JP2019500584A - 電気式ヒューズ電流検出システム及び監視方法 - Google Patents
電気式ヒューズ電流検出システム及び監視方法 Download PDFInfo
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- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/146—Measuring arrangements for current not covered by other subgroups of G01R15/14, e.g. using current dividers, shunts, or measuring a voltage drop
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
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- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/32—Compensating for temperature change
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- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
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- 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
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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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/74—Testing of fuses
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- G—PHYSICS
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- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10366—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications
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- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/1408—Methods for optical code recognition the method being specifically adapted for the type of code
- G06K7/1413—1D bar codes
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- G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
- G11C17/14—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM
- G11C17/16—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM using electrically-fusible links
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- G11C29/02—Detection or location of defective auxiliary circuits, e.g. defective refresh counters
- G11C29/027—Detection or location of defective auxiliary circuits, e.g. defective refresh counters in fuses
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- G—PHYSICS
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- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
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- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
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- H—ELECTRICITY
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- H02H3/02—Details
- H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
- H02H3/046—Signalling the blowing of a fuse
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
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- H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
- H02H3/085—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current making use of a thermal sensor, e.g. thermistor, heated by the excess current
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- G11C2029/0409—Online test
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
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- H01H2085/0266—Structural association with a measurement device, e.g. a shunt
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- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
-
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- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
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- H02H1/0038—Details of emergency protective circuit arrangements concerning the connection of the detecting means, e.g. for reducing their number
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Abstract
Description
Claims (20)
- 電流検出システムであって、
電力システムに接続されたときに非線形抵抗を有する、導体と、
前記導体の両端で検出された電圧を受け取り、前記検出された電圧の第1の検知ステートと、前記導体の熱平衡特性とに少なくとも基づいて、前記導体を通って流れる電流を反復して算出するように動作可能なプロセッサと、を備える、電流検出システム。 - 前記導体がヒューズ素子である、請求項1に記載の電流検出システム。
- 前記ヒューズ素子がヒューズハウジング内に収納され、前記プロセッサもまた前記ヒューズハウジング内に収納されている、請求項2に記載の電流検出システム。
- ヒューズホルダをさらに備え、前記プロセッサが前記ヒューズホルダ上に設けられている、請求項2に記載の電流検出システム。
- 断路スイッチをさらに備え、前記プロセッサが前記断路スイッチ上に設けられている、請求項2に記載の電流検出システム。
- 前記プロセッサと通信するように構成されているリーダ装置をさらに備える、請求項1に記載の電流検出システム。
- 前記導体に関連付けられたラベルをさらに備え、前記リーダ装置が、前記ラベルを読み取り、前記導体を通って流れる前記電流を算出するために前記ラベルからの情報を利用するように構成されている、請求項6に記載の電流検出システム。
- 前記プロセッサが、前記検出された電圧の第2の検知ステートと、前記導体の非熱平衡特性とに少なくとも基づいて、前記導体を通って流れる電流を算出するようにさらに動作可能である、請求項1に記載の電流検出システム。
- 前記プロセッサが、前記検出された電圧の前記検知ステートの変化率を、所定のランプ速度閾値と比較するように構成される、請求項8に記載の電流検出システム。
- 前記検出された電圧の前記検知ステートの前記変化率が、前記所定のランプ速度閾値未満である場合、前記プロセッサが、抵抗及び時間の逆指数関係に基づいて、前記電流を算出するように動作可能である、請求項9に記載の電流検出システム。
- 前記検出された電圧の前記検知ステートの前記変化率が、前記所定のランプ速度閾値を上回る場合、前記プロセッサが、最後に先行して算出された前記導体の抵抗に基づいて、前記電流を算出するように動作可能である、請求項9に記載の電流検出システム。
- 電流検出システムであって、
ハウジングと、第1及び第2の端子素子と、電力システムに接続されたときに非線形抵抗を有するヒューズ素子とを含む電気ヒューズと、
前記ヒューズ素子の両端で検出された電圧を受け取るプロセッサであって、前記ヒューズ素子の両端で検出された前記電圧の第1の検知ステート及び第2の検知ステートの少なくとも1つに依存して、前記ヒューズ素子を通って流れる電流を異なる方法で反復して算出するように動作可能である、プロセッサと、を備え、
前記ヒューズ素子の両端で検出された前記電圧の前記第1の検知ステートでは、前記ヒューズ素子の両端で検出された前記電圧と、前記ヒューズ素子の熱平衡特性とに基づいて、前記電流が算出され、
前記ヒューズ素子の両端で検出された前記電圧の前記第2の検知ステートでは、前記ヒューズ素子の両端で検出された前記電圧と、前記ヒューズ素子の非熱平衡特性とに基づいて、前記電流が算出される、電流検出システム。 - 前記プロセッサが、前記ヒューズハウジング内に収納されている、請求項12に記載の電流検出システム。
- ヒューズホルダをさらに備え、前記プロセッサが前記ヒューズホルダ上に設けられている、請求項12に記載の電流検出システム。
- 断路スイッチをさらに備え、前記プロセッサが前記断路スイッチ上に設けられている、請求項12に記載の電流検出システム。
- 前記電気ヒューズが、バーコード及びRFIDタグのうちの少なくとも一方を含み、前記システムが、前記バーコード及び前記RFIDタグのうちの前記少なくとも一方と通信し、前記電流算出を行うための情報を得るように構成されたリーダ装置をさらに備える、請求項12に記載の電流検出システム。
- 前記電気ヒューズに関連付けられたラベルをさらに備え、前記リーダ装置が、前記ラベルを読み取り、適用可能な熱平衡特性及び非熱平衡特性を決定するために前記ラベルからの情報を利用するように構成される、請求項16に記載の電流検出システム。
- 電力システムにおける電流を検出する方法であって、
電力システムに接続されたときに非線形抵抗を有する導体を設けることと、
前記導体の両端の電圧を検出することと、
前記検出された電圧の第1の検知ステートと、前記導体の熱平衡特性とに少なくとも基づいて、前記導体を通って流れる電流を算出することと、を含む、方法。 - 電力システムに接続されたときに非線形抵抗を有する前記導体を設けることが、ヒューズ素子を含む電気ヒューズを設けることを含む、請求項18に記載の方法。
- 前記ヒューズがヒューズハウジングを含み、前記導体の両端の電圧を検出することが、前記ヒューズハウジング内の場所で前記ヒューズ素子の両端の前記電圧を検出することを含む、請求項19に記載の方法。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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US14/803,315 US10598703B2 (en) | 2015-07-20 | 2015-07-20 | Electric fuse current sensing systems and monitoring methods |
US14/931,046 | 2015-11-03 | ||
US14/931,046 US10180447B2 (en) | 2015-07-20 | 2015-11-03 | Electric fuse current sensing systems and monitoring methods |
PCT/US2016/055708 WO2017078884A1 (en) | 2015-07-20 | 2016-10-06 | Electric fuse current sensing systems and monitoring methods |
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JP2019500584A5 JP2019500584A5 (ja) | 2020-10-22 |
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JP2018521360A Active JP7182463B2 (ja) | 2015-07-20 | 2016-10-06 | 電気式ヒューズ電流検出システム及び監視方法 |
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KR (2) | KR102650440B1 (ja) |
CN (2) | CN107850633B (ja) |
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JP2020173102A (ja) * | 2019-04-08 | 2020-10-22 | 株式会社ヘキサリンク | 負荷装置の運用検知回路、負荷装置の運用検知装置及び負荷装置の運用表示装置 |
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JP6314845B2 (ja) * | 2015-01-08 | 2018-04-25 | 株式会社オートネットワーク技術研究所 | 電気接続箱 |
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EP3325984B1 (en) | 2021-03-03 |
KR102654979B1 (ko) | 2024-04-05 |
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CA2992567A1 (en) | 2017-01-26 |
MX2018000768A (es) | 2018-05-15 |
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CN107850633B (zh) | 2021-09-28 |
EP3371610A1 (en) | 2018-09-12 |
KR20180033227A (ko) | 2018-04-02 |
US20170023618A1 (en) | 2017-01-26 |
KR20180079343A (ko) | 2018-07-10 |
KR102650440B1 (ko) | 2024-03-21 |
WO2017078884A1 (en) | 2017-05-11 |
CN108351376A (zh) | 2018-07-31 |
EP3325984A1 (en) | 2018-05-30 |
JP7085984B2 (ja) | 2022-06-17 |
JP2018523121A (ja) | 2018-08-16 |
CA2992567C (en) | 2023-05-02 |
CA3003895A1 (en) | 2017-05-11 |
CN107850633A (zh) | 2018-03-27 |
CN108351376B (zh) | 2020-09-08 |
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