( en Inventor Heinz Jaster Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number EP95911853A Other languages German ( de) Info Publication number EP0697087A1 EP0697087A1 EP95911853A EP95911853A EP0697087A1 EP 0697087 A1 EP0697087 A1 EP 0697087A1 EP 95911853 A EP95911853 A EP 95911853A EP 95911853 A EP95911853 A EP 95911853A EP 0697087 A1 EP0697087 A1 EP 0697087A1 Authority EP European Patent Office Prior art keywords liquid level pulse width phase separator refrigeration refrigerant Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents Refrigerant flow rate control based on liquid level in dual evaporator two-stage refrigeration cycles Google Patents EP0697087A1 - Refrigerant flow rate control based on liquid level in dual evaporator two-stage refrigeration cycles Heat transfer from surroundings to refrigerant è Entropy increases (S2>S1).ġ-2': Heat transfer from refrigerant to surroundings è S2'