IN2014DN10554A - - Google Patents

Info

Publication number
IN2014DN10554A
IN2014DN10554A IN10554DEN2014A IN2014DN10554A IN 2014DN10554 A IN2014DN10554 A IN 2014DN10554A IN 10554DEN2014 A IN10554DEN2014 A IN 10554DEN2014A IN 2014DN10554 A IN2014DN10554 A IN 2014DN10554A
Authority
IN
India
Prior art keywords
fluid
mechanical packing
cooperate
fluid circuit
pump
Prior art date
Application number
Inventor
Nicolas Nebout
Guillaume Becouarn
Original Assignee
Alstom Technology Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=47172751&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN2014DN10554(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Alstom Technology Ltd filed Critical Alstom Technology Ltd
Publication of IN2014DN10554A publication Critical patent/IN2014DN10554A/en

Links

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
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/064—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces the packing combining the sealing function with other functions
    • 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
    • F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
    • F04D29/128—Shaft sealings using sealing-rings especially adapted for liquid pumps with special means for adducting cooling or sealing fluid
    • 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
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • F04D29/588—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21D—NUCLEAR POWER PLANT
    • G21D1/00—Details of nuclear power plant
    • G21D1/04—Pumping arrangements
    • 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
    • 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
    • F04D7/08—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being radioactive
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Mechanical Sealing (AREA)
  • Gasket Seals (AREA)

Abstract

The invention relates to a device (1) for sealing a pump of a nuclear power station said device (1) comprising : • a mechanical packing (70) • a fluid header comprising: a first plurality of surfaces (35) that cooperate with said mechanical packing (70); a second plurality of surfaces (36) that are designed to cooperate with a pump housing (10); a plurality of ducts (44 45 46 47) that form in an operating state a first fluid circuit (33) that constitutes a thermal barrier (31) between the first plurality of surfaces (35) and the second plurality of surfaces (36) and a second fluid circuit (34) that supplies fluid to said mechanical packing (70) in order to cool it.
IN10554DEN2014 2012-06-06 2013-06-03 IN2014DN10554A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1255282A FR2991736A1 (en) 2012-06-06 2012-06-06 DEVICE FOR SEALING A PUMP
PCT/EP2013/061406 WO2013182528A1 (en) 2012-06-06 2013-06-03 Pump sealing device

Publications (1)

Publication Number Publication Date
IN2014DN10554A true IN2014DN10554A (en) 2015-08-21

Family

ID=47172751

Family Applications (1)

Application Number Title Priority Date Filing Date
IN10554DEN2014 IN2014DN10554A (en) 2012-06-06 2013-06-03

Country Status (7)

Country Link
US (1) US9964213B2 (en)
EP (1) EP2859238B1 (en)
CN (1) CN104334886B (en)
FR (1) FR2991736A1 (en)
IN (1) IN2014DN10554A (en)
RU (1) RU2637158C2 (en)
WO (1) WO2013182528A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3108145B2 (en) * 2014-02-19 2022-07-27 Sulzer Management AG Rotary machine and method for heat exchange in a rotary machine
CN106151098A (en) * 2016-08-22 2016-11-23 嘉善川田环保科技有限公司 A kind of from cooling shaft envelope, system and method
DE102021129695A1 (en) * 2021-11-15 2023-05-17 KSB SE & Co. KGaA Centrifugal pump with cooling insert

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2467396A (en) * 1946-01-15 1949-04-19 Luisi Luigi Universal drill jig
US2687695A (en) * 1949-12-12 1954-08-31 Byron Jackson Co Motor pump
US3467396A (en) * 1967-05-10 1969-09-16 Durametallic Corp Internally cooled seal assembly
US3597102A (en) * 1968-06-10 1971-08-03 English Electric Co Ltd Turbines
US3843140A (en) * 1971-11-24 1974-10-22 Feodor Burgmann Fa Cooled mechanical seal
SE419128B (en) * 1974-09-05 1981-07-13 Projectus Ind Produkter Ab PROCEDURE FOR OPERATION OF HEAT PUMP INSTALLATION
DE3136721A1 (en) * 1981-09-16 1983-03-31 Klein, Schanzlin & Becker Ag, 6710 Frankenthal METHOD FOR AVOIDING SHAFT INTERVENTIONS IN HORIZONTAL CENTRIFUGAL PUMPS FOR CONVEYING HOT MEDIA AND DEVICES FOR IMPLEMENTING THE METHOD
SU1178952A1 (en) * 1984-01-18 1985-09-15 Ордена Ленина И Ордена Трудового Красного Знамени Производственное Объединение "Невский Завод" Им.В.И.Ленина End packing of centrifugal blower shaft
DE3404964C2 (en) * 1984-02-11 1995-09-07 Allweiler Ag Keiselpump with a shaft seal
FR2607874B1 (en) * 1986-12-09 1991-04-19 Alsthom SHAFT OUTPUT DEVICE FOR HIGH PRESSURE AND TEMPERATURE WATER PUMP, ESPECIALLY FOR A STEAM POWER PLANT FOOD PUMP
CA2193482C (en) * 1994-06-20 2002-08-20 Thomas W. Ramsay Seal/bearing assembly
DE19501900A1 (en) * 1995-01-23 1996-07-25 Klein Schanzlin & Becker Ag Mechanical seal for boiler feed pumps
US6200108B1 (en) * 1998-03-11 2001-03-13 Aqua-Flo, Incorporated Heat exchanging means for a pump motor using a bypass tube within a recirculating water system
US5908020A (en) * 1998-07-13 1999-06-01 Uis, Inc. Marine fuel pump and cooling system
US6397822B1 (en) * 2000-04-18 2002-06-04 Uis, Inc. Integrated fuel system unit with two-stage marine fuel pump
DE50206223D1 (en) * 2001-10-22 2006-05-18 Sulzer Pumpen Ag Shaft sealing arrangement for a pump for conveying hot fluids
US7581517B2 (en) * 2007-06-07 2009-09-01 Brown Myron L Automatic by-pass safety cooling system for fire pump engines
JP5557752B2 (en) * 2009-09-24 2014-07-23 イーグル工業株式会社 mechanical seal

Also Published As

Publication number Publication date
US20150083370A1 (en) 2015-03-26
RU2014152826A (en) 2016-08-10
RU2637158C2 (en) 2017-11-30
WO2013182528A1 (en) 2013-12-12
EP2859238B1 (en) 2020-04-15
EP2859238A1 (en) 2015-04-15
CN104334886B (en) 2018-11-06
CN104334886A (en) 2015-02-04
FR2991736A1 (en) 2013-12-13
US9964213B2 (en) 2018-05-08

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