Development test on 2 K cooling systems
Abstract
Topics discussed include: the detail of proposal; configuration of the laboratory dilution refrigerator; the adiabatic vacuum section of the dilution refrigerator; the relationship between refrigerating capability and cooling temperature; phase diagram and vapor pressure curves of the He-3 and He-4; the fractionation chamber and dilution chamber; separation control by electric field of He-3 rich and He-4 rich phases; mixer utilizing electric field; restriction of liquid; the mixture cell; and continuous operation type dilution type refrigerator. This presentation is represented by viewgraphs only.
- Publication:
-
In NASDA
- Pub Date:
- March 1993
- Bibcode:
- 1993rsuo.nasa..120O
- Keywords:
-
- Coolers;
- Cooling Systems;
- Cryogenic Cooling;
- Refrigerators;
- Remote Sensors;
- Spacecraft Equipment;
- Cryogenic Equipment;
- Equipment Specifications;
- Helium Isotopes;
- Japanese Spacecraft;
- Liquid Helium;
- Engineering (General)