GB1049802A - Circuit for obtaining the ratio of two input quantities - Google Patents

Circuit for obtaining the ratio of two input quantities

Info

Publication number
GB1049802A
GB1049802A GB9378/64A GB937864A GB1049802A GB 1049802 A GB1049802 A GB 1049802A GB 9378/64 A GB9378/64 A GB 9378/64A GB 937864 A GB937864 A GB 937864A GB 1049802 A GB1049802 A GB 1049802A
Authority
GB
United Kingdom
Prior art keywords
capacitor
speed
dependent
generator
shaft
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.)
Expired
Application number
GB9378/64A
Other languages
English (en)
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.)
Monsanto Co
Original Assignee
Monsanto Co
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
Priority claimed from US266544A external-priority patent/US3343086A/en
Application filed by Monsanto Co filed Critical Monsanto Co
Publication of GB1049802A publication Critical patent/GB1049802A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor for multiplication or division
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor for multiplication or division
    • G06G7/161—Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor for multiplication or division with pulse modulation, e.g. modulation of amplitude, width, frequency, phase or form
    • 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
    • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
    • H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
    • H02P5/50—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing electrical values representing the speeds

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
GB9378/64A 1963-03-20 1964-03-05 Circuit for obtaining the ratio of two input quantities Expired GB1049802A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US266544A US3343086A (en) 1963-03-20 1963-03-20 Capacitive signal comparison circuit
US284866A US3354390A (en) 1963-03-20 1963-06-03 Signal comparator using capacitor charge and discharge rates

Publications (1)

Publication Number Publication Date
GB1049802A true GB1049802A (en) 1966-11-30

Family

ID=26951913

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9378/64A Expired GB1049802A (en) 1963-03-20 1964-03-05 Circuit for obtaining the ratio of two input quantities

Country Status (10)

Country Link
US (1) US3354390A (enExample)
AT (1) AT251321B (enExample)
BE (1) BE645303A (enExample)
CH (1) CH429247A (enExample)
DE (1) DE1448891A1 (enExample)
ES (1) ES297759A1 (enExample)
GB (1) GB1049802A (enExample)
LU (1) LU45684A1 (enExample)
NL (2) NL6403010A (enExample)
SE (1) SE304702B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3441825A (en) * 1965-11-29 1969-04-29 Gen Electric Selected gain control system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2977536A (en) * 1958-04-28 1961-03-28 Baird Atomic Inc Measuring apparatus for counting rate ratios
US2999968A (en) * 1959-10-19 1961-09-12 Sperry Rand Corp Ford Instr Co Switching circuit for nonlinear servo integral compensation

Also Published As

Publication number Publication date
DE1448891A1 (de) 1969-11-20
ES297759A1 (es) 1964-09-01
SE304702B (enExample) 1968-09-30
LU45684A1 (enExample) 1964-09-17
US3354390A (en) 1967-11-21
NL122787C (enExample)
BE645303A (enExample) 1964-09-17
AT251321B (de) 1966-12-27
CH429247A (de) 1967-01-31
NL6403010A (enExample) 1964-09-21

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