JPH0221497B2 - - Google Patents
Info
- Publication number
- JPH0221497B2 JPH0221497B2 JP22493883A JP22493883A JPH0221497B2 JP H0221497 B2 JPH0221497 B2 JP H0221497B2 JP 22493883 A JP22493883 A JP 22493883A JP 22493883 A JP22493883 A JP 22493883A JP H0221497 B2 JPH0221497 B2 JP H0221497B2
- Authority
- JP
- Japan
- Prior art keywords
- heat
- refrigerator
- heat shield
- liquefaction
- expander
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000000034 method Methods 0.000 claims description 22
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000007789 gas Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 239000003507 refrigerant Substances 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22493883A JPS60117059A (ja) | 1983-11-28 | 1983-11-28 | Ｈｅ液化冷凍機の熱侵入防止方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22493883A JPS60117059A (ja) | 1983-11-28 | 1983-11-28 | Ｈｅ液化冷凍機の熱侵入防止方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60117059A JPS60117059A (ja) | 1985-06-24 |
| JPH0221497B2 true JPH0221497B2 (es) | 1990-05-15 |
Family
ID=16821535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22493883A Granted JPS60117059A (ja) | 1983-11-28 | 1983-11-28 | Ｈｅ液化冷凍機の熱侵入防止方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60117059A (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6291757A (ja) * | 1985-10-16 | 1987-04-27 | 株式会社日立製作所 | 極低温冷凍方法及び装置 |
| JPH0721357B2 (ja) * | 1987-09-24 | 1995-03-08 | 株式会社日立製作所 | 極低温冷凍装置 |
-
1983
- 1983-11-28 JP JP22493883A patent/JPS60117059A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60117059A (ja) | 1985-06-24 |
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