FR2410154A1 - Dispositif protecteur de pompes - Google Patents

Dispositif protecteur de pompes

Info

Publication number
FR2410154A1
FR2410154A1 FR7827346A FR7827346A FR2410154A1 FR 2410154 A1 FR2410154 A1 FR 2410154A1 FR 7827346 A FR7827346 A FR 7827346A FR 7827346 A FR7827346 A FR 7827346A FR 2410154 A1 FR2410154 A1 FR 2410154A1
Authority
FR
France
Prior art keywords
stage
differentiation
protection device
switching stage
pump protection
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.)
Withdrawn
Application number
FR7827346A
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.)
Klein Schanzlin and Becker AG
Original Assignee
Klein Schanzlin and Becker AG
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 Klein Schanzlin and Becker AG filed Critical Klein Schanzlin and Becker AG
Publication of FR2410154A1 publication Critical patent/FR2410154A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
    • H02H7/0854—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load responsive to rate of change of current, couple or speed, e.g. anti-kickback protection
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/44—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to the rate of change of electrical quantities

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Control Of Electric Motors In General (AREA)
  • Protection Of Generators And Motors (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)

Abstract

L'INVENTION CONCERNE UN DISPOSITIF DE PROTECTION ELECTRIQUE RENDANT IMPOSSIBLE DES ETATS DE FONCTIONNEMENT NON PERMIS POUR DES POMPES A COMMANDE ELECTROMOTRICE ET DEBRANCHANT EVENTUELLEMENT LA POMPE. CE DISPOSITIF EST CONSTITUE PAR UN ETAGE DE DIFFERENTIATION 1 ET UN ETAGE DE COMMUTATION 2, L'ETAGE DE DIFFERENTIATION 1 ETANT RELIE AU COURANT DE COMMANDE ET DELIVRANT EN TANT QUE GRANDEUR DE SORTIE UNE TENSION PROPORTIONNELLE A LA DERIVEE DU COURANT EFFECTIF PAR RAPPORT AU TEMPS, CETTE TENSION ETANT APPLIQUEE A L'ETAGE DE COMMUTATION 2 ET FAISANT EMETTRE A L'ETAGE DE COMMUTATION 2 UN SIGNAL POUR DES VALEURS DETERMINEES.
FR7827346A 1977-11-23 1978-09-25 Dispositif protecteur de pompes Withdrawn FR2410154A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2752249A DE2752249B2 (de) 1977-11-23 1977-11-23 Schutzeinrichtung für Pumpen

Publications (1)

Publication Number Publication Date
FR2410154A1 true FR2410154A1 (fr) 1979-06-22

Family

ID=6024413

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7827346A Withdrawn FR2410154A1 (fr) 1977-11-23 1978-09-25 Dispositif protecteur de pompes

Country Status (5)

Country Link
JP (1) JPS5473301A (fr)
DE (1) DE2752249B2 (fr)
FR (1) FR2410154A1 (fr)
GB (1) GB2008873A (fr)
IT (1) IT7828209A0 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2516316A1 (fr) * 1981-11-10 1983-05-13 Alsthom Atlantique Dispositif de commande d'un disjoncteur electromecanique de moteur de traction de materiel de transport
EP0331659A1 (fr) * 1988-03-04 1989-09-06 ITT Flygt Aktiebolag Méthode de commande d'arrêts d'un moteur d'entraînement, actionné par intervalles
EP0412056A1 (fr) * 1989-08-03 1991-02-06 Küpfer, Ewald Circuit électronique de sécurité
WO1998000643A1 (fr) * 1996-07-02 1998-01-08 Shurflo Pump Manufacturing Co. Pompe d'assechement
US7748965B2 (en) 2005-10-17 2010-07-06 Itt Manufacturing Enterprises, Inc. Livewell/baitwell pump featuring rotating transom pickup tube

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4232578C2 (de) * 1992-09-23 1996-05-30 Microtec Feinmechanik Gmbh Anordnung zur Abschaltung eines Elektroantriebes
DE4426961A1 (de) * 1993-06-19 1996-02-01 Teves Gmbh Alfred Überlastschutz für einen Elektromotor
GB2324743B (en) * 1994-03-22 1998-12-16 Murray Buchart Innovations Lim Filter
DE10024953A1 (de) * 2000-05-22 2001-11-29 Richter Chemie Tech Itt Gmbh Kreiselpumpe mit Magnetkupplung
US6715994B2 (en) 2001-11-12 2004-04-06 Shurflo Pump Manufacturing Co., Inc. Bilge pump
GB0206110D0 (en) * 2002-03-15 2002-04-24 Salamander Pumped Shower Syste Hydraulic pump
CN111902634B (zh) 2018-02-05 2022-06-14 富兰克林电气有限公司 泵-电机组件的故障保护

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2516316A1 (fr) * 1981-11-10 1983-05-13 Alsthom Atlantique Dispositif de commande d'un disjoncteur electromecanique de moteur de traction de materiel de transport
EP0331659A1 (fr) * 1988-03-04 1989-09-06 ITT Flygt Aktiebolag Méthode de commande d'arrêts d'un moteur d'entraînement, actionné par intervalles
EP0412056A1 (fr) * 1989-08-03 1991-02-06 Küpfer, Ewald Circuit électronique de sécurité
WO1998000643A1 (fr) * 1996-07-02 1998-01-08 Shurflo Pump Manufacturing Co. Pompe d'assechement
US5833437A (en) * 1996-07-02 1998-11-10 Shurflo Pump Manufacturing Co. Bilge pump
US7748965B2 (en) 2005-10-17 2010-07-06 Itt Manufacturing Enterprises, Inc. Livewell/baitwell pump featuring rotating transom pickup tube

Also Published As

Publication number Publication date
DE2752249A1 (de) 1979-05-31
GB2008873A (en) 1979-06-06
JPS5473301A (en) 1979-06-12
IT7828209A0 (it) 1978-09-28
DE2752249B2 (de) 1979-09-27

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Legal Events

Date Code Title Description
ST Notification of lapse