a housing, a conductive element positioned within the housing and rated for at least a medium voltage, a cooling system in fluid communication with the conductive element, a plurality of temperature sensing tags and a data collection unit having a receiver that is configured to receive signals from the antennae of the temperature sensing tags. The cooling system may have a plurality of outlet conduit elements that are positioned within the housing. Each of the tags may be attached to one of the outlet conduits and may include a power supply, a temperature sensor, and an antenna.

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Karlsruhe, Germany

Stefan Von Dosky