JPS6249950B2 - - Google Patents
Info
- Publication number
- JPS6249950B2 JPS6249950B2 JP54166886A JP16688679A JPS6249950B2 JP S6249950 B2 JPS6249950 B2 JP S6249950B2 JP 54166886 A JP54166886 A JP 54166886A JP 16688679 A JP16688679 A JP 16688679A JP S6249950 B2 JPS6249950 B2 JP S6249950B2
- Authority
- JP
- Japan
- Prior art keywords
- control rod
- rod
- neutron
- weight
- hfo
- 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.)
- Expired
Links
- 238000010521 absorption reaction Methods 0.000 claims description 19
- 239000010936 titanium Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 16
- 229910052719 titanium Inorganic materials 0.000 claims description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 5
- 239000008188 pellet Substances 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 description 9
- 229910001220 stainless steel Inorganic materials 0.000 description 9
- 239000011358 absorbing material Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000009835 boiling Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 229910052693 Europium Inorganic materials 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910052735 hafnium Inorganic materials 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011812 mixed powder Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 229910001940 europium oxide Inorganic materials 0.000 description 1
- AEBZCFFCDTZXHP-UHFFFAOYSA-N europium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Eu+3].[Eu+3] AEBZCFFCDTZXHP-UHFFFAOYSA-N 0.000 description 1
- 229910000449 hafnium oxide Inorganic materials 0.000 description 1
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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
- Y02E30/30—Nuclear fission reactors
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16688679A JPS5690292A (en) | 1979-12-24 | 1979-12-24 | Nuclear reactor control rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16688679A JPS5690292A (en) | 1979-12-24 | 1979-12-24 | Nuclear reactor control rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5690292A JPS5690292A (en) | 1981-07-22 |
| JPS6249950B2 true JPS6249950B2 (fr) | 1987-10-22 |
Family
ID=15839435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16688679A Granted JPS5690292A (en) | 1979-12-24 | 1979-12-24 | Nuclear reactor control rod |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5690292A (fr) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01134438U (fr) * | 1988-03-09 | 1989-09-13 | ||
| EP0364650B1 (fr) * | 1988-10-19 | 1996-10-09 | General Electric Company | Corps frittés polycrystallins capables d'absorber les neutrons, comprenant des oxydes lanthanide de terres-rares, ainsi que ces mêmes corps comprenant un oxyde metallique du groupe 4A, conférant à ceux-ci une resistance à l'eau. |
| FR2841368A1 (fr) * | 2002-06-25 | 2003-12-26 | Framatome Anp | Grappe de reglage de la reactivite du coeur d'un reacteur nucleaire, crayon absorbant de la grappe et procede de protection contre l'usure du crayon absorbant |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5855888A (ja) * | 1981-09-30 | 1983-04-02 | 日本原子力事業株式会社 | 原子炉用制御棒 |
| JPS6247587A (ja) * | 1985-08-28 | 1987-03-02 | 株式会社東芝 | 原子炉用制御棒 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5614989A (en) * | 1979-07-19 | 1981-02-13 | Tokyo Shibaura Electric Co | Nuclear reactor control rod |
-
1979
- 1979-12-24 JP JP16688679A patent/JPS5690292A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5614989A (en) * | 1979-07-19 | 1981-02-13 | Tokyo Shibaura Electric Co | Nuclear reactor control rod |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01134438U (fr) * | 1988-03-09 | 1989-09-13 | ||
| EP0364650B1 (fr) * | 1988-10-19 | 1996-10-09 | General Electric Company | Corps frittés polycrystallins capables d'absorber les neutrons, comprenant des oxydes lanthanide de terres-rares, ainsi que ces mêmes corps comprenant un oxyde metallique du groupe 4A, conférant à ceux-ci une resistance à l'eau. |
| FR2841368A1 (fr) * | 2002-06-25 | 2003-12-26 | Framatome Anp | Grappe de reglage de la reactivite du coeur d'un reacteur nucleaire, crayon absorbant de la grappe et procede de protection contre l'usure du crayon absorbant |
| WO2004001765A1 (fr) * | 2002-06-25 | 2003-12-31 | Framatome Anp | Grappe de reglage de la reactivite du coeur d'un reacteur nucleaire, crayon absorbant de la grappe et procede de protection contre l'usure du crayon absorbant____________________________________ |
| US7424085B2 (en) | 2002-06-25 | 2008-09-09 | Framatome Anp | Cluster for adjusting a nuclear reactor core reactivity, absorber rod of the cluster and method for protecting the absorber rod against wear |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5690292A (en) | 1981-07-22 |
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