JP2016512864A - ガスタービンおよびガスタービンを作動させる方法 - Google Patents
ガスタービンおよびガスタービンを作動させる方法 Download PDFInfo
- Publication number
- JP2016512864A JP2016512864A JP2016503584A JP2016503584A JP2016512864A JP 2016512864 A JP2016512864 A JP 2016512864A JP 2016503584 A JP2016503584 A JP 2016503584A JP 2016503584 A JP2016503584 A JP 2016503584A JP 2016512864 A JP2016512864 A JP 2016512864A
- Authority
- JP
- Japan
- Prior art keywords
- compressor
- blade row
- gas turbine
- flow duct
- guide blade
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 52
- 230000001133 acceleration Effects 0.000 claims abstract description 8
- 238000007710 freezing Methods 0.000 claims description 23
- 230000008014 freezing Effects 0.000 claims description 23
- 230000003247 decreasing effect Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000007789 gas Substances 0.000 description 76
- 230000003068 static effect Effects 0.000 description 16
- 238000005259 measurement Methods 0.000 description 15
- 238000002485 combustion reaction Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 6
- 238000011144 upstream manufacturing Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000859 sublimation Methods 0.000 description 2
- 230000008022 sublimation Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D17/00—Regulating or controlling by varying flow
- F01D17/10—Final actuators
- F01D17/12—Final actuators arranged in stator parts
- F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
- F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/02—De-icing means for engines having icing phenomena
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
- F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
- F02C7/057—Control or regulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/12—Fluid guiding means, e.g. vanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/301—Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/303—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/311—Air humidity
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
Description
2 圧縮機入口領域
3 可変入口ガイドブレード列
4 圧縮機流れダクト
5 第1の圧縮機回転子ブレード列
6 第1の圧縮機ガイドブレード列
7 圧力センサ
8 温度センサ
9 入口圧力センサ
10 入口温度センサ
11 空気湿度センサ
12 吸気質量流量
13 ガスタービン
14 吸気部
15 シャフト
16 ダクト壁面
17 氷結センサユニット
18 方法
2 圧縮機入口領域
3 可変入口ガイドブレード列
4 圧縮機流れダクト
5 第1の圧縮機回転子ブレード列
6 第1の圧縮機ガイドブレード列
7 圧力センサ
8 温度センサ
9 入口圧力センサ
10 入口温度センサ
11 空気湿度センサ
12 吸気質量流量
13 ガスタービン
14 吸気部
15 シャフト
16 ダクト壁面
17 氷結センサユニット
18 方法
Claims (8)
- 吸気部(14)および圧縮機流れダクト(4)を有する圧縮機(1)を備えたガスタービン(13)であって、前記圧縮機(1)が、前記圧縮機流れダクト(4)内に位置決めされた、調節可能な入口ガイドブレードを備えた入口ガイドブレード列(3)を有するガスタービン(13)において、
前記ガスタービン(13)は、第1の圧縮機回転子ブレード列(5)と第1の圧縮機ガイドブレード列(6)との間に配置された、少なくとも1つのセンサを備えた氷結センサユニット(17)を有し、前記第1の圧縮機回転子ブレード列(5)は、前記入口ガイドブレード列(3)のすぐ下流側に配置され、前記第1の圧縮機ガイドブレード列(6)は、前記圧縮機流れダクト(4)内の前記第1の圧縮機回転子ブレード列(5)のすぐ下流側に配置されていることを特徴とするガスタービン(13)。 - 前記氷結センサユニット(17)は、少なくとも1つの空気湿度センサ(11)、ならびに少なくとも1つの圧力センサ(7)および1つの温度センサ(8)を有し、それらは前記第1の圧縮機回転子ブレード列(5)と前記第1の圧縮機ガイドブレード列(6)との間に配置されていることを特徴とする請求項1に記載のガスタービン(13)。
- 前記空気湿度センサ(11)は、前記吸気部(14)内に配置されていることを特徴とする請求項2に記載のガスタービン(13)。
- 前記氷結センサユニット(17)は、前記圧縮機流れダクト(4)内において、前記第1の圧縮機回転子ブレード列(5)と前記第1の圧縮機ガイドブレード列(6)との間の周面に沿って分配されるように配置された複数の圧力センサ(7)を有することを特徴とする請求項1から3のいずれか一項に記載のガスタービン(13)。
- 前記氷結センサユニット(17)は、前記圧縮機流れダクト(4)内において、前記第1の圧縮機回転子ブレード列(5)と前記第1の圧縮機ガイドブレード列(6)との間の周面に沿って分配されるように配置された複数の温度センサ(8)を有することを特徴とする請求項1から4のいずれか一項に記載のガスタービン(13)。
- 圧縮機(1)の圧縮機流れダクト(4)内の吸気質量流量(12)を加速させるガスタービン(13)を作動させるための方法(18)であって、
第1のステップでは、空気湿度判断(19)が、圧縮機入口領域(2)内、および/または前記圧縮機流れダクト(4)内で実行され、圧力判断(20)が、前記圧縮機流れダクト(4)内において、第1の圧縮機回転子ブレード列(5)と第1の圧縮機ガイドブレード列(6)との間で実行され、温度判断(21)が、同様に前記圧縮機流れダクト(4)内において、前記第1の圧縮機回転子ブレード列(5)と前記第1の圧縮機ガイドブレード列(6)との間で実行され、
第2のステップでは、氷結危険性判断(22)が実行され、
第3のステップでは、氷結の危険性がある場合に、入口ガイドブレード列(3)の少なくとも入口ガイドブレードが、前記吸気質量流量(12)の加速度が減少され、前記圧縮機(1)の氷結がそれによって避けられるように設定されるように、ブレード調節(23)が実行されることを特徴とする方法(18)。 - 前記空気湿度判断(19)は、圧縮機入口領域(2)内で実行されることを特徴とする請求項6に記載の方法(18)。
- 前記空気湿度判断(19)および/または前記圧力判断(20)ならびに/もしくは前記温度判断(21)では、判断が複数のセンサの測定値から実行されることを特徴とする請求項6または7に記載の方法(18)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13160102.3 | 2013-03-20 | ||
EP13160102.3A EP2781698A1 (de) | 2013-03-20 | 2013-03-20 | Gasturbine und Verfahren zum Betreiben der Gasturbine |
PCT/EP2014/053312 WO2014146854A1 (de) | 2013-03-20 | 2014-02-20 | Gasturbine und verfahren zum betreiben der gasturbine |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016512864A true JP2016512864A (ja) | 2016-05-09 |
JP6088704B2 JP6088704B2 (ja) | 2017-03-01 |
Family
ID=47998201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016503584A Expired - Fee Related JP6088704B2 (ja) | 2013-03-20 | 2014-02-20 | ガスタービンおよびガスタービンを作動させる方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9915166B2 (ja) |
EP (2) | EP2781698A1 (ja) |
JP (1) | JP6088704B2 (ja) |
CN (1) | CN105143611B (ja) |
RU (1) | RU2015144906A (ja) |
WO (1) | WO2014146854A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB201612021D0 (en) * | 2016-07-11 | 2016-08-24 | Rolls-Royce Ltd | A method of operating a gas turbine engine |
CN106499448B (zh) * | 2016-11-22 | 2017-12-26 | 四川金象赛瑞化工股份有限公司 | 一种压缩机安全轴系统装置及保护控制方法 |
GB201820301D0 (en) * | 2018-12-13 | 2019-01-30 | Rolls Royce Plc | Water and ice detection |
CN110056541A (zh) * | 2019-05-30 | 2019-07-26 | 广西玉柴机器股份有限公司 | 一种增压器的压气机外壳 |
CN112983648B (zh) * | 2021-04-13 | 2022-04-01 | 浙江大学 | 一种燃气轮机径向进气室流动主动控制装置 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2756596A (en) * | 1952-03-14 | 1956-07-31 | Gen Motors Corp | Compressor temperature sensing system |
JPS541709A (en) * | 1977-06-07 | 1979-01-08 | Hitachi Ltd | Anti-freezing method and apparatus for gas turbine suction line |
JPS5954738A (ja) * | 1982-08-04 | 1984-03-29 | ゼネラル・エレクトリツク・カンパニイ | 流体流の乾球温度を感知する装置 |
JPS6453429U (ja) * | 1987-09-30 | 1989-04-03 | ||
US5911679A (en) * | 1996-12-31 | 1999-06-15 | General Electric Company | Variable pitch rotor assembly for a gas turbine engine inlet |
JP2002357320A (ja) * | 2001-02-08 | 2002-12-13 | General Electric Co <Ge> | 燃焼用空気中の含水量に関して補正を施したガスタービンのファイヤリング温度及び燃焼基準温度を決定するためのシステム及び方法 |
US20070031238A1 (en) * | 2005-08-03 | 2007-02-08 | Mitsubishi Heavy Industries, Ltd. | Inlet guide vane control device of gas turbine |
JP2009167904A (ja) * | 2008-01-16 | 2009-07-30 | Mitsubishi Heavy Ind Ltd | 空気圧縮機およびそれを用いたガスタービン |
JP2011032869A (ja) * | 2009-07-29 | 2011-02-17 | Mitsubishi Heavy Ind Ltd | ガスタービンの運転方法およびガスタービン |
EP2466096A1 (en) * | 2010-12-20 | 2012-06-20 | Ansaldo Energia S.p.A. | Plant for the production of electric power and method for operating said plant |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62148366U (ja) | 1986-03-11 | 1987-09-19 | ||
JPS63248931A (ja) * | 1987-04-06 | 1988-10-17 | Hitachi Ltd | 圧縮機入口空気水分の氷結防止法 |
US6226974B1 (en) * | 1999-06-25 | 2001-05-08 | General Electric Co. | Method of operation of industrial gas turbine for optimal performance |
US6364602B1 (en) * | 2000-01-06 | 2002-04-02 | General Electric Company | Method of air-flow measurement and active operating limit line management for compressor surge avoidance |
IL165233A (en) * | 2004-11-16 | 2013-06-27 | Israel Hirshberg | Energy conversion facility |
DE502008002475D1 (de) | 2008-05-26 | 2011-03-10 | Siemens Ag | Verfahren zum Betreiben einer Gasturbine |
CN102094711A (zh) * | 2011-01-04 | 2011-06-15 | 北京航空航天大学 | 航空发动机进口气流总压总温的测量装置 |
CN102900539B (zh) * | 2011-07-26 | 2015-01-14 | 中航商用航空发动机有限责任公司 | 防冰和降噪组件 |
-
2013
- 2013-03-20 EP EP13160102.3A patent/EP2781698A1/de not_active Withdrawn
-
2014
- 2014-02-20 US US14/777,319 patent/US9915166B2/en active Active
- 2014-02-20 CN CN201480016893.7A patent/CN105143611B/zh not_active Expired - Fee Related
- 2014-02-20 JP JP2016503584A patent/JP6088704B2/ja not_active Expired - Fee Related
- 2014-02-20 EP EP14707697.0A patent/EP2956630B1/de not_active Not-in-force
- 2014-02-20 RU RU2015144906A patent/RU2015144906A/ru not_active Application Discontinuation
- 2014-02-20 WO PCT/EP2014/053312 patent/WO2014146854A1/de active Application Filing
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2756596A (en) * | 1952-03-14 | 1956-07-31 | Gen Motors Corp | Compressor temperature sensing system |
JPS541709A (en) * | 1977-06-07 | 1979-01-08 | Hitachi Ltd | Anti-freezing method and apparatus for gas turbine suction line |
JPS5954738A (ja) * | 1982-08-04 | 1984-03-29 | ゼネラル・エレクトリツク・カンパニイ | 流体流の乾球温度を感知する装置 |
JPS6453429U (ja) * | 1987-09-30 | 1989-04-03 | ||
US5911679A (en) * | 1996-12-31 | 1999-06-15 | General Electric Company | Variable pitch rotor assembly for a gas turbine engine inlet |
JP2002357320A (ja) * | 2001-02-08 | 2002-12-13 | General Electric Co <Ge> | 燃焼用空気中の含水量に関して補正を施したガスタービンのファイヤリング温度及び燃焼基準温度を決定するためのシステム及び方法 |
US20070031238A1 (en) * | 2005-08-03 | 2007-02-08 | Mitsubishi Heavy Industries, Ltd. | Inlet guide vane control device of gas turbine |
JP2007040171A (ja) * | 2005-08-03 | 2007-02-15 | Mitsubishi Heavy Ind Ltd | ガスタービンの入口案内翼制御装置 |
JP2009167904A (ja) * | 2008-01-16 | 2009-07-30 | Mitsubishi Heavy Ind Ltd | 空気圧縮機およびそれを用いたガスタービン |
JP2011032869A (ja) * | 2009-07-29 | 2011-02-17 | Mitsubishi Heavy Ind Ltd | ガスタービンの運転方法およびガスタービン |
EP2466096A1 (en) * | 2010-12-20 | 2012-06-20 | Ansaldo Energia S.p.A. | Plant for the production of electric power and method for operating said plant |
Also Published As
Publication number | Publication date |
---|---|
US20160024960A1 (en) | 2016-01-28 |
EP2781698A1 (de) | 2014-09-24 |
EP2956630A1 (de) | 2015-12-23 |
JP6088704B2 (ja) | 2017-03-01 |
WO2014146854A1 (de) | 2014-09-25 |
RU2015144906A (ru) | 2017-04-21 |
US9915166B2 (en) | 2018-03-13 |
CN105143611A (zh) | 2015-12-09 |
EP2956630B1 (de) | 2017-04-12 |
CN105143611B (zh) | 2017-07-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2224114B1 (en) | System for engine turn down by controlling compressor extraction air flows | |
JP6088704B2 (ja) | ガスタービンおよびガスタービンを作動させる方法 | |
US8720258B2 (en) | Model based engine inlet condition estimation | |
KR100592143B1 (ko) | 가스 터빈 제어 방법 | |
US9151182B2 (en) | System and method for removing heat from a turbomachine | |
JP2011027106A5 (ja) | ||
US10626800B2 (en) | System and method for calibrating a case cooling system for a gas turbine engine | |
US9909441B2 (en) | Method of operating a clearance control system | |
US6506010B1 (en) | Method and apparatus for compressor control and operation in industrial gas turbines using stall precursors | |
US10316752B2 (en) | Gas turbine cool-down phase operation methods for controlling turbine clearance by adjusting air flow rate | |
JP6010283B2 (ja) | ガスタービンを運転するためのシステム及び方法 | |
EP3061945B1 (en) | Method for controlling the operation of a gas turbine with sequential combustion | |
US20080271459A1 (en) | Method and system for regulating a cooling fluid within a turbomachine in real time | |
EP3269944B1 (en) | A method of operating a gas turbine engine | |
US10125695B2 (en) | Automatic control of turbine blade temperature during gas turbine engine operation | |
JP6801968B2 (ja) | ガスタービンの制御装置および制御方法、並びにガスタービン | |
RU2638245C2 (ru) | Способ управления работой камеры сгорания газотурбинного двигателя | |
JP4990902B2 (ja) | 高温ガスを案内する部分の過熱からのガスタービン装置の保護及び燃焼室内でのフレーム消失の検出をするための方法 | |
KR101874208B1 (ko) | 결빙 방지 수단을 갖는 가스 터빈 | |
EP2466096A1 (en) | Plant for the production of electric power and method for operating said plant | |
JP6273025B2 (ja) | 決定方法及びガスタービン | |
US20140060003A1 (en) | Turbomachine having a flow monitoring system and method of monitoring flow in a turbomachine | |
US20140260287A1 (en) | Gas turbine firing temperature optimization based on sulfur content of fuel supply | |
JP2014145357A (ja) | ノズル過冷却のために湿り空気を用いてガスタービン出力及び高温気体経路構成要素寿命を改善するためのシステム |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20151119 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20151204 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20160914 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20160926 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20161117 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20170104 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20170203 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6088704 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
LAPS | Cancellation because of no payment of annual fees |