EP4102078A3 - Partie de fusion de décharge, boîtier de pompe et appareil de pompe - Google Patents

Partie de fusion de décharge, boîtier de pompe et appareil de pompe Download PDF

Info

Publication number
EP4102078A3
EP4102078A3 EP22177041.5A EP22177041A EP4102078A3 EP 4102078 A3 EP4102078 A3 EP 4102078A3 EP 22177041 A EP22177041 A EP 22177041A EP 4102078 A3 EP4102078 A3 EP 4102078A3
Authority
EP
European Patent Office
Prior art keywords
end part
merging portion
pump
discharge merging
downstream end
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.)
Pending
Application number
EP22177041.5A
Other languages
German (de)
English (en)
Other versions
EP4102078A2 (fr
Inventor
Soichiro Ogawa
Hiroyuki Kaneko
Yoichi Nakamura
Seigo Kyo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ebara Corp
Original Assignee
Ebara Corp
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 Ebara Corp filed Critical Ebara Corp
Publication of EP4102078A2 publication Critical patent/EP4102078A2/fr
Publication of EP4102078A3 publication Critical patent/EP4102078A3/fr
Pending legal-status Critical Current

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
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/029—Stopping of pumps, or operating valves, on occurrence of unwanted conditions for pumps operating in parallel
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F04D15/0016—Control, e.g. regulation, of pumps, pumping installations or systems by using valves mixing-reversing- or deviation valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0027—Varying behaviour or the very pump
    • F04D15/005—Varying behaviour or the very pump the pumps being of the circumferential flow type
    • 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
    • F04D13/12—Combinations of two or more pumps
    • F04D13/14—Combinations of two or more pumps the pumps being all of centrifugal type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP22177041.5A 2021-06-07 2022-06-02 Partie de fusion de décharge, boîtier de pompe et appareil de pompe Pending EP4102078A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021095052A JP2022187178A (ja) 2021-06-07 2021-06-07 吐出合流部、ポンプケーシング、およびポンプ装置

Publications (2)

Publication Number Publication Date
EP4102078A2 EP4102078A2 (fr) 2022-12-14
EP4102078A3 true EP4102078A3 (fr) 2023-03-08

Family

ID=81878124

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22177041.5A Pending EP4102078A3 (fr) 2021-06-07 2022-06-02 Partie de fusion de décharge, boîtier de pompe et appareil de pompe

Country Status (2)

Country Link
EP (1) EP4102078A3 (fr)
JP (1) JP2022187178A (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1563172A (en) * 1977-01-04 1980-03-19 Materiel Telephonique Pumping units particularly of centrifugal type
EP2930326A1 (fr) * 2014-04-09 2015-10-14 MAN Truck & Bus AG Collecteur de gaz d'échappement pour un moteur à combustion interne, en particulier dans des véhicules automobiles

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3142638C2 (de) 1981-10-28 1983-12-15 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Umschalteinrichtung für ein Pumpenaggregat
EP2161455B1 (fr) 2008-09-04 2018-05-30 Grundfos Management A/S Pompe double

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1563172A (en) * 1977-01-04 1980-03-19 Materiel Telephonique Pumping units particularly of centrifugal type
EP2930326A1 (fr) * 2014-04-09 2015-10-14 MAN Truck & Bus AG Collecteur de gaz d'échappement pour un moteur à combustion interne, en particulier dans des véhicules automobiles

Also Published As

Publication number Publication date
EP4102078A2 (fr) 2022-12-14
JP2022187178A (ja) 2022-12-19

Similar Documents

Publication Publication Date Title
EP3152489B1 (fr) Dispositifs venturi dotés de doubles trajets d'écoulement venturi
EP3298280B1 (fr) Compresseur à membrane comportant une chambre de forme oblongue
EP4302818A3 (fr) Cassette de pompage
EP2182190A3 (fr) Fourniture de réactif pour le traitement des gaz d'échappement de moteur
EP1849961A3 (fr) Canaux de refroidissement en serpentine avec diviseur de débit
EP2204538A3 (fr) Circuits de refroidissement de pale de turbine
EP3108786A3 (fr) Outil pour appareil de traitement de surface
CN101204814A (zh) 真空抽吸装置
EP2145846A3 (fr) Mécanisme de transfert pour une utilisation avec un système de traitement d'aliments
IL131591A0 (en) Self adaptive vacuum gripping device
EP0846873A3 (fr) Vanne de commutation pilotée.
EP1571516A3 (fr) soupape de réduction de pression
EP2107243A3 (fr) Appareil de transport de fluide à double cavité
EP2022941A3 (fr) Aube de turbine d'un moteur à turbine à gaz et procédé de refroidissement de cette aube associé
EP4284135A3 (fr) Dispositif de dissipation de chaleur
EP0819545A3 (fr) Appareil d'impression par jet d'encre
EP2050936A3 (fr) Dispositif de post-traitement
EP4102078A3 (fr) Partie de fusion de décharge, boîtier de pompe et appareil de pompe
SA520420508B1 (ar) نظام يٌستخدم بالزراعة الداخلية
CN110319303B (zh) 可降低水压频繁波动冲击力的复合压力管
CN106660089A (zh) 带材导向挡板和轧制组件
EP3557176A3 (fr) Échangeur de chaleur pour atténuer la formation de glace sur un aéronef
TW200630543A (en) A fluid transfer pump
FI3986515T3 (fi) Hengitystien annostelulaite ja -menetelmä
EP1479955A3 (fr) Collecteur avec une soupape clapet de décharge intégré

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

RIC1 Information provided on ipc code assigned before grant

Ipc: F04D 15/00 20060101AFI20230127BHEP

RAP3 Party data changed (applicant data changed or rights of an application transferred)

Owner name: EBARA CORPORATION

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20230818

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS