FI59002C - Foerfarande och anordning foer att skydda en pumpmotor avsedd foer nedsaenkning i vaetska - Google Patents

Foerfarande och anordning foer att skydda en pumpmotor avsedd foer nedsaenkning i vaetska Download PDF

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Publication number
FI59002C
FI59002C FI3168/71A FI316871A FI59002C FI 59002 C FI59002 C FI 59002C FI 3168/71 A FI3168/71 A FI 3168/71A FI 316871 A FI316871 A FI 316871A FI 59002 C FI59002 C FI 59002C
Authority
FI
Finland
Prior art keywords
motor
circuit
liquid
switch
engine
Prior art date
Application number
FI3168/71A
Other languages
English (en)
Finnish (fi)
Other versions
FI59002B (fi
Inventor
Kai Eskola
Yrjoe Tyllinen
Original Assignee
Sarlin Ab Oy E
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 Sarlin Ab Oy E filed Critical Sarlin Ab Oy E
Priority to FI3168/71A priority Critical patent/FI59002C/fi
Priority to AT1083371A priority patent/AT312733B/de
Priority to DE2163001A priority patent/DE2163001C2/de
Priority to US00210522A priority patent/US3759634A/en
Priority to IT13100/71A priority patent/IT941629B/it
Priority to GB5942771A priority patent/GB1356648A/en
Priority to ES398189A priority patent/ES398189A1/es
Priority to CH1861071A priority patent/CH542535A/de
Priority to FR7145961A priority patent/FR2159846A5/fr
Priority to CA130,725A priority patent/CA955675A/en
Priority to BE777090A priority patent/BE777090A/xx
Priority to NLAANVRAGE7117695,A priority patent/NL176123C/xx
Application granted granted Critical
Publication of FI59002B publication Critical patent/FI59002B/fi
Publication of FI59002C publication Critical patent/FI59002C/fi

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
    • 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
    • F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
    • F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
    • H02H5/086—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays of cooling or lubricating fluids
    • 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
    • H02H7/0852—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 directly responsive to abnormal temperature by using a temperature sensor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Claims (4)

1. Förfarande för skydd av en pumpmotor (1) avsedd för nedsänkning i vätska mot otillbörlig uppvärmning, i vilket i vätskan som skall pumpas placeras minst ett vätskeständet mätande organ (2), säsom en flottör, i motorns strömkrets insätts en strömbrytare (3) pä vilken organet som mäter vätskeständet inverkar pä sä sätt att motorns strömkrets (4) bryts när vätskeytan sjunker tili ett pä förhand fastställt nedre gränsständ (5), i motorns strömkrets insätts ett överströmsskyddsorgan (6) som bryter motorns strömkrets on motorn överbelastas ooh i samband med motorn anbringas ett för värme känsligt organ (7) som bryter motorns strömkrets om motorns temperatur stiger tili ett pä förhand fastställt värde, ooh den startande strömbryta-ren (Θ) bryter dä strömkretsen (4) bryts av det läga vätskeständet eller temperaturstigningen av motorn, kännetecknat av att det värmekänsliga organet (7) sluter motorns strömkrets för sin egen del när motorns temperatur äter sjunker under ett pä förhand fastställt värde men startar inte motorn ooh att i motorns strömkrets insatta strömbrytare (0,11), pä vilken organet (9) som mäter -vätskeständet inverkar, startar motorn endast när vätskeytan har sti- I» git tili ett pä förhand fastställt övre gränsständ (10), om samtidigt motorns temperatur ligger under ett pä förhand fastställt värde.
2. Anordning för utförande av ett förfarande enligt patentkravet 1, i vilken ingär minst ett i vätskan som skall pumpas placerat, vätskeständet mätande organ (2), säsom en flottör, en i motorns (1) strömkrets (4) insatt strömbrytare (3) pä vilken det vätskeständet mätande organet inverkar pä sä sätt att motorns strömkrets bryts när vätskeytan sjunker tili ett pä förhand fastställt nedre gränsständ (5), ett i motorns strömkrets insatt överströmsskyddsorgan (6) som bryter motorns strömkrets om motorn överbelastas ooh ett i samband med motorn anbragt för värme känsligt organ (7) som bryter motorns strömkrets om motorns temperatur stiger tili ett pä förhand fastställt värde, ooh den startande strömbrytaren (8) bryter dä strömkretsen (4) bryts av det läga vätskeständet eller temperaturstigningen av motorn, k ä n n e-tecknad av att motorns (1) strömkrets (4) har formats sä att det värmekänsliga organet (7) sluter motorns strömkrets för sin egen del när motorns temperatur äter sjunker ned under ett pä förhand fastställt värde men startar inte motorn och att den i motorns strömkrets ingäende strömbrytaren (0,11), pä vilken organet (9) som mäter vätskeständet inverkar, startar motorn endast när vätskeytan har stigit tili ett pä förhand fastställt övre gränsständ (10), om
FI3168/71A 1971-11-05 1971-11-05 Foerfarande och anordning foer att skydda en pumpmotor avsedd foer nedsaenkning i vaetska FI59002C (fi)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FI3168/71A FI59002C (fi) 1971-11-05 1971-11-05 Foerfarande och anordning foer att skydda en pumpmotor avsedd foer nedsaenkning i vaetska
AT1083371A AT312733B (de) 1971-11-05 1971-12-16 Vorrichtung zum Schutze eines Tauchpumpenmotors
DE2163001A DE2163001C2 (de) 1971-11-05 1971-12-18 Schutzvorrichtung für einen Tauchpumpenmotor
IT13100/71A IT941629B (it) 1971-11-05 1971-12-21 Sistema ed apparecchiatura di protezione di motori di pompa per liquidi funzionanti anche immersi nel liquido
GB5942771A GB1356648A (en) 1971-11-05 1971-12-21 Apparatus for protecting a pump motor intended to be immersed in liquid
ES398189A ES398189A1 (es) 1971-11-05 1971-12-21 Metodo y dispositivo para proteger contra excesivo calenta-miento a un motor de bomba protectado para ser sumergido en un liquido.
US00210522A US3759634A (en) 1971-11-05 1971-12-21 Method and device for protecting a pump motor intended to be immersed in liquid
CH1861071A CH542535A (de) 1971-11-05 1971-12-21 Vorrichtung zum Schutz eines elektrischen Tauchpumpenmotors gegen übermässige Erwärmung
FR7145961A FR2159846A5 (sv) 1971-11-05 1971-12-21
CA130,725A CA955675A (en) 1971-11-05 1971-12-21 Method and device for protecting a pump motor intended to be immersed in liquid
BE777090A BE777090A (fr) 1971-11-05 1971-12-22 Systeme de protection de moteurs de pompe immerges et dispositif pour sa mise en oeuvre
NLAANVRAGE7117695,A NL176123C (nl) 1971-11-05 1971-12-22 Inrichting voor de bescherming van een tijdens bedrijf afwisselend in een te verpompen vloeistof gedompelde en daarboven uitstekende pompmotor tegen oververhitting.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI3168/71A FI59002C (fi) 1971-11-05 1971-11-05 Foerfarande och anordning foer att skydda en pumpmotor avsedd foer nedsaenkning i vaetska
FI316871 1971-11-05

Publications (2)

Publication Number Publication Date
FI59002B FI59002B (fi) 1981-01-30
FI59002C true FI59002C (fi) 1981-05-11

Family

ID=8508095

Family Applications (1)

Application Number Title Priority Date Filing Date
FI3168/71A FI59002C (fi) 1971-11-05 1971-11-05 Foerfarande och anordning foer att skydda en pumpmotor avsedd foer nedsaenkning i vaetska

Country Status (12)

Country Link
US (1) US3759634A (sv)
AT (1) AT312733B (sv)
BE (1) BE777090A (sv)
CA (1) CA955675A (sv)
CH (1) CH542535A (sv)
DE (1) DE2163001C2 (sv)
ES (1) ES398189A1 (sv)
FI (1) FI59002C (sv)
FR (1) FR2159846A5 (sv)
GB (1) GB1356648A (sv)
IT (1) IT941629B (sv)
NL (1) NL176123C (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2355842A1 (de) * 1973-11-08 1975-05-22 Guenter Reichensperger Verfahren und anordnung zur steuerung einer foerdermaschine
US4265597A (en) * 1978-08-11 1981-05-05 A.R.A. Manufacturing Co. Blower systems circuit interrupting apparatus and method
US5335577A (en) * 1993-05-13 1994-08-09 General Electric Company Method and apparatus for preventing hazardous explosion of ammonium nitrate
US7972117B1 (en) * 2005-08-08 2011-07-05 Seewater, Inc. Pump control system for submersible pumps
ITMI20061417A1 (it) * 2006-07-20 2008-01-21 Piusi Spa Dispositivo di controllo elettronico di una pompa
AU2012247078A1 (en) * 2011-12-15 2013-07-04 Sulzer Management Ag Control of a pump device
CN103306991B (zh) * 2013-06-03 2016-01-20 君禾泵业股份有限公司 潜水泵自动控制开关装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1942241A (en) * 1930-01-27 1934-01-02 Westinghouse Electric & Mfg Co Liquid level controlling means
US2589089A (en) * 1949-05-05 1952-03-11 Roy W Johnson Motor control system for fuel pumps
US2741988A (en) * 1952-03-21 1956-04-17 Jack E Butterworth Motor protective system
US2975347A (en) * 1957-05-06 1961-03-14 Edward J Schaefer Liquid level control system
US3010401A (en) * 1957-10-08 1961-11-28 W Dan Bergman Ab Device for electrically-driven liquid-cooled pump
US2946203A (en) * 1959-03-09 1960-07-26 Gen Electric Refrigerant compressor having thermal overload protector
DE1136410B (de) * 1959-11-23 1962-09-13 Licentia Gmbh Schutzeinrichtung gegen zu hohe Erwaermung fuer Elektromotoren und Geraete mit eingebautem Elektromotor
DE1989079U (de) * 1968-02-24 1968-07-11 Flygt Pumpen G M B H Von foerderfluessigkeit umspueltes elektrisches tauchmotor-pumpenaggregat mit schutzeinrichtung.
US3667022A (en) * 1970-09-02 1972-05-30 James L Quinn Control for sump pump

Also Published As

Publication number Publication date
FI59002B (fi) 1981-01-30
GB1356648A (en) 1974-06-12
FR2159846A5 (sv) 1973-06-22
BE777090A (fr) 1972-04-17
CH542535A (de) 1973-09-30
IT941629B (it) 1973-03-10
NL176123B (nl) 1984-09-17
CA955675A (en) 1974-10-01
ES398189A1 (es) 1974-09-01
DE2163001A1 (de) 1973-05-10
DE2163001C2 (de) 1982-04-08
NL176123C (nl) 1985-02-18
US3759634A (en) 1973-09-18
AT312733B (de) 1974-01-10
NL7117695A (sv) 1973-05-08

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