JP7267454B2 - タービンハウジング又はバルブハウジング用の固定手段 - Google Patents
タービンハウジング又はバルブハウジング用の固定手段 Download PDFInfo
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- 239000000463 material Substances 0.000 claims description 21
- 238000005496 tempering Methods 0.000 claims description 10
- 239000011159 matrix material Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000010791 quenching Methods 0.000 claims description 2
- 230000000171 quenching effect Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 229910052796 boron Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 239000010955 niobium Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000010953 base metal Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical group [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001068 laves phase Inorganic materials 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical group [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical group [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
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- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
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- F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
- F16B23/0007—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
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Description
C: 0.10~0.17重量%、
Mn: 0.20~0.60重量%、
Cr: 8.0~11.0重量%、
Mo: 1.0~2.0重量%、
Co: 0.50~2.00重量%、
N: 0.010~0.050重量%、
B: 0.005~0.015重量%、
V: 0.10~0.30重量%、
Al: 最大0.010重量%、
Nb: 0.02~0.08重量%、
Ni: 0.10~0.50重量%、
Si: 最大0.10重量%、
P: 最大0.010重量%、
S: 最大0.005重量%、
Fe: 残余。
母材は0.5~1.5重量%のCoおよび最大5重量%のWを有する。
Claims (12)
- 蒸気タービン又はガスタービン(10)の第1のハウジング部分(14)を前記蒸気タービン又はガスタービン(10)の第2のハウジング部分(16)と接続するための固定手段(22)であって、前記固定手段(22)が母材から形成されており、前記母材が以下の組成:
C: 0.10~0.17重量%、
Mn: 0.20~0.60重量%、
Cr: 8.0~11.0重量%、
Mo: 1.0~2.0重量%、
Co: 0.5~1.5重量%、
N: 0.010~0.050重量%、
B: 0.005~0.015重量%、
V: 0.10~0.30重量%、
Al: 最大0.010重量%、
Nb: 0.02~0.08重量%、
Ni: 0.10~0.50重量%、
Si: 最大0.10重量%、
P: 最大0.010重量%、
S: 最大0.005重量%、
W: 最大5重量%
Fe: 残余、
を有する、前記固定手段(22)において、
前記母材が、重量%でのN/Bの比の値が1.0と5.0との間にあるように形成されていることを特徴とする、固定手段(22)。 - 前記固定手段(22)がボルト(22)として形成されている、請求項1に記載の固定手段(22)。
- 前記固定手段(22)が、2つの構成要素を接続するためのユニオンナットの形態である、請求項1に記載の固定手段(22)。
- 前記固定手段(22)が、フランジ状の継手領域(15、17)において前記第1のハウジング部分(14)を前記第2のハウジング部分(16)に接続する継手ボルト(22)として形成されている、請求項1又は2に記載の固定手段(22)。
- 前記母材が、400℃~650℃の温度範囲で強度が最適化されている、請求項1~4のいずれか1項に記載の固定手段(22)。
- 前記固定手段(22)の製造が、以下のステップ:
材料構成要素を溶融するステップ、前記溶融物を予熱処理し、丸形プロファイルへさらに処理するステップ、並びにT≦720℃の焼戻しパラメータにより前記丸形プロファイルを焼入れ焼戻し処理(Verguetungsbehandeln)するステップを含む、請求項1~5のいずれか1項に記載の固定手段(22)。 - 前記固定手段(22)が、材料X13CrMoCoVNbNB9-2-1を有する、請求項1~6のいずれか1項に記載の固定手段(22)。
- 蒸気タービン又はガスタービン用のタービンハウジングであって、第1のハウジング部分(14)と、第2のハウジング部分(16)と、2つの前記ハウジング部分(14、16)のフランジ状の継手領域(15、17)において2つの前記ハウジング部分(14、16)を接続するための請求項1~7のいずれか1項に記載の固定手段(22)とを有する、蒸気タービン又はガスタービン用のタービンハウジング。
- 蒸気タービン又はガスタービン用のバルブハウジングであって、前記バルブハウジングが、バルブハウジング上部と、バルブハウジング下部と、前記バルブハウジング上部を前記バルブハウジング下部に接続するための請求項1~7のいずれか1項に記載の固定手段(22)とを有する、蒸気タービン又はガスタービン用のバルブハウジング。
- 請求項8に記載のタービンハウジングを有する、火力発電所用のタービン。
- 請求項9に記載のバルブハウジングを有する、火力発電所用のタービン。
- 請求項8に記載のタービンハウジング及び請求項9に記載のバルブハウジングを有する、火力発電所用のタービン。
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EP19166719.5 | 2019-04-02 | ||
EP19166719.5A EP3719159A1 (de) | 2019-04-02 | 2019-04-02 | Befestigungsmittel für ein turbinen- oder ventilgehäuse |
PCT/EP2020/055887 WO2020200634A1 (de) | 2019-04-02 | 2020-03-05 | Befestigungsmittel für ein turbinen- oder ventilgehäuse |
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JP2022532473A JP2022532473A (ja) | 2022-07-15 |
JP7267454B2 true JP7267454B2 (ja) | 2023-05-01 |
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JP2021558901A Active JP7267454B2 (ja) | 2019-04-02 | 2020-03-05 | タービンハウジング又はバルブハウジング用の固定手段 |
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US (1) | US20220195892A1 (ja) |
EP (2) | EP3719159A1 (ja) |
JP (1) | JP7267454B2 (ja) |
KR (1) | KR20210144839A (ja) |
CN (1) | CN113661266A (ja) |
PL (1) | PL3921450T3 (ja) |
WO (1) | WO2020200634A1 (ja) |
Citations (1)
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JP2004256887A (ja) | 2003-02-27 | 2004-09-16 | Japan Steel Works Ltd:The | 含B高Cr耐熱鋼の製造方法 |
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CN1291133C (zh) * | 1996-02-16 | 2006-12-20 | 株式会社日立制作所 | 蒸汽涡轮机发电设备、蒸汽涡轮机叶片及该叶片的制造方法 |
JP2005076062A (ja) * | 2003-08-29 | 2005-03-24 | National Institute For Materials Science | 高温ボルト材 |
EP1754798B1 (de) * | 2005-08-18 | 2009-06-17 | Siemens Aktiengesellschaft | Schraube für ein Turbinengehäuse |
CN103074550B (zh) * | 2013-02-06 | 2015-03-25 | 上海电气电站设备有限公司 | 用做耐620℃高温的汽轮机转子钢材料 |
DE102014018623A1 (de) * | 2014-12-13 | 2015-07-30 | Daimler Ag | Verbindungsanordnung eines Abgaskrümmers an einem Turbinengehäuse |
CN106703903B (zh) * | 2015-08-04 | 2018-06-22 | 北京全三维能源科技股份有限公司 | 超临界和超超临界汽轮机高压主汽调节联合阀 |
DE102017215250A1 (de) * | 2017-08-31 | 2019-02-28 | Siemens Aktiengesellschaft | Ventil und Verfahren zur Modernisierung, Wartung oder Reparatur eines Ventils |
-
2019
- 2019-04-02 EP EP19166719.5A patent/EP3719159A1/de not_active Withdrawn
-
2020
- 2020-03-05 KR KR1020217034933A patent/KR20210144839A/ko not_active Application Discontinuation
- 2020-03-05 US US17/440,346 patent/US20220195892A1/en active Pending
- 2020-03-05 JP JP2021558901A patent/JP7267454B2/ja active Active
- 2020-03-05 EP EP20710862.2A patent/EP3921450B1/de active Active
- 2020-03-05 CN CN202080026919.1A patent/CN113661266A/zh active Pending
- 2020-03-05 WO PCT/EP2020/055887 patent/WO2020200634A1/de active Search and Examination
- 2020-03-05 PL PL20710862.2T patent/PL3921450T3/pl unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2004256887A (ja) | 2003-02-27 | 2004-09-16 | Japan Steel Works Ltd:The | 含B高Cr耐熱鋼の製造方法 |
Non-Patent Citations (1)
Title |
---|
Krzysztof Kwiecinski,Mechanical properties and microstructure of joints in X13CrMoCoVNbNB9-2-1(PB2) steel produced with and without post-weld heat treatment,10th Lieger Conference:Materials for Advanced Power Enjineering 2014,米国,The Allen Institute for Artifical Intelligence,2014年01月01日,389-398 |
Also Published As
Publication number | Publication date |
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WO2020200634A1 (de) | 2020-10-08 |
EP3921450B1 (de) | 2023-02-15 |
EP3719159A1 (de) | 2020-10-07 |
KR20210144839A (ko) | 2021-11-30 |
PL3921450T3 (pl) | 2023-06-26 |
EP3921450A1 (de) | 2021-12-15 |
CN113661266A (zh) | 2021-11-16 |
JP2022532473A (ja) | 2022-07-15 |
US20220195892A1 (en) | 2022-06-23 |
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