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Physikalisch-Technische Bundesanstalt

StructureDiv. 1 Mechanics and Acoustics > 1.4 Gas Flow
Gas Flow
Department 1.4


The Department of Gas Flow has metrological competence in the measurement of speed, quantity and the flowrate of gas flows. The main tasks are:

  • Providing national primary and secondary standards for the realization and dissemination of the units

  • Developing and improving new measuring techniques and standard devices

  • Performing type examinations of gas meters within the scope of legal metrology

  • Calibration of gas meters and cooperation within the Deutscher Kalibrierdienst DKD (German calibration service)

  • Representing the PTB in national and international organisations and working in standardisation bodies

  • Consulting, especially for the German Federal Ministry of Economics and Technology, state- approved test centers and verification authorities of the Bundesländer (federal states of Germany) in matters of measurement of speed, quantity and flowrate of gas flows

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Working Groups

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Dr.-Ing. Helmut Többen
Tel.: +49 (0)531-592-1400
E-Mail: helmut.toebben@ptb.de

Sabine Naumann-Liedtke
Tel.: +49 (0)531-592-1401
Fax: +49 (0)531-592-1405
E-Mail: sabine.naumann-liedtke@ptb.de

Physikalisch-Technische Bundesanstalt
Department 1.4
Bundesallee 100
38116 Braunschweig

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