ES2807380T3 - Junta de estanqueidad de bomba con actuador de retracción térmica - Google Patents
Junta de estanqueidad de bomba con actuador de retracción térmica Download PDFInfo
- Publication number
- ES2807380T3 ES2807380T3 ES14779517T ES14779517T ES2807380T3 ES 2807380 T3 ES2807380 T3 ES 2807380T3 ES 14779517 T ES14779517 T ES 14779517T ES 14779517 T ES14779517 T ES 14779517T ES 2807380 T3 ES2807380 T3 ES 2807380T3
- Authority
- ES
- Spain
- Prior art keywords
- piston
- shaft
- split ring
- ring
- seal
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 title description 12
- 125000006850 spacer group Chemical group 0.000 claims abstract description 40
- 239000000463 material Substances 0.000 claims abstract description 27
- 239000012530 fluid Substances 0.000 claims abstract description 15
- 229920005570 flexible polymer Polymers 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 229920000642 polymer Polymers 0.000 claims abstract 4
- 238000011144 upstream manufacturing Methods 0.000 claims abstract 2
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 6
- 229920002530 polyetherether ketone Polymers 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 5
- 230000002829 reductive effect Effects 0.000 claims description 4
- 229920002943 EPDM rubber Polymers 0.000 claims 1
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 claims 1
- 229920006168 hydrated nitrile rubber Polymers 0.000 claims 1
- 238000001816 cooling Methods 0.000 description 28
- 239000002826 coolant Substances 0.000 description 25
- 230000000712 assembly Effects 0.000 description 18
- 238000000429 assembly Methods 0.000 description 18
- 239000003507 refrigerant Substances 0.000 description 8
- 230000004913 activation Effects 0.000 description 4
- 238000001994 activation Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 3
- -1 Ethylene Propylene Diene Chemical class 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000012809 cooling fluid Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- ZYURHZPYMFLWSH-UHFFFAOYSA-N octacosane Chemical compound CCCCCCCCCCCCCCCCCCCCCCCCCCCC ZYURHZPYMFLWSH-UHFFFAOYSA-N 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- IRLQAJPIHBZROB-UHFFFAOYSA-N buta-2,3-dienenitrile Chemical class C=C=CC#N IRLQAJPIHBZROB-UHFFFAOYSA-N 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000007725 thermal activation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
- F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
- F03G7/06112—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using the thermal expansion or contraction of enclosed fluids
- F03G7/06113—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using the thermal expansion or contraction of enclosed fluids the fluids subjected to phase change
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
- F03G7/063—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the mechanic interaction
- F03G7/0631—One-way operation, e.g. release mechanism
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
- F03G7/064—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by its use
- F03G7/0645—Clamping, fixing or crimping parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B7/00—Piston machines or pumps characterised by having positively-driven valving
-
- 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
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/12—Shaft sealings using sealing-rings
-
- 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
- F04D29/14—Shaft sealings operative only when pump is inoperative
- F04D29/146—Shaft sealings operative only when pump is inoperative especially adapted for liquid pumps
-
- 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
- F16J15/002—Sealings comprising at least two sealings in succession
- F16J15/008—Sealings comprising at least two sealings in succession with provision to put out of action at least one sealing; One sealing sealing only on standstill; Emergency or servicing sealings
-
- 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
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/164—Sealings between relatively-moving surfaces the sealing action depending on movements; pressure difference, temperature or presence of leaking fluid
-
- 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
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3464—Mounting of the seal
- F16J15/3488—Split-rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Sealing Devices (AREA)
- Details Of Reciprocating Pumps (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/798,632 US9206791B2 (en) | 2013-03-13 | 2013-03-13 | Pump seal with thermal retracting actuator |
| PCT/US2014/015487 WO2014163757A1 (en) | 2013-03-13 | 2014-02-10 | Pump seal with thermal retracting actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2807380T3 true ES2807380T3 (es) | 2021-02-22 |
Family
ID=51527777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES14779517T Active ES2807380T3 (es) | 2013-03-13 | 2014-02-10 | Junta de estanqueidad de bomba con actuador de retracción térmica |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US9206791B2 (enExample) |
| EP (1) | EP2971782B1 (enExample) |
| JP (1) | JP6402170B2 (enExample) |
| KR (1) | KR102204096B1 (enExample) |
| CN (1) | CN105102819B (enExample) |
| ES (1) | ES2807380T3 (enExample) |
| WO (1) | WO2014163757A1 (enExample) |
| ZA (1) | ZA201505247B (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2992392B1 (fr) * | 2012-06-25 | 2014-07-11 | Jspm | Dispositif d’etancheite a l’arret passif pour systeme de joints d’arbre d’un groupe motopompe primaire |
| JP6021674B2 (ja) * | 2012-09-28 | 2016-11-09 | 三菱重工業株式会社 | 軸シール構造及び一次冷却材循環ポンプ |
| US9714644B2 (en) | 2013-03-13 | 2017-07-25 | Westinghouse Electric Company Llc | Thermal retracting actuator |
| US9217441B2 (en) * | 2013-08-20 | 2015-12-22 | Westinghouse Electric Company Llc | Pump seal with thermal retracting actuator |
| CN104493164A (zh) * | 2014-12-31 | 2015-04-08 | 靖江市海源有色金属材料有限公司 | 新型电接触材料及制备工艺 |
| US9689147B2 (en) * | 2015-07-13 | 2017-06-27 | Delta Faucet Company | Snap in mounting shank for a faucet |
| US9920839B1 (en) | 2016-11-28 | 2018-03-20 | Westinghouse Electric Company Llc | Hydrostatic mechanical face seal |
| DE102017000098A1 (de) * | 2017-01-07 | 2018-07-12 | Möhlenhoff GmbH | Temperaturabhäniges Stellelement |
| CA3091968A1 (en) * | 2018-02-21 | 2019-08-29 | Candu Energy Inc. | Nuclear coolant pump seal and methods of sealing |
| DE102020128414B4 (de) * | 2020-10-29 | 2022-06-23 | Eagleburgmann Germany Gmbh & Co. Kg | Gleitringdichtungsanordnung mit Ausrücksicherung |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2807483A (en) * | 1956-01-12 | 1957-09-24 | Richard T Cornelius | Shaft seals |
| US3035841A (en) * | 1956-07-30 | 1962-05-22 | Carrier Corp | Compensating seals |
| US3347552A (en) | 1964-06-04 | 1967-10-17 | Westinghouse Electric Corp | Controlled leakage face type seals |
| ES159807Y (es) | 1968-01-15 | 1971-04-16 | Westinghouse Electric Corporation | Una junta para limitar el flujo de fluido a lo largo de unaeje giratorio. |
| US3522948A (en) | 1968-05-16 | 1970-08-04 | Westinghouse Electric Corp | Variable flow path seal |
| US3632117A (en) | 1969-05-15 | 1972-01-04 | Westinghouse Electric Corp | Seal lift-off mechanism |
| BE790561A (fr) | 1971-10-27 | 1973-04-26 | Westinghouse Electric Corp | Appareils de commande et de regulation de la pression de fluides |
| US4105040A (en) * | 1977-06-27 | 1978-08-08 | Chester Arnold M | Temperature responsive valve seal |
| US4202553A (en) * | 1978-11-03 | 1980-05-13 | Ceramic Coating Company | Seal cartridge for agitator shaft of a chemical reactor |
| US4275891A (en) | 1979-08-14 | 1981-06-30 | Westinghouse Electric Corp. | Face type shaft seal for liquid metal pumps |
| GB2063385B (en) | 1979-11-23 | 1983-06-22 | Cross Mfg Co 1938 Ltd | Gas seals |
| US4302020A (en) * | 1980-03-07 | 1981-11-24 | United Aircraft Products, Inc. | Actuating sealing joint |
| DE3333800A1 (de) * | 1983-09-19 | 1985-04-04 | Harald Dipl.-Ing. 8400 Regensburg Vetter | Steuereinrichtung mit integrierter hydraulischer uebersetzung fuer eine in einer oeffnung angeordnete verschliessbare klappe |
| US4693481A (en) * | 1985-05-31 | 1987-09-15 | Westinghouse Electric Corp. | Film-riding shaft seal formed from high-purity silicon nitride |
| US5217232A (en) * | 1992-04-28 | 1993-06-08 | Car-Graph, Inc. | Thermally regulated segmented seal |
| US5586155A (en) | 1995-02-14 | 1996-12-17 | General Electric Company | Narrow access scanning positioner for inspecting core shroud in boiling water reactor |
| JPH10167035A (ja) * | 1996-12-17 | 1998-06-23 | Jidosha Kiki Co Ltd | 荷重応動制動液圧制御装置 |
| KR100304858B1 (ko) | 1998-10-20 | 2001-09-24 | 만 호 이 | 서멀 액튜에이터(thermal actuator) |
| US6371488B1 (en) * | 1999-12-17 | 2002-04-16 | George E. Szymborski | Sealing system for high pressure closed systems having a rotating member and a housing therein |
| US6332011B1 (en) | 2000-02-22 | 2001-12-18 | General Electric Company | Ultrasonic examination of shroud weld from top of shroud flange ring |
| WO2007047104A1 (en) | 2005-10-11 | 2007-04-26 | Stein Seal Company | Shutdown seal for reactor coolant pump |
| US20070172367A1 (en) | 2006-01-26 | 2007-07-26 | Janocko David J | Flow restricting devices in pumps |
| US8356972B2 (en) * | 2008-12-10 | 2013-01-22 | Westinghouse Electric Company Llc | Thermally activated shutdown seals for rotatable shafts |
| US8690534B1 (en) * | 2009-06-08 | 2014-04-08 | Curtiss-Wright Electro-Mechanical Corporation | Backup seals in rotary pumps |
| GB2475254B (en) * | 2009-11-11 | 2016-02-10 | Edwards Ltd | Vacuum pump |
| JP5586525B2 (ja) * | 2011-05-16 | 2014-09-10 | イーグル工業株式会社 | メカニカルシール用シャットダウンシール |
| US10777329B2 (en) | 2011-12-30 | 2020-09-15 | Ge-Hitachi Nuclear Energy Americas Llc | Methods and apparatuses for pump sealing during leakage events |
| JP6086645B2 (ja) | 2012-01-26 | 2017-03-01 | 三菱重工業株式会社 | 原子炉冷却材ポンプ |
| FR2986300B1 (fr) * | 2012-02-01 | 2014-03-07 | Jeumont Systemes De Pompes Et De Mecanismes | Dispositif d'etancheite a l'arret passif pour systeme de joints d'arbre d'un groupe motopompe primaire |
-
2013
- 2013-03-13 US US13/798,632 patent/US9206791B2/en active Active
-
2014
- 2014-02-10 CN CN201480013481.8A patent/CN105102819B/zh active Active
- 2014-02-10 ES ES14779517T patent/ES2807380T3/es active Active
- 2014-02-10 EP EP14779517.3A patent/EP2971782B1/en active Active
- 2014-02-10 KR KR1020157028359A patent/KR102204096B1/ko active Active
- 2014-02-10 JP JP2016500222A patent/JP6402170B2/ja active Active
- 2014-02-10 WO PCT/US2014/015487 patent/WO2014163757A1/en not_active Ceased
-
2015
- 2015-07-21 ZA ZA2015/05247A patent/ZA201505247B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP2971782A1 (en) | 2016-01-20 |
| EP2971782A4 (en) | 2016-10-26 |
| CN105102819A (zh) | 2015-11-25 |
| US20140271294A1 (en) | 2014-09-18 |
| KR102204096B1 (ko) | 2021-01-15 |
| US9206791B2 (en) | 2015-12-08 |
| CN105102819B (zh) | 2017-03-22 |
| JP2016512296A (ja) | 2016-04-25 |
| EP2971782B1 (en) | 2020-05-13 |
| WO2014163757A1 (en) | 2014-10-09 |
| KR20150131148A (ko) | 2015-11-24 |
| ZA201505247B (en) | 2018-05-30 |
| JP6402170B2 (ja) | 2018-10-10 |
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