ES2186678T3 - Metodos y dispositivos para la medicion y el control de los caudales masicos y magnitudes correlacionadas. - Google Patents

Metodos y dispositivos para la medicion y el control de los caudales masicos y magnitudes correlacionadas.

Info

Publication number
ES2186678T3
ES2186678T3 ES94102656T ES94102656T ES2186678T3 ES 2186678 T3 ES2186678 T3 ES 2186678T3 ES 94102656 T ES94102656 T ES 94102656T ES 94102656 T ES94102656 T ES 94102656T ES 2186678 T3 ES2186678 T3 ES 2186678T3
Authority
ES
Spain
Prior art keywords
mass flow
control
measurement
methods
devices
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES94102656T
Other languages
English (en)
Inventor
Wladimir Danilov
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of ES2186678T3 publication Critical patent/ES2186678T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/06—Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
    • B23K9/073—Stabilising the arc
    • B23K9/0735—Stabilising of the arc length
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/144—Power supplies specially adapted for heating by electric discharge; Automatic control of power, e.g. by positioning of electrodes
    • H05B7/148—Automatic control of power
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Feedback Control In General (AREA)
  • Measuring Volume Flow (AREA)
  • Flow Control (AREA)
  • Electron Tubes For Measurement (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)

Abstract

LA INVENCION SE REFIERE A UN PROCEDIMIENTO Y DISPOSITIVOS PARA EL REGISTRO CUANTITATIVO Y EVENTUALMENTE REGULACION DE CORRIENTES DE MASAS Y/O MAGNITUDES RELACIONADAS CON ELLAS, QUE SE CARACTERIZA POR: (A) REGISTRO DE UNA SEÑAL (I(T) ELECTRICA COORDINADA CON UNA PROPIEDAD DE LA CORRIENTE DE MEDICION A SER REGISTRADA O DE UNA SEÑAL NO ELECTRICA, QUE SE CONVIERTE EN UNA SEÑAL (I(T) ELECTRICA, EN UN PUNTO DE TIEMPO DADO PREVIAMENTE O DURANTE LA DURACION COMPLETA DEL PROCESO DE CORRIENTE DE MEDICION CON UN EQUIPO (1) SENSOR, (B) OBTENCION DE LA SEGUNDA DERIVADA D2/DT2 DE LA SEÑAL Y (T) CON UN EQUIPO (4) DIFERENCIADOR, (C) DETERMINACION DE LA CORRIENTE DE MASAS (DM/DT) DE LAS MASAS SEGUN LA RELACION (I): DONDE K0, K1, K2 Y K3 HAN SIDO DADAS PREVIAMENTE, REPRESENTAN LAS CONSTANTES ESPECIALMENTE DETERMINADAS PARA UNA CALIBRACION PRECEDENTE Y MANTIENEN LAS CONDICIONES COMO VALOR REAL RESPECTIVO DE LA MAGNITUD DE REGULACION EN UN EQUIPO (6) Y (D) CONTROL DEL MIEMBRO (14) DE AJUSTE EN DEPENDENCIA DELVALOR REAL DE LA MAGNITUD DE REGULACION O DE LA DIFERENCIA ENTRE EL VALOR REAL DE LA MAGNITUD DE REGULACION Y UN VALOR TEORICO DADO PREVIAMENTE O DE UN VALOR UMBRAL DADO PREVIAMENTE CON UN EQUIPO (13) DE CONTROL-LOGICA SEGUN UNA CARACTERISTICA DE REGULACION DADA PREVIAMENTE.
ES94102656T 1994-02-22 1994-02-22 Metodos y dispositivos para la medicion y el control de los caudales masicos y magnitudes correlacionadas. Expired - Lifetime ES2186678T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP94102656A EP0668711B1 (de) 1994-02-22 1994-02-22 Verfahren und Vorrichtungen zur Erfassung und Regelung von Massenströmen und damit korrelierten Grössen

Publications (1)

Publication Number Publication Date
ES2186678T3 true ES2186678T3 (es) 2003-05-16

Family

ID=8215709

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94102656T Expired - Lifetime ES2186678T3 (es) 1994-02-22 1994-02-22 Metodos y dispositivos para la medicion y el control de los caudales masicos y magnitudes correlacionadas.

Country Status (4)

Country Link
EP (1) EP0668711B1 (es)
AT (1) ATE225117T1 (es)
DE (1) DE59410189D1 (es)
ES (1) ES2186678T3 (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4649493A (en) * 1983-12-30 1987-03-10 Westinghouse Electric Corp. Tube expansion apparatus
US4586249A (en) * 1983-12-30 1986-05-06 Westinghouse Electric Corp. Mandrel having an eddy current probe
GB9822260D0 (en) * 1998-10-13 1998-12-09 Boc Group Plc Improvements in arc welding
DE10117854A1 (de) * 2001-04-10 2002-10-24 Badische Drahtwerke Gmbh Verfahren und Vorrichtungen zur Erfassung der Qualität und zur Steuerung und Regelung von Preßschweiß- und Schmelzschweißprozessen
DE102005026893A1 (de) * 2005-06-10 2006-12-28 Siemens Ag Verfahren zur Regelung des Schmelzprozesses in einem Elektrolichtbogenofen
AT503469B1 (de) 2006-04-12 2008-03-15 Fronius Int Gmbh Schweissverfahren
DE102007041632A1 (de) * 2006-09-18 2008-04-03 Sms Demag Ag Verfahren zum Betreiben eines schmelzmetallurgischen Ofens und Ofen
US7715938B2 (en) 2006-12-08 2010-05-11 The Procter & Gamble Company Method and system for predictive modeling of articles, such as tampons
US7844399B2 (en) 2006-12-08 2010-11-30 The Procter & Gamble Company Method and system to model materials for use in articles, such as tampons
US8364427B2 (en) 2010-01-07 2013-01-29 General Electric Company Flow sensor assemblies
DE102016125046A1 (de) * 2016-12-20 2018-06-21 Vladimir Danilov Verfahren und Vorrichtung zur Ermittlung einer Kenngröße, Prozesssteuerung, Elektroschmelzverfahren, Stranggussverfahren
DE102020215360A1 (de) * 2020-12-04 2022-06-09 Trumpf Laser- Und Systemtechnik Gmbh Verfahren und Vorrichtung zur Doppler-Charakterisierung eines Schmelzbads

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3149175A1 (de) * 1981-12-11 1983-06-23 Proizvodstvennoe ob"edinenie Nevskij zavod imeni V.I. Lenina, Leningrad Verfahren zur ueberwachung des zustandes des lichtbogenschmelzens
US4694135A (en) * 1986-07-09 1987-09-15 General Motors Corporation Method and apparatus for monitoring and controlling resistance spot welding
SU1485024A1 (ru) * 1987-11-10 1989-06-07 Vnii Elek Selskogo Khoz Устройство непрерывного действия для дозирования сыпучих материалов
FR2648564B1 (fr) * 1989-06-15 1991-09-27 Siderurgie Fse Inst Rech Procede et dispositif pour mesurer l'instabilite d'un arc dans un four electrique de traitement de metal liquide
FI100740B (fi) * 1992-02-25 1998-02-13 Lassi Toivonen Menetelmä vaihtosähköelektrodiuunin sähkösuureiden mittaamiseksi

Also Published As

Publication number Publication date
DE59410189D1 (de) 2002-10-31
ATE225117T1 (de) 2002-10-15
EP0668711B1 (de) 2002-09-25
EP0668711A1 (de) 1995-08-23

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