JP4681904B2 - 接地された高周波シールドにおいて信号を検出することによるガスタービンエンジン点火器の火花検出 - Google Patents
接地された高周波シールドにおいて信号を検出することによるガスタービンエンジン点火器の火花検出 Download PDFInfo
- Publication number
- JP4681904B2 JP4681904B2 JP2005031545A JP2005031545A JP4681904B2 JP 4681904 B2 JP4681904 B2 JP 4681904B2 JP 2005031545 A JP2005031545 A JP 2005031545A JP 2005031545 A JP2005031545 A JP 2005031545A JP 4681904 B2 JP4681904 B2 JP 4681904B2
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- Prior art keywords
- igniter
- coil
- current
- spark
- gas turbine
- 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.)
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Images
Classifications
-
- 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
- F02C7/26—Starting; Ignition
- F02C7/264—Ignition
- F02C7/266—Electric
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Plasma Technology (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Description
jwL+1/jwC=0
であり、上式で
Lは、インダクタンス、
Cは、キャパシタンス、
wは、擬似共振周波数、
jは、虚数演算子である。
33 シェル
72 補助電極
75 絶縁体
78 先端部
84 電流
85 プラズマ
86 取り付けネジ
Claims (6)
- ガスタービンエンジン(3)の点火器(340)における火花(40)を感知する装置であって、
a)前記点火器(340)が挿入されるホルダ(311)と、
b)前記ホルダ内に装着されるコイル(310)と、
c)前記コイル(310)内の電流を検出するための検出器(150)と、
を備え、
(1)ケーブル(335)が励振器(330)から前記点火器(340)まで延びており、
(2)前記ケーブル(335)が電力を前記点火器(340)へ供給し、
(3)外側導電性シールド(345)が、前記ケーブル(335)を囲んで、前記エンジン(3)に接続されており、
(4)前記ケーブル(335)が、接触点において前記点火器(340)に接続され、第2の導電性シールド(350)が前記接触点から前記点火器(340)に沿って延びており、
d)前記コイル(310)が、前記導電性シールドの両方(345、350)に対して完全に外側にある
ことを特徴とする、装置。 - 前記ホルダ(311)が、前記エンジン(3)の正常運転中に79°C(175°F)又はこれより高い温度に達することを特徴とする請求項1に記載の装置。
- 前記ホルダ(311)が、導電性であり、システム接地に保持されることを特徴とする請求項1に記載の装置。
- 前記コイル(310)には前記点火器(340)を通って電流が全く流入しないことを特徴とする請求項2に記載の装置。
- 前記点火器(340)の一部が、前記コイル(310)のコアを形成することを特徴とする請求項1に記載の装置。
- 前記第2の導電性シールド(350)が、前記点火器(340)のハウジングを含むことを特徴とする請求項1に記載の装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/775,847 US7093422B2 (en) | 2004-02-10 | 2004-02-10 | Detecting spark in igniter of gas turbine engine by detecting signals in grounded RF shielding |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005226988A JP2005226988A (ja) | 2005-08-25 |
JP4681904B2 true JP4681904B2 (ja) | 2011-05-11 |
Family
ID=34701343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005031545A Expired - Fee Related JP4681904B2 (ja) | 2004-02-10 | 2005-02-08 | 接地された高周波シールドにおいて信号を検出することによるガスタービンエンジン点火器の火花検出 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7093422B2 (ja) |
EP (1) | EP1564491A3 (ja) |
JP (1) | JP4681904B2 (ja) |
CN (1) | CN100523455C (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2333381C2 (ru) * | 2005-11-03 | 2008-09-10 | Нек Лаб Холдинг Инк. | Способ инициирования воспламенения, интенсификации горения или реформинга топливовоздушных и топливокислородных смесей |
US20090165436A1 (en) * | 2007-12-28 | 2009-07-02 | General Electric Company | Premixed, preswirled plasma-assisted pilot |
DK2752577T3 (da) | 2010-01-14 | 2020-06-08 | Senvion Gmbh | Vindmøllerotorbladkomponenter og fremgangsmåder til fremstilling heraf |
US10137542B2 (en) | 2010-01-14 | 2018-11-27 | Senvion Gmbh | Wind turbine rotor blade components and machine for making same |
US9086018B2 (en) | 2010-04-23 | 2015-07-21 | Hamilton Sundstrand Corporation | Starting a gas turbine engine to maintain a dwelling speed after light-off |
US9822708B2 (en) * | 2014-05-06 | 2017-11-21 | Woodward, Inc. | Igniter event conductor for conducting igniter events from a combustion chamber to a sensor |
US10473033B2 (en) * | 2016-10-19 | 2019-11-12 | Honeywell International Inc. | Gas turbine engine |
US10894610B2 (en) * | 2017-06-05 | 2021-01-19 | The Boeing Company | Jet stream lightning protection apparatus, system, and method the same |
CN109059044A (zh) * | 2018-07-13 | 2018-12-21 | 湖南云顶智能科技有限公司 | 一种设置有脉冲点火源的支板喷注燃烧装置及点火方法 |
FR3100392A1 (fr) * | 2019-08-28 | 2021-03-05 | Safran Aircraft Engines | Surveillance d’usure d’une bougie de turbomachine par repérage visuel d’une usure différentielle |
US20210172376A1 (en) * | 2019-12-10 | 2021-06-10 | General Electric Company | Combustor ignition timing |
CN111521939B (zh) * | 2020-05-15 | 2021-05-14 | 杭州核诺瓦科技有限公司 | 无损检测汽轮发电机转子导电螺钉瞬态特性的装置及方法 |
US11229113B1 (en) | 2020-08-12 | 2022-01-18 | Metrolaser, Inc. | Discharge cell systems and methods |
KR102520679B1 (ko) * | 2021-07-08 | 2023-04-11 | (주)고려엔지니어링 | 플라즈마 점화 장치 |
CN115962483A (zh) * | 2023-02-20 | 2023-04-14 | 中国人民解放军国防科技大学 | 一种超燃冲压发动机燃烧室及燃烧增强方法 |
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GB998371A (en) * | 1964-05-04 | 1965-07-14 | Rolls Royce | Ignition means for a continuous flow engine |
GB2269020A (en) * | 1992-07-25 | 1994-01-26 | Econocruise Ltd | Ignition monitoring system |
US5508618A (en) * | 1993-07-15 | 1996-04-16 | Simmonds Precision Engine Systems | Coreless detector for ignition dischage current |
US5572135A (en) * | 1993-12-27 | 1996-11-05 | Simmonds Precision Engine Systems | Diagnostic apparatus and methods for ignition circuits |
JP2000303859A (ja) * | 1998-12-22 | 2000-10-31 | General Electric Co <Ge> | 多重電極点火装置 |
JP2005514547A (ja) * | 2001-07-31 | 2005-05-19 | スナップ − オン テクノロジーズ,インコーポレイテッド | コイルオンプラグ誘導性サンプリング方法および装置 |
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US2969500A (en) * | 1957-08-02 | 1961-01-24 | Frank S Andert | Spark plug and ignition indicator system therefor |
DE2236187A1 (de) * | 1972-07-24 | 1974-02-21 | Kapsch Telephon Telegraph | Schaltungsanordnung zur elektronischen ueberwachung der zuendfunktion eines verbrennungsmotors |
US3967149A (en) * | 1973-07-05 | 1976-06-29 | Champion Spark Plug Company | Spark plug |
DE2343895A1 (de) * | 1973-08-31 | 1975-03-13 | Bosch Gmbh Robert | Verfahren und einrichtung zur ueberpruefung der zuendanlage von brennkraftmaschinen |
US4090125A (en) * | 1977-02-22 | 1978-05-16 | Ambac Industries, Incorporated | Ignition indicator for internal combustion engines |
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-
2004
- 2004-02-10 US US10/775,847 patent/US7093422B2/en not_active Expired - Fee Related
-
2005
- 2005-02-08 JP JP2005031545A patent/JP4681904B2/ja not_active Expired - Fee Related
- 2005-02-09 EP EP20050250751 patent/EP1564491A3/en not_active Withdrawn
- 2005-02-16 CN CNB2005100090297A patent/CN100523455C/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB998371A (en) * | 1964-05-04 | 1965-07-14 | Rolls Royce | Ignition means for a continuous flow engine |
GB2269020A (en) * | 1992-07-25 | 1994-01-26 | Econocruise Ltd | Ignition monitoring system |
US5508618A (en) * | 1993-07-15 | 1996-04-16 | Simmonds Precision Engine Systems | Coreless detector for ignition dischage current |
US5572135A (en) * | 1993-12-27 | 1996-11-05 | Simmonds Precision Engine Systems | Diagnostic apparatus and methods for ignition circuits |
JP2000303859A (ja) * | 1998-12-22 | 2000-10-31 | General Electric Co <Ge> | 多重電極点火装置 |
JP2005514547A (ja) * | 2001-07-31 | 2005-05-19 | スナップ − オン テクノロジーズ,インコーポレイテッド | コイルオンプラグ誘導性サンプリング方法および装置 |
Also Published As
Publication number | Publication date |
---|---|
CN1690387A (zh) | 2005-11-02 |
CN100523455C (zh) | 2009-08-05 |
US7093422B2 (en) | 2006-08-22 |
EP1564491A3 (en) | 2005-11-23 |
EP1564491A2 (en) | 2005-08-17 |
JP2005226988A (ja) | 2005-08-25 |
US20050172637A1 (en) | 2005-08-11 |
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