Operating medium for an absorption refrigeration device
AssigneeEvonik Degussa GbmH
InventorsMatthias Seiler, Rolf Schneider, Olivier Zehnacker, Marc-Christoph Schneider
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Abstract
The invention relates to an operating medium for an absorption refrigeration device, comprising 5 to 30 wt % water and 65 to 95 wt % of a sorption agent comprising lithium bromide and at least one ionic liquid and wherein the sorption agent comprises ionic liquid and lithium bromide in a weight ratio of 0.5:1 to 5:1, having a lower friction coefficient compared to an operating medium comprising water and lithium bromide.
Claims21
1-8. (canceled)
A working medium for an absorption refrigeration machine, comprising from 5 to 30% by weight of water and from 65 to 95% by weight of a sorption medium consisting of lithium bromide and at least one ionic liquid, where the sorption medium contains ionic liquid and lithium bromide in a weight ratio of from 0.5:1 to 5:1.
An absorption refrigeration machine comprising an absorber, a desorber, a vaporizer, a condenser, a circulation pump and a working medium which is circulated with a circulation pump via absorber and desorber, wherein the working medium fed to the desorber comprises from 5 to 30% by weight of water and from 65 to 95% by weight of a sorption medium consisting of lithium bromide and at least one ionic liquid, where the sorption medium contains ionic liquid and lithium bromide in a weight ratio of from 0.5:1 to 5:1.
Dependencies are inferred from the claim text.