DE2019653C3 - - Google Patents
Info
- Publication number
- DE2019653C3 DE2019653C3 DE2019653A DE2019653A DE2019653C3 DE 2019653 C3 DE2019653 C3 DE 2019653C3 DE 2019653 A DE2019653 A DE 2019653A DE 2019653 A DE2019653 A DE 2019653A DE 2019653 C3 DE2019653 C3 DE 2019653C3
- Authority
- DE
- Germany
- Prior art keywords
- ribs
- metal vapor
- vapor barrier
- housing
- metal
- 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
- 229910052751 metal Inorganic materials 0.000 claims description 37
- 239000002184 metal Substances 0.000 claims description 37
- 230000004888 barrier function Effects 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 13
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 3
- 229910000963 austenitic stainless steel Inorganic materials 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 description 21
- 239000011734 sodium Substances 0.000 description 21
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 20
- 239000007789 gas Substances 0.000 description 11
- 238000009833 condensation Methods 0.000 description 7
- 230000005494 condensation Effects 0.000 description 7
- 238000010926 purge Methods 0.000 description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229910000799 K alloy Inorganic materials 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 102000005393 Sodium-Potassium-Exchanging ATPase Human genes 0.000 description 1
- 108010006431 Sodium-Potassium-Exchanging ATPase Proteins 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- BITYAPCSNKJESK-UHFFFAOYSA-N potassiosodium Chemical compound [Na].[K] BITYAPCSNKJESK-UHFFFAOYSA-N 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 150000003385 sodium Chemical class 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/44—Free-space packings
- F16J15/447—Labyrinth packings
- F16J15/4472—Labyrinth packings with axial path
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/106—Shaft sealings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/06—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being hot or corrosive, e.g. liquid metals
- F04D7/065—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being hot or corrosive, e.g. liquid metals for liquid metal
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Details Of Reciprocating Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US82159869A | 1969-05-05 | 1969-05-05 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2019653A1 DE2019653A1 (de) | 1970-11-19 |
| DE2019653B2 DE2019653B2 (de) | 1977-08-18 |
| DE2019653C3 true DE2019653C3 (enrdf_load_stackoverflow) | 1978-04-13 |
Family
ID=25233796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702019653 Granted DE2019653B2 (de) | 1969-05-05 | 1970-04-23 | Metalldampfsperrenanordnung |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3630529A (enrdf_load_stackoverflow) |
| JP (1) | JPS5026761B1 (enrdf_load_stackoverflow) |
| BR (1) | BR7017585D0 (enrdf_load_stackoverflow) |
| CH (1) | CH513353A (enrdf_load_stackoverflow) |
| DE (1) | DE2019653B2 (enrdf_load_stackoverflow) |
| FR (1) | FR2047249A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1259935A (enrdf_load_stackoverflow) |
| NL (1) | NL163310C (enrdf_load_stackoverflow) |
| ZA (1) | ZA701441B (enrdf_load_stackoverflow) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4109920A (en) * | 1977-09-06 | 1978-08-29 | Borg-Warner Corporation | Heat exchanger for shaft seal cartridge |
| JPS5478468U (enrdf_load_stackoverflow) * | 1977-11-14 | 1979-06-04 | ||
| US4296538A (en) * | 1978-05-24 | 1981-10-27 | Carrier Corporation | Method of providing a sealing assembly between a steam chest and turbine casing |
| US4219201A (en) * | 1978-05-24 | 1980-08-26 | Carrier Corporation | Sealing assembly |
| US5244216A (en) * | 1988-01-04 | 1993-09-14 | The Texas A & M University System | Labyrinth seal |
| US5639095A (en) * | 1988-01-04 | 1997-06-17 | Twentieth Technology | Low-leakage and low-instability labyrinth seal |
| JP3231342B2 (ja) * | 1991-01-30 | 2001-11-19 | 株式会社日立製作所 | 電磁コイル |
| KR950005393Y1 (ko) * | 1991-04-01 | 1995-07-08 | 주식회사 Lg전자 | 칼라수상관의 새도우 마스크 탄성지지부재 |
| US5624245A (en) * | 1994-10-26 | 1997-04-29 | Mp Pumps, Inc. | Centrufugal pump with thermally isolated and dynamically air cooled shaft seal assembly |
| DE19712324C2 (de) * | 1997-03-24 | 2000-05-11 | Renner Gmbh | Umwälzpumpe oder Rührwerk für erwärmte chemische Lösungen |
| GB9713045D0 (en) * | 1997-06-21 | 1997-08-27 | Perkins Ltd | A rotary shaft sealing system |
| DE10149606C2 (de) | 2001-10-09 | 2003-12-24 | Mettler Toledo Gmbh | Labyrinthdichtung mit lösbarem Ringelement und Waage |
| EP1396612A1 (de) * | 2002-09-04 | 2004-03-10 | BorgWarner Inc. | Dichtung für Fluidenergiemaschine |
| FR2873183B1 (fr) | 2004-07-16 | 2007-11-30 | Thales Sa | Dispositif d'etancheite d'une machine tournante |
| DE102004055429B3 (de) * | 2004-11-17 | 2006-08-10 | Man B & W Diesel Ag | Dichtungseinrichtung für eine insbesondere im Stillstand geschmierte Lagerung einer Rotorwelle |
| WO2007035701A2 (en) * | 2005-09-19 | 2007-03-29 | Ingersoll-Rand Company | Stationary seal ring for a centrifugal compressor |
| DE602006019310D1 (de) * | 2005-09-19 | 2011-02-10 | Ingersoll Rand Co | Antriebsrad für einen radialverdichter |
| US8424877B2 (en) * | 2009-05-12 | 2013-04-23 | General Electric Company | Method and system for sealing an annulus |
| RU2589735C2 (ru) * | 2014-11-19 | 2016-07-10 | Открытое Акционерное Общество "Акмэ-Инжиниринг" | Насос для перекачки расплавленного металла |
| FR3037117B1 (fr) * | 2015-06-05 | 2018-01-12 | Danfoss A/S | Machine a fluide comportant un joint a labyrinthe |
| FR3050250B1 (fr) * | 2016-04-15 | 2018-04-13 | Safran Transmission Systems | Joint sans contact de type labyrinthe obtenu par fabrication additive |
| US10584795B2 (en) * | 2017-03-29 | 2020-03-10 | Florida Turbine Technologies, Inc. | Interlocking axial labyrinth seal |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE16640E (en) * | 1924-05-01 | 1927-05-31 | Sionobs to the bhabples | |
| US2600991A (en) * | 1949-06-14 | 1952-06-17 | Gen Electric | Labyrinth seal arrangement |
| DE966442C (de) * | 1955-11-03 | 1957-08-08 | Augsburg Nuernberg A G Zweigni | Einfach wirkende, ventilgesteuerte Wechselstrom-Dampfmaschine fuer hohe UEberhitzung und oelfreien Abdampf |
| US2981490A (en) * | 1957-12-27 | 1961-04-25 | Entoleter | Centrifugal impacting apparatus and support therefor |
-
1969
- 1969-05-05 US US821598A patent/US3630529A/en not_active Expired - Lifetime
-
1970
- 1970-03-04 GB GB10524/70A patent/GB1259935A/en not_active Expired
- 1970-03-04 ZA ZA701441A patent/ZA701441B/xx unknown
- 1970-03-19 BR BR217585/70A patent/BR7017585D0/pt unknown
- 1970-04-23 DE DE19702019653 patent/DE2019653B2/de active Granted
- 1970-04-27 NL NL7006076.A patent/NL163310C/xx not_active IP Right Cessation
- 1970-05-04 FR FR7016188A patent/FR2047249A5/fr not_active Expired
- 1970-05-04 CH CH668170A patent/CH513353A/fr not_active IP Right Cessation
- 1970-05-06 JP JP45037989A patent/JPS5026761B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ZA701441B (en) | 1971-09-29 |
| NL163310B (nl) | 1980-03-17 |
| NL7006076A (enrdf_load_stackoverflow) | 1970-11-09 |
| US3630529A (en) | 1971-12-28 |
| JPS5026761B1 (enrdf_load_stackoverflow) | 1975-09-03 |
| CH513353A (fr) | 1971-09-30 |
| DE2019653B2 (de) | 1977-08-18 |
| DE2019653A1 (de) | 1970-11-19 |
| FR2047249A5 (enrdf_load_stackoverflow) | 1971-03-12 |
| GB1259935A (en) | 1972-01-12 |
| BR7017585D0 (pt) | 1973-04-10 |
| NL163310C (nl) | 1980-08-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: BW/IP INTERNATIONAL INC., LONG BEACH, CALIF., US |
|
| 8328 | Change in the person/name/address of the agent |
Free format text: HAUCK, H., DIPL.-ING. DIPL.-WIRTSCH.-ING., 8000 MUENCHEN GRAALFS, E., DIPL.-ING., 2000 HAMBURG WEHNERT, W., DIPL.-ING., 8000 MUENCHEN DOERING, W., DIPL.-WIRTSCH.-ING. DR.-ING., PAT.-ANWAELTE, 4000 DUESSELDORF |