JP2012036894A - 発電システム内の故障検出及び故障緩和のための熱制御システム - Google Patents
発電システム内の故障検出及び故障緩和のための熱制御システム Download PDFInfo
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- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas- turbine plants for special use
- F02C6/18—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas- turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D17/00—Regulating or controlling by varying flow
- F01D17/02—Arrangement of sensing elements
- F01D17/08—Arrangement of sensing elements responsive to condition of working-fluid, e.g. pressure
- F01D17/085—Arrangement of sensing elements responsive to condition of working-fluid, e.g. pressure to temperature
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- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
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Abstract
【解決手段】システム10は、熱交換器34、54内へと至る流体流路に沿った少なくとも1つの導管に向けて視野を配向するように構成された放射センサ66を含む。この放射センサ66は、少なくとも1つの導管の温度を示す信号を出力するように構成される。システム10は更に、放射センサ66に通信可能に結合されたコントローラ68を含む。このコントローラ68は、信号に基づいて温度を判定し、この温度と閾値範囲とを比較して、温度が閾値範囲から外れる場合に流体流路又は少なくとも1つの導管を通る流体流を調節するように構成される。
【選択図】図1
Description
12 ガスタービンエンジン
14 燃焼器
16 タービン
18 シャフト
20 圧縮機
22 発電機
24 スイッチギヤ
26 相分離母線
28 発電機用昇圧変圧器
30 送電網
32 排ガス
34 排熱回収ボイラ
36 排気筒
38 冷却された排ガスの流れの方向
40 高圧蒸気
42 蒸気タービン
44 発電機
46 スイッチギヤ
48 相分離母線
50 発電機用昇圧変圧器
52 低圧蒸気
54 復水器
56 冷却水
58 水
60 熱水
62 冷却塔
64 熱制御システム
66 熱放射センサ
68 コントローラ
69 二次スイッチギヤ
70 ユーザーインターフェース
71 二次スイッチギヤ
72 下流方向
74 導管
76 フィン
78 第1のマニホルド
80 第2のマニホルド
82 覗き窓
84 フィルタ
86 レンズ
88 鏡
90 視野
92 視野角
94 HRSG断面
96 表示
98 アラーム
100 グラフ
102 X軸
104 Y軸
106 曲線
108 平均温度
110 上限閾値
112 下限閾値
113 弁
114 サーモパイル素子
116 数字表示
117 弁
118 第1の電気筺体
119 スイッチ
120 第1の導電体
121 第2の電気筺体
122 第2の導電体
123 入力導体
124 電気コネクタ
125 第3の導電体
126 電気部品
127 第4の導電体
128 内部導電体
129 電気導管
130 導電体アセンブリ
132 電気筺体
134 電気絶縁体
135 導電体
136 ボルト
138 接点
140 主配線
142 補助配線
144 スイッチ
146 スイッチ
148 二次相分離母線
150 二次相分離母線導管
152 スイッチ
Claims (10)
- 熱交換器(34、54)内へと至る流体流路に沿った少なくとも1つの導管(74)に向けて視野(90)を配向するように構成された、前記少なくとも1つの導管(74)の温度を示す信号を出力するように構成された放射センサ(66)と、
前記放射センサ(66)に通信可能に結合されており、前記信号に基づいて前記温度を判定し、前記温度と閾値範囲とを比較して、前記温度が前記閾値範囲から外れる場合に、前記流体流路又は前記少なくとも1つの導管を通る流体流を調節するように構成されたコントローラ(68)と、を有するシステム(10)。 - 前記放射センサ(66)が、前記流体流路に沿った前記少なくとも1つの導管(74)の平均温度を示す第2の信号を出力するように構成されたサーモパイル、又は前記流体流路に沿った前記少なくとも1つの導管(74)の多次元温度プロファイルを示す第3の信号を出力するように構成されたサーモパイルアレイから成る、請求項1に記載のシステム(10)。
- 前記閾値範囲の上限(110)が前記少なくとも1つの導管(74)の所望最高動作温度を示すか、又は前記閾値範囲の下限(112)が前記少なくとも1つの導管(74)内における流体漏れを示すか、又は、前記閾値範囲の上限(110)が前記少なくとも1つの導管(74)の所望最高動作温度を示し且つ前記閾値範囲の下限(112)が前記少なくとも1つの導管(74)内における流体漏れを示す、請求項1に記載のシステム(10)。
- 前記少なくとも1つの導管(74)に結合された複数のフィン(76)を有するシステムであって、前記閾値範囲の下限(112)が、前記少なくとも1つの導管(74)から、少なくとも1つのフィン(76)が少なくとも部分的に分離していることを示す、請求項1に記載のシステム(10)。
- 前記流体流路に沿って複数の導管(74)を有するシステムであって、前記コントローラ(68)が前記信号に基づいて各導管の前記温度を判定し、前記導管(74)の各々の温度と前記閾値範囲とを比較して、前記温度が前記閾値範囲を外れる場合に各導管(74)を通る前記流体流を個別に調節するように構成された、請求項1に記載のシステム(10)。
- 前記コントローラ(68)が、前記温度が前記閾値範囲の上限(110)を超える場合に前記少なくとも1つの導管(74)を通る前記流体流を増加させるか、又は、前記温度が前記閾値範囲の下限(112)よりも低い場合に前記少なくとも1つの導管(74)を通る前記流体流を減少させるか、又は、前記温度が前記閾値範囲の上限(110)を超える場合に前記少なくとも1つの導管(74)を通る前記流体流を増加させ且つ前記温度が前記閾値範囲の下限(112)よりも低い場合に前記少なくとも1つの導管(74)を通る前記流体流を減少させるように構成された、請求項1に記載のシステム(10)。
- コントローラ(68)が、前記温度が前記閾値範囲の上限(110)を超える場合に、前記流体流路を通る前記流体流を減少させるように構成された、請求項1に記載のシステム(10)。
- タービン(16、42)と熱交換器(34、54)とを有するシステムであって、前記タービン(16、42)がガスタービン(16)又は蒸気タービン(42)から成り、前記熱交換器(34、54)が排熱回収ボイラ(34)又は復水器(54)から成る、請求項1に記載のシステム(10)。
- 前記放射センサ(66)が、赤外線スペクトルの範囲内の波長を有する熱放射を検出するように構成された、請求項1に記載のシステム(10)。
- 前記視野(90)が、前記流体流路内に通じる覗き窓(82)に向けて配向されており、前記覗き窓(82)が、前記放射センサ(66)により測定される波長を実質的に透過させる、請求項1に記載のシステム(10)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/850,793 | 2010-08-05 | ||
US12/850,793 US9097182B2 (en) | 2010-08-05 | 2010-08-05 | Thermal control system for fault detection and mitigation within a power generation system |
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JP2012036894A true JP2012036894A (ja) | 2012-02-23 |
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JP2011170604A Pending JP2012036894A (ja) | 2010-08-05 | 2011-08-04 | 発電システム内の故障検出及び故障緩和のための熱制御システム |
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US (1) | US9097182B2 (ja) |
EP (1) | EP2415973B1 (ja) |
JP (1) | JP2012036894A (ja) |
CN (1) | CN102374029B (ja) |
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CN102374029A (zh) | 2012-03-14 |
CN102374029B (zh) | 2016-05-11 |
EP2415973A2 (en) | 2012-02-08 |
US20120031581A1 (en) | 2012-02-09 |
US9097182B2 (en) | 2015-08-04 |
EP2415973B1 (en) | 2019-04-03 |
EP2415973A3 (en) | 2015-01-14 |
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