JP2012117670A - ターボ機械用のクロスシール - Google Patents
ターボ機械用のクロスシール Download PDFInfo
- Publication number
- JP2012117670A JP2012117670A JP2011255657A JP2011255657A JP2012117670A JP 2012117670 A JP2012117670 A JP 2012117670A JP 2011255657 A JP2011255657 A JP 2011255657A JP 2011255657 A JP2011255657 A JP 2011255657A JP 2012117670 A JP2012117670 A JP 2012117670A
- Authority
- JP
- Japan
- Prior art keywords
- seal
- cross
- shim
- layers
- leakage
- 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
- 239000004744 fabric Substances 0.000 title claims abstract description 30
- 238000007789 sealing Methods 0.000 claims description 7
- 239000000565 sealant Substances 0.000 claims description 5
- 239000007789 gas Substances 0.000 description 29
- 239000000567 combustion gas Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000037406 food intake Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/104—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by structure
-
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/005—Sealing means between non relatively rotating elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/08—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing
- F16J15/0806—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing characterised by material or surface treatment
- F16J15/0812—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing characterised by material or surface treatment with a braided or knitted body
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/12—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering
- F16J15/121—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering with metal reinforcement
- F16J15/125—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering with metal reinforcement generally perpendicular to the surfaces
-
- 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
- F02C7/28—Arrangement of seals
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/601—Fabrics
- F05D2300/6012—Woven fabrics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
- F23R2900/00012—Details of sealing devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】本クロスシール(100)は、幾つかのクロス層(110)と、クロス層(110)間に配置されたシム(140)と、クロス層(110)の端部(190)に配置されて、該クロス層(110)の少なくとも1つを通る漏洩流路(210)を封鎖する端部シール(180)とを含むことができる。
【選択図】 図4
Description
(1)クロスシールの長さにわたって延在する金属シムの下方からの漏洩、並びに
(2)クロスシールの端部及び嵌合スロットの端部間のギャップを通しての漏洩、
として認めることができる。
15 圧縮機
20 空気の流れ
25 燃焼器
30 燃料の流れ
35 燃焼ガスの流れ
40 タービン
45 負荷
50 クロスシール
55 クロス層
60 上部クロス層
65 下部クロス層
70 シム
75 側部フランジ
80 直線脚部
85 弓形脚部
87 スポット溶接部
90 第1の部品
91 第2の部品
92 スロット
93 スロットギャップ
94 側部漏洩通路
95 端部漏洩通路
96 第2の端部漏洩通路
100 クロスシール
110 クロス層
120 上部クロス層
130 下部クロス層
140 シム
150 側部フランジ
160 直線脚部
170 弓形脚部
180 端部シール
190 端部
200 端部フランジシール
205 湾曲形状部
210 漏洩流路
215 端部ギャップ
220 クロスシール
230 端部フランジシール
235 平坦形状部
240 クロスシール
250 端部シムシール
260 クロスシール
270 シム
280 端部フランジシール
290 屈曲形状部
300 第1のシム
305 上向き屈曲形状部
310 第2のシム
315 下向き屈曲形状部
320 クロスシール
330 クリップシール
340 クロスシール
345 端部壁
350 コンプライアントシール
360 C字形シール
370 クロスシール
380 耐熱シーラント
390 クロスシール
400 延長シム
Claims (15)
- タービン部品(90、91)で使用するクロスシール(100)であって、
複数のクロス層(110)と、
前記複数のクロス層(110)間に配置されたシム(140)と、
前記複数のクロス層(110)の端部に配置されて、該複数のクロス層(110)の少なくとも1つを通る漏洩流路(210)を封鎖する端部シール(180)と
を備えるクロスシール(100)。 - 前記複数のクロス層(110)が上部クロス層(120)及び下部クロス層(130)を含み、前記端部シール(180)が、前記下部クロス層(130)を通る前記漏洩流路(210)を封鎖する、請求項1記載のクロスシール(100)。
- 複数の端部シール(180)をさらに含む、請求項1記載のクロスシール(100)。
- 前記複数の端部シール(180)が複数の異なる端部シール(180)を含む、請求項3記載のクロスシール(100)。
- 前記端部シール(180)が端部フランジシール(200)を含む、請求項1記載のクロスシール(100)。
- 前記端部フランジシール(200)が前記シム(140)から延在する、請求項5記載のクロスシール(100)。
- 前記端部フランジシール(200)が端部ギャップ(215)内に延在する、請求項5記載のクロスシール(100)。
- 前記端部フランジシール(200)が実質的湾曲形状部(205)を含む、請求項5記載のクロスシール(100)。
- 前記端部フランジシール(200)が実質的平坦形状部(235)を含む、請求項5記載のクロスシール(100)。
- 複数のシム(140)をさらに含み、前記複数のシム(140)の各々がその上に前記端部フランジシール(200)を含む、請求項5記載のクロスシール(100)。
- 前記端部シール(180)が端部シムシール(310)を含む、請求項1記載のクロスシール(100)。
- 前記端部シール(180)がクリップシール(330)を含む、請求項1記載のクロスシール(100)。
- 前記端部シール(180)が、実質的コンプライアントシール(350)を含む、請求項1記載のクロスシール(100)。
- 前記端部シール(180)が、前記複数のクロス層(110)の少なくとも1つに適用された耐熱シーラントを含む、請求項1記載のクロスシール(100)。
- タービン部品(90、91)で使用するクロスシール(100)であって、
複数のクロス層(110)と、
前記複数のクロス層(110)間に配置されたシム(140)と、
前記複数のクロス層(110)の端部(190)に配置されて、該複数のクロス層(110)の少なくとも1つを通る漏洩流路(210)を封鎖する端部シーリング手段(180)と
を備えるクロスシール(100)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/954,973 | 2010-11-29 | ||
US12/954,973 US8613451B2 (en) | 2010-11-29 | 2010-11-29 | Cloth seal for turbo-machinery |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012117670A true JP2012117670A (ja) | 2012-06-21 |
JP5890663B2 JP5890663B2 (ja) | 2016-03-22 |
Family
ID=46049911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011255657A Expired - Fee Related JP5890663B2 (ja) | 2010-11-29 | 2011-11-24 | ターボ機械用のクロスシール |
Country Status (5)
Country | Link |
---|---|
US (1) | US8613451B2 (ja) |
JP (1) | JP5890663B2 (ja) |
CN (1) | CN102536338B (ja) |
DE (1) | DE102011055692A1 (ja) |
FR (1) | FR2968033A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014005881A (ja) * | 2012-06-25 | 2014-01-16 | Ihi Corp | 熱交換器のシール構造及び圧縮機 |
JP2016205389A (ja) * | 2015-04-24 | 2016-12-08 | ゼネラル・エレクトリック・カンパニイ | ターボ機械用の複合シール |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120183393A1 (en) * | 2011-01-14 | 2012-07-19 | General Electric Company | Assembly and method for preventing fluid flow |
US8678754B2 (en) * | 2011-01-24 | 2014-03-25 | General Electric Company | Assembly for preventing fluid flow |
US20120211943A1 (en) * | 2011-02-22 | 2012-08-23 | General Electric Company | Sealing device and method for providing a seal in a turbine system |
US10161523B2 (en) * | 2011-12-23 | 2018-12-25 | General Electric Company | Enhanced cloth seal |
US20140062034A1 (en) * | 2012-08-06 | 2014-03-06 | General Electric Company | Gas path leakage seal for a turbine |
US20140091531A1 (en) * | 2012-10-03 | 2014-04-03 | General Electric Company | Spline seal with cooling pathways |
US9759081B2 (en) | 2013-10-08 | 2017-09-12 | General Electric Company | Method and system to facilitate sealing in gas turbines |
US9416675B2 (en) | 2014-01-27 | 2016-08-16 | General Electric Company | Sealing device for providing a seal in a turbomachine |
US10047622B2 (en) * | 2014-07-22 | 2018-08-14 | General Electric Company | Flexible layered seal for turbomachinery |
US10099290B2 (en) | 2014-12-18 | 2018-10-16 | General Electric Company | Hybrid additive manufacturing methods using hybrid additively manufactured features for hybrid components |
US10280777B2 (en) | 2014-12-19 | 2019-05-07 | General Electric Company | System and method including a circumferential seal assembly to facilitate sealing in a turbine |
US9995160B2 (en) | 2014-12-22 | 2018-06-12 | General Electric Company | Airfoil profile-shaped seals and turbine components employing same |
US10267171B2 (en) | 2015-12-08 | 2019-04-23 | General Electric Company | Seal assembly for a turbomachine |
US10247024B2 (en) * | 2015-12-08 | 2019-04-02 | General Electric Company | Seal assembly for a turbomachine |
US10094231B2 (en) | 2015-12-08 | 2018-10-09 | General Electric Company | Seal assembly for a turbomachine |
US10138747B2 (en) | 2017-01-28 | 2018-11-27 | General Electric Company | Seal assembly to seal end gap leaks in gas turbines |
US10890078B1 (en) * | 2017-06-12 | 2021-01-12 | Technetics Group Llc | Flexible seal assembly |
US11015483B2 (en) * | 2018-03-09 | 2021-05-25 | General Electric Company | High pressure compressor flow path flanges with leak resistant plates for improved compressor efficiency and cyclic life |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5934687A (en) * | 1997-07-07 | 1999-08-10 | General Electric Company | Gas-path leakage seal for a turbine |
US7367567B2 (en) * | 2005-03-02 | 2008-05-06 | United Technologies Corporation | Low leakage finger seal |
JP2008128276A (ja) * | 2006-11-16 | 2008-06-05 | Mitsubishi Heavy Ind Ltd | 回転機械の軸シール装置 |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2249127A (en) * | 1939-10-16 | 1941-07-15 | Frederick W Goetze | Composite gasket and casing therefor |
US3026367A (en) * | 1959-05-08 | 1962-03-20 | Tech Wire Prod Inc | Shielding and mounting strip |
US5172920A (en) * | 1992-01-28 | 1992-12-22 | Diamond Manufacturing Co. | Composite material for gaskets |
US5509669A (en) * | 1995-06-19 | 1996-04-23 | General Electric Company | Gas-path leakage seal for a gas turbine |
US5915697A (en) * | 1997-09-22 | 1999-06-29 | General Electric Company | Flexible cloth seal assembly |
US6162014A (en) * | 1998-09-22 | 2000-12-19 | General Electric Company | Turbine spline seal and turbine assembly containing such spline seal |
US6345494B1 (en) | 2000-09-20 | 2002-02-12 | Siemens Westinghouse Power Corporation | Side seal for combustor transitions |
US6502825B2 (en) * | 2000-12-26 | 2003-01-07 | General Electric Company | Pressure activated cloth seal |
US6547256B2 (en) * | 2000-12-26 | 2003-04-15 | General Electric Company | Cloth ring seal |
US20020121744A1 (en) | 2001-03-05 | 2002-09-05 | General Electric Company | Low leakage flexible cloth seals for turbine combustors |
US6619669B2 (en) | 2001-07-11 | 2003-09-16 | General Electric Company | Flexible non-metallic seals made of non-woven fabric |
US20030039542A1 (en) * | 2001-08-21 | 2003-02-27 | Cromer Robert Harold | Transition piece side sealing element and turbine assembly containing such seal |
US6609885B2 (en) | 2001-12-28 | 2003-08-26 | General Electric Company | Supplemental seal for the chordal hinge seal in a gas turbine |
US6637751B2 (en) | 2001-12-28 | 2003-10-28 | General Electric Company | Supplemental seal for the chordal hinge seals in a gas turbine |
US6609886B2 (en) | 2001-12-28 | 2003-08-26 | General Electric Company | Composite tubular woven seal for gas turbine nozzle and shroud interface |
US6599089B2 (en) | 2001-12-28 | 2003-07-29 | General Electric Company | Supplemental seal for the chordal hinge seal in a gas turbine |
US6637752B2 (en) | 2001-12-28 | 2003-10-28 | General Electric Company | Supplemental seal for the chordal hinge seal in a gas turbine |
US6652231B2 (en) | 2002-01-17 | 2003-11-25 | General Electric Company | Cloth seal for an inner compressor discharge case and methods of locating the seal in situ |
US6733234B2 (en) | 2002-09-13 | 2004-05-11 | Siemens Westinghouse Power Corporation | Biased wear resistant turbine seal assembly |
US6971844B2 (en) * | 2003-05-29 | 2005-12-06 | General Electric Company | Horizontal joint sealing system for steam turbine diaphragm assemblies |
US7334800B2 (en) | 2004-10-29 | 2008-02-26 | Power Systems Mfg., Llc | Seal for a gas turbine engine having improved flexibility |
US7600970B2 (en) | 2005-12-08 | 2009-10-13 | General Electric Company | Ceramic matrix composite vane seals |
GB2434184B (en) | 2006-01-12 | 2007-12-12 | Rolls Royce Plc | A sealing arrangement |
US7771159B2 (en) * | 2006-10-16 | 2010-08-10 | General Electric Company | High temperature seals and high temperature sealing systems |
US8356580B2 (en) * | 2007-04-16 | 2013-01-22 | Rush Brands, Llc | Seal high temperature environment of a boiler assembly |
US20090085305A1 (en) | 2007-09-28 | 2009-04-02 | General Electric Company | High temperature seal |
EP2141015B1 (en) * | 2008-06-30 | 2012-08-01 | Nitto Denko Corporation | Gasket material |
US8142142B2 (en) * | 2008-09-05 | 2012-03-27 | Siemens Energy, Inc. | Turbine transition duct apparatus |
US8075255B2 (en) | 2009-03-31 | 2011-12-13 | General Electric Company | Reducing inter-seal gap in gas turbine |
US8231128B2 (en) * | 2010-04-01 | 2012-07-31 | General Electric Company | Integral seal and sealant packaging |
US20120061923A1 (en) * | 2010-09-10 | 2012-03-15 | Bha Group, Inc. | Breathable gasket |
-
2010
- 2010-11-29 US US12/954,973 patent/US8613451B2/en not_active Expired - Fee Related
-
2011
- 2011-11-24 DE DE201110055692 patent/DE102011055692A1/de not_active Withdrawn
- 2011-11-24 JP JP2011255657A patent/JP5890663B2/ja not_active Expired - Fee Related
- 2011-11-28 FR FR1160864A patent/FR2968033A1/fr not_active Withdrawn
- 2011-11-29 CN CN201110407923.5A patent/CN102536338B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5934687A (en) * | 1997-07-07 | 1999-08-10 | General Electric Company | Gas-path leakage seal for a turbine |
US7367567B2 (en) * | 2005-03-02 | 2008-05-06 | United Technologies Corporation | Low leakage finger seal |
JP2008128276A (ja) * | 2006-11-16 | 2008-06-05 | Mitsubishi Heavy Ind Ltd | 回転機械の軸シール装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014005881A (ja) * | 2012-06-25 | 2014-01-16 | Ihi Corp | 熱交換器のシール構造及び圧縮機 |
JP2016205389A (ja) * | 2015-04-24 | 2016-12-08 | ゼネラル・エレクトリック・カンパニイ | ターボ機械用の複合シール |
JP6990967B2 (ja) | 2015-04-24 | 2022-01-12 | ゼネラル・エレクトリック・カンパニイ | ターボ機械用の複合シール |
Also Published As
Publication number | Publication date |
---|---|
CN102536338B (zh) | 2015-12-16 |
JP5890663B2 (ja) | 2016-03-22 |
CN102536338A (zh) | 2012-07-04 |
FR2968033A1 (fr) | 2012-06-01 |
DE102011055692A1 (de) | 2012-05-31 |
US8613451B2 (en) | 2013-12-24 |
US20120133102A1 (en) | 2012-05-31 |
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