JP7114338B2 - 燃料タンク内の摩耗ワイヤの検出システム - Google Patents
燃料タンク内の摩耗ワイヤの検出システム Download PDFInfo
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- JP7114338B2 JP7114338B2 JP2018102100A JP2018102100A JP7114338B2 JP 7114338 B2 JP7114338 B2 JP 7114338B2 JP 2018102100 A JP2018102100 A JP 2018102100A JP 2018102100 A JP2018102100 A JP 2018102100A JP 7114338 B2 JP7114338 B2 JP 7114338B2
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- 239000002828 fuel tank Substances 0.000 title claims description 104
- 238000001514 detection method Methods 0.000 title claims description 9
- 239000000446 fuel Substances 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 28
- 239000004020 conductor Substances 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 12
- 238000007689 inspection Methods 0.000 description 9
- 238000009413 insulation Methods 0.000 description 7
- 230000007547 defect Effects 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 241000282376 Panthera tigris Species 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- G01R31/005—Testing of electric installations on transport means
-
- 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
- G01R31/1263—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 of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
- G01R31/1272—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 of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of cable, line or wire insulation, e.g. using partial discharge measurements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D37/00—Arrangements in connection with fuel supply for power plant
- B64D37/02—Tanks
- B64D37/06—Constructional adaptations thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D37/00—Arrangements in connection with fuel supply for power plant
- B64D37/32—Safety measures not otherwise provided for, e.g. preventing explosive conditions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/40—Maintaining or repairing aircraft
-
- 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
- G01R31/005—Testing of electric installations on transport means
- G01R31/008—Testing of electric installations on transport means on air- or spacecraft, railway rolling stock or sea-going vessels
-
- 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
- G01R31/58—Testing of lines, cables or conductors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D37/00—Arrangements in connection with fuel supply for power plant
- B64D37/30—Fuel systems for specific fuels
-
- 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
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Transportation (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Testing Relating To Insulation (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Description
Claims (13)
- 航空機(100)の燃料タンク(102)内の絶縁ワイヤ(218)の摩耗(226)を検出する、摩耗ワイヤ検出システム(AWDS)(104)であって、前記AWDS(104)は、
前記燃料タンク(102)に接触している電極(208)と、
電源(200)と、
前記電源(200)、前記絶縁ワイヤ(218)、及び前記電極(208)に電気的に直列に接続されている電流センサ(202)とを含み、前記電流センサ(202)は、前記絶縁ワイヤ(218)から前記電極(208)への電流(236)を検出する回路を含み、
導電性燃料(234)で前記燃料タンク(102)を充填し、前記絶縁ワイヤ(218)を浸漬させた状態で測定を行う、
AWDS(104)。 - 前記燃料タンク(102)が導電性材料を含む、請求項1に記載のAWDS(104)。
- 前記燃料タンク(102)が燃料タンク壁(216)を含み、前記燃料タンク壁(216)は導電性であって、前記電極(208)が前記燃料タンク壁(216)に電気的に直列に接続されている、請求項1に記載のAWDS(104)。
- 前記燃料タンク(102)が燃料タンク壁(216)を含み、前記燃料タンク(102)は非導電性であって、前記燃料タンク壁(216)の内面(238)に沿って前記燃料タンク(102)内に導電性材料を含んでおり、前記電極(208)が前記導電性材料に電気的に直列に接続されている、請求項1に記載のAWDS(104)。
- 前記導電性材料が金属帯である、請求項4に記載のAWDS(104)。
- 前記電流センサ(202)は、前記絶縁ワイヤ(218)と前記電極(208)の間の電流(236)が所定の電流レベルを上回っているかどうかを検出する閾値検出器を含む、請求項1に記載のAWDS(104)。
- 前記絶縁ワイヤ(218)に電気的に直列に接続されている少なくとも1つのスイッチ(206)をさらに含み、前記少なくとも1つのスイッチ(206)が前記燃料タンク(102)への前記絶縁ワイヤ(218)を分離している、請求項1に記載のAWDS(104)。
- 前記電源(200)が交流電源であり、前記少なくとも1つのスイッチ(206)がチョークコイルである、請求項7に記載のAWDS(104)。
- 航空機(100)の燃料タンク(102)内の絶縁ワイヤ(218)の摩耗(226)を検出する方法(300)であって、
前記絶縁ワイヤ(218)を浸漬する導電性燃料(234)で前記燃料タンク(102)を充填すること(304)と、
前記絶縁ワイヤ(218)を浸漬させた状態で、電源(200)から前記絶縁ワイヤ(218)に電圧信号(235)を印加すること(308)と、
前記燃料タンク(102)の燃料タンク壁(216)に電気的に直列に接続されている電極(208)で電流(236)を受電すること(310)であって、受電する前記電流(236)が前記電圧信号(235)に対応する、電流を受電すること(310)と、
前記絶縁ワイヤ(218)に前記摩耗(226)が存在するかどうかを、受電した前記電流(236)から判定すること(314)と、を含む方法(300)。 - 前記摩耗が存在するかどうかを判定すること(314)は、受電した前記電流が所定の電流レベルを上回っているかどうか判定することを含む、請求項9に記載の方法(300)。
- 前記絶縁ワイヤ(218)に電気的に直列に接続されている少なくとも1つのスイッチ(206)を開位置に切り替えること
をさらに含み、前記少なくとも1つのスイッチ(206)が前記開位置にあるときに前記少なくとも1つのスイッチ(206)が前記燃料タンク(102)への前記絶縁ワイヤ(218)を分離している、請求項9に記載の方法(300)。 - 電圧信号(235)を印加することは、所定の周波数を有する交流電圧信号(235)を印加することを含む、請求項11に記載の方法(300)。
- 前記少なくとも1つのスイッチ(206)がチョークコイルである、請求項12に記載の方法(300)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/612,491 | 2017-06-02 | ||
US15/612,491 US10620257B2 (en) | 2017-06-02 | 2017-06-02 | Detection system for abraded wires in fuel tanks |
Publications (2)
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JP2019023063A JP2019023063A (ja) | 2019-02-14 |
JP7114338B2 true JP7114338B2 (ja) | 2022-08-08 |
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JP2018102100A Active JP7114338B2 (ja) | 2017-06-02 | 2018-05-29 | 燃料タンク内の摩耗ワイヤの検出システム |
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US (1) | US10620257B2 (ja) |
EP (1) | EP3413063A1 (ja) |
JP (1) | JP7114338B2 (ja) |
CN (1) | CN108983017B (ja) |
CA (1) | CA2997719C (ja) |
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DE102019208520A1 (de) * | 2019-06-12 | 2020-12-17 | Siemens Aktiengesellschaft | Überwachungsanordnung für ein elektrisches Betriebsmittel und Überwachungssystem |
US11530633B2 (en) * | 2019-12-05 | 2022-12-20 | Rolls-Royce Corporation | Efficient grounding of electrical connection with challenging bonding path |
CN111398854B (zh) * | 2020-04-14 | 2020-11-17 | 山东科信建设工程有限公司 | 一种电网漏电保护警示装置 |
CN113636101B (zh) * | 2021-07-15 | 2023-07-07 | 中国商用飞机有限责任公司 | 用于点火源检测的可燃气体燃爆装置 |
Citations (4)
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US20010054902A1 (en) | 2000-06-07 | 2001-12-27 | Smith Paul Samuel | Method and device for detecting and locating insulation/isolation defects between conductors |
US20030105598A1 (en) | 1999-12-08 | 2003-06-05 | Orton Harry E. | Method for diagnosing degradation in aircraft wiring |
US20070246608A1 (en) | 2004-08-05 | 2007-10-25 | Tichborne Franklin G | Fuel Tank System |
JP2013532095A (ja) | 2010-06-25 | 2013-08-15 | ザ・ボーイング・カンパニー | 帯電防止燃料タンクコーティングおよび方法 |
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GB819711A (en) * | 1956-03-13 | 1959-09-09 | Simmonds Aerocessories Ltd | Improvements relating to capacitors for gauging liquid contents |
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US8593153B2 (en) * | 2010-02-26 | 2013-11-26 | The United States Of America As Represented By The United States National Aeronautics And Space Administration | Method of fault detection and rerouting |
CN204359887U (zh) * | 2014-11-17 | 2015-05-27 | 国家电网公司 | 一种地下直埋高压电缆外皮破损检测装置 |
-
2017
- 2017-06-02 US US15/612,491 patent/US10620257B2/en active Active
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2018
- 2018-03-07 CA CA2997719A patent/CA2997719C/en active Active
- 2018-04-04 CN CN201810295495.3A patent/CN108983017B/zh active Active
- 2018-05-29 JP JP2018102100A patent/JP7114338B2/ja active Active
- 2018-05-31 EP EP18175376.5A patent/EP3413063A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US20030105598A1 (en) | 1999-12-08 | 2003-06-05 | Orton Harry E. | Method for diagnosing degradation in aircraft wiring |
US20010054902A1 (en) | 2000-06-07 | 2001-12-27 | Smith Paul Samuel | Method and device for detecting and locating insulation/isolation defects between conductors |
US20070246608A1 (en) | 2004-08-05 | 2007-10-25 | Tichborne Franklin G | Fuel Tank System |
JP2013532095A (ja) | 2010-06-25 | 2013-08-15 | ザ・ボーイング・カンパニー | 帯電防止燃料タンクコーティングおよび方法 |
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Publication number | Publication date |
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US10620257B2 (en) | 2020-04-14 |
EP3413063A1 (en) | 2018-12-12 |
CA2997719A1 (en) | 2018-12-02 |
CN108983017B (zh) | 2022-09-16 |
JP2019023063A (ja) | 2019-02-14 |
CN108983017A (zh) | 2018-12-11 |
US20180348289A1 (en) | 2018-12-06 |
CA2997719C (en) | 2023-05-16 |
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