CA1037122A - Instrument de mesure du courant - Google Patents

Instrument de mesure du courant

Info

Publication number: CA1037122A
Authority: CA; Canada
Prior art keywords: windings; conductor; transistors; leg; measuring device
Prior art date: 1974-09-26
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

CA236,365A

Other languages

English (en)

Other versions

CA236365S (en

Inventor

David I. Spalding

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.)

Applied Power Australia Ltd

Original Assignee

Applied Power Australia Ltd

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.)

1974-09-26

Filing date

1975-09-25

Publication date

1978-08-22

1975-09-25 Application filed by Applied Power Australia Ltd filed Critical Applied Power Australia Ltd

1978-08-22 Application granted granted Critical

1978-08-22 Publication of CA1037122A publication Critical patent/CA1037122A/fr

Status Expired legal-status Critical Current

Links

239000004020 conductor Substances 0.000 claims abstract description 38
238000004804 winding Methods 0.000 claims abstract description 26
238000003780 insertion Methods 0.000 claims abstract description 6
230000037431 insertion Effects 0.000 claims abstract description 6
230000008878 coupling Effects 0.000 claims abstract description 5
238000010168 coupling process Methods 0.000 claims abstract description 5
238000005859 coupling reaction Methods 0.000 claims abstract description 5
230000001939 inductive effect Effects 0.000 claims abstract description 5
239000000696 magnetic material Substances 0.000 claims abstract description 5
230000004907 flux Effects 0.000 claims description 13
230000005291 magnetic effect Effects 0.000 claims description 6
230000000694 effects Effects 0.000 claims description 4
238000009877 rendering Methods 0.000 claims 1
230000005294 ferromagnetic effect Effects 0.000 description 5
238000012360 testing method Methods 0.000 description 4
238000005259 measurement Methods 0.000 description 3
229920006395 saturated elastomer Polymers 0.000 description 3
238000009738 saturating Methods 0.000 description 3
230000005540 biological transmission Effects 0.000 description 2
230000006698 induction Effects 0.000 description 2
239000003990 capacitor Substances 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
230000000295 complement effect Effects 0.000 description 1
238000010276 construction Methods 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
230000005284 excitation Effects 0.000 description 1
239000000463 material Substances 0.000 description 1
230000013011 mating Effects 0.000 description 1
230000010355 oscillation Effects 0.000 description 1
239000000523 sample Substances 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
230000001052 transient effect Effects 0.000 description 1
229910000859 α-Fe Inorganic materials 0.000 description 1

Classifications

- 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
- G01R19/18—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of DC into AC, e.g. with choppers
- G01R19/20—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of DC into AC, e.g. with choppers using transductors, i.e. a magnetic core transducer the saturation of which is cyclically reversed by an AC source on the secondary side

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Measurement Of Current Or Voltage (AREA)

CA236,365A 1974-09-26 1975-09-25 Instrument de mesure du courant Expired CA1037122A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AUPB903474		1974-09-26

Publications (1)

Publication Number	Publication Date
CA1037122A true CA1037122A (fr)	1978-08-22

Family

ID=3766011

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA236,365A Expired CA1037122A (fr)	1974-09-26	1975-09-25	Instrument de mesure du courant

Country Status (3)

Country	Link
AU (1)	AU8513375A (fr)
CA (1)	CA1037122A (fr)
GB (1)	GB1481263A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB8603781D0 (en) *	1986-02-15	1986-03-19	Pilkington Brothers Plc	Current probe
DE102012021364A1 (de) *	2012-11-02	2014-05-08	SIEVA d.o.o. - poslovna enota Idrija	Gerät zur isolierten Messung von Strom und Verfahren zur isolierten Ermittlung von Strom

1974
- 1974-09-26 AU AU85133/75A patent/AU8513375A/en not_active Expired
1975
- 1975-09-25 GB GB3934075A patent/GB1481263A/en not_active Expired
- 1975-09-25 CA CA236,365A patent/CA1037122A/fr not_active Expired

Also Published As

Publication number	Publication date
AU8513375A (en)	1977-03-31
GB1481263A (en)	1977-07-27

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