FR2841663B1 - Procede de detection du niveau bas d'un produit pateux dans une tremie d'un dispositif de pompage, et dispositif d'alimentation agence pour sa mise en oeuvre - Google Patents

Procede de detection du niveau bas d'un produit pateux dans une tremie d'un dispositif de pompage, et dispositif d'alimentation agence pour sa mise en oeuvre

Info

Publication number
FR2841663B1
FR2841663B1 FR0208007A FR0208007A FR2841663B1 FR 2841663 B1 FR2841663 B1 FR 2841663B1 FR 0208007 A FR0208007 A FR 0208007A FR 0208007 A FR0208007 A FR 0208007A FR 2841663 B1 FR2841663 B1 FR 2841663B1
Authority
FR
France
Prior art keywords
hopper
implementing
detecting
low level
pasty product
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 - Fee Related
Application number
FR0208007A
Other languages
English (en)
Other versions
FR2841663A1 (fr
Inventor
Michel Vullin
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.)
PCM Technologies SAS
Original Assignee
PCM 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 PCM Pompes filed Critical PCM Pompes
Priority to FR0208007A priority Critical patent/FR2841663B1/fr
Publication of FR2841663A1 publication Critical patent/FR2841663A1/fr
Application granted granted Critical
Publication of FR2841663B1 publication Critical patent/FR2841663B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
    • F04C11/005—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of dissimilar working principle
    • F04C11/006—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of dissimilar working principle having complementary function
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C13/00—Adaptations of machines or pumps for special use, e.g. for extremely high pressures
    • F04C13/001—Pumps for particular liquids
    • F04C13/002—Pumps for particular liquids for homogeneous viscous liquids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/107—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth
    • F04C2/1071—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type
    • F04C2/1073—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type where one member is stationary while the other member rotates and orbits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
FR0208007A 2002-06-27 2002-06-27 Procede de detection du niveau bas d'un produit pateux dans une tremie d'un dispositif de pompage, et dispositif d'alimentation agence pour sa mise en oeuvre Expired - Fee Related FR2841663B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0208007A FR2841663B1 (fr) 2002-06-27 2002-06-27 Procede de detection du niveau bas d'un produit pateux dans une tremie d'un dispositif de pompage, et dispositif d'alimentation agence pour sa mise en oeuvre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0208007A FR2841663B1 (fr) 2002-06-27 2002-06-27 Procede de detection du niveau bas d'un produit pateux dans une tremie d'un dispositif de pompage, et dispositif d'alimentation agence pour sa mise en oeuvre

Publications (2)

Publication Number Publication Date
FR2841663A1 FR2841663A1 (fr) 2004-01-02
FR2841663B1 true FR2841663B1 (fr) 2004-09-10

Family

ID=29724939

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0208007A Expired - Fee Related FR2841663B1 (fr) 2002-06-27 2002-06-27 Procede de detection du niveau bas d'un produit pateux dans une tremie d'un dispositif de pompage, et dispositif d'alimentation agence pour sa mise en oeuvre

Country Status (1)

Country Link
FR (1) FR2841663B1 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1089263A (ja) * 1996-09-20 1998-04-07 Heishin Sobi Kk 物品移送装置
DE19913530A1 (de) * 1999-03-25 2000-09-28 Ksb Ag Niveauabhängige Steuerung von Pumpen

Also Published As

Publication number Publication date
FR2841663A1 (fr) 2004-01-02

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Legal Events

Date Code Title Description
CA Change of address

Effective date: 20150325

CD Change of name or company name

Owner name: PCM TECHNOLOGIES, FR

Effective date: 20150325

TP Transmission of property

Owner name: PCM TECHNOLOGIES, FR

Effective date: 20150325

PLFP Fee payment

Year of fee payment: 14

PLFP Fee payment

Year of fee payment: 15

ST Notification of lapse

Effective date: 20180228