JP2012132442A - タービンエンジン内の破砕を検出するシステム及び方法 - Google Patents
タービンエンジン内の破砕を検出するシステム及び方法 Download PDFInfo
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- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
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- G01J5/026—Control of working procedures of a pyrometer, other than calibration; Bandwidth calculation; Gain control
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- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
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- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
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- G01J5/0802—Optical filters
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- G01J5/60—Radiation pyrometry, e.g. infrared or optical thermometry using determination of colour temperature
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Abstract
【解決手段】一実施例において、システムが、タービン部品56から広波長帯域放射線信号を受信し、広波長帯域放射線信号を複数の狭波長帯域放射線信号に分割し、狭波長帯域放射線信号に基づいてタービン部品56の放射率を測定し、放射率に基づいてタービン部品56の表面上の破砕を検出するように構成された、マルチスペクトル高温測定システム36を備える。
【選択図】図2
Description
12 燃料噴射器
14 供給燃料
16 燃焼器
18 タービン
19 シャフト
20 排気口
22 圧縮機
24 吸気口
26 負荷
30 空気
32 圧縮空気
34 燃料−空気混合物
36 マルチスペクトル高温測定システム
38 光接続部
40 覗き穴
42 波長分割装置
44 検出器
46 コントローラ
48 排ガス
50 軸方向
52 周方向
54 第1段ベーン
56 第1段ブレード
58 タービンロータ
60 第2段ベーン
62 第2段ブレード
64 端壁
66 半径方向
68 プラットフォーム
70 シャンク
72 エンジェルウィング
74 タービンシュラウド
76 第1光接続部
78 第2光接続部
79 第3光接続部
80 広波長帯域放射線信号
82 光コリメータ
84 平行ビーム
86 第1ダイクロイックミラー
88 第2ダイクロイックミラー
90 第3ダイクロイックミラー
92 反射コーティング
94 狭波長帯域放射線信号
96 放射線
98 光学素子
100 レンズ
102 見通し線
104 破砕
106 第1信号
108 第2信号
110 第3信号
112 温度
114 グラフ
116 x軸
118 y軸
120 曲線
122 放射率
124 グラフ
126 x軸
128 y軸
130 曲線
132 極大値
134 視野
136 二次元温度マップ
138 二次元放射率マップ
140 高放射率領域
142 方法フローチャート
144 タービン部品から広波長帯域放射線信号を受信する
146 広波長帯域放射線信号を複数の狭波長帯域放射線信号に分割する
148 狭波長帯域放射線信号に基づいてタービン部品の放射率を測定する
150 放射率に基づいてタービン部品表面上の破砕を検出する
152 放射率に基づいてタービン部品表面上の破砕領域を測定する
154 狭波長帯域放射線信号に基づいてタービン部品の温度を測定する
Claims (10)
- タービン部品(56)から広波長帯域放射線信号(80)を受信し、前記広波長帯域放射線信号(80)を複数の狭波長帯域放射線信号(94)に分割し、前記複数の狭波長帯域放射線信号(94)に基づいて前記タービン部品(56)の放射率(122)を測定し、前記放射率(122)に基づいて前記タービン部品(56)の表面上の破砕(104)を検出するように構成された、マルチスペクトル高温測定システム(36)を備える、システム(10)。
- 前記マルチスペクトル高温測定システム(36)が、前記複数の狭波長帯域放射線信号(94)に基づいて前記タービン部品(56)の温度(112)を測定するように構成されている、請求項1に記載のシステム(10)。
- 前記マルチスペクトル高温測定システム(36)が、前記複数の狭波長帯域放射線信号(94)に基づいて前記タービン部品(56)の二次元温度マップ(136)を測定するように構成されている、請求項2に記載のシステム(10)。
- 前記マルチスペクトル高温測定システム(36)が、前記広波長帯域放射線信号(80)を少なくとも3つの狭波長帯域放射線信号(94)に分割するように構成されている、請求項1に記載のシステム(10)。
- 第1狭波長帯域放射線信号(94)が約1000から1100nmの波長領域を有し、第2狭波長帯域放射線信号(94)が約1200から1300nmの波長領域を有し、第3狭波長帯域放射線信号(94)が約1550から1650nmの波長領域を有する、請求項4に記載のシステム(10)。
- 前記マルチスペクトル高温測定システム(36)が、前記広波長帯域放射線信号(80)を前記複数の狭波長帯域放射線信号(94)に分割するように構成された波長分割装置(42)を備え、
前記波長分割装置(42)が、複数のダイクロイックミラー(86、88、90)を含む、請求項1に記載のシステム(10)。 - 前記マルチスペクトル高温測定システム(36)が、前記複数の狭波長帯域放射線信号(94)に基づいて前記タービン部品(56)の二次元放射率マップ(138)を測定するように構成されている、請求項1に記載のシステム(10)。
- 前記マルチスペクトル高温測定システム(36)が、前記放射率(122)に基づいて前記タービン部品(56)の表面上の破砕(104)の領域を測定するように構成されている、請求項7に記載のシステム(10)。
- タービン(18)であって、前記タービン部品(56)及び該タービン(18)内に通じる覗き穴(40)を備えたタービン(18)を含み、
前記マルチスペクトル高温測定システム(36)が、光ファイバーケーブル又は光学画像システムを介して前記覗き穴(40)と光学的に結合されるように構成されている、請求項1に記載のシステム(10)。 - 前記タービン部品(56)が、ブレード(56、62)、ベーン(54、60)、端壁(64)、プラットフォーム(68)、エンジェルウィング(72)、又はシュラウド(74)を備える、請求項1に記載のシステム(10)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/972,169 US10132688B2 (en) | 2010-12-17 | 2010-12-17 | System and method for detecting spall within a turbine engine |
US12/972,169 | 2010-12-17 |
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JP2012132442A true JP2012132442A (ja) | 2012-07-12 |
JP5981709B2 JP5981709B2 (ja) | 2016-08-31 |
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JP2011272891A Active JP5981709B2 (ja) | 2010-12-17 | 2011-12-14 | タービンエンジン内の破砕を検出するシステム及び方法 |
Country Status (5)
Country | Link |
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US (1) | US10132688B2 (ja) |
JP (1) | JP5981709B2 (ja) |
CN (1) | CN102608039B (ja) |
DE (1) | DE102011056567B4 (ja) |
FR (1) | FR2969283B1 (ja) |
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US9134199B2 (en) * | 2013-06-24 | 2015-09-15 | General Electric Company | Optical monitoring system for a gas turbine engine |
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US10697317B2 (en) | 2016-03-17 | 2020-06-30 | General Electric Company | Optical imaging system for a gas turbine engine |
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CN113340941B (zh) * | 2021-08-04 | 2021-10-29 | 湖南大学 | 一种基于红外成像的设备检测系统 |
CN113588245A (zh) * | 2021-08-18 | 2021-11-02 | 中国航发贵阳发动机设计研究所 | 一种立式轮盘超转试验器的反向温度场控制装置 |
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FR2969283A1 (fr) | 2012-06-22 |
DE102011056567A1 (de) | 2012-06-21 |
CN102608039A (zh) | 2012-07-25 |
FR2969283B1 (fr) | 2020-12-18 |
JP5981709B2 (ja) | 2016-08-31 |
CN102608039B (zh) | 2016-09-07 |
DE102011056567B4 (de) | 2023-07-06 |
US10132688B2 (en) | 2018-11-20 |
US20120153157A1 (en) | 2012-06-21 |
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