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BR8701584A - Sistema para a medicao do ciclo de ativacao de pulsos de frequencia variavel - Google Patents

Sistema para a medicao do ciclo de ativacao de pulsos de frequencia variavel

Info

Publication number
BR8701584A
BR8701584A BR8701584A BR8701584A BR8701584A BR 8701584 A BR8701584 A BR 8701584A BR 8701584 A BR8701584 A BR 8701584A BR 8701584 A BR8701584 A BR 8701584A BR 8701584 A BR8701584 A BR 8701584A
Authority
BR
Brazil
Prior art keywords
medication
variable frequency
activation cycle
pulse activation
pulse
Prior art date
Application number
BR8701584A
Other languages
English (en)
Inventor
Bernd Rumpf
Wolfgang Reisch
Original Assignee
Vdo Schindling
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6298089&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8701584(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Vdo Schindling filed Critical Vdo Schindling
Publication of BR8701584A publication Critical patent/BR8701584A/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D35/00—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
    • F02D35/0007—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for using electrical feedback
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/32—Controlling fuel injection of the low pressure type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2024—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit the control switching a load after time-on and time-off pulses
    • F02D2041/2027—Control of the current by pulse width modulation or duty cycle control

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manipulation Of Pulses (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
BR8701584A 1986-04-07 1987-04-06 Sistema para a medicao do ciclo de ativacao de pulsos de frequencia variavel BR8701584A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863611565 DE3611565A1 (de) 1986-04-07 1986-04-07 System zur messung des tastverhaeltnisses von impulsen veraenderlicher frequenz

Publications (1)

Publication Number Publication Date
BR8701584A true BR8701584A (pt) 1988-01-26

Family

ID=6298089

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8701584A BR8701584A (pt) 1986-04-07 1987-04-06 Sistema para a medicao do ciclo de ativacao de pulsos de frequencia variavel

Country Status (5)

Country Link
US (1) US4841451A (pt)
EP (1) EP0242446B1 (pt)
JP (1) JPS6311870A (pt)
BR (1) BR8701584A (pt)
DE (2) DE3611565A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5249132A (en) * 1990-10-31 1993-09-28 Tektronix, Inc. Digital pulse generator
US5367200A (en) * 1993-11-29 1994-11-22 Northern Telecom Limited Method and apparatus for measuring the duty cycle of a digital signal
DE4341797A1 (de) * 1993-12-08 1995-06-14 Bosch Gmbh Robert Verfahren und Vorrichtung zur Ansteuerung eines elektromagnetischen Verbrauchers
US5544065A (en) * 1994-08-09 1996-08-06 Eaton Corporation Apparatus for digitizing ac signals of unknown or changing frequency
DE4429426C2 (de) * 1994-08-19 2002-10-10 Teves Gmbh Alfred Frequenzwandler mit konstantem Übersetzungsverhältnis einer veränderbaren Eingangsfrequenz
US7068191B2 (en) 2001-08-01 2006-06-27 Ebm-Papst St.Georgen Gmbh & Co. Kg Method for determining the numerical value for the duration of a periodically repeated pulse signal, and device for carrying out said method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4200063A (en) * 1978-03-20 1980-04-29 General Motors Corporation Engine fuel injection control apparatus with simultaneous pulse width and frequency adjustment
JPS58172452A (ja) * 1982-04-02 1983-10-11 Toyota Motor Corp 電子制御式燃料噴射装置
JPS5915640A (ja) * 1982-07-16 1984-01-26 Diesel Kiki Co Ltd 燃料噴射ポンプ用タイマ装置
US4600994A (en) * 1982-10-06 1986-07-15 Takeda Riken Kogyo Kabushikikaisha Phase difference measuring apparatus

Also Published As

Publication number Publication date
JPS6311870A (ja) 1988-01-19
US4841451A (en) 1989-06-20
EP0242446A2 (de) 1987-10-28
EP0242446A3 (en) 1988-11-17
EP0242446B1 (de) 1990-03-07
DE3669348D1 (de) 1990-04-12
DE3611565A1 (de) 1987-10-08

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