GB1563172A - Pumping units particularly of centrifugal type - Google Patents

Pumping units particularly of centrifugal type Download PDF

Info

Publication number
GB1563172A
GB1563172A GB106/78A GB10678A GB1563172A GB 1563172 A GB1563172 A GB 1563172A GB 106/78 A GB106/78 A GB 106/78A GB 10678 A GB10678 A GB 10678A GB 1563172 A GB1563172 A GB 1563172A
Authority
GB
United Kingdom
Prior art keywords
pumps
valve
pumping unit
outlet
pump
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
Application number
GB106/78A
Other languages
English (en)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Publication of GB1563172A publication Critical patent/GB1563172A/en
Expired 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
GB106/78A 1977-01-04 1978-01-03 Pumping units particularly of centrifugal type Expired GB1563172A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7700058A FR2376309A1 (fr) 1977-01-04 1977-01-04 Dispositif pour regler le passage et le debit d'un flux hydraulique, son procede de montage dans une pompe de circulation de type jumele

Publications (1)

Publication Number Publication Date
GB1563172A true GB1563172A (en) 1980-03-19

Family

ID=9185102

Family Applications (1)

Application Number Title Priority Date Filing Date
GB106/78A Expired GB1563172A (en) 1977-01-04 1978-01-03 Pumping units particularly of centrifugal type

Country Status (10)

Country Link
BE (1) BE862633A (US20100012521A1-20100121-C00001.png)
CA (1) CA1072398A (US20100012521A1-20100121-C00001.png)
CH (1) CH622895A5 (US20100012521A1-20100121-C00001.png)
DE (1) DE2800325A1 (US20100012521A1-20100121-C00001.png)
DK (1) DK146663C (US20100012521A1-20100121-C00001.png)
ES (1) ES465680A1 (US20100012521A1-20100121-C00001.png)
FR (1) FR2376309A1 (US20100012521A1-20100121-C00001.png)
GB (1) GB1563172A (US20100012521A1-20100121-C00001.png)
IT (1) IT1158420B (US20100012521A1-20100121-C00001.png)
SE (1) SE438531B (US20100012521A1-20100121-C00001.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235016A (en) * 1989-08-04 1991-02-20 Nuaire Ltd Twin centrifugal fan units
CN110177949A (zh) * 2017-01-27 2019-08-27 塞阿姆斯特朗有限公司 双体可变占空比性能优化泵单元
EP4102078A3 (en) * 2021-06-07 2023-03-08 Ebara Corporation Discharge merging portion, pump casing, and pump apparatus

Families Citing this family (3)

* 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
DE4403697A1 (de) * 1994-02-07 1995-08-10 Wilo Gmbh Doppelpumpe
DE10012153B4 (de) * 2000-03-13 2008-10-23 Basf Se Verfahren und Vorrichtung zum Spülen eines Förderaggregates für Reaktionsgemische

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2075830A5 (US20100012521A1-20100121-C00001.png) * 1970-01-21 1971-10-08 Radighieri Rino
FR2105733A5 (US20100012521A1-20100121-C00001.png) * 1970-09-18 1972-04-28 Materiel Telephonique

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235016A (en) * 1989-08-04 1991-02-20 Nuaire Ltd Twin centrifugal fan units
CN110177949A (zh) * 2017-01-27 2019-08-27 塞阿姆斯特朗有限公司 双体可变占空比性能优化泵单元
EP3574218A4 (en) * 2017-01-27 2021-01-20 S. A. Armstrong Limited DUAL BODY VARIABLE SERVICE PERFORMANCE OPTIMIZATION PUMP ASSEMBLY
US11732719B2 (en) 2017-01-27 2023-08-22 S.A. Armstrong Limited Dual body variable duty performance optimizing pump unit
US11965512B2 (en) 2017-01-27 2024-04-23 S.A. Armstrong Limited Dual body variable duty performance optimizing pump unit
EP4102078A3 (en) * 2021-06-07 2023-03-08 Ebara Corporation Discharge merging portion, pump casing, and pump apparatus

Also Published As

Publication number Publication date
DK146663C (da) 1984-05-07
DE2800325A1 (de) 1978-07-13
CH622895A5 (en) 1981-04-30
CA1072398A (fr) 1980-02-26
ES465680A1 (es) 1978-10-01
FR2376309B1 (US20100012521A1-20100121-C00001.png) 1981-07-24
IT7819005A0 (it) 1978-01-03
DK1878A (da) 1978-07-05
FR2376309A1 (fr) 1978-07-28
SE7800034L (sv) 1978-07-05
SE438531B (sv) 1985-04-22
DK146663B (da) 1983-11-28
BE862633A (fr) 1978-05-02
IT1158420B (it) 1987-02-18
DE2800325C2 (US20100012521A1-20100121-C00001.png) 1987-10-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee
PCPE Delete 'patent ceased' from journal

Free format text: 5137,PAGE 2007

PCNP Patent ceased through non-payment of renewal fee