BE866762A - Appareil pour indiquer la charge d'un moteur electrique a courant alternatif - Google Patents

Appareil pour indiquer la charge d'un moteur electrique a courant alternatif

Info

Publication number
BE866762A
BE866762A BE187446A BE187446A BE866762A BE 866762 A BE866762 A BE 866762A BE 187446 A BE187446 A BE 187446A BE 187446 A BE187446 A BE 187446A BE 866762 A BE866762 A BE 866762A
Authority
BE
Belgium
Prior art keywords
indicate
load
electric motor
current electric
alternative current
Prior art date
Application number
BE187446A
Other languages
English (en)
French (fr)
Original Assignee
El Fi Innovationer A B
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 El Fi Innovationer A B filed Critical El Fi Innovationer A B
Publication of BE866762A publication Critical patent/BE866762A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
    • 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
    • H02P29/40—Regulating or controlling the amount of current drawn or delivered by the motor for controlling the mechanical load

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Multiple Motors (AREA)
BE187446A 1977-05-06 1978-05-05 Appareil pour indiquer la charge d'un moteur electrique a courant alternatif BE866762A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/794,688 US4117408A (en) 1977-05-06 1977-05-06 Apparatus for indicating the loading of an electric ac motor

Publications (1)

Publication Number Publication Date
BE866762A true BE866762A (fr) 1978-09-01

Family

ID=25163361

Family Applications (1)

Application Number Title Priority Date Filing Date
BE187446A BE866762A (fr) 1977-05-06 1978-05-05 Appareil pour indiquer la charge d'un moteur electrique a courant alternatif

Country Status (5)

Country Link
US (1) US4117408A (nl)
BE (1) BE866762A (nl)
ES (1) ES469487A1 (nl)
FR (1) FR2389898A1 (nl)
NL (1) NL7804932A (nl)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6042717B2 (ja) * 1980-04-22 1985-09-24 三菱電機株式会社 誘導電動機用電力制御装置
US4355274A (en) * 1980-09-08 1982-10-19 Bourbeau Frank J Load responsive control system for constant speed induction motor
US4482852A (en) * 1981-06-24 1984-11-13 Westinghouse Electric Corp. Motor slip controller for AC motors
US4420787A (en) * 1981-12-03 1983-12-13 Spring Valley Associates Inc. Water pump protector
US4629960A (en) * 1984-12-11 1986-12-16 Energy Motor Control, Inc. Induction motor controller
AU569646B2 (en) * 1984-12-18 1988-02-11 Toshiba, Kabushiki Kaisha Detecting critical rotation speed of an induction motor
USRE33874E (en) * 1986-05-22 1992-04-07 Franklin Electric Co., Inc. Electric motor load sensing system
US4841404A (en) * 1987-10-07 1989-06-20 Spring Valley Associates, Inc. Pump and electric motor protector
US4885655A (en) * 1987-10-07 1989-12-05 Spring Valley Associates, Inc. Water pump protector unit
US4972289A (en) * 1987-10-07 1990-11-20 Spring Valley Associates Electric motor control and protective assembly for fluid pump operation
FR2629918B1 (fr) * 1988-04-11 1990-08-17 Schlumberger Ind Sa Indicateur de la difference de phase de composantes sinusoidales de deux signaux eventuellement deformes par un filtrage non lineaire
JPH01310418A (ja) * 1988-06-08 1989-12-14 Aretsukusu Denshi Kogyo Kk 自動力率制御装置
FR2678375B1 (fr) * 1991-06-27 1997-01-24 Thomson Csf Procede et dispositif de mesure d'efforts lies au vent sur un systeme tournant.
DE4440449C2 (de) * 1994-11-14 1997-06-12 Elero Antrieb Sonnenschutz Verfahren und Vorrichtung zur Stillstandssteuerung von elektromotorisch betriebenen Rolläden oder dergleichen
DE102021200269A1 (de) * 2021-01-13 2022-07-14 Brose Fahrzeugteile Se & Co. Kommanditgesellschaft, Bamberg Verfahren zum Betrieb einer Ladeklappe eines Kraftfahrzeugs

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3465256A (en) * 1967-05-16 1969-09-02 Honeywell Inc Shaft position indicator circuit for a synchro-transmitter
US3588710A (en) * 1968-08-05 1971-06-28 Westinghouse Electric Corp Digital phase detection circuitry
US3619750A (en) * 1969-10-06 1971-11-09 Reliance Electric Co Speed compensation motor circuit utilizing real current component
US3753063A (en) * 1972-06-13 1973-08-14 Gen Electric Stabilizing means for an a-c motor drive
US3872388A (en) * 1972-08-31 1975-03-18 Bendix Corp Resolver to DC converter
US4041361A (en) * 1975-10-14 1977-08-09 General Electric Company Constant torque induction motor drive system

Also Published As

Publication number Publication date
US4117408A (en) 1978-09-26
ES469487A1 (es) 1979-03-16
FR2389898A1 (nl) 1978-12-01
NL7804932A (nl) 1978-11-08

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