JP2017096942A - コンポーネントの歪みをモニタするためのシステムおよび方法 - Google Patents
コンポーネントの歪みをモニタするためのシステムおよび方法 Download PDFInfo
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/14—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
- G01L1/142—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators using capacitors
- G01L1/144—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators using capacitors with associated circuitry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/12—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/12—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
- G01L1/127—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress by using inductive means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
- G01L1/2287—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0016—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings of aircraft wings or blades
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0033—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining damage, crack or wear
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0041—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0083—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by measuring variation of impedance, e.g. resistance, capacitance, induction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0091—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by using electromagnetic excitation or detection
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
Description
11 外側表面
40 歪みセンサ
41 基準点
42 基準点
45 負の空間
47 一意的な識別子
60 電界スキャナ
62 熱バリアコーティング
64 (タービンコンポーネントの)ベース
66 電気プローブ
68 可撓的マトリックスアレイ
70 渦電流コイル
72 駆動コイル巻線
74 センスコイル巻線
76 層間接続
100 プロセッサ
200 方法
210 方法のステップ
220 方法のステップ
230 方法のステップ
240 方法のステップ
250 方法のステップ
D 距離
L (センサの)長さ
W (センサの)幅
T (センサの)厚さ
Claims (20)
- コンポーネント(10)をモニタするためのシステムであって、
前記コンポーネント(10)の上に構成された歪みセンサ(40)と、
前記歪みセンサ(40)を解析するための電界スキャナ(60)と、
前記電界スキャナ(60)と通信動作可能であって、
データポイントセットを得るために、相互に直交するX軸とY軸とに沿って前記歪みセンサ(40)両端の電界値を測定し、
前記データポイントセットに基づき、前記歪みセンサ(40)の電界プロファイルを構築するように動作可能なプロセッサ(100)と、
を備えるシステム。 - 前記電界スキャナ(60)は渦電流コイル(70)を含む、請求項1記載のシステム。
- 前記電界スキャナ(60)はホール効果プローブを含む、請求項1記載のシステム。
- 前記電界スキャナ(60)は導電性プローブを含む、請求項1記載のシステム。
- 前記電界スキャナ(60)はキャパシタンスプローブを含む、請求項1記載のシステム。
- 前記プロセッサ(100)は、さらに、前記X軸およびY軸と直交するZ軸における1つまたは複数のZ軸データポイントを計算して、前記データポイントセットと前記1つまたは複数のZ軸データポイントとに基づいて前記歪みセンサの3次元プロファイルを構築するように動作可能である、請求項1記載のシステム。
- 前記コンポーネント(10)は第1の導電率を有する物質から形成されており、前記歪みセンサ(40)は前記第1の導電率とは異なる第2の導電率を有する検出物質を含む、請求項1記載のシステム。
- 前記検出物質の前記第2の導電率は前記コンポーネント(10)の前記第1の導電率よりも大きい、請求項7記載のシステム。
- 前記コンポーネント(10)はベース(64)と熱バリアコーティング(62)とを有するタービンコンポーネントを含み、前記歪みセンサ(40)は前記ベース(64)と前記熱バリアコーティング(62)との間に配置されている、請求項1記載のシステム。
- 前記プロセッサ(10)は、さらに、複数の電界プロファイルを比較するように動作可能である、請求項1記載のシステム。
- コンポーネント(10)をモニタするための方法であって、
第1のデータポイントセットを得るために、相互に直交するX軸とY軸とに沿って、前記コンポーネント(10)の上に構成された歪みセンサ(40)両端の電界値を測定するステップと、
前記第1のデータポイントセットに基づき、前記歪みセンサ(40)の第1の電界プロファイルを構築するステップと、
を含む方法。 - 前記測定するステップは、前記X軸および前記Y軸における前記歪みセンサ(40)両端の電界スキャナ(60)を、前記X軸および前記Y軸と直交するZ軸における前記歪みセンサ(40)と平行に配置するステップを含む、請求項11記載の方法。
- 前記第1のデータポイントセットに基づいて、前記X軸および前記Y軸と直交するZ軸における第1のZ軸データポイントを計算するステップをさらに含み、第1の電界プロファイルを構築するステップは、前記第1のデータポイントセットと前記第1のZ軸データポイントとに基づいて、前記歪みセンサ(40)の第1の3次元プロファイルを構築するステップを含む、請求項11記載の方法。
- 前記測定するステップは、渦電流コイル(70)における渦電流電界を測定するステップを含む、請求項11記載の方法。
- 前記測定するステップは、ホール効果プローブにおけるホール電磁界を測定するステップを含む、請求項11記載の方法。
- 前記測定するステップは、導電性プローブにおける導電性の変動を測定するステップを含む、請求項11記載の方法。
- 前記測定するステップは、キャパシタンスプローブにおけるキャパシタンスの変動を測定するステップを含む、請求項11記載の方法。
- 前記測定するステップは、
前記渦電流コイル(70)を流れる電流を交番させることにより、一次電磁界を誘導させるステップと、
前記歪みセンサ(40)において生成される渦電流電界を含む二次電磁界を検出するステップと、
をさらに含む請求項14記載の方法。 - 前記測定するステップは、第1の時刻において生じ、前記方法は、
第2のデータポイントセットを得るために、前記第1の時刻と異なる第2の時刻において、前記X軸と前記Y軸とに沿って、前記歪みセンサ(40)を測定するステップと、
前記第2のデータポイントセットに基づいて、前記歪みセンサ(40)の第2の電界プロファイルを構築するステップと、
をさらに含む、請求項11記載の方法。 - 前記歪みセンサ(40)の前記第1の電界プロファイルと前記歪みセンサ(40)の前記第2の電界プロファイルとを比較するステップをさらに含む、請求項11記載の方法。
Applications Claiming Priority (2)
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US14/948,736 | 2015-11-23 | ||
US14/948,736 US10012552B2 (en) | 2015-11-23 | 2015-11-23 | Systems and methods for monitoring component strain |
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JP2017096942A true JP2017096942A (ja) | 2017-06-01 |
JP6849402B2 JP6849402B2 (ja) | 2021-03-24 |
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US (1) | US10012552B2 (ja) |
EP (1) | EP3171127A1 (ja) |
JP (1) | JP6849402B2 (ja) |
CN (1) | CN106813566A (ja) |
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US11274950B2 (en) | 2019-06-17 | 2022-03-15 | United Technologies Corporation | Fabrication of high density sensor array |
CN111750795A (zh) * | 2020-06-18 | 2020-10-09 | 哈尔滨工程大学 | 一种分布式蠕变测量系统及测量方法 |
CN112113740B (zh) * | 2020-11-18 | 2021-02-09 | 中国空气动力研究与发展中心低速空气动力研究所 | 一种测压装置、测压方法及风洞局部气流偏角测量方法 |
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