Device for measuring telemetric temperature at high temperature environment in e.g. heavy industry plant, has surface acoustic wave tag comprising standing antenna and surface acoustic wave sensor

The device has a surface acoustic wave (SAW) tag comprising a standing antenna (4a) and a SAW sensor (3a) that is designed as an electromagnetic transducer. The standing antenna is wiredly connected with the SAW sensor, where the SAW tag is integral component of a temperature measuring element (2a) that is used in a heavy industry plant, a heavy industry mechanical production plant or a heavy industry tool processing plant. The temperature measuring element is formed in a form of an elongated micrometer screw, an elongated sensitive contact or an elongated measuring case. An independent claim is also included for a method for measuring telemetric temperature at high temperature environment and/or in rough environment in a heavy industry plant, heavy industry mechanical production plant and heavy industry tools processing plant.

MECHANISM FOR THE DECENTRALIZED CASTING DATA PROCESSING OF TO OF A STRAND CASTING MOLD OVER SENSORS WON MEASURING DATA AND USE OF THIS MECHANISM

Kokillenbreitseite einer Stranggießkokille mit variabler Messstellendichte zur verbesserten Längsrisserkennung

Die Erfindung betrifft eine Stranggießkokille (1), umfassend zwei benachbart zueinander angeordnete Seitenwände (2, 3), die durch jeweils mindestens eine Kupferplatte (4, 5) gebildet werden, wobei in den Kupferplatten (4, 5) zur Überwachung der Bildung von Längsrissen im Gießstrang (6) eine Anzahl an Temperaturmesselementen (7) eingebaut sind, die in Horizontalrichtung (Ho) voneinander beabstandet sind. Um Produktionsdefekte verbessert in einem frühen Stadium erkennen zu können, sieht die Erfindung vor, dass in einem sich in Horizontalrichtung (Ho) erstreckenden Mittenbereich (M) der Kupferplatten (4, 5) die Temperaturmesselemente (7) in einem ersten horizontalen Abstand (d) angeordnet sind und dass in den sich an den Mittenbereich (M) anschließenden und sich in Horizontalrichtung (Ho) erstreckenden Seitenbereichen (S) der Kupferplatten (4, 5) die Temperaturmesselemente (7) in einem zweiten horizontalen Abstand (d) angeordnet sind, wobei der erste horizontale Abstand (d) kleiner ist als ...

PROCEDURE AND DEVICE AS A CHECK OF THE HEAT FLOW OF A MOLD WITH THE CONTINUOUS CASTING OF SLABS

POSITIONING DEVICE FOR A ROD-SHAPED MEASURING APPARATUS

The present invention is based on the object of enhancing a known positioning device such that it also enables the use of rod-shaped measuring devices having a uniform length, even for measuring points located at varying depths of an object, such as an extrusion die. This object is achieved according to the invention in that a sleeve is provided, which is connected at an axial extension to the distal end of the cylindrical guide element from the object, and in which the spring element and the measuring apparatus are also guided, and that the second stop for the spring element can be axially displaced beyond the distal end of the cylindrical guide element from the object with the help of the sleeve, and fixed.

Quality control of operation of a continuous casting installation

Various anomalies caused by detached particles (5) of built up material (4) are measured and evaluated on-line as quality related disturbance signals, and are matched with the respective cast product.

Process for locally processing casting data obtained from sensors in a continuous casting plant comprises collecting measuring and control data in cooled field bus modules

Process for locally processing casting data obtained from sensors in a continuous casting plant comprises collecting measuring and control data in cooled field bus modules (2) directly on the casting mold (1); converting into bus signals in a bus line (3); and storing and/or processing in a control device of a continuous casting plant. An Independent claim is also included for a device for locally processing casting data obtained from sensors in a continuous casting plant. Preferred Features: Mold-specific information about the copper plate thickness, the degree of wear, the condition of the thermosensors and/or the resistance thermosensors and the servicing cycles are stored in the field bus modules on the mold.

Temperature measurement in a chill mold by a fiber optic measurement method

METHOD FOR PREDICTING THE OCCURRENCE OF LONGITUDINAL CRACKS IN CONTINUOUS CASTING

The invention relates to a process for predicting the emergence of longitudinal cracks during the continuous casting of steel slabs, wherein the local strand temperature is measured by thermocouples distributed in the mould wall. In this process, the risk of the strand rupturing as a result of longitudinal cracking is assessed statistically taking into account the current temperature values measured by the thermocouples arranged in the mould, and on the basis of the temperature values determined when no cracks are present.

Verfahren zur Vorhersage der Entstehung von Längsrissen beim Stranggießen

Die Erfindung betrifft ein Verfahren zur Vorhersage der Entstehung von Längsrissen beim Stranggießen von Stahlbrammen, wobei die örtliche Strangtemperatur durch in der Kokillenwand verteilt angeordnete Thermoelemente gemessen wird. Dabei erfolgt unter Berücksichtigung der aktuellen, von den in der Kokille angeordneten Thermoelementen gemessenen Temperaturwerte und auf der Basis der bei einem rissfreien Zustand ermittelten Temperaturwerte eine statistische Bewertung des Risikos eines längsrissbedingten Durchbruchs des Stranges.

TEMPERATURE MEASUREMENT IN A CHILL MOLD BY A FIBER OPTIC MEASUREMENT METHOD

The invention relates to a method for measuring the temperature in a chill mold using a fiber optic measurement method and a correspondingly configured chill mold. To this end, optical fibers are provided in grooves on the exterior of the chill mold copper plate, through which laser light is conducted. Using a temperature measuring system, the temperature along the measurement fibers can be determined at a plurality of measurement locations. In particular, in said method, an improved locational resolution of the temperature measurement in a chill mold is achieved relative to known temperature measurement systems using thermocouples.

CASTING LEVEL MEASUREMENT IN A MOLD BY MEANS OF A FIBER OPTIC MEASURING METHOD

The invention provides a method for the cast level measurement in a mold by means of sensors for fiber optic temperature detection, which are disposed in the mold copper plate at the height of the casting level. The invention further comprises respective sensors. Fiber optic cables are disposed in said sensors, which allow simple, reliable and highly locally resolved temperature monitoring at the height of the casting level by means of a suitable temperature analysis system. By means of the temperatures determined by the sensors, a conclusion can be made as to the exact height of the casting level. Furthermore, the shape of the casting level shaft may be determined by means of which further parameters of the casting process become accessible.

Temperature measurement in a chill mold by a fiber optic measurement method

The invention relates to a method for measuring the temperature in a chill mold using a fiber optic measurement method and a correspondingly configured chill mold. To this end, optical fibers are provided in grooves on the exterior of the chill mold copper plate, through which laser light is conducted. Using a temperature measuring system, the temperature along the measurement fibers can be determined at a plurality of measurement locations. In particular, in said method, an improved locational resolution of the temperature measurement in a chill mold is achieved relative to known temperature measurement systems using thermocouples.

TEMPERATURE MEASUREMENT IN A CHILL MOLD BY A FIBER OPTIC MEASUREMENT METHOD

The invention presents a method for measuring the temperature in a mold by means of a fiber-optic measurement method and a correspondingly designed mold. For this purpose, light waveguides, through which laser light is conducted, are arranged in grooves in the outside surface of the copper mold plate. The temperature at several measurement points along the measurement fiber is determined by a temperature detection system. In particular, the method makes it possible to achieve much greater local resolution of the temperature measurements than that achieved by thermocouples.

EINRICHTUNG ZUR DEZENTRALEN GIESSDATENVERARBEITUNG DER AN EINER STRANGGIESSKOKILLE ÜBER SENSOREN GEWONNENEN MESSDATEN UND VERWENDUNG DIESER EINRICHTUNG

POSITIONING DEVICE FOR A ROD-SHAPED MEASURING APPARATUS

The present invention is based on the object of enhancing a known positioning device such that it also enables the use of rod-shaped measuring devices having a uniform length, even for measuring points located at varying depths of an object, such as an extrusion die. This object is achieved according to the invention in that a sleeve is provided, which is connected at an axial extension to the distal end of the cylindrical guide element from the object, and in which the spring element and the measuring apparatus are also guided, and that the second stop for the spring element can be axially displaced beyond the distal end of the cylindrical guide element from the object with the help of the sleeve, and fixed.

Casting liquid level measurement in crystallizer by using fiber optic measuring method

The invention provides a method for the cast liquid level measurement in a crystallizer by using a detector for acquiring temperature in a fiber optical manner wherein the detector is disposed in the crystallizer copper plate at the height of the casting level. The invention further comprises corresponding detector. Fiber optic cables are disposed in said detector, which allow simple, reliable and highly locally resolved temperature monitoring at the height of the casting level by means of a suitable temperature analysis system. By means of the temperatures determined by the detector, a conclusion can be made as to the exact height of the casting level. Furthermore, the shape of the casting level shaft may be determined by means of which further parameters of the casting process become accessible.

Gießspiegelmessung in einer Kokille durch ein faseroptisches Messverfahren

Die Erfindung stellt ein Verfahren zur Gießspiegelmessung in einer Kokille mittels Sonden zur faseroptischen Temperaturerfassung, die in der Kokillen-Kupferplatte auf Höhe des Gießspiegels angeordnet werden, dar. Die Erfindung umfasst weiterhin entsprechende Sonden. In diesen Sonden werden Lichtwellenleiter angeordnet, die durch ein geeignetes Temperaturauswertungssystem eine einfache und zuverlässige und hoch-ortsaufgelöste Temperaturüberwachung auf Höhe des Gießspiegels erlauben. Mithilfe der durch die Sonden ermittelten Temperaturen kann dann auf die genaue Höhe des Gießspiegels geschlossen werden. Weiterhin kann die Form der Gießspiegelwelle bestimmt werden, wodurch weitere Parameter des Gießvorgangs zugänglich werden.

METHOD FOR PREDICTING THE OCCURRENCE OF LONGITUDINAL CRACKS IN CONTINUOUS CASTING

The invention relates to a process for predicting the emergence of longitudinal cracks during the continuous casting of steel slabs, wherein the local strand temperature is measured by thermocouples distributed in the mould wall. In this process, the risk of the strand rupturing as a result of longitudinal cracking is assessed statistically taking into account the current temperature values measured by the thermocouples arranged in the mould, and on the basis of the temperature values determined when no cracks are present.

Temperature measurement in a chill mold by a fiber optic measurement method

A method for measuring the temperature in a mold by a fiber-optic measurement method and a correspondingly designed mold. For this purpose, light waveguides, through which laser light is conducted, are arranged in grooves in the outside surface of the copper mold plate. The temperature at several measurement points along the measurement fiber is determined by a temperature detection system. In particular, the method makes it possible to achieve much greater local resolution of the temperature measurements than that achieved by thermocouples.

Ölçüm verilerinin lokal döküm veri işlemesi için usul ve tertibat

Break-out recognition process for a continuous casting mold uses temperature rise signals delivered from thermoelements

Break-out recognition process for a continuous casting mold comprises pouring a metal strip having a thickness of maximum 100 mm from the mold at a casting speed (v). Break-out danger is recognized when at a first time point (t1) the rise of the temperature signal delivered from the one of the upper thermoelements exceeds an upper minimal rise boundary value, and at a second time point lying after the first time point, the rise of the temperature signal delivered from a lower thermoelement neighboring the upper thermoelement exceeds a lower minimal rise boundary value.

Verfahren und Vorrichtung zur Kontrolle des Wärmestromes einer Kokille beim Stranggiessen von Brammen

Method and device for local processing of casting data arising from measurement data obtained from a continuous casting chill by means of sensors

Metallurgisches Gefäß und Verfahren zur Herstellung einer Wandung des Gefäßes

Ein metallurgisches Gefäß mit einem Hohlraum zur Behandlung eines ersten flüssigen Metalls oder zur Verflüssigung eines Metalls, das gekühlte Wandplatten (1) mit einer dem Hohlraum zugewandten Heißseite und einer dem Hohlraum abgewandten Kaltseite aus einem zweiten Metall umfasst und das mit Lichtwellenleitern (5, 6, 7) zur Erfassung von Daten des metallurgischen Gefäßes oder des ersten Metalls ausgestattet ist, ist dadurch gekennzeichnet, dass die Lichtwellenleiter (5, 6, 7) im Bereich der Heißseite oberflächennah angeordnet sind.

POSITIONING DEVICE FOR A ROD-SHAPED MEASURING APPARATUS

The present invention is based on the object of enhancing a known positioning device such that it also enables the use of rod-shaped measuring devices having a uniform length, even for measuring points located at varying depths of an object, such as an extrusion die. This object is achieved according to the invention in that a sleeve is provided, which is connected at an axial extension to the distal end of the cylindrical guide element from the object, and in which the spring element and the measuring apparatus are also guided, and that the second stop for the spring element can be axially displaced beyond the distal end of the cylindrical guide element from the object with the help of the sleeve, and fixed. COPYRIGHT KIPO & WIPO 2010 ...

Positioning device for a rod-shaped measuring apparatus

The present invention is based on the object of enhancing a known positioning device such that it also enables the use of rod-shaped measuring devices having a uniform length, even for measuring points located at varying depths of an object, such as an extrusion die. This object is achieved according to the invention in that a sleeve is provided, which is connected at an axial extension to the distal end of the cylindrical guide element from the object, and in which the spring element and the measuring apparatus are also guided, and that the second stop for the spring element can be axially displaced beyond the distal end of the cylindrical guide element from the object with the help of the sleeve, and fixed.

Vorrichtung und ein Verfahren zum Prüfen einer Funktionsfähigkeit von an einer Gießform verteilt angeordneten Temperatursensoren

Vorrichtung (1) zum Prüfen einer Funktionsfähigkeit von an einer Gießform (2) verteilt angeordnete Temperatursensoren (3). Um ein schnelles Prüfen der Funktionsfähigkeit der Temperatursensoren (3) zu ermöglichen, weist die Vorrichtung (1) wenigstens eine mit wenigstens zwei Temperatursensoren (3) verbundene Auswertungselektronik (5) zum gleichzeitigen Erfassen und Auswerten von Temperatursignalen der Temperatursensoren (3) und wenigstens eine in der Nähe der Temperatursensoren (3) anordbare Heizplatte oder Heizmatte (6) zum gleichzeitigen Erwärmen der Temperatursensoren (3) auf. Device (1) for testing a functional capability of temperature sensors (3) distributed on a casting mold (2). In order to enable rapid testing of the functionality of the temperature sensors (3), the device (1) has at least one evaluation electronics (5) connected to at least two temperature sensors (3) for the simultaneous detection and evaluation of temperature signals of the temperature sensors (3) and at least one in near the temperature sensors (3) can be arranged heating plate or heating mat (6) for simultaneous heating of the temperature sensors (3).

PROCEDURE FOR THE MEASUREMENT OF THE TEMPERATURE IN A SHELL OF A TAP INSTALLATION AND SHELL FOR THE METAL TAP

La solicitud se refiere a un procedimiento para la medicion de la temperatura en una coquilla con ayuda de un procedimiento de medicion de fibra optica y una coquilla conformada correspondientemente. Para tal fin están previstas guías de ondas opticas en ranuras sobre el lado exterior de la placa de cobre de las coquillas, en las cuales se guía la luz de láser. Con ayuda de un sistema de registro de la temperatura se puede determinar la temperatura a lo largo de la fibra de medicion en varios sitios de medicion. Especialmente, en este procedimiento se logra una mejor resolucion local del registro de la temperatura en una coquilla con respecto a los sistemas de registro de la temperatura conocidos con ayuda de termoelementos Reivindicacion 11: Coquilla para la colada de metal, la cual presenta por lo menos una placa de cobre de la coquilla (1, 1') caracterizada porque en el lado exterior de la placa de cobre de la coquilla (1, 1') están previstas ranuras (4, 4') en las cuales están ubicadas ...

Vorrichtung

Die Erfindung betrifft eine Vorrichtung, insbesondere aus einer Anlage einer Hüttenindustrie. Die Vorrichtung umfasst ein Bauteil, beispielsweise eine Kokille mit mindestens einem in dem Bauteil angeordneten Sensor zum Erfassen eines Messsignals. Das Messsignal wird von dem Sensor 120 zu dem optischen Interrogator 140 mit Hilfe eines in oder an dem Bauteil 110 geführten Lichtwellenleiters übertragen. Um die Handhabbarkeit der Vorrichtung unter widrigen Umgebungsbedingungen zu verbessern, ist erfindungsgemäß vorgesehen, dass der optische Interrogator 140 direkt in oder an dem Bauteil 110 montiert ist.

Positionierungsvorrichtung für eine stabförmige Messeinrichtung

Der vorliegenden Erfindung liegt die Aufgabe zugrunde, eine bekannte Positionierungsvorrichtung dahingehend weiterzubilden, dass sie die Verwendung von stabförmigen Messeinrichtungen mit einheitlicher Länge auch für unterschiedlich tief in einem Objekt, wie z. B. einer Stranggießkokille, gelegene Messpunkte ermöglicht. Diese Aufgabe wird erfindungsgemäß dadurch gelöst, dass eine Hülse vorgesehen ist, welche in axialer Verlängerung an das Objekt-ferne Ende des zylindrischen Führungselementes angeschlossen ist und in welcher das Federelement und die Messeinrichtung ebenfalls geführt sind, und dass der zweite Anschlag für das Federelement mit Hilfe der Hülse über das Objekt-ferne Ende des zylindrischen Führungselementes hinaus axial verschiebbar und fixierbar ist.

Device for measuring forces and/or temperatures on roll or roller surface, has fiber-optic cable arranged in surface near transverse boreholes, so that forces and temperatures on surface of roll or roller are detected by cable

The device has a roll or roller (1) comprising a base body (2), and sensors connected with an analysis system outside the base body and formed by a fiber-optic cable (4) for measuring forces and/or temperatures. The cable is arranged in a surface near transverse boreholes (3) in the base body, so that the forces and the temperatures on a surface of the roll or roller are detected by the fiber-optic cable. The fiber-optic cable is arranged parallel to an axis of rotation of the base body that is meander or spiral shaped. An independent claim is also included for a method for measurement of forces and/or temperatures on a roll or roller surface.

Temperaturmessung in einer Kokille durch ein faseroptisches Messverfahren

Die Erfindung stellt ein Verfahren zur Messung der Temperatur in einer Kokille mit Hilfe eines faseroptischen Messverfahrens und eine entsprechend ausgebildete Kokille dar. Zu diesem Zweck sind Lichtwellenleiter in Nuten auf der Außenseite der Kokillen-Kupferplatte vorgesehen, in die Laserlicht geleitet wird. Mit Hilfe eines Temperaturerfassungssystems kann die Temperatur entlang der Messfaser an mehreren Messstellen bestimmt werden. Insbesondere wird bei diesem Verfahren eine verbesserte Ortsauflösung der Temperaturerfassung in einer Kokille gegenüber bekannten Temperaturerfassungssystemen mit Hilfe von Thermoelementen erreicht.

Verfahren und Stranggießkokille zum Erzeugen von Brammensträngen, insbesondere aus Stahl

Verfahren zum Erzeugen von Brammensträngen (2), insbesondere aus Stahl, durch eine Plattenkokille, die aus wassergekühlten, verstellbaren Schmalseitenkokillenplatten (27), die zwischen wassergekühlten Breitseitenkokillenplatten (1) eingeklemmt werden, besteht, wobei das Gießen durch einen Tauchausguss (4) erfolgt, bei Einsatz von Gießpulver (5) zum Bilden von Gießschlacke (10) und Oszillieren der Plattenkokille, Messen der Temperaturen in den Breitseitenkokillenplatten (1) und Regeln der Temperaturen in Einlass-bzw. Auslass-Leitungen (17; 20) für das Kühlwasser (19), dadurch gekennzeichnet, dass die Temperaturverteilung (25) der Kupferplatten-Hauttemperatur zumindest über die Kokillenbreite (31) im Gießspiegelbereich (6) dahingehend gemessen wird, dass über die Temperaturmessfühler (22.1) und zumindest einem Thermoelement (29) partielle Wärmestromprofile (Q1; Q2) und/oder Temperaturprofile (28) über die Kokillenhöhe erstellt werden und dass die geforderte Temperaturverteilung (25) über ...

Verfahren zur Qualitätsüberwachung des Gießvorganges einer Stranggießanlage

Verfahren zur Qualitätsüberwachung des Gießvorgangs einer Stranggießanlage, mit einem Zwischenbehälter für Metallschmelze, die von dort über ein Ausgusssystem (Drosselorgan plus Tauchrohr (1)) in eine Kokille (9) strömt und in dieser eine feste Strangschale bildet, wobei sich im Bereich des Ausgusssystems Anlagerungen (4) bilden, die ausbrechen und in das Gussprodukt gelangen können, wodurch dessen Reinheitsgrad und damit die Gussqualität verschlechtert werden, dadurch gekennzeichnet, dass die durch Ausbrechen der Anlagerungen (4) verursachten diversen Anomalien beim Gießvorgang als qualitätsrelevante Störsignale gemessen, online ausgewertet und dem betreffenden Gussprodukt zugeordnet werden, wobei Sollwerte der Stellung von am Einlaufbereich (2, 2a) des Tauchrohres (1, 1a) befindlichen Drosselorganen in Abhängigkeit von Gießbedingungen (z. B. Gießgeschwindigkeit, Gießformat, ferrostatische Höhe, Gießspiegelbewegung und Stahlqualität) in einer Kalibrierkurve ggf. auch gießzeitabhängig, ...

Verfahren und Vorrichtung zur Kontrolle des Wärmestromes einer Kokille beim Stranggießen von Brammen

Die Erfindung betrifft ein Verfahren zur Erzeugung von Brammen insbesondere von Stahl, mit Hilfe einer Plattenkokille, die aus wassergekühlten, verstellbaren Schmalseitenwänden (27), die zwischen wassergekühlten Breitseitenwänden (1) einklemmbar sind, besteht. Das erfindungsgemäße Verfahren umfaßt folgende Schritte: Gießen mittels eines Tauchausgusses (4), Einsatz von Gießpulver (5) zur Bildung von Gießschlacke, Oszillieren der Kokille, Messung der Temperaturverteilung der Kupferplattenhauttemperatur zumindest über die Kokillenbreite im Gießspiegelbereich, Regelung des partiellen Kühlwassers in Druck und/oder Menge über die Kokillenbreite zur Vergleichmäßigung und Kontrolle der Kupferplattenhauttemperatur im Gießspiegelbereich. Die Erfindung umfaßt auch eine Vorrichtung zur Durchführung des Verfahrens.

Sensorelement zur Messung eines Temperaturgradienten und Bauteil einer metallurgischen Anlage mit einem solchen Sensorelement

Die Erfindung betrifft ein Sensorelement (1) zur Messung eines Temperaturgradienten in einer Messrichtung (M), insbesondere in einem Bauteil (2) einer metallurgischen Anlage. Um eine genaue Messung mit einfachen Mitteln zu ermöglichen, sieht die Erfindung vor, dass das Sensorelement (1) einen Grundkörper (3) aufweist, an oder in dem in definiertem Abstand (a) mindestens zwei Lichtwellenleiter (4, 5) angeordnet sind, die mit einer Auswerteeinrichtung verbindbar sind. Des weiteren betrifft die Erfindung ein Bauteil (2) einer metallurgischen Anlage mit einem solchen Sensorelement.

Ferngesteuerte Drohne und deren Verwendung

Die Erfindung betrifft eine ferngesteuerte Drohne zum Erfassen und Vermessen von Produkten 200 in einem Materiallager 300 aus der Luft. Die Drohne 100 weist eine Kamera 110 auf zum Erstellen von Luftbildaufnahmen von den Produkten beim Überfliegen des Materiallagers, wobei die Luftbildaufnahmen insbesondere im Hinblick auf die äußere Geometrie der Produkte 200 auswertbar sind. Um darüber hinaus weitere Informationen über die Produkte mit Hilfe der Drohne gewinnen zu können und auch deren Einsatzgebiet zu erweitern, sieht die erfindungsgemäße ferngesteuerte Drohne vor, dass die Kamera ausgebildet ist, die Luftbildaufnahmen so zu erstellen, dass sie - alternativ oder zusätzlich zu der äußeren Geometrie der Produkte - auch im Hinblick auf die Oberflächen-Beschaffenheit, die Oberflächentemperatur und/oder die Position der Produkte 200 in dem Materiallager auswertbar sind.

METHOD AND DEVICE FOR LOCAL PROCESSING OF CASTING DATA ARISING FROM MEASUREMENT DATA OBTAINED FROM A CONTINUOUS CASTING CHILL BY MEANS OF SENSORS

The invention relates to a method for local processing of casting data arising from measurement data obtained from a continuous casting chill (1) by means of sensors (10). Said data processing is carried out using a process control computer (11) pertaining to the control system of the continuous casting installation. The inventive method increases the efficiency of the measuring section and simplifies the device whereby the measurement and control data is immediately collected from the continuous casting chill (1) in cold field bus modules (2), converted to bus signals in a bus line (3), stored at least in the control system of the continuous casting installation, and/or processed. © KIPO & WIPO 2007 ...

Casting level measurement in a mold by means of a fiber optic measuring method

The invention provides a method for the cast level measurement in a mold by means of sensors for fiber optic temperature detection, which are disposed in the mold copper plate at the height of the casting level. The invention further comprises respective sensors. Fiber optic cables are disposed in said sensors, which allow simple, reliable and highly locally resolved temperature monitoring at the height of the casting level by means of a suitable temperature analysis system. By means of the temperatures determined by the sensors, a conclusion can be made as to the exact height of the casting level. Furthermore, the shape of the casting level shaft may be determined by means of which further parameters of the casting process become accessible.

Process for predicting the emergence of longitudinal cracks during continuous casting

A process for predicting longitudinal cracks during continuous casting of steel slabs. The local strand temperature is measured by thermocouples distributed in the mold wall. In this process, the risk of the strand rupturing as a result of longitudinal cracking is assessed statistically taking into account the current temperature values measured by the thermocouples arranged in the mold and the temperature values determined when no cracks are present.

POSITIONING DEVICE FOR A ROD-SHAPED MEASURING APPARATUS

The present invention is based on the object of enhancing a known positioning device such that it also enables the use of rod-shaped measuring devices having a uniform length, even for measuring points located at varying depths of an object, such as an extrusion die. This object is achieved according to the invention in that a sleeve is provided, which is connected at an axial extension to the distal end of the cylindrical guide element from the object, and in which the spring element and the measuring apparatus are also guided, and that the second stop for the spring element can be axially displaced beyond the distal end of the cylindrical guide element from the object with the help of the sleeve, and fixed.

Temperature measurement in a chill mold by a fiber optic measurement method

The invention relates to a method for measuring the temperature in a chill mold using a fiber optic measurement method and a correspondingly configured chill mold. To this end, optical fibers are provided in grooves on the exterior of the chill mold copper plate, through which laser light is conducted. Using a temperature measuring system, the temperature along the measurement fibers can be determined at a plurality of measurement locations. In particular, in said method, an improved locational resolution of the temperature measurement in a chill mold is achieved relative to known temperature measurement systems using thermocouples.

Method and device for local processing of casting data arising from measurement data obtained from a continuous casting chill by means of sensors

A method for local processing of casting data arising from measurement data obtained from a continuous casting mold by sensors. The data processing is carried out using a process control computer pertaining to the control system of the continuous casting installation. The measurement and control data is immediately collected from the continuous casting mold in cold field modules, converted to bus signals in a bus line, stored at least in the control system of the continuous casting installation, and/or processed.

Positioning device for a rod-shaped measuring apparatus

The present invention is based on the object of enhancing a known positioning device such that it also enables the use of rod-shaped measuring devices having a uniform length, even for measuring points located at varying depths of an object, such as an extrusion die. This object is achieved according to the invention in that a sleeve is provided, which is connected at an axial extension to the distal end of the cylindrical guide element from the object, and in which the spring element and the measuring apparatus are also guided, and that the second stop for the spring element can be axially displaced beyond the distal end of the cylindrical guide element from the object with the help of the sleeve, and fixed.

Positioning device for a rod-shaped measuring apparatus

The present invention is based on the object of enhancing a known positioning device such that it also enables the use of rod-shaped measuring devices having a uniform length, even for measuring points located at varying depths of an object, such as an extrusion die. This object is achieved according to the invention in that a sleeve is provided, which is connected at an axial extension to the distal end of the cylindrical guide element from the object, and in which the spring element and the measuring apparatus are also guided, and that the second stop for the spring element can be axially displaced beyond the distal end of the cylindrical guide element from the object with the help of the sleeve, and fixed.

Process for predicting the emergence of longitudinal cracks during continuous casting

The invention relates to a process for predicting the emergence of longitudinal cracks during the continuous casting of steel slabs, wherein the local strand temperature is measured by thermocouples distributed in the mould wall. In this process, the risk of the strand rupturing as a result of longitudinal cracking is assessed statistically taking into account the current temperature values measured by the thermocouples arranged in the mould, and on the basis of the temperature values determined when no cracks are present.

Temperature measurement in a chill mold by a fiber optic measurement method

The invention relates to a method for measuring the temperature in a chill mold using a fiber optic measurement method and a correspondingly configured chill mold. To this end, optical fibers are provided in grooves on the exterior of the chill mold copper plate, through which laser light is conducted. Using a temperature measuring system, the temperature along the measurement fibers can be determined at a plurality of measurement locations. In particular, in said method, an improved locational resolution of the temperature measurement in a chill mold is achieved relative to known temperature measurement systems using thermocouples.

CASTING LEVEL MEASUREMENT IN A MOLD BY MEANS OF A FIBER OPTIC MEASURING METHOD

The invention provides a method for the cast level measurement in a mold by means of sensors for fiber optic temperature detection, which are disposed in the mold copper plate at the height of the casting level. The invention further comprises respective sensors. Fiber optic cables are disposed in said sensors, which allow simple, reliable and highly locally resolved temperature monitoring at the height of the casting level by means of a suitable temperature analysis system. By means of the temperatures determined by the sensors, a conclusion can be made as to the exact height of the casting level. Furthermore, the shape of the casting level shaft may be determined by means of which further parameters of the casting process become accessible.

Method and device for local processing of casting data arising from measurement data obtained from a continuous casting mold by means of sensors

The invention relates to a method for local processing of casting data arising from measurement data obtained from a continuous casting chill (1) by means of sensors (10). Said data processing is carried out using a process control computer (11) pertaining to the control system of the continuous casting installation. The inventive method increases the efficiency of the measuring section and simplifies the device whereby the measurement and control data is immediately collected from the continuous casting chill (1) in cold field bus modules (2), converted to bus signals in a bus line (3), stored at least in the control system of the continuous casting installation, and/or processed.

Process for predicting the emergence of longitudinal cracks during continuous casting

The invention relates to a process for predicting the emergence of longitudinal cracks during the continuous casting of steel slabs, wherein the local strand temperature is measured by thermocouples distributed in the mould wall. In this process, the risk of the strand rupturing as a result of longitudinal cracking is assessed statistically taking into account the current temperature values measured by the thermocouples arranged in the mould, and on the basis of the temperature values determined when no cracks are present.

Method and device for local processing of casting data arising from measurement data obtained from a continuous casting chill by means of sensors

The invention relates to a method for local processing of casting data arising from measurement data obtained from a continuous casting chill ( 1 ) by means of sensors ( 10 ). Said data processing is carried out using a process control computer ( 11 ) pertaining to the control system of the continuous casting installation. The inventive method increases the efficiency of the measuring section and simplifies the device whereby the measurement and control data is immediately collected from the continuous casting chill ( 1 ) in cold field bus modules ( 2 ), converted to bus signals in a bus line ( 3 ), stored at least in the control system of the continuous casting installation, and/or processed.

Method and device for local processing of casting data arising from measurement data obtained from a continuous casting mold by means of sensors

The invention relates to a method for local processing of casting data arising from measurement data obtained from a continuous casting chill (1) by means of sensors (10). Said data processing is carried out using a process control computer (11) pertaining to the control system of the continuous casting installation. The inventive method increases the efficiency of the measuring section and simplifies the device whereby the measurement and control data is immediately collected from the continuous casting chill (1) in cold field bus modules (2), converted to bus signals in a bus line (3), stored at least in the control system of the continuous casting installation, and/or processed.

Casting level measurement in a mold by means of a fiber optic measuring method.

La presente invención presenta un método para la medición del nivel de colada en una coquilla mediante sondas para la detección de temperaturas mediante fibras ópticas, que se disponen en la placa de cobre de la coquilla a la altura del nivel de colada. Además, la presente invención comprende las sondas correspondientes. En dichas sondas se disponen los conductores de fibra óptica que permiten un control de la temperatura, a la altura del nivel de colada, simple, fiable y de una alta resolución espacial, mediante un sistema apropiado de evaluación de temperatura. Con la ayuda de las temperaturas determinadas mediante las sondas, se puede deducir la altura exacta del nivel de colada. Además, se puede determinar la forma de onda del nivel de colada, por lo que se puede acceder a otros parámetros del proceso de fundición.

Einrichtung zur dezentralen giessdatenverarbeitung der an einer stranggiesskokille über sensoren gewonnenen messdaten und verwendung dieser einrichtung

Verwendung einer ferngesteuerten drohne

Ferngesteuerte drohne und deren verwendung

Die Erfindung betrifft eine ferngesteuerte Drohne zum Erfassen und Vermessen von Produkten 200 in einem Materiallager 300 aus der Luft. Die Drohne 100 weist eine Kamera 110 auf zum Erstellen von Luftbildaufnahmen von den Produkten beim Überfliegen des Materiallagers, wobei die Luftbildaufnahmen insbesondere im Hinblick auf die äußere Geometrie der Produkte 200 auswertbar sind. Um darüber hinaus weitere Informationen über die Produkte mit Hilfe der Drohne gewinnen zu können und auch deren Einsatzgebiet zu erweitern, sieht die erfindungsgemäße ferngesteuerte Drohne vor, dass die Kamera ausgebildet ist, die Luftbildaufnahmen so zu erstellen, dass sie - alternativ oder zusätzlich zu der äußeren Geometrie der Produkte - auch im Hinblick auf die OberflächenBeschaffenheit, die Oberflächentemperatur und/oder die Position der Produkte 200 in dem Materiallager auswertbar sind.

Verfahren und vorrichtung zur kontrolle des wärmestromes einer kokille beim stranggiessen von brammen