JP2011185926A - 熱測定システムおよび漏れ検出方法 - Google Patents
熱測定システムおよび漏れ検出方法 Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/002—Investigating fluid-tightness of structures by using thermal means
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Abstract
【解決手段】システム(12)は、熱放射センサ(42)から少なくとも1つの流体通路(64、66、68)を含む領域の温度を示す信号を受信するように構成された制御装置(44)を含む。制御装置(44)は、その信号に基づいて少なくとも1つの流体通路(64、66、68)内の漏れを検出するようにも構成される。熱放射センサ(42)は、熱電対列を備えることができる。システム(12)は、領域からの熱放射を熱放射センサ(42)に集束するように構成された光学焦点調整装置を備えることができる。
【選択図】図2
Description
12 ガスタービン
14 第1の発電機
16 タービン
18 燃焼器
20 圧縮器
22 蒸気タービン
24 第2の発電機
26 低圧蒸気タービンセクション
28 中圧蒸気タービンセクション
30 高圧蒸気タービンセクション
32 排熱回収ボイラ
34 加熱排気ガス
36 コンデンサ
38 復水ポンプ
40 熱測定システム
42 熱放射センサ
44 制御装置
46 ユーザインターフェース
48 燃料噴射器
50 シャフト
52 排気出口
54 空気取入れ口
56 負荷
58 空気
60 圧縮空気
62 燃料−空気混合物
64 燃料管路
66 希釈剤管路
68 水管路
70 検出素子
72 フィルタ
74 レンズ
76 鏡
78 視野
79 視野角
80 ディスプレイ
82 時間の関数としての温度のグラフ
84 X軸
86 Y軸
88 曲線
90 下限閾値
91 亀裂
92 上限閾値
93 漏れる流体
94 曲線
96 曲線の第1の部分
98 曲線の第2の部分
100 曲線の第3の部分
101 曲線の勾配
102 方法の流れ図
104 流れ図を参照
106 流れ図を参照
108 流れ図を参照
110 流れ図を参照
112 流れ図を参照
114 流れ図を参照
Claims (10)
- 少なくとも1つの流体通路(64、66、68)を含む領域に向けられ、前記領域の温度を示す信号を出力するように構成された熱放射センサ(42)と、
前記熱放射センサ(42)に通信可能に結合され、前記少なくとも1つの流体通路(64、66、68)内の漏れ(93)を前記信号に基づいて検出するように構成された制御装置(44)とを備える、システム(10、12)。 - 前記熱放射センサ(42)が熱電対列を備える、請求項1記載のシステム(10、12)。
- 前記領域からの熱放射を前記熱放射センサ(42)に集束するように構成された光学焦点調整装置(74、76)を備える、請求項1記載のシステム(10、12)。
- 前記光学焦点調整装置(74、76)が鏡(76)、レンズ(74)、またはその組合せを備える、請求項3記載のシステム(10、12)。
- 前記熱放射センサ(42)と前記領域の間に配置され、約8ミクロン未満および約14ミクロンより大きい波長を有する電磁放射の通過を遮断するように構成されたバンドパスフィルタ(72)を備える、請求項1記載のシステム(10、12)。
- 前記熱放射センサ(42)が赤外スペクトル内の周波数を有する熱放射を検出するように構成された、請求項1記載のシステム(10、12)。
- 前記制御装置(44)が、前記領域の前記温度が第1の閾値(92)を超えた場合、第2の閾値(90)未満に低下した場合、またはその組合せの場合に、前記少なくとも1つの流体通路(64、66、68)内の前記漏れ(93)を検出するように構成された、請求項1記載のシステム(10、12)。
- 前記制御装置(44)が、前記領域の前記温度の変化率が第3の閾値を超えた場合に、前記少なくとも1つの流体通路(64、66、68)内の前記漏れ(93)を検出するように構成された、請求項1記載のシステム(10、12)。
- 前記少なくとも1つの流体通路(64、66、68)を含む発電システム(10)を備える、請求項1記載のシステム(10、12)。
- 熱放射センサ(42)から少なくとも1つの流体通路(64、66、68)を含む領域の温度を示す信号を受信するように構成され、前記信号に基づいて前記少なくとも1つの流体通路(64、66、68)内の漏れ(93)を検出するように構成された制御装置(44)を備える、システム(10、12)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US12/718,932 US8410946B2 (en) | 2010-03-05 | 2010-03-05 | Thermal measurement system and method for leak detection |
US12/718,932 | 2010-03-05 |
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JP2011185926A true JP2011185926A (ja) | 2011-09-22 |
JP2011185926A5 JP2011185926A5 (ja) | 2013-05-16 |
JP5926889B2 JP5926889B2 (ja) | 2016-05-25 |
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US (1) | US8410946B2 (ja) |
EP (1) | EP2369318A3 (ja) |
JP (1) | JP5926889B2 (ja) |
CN (1) | CN102192823A (ja) |
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JPWO2017104607A1 (ja) * | 2015-12-15 | 2018-03-01 | コニカミノルタ株式会社 | ガス濃度厚み積測定装置、ガス濃度厚み積測定方法、ガス濃度厚み積測定プログラム、及び、ガス濃度厚み積測定プログラムを記録したコンピュータ読み取り可能な記録媒体 |
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Also Published As
Publication number | Publication date |
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US20110215936A1 (en) | 2011-09-08 |
EP2369318A2 (en) | 2011-09-28 |
EP2369318A3 (en) | 2011-10-05 |
CN102192823A (zh) | 2011-09-21 |
JP5926889B2 (ja) | 2016-05-25 |
US8410946B2 (en) | 2013-04-02 |
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