DE69032604T2 - Kryovorkühler für supraleitende Magnete - Google Patents
Kryovorkühler für supraleitende MagneteInfo
- Publication number
- DE69032604T2 DE69032604T2 DE69032604T DE69032604T DE69032604T2 DE 69032604 T2 DE69032604 T2 DE 69032604T2 DE 69032604 T DE69032604 T DE 69032604T DE 69032604 T DE69032604 T DE 69032604T DE 69032604 T2 DE69032604 T2 DE 69032604T2
- Authority
- DE
- Germany
- Prior art keywords
- heat exchanger
- precooler
- stage
- stage heat
- channel
- 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 - Fee Related
Links
- 238000001816 cooling Methods 0.000 claims description 19
- 239000010935 stainless steel Substances 0.000 claims description 14
- 229910001220 stainless steel Inorganic materials 0.000 claims description 14
- 239000012530 fluid Substances 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 description 17
- 239000007788 liquid Substances 0.000 description 13
- 229910052802 copper Inorganic materials 0.000 description 12
- 239000010949 copper Substances 0.000 description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 230000008646 thermal stress Effects 0.000 description 5
- 238000005219 brazing Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000009835 boiling Methods 0.000 description 3
- 239000001307 helium Substances 0.000 description 3
- 229910052734 helium Inorganic materials 0.000 description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000010894 electron beam technology Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000002595 magnetic resonance imaging Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
- F25D3/10—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S505/00—Superconductor technology: apparatus, material, process
- Y10S505/825—Apparatus per se, device per se, or process of making or operating same
- Y10S505/888—Refrigeration
- Y10S505/892—Magnetic device cooling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Containers, Films, And Cooling For Superconductive Devices (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/335,268 US4926646A (en) | 1989-04-10 | 1989-04-10 | Cryogenic precooler for superconductive magnets |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69032604D1 DE69032604D1 (de) | 1998-10-08 |
| DE69032604T2 true DE69032604T2 (de) | 1999-05-06 |
Family
ID=23311025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69032604T Expired - Fee Related DE69032604T2 (de) | 1989-04-10 | 1990-03-28 | Kryovorkühler für supraleitende Magnete |
Country Status (6)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5113165A (en) * | 1990-08-03 | 1992-05-12 | General Electric Company | Superconductive magnet with thermal diode |
| US5166776A (en) * | 1990-10-20 | 1992-11-24 | Westinghouse Electric Corp. | Hybrid vapor cooled power lead for cryostat |
| US5657634A (en) * | 1995-12-29 | 1997-08-19 | General Electric Company | Convection cooling of bellows convolutions using sleeve penetration tube |
| US5960636A (en) * | 1997-11-14 | 1999-10-05 | Air Products And Chemicals, Inc. | Method and apparatus for precooling a mass prior to immersion in a cryogenic liquid |
| US6484516B1 (en) | 2001-12-07 | 2002-11-26 | Air Products And Chemicals, Inc. | Method and system for cryogenic refrigeration |
| RU2505760C2 (ru) * | 2008-09-09 | 2014-01-27 | Конинклейке Филипс Электроникс, Н.В. | Теплообменник с горизонтальным оребрением для криогенного охлаждения с повторной конденсацией |
| US8973378B2 (en) * | 2010-05-06 | 2015-03-10 | General Electric Company | System and method for removing heat generated by a heat sink of magnetic resonance imaging system |
| EP3421909A1 (en) * | 2017-06-29 | 2019-01-02 | Ion Beam Applications | A precooling device for cooling the superconductive coils of a superconductive magnet and method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4277949A (en) * | 1979-06-22 | 1981-07-14 | Air Products And Chemicals, Inc. | Cryostat with serviceable refrigerator |
| CS217820B1 (en) * | 1980-11-12 | 1983-01-28 | Zdenek Malek | Heat exchanger particularly for kryosurgical instruments |
| JPS5880474A (ja) * | 1981-11-06 | 1983-05-14 | 株式会社日立製作所 | 極低温冷却装置 |
| JPS5932758A (ja) * | 1982-08-16 | 1984-02-22 | 株式会社日立製作所 | 冷凍機付クライオスタツト |
| US4647778A (en) * | 1985-01-23 | 1987-03-03 | General Dynamics, Pomona Division | Clear aperture cryostat for an infrared detector |
| US4721934A (en) * | 1987-04-02 | 1988-01-26 | General Electric Company | Axial strap suspension system for a magnetic resonance magnet |
-
1989
- 1989-04-10 US US07/335,268 patent/US4926646A/en not_active Expired - Lifetime
-
1990
- 1990-02-15 CA CA002010145A patent/CA2010145A1/en not_active Abandoned
- 1990-03-27 IL IL93906A patent/IL93906A0/xx unknown
- 1990-03-28 EP EP90105876A patent/EP0395877B1/en not_active Expired - Lifetime
- 1990-03-28 DE DE69032604T patent/DE69032604T2/de not_active Expired - Fee Related
- 1990-04-10 JP JP2093262A patent/JPH0341704A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| IL93906A0 (en) | 1990-12-23 |
| JPH0586050B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-12-09 |
| JPH0341704A (ja) | 1991-02-22 |
| US4926646A (en) | 1990-05-22 |
| DE69032604D1 (de) | 1998-10-08 |
| EP0395877B1 (en) | 1998-09-02 |
| CA2010145A1 (en) | 1990-10-10 |
| EP0395877A1 (en) | 1990-11-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8328 | Change in the person/name/address of the agent |
Representative=s name: ROEGER UND KOLLEGEN, 73728 ESSLINGEN |
|
| 8339 | Ceased/non-payment of the annual fee |