BR112014026868A2 - aparelho, método para a manutenção de uma pressão e sistema. - Google Patents

aparelho, método para a manutenção de uma pressão e sistema.

Info

Publication number
BR112014026868A2
BR112014026868A2 BR112014026868A BR112014026868A BR112014026868A2 BR 112014026868 A2 BR112014026868 A2 BR 112014026868A2 BR 112014026868 A BR112014026868 A BR 112014026868A BR 112014026868 A BR112014026868 A BR 112014026868A BR 112014026868 A2 BR112014026868 A2 BR 112014026868A2
Authority
BR
Brazil
Prior art keywords
maintaining
pressure
Prior art date
Application number
BR112014026868A
Other languages
English (en)
Other versions
BR112014026868B8 (pt
BR112014026868B1 (pt
Inventor
Cagnarini Claudia
Del Medico Francesco
Mariotti Massimiliano
Original Assignee
Nuovo Pignone Srl
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
Application filed by Nuovo Pignone Srl filed Critical Nuovo Pignone Srl
Publication of BR112014026868A2 publication Critical patent/BR112014026868A2/pt
Publication of BR112014026868B1 publication Critical patent/BR112014026868B1/pt
Publication of BR112014026868B8 publication Critical patent/BR112014026868B8/pt

Links

Classifications

    • 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
    • F04D29/5806—Cooling the drive system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/10—Centrifugal pumps for compressing or evacuating
    • F04D17/12—Multi-stage 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
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
    • 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
    • F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H02K9/197—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil in which the rotor or stator space is fluid-tight, e.g. to provide for different cooling media for rotor and stator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/0606—Canned motor pumps
    • F04D13/0626—Details of the can

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Compressor (AREA)
BR112014026868A 2012-05-09 2013-05-08 Aparelho, método e sistema para a manutenção de uma pressão BR112014026868B8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT000024A ITCO20120024A1 (it) 2012-05-09 2012-05-09 Equalizzatore di pressione
ITCO2012A000024 2012-05-09
PCT/EP2013/059609 WO2013167664A1 (en) 2012-05-09 2013-05-08 Pressure equalizer

Publications (3)

Publication Number Publication Date
BR112014026868A2 true BR112014026868A2 (pt) 2017-06-27
BR112014026868B1 BR112014026868B1 (pt) 2021-12-14
BR112014026868B8 BR112014026868B8 (pt) 2022-06-28

Family

ID=46548589

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014026868A BR112014026868B8 (pt) 2012-05-09 2013-05-08 Aparelho, método e sistema para a manutenção de uma pressão

Country Status (12)

Country Link
US (1) US10711799B2 (pt)
EP (1) EP2847468B1 (pt)
JP (1) JP2015523043A (pt)
KR (1) KR20150015480A (pt)
CN (1) CN104395611A (pt)
AU (1) AU2013258038B2 (pt)
BR (1) BR112014026868B8 (pt)
CA (1) CA2872143A1 (pt)
IT (1) ITCO20120024A1 (pt)
MX (1) MX2014013595A (pt)
RU (1) RU2615881C2 (pt)
WO (1) WO2013167664A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7125277B2 (ja) * 2018-04-25 2022-08-24 三菱重工業株式会社 モータポンプ
FR3088686B1 (fr) * 2018-11-21 2021-10-01 Thermodyn Motocompresseur a plusieurs sections de compression
JP2020139411A (ja) * 2019-02-26 2020-09-03 三菱重工業株式会社 モータポンプ
DE102020202781A1 (de) * 2020-03-04 2021-09-09 Siemens Aktiengesellschaft 8Elektromotor mit Spaltrohr

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Also Published As

Publication number Publication date
CN104395611A (zh) 2015-03-04
RU2615881C2 (ru) 2017-04-11
RU2014143530A (ru) 2016-07-10
BR112014026868B8 (pt) 2022-06-28
AU2013258038B2 (en) 2016-12-01
ITCO20120024A1 (it) 2013-11-10
EP2847468B1 (en) 2020-04-15
BR112014026868B1 (pt) 2021-12-14
JP2015523043A (ja) 2015-08-06
US10711799B2 (en) 2020-07-14
CA2872143A1 (en) 2013-11-14
WO2013167664A1 (en) 2013-11-14
MX2014013595A (es) 2014-12-04
US20150093256A1 (en) 2015-04-02
KR20150015480A (ko) 2015-02-10
EP2847468A1 (en) 2015-03-18
AU2013258038A1 (en) 2014-11-20

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 08/05/2013, OBSERVADAS AS CONDICOES LEGAIS.

B25A Requested transfer of rights approved

Owner name: NUOVO PIGNONE TECNOLOGIE SRL (IT)