JP2016033451A - 原子力発電プラント用弁装置 - Google Patents
原子力発電プラント用弁装置 Download PDFInfo
- Publication number
- JP2016033451A JP2016033451A JP2014155527A JP2014155527A JP2016033451A JP 2016033451 A JP2016033451 A JP 2016033451A JP 2014155527 A JP2014155527 A JP 2014155527A JP 2014155527 A JP2014155527 A JP 2014155527A JP 2016033451 A JP2016033451 A JP 2016033451A
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- JP
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- Prior art keywords
- valve
- mass
- valve seat
- alloy
- nuclear power
- 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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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 60
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 57
- 239000000956 alloy Substances 0.000 claims abstract description 57
- 239000011651 chromium Substances 0.000 claims abstract description 39
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 23
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 23
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 18
- 239000010937 tungsten Substances 0.000 claims abstract description 18
- 239000012535 impurity Substances 0.000 claims abstract description 15
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 15
- 239000010703 silicon Substances 0.000 claims abstract description 15
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052796 boron Inorganic materials 0.000 claims abstract description 13
- 239000010941 cobalt Substances 0.000 abstract description 17
- 229910017052 cobalt Inorganic materials 0.000 abstract description 17
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract description 17
- 239000012530 fluid Substances 0.000 abstract description 14
- 238000005260 corrosion Methods 0.000 abstract description 9
- 230000007797 corrosion Effects 0.000 abstract description 9
- 238000005299 abrasion Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 19
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 12
- 239000000498 cooling water Substances 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 238000005552 hardfacing Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 239000006104 solid solution Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- GUTLYIVDDKVIGB-OUBTZVSYSA-N Cobalt-60 Chemical compound [60Co] GUTLYIVDDKVIGB-OUBTZVSYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 230000001771 impaired effect Effects 0.000 description 4
- 239000010955 niobium Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910001347 Stellite Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- AHICWQREWHDHHF-UHFFFAOYSA-N chromium;cobalt;iron;manganese;methane;molybdenum;nickel;silicon;tungsten Chemical compound C.[Si].[Cr].[Mn].[Fe].[Co].[Ni].[Mo].[W] AHICWQREWHDHHF-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000004881 precipitation hardening Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
Landscapes
- Valve Housings (AREA)
- Lift Valve (AREA)
- Safety Valves (AREA)
Abstract
【解決手段】原子力発電プラントの配管に取り付けて使用される安全弁であって、弁座面13が、クロムを51〜55質量%、タングステンを1.5〜10質量%、ケイ素を0.1〜3.0質量%、ホウ素を0.1〜1.5質量%、それぞれ含有するとともに、残部がニッケルと不可避不純物で構成されている合金で形成されていることを特徴とする。
【選択図】図2
Description
2 外部機構
3 弁本体
4 弁棒
5 スプリング
6 スプリングケース
7 弁体
8 弁箱
9 弁座
10 入口
11 出口
12 サーマルジスク
13 弁座面
Claims (3)
- 少なくとも一部の部位が、クロムを51〜55質量%、タングステンを1.5〜10質量%、ケイ素を0.1〜3.0質量%、ホウ素を0.1〜1.5質量%、それぞれ含有するとともに、残部がニッケルと不可避不純物で構成されている合金で形成されている
ことを特徴とする原子力発電プラント用弁装置。 - 前記合金は、クロムを53.5質量%、タングステンを2.5質量%、ケイ素を1.0質量%、ホウ素を0.5質量%、それぞれ含有するとともに、残部がニッケルと不可避不純物で構成されている
ことを特徴とする請求項1に記載の原子力発電プラント用弁装置。 - 前記合金で形成される部位は弁座面である
ことを特徴とする請求項1又は請求項2に記載の原子力発電プラント用弁装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2014155527A JP5947342B2 (ja) | 2014-07-30 | 2014-07-30 | 原子力発電プラント用弁装置 |
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JP2014155527A JP5947342B2 (ja) | 2014-07-30 | 2014-07-30 | 原子力発電プラント用弁装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016033451A true JP2016033451A (ja) | 2016-03-10 |
JP5947342B2 JP5947342B2 (ja) | 2016-07-06 |
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JP2014155527A Active JP5947342B2 (ja) | 2014-07-30 | 2014-07-30 | 原子力発電プラント用弁装置 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107998520A (zh) * | 2018-01-04 | 2018-05-08 | 北京新核医疗科技有限公司 | 一种微型堆中子治疗装置的通道结构 |
CN110259953A (zh) * | 2018-03-12 | 2019-09-20 | 中核苏阀科技实业股份有限公司 | 一种带锥面弹性密封唇的螺纹阀盖密封结构 |
CN110260017A (zh) * | 2018-03-12 | 2019-09-20 | 中核苏阀科技实业股份有限公司 | 一种带平面弹性密封槽的螺纹阀盖密封结构 |
JP2020503479A (ja) * | 2016-12-28 | 2020-01-30 | ジーイー−ヒタチ・ニュークリア・エナジー・アメリカズ・エルエルシーGe−Hitachi Nuclear Energy Americas, Llc | 二重合金火工作動弁アセンブリ |
WO2021251423A1 (ja) * | 2020-06-09 | 2021-12-16 | 株式会社日立製作所 | 耐摩耗性部材およびそれを用いた機械装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS621837A (ja) * | 1985-06-26 | 1987-01-07 | Toshiba Corp | 弁 |
JPS62130792A (ja) * | 1979-11-28 | 1987-06-13 | Fukuda Kinzoku Hakufun Kogyo Kk | ニツケル基肉盛合金 |
JPH05271841A (ja) * | 1991-08-27 | 1993-10-19 | Fukuda Metal Foil & Powder Co Ltd | ハードフェーシング用高靱性クロム基合金、その粉末、および該合金を肉盛した自動車用エンジンバルブ |
JPH1163251A (ja) * | 1997-08-28 | 1999-03-05 | Toshiba Corp | 弁 |
JP2003207059A (ja) * | 2002-01-11 | 2003-07-25 | Hitachi Ltd | 弁及びその製造方法 |
-
2014
- 2014-07-30 JP JP2014155527A patent/JP5947342B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62130792A (ja) * | 1979-11-28 | 1987-06-13 | Fukuda Kinzoku Hakufun Kogyo Kk | ニツケル基肉盛合金 |
JPS621837A (ja) * | 1985-06-26 | 1987-01-07 | Toshiba Corp | 弁 |
JPH05271841A (ja) * | 1991-08-27 | 1993-10-19 | Fukuda Metal Foil & Powder Co Ltd | ハードフェーシング用高靱性クロム基合金、その粉末、および該合金を肉盛した自動車用エンジンバルブ |
JPH1163251A (ja) * | 1997-08-28 | 1999-03-05 | Toshiba Corp | 弁 |
JP2003207059A (ja) * | 2002-01-11 | 2003-07-25 | Hitachi Ltd | 弁及びその製造方法 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020503479A (ja) * | 2016-12-28 | 2020-01-30 | ジーイー−ヒタチ・ニュークリア・エナジー・アメリカズ・エルエルシーGe−Hitachi Nuclear Energy Americas, Llc | 二重合金火工作動弁アセンブリ |
CN107998520A (zh) * | 2018-01-04 | 2018-05-08 | 北京新核医疗科技有限公司 | 一种微型堆中子治疗装置的通道结构 |
CN107998520B (zh) * | 2018-01-04 | 2023-08-11 | 北京新核核工程科技有限公司 | 一种微型堆中子治疗装置的通道结构 |
CN110259953A (zh) * | 2018-03-12 | 2019-09-20 | 中核苏阀科技实业股份有限公司 | 一种带锥面弹性密封唇的螺纹阀盖密封结构 |
CN110260017A (zh) * | 2018-03-12 | 2019-09-20 | 中核苏阀科技实业股份有限公司 | 一种带平面弹性密封槽的螺纹阀盖密封结构 |
WO2021251423A1 (ja) * | 2020-06-09 | 2021-12-16 | 株式会社日立製作所 | 耐摩耗性部材およびそれを用いた機械装置 |
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