DK131799B - Arrangement til lettet igangsætning og effektregulering af to-trins compound-kølemiddelkompressorer. - Google Patents

Arrangement til lettet igangsætning og effektregulering af to-trins compound-kølemiddelkompressorer.

Info

Publication number
DK131799B
DK131799B DK67273A DK67273A DK131799B DK 131799 B DK131799 B DK 131799B DK 67273 A DK67273 A DK 67273A DK 67273 A DK67273 A DK 67273A DK 131799 B DK131799 B DK 131799B
Authority
DK
Denmark
Prior art keywords
commissioning
facilitated
arrangement
power regulation
refrigerant compressors
Prior art date
Application number
DK67273A
Other languages
English (en)
Other versions
DK131799C (da
Inventor
H Felgentreger
W Mai
Original Assignee
Luft Und Keltetechnik K
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 Luft Und Keltetechnik K filed Critical Luft Und Keltetechnik K
Publication of DK131799B publication Critical patent/DK131799B/da
Application granted granted Critical
Publication of DK131799C publication Critical patent/DK131799C/da

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B25/00—Multi-stage pumps
    • F04B25/005—Multi-stage pumps with two cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
    • F04B49/24—Bypassing
    • F04B49/243—Bypassing by keeping open the inlet valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
DK67273A 1972-02-16 1973-02-08 Arrangement til lettet igangsetning og effektregulering af to-trins compound-kolemiddelkompressorer DK131799C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD16090472A DD98341A1 (da) 1972-02-16 1972-02-16

Publications (2)

Publication Number Publication Date
DK131799B true DK131799B (da) 1975-09-01
DK131799C DK131799C (da) 1976-02-09

Family

ID=5485347

Family Applications (1)

Application Number Title Priority Date Filing Date
DK67273A DK131799C (da) 1972-02-16 1973-02-08 Arrangement til lettet igangsetning og effektregulering af to-trins compound-kolemiddelkompressorer

Country Status (6)

Country Link
CS (1) CS163555B1 (da)
DD (1) DD98341A1 (da)
DE (1) DE2239788A1 (da)
DK (1) DK131799C (da)
FR (1) FR2172738A5 (da)
NL (1) NL7300277A (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD131288A1 (de) * 1977-02-28 1978-06-14 Harald Felgentraeger Steuereinrichtung zur oelrueckfuehrung an einer mehrstu

Also Published As

Publication number Publication date
CS163555B1 (da) 1975-09-15
DD98341A1 (da) 1973-06-12
FR2172738A5 (da) 1973-09-28
DE2239788A1 (de) 1973-08-23
DK131799C (da) 1976-02-09
NL7300277A (da) 1973-08-20

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