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Experimente mit thermisch getriebenen Gas-Flüssigkeits-Schwingungen

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Zusammenfassung

Bei thermisch angeregten Gas-Flüssigkeits-Schwingungen wurden die angefachten Druckschwingungen für verschiedene Temperaturverhältnisse direkt gemessen. Dies erlaubte die Ermittlung der Anfachung und einen Vergleich mit theoretischen Werten.

Mit den Druckamplituden im stationären Zustand wurde der Charakter der nichtlinearen Dämpfung bestimmt.

Summary

Direct measurements of the amplified pressure oscillations in a thermally driven gas-liquid system have been made for several temperature ratios. The rates of amplification have been evaluated and compared with theoretical values.

From the measured steady-state pressure amplitudes it has also been possible to determine the character of the nonlinear damping.

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Müller, U.A., Lang, E. Experimente mit thermisch getriebenen Gas-Flüssigkeits-Schwingungen. Z. angew. Math. Phys. 36, 358–366 (1985). https://doi.org/10.1007/BF00944630

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  • DOI: https://doi.org/10.1007/BF00944630

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