NL7204811A - - Google Patents

Info

Publication number
NL7204811A
NL7204811A NL7204811A NL7204811A NL7204811A NL 7204811 A NL7204811 A NL 7204811A NL 7204811 A NL7204811 A NL 7204811A NL 7204811 A NL7204811 A NL 7204811A NL 7204811 A NL7204811 A NL 7204811A
Authority
NL
Netherlands
Application number
NL7204811A
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 filed Critical
Publication of NL7204811A publication Critical patent/NL7204811A/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
    • E21B43/121—Lifting well fluids
    • E21B43/128—Adaptation of pump systems with down-hole electric drives
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
    • H02P25/16—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring
    • H02P25/30—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring the motor being controlled by a control effected upon an ac generator supplying it
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/0016—Control of angular speed of one shaft without controlling the prime mover
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/0016—Control of angular speed of one shaft without controlling the prime mover
    • H02P29/0027—Controlling a clutch between the prime mover and the load

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NL7204811A 1971-04-12 1972-04-11 NL7204811A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13294271A 1971-04-12 1971-04-12

Publications (1)

Publication Number Publication Date
NL7204811A true NL7204811A (it) 1972-10-16

Family

ID=22456285

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7204811A NL7204811A (it) 1971-04-12 1972-04-11

Country Status (7)

Country Link
US (1) US3751192A (it)
BR (1) BR7202147D0 (it)
CA (1) CA958103A (it)
DE (1) DE2217390C3 (it)
FR (1) FR2136353A5 (it)
IT (1) IT951313B (it)
NL (1) NL7204811A (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2551804B1 (fr) * 1983-09-12 1988-02-05 Inst Francais Du Petrole Dispositif utilisable notamment pour le pompage d'un fluide tres visqueux et/ou contenant une proportion notable de gaz, particulierement pour la production de petrole
US4678404A (en) * 1983-10-28 1987-07-07 Hughes Tool Company Low volume variable rpm submersible well pump
CA1273997A (en) * 1987-03-11 1990-09-11 Arthur Francis Schooley Variable speed/variable voltage generator set
DE3730671A1 (de) * 1987-09-12 1989-04-13 Ksb Ag Vorrichtung zur unterseeischen foerderung von erdoel und erdgas
US5204595A (en) * 1989-01-17 1993-04-20 Magnetek, Inc. Method and apparatus for controlling a walking beam pump
US4971522A (en) * 1989-05-11 1990-11-20 Butlin Duncan M Control system and method for AC motor driven cyclic load
US4997346A (en) * 1990-04-12 1991-03-05 Atlantic Richfield Company Well pumping systems
KR100344716B1 (ko) * 1993-09-20 2002-11-23 가부시키 가이샤 에바라 세이사꾸쇼 펌프의운전제어장치
US5535967A (en) * 1993-12-20 1996-07-16 Alliedsignal Inc. Floating speed electrically driven suction system
US6388353B1 (en) 2000-03-30 2002-05-14 Camco International, Inc. Elongated permanent magnet synchronous motor
US7717683B2 (en) * 2002-05-09 2010-05-18 Itt Manufacturing Enterprises, Inc. Self contained pump electrical equipment power supply
DE10316515B4 (de) * 2003-04-09 2005-04-28 Prec Drilling Tech Serv Group Verfahren und Vorrichtung zur Erzeugung von in einem Bohrloch übertragbaren Signalen
US11976661B2 (en) * 2011-04-19 2024-05-07 Flowserve Management Company System and method for evaluating the performance of a pump
EP2792841A1 (en) * 2013-04-18 2014-10-22 Welltec A/S Downhole tool capable of withstanding high temperatures
FR3011874B1 (fr) * 2013-10-14 2015-11-06 Total Sa Installation de production d’hydrocarbures, procede de production et procede de mise a niveau

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB265988A (en) * 1926-02-11 1927-04-21 Gen Electric Improvements in or relating to pumps for water-works or the like
US3226619A (en) * 1964-01-06 1965-12-28 Transicold Corp Generator-fed a.c. motor control with convertible-pole motor and standby source

Also Published As

Publication number Publication date
US3751192A (en) 1973-08-07
FR2136353A5 (it) 1972-12-22
BR7202147D0 (pt) 1973-05-17
CA958103A (en) 1974-11-19
DE2217390C3 (de) 1974-05-22
DE2217390A1 (de) 1972-10-19
IT951313B (it) 1973-06-30
DE2217390B2 (de) 1973-10-25

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed