[go: up one dir, main page]

CA1268215A - Analogue, bipolar, passive multiplier - Google Patents

Analogue, bipolar, passive multiplier

Info

Publication number
CA1268215A
CA1268215A CA000537965A CA537965A CA1268215A CA 1268215 A CA1268215 A CA 1268215A CA 000537965 A CA000537965 A CA 000537965A CA 537965 A CA537965 A CA 537965A CA 1268215 A CA1268215 A CA 1268215A
Authority
CA
Canada
Prior art keywords
voltage
multiplier
resistor
input
current
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
CA000537965A
Other languages
English (en)
French (fr)
Inventor
Hans Olai Morenskog
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1268215A publication Critical patent/CA1268215A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
    • G06G7/164—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division using means for evaluating powers, e.g. quarter square multiplier

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Control Of Eletrric Generators (AREA)
  • Electroluminescent Light Sources (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
CA000537965A 1986-05-27 1987-05-26 Analogue, bipolar, passive multiplier Expired CA1268215A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO862090 1986-05-27
NO862090A NO158765C (no) 1986-05-27 1986-05-27 Analog, bipolar passiv multiplikator.

Publications (1)

Publication Number Publication Date
CA1268215A true CA1268215A (en) 1990-04-24

Family

ID=19888940

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000537965A Expired CA1268215A (en) 1986-05-27 1987-05-26 Analogue, bipolar, passive multiplier

Country Status (5)

Country Link
CA (1) CA1268215A (sv)
DK (1) DK270587A (sv)
GB (1) GB2191027B (sv)
NO (1) NO158765C (sv)
SE (1) SE464433B (sv)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB612333A (en) * 1946-04-05 1948-11-11 British Thomson Houston Co Ltd Improvements in measuring circuits for a.c. voltages

Also Published As

Publication number Publication date
SE8702189L (sv) 1988-03-11
SE8702189D0 (sv) 1987-05-25
GB2191027B (en) 1990-02-28
SE464433B (sv) 1991-04-22
NO862090L (no) 1987-11-30
NO158765C (no) 1988-10-26
NO158765B (no) 1988-07-18
DK270587A (da) 1987-11-28
GB2191027A (en) 1987-12-02
GB8712351D0 (en) 1987-07-01
DK270587D0 (da) 1987-05-26

Similar Documents

Publication Publication Date Title
US3486115A (en) Means for measuring the power in an electrical circuit
US4495463A (en) Electronic watt and/or watthour measuring circuit having active load terminated current sensor for sensing current and providing automatic zero-offset of current sensor DC offset error potentials
DK168719B1 (da) Kredsløb til detektering af asymmetri i magnetiseringsstrømmen i en magnetisk modulator samt anvendelse af dette kredsløb i et målekredsløb
JPS627981B2 (sv)
US4719557A (en) Apparatus for generating a symmetrical three-phase voltage system with a neutral wire capable of carrying current
US3959724A (en) Electronic wattmeter
US3281689A (en) R. m. s. meter circuit using linear resistors and voltage biased diodes to approximate the square law characteristic
US4749941A (en) Circuit arrangement for a meter for measuring two electrical quantities
US4591810A (en) Pulse width modulator for electronic watthour metering
US3743949A (en) Rms sensing apparatus
CA1268215A (en) Analogue, bipolar, passive multiplier
US4451784A (en) Electronic watt transducer circuit with constant DC current output proportional to watts
US4150412A (en) Filter excitation circuitry
JPH0130111B2 (sv)
US3350623A (en) Linear rectifier circuit
US3088066A (en) Electric rectifying and filtering system
US4731576A (en) Alternating current watt transducer
SU1308949A1 (ru) Устройство дл контрол чередовани фаз
US3641420A (en) Harmonic-insensitive ac-to-dc converter
SU1397846A1 (ru) Измерительный преобразователь мощности трехфазных электрических цепей
SU1177769A1 (ru) Преобразователь параметров трехэлементных нерезонансных двухполюсников
RU2161314C1 (ru) Частотно-независимый многоплечий трансформаторный мост переменного тока для измерения параметров трехэлементных параллельно-последовательных rc-двухполюсников
SU855970A1 (ru) Устройство формировани пилообразного напр жени
RU2054677C1 (ru) Счетчик электроэнергии
SU815666A1 (ru) Устройство дл измерени частотыСиНуСОидАльНОгО НАпР жЕНи

Legal Events

Date Code Title Description
MKLA Lapsed