JP6929942B2 - 低蒸気温度で作動するように適合される多段軸流タービン - Google Patents
低蒸気温度で作動するように適合される多段軸流タービン Download PDFInfo
- Publication number
- JP6929942B2 JP6929942B2 JP2019522552A JP2019522552A JP6929942B2 JP 6929942 B2 JP6929942 B2 JP 6929942B2 JP 2019522552 A JP2019522552 A JP 2019522552A JP 2019522552 A JP2019522552 A JP 2019522552A JP 6929942 B2 JP6929942 B2 JP 6929942B2
- Authority
- JP
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- Prior art keywords
- stage
- stator
- rotor
- turbine
- 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.)
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- 239000000463 material Substances 0.000 description 13
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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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/34—Rotor-blade aggregates of unitary construction, e.g. formed of sheet laminae
-
- 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
- F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
- F01D1/02—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines
-
- 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
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
-
- 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
-
- 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
- F05D2220/31—Application in turbines in steam turbines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
(a)1段当たりの減少した圧力降下によって提供されるより小さい作動負荷、
(b)より低い容積流量を流すために必要とされるより短い高さ、及び、
(c)最大効率のために必要とされるより低い作動速度
によって、減少した応力レベルを受ける。
(a)より低いブレード高さの流路を機械加工するために必要とされる低減されたツール経路深さ、及び、
(b)ほとんどの段において共通のノズル及びブレードプロファイルを使用できること
によってもたらされる。
12 発電機
14 蒸気入口
16 ハウジング
18 パイプ
20 ポンプ
22 冷却入口
24 冷却出口
26 ポート
28、28a ノズル
30、30a ブレード
32 ケーシング
34 シャフト
36 ギアボックス
38 エアフォイル
40 アパーチャ
42 ディスク
44 ディスクアパーチャ
46 位置決め穴
48 ノズルアパーチャ
50 チャンバー
52 ロッド
54 突出部
56 スリット
58 穴
60 部分蒸気入口
62 ブッシュ
Claims (6)
- 複数段を有し、蒸気である原動流体を用いて低い絶対圧力で作動するために構成される、電力を発生するための軸流タービンであって、
各段は、ステーター及びローターを含み、
前記段のうち第1段は、第1ステーター、及び、第1ローターを備え、前記第1ステーターは部分流入入口を有し、
後続の各段は、完全流入が最終段に向かって達成されるまで前記ステーターの蒸気流入量を増加させ、
各段の前記ローターは、シングルピースとして作られたブリスク及び前記ブリスクの周縁に組込まれた蒸気流路を有し、
前記第1ステーターの入口角度は、他の全てのステーターの入口角度より大きい、軸流タービン。 - 前記第1段は90度の入口角度を有する、請求項1に記載の軸流タービン。
- 軸流タービンの主軸が全体的に垂直であるように配向する、請求項1に記載の軸流タービン。
- 前記ローターは、ギアボックスを通して発電機に接続される垂直シャフトに固定して取付けられる、請求項3に記載の軸流タービン。
- 各ローターの高さは、段当たり約10%だけ増加する、請求項4に記載の軸流タービン。
- 各ステーターは、2Dプロファイル及び約45度の入口角度を有するノズルのセットを有する、請求項1に記載の軸流タービン。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2016904316A AU2016904316A0 (en) | 2016-10-24 | A multi-stage axial flow turbine adapted to operate at low steam temperatures | |
AU2016904316 | 2016-10-24 | ||
PCT/AU2017/051165 WO2018076050A1 (en) | 2016-10-24 | 2017-10-24 | A multi-stage axial flow turbine adapted to operate at low steam temperatures |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019535946A JP2019535946A (ja) | 2019-12-12 |
JP6929942B2 true JP6929942B2 (ja) | 2021-09-01 |
Family
ID=62022992
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019522552A Active JP6929942B2 (ja) | 2016-10-24 | 2017-10-24 | 低蒸気温度で作動するように適合される多段軸流タービン |
Country Status (7)
Country | Link |
---|---|
US (1) | US10941666B2 (ja) |
EP (1) | EP3529462B1 (ja) |
JP (1) | JP6929942B2 (ja) |
CN (1) | CN109844265B (ja) |
AU (1) | AU2016277549B2 (ja) |
CA (1) | CA3038361C (ja) |
WO (1) | WO2018076050A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3460206A1 (de) * | 2017-09-21 | 2019-03-27 | Siemens Aktiengesellschaft | Verfahren zum betreiben einer dampfturbine |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3330514A (en) * | 1965-08-03 | 1967-07-11 | Worthington Corp | Support structure for rotating machinery |
US4780057A (en) * | 1987-05-15 | 1988-10-25 | Westinghouse Electric Corp. | Partial arc steam turbine |
US5116200A (en) * | 1990-06-28 | 1992-05-26 | General Electric Company | Apparatus and methods for minimizing vibrational stresses in axial flow turbines |
US5259727A (en) * | 1991-11-14 | 1993-11-09 | Quinn Francis J | Steam turbine and retrofit therefore |
JPH0777004A (ja) * | 1993-09-07 | 1995-03-20 | Mitsubishi Heavy Ind Ltd | 蒸気タービンの組立ロータ |
US5411365A (en) * | 1993-12-03 | 1995-05-02 | General Electric Company | High pressure/intermediate pressure section divider for an opposed flow steam turbine |
US5927943A (en) * | 1997-09-05 | 1999-07-27 | Dresser-Rand Company | Inlet casing for a turbine |
JP3772019B2 (ja) * | 1998-04-21 | 2006-05-10 | 株式会社東芝 | 蒸気タービン |
JP3774321B2 (ja) * | 1998-04-24 | 2006-05-10 | 株式会社東芝 | 蒸気タービン |
US6046509A (en) * | 1998-08-27 | 2000-04-04 | Tuthill Corporation | Steam turbine-driven electric generator |
US6196793B1 (en) * | 1999-01-11 | 2001-03-06 | General Electric Company | Nozzle box |
US7507073B2 (en) * | 2006-02-24 | 2009-03-24 | General Electric Company | Methods and apparatus for assembling a steam turbine bucket |
US7766625B2 (en) * | 2006-03-31 | 2010-08-03 | General Electric Company | Methods and apparatus for reducing stress in turbine buckets |
FR2923530B1 (fr) * | 2007-11-09 | 2014-04-04 | Snecma | Raccordement de bras radiaux a une virole circulaire par des axes et des entretoises |
US8491253B2 (en) * | 2008-11-03 | 2013-07-23 | Energent Corporation | Two-phase, axial flow, turbine apparatus |
DE102010024084A1 (de) * | 2010-06-17 | 2011-12-22 | Rolls-Royce Deutschland Ltd & Co Kg | Verfahren zur Herstellung von Blisks |
US8739539B2 (en) * | 2010-11-08 | 2014-06-03 | Dresser-Rand Company | Alternative partial steam admission arc for reduced noise generation |
CH704212A1 (de) * | 2010-12-15 | 2012-06-15 | Alstom Technology Ltd | Axialkompressor. |
JP6010488B2 (ja) * | 2013-03-11 | 2016-10-19 | 株式会社東芝 | 軸流タービンおよびこれを備えた発電プラント |
US20150098802A1 (en) * | 2013-10-08 | 2015-04-09 | General Electric Company | Shrouded turbine blisk and method of manufacturing same |
CN103541774B (zh) * | 2013-11-14 | 2015-06-17 | 上海汽轮机厂有限公司 | 涡轮叶片设计方法 |
FR3022297B1 (fr) * | 2014-06-13 | 2020-10-16 | Enertime | Turbine multi-etagee reconfigurable pour fluide dense |
FR3030614B1 (fr) * | 2014-12-17 | 2019-09-20 | Safran Aircraft Engines | Ensemble de turbine haute pression de turbomachine |
EP3289216B1 (en) | 2015-04-29 | 2020-02-05 | Intex Holdings Pty Ltd. | A system for generating electrical power from low temperature steam |
KR101663306B1 (ko) * | 2015-10-02 | 2016-10-06 | 두산중공업 주식회사 | 가스터빈 디스크 |
-
2016
- 2016-12-19 AU AU2016277549A patent/AU2016277549B2/en active Active
-
2017
- 2017-10-24 WO PCT/AU2017/051165 patent/WO2018076050A1/en active Application Filing
- 2017-10-24 JP JP2019522552A patent/JP6929942B2/ja active Active
- 2017-10-24 CA CA3038361A patent/CA3038361C/en active Active
- 2017-10-24 CN CN201780065270.2A patent/CN109844265B/zh active Active
- 2017-10-24 EP EP17866081.7A patent/EP3529462B1/en active Active
- 2017-10-24 US US16/344,201 patent/US10941666B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US10941666B2 (en) | 2021-03-09 |
CN109844265B (zh) | 2022-08-12 |
NZ748750A (en) | 2020-11-27 |
CN109844265A (zh) | 2019-06-04 |
US20190257209A1 (en) | 2019-08-22 |
WO2018076050A1 (en) | 2018-05-03 |
CA3038361C (en) | 2022-09-13 |
AU2016277549B2 (en) | 2018-10-18 |
CA3038361A1 (en) | 2018-05-03 |
AU2016277549A1 (en) | 2018-05-10 |
EP3529462B1 (en) | 2023-06-28 |
EP3529462A1 (en) | 2019-08-28 |
EP3529462A4 (en) | 2020-06-03 |
JP2019535946A (ja) | 2019-12-12 |
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