CA2082112C - Dispositif a rapport d'intensite et noyau torique connexe - Google Patents

Dispositif a rapport d'intensite et noyau torique connexe

Info

Publication number: CA2082112C
Authority: CA; Canada
Prior art keywords: core; winding; current; assembly; pair
Prior art date: 1992-11-04
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 - Lifetime

Application number

CA 2082112

Other languages

English (en)

Other versions

CA2082112A1 (fr

Inventor

Eddy So

Shiyan Ren

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

National Research Council of Canada

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.)

1992-11-04

Filing date

1992-11-04

Publication date

1996-12-03

1992-11-04 Application filed by National Research Council of Canada filed Critical National Research Council of Canada

1992-11-04 Priority to CA 2082112 priority Critical patent/CA2082112C/fr

1994-05-05 Publication of CA2082112A1 publication Critical patent/CA2082112A1/fr

1996-12-03 Application granted granted Critical

1996-12-03 Publication of CA2082112C publication Critical patent/CA2082112C/fr

2012-11-04 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000004804 winding Methods 0.000 claims abstract description 179
238000000429 assembly Methods 0.000 claims abstract description 19
239000000203 mixture Substances 0.000 claims abstract description 5
230000005291 magnetic effect Effects 0.000 claims description 18
230000002093 peripheral effect Effects 0.000 claims description 9
238000005259 measurement Methods 0.000 abstract description 6
238000000926 separation method Methods 0.000 abstract 1
230000001419 dependent effect Effects 0.000 description 20
230000035699 permeability Effects 0.000 description 5
239000003990 capacitor Substances 0.000 description 3
238000010586 diagram Methods 0.000 description 3
238000009413 insulation Methods 0.000 description 3
238000000034 method Methods 0.000 description 3
239000004593 Epoxy Substances 0.000 description 2
238000010276 construction Methods 0.000 description 2
239000012634 fragment Substances 0.000 description 2
239000000463 material Substances 0.000 description 2
230000004048 modification Effects 0.000 description 2
238000012986 modification Methods 0.000 description 2
101100457021 Caenorhabditis elegans mag-1 gene Proteins 0.000 description 1
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
101100067996 Mus musculus Gbp1 gene Proteins 0.000 description 1
230000008901 benefit Effects 0.000 description 1
239000002131 composite material Substances 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
230000008878 coupling Effects 0.000 description 1
238000010168 coupling process Methods 0.000 description 1
238000005859 coupling reaction Methods 0.000 description 1
230000002950 deficient Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000004907 flux Effects 0.000 description 1
239000006390 lc 2 Substances 0.000 description 1
230000013011 mating Effects 0.000 description 1
QEVHRUUCFGRFIF-MDEJGZGSSA-N reserpine Chemical compound O([C@H]1[C@@H]([C@H]([C@H]2C[C@@H]3C4=C(C5=CC=C(OC)C=C5N4)CCN3C[C@H]2C1)C(=O)OC)OC)C(=O)C1=CC(OC)=C(OC)C(OC)=C1 QEVHRUUCFGRFIF-MDEJGZGSSA-N 0.000 description 1
229910000815 supermalloy Inorganic materials 0.000 description 1
239000011800 void material Substances 0.000 description 1

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase AC
- H01F38/28—Current transformers
- H01F38/32—Circuit arrangements
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
- G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core
- G01R15/185—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core with compensation or feedback windings or interacting coils, e.g. 0-flux sensors
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
- G01R15/186—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using current transformers with a core consisting of two or more parts, e.g. clamp-on type
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase AC
- H01F38/28—Current transformers
- H01F38/30—Constructions

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Transformers For Measuring Instruments (AREA)
Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)

CA 2082112 1992-11-04 1992-11-04 Dispositif a rapport d'intensite et noyau torique connexe Expired - Lifetime CA2082112C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA 2082112 CA2082112C (fr)	1992-11-04	1992-11-04	Dispositif a rapport d'intensite et noyau torique connexe

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA 2082112 CA2082112C (fr)	1992-11-04	1992-11-04	Dispositif a rapport d'intensite et noyau torique connexe

Publications (2)

Publication Number	Publication Date
CA2082112A1 CA2082112A1 (fr)	1994-05-05
CA2082112C true CA2082112C (fr)	1996-12-03

Family

ID=4150637

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2082112 Expired - Lifetime CA2082112C (fr)	1992-11-04	1992-11-04	Dispositif a rapport d'intensite et noyau torique connexe

Country Status (1)

Country	Link
CA (1)	CA2082112C (fr)

1992
- 1992-11-04 CA CA 2082112 patent/CA2082112C/fr not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CA2082112A1 (fr)	1994-05-05

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Legal Events

Date	Code	Title	Description
1995-10-26	EEER	Examination request
2012-11-04	MKEX	Expiry