JP7290566B2 - スプライスのライフサイクルを予測するための方法および装置 - Google Patents
スプライスのライフサイクルを予測するための方法および装置 Download PDFInfo
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- JP7290566B2 JP7290566B2 JP2019521054A JP2019521054A JP7290566B2 JP 7290566 B2 JP7290566 B2 JP 7290566B2 JP 2019521054 A JP2019521054 A JP 2019521054A JP 2019521054 A JP2019521054 A JP 2019521054A JP 7290566 B2 JP7290566 B2 JP 7290566B2
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- 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
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground
-
- 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
- G01R31/003—Environmental or reliability tests
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
-
- 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
-
- 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
- G01R19/175—Indicating the instants of passage of current or voltage through a given value, e.g. passage through zero
-
- 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
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/2506—Arrangements for conditioning or analysing measured signals, e.g. for indicating peak values ; Details concerning sampling, digitizing or waveform capturing
-
- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
- G01R31/68—Testing of releasable connections, e.g. of terminals mounted on a printed circuit board
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Radar Systems Or Details Thereof (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Description
Claims (3)
- 伝送線でのスプライスのライフサイクルを予測する方法であって、
a)前記スプライスに対して正弦波の信号を与えるステップa)と、
b)前記スプライスを通過する前記信号の正弦波を経時的に監視し、そして前記正弦波のゼロ交差点近傍での角変位と、監視時点の前記正弦波の振幅と監視の開始時点の前記正弦波の振幅との比と、前記監視時点の前記正弦波の周期と前記開始時点の前記正弦波の周期との比、に基づいて、前記スプライスに対する接続状態の特性情報となるベースラインを生成するステップ(b)と、
c)稼働中スプライスに対して与えられる正弦波を有する信号に対して前記ステップ(b)と同じ方法で、稼働中スプライスを通過する前記信号の正弦波を一定期間中繰り返して監視して、前記正弦波の周期の比と、前記正弦波の振幅の比と、前記正弦波の前記ゼロ交差点近傍での角変位、に基づいて、前記ベースラインと比較するための前記稼働中スプライスに対する接続状態の特性情報を求めるステップ(c)と、
d)前記ステップb)による前記ベースラインに対して前記ステップc)による前記特性情報を比較して前記稼働中スプライスの接合状態の劣化の程度を決定するステップ(d)と
を含む、方法。 - 請求項1に記載の方法を実施するのに適した装置であって、
前記スプライスへの瞬間電位を決定するためのプローブと、
前記スプライスに基づいた瞬間電流出力を決定するための電流検知装置と、
非導電性プラットフォームと関連装置であって、前記非導電性プラットフォームは前記関連装置を支持するために前記伝送線と前記スプライスに対して配置され、前記関連装置は、監視中の稼働中スプライスからデータを収集し、分析するように構成された、非導電性プラットフォーム及び関連装置と、
前記ステップ(b)の前記ベースラインを前記ステップ(c)からの前記特性情報と比較して前記稼働中スプライスの接合状態の劣化の程度を決定するための手段と
を備える、装置。 - 一対のクランプをさらに含み、前記クランプは前記スプライスのいずれかの側の前記伝送線の一部に取り付けられるように構成され、前記クランプは前記非導電性プラットフォームを支持する、請求項2に記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/297,460 US9964583B2 (en) | 2013-02-22 | 2016-10-19 | Method and apparatus for predicting life cycle of a splice |
US15/297,460 | 2016-10-19 | ||
PCT/US2017/057141 WO2018075617A1 (en) | 2016-10-19 | 2017-10-18 | Method and apparatus for predicting life cycle of a splice |
Publications (2)
Publication Number | Publication Date |
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JP2019533155A JP2019533155A (ja) | 2019-11-14 |
JP7290566B2 true JP7290566B2 (ja) | 2023-06-13 |
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Application Number | Title | Priority Date | Filing Date |
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JP2019521054A Active JP7290566B2 (ja) | 2016-10-19 | 2017-10-18 | スプライスのライフサイクルを予測するための方法および装置 |
Country Status (15)
Country | Link |
---|---|
EP (1) | EP3529625B1 (ja) |
JP (1) | JP7290566B2 (ja) |
KR (1) | KR102457981B1 (ja) |
CN (1) | CN109844548B (ja) |
AU (1) | AU2017345317B2 (ja) |
CA (1) | CA3040716C (ja) |
HU (1) | HUE059221T2 (ja) |
IL (1) | IL266002B2 (ja) |
MX (1) | MX2019004491A (ja) |
MY (1) | MY196552A (ja) |
PL (1) | PL3529625T3 (ja) |
RU (1) | RU2747611C2 (ja) |
SA (1) | SA519401618B1 (ja) |
SG (1) | SG11201903355YA (ja) |
WO (1) | WO2018075617A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX2019005537A (es) * | 2016-11-16 | 2019-08-29 | Smartkable Llc | Metodo y aparato para la prediccion de fallos en circuitos de corriente directa. |
CN112406572B (zh) * | 2020-11-06 | 2022-05-13 | 广州小鹏自动驾驶科技有限公司 | 一种车辆充电口磨损检测方法及检测装置 |
CN116449135B (zh) * | 2023-04-19 | 2024-01-30 | 北京航空航天大学 | 一种机电系统部件健康状态确定方法、系统及电子设备 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001272304A (ja) | 2000-03-24 | 2001-10-05 | Ntt Comware Corp | ケーブル検査装置及び方法 |
JP2003240813A (ja) | 2002-02-18 | 2003-08-27 | Toshiba Corp | 事故点標定装置 |
JP2003270286A (ja) | 2002-03-13 | 2003-09-25 | Furukawa Electric Co Ltd:The | 電力ケーブルの劣化判定方法 |
JP2005345450A (ja) | 2004-06-07 | 2005-12-15 | J-Power Systems Corp | ケーブルの非破壊劣化診断方法および劣化位置標定方法 |
JP2011252842A (ja) | 2010-06-03 | 2011-12-15 | Hitachi Ltd | 素子寿命予測方法及び素子寿命予測機能を備えた回路基板 |
US20150142343A1 (en) | 2013-11-15 | 2015-05-21 | Juergen J. Zach | Thermal Age Tracking System and Method |
JP2016138784A (ja) | 2015-01-27 | 2016-08-04 | 日本電気株式会社 | 半導体集積回路の寿命予測装置 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5856834B2 (ja) * | 1980-07-30 | 1983-12-16 | 富士通株式会社 | 接触状態検知方法 |
SU1081570A1 (ru) * | 1982-04-08 | 1984-03-23 | Ленинградский Ордена Трудового Красного Знамени Институт Водного Транспорта | Устройство дл диагностировани обмоток электрических машин |
US4496900A (en) * | 1982-04-30 | 1985-01-29 | International Business Machines Corporation | Nonlinearity detection using fault-generated second harmonic |
US5528196A (en) * | 1995-01-06 | 1996-06-18 | Spectrian, Inc. | Linear RF amplifier having reduced intermodulation distortion |
JPH10197593A (ja) * | 1997-01-07 | 1998-07-31 | Furukawa Electric Co Ltd:The | 電力ケーブルの劣化判定方法 |
US6393912B2 (en) * | 1998-08-14 | 2002-05-28 | Mts Systems Corporation | Electromagnetic method of the angular displacement monitoring |
RU2188405C1 (ru) * | 2001-08-24 | 2002-08-27 | Закрытое Акционерное Общество "Связьстройдеталь" | Способ испытания на сохраняемость комплекта монтажных деталей для монтажа муфт кабелей связи, в том числе оптических |
US7460498B2 (en) * | 2003-12-04 | 2008-12-02 | Adtran, Inc. | System and method for detecting anomalies along telecommunication lines |
GB0518193D0 (en) * | 2005-09-07 | 2005-10-12 | Trw Lucasvarity Electric Steer | Current measurement circuit and method of diagnosing faults in same |
GB2442773A (en) * | 2006-10-11 | 2008-04-16 | Tandberg Television Asa | Canceling distortion |
US7405358B2 (en) * | 2006-10-17 | 2008-07-29 | Quick Connectors, Inc | Splice for down hole electrical submersible pump cable |
US7969155B2 (en) * | 2007-07-03 | 2011-06-28 | Thomas & Betts International, Inc. | Directional fault current indicator |
CN101458285A (zh) * | 2007-12-13 | 2009-06-17 | 中芯国际集成电路制造(上海)有限公司 | 可靠性测试的方法和装置 |
CN101614780A (zh) * | 2008-06-28 | 2009-12-30 | 托马斯及贝茨国际股份有限公司 | 方向性故障电流指示器 |
RU2475913C2 (ru) * | 2008-09-08 | 2013-02-20 | Абб Рисерч Лтд. | Аппарат и способ для адаптивного обнаружения повреждений в мегавольтных распределительных сетях |
CN102353851A (zh) * | 2011-09-05 | 2012-02-15 | 中冶南方(武汉)自动化有限公司 | 基于直流母线电压的变频器输入缺相检测方法 |
WO2014130806A1 (en) * | 2013-02-22 | 2014-08-28 | SmartKable, LLC | Method and apparatus for monitoring condition of a splice |
CN103323703B (zh) * | 2013-05-30 | 2015-07-15 | 武汉大学 | 一种电缆接头故障诊断方法 |
CN104655955B (zh) * | 2014-08-01 | 2017-02-15 | 江苏大学 | 一种母线接头寿命预测方法与实验装置 |
-
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- 2017-10-18 AU AU2017345317A patent/AU2017345317B2/en active Active
- 2017-10-18 CA CA3040716A patent/CA3040716C/en active Active
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- 2017-10-18 KR KR1020197014192A patent/KR102457981B1/ko active IP Right Grant
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Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001272304A (ja) | 2000-03-24 | 2001-10-05 | Ntt Comware Corp | ケーブル検査装置及び方法 |
JP2003240813A (ja) | 2002-02-18 | 2003-08-27 | Toshiba Corp | 事故点標定装置 |
JP2003270286A (ja) | 2002-03-13 | 2003-09-25 | Furukawa Electric Co Ltd:The | 電力ケーブルの劣化判定方法 |
JP2005345450A (ja) | 2004-06-07 | 2005-12-15 | J-Power Systems Corp | ケーブルの非破壊劣化診断方法および劣化位置標定方法 |
JP2011252842A (ja) | 2010-06-03 | 2011-12-15 | Hitachi Ltd | 素子寿命予測方法及び素子寿命予測機能を備えた回路基板 |
US20150142343A1 (en) | 2013-11-15 | 2015-05-21 | Juergen J. Zach | Thermal Age Tracking System and Method |
JP2016138784A (ja) | 2015-01-27 | 2016-08-04 | 日本電気株式会社 | 半導体集積回路の寿命予測装置 |
Also Published As
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SA519401618B1 (ar) | 2022-10-03 |
RU2019113286A (ru) | 2020-11-20 |
AU2017345317B2 (en) | 2023-10-05 |
PL3529625T3 (pl) | 2022-08-29 |
EP3529625A4 (en) | 2020-12-02 |
IL266002B2 (en) | 2023-09-01 |
WO2018075617A9 (en) | 2019-05-23 |
HUE059221T2 (hu) | 2022-10-28 |
CA3040716A1 (en) | 2018-04-26 |
AU2017345317A9 (en) | 2019-06-13 |
IL266002A (en) | 2019-06-30 |
MY196552A (en) | 2023-04-19 |
EP3529625A1 (en) | 2019-08-28 |
IL266002B1 (en) | 2023-05-01 |
MX2019004491A (es) | 2019-09-26 |
RU2747611C2 (ru) | 2021-05-11 |
CA3040716C (en) | 2024-05-21 |
WO2018075617A1 (en) | 2018-04-26 |
CN109844548A (zh) | 2019-06-04 |
JP2019533155A (ja) | 2019-11-14 |
KR20190067875A (ko) | 2019-06-17 |
SG11201903355YA (en) | 2019-05-30 |
AU2017345317A1 (en) | 2019-05-30 |
EP3529625B1 (en) | 2022-04-20 |
BR112019007857A2 (pt) | 2019-07-02 |
CN109844548B (zh) | 2022-04-26 |
RU2019113286A3 (ja) | 2021-03-05 |
KR102457981B1 (ko) | 2022-10-21 |
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