CN201859770U - High-precision current transformer - Google Patents
High-precision current transformer Download PDFInfo
- Publication number
- CN201859770U CN201859770U CN2010205991402U CN201020599140U CN201859770U CN 201859770 U CN201859770 U CN 201859770U CN 2010205991402 U CN2010205991402 U CN 2010205991402U CN 201020599140 U CN201020599140 U CN 201020599140U CN 201859770 U CN201859770 U CN 201859770U
- Authority
- CN
- China
- Prior art keywords
- current transformer
- annular core
- core
- amorphous alloy
- precision 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 - Fee Related
Links
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 17
- 229910000808 amorphous metal alloy Inorganic materials 0.000 claims abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000035699 permeability Effects 0.000 abstract description 4
- 230000006698 induction Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 16
- 239000000463 material Substances 0.000 description 12
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 239000005300 metallic glass Substances 0.000 description 2
- 239000002707 nanocrystalline material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 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
- 239000002178 crystalline material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Images
Landscapes
- Transformers For Measuring Instruments (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010205991402U CN201859770U (en) | 2010-11-09 | 2010-11-09 | High-precision current transformer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010205991402U CN201859770U (en) | 2010-11-09 | 2010-11-09 | High-precision current transformer |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201859770U true CN201859770U (en) | 2011-06-08 |
Family
ID=44105571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010205991402U Expired - Fee Related CN201859770U (en) | 2010-11-09 | 2010-11-09 | High-precision current transformer |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201859770U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102946085A (en) * | 2012-12-04 | 2013-02-27 | 广东佛电电器有限公司 | Wide-dynamic-range residual current protection device |
CN105826067A (en) * | 2016-05-19 | 2016-08-03 | 中国电力科学研究院 | Current transformer |
CN108399995A (en) * | 2018-02-09 | 2018-08-14 | 宁波耀峰液压电器有限公司 | A kind of magnetic guarantor type electromagnet |
-
2010
- 2010-11-09 CN CN2010205991402U patent/CN201859770U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102946085A (en) * | 2012-12-04 | 2013-02-27 | 广东佛电电器有限公司 | Wide-dynamic-range residual current protection device |
CN105826067A (en) * | 2016-05-19 | 2016-08-03 | 中国电力科学研究院 | Current transformer |
CN105826067B (en) * | 2016-05-19 | 2023-12-26 | 中国电力科学研究院 | Current Transformer |
CN108399995A (en) * | 2018-02-09 | 2018-08-14 | 宁波耀峰液压电器有限公司 | A kind of magnetic guarantor type electromagnet |
CN108399995B (en) * | 2018-02-09 | 2021-01-29 | 宁波耀峰液压电器有限公司 | Magnetic protection type electromagnet |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1082491A (en) | Near-zero magnetostrictive amorphous alloy with high saturation induction | |
EP1840906B1 (en) | Magnetic core for current transformer, current transformer and watthour meter | |
JP5288405B2 (en) | Inductor and method of manufacturing inductor | |
US7583173B2 (en) | Nanocrystalline core for a current sensor, single and double-stage energy meters and current probes containing them | |
CA1073705A (en) | Glassy alloys having near-zero magnetostriction and high saturation induction | |
CN103310936B (en) | A kind of low-loss Fe base nanometer crystal powder core and preparation method thereof | |
KR102486116B1 (en) | Soft magnetic alloy | |
US20120194309A1 (en) | Magnetic powder material, low-loss composite magnetic material containing same, and magnetic element using same | |
JP5782943B2 (en) | Ferrite plate | |
CN201859770U (en) | High-precision current transformer | |
Tang et al. | Influence of microstructure on the DC-bias-superposition characteristics of NiZn ferrites | |
CN102390984A (en) | NiZn ferrite material with high magnetic conductivity and high Curie temperature and preparation method thereof | |
WO2022019335A1 (en) | Fe-based nanocrystal soft magnetic alloy and magnetic component | |
CN103258623A (en) | Constantly-magnetic magnetic core and manufacture method and functions of constantly-magnetic magnetic core | |
US9973026B2 (en) | Wireless charging apparatus | |
KR100698606B1 (en) | Magnetic glassy alloys for high frequency applications | |
US20040150503A1 (en) | Gapped amorphous metal-based magnetic core | |
US20140374644A1 (en) | Magnetic material and device | |
CN202058571U (en) | Zero-sequence current mutual inductor | |
CN103739280A (en) | Mn-Zn ferrite material with high permeability and broadband characteristic | |
CN203312022U (en) | Low-voltage direct-current-resisting current mutual inductor | |
CN201717117U (en) | 10 kV electronic electromagnetic current transformer | |
CN103928227A (en) | Manufacturing method of single-core direct current component resisting mutual inductor iron core | |
CN206774387U (en) | The coil safeguard structure and its transformer of a kind of transformer | |
CN213424791U (en) | Anti-direct current transformer for low-voltage metering |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LI BAOMING Free format text: FORMER OWNER: FENG XUEXUE Effective date: 20140113 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 053600 HENGSHUI, HEBEI PROVINCE TO: 102200 CHANGPING, BEIJING |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140113 Address after: 102200 Beijing city Changping District South South Building No. 203 Patentee after: Li Baoming Address before: 053600 hot spring area 9-2-302, Anping County, Hebei, Hengshui Patentee before: Feng Xuexue |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151010 Address after: 053600, No. five, 15 East Road, Anping Industrial Park, Hebei, Hengshui Patentee after: Anping County, Beijing Kay Technology Co., Ltd. Address before: 102200 Beijing city Changping District South South Building No. 203 Patentee before: Li Baoming |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20151109 |