CN116936236A - 一种改善直流电弧检测精度的检测互感器及方法 - Google Patents
一种改善直流电弧检测精度的检测互感器及方法 Download PDFInfo
- Publication number
- CN116936236A CN116936236A CN202310786472.3A CN202310786472A CN116936236A CN 116936236 A CN116936236 A CN 116936236A CN 202310786472 A CN202310786472 A CN 202310786472A CN 116936236 A CN116936236 A CN 116936236A
- Authority
- CN
- China
- Prior art keywords
- magnetic core
- detection
- direct current
- transformer
- electrode wiring
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims description 6
- 238000004804 winding Methods 0.000 claims abstract description 16
- 238000010891 electric arc Methods 0.000 claims abstract description 3
- 230000004907 flux Effects 0.000 abstract description 14
- 238000010586 diagram Methods 0.000 description 10
- 238000010248 power generation Methods 0.000 description 7
- 208000027418 Wounds and injury Diseases 0.000 description 6
- 239000004020 conductor Substances 0.000 description 4
- 230000001939 inductive effect Effects 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
- H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310786472.3A CN116936236B (zh) | 2023-06-29 | 2023-06-29 | 一种改善直流电弧检测精度的检测互感器及方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310786472.3A CN116936236B (zh) | 2023-06-29 | 2023-06-29 | 一种改善直流电弧检测精度的检测互感器及方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN116936236A true CN116936236A (zh) | 2023-10-24 |
CN116936236B CN116936236B (zh) | 2024-05-31 |
Family
ID=88387044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202310786472.3A Active CN116936236B (zh) | 2023-06-29 | 2023-06-29 | 一种改善直流电弧检测精度的检测互感器及方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN116936236B (zh) |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10189373A (ja) * | 1996-12-27 | 1998-07-21 | Hioki Ee Corp | 電流センサ用の変流器構造 |
US5793196A (en) * | 1996-07-03 | 1998-08-11 | Sundstrand Corporation | Current transformer for measuring differential-mode and common-mode current |
JP2001110651A (ja) * | 1999-10-12 | 2001-04-20 | Denken Seiki Kenkyusho:Kk | 雷サージ遮断トランス |
US20100201372A1 (en) * | 2009-02-12 | 2010-08-12 | Temic Automotive Of North America, Inc. | Systems and Methods for Detecting Electrical Line Faults |
US20110153234A1 (en) * | 2009-12-18 | 2011-06-23 | Rockwell Automation Technologies, Inc. | Ground fault detection system and method |
CN108039267A (zh) * | 2017-11-25 | 2018-05-15 | 华为数字技术(苏州)有限公司 | 电流互感器 |
JP2018126006A (ja) * | 2017-02-02 | 2018-08-09 | 宮崎県 | 電流センサおよび電流測定装置並びに太陽電池ストリング用電流測定システム |
US20200182921A1 (en) * | 2018-12-07 | 2020-06-11 | Schneider Electric USA, Inc. | Combined low frequency and high frequency current sensor |
CN111430139A (zh) * | 2020-05-12 | 2020-07-17 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | 一种有效集成安装的电感阵列结构及实现方法 |
CN111987899A (zh) * | 2020-08-12 | 2020-11-24 | 中国矿业大学 | 一种用于单相并网变换器的lcl-emi滤波器解耦磁集成方法 |
CN212782921U (zh) * | 2020-08-17 | 2021-03-23 | 长兴盛强电子器材股份有限公司 | 一种新型共模电感器 |
CN114019218A (zh) * | 2021-11-04 | 2022-02-08 | 国网河北省电力有限公司电力科学研究院 | 一种双通道零磁通电流传感器 |
CN115149900A (zh) * | 2022-06-27 | 2022-10-04 | 华为数字技术(苏州)有限公司 | 光伏变换器以及光伏发电系统 |
EP4109476A1 (de) * | 2021-06-18 | 2022-12-28 | GELING, Florian | Vorrichtung zum filtern von gleichtaktstörungen und von gegentaktstörungen |
-
2023
- 2023-06-29 CN CN202310786472.3A patent/CN116936236B/zh active Active
Patent Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5793196A (en) * | 1996-07-03 | 1998-08-11 | Sundstrand Corporation | Current transformer for measuring differential-mode and common-mode current |
JPH10189373A (ja) * | 1996-12-27 | 1998-07-21 | Hioki Ee Corp | 電流センサ用の変流器構造 |
JP2001110651A (ja) * | 1999-10-12 | 2001-04-20 | Denken Seiki Kenkyusho:Kk | 雷サージ遮断トランス |
US20100201372A1 (en) * | 2009-02-12 | 2010-08-12 | Temic Automotive Of North America, Inc. | Systems and Methods for Detecting Electrical Line Faults |
US20110153234A1 (en) * | 2009-12-18 | 2011-06-23 | Rockwell Automation Technologies, Inc. | Ground fault detection system and method |
JP2018126006A (ja) * | 2017-02-02 | 2018-08-09 | 宮崎県 | 電流センサおよび電流測定装置並びに太陽電池ストリング用電流測定システム |
CN108039267A (zh) * | 2017-11-25 | 2018-05-15 | 华为数字技术(苏州)有限公司 | 电流互感器 |
US20200286681A1 (en) * | 2017-11-25 | 2020-09-10 | Huawei Technologies Co., Ltd. | Current transformer |
US20200182921A1 (en) * | 2018-12-07 | 2020-06-11 | Schneider Electric USA, Inc. | Combined low frequency and high frequency current sensor |
CN111430139A (zh) * | 2020-05-12 | 2020-07-17 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | 一种有效集成安装的电感阵列结构及实现方法 |
CN111987899A (zh) * | 2020-08-12 | 2020-11-24 | 中国矿业大学 | 一种用于单相并网变换器的lcl-emi滤波器解耦磁集成方法 |
CN212782921U (zh) * | 2020-08-17 | 2021-03-23 | 长兴盛强电子器材股份有限公司 | 一种新型共模电感器 |
EP4109476A1 (de) * | 2021-06-18 | 2022-12-28 | GELING, Florian | Vorrichtung zum filtern von gleichtaktstörungen und von gegentaktstörungen |
CN114019218A (zh) * | 2021-11-04 | 2022-02-08 | 国网河北省电力有限公司电力科学研究院 | 一种双通道零磁通电流传感器 |
CN115149900A (zh) * | 2022-06-27 | 2022-10-04 | 华为数字技术(苏州)有限公司 | 光伏变换器以及光伏发电系统 |
Also Published As
Publication number | Publication date |
---|---|
CN116936236B (zh) | 2024-05-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110346688B (zh) | 一种110kV及以上高压复杂电缆故障快速分段判别及定位方法 | |
CN111771250B (zh) | 电流互感器 | |
CN103344889B (zh) | 一种用电容跳线来测量电缆局部放电的方法 | |
CN102879704B (zh) | 一种高压输电线高阻接地故障多参数数据融合检测方法 | |
CN116936236B (zh) | 一种改善直流电弧检测精度的检测互感器及方法 | |
JP2018072228A (ja) | 電流検出装置 | |
Bjerkan et al. | Locating earth-faults in compensated distribution networks by means of fault indicators | |
CN101707127B (zh) | 一种具有绝缘在线监测功能的油浸倒立式电流互感器 | |
RU2396661C1 (ru) | Измерительное устройство дифференциальной токовой защиты шин | |
Ma et al. | Investigating grounding grid integrity based on the current injection method | |
CN211505678U (zh) | 一种多同轴脉冲分流器 | |
CN221175945U (zh) | 一种可调节零序电流互感器电流大小的支架结构 | |
CN207396650U (zh) | 可克服交流磁场干扰的直流偏磁检测装置 | |
CN108519504B (zh) | 独立支柱式光学电流电压组合互感器 | |
CN203277009U (zh) | 一种应用于双主柱并联变压器的消磁平衡结构 | |
JPH073448B2 (ja) | 配電系統の地絡検出装置 | |
Khalid et al. | PCB Rogowski Coil sensor by using Saw blade pattern for arcing fault detection | |
CN110148504B (zh) | 一种变压器中性点直流偏磁抑制电感电阻器 | |
CN108010812A (zh) | 一种零序电流互感器的主电路导体配线结构 | |
CN212570694U (zh) | 一种轨道同向电流差值互感器 | |
Xianghui et al. | Rogowski sensor for power grid traveling wave based fault location | |
CN201369237Y (zh) | 直导线pcb平面螺旋线圈一次电流传感器 | |
CN111834113A (zh) | 一种轨道同向电流差值互感器 | |
JPH0290065A (ja) | 分割ctコアを用いた電流検出装置および碍子漏洩電流検出装置 | |
CN107290627A (zh) | 一种小电流接地选线装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20240222 Address after: 201600 block B, building 4, 3255 Sixian Road, Songjiang District, Shanghai Applicant after: SHANGHAI CHINT POWER SYSTEMS Co.,Ltd. Country or region after: China Applicant after: Shenzhen Zhengtai Power System Co.,Ltd. Address before: 201600 block B, building 4, 3255 Sixian Road, Songjiang District, Shanghai Applicant before: SHANGHAI CHINT POWER SYSTEMS Co.,Ltd. Country or region before: China Applicant before: Zhejiang Zhengtai Power System Co.,Ltd. Applicant before: Shenzhen Zhengtai Power System Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
CB02 | Change of applicant information |
Country or region after: China Address after: 201600, No. 5999 Guangfulin Road, Songjiang District, Shanghai Applicant after: SHANGHAI CHINT POWER SYSTEMS Co.,Ltd. Applicant after: Shenzhen Zhengtai Power System Co.,Ltd. Address before: 201600 block B, building 4, 3255 Sixian Road, Songjiang District, Shanghai Applicant before: SHANGHAI CHINT POWER SYSTEMS Co.,Ltd. Country or region before: China Applicant before: Shenzhen Zhengtai Power System Co.,Ltd. |
|
CB02 | Change of applicant information | ||
GR01 | Patent grant | ||
GR01 | Patent grant |