IT1080741B - REGULATOR AND PROGRAMMER TO CONTROL ELECTRIC UNITS IN FUNCTION OF TWO LIMIT VALUES WITH THE DESIRED SWITCHING BETWEEN THEM AND WITHOUT DELAYS - Google Patents

REGULATOR AND PROGRAMMER TO CONTROL ELECTRIC UNITS IN FUNCTION OF TWO LIMIT VALUES WITH THE DESIRED SWITCHING BETWEEN THEM AND WITHOUT DELAYS

Info

Publication number
IT1080741B
IT1080741B IT1258176A IT1258176A IT1080741B IT 1080741 B IT1080741 B IT 1080741B IT 1258176 A IT1258176 A IT 1258176A IT 1258176 A IT1258176 A IT 1258176A IT 1080741 B IT1080741 B IT 1080741B
Authority
IT
Italy
Prior art keywords
programmer
delays
regulator
function
limit values
Prior art date
Application number
IT1258176A
Other languages
Italian (it)
Original Assignee
Guinard Pompes
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 Guinard Pompes filed Critical Guinard Pompes
Application granted granted Critical
Publication of IT1080741B publication Critical patent/IT1080741B/en

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Motor And Converter Starters (AREA)
  • Basic Packing Technique (AREA)
IT1258176A 1975-04-15 1976-04-13 REGULATOR AND PROGRAMMER TO CONTROL ELECTRIC UNITS IN FUNCTION OF TWO LIMIT VALUES WITH THE DESIRED SWITCHING BETWEEN THEM AND WITHOUT DELAYS IT1080741B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7511625A FR2307993A1 (en) 1975-04-15 1975-04-15 INSTALLATION OF A BOOSTER, ESPECIALLY FOR THE DISTRIBUTION OF WATER IN BUILDINGS

Publications (1)

Publication Number Publication Date
IT1080741B true IT1080741B (en) 1985-05-16

Family

ID=9153927

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1258176A IT1080741B (en) 1975-04-15 1976-04-13 REGULATOR AND PROGRAMMER TO CONTROL ELECTRIC UNITS IN FUNCTION OF TWO LIMIT VALUES WITH THE DESIRED SWITCHING BETWEEN THEM AND WITHOUT DELAYS

Country Status (5)

Country Link
DE (1) DE2616549C3 (en)
ES (1) ES446960A1 (en)
FR (1) FR2307993A1 (en)
GB (1) GB1522892A (en)
IT (1) IT1080741B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2353730A1 (en) * 1976-04-09 1977-12-30 Pumpex Production Ab Hydrodynamic pumping set control system - gives continuously variable output dependent on value detected by feeler
DE102010055841A1 (en) * 2010-12-23 2012-06-28 Wilo Se Method for operating a double pump or multi-pump unit
US8302625B1 (en) * 2011-06-23 2012-11-06 General Electric Company Validation of working fluid parameter indicator sensitivity in system with centrifugal machines
CN114411882B (en) * 2022-02-10 2024-03-26 中国电建集团贵阳勘测设计研究院有限公司 Pump station arrangement structure based on small flow and large lift amplitude

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2165138A5 (en) * 1971-12-20 1973-08-03 Laks Maurice

Also Published As

Publication number Publication date
DE2616549B2 (en) 1977-12-08
DE2616549A1 (en) 1976-10-21
FR2307993A1 (en) 1976-11-12
GB1522892A (en) 1978-08-31
FR2307993B1 (en) 1978-09-01
DE2616549C3 (en) 1978-08-03
ES446960A1 (en) 1977-06-01

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