DE2526852B1 - Schaltung zur erfassung der steigung einer brennspannungskurve - Google Patents

Schaltung zur erfassung der steigung einer brennspannungskurve

Info

Publication number
DE2526852B1
DE2526852B1 DE19752526852 DE2526852A DE2526852B1 DE 2526852 B1 DE2526852 B1 DE 2526852B1 DE 19752526852 DE19752526852 DE 19752526852 DE 2526852 A DE2526852 A DE 2526852A DE 2526852 B1 DE2526852 B1 DE 2526852B1
Authority
DE
Germany
Prior art keywords
circuit
integrator
output
inputs
slope
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Withdrawn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
DE19752526852
Other languages
German (de)
English (en)
Other versions
DE2526852A1 (enExample
Inventor
Michael Ing Labinsky
Michael Dipl-Ing Vetter
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.)
Siemens Corp
Original Assignee
Siemens Corp
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 Siemens Corp filed Critical Siemens Corp
Priority to DE19752526852 priority Critical patent/DE2526852B1/de
Priority to US05/694,443 priority patent/US4068165A/en
Publication of DE2526852B1 publication Critical patent/DE2526852B1/de
Publication of DE2526852A1 publication Critical patent/DE2526852A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P17/00—Testing of ignition installations, e.g. in combination with adjusting; Testing of ignition timing in compression-ignition engines
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/12—Measuring rate of change
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measurement Of Current Or Voltage (AREA)
DE19752526852 1975-06-16 1975-06-16 Schaltung zur erfassung der steigung einer brennspannungskurve Withdrawn DE2526852B1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19752526852 DE2526852B1 (de) 1975-06-16 1975-06-16 Schaltung zur erfassung der steigung einer brennspannungskurve
US05/694,443 US4068165A (en) 1975-06-16 1976-06-09 Circuit for determining the slope of a signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752526852 DE2526852B1 (de) 1975-06-16 1975-06-16 Schaltung zur erfassung der steigung einer brennspannungskurve

Publications (2)

Publication Number Publication Date
DE2526852B1 true DE2526852B1 (de) 1976-11-18
DE2526852A1 DE2526852A1 (enExample) 1976-11-18

Family

ID=5949229

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752526852 Withdrawn DE2526852B1 (de) 1975-06-16 1975-06-16 Schaltung zur erfassung der steigung einer brennspannungskurve

Country Status (2)

Country Link
US (1) US4068165A (enExample)
DE (1) DE2526852B1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2538557A1 (fr) * 1982-12-22 1984-06-29 Elf Aquitaine Dispositif de detection du changement de pente d'une tension variable

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274056A (en) * 1978-11-08 1981-06-16 Sundstrand Data Control, Inc. Charge amplifier with minimum offset voltage
US4377785A (en) * 1979-07-06 1983-03-22 Nippon Soken, Inc. Device for diagnosing ignition system for use in internal combustion engine
US4543827A (en) * 1982-07-12 1985-10-01 Sumitomo Rubber Industries Method for measuring physical properties of material
US4789950A (en) * 1986-09-11 1988-12-06 Tektronix, Inc. Pre-interpolation adaptive filter
US4929886A (en) * 1989-07-26 1990-05-29 Hanwa Electronic Co., Ltd. Apparatus for detecting noise in the measurement of very small resistance
US5208540A (en) * 1992-02-28 1993-05-04 Coltec Industries Inc. Ignition performance monitor and monitoring method for capacitive discharge ignition systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3322968A (en) * 1964-03-12 1967-05-30 Avco Corp Noise blanker circuit comprising oppositely wound secondary windings
US3544895A (en) * 1968-01-10 1970-12-01 Weston Instruments Inc Noise rejecting digital voltmeter
US3883863A (en) * 1973-10-02 1975-05-13 Westinghouse Electric Corp Integrating analog to digital converter with variable time base
US3906342A (en) * 1974-04-25 1975-09-16 Whirlpool Co Fault detector for igniter testing using high frequency noise
US3984768A (en) * 1975-06-11 1976-10-05 Champion Spark Plug Company Apparatus for high voltage resistance measurement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2538557A1 (fr) * 1982-12-22 1984-06-29 Elf Aquitaine Dispositif de detection du changement de pente d'une tension variable

Also Published As

Publication number Publication date
DE2526852A1 (enExample) 1976-11-18
US4068165A (en) 1978-01-10

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee