Abstract
Porous plugs were used as thermomechanical pumps to transfer helium II from one dewar to another through a transfer line and two valves. Two different sizes of porous plugs were used, and a scanning electron microscope image of the plugs is presented. Eighty litres were transferred at a maximum flow rate of 90 L/hr. Temperature, pressure, flow rate, and heater power data are presented and compared to a theoretical model.
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© 1988 Springer Science+Business Media New York
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Mills, G.L., Urbach, A.R., Mord, A.J., Brandreth, B.H., Hermanson, L.A., Snyder, H.A. (1988). Experiments on Transferring Helium II with a Thermomechanical Pump. In: Fast, R.W. (eds) Advances in Cryogenic Engineering. A Cryogenic Engineering Conference Publication, vol 33. Springer, Boston, MA. https://doi.org/10.1007/978-1-4613-9874-5_61
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DOI: https://doi.org/10.1007/978-1-4613-9874-5_61
Publisher Name: Springer, Boston, MA
Print ISBN: 978-1-4613-9876-9
Online ISBN: 978-1-4613-9874-5
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