JP2002364308A - タービンの自動調整シール - Google Patents
タービンの自動調整シールInfo
- Publication number
- JP2002364308A JP2002364308A JP2001167933A JP2001167933A JP2002364308A JP 2002364308 A JP2002364308 A JP 2002364308A JP 2001167933 A JP2001167933 A JP 2001167933A JP 2001167933 A JP2001167933 A JP 2001167933A JP 2002364308 A JP2002364308 A JP 2002364308A
- Authority
- JP
- Japan
- Prior art keywords
- seal ring
- seal
- movable
- turbine
- gap
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 239000012530 fluid Substances 0.000 claims description 30
- 230000013011 mating Effects 0.000 claims description 25
- 230000002093 peripheral effect Effects 0.000 claims description 24
- 238000005530 etching Methods 0.000 claims description 9
- 239000011247 coating layer Substances 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 7
- 239000003566 sealing material Substances 0.000 description 10
- 230000009471 action Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000007747 plating Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Turbine Rotor Nozzle Sealing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001167933A JP2002364308A (ja) | 2001-06-04 | 2001-06-04 | タービンの自動調整シール |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001167933A JP2002364308A (ja) | 2001-06-04 | 2001-06-04 | タービンの自動調整シール |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002364308A true JP2002364308A (ja) | 2002-12-18 |
| JP2002364308A5 JP2002364308A5 (enExample) | 2005-02-17 |
Family
ID=19010241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001167933A Pending JP2002364308A (ja) | 2001-06-04 | 2001-06-04 | タービンの自動調整シール |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002364308A (enExample) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011045127A1 (de) * | 2009-10-16 | 2011-04-21 | Siemens Aktiengesellschaft | Dichtungsanordnung an einem dampfturbinengehäuse, umfassend einen justierbaren dichtring |
| CN102720545A (zh) * | 2012-06-28 | 2012-10-10 | 北京龙威发电技术有限公司 | 一种耐久型汽轮机汽封结构 |
| US9841104B2 (en) | 2012-03-08 | 2017-12-12 | Mitsubishi Heavy Industries, Ltd. | Shaft sealing apparatus |
| US10024434B2 (en) | 2014-01-28 | 2018-07-17 | Mitsubishi Heavy Industries, Ltd. | Shaft seal device and rotary machine |
| JP2019100436A (ja) * | 2017-11-30 | 2019-06-24 | 三菱日立パワーシステムズ株式会社 | 軸シール装置、および回転機械 |
| US12281708B2 (en) | 2020-11-25 | 2025-04-22 | Mitsubishi Heavy Industries, Ltd. | Seal device |
-
2001
- 2001-06-04 JP JP2001167933A patent/JP2002364308A/ja active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011045127A1 (de) * | 2009-10-16 | 2011-04-21 | Siemens Aktiengesellschaft | Dichtungsanordnung an einem dampfturbinengehäuse, umfassend einen justierbaren dichtring |
| US9841104B2 (en) | 2012-03-08 | 2017-12-12 | Mitsubishi Heavy Industries, Ltd. | Shaft sealing apparatus |
| CN102720545A (zh) * | 2012-06-28 | 2012-10-10 | 北京龙威发电技术有限公司 | 一种耐久型汽轮机汽封结构 |
| US10024434B2 (en) | 2014-01-28 | 2018-07-17 | Mitsubishi Heavy Industries, Ltd. | Shaft seal device and rotary machine |
| JP2019100436A (ja) * | 2017-11-30 | 2019-06-24 | 三菱日立パワーシステムズ株式会社 | 軸シール装置、および回転機械 |
| JP7008487B2 (ja) | 2017-11-30 | 2022-01-25 | 三菱パワー株式会社 | 軸シール装置、および回転機械 |
| US12281708B2 (en) | 2020-11-25 | 2025-04-22 | Mitsubishi Heavy Industries, Ltd. | Seal device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2910802B1 (en) | Thrust bearing | |
| EP2401491B1 (en) | Improved air riding seal | |
| US6719296B2 (en) | Seal for a rotating member | |
| US7578509B2 (en) | Seal assembly and rotary machine containing such seal | |
| US6935631B2 (en) | Sheet brush seal | |
| EP2876316B1 (en) | Radial foil bearing | |
| CA2937314C (en) | Thrust bearing | |
| US6145840A (en) | Radial flow seals for rotating shafts which deliberately induce turbulent flow along the seal gap | |
| JP3616016B2 (ja) | 軸シール機構及びガスタービン | |
| US20080309019A1 (en) | Sealing assembly for rotary machines | |
| US20120251290A1 (en) | Aspirating face seal, and a related method thereof | |
| JPH10511446A (ja) | 柔軟フォイル型流体力学的流体膜式スラスト軸受 | |
| KR20140110045A (ko) | 축 시일 장치 | |
| US20210108730A1 (en) | Aspirating face seal assembly for a rotary machine | |
| US8657297B2 (en) | Air riding seal | |
| US10895324B2 (en) | Aspirating face seal assembly for a rotary machine | |
| JP3358994B2 (ja) | ターボ回転機械の自動調整シール | |
| EP2604894B1 (en) | Improved leaf seal | |
| JP2002364308A (ja) | タービンの自動調整シール | |
| JPH04347066A (ja) | ブラシシール装置 | |
| JP3382802B2 (ja) | 軸シール | |
| JP2000097350A (ja) | ターボ回転機械の自動調整シール | |
| JP2004162569A (ja) | 軸シール機構及びタービン | |
| JP2002364308A5 (enExample) | ||
| JPS632700Y2 (enExample) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20040312 |
|
| A871 | Explanation of circumstances concerning accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A871 Effective date: 20040312 |
|
| A975 | Report on accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A971005 Effective date: 20040416 |
|
| A131 | Notification of reasons for refusal |
Effective date: 20040601 Free format text: JAPANESE INTERMEDIATE CODE: A131 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20041019 |