CN1808133B - 用于测量电流的检测电路 - Google Patents
用于测量电流的检测电路 Download PDFInfo
- Publication number
- CN1808133B CN1808133B CN2006100089203A CN200610008920A CN1808133B CN 1808133 B CN1808133 B CN 1808133B CN 2006100089203 A CN2006100089203 A CN 2006100089203A CN 200610008920 A CN200610008920 A CN 200610008920A CN 1808133 B CN1808133 B CN 1808133B
- Authority
- CN
- China
- Prior art keywords
- winding
- current
- ring
- detector circuit
- signal
- 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.)
- Active
Links
- 238000004804 winding Methods 0.000 claims abstract description 92
- 230000001360 synchronised effect Effects 0.000 claims abstract description 6
- 230000006698 induction Effects 0.000 claims description 9
- 230000011218 segmentation Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000013208 measuring procedure Methods 0.000 abstract 1
- 230000003071 parasitic effect Effects 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 27
- 230000005291 magnetic effect Effects 0.000 description 10
- 230000004907 flux Effects 0.000 description 8
- 230000005415 magnetization Effects 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000576 coating method Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Classifications
-
- 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
- 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)
Abstract
Description
Claims (4)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK200500029A DK200500029A (da) | 2005-01-07 | 2005-01-07 | Detektorkredslöb til brug ved strömmåling |
DKPA200500029 | 2005-01-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1808133A CN1808133A (zh) | 2006-07-26 |
CN1808133B true CN1808133B (zh) | 2010-06-23 |
Family
ID=36218394
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006100089203A Active CN1808133B (zh) | 2005-01-07 | 2006-01-06 | 用于测量电流的检测电路 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7372354B2 (zh) |
EP (1) | EP1679519A1 (zh) |
CN (1) | CN1808133B (zh) |
DK (1) | DK200500029A (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7667452B2 (en) * | 2004-11-05 | 2010-02-23 | Liaisons Electroniques-Mecaniques Lem S.A. | Detector circuit for measuring current |
CN103308743B (zh) * | 2013-05-24 | 2015-05-06 | 华中科技大学 | 直流电流计量装置 |
CN110676038A (zh) * | 2018-07-02 | 2020-01-10 | 福迪威(上海)工业仪器技术研发有限公司 | 电流互感器 |
CN112986654B (zh) * | 2021-02-10 | 2022-05-03 | 南方电网科学研究院有限责任公司 | 一种宽频带交直流的电流测量装置 |
CN113866477B (zh) * | 2021-08-30 | 2022-07-05 | 中国人民解放军海军工程大学 | 四磁芯六线圈磁调制高精度超大孔径电流检测方法及系统 |
CN117110693A (zh) * | 2023-10-25 | 2023-11-24 | 南方电网科学研究院有限责任公司 | 一种自激型磁通门电流传感器、测量方法及电子设备 |
US12087499B1 (en) * | 2023-11-10 | 2024-09-10 | Teelson, LLC | Systems and methods for amplifying power |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3146417A (en) * | 1959-05-25 | 1964-08-25 | Paul A Pearson | Transformer |
US4616174A (en) * | 1983-09-15 | 1986-10-07 | Danfysik A/S | Detector circuit for current measurements |
EP0314234A1 (en) * | 1987-10-15 | 1989-05-03 | Holec Systemen En Componenten B.V. | Circuit for the detection of an asymmetry in the magnetization current of a magnetic modulator |
US5060299A (en) * | 1989-09-29 | 1991-10-22 | Rockwell International Corporation | Radio frequency mixer circuit utilizing interface transformers and switching diodes |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1955317A (en) * | 1931-11-12 | 1934-04-17 | Westinghouse Electric & Mfg Co | Compensated current transformer |
JPS6317510A (ja) | 1986-07-09 | 1988-01-25 | Mitsubishi Electric Corp | 直流変流器 |
US5764123A (en) | 1994-06-07 | 1998-06-09 | Pearson Electronics, Inc. | Transformer with reduced signal rise time |
CA2456123A1 (en) * | 2001-07-31 | 2003-02-13 | Herman Allison | Electromagnetic interference suppressor |
US6771157B2 (en) * | 2001-10-19 | 2004-08-03 | Murata Manufacturing Co., Ltd | Wire-wound coil |
US20030080847A1 (en) * | 2001-10-27 | 2003-05-01 | Radzelovage James G. | Low voltage, high current power transformer |
SE525864C2 (sv) | 2003-07-03 | 2005-05-17 | Danaher Motion Stockholm Ab | Metod och anordning för strömmätning med strömtranformatorer vid stora strömmar |
-
2005
- 2005-01-07 DK DK200500029A patent/DK200500029A/da not_active Application Discontinuation
- 2005-12-13 US US11/299,901 patent/US7372354B2/en not_active Expired - Fee Related
- 2005-12-13 EP EP05388107A patent/EP1679519A1/en not_active Withdrawn
-
2006
- 2006-01-06 CN CN2006100089203A patent/CN1808133B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3146417A (en) * | 1959-05-25 | 1964-08-25 | Paul A Pearson | Transformer |
US4616174A (en) * | 1983-09-15 | 1986-10-07 | Danfysik A/S | Detector circuit for current measurements |
EP0314234A1 (en) * | 1987-10-15 | 1989-05-03 | Holec Systemen En Componenten B.V. | Circuit for the detection of an asymmetry in the magnetization current of a magnetic modulator |
US4912396A (en) * | 1987-10-15 | 1990-03-27 | Holec Systemen En Componenten B. V. | Circuit for the detection of an asymmetry in the magnetization current of a magnetic modulator |
US5060299A (en) * | 1989-09-29 | 1991-10-22 | Rockwell International Corporation | Radio frequency mixer circuit utilizing interface transformers and switching diodes |
Also Published As
Publication number | Publication date |
---|---|
DK200500029A (da) | 2006-07-08 |
CN1808133A (zh) | 2006-07-26 |
EP1679519A1 (en) | 2006-07-12 |
US7372354B2 (en) | 2008-05-13 |
US20060152182A1 (en) | 2006-07-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20081219 Address after: Denmark in spirit Applicant after: Dan Fisk ACP Address before: Denmark in spirit Applicant before: DANFYSIK A/S |
|
ASS | Succession or assignment of patent right |
Owner name: LUBRIPLATE ACP CO.,LTD. Free format text: FORMER OWNER: LUBRIPLATE CO.,LTD. Effective date: 20081219 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LIAISONS ELECTROMECHANIC S. A. Free format text: FORMER OWNER: DAN FISK ACP C., LTD. Effective date: 20100819 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: JYLLINGE, DANMARK TO: PRAN-RICE-OUTES, SWITZERLAND |
|
TR01 | Transfer of patent right |
Effective date of registration: 20100819 Address after: The Swiss - Les outesi Patentee after: LIAISONS ELECTRONIQUES-MECANIQUES LEM S.A. Address before: Denmark in spirit Patentee before: Dan Fisk ACP |
|
C56 | Change in the name or address of the patentee |
Owner name: RAM INTELLECTUAL PROPERTY CO., LTD. Free format text: FORMER NAME: LIAISONS ELECTROMECHANIC S. A. |
|
CP01 | Change in the name or title of a patent holder |
Address after: The Swiss - Les outesi Patentee after: LEM INTELLECTUAL PROPERTY S.A. Address before: The Swiss - Les outesi Patentee before: LIAISONS ELECTRONIQUES-MECANIQUES LEM S.A. |
|
CP02 | Change in the address of a patent holder |
Address after: Fribourg Patentee after: LEM INTELLECTUAL PROPERTY S.A. Address before: The Swiss - Les outesi Patentee before: LEM INTELLECTUAL PROPERTY S.A. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20191231 Address after: 28 Linhe street, Linhe Industrial District, Shunyi District, Beijing Patentee after: Lyme Electronics (China) Co.,Ltd. Address before: Fribourg Patentee before: LEM INTELLECTUAL PROPERTY S.A. |
|
TR01 | Transfer of patent right |