TW201840B - - Google Patents
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- Publication number
- TW201840B TW201840B TW081102502A TW81102502A TW201840B TW 201840 B TW201840 B TW 201840B TW 081102502 A TW081102502 A TW 081102502A TW 81102502 A TW81102502 A TW 81102502A TW 201840 B TW201840 B TW 201840B
- Authority
- TW
- Taiwan
- Prior art keywords
- fuel
- rod
- spacer
- length
- plate
- Prior art date
Links
- 125000006850 spacer group Chemical group 0.000 claims description 134
- 239000000446 fuel Substances 0.000 claims description 80
- 239000000463 material Substances 0.000 claims description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 52
- 238000006243 chemical reaction Methods 0.000 claims description 21
- 230000036961 partial effect Effects 0.000 claims description 19
- 238000009835 boiling Methods 0.000 claims description 16
- 230000009467 reduction Effects 0.000 claims description 13
- 239000002826 coolant Substances 0.000 claims description 10
- 230000006872 improvement Effects 0.000 claims description 5
- 230000002829 reductive effect Effects 0.000 claims description 5
- 244000025254 Cannabis sativa Species 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 238000012937 correction Methods 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims description 2
- 238000011084 recovery Methods 0.000 claims description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims 14
- 238000002485 combustion reaction Methods 0.000 claims 1
- 230000002079 cooperative effect Effects 0.000 claims 1
- 230000004992 fission Effects 0.000 claims 1
- 239000004459 forage Substances 0.000 claims 1
- 235000013372 meat Nutrition 0.000 claims 1
- 238000004806 packaging method and process Methods 0.000 claims 1
- 210000003625 skull Anatomy 0.000 claims 1
- 239000011159 matrix material Substances 0.000 description 8
- 238000013461 design Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 244000082204 Phyllostachys viridis Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- YBYIRNPNPLQARY-UHFFFAOYSA-N 1H-indene Chemical compound C1=CC=C2CC=CC2=C1 YBYIRNPNPLQARY-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229910052727 yttrium Inorganic materials 0.000 description 2
- 244000144730 Amygdalus persica Species 0.000 description 1
- 241000237519 Bivalvia Species 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 241000404068 Cotula Species 0.000 description 1
- 206010011469 Crying Diseases 0.000 description 1
- 235000016936 Dendrocalamus strictus Nutrition 0.000 description 1
- 244000166124 Eucalyptus globulus Species 0.000 description 1
- 240000000731 Fagus sylvatica Species 0.000 description 1
- 235000010099 Fagus sylvatica Nutrition 0.000 description 1
- 229910052778 Plutonium Inorganic materials 0.000 description 1
- 241001122315 Polites Species 0.000 description 1
- 235000006040 Prunus persica var persica Nutrition 0.000 description 1
- 244000269722 Thea sinensis Species 0.000 description 1
- 229910001093 Zr alloy Inorganic materials 0.000 description 1
- 231100000987 absorbed dose Toxicity 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 235000020639 clam Nutrition 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002715 modification method Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- OYEHPCDNVJXUIW-UHFFFAOYSA-N plutonium atom Chemical compound [Pu] OYEHPCDNVJXUIW-UHFFFAOYSA-N 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000035922 thirst Effects 0.000 description 1
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- -1 yttrium compound Chemical class 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
- G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
- G21C3/322—Means to influence the coolant flow through or around the bundles
-
- 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
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Structure Of Emergency Protection For Nuclear Reactors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US70193191A | 1991-05-17 | 1991-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201840B true TW201840B (en, 2012) | 1993-03-11 |
Family
ID=24819252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW081102502A TW201840B (en, 2012) | 1991-05-17 | 1992-04-01 |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0514116B1 (en, 2012) |
| JP (1) | JP2521003B2 (en, 2012) |
| DE (1) | DE69208730T2 (en, 2012) |
| ES (1) | ES2084283T3 (en, 2012) |
| TW (1) | TW201840B (en, 2012) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5416812A (en) * | 1991-05-17 | 1995-05-16 | General Electric Company | Optimized critical power in a fuel bundle with part length rods |
| DE59302325D1 (de) * | 1992-06-10 | 1996-05-30 | Siemens Ag | Brennelement eines Kernreaktors mit einer Gitterstruktur zur Drallerzeugung |
| US5371768A (en) * | 1992-12-14 | 1994-12-06 | General Electric Company | Swirl type spacer for boiling water reactor fuel |
| US5488644A (en) | 1994-07-13 | 1996-01-30 | General Electric Company | Spring assemblies for adjoining nuclear fuel rod containing ferrules and a spacer formed of the spring assemblies and ferrules |
| US5519747A (en) | 1994-10-04 | 1996-05-21 | General Electric Company | Apparatus and methods for fabricating spacers for a nuclear fuel rod bundle |
| US5546437A (en) | 1995-01-11 | 1996-08-13 | General Electric Company | Spacer for nuclear fuel rods |
| US5566217A (en) | 1995-01-30 | 1996-10-15 | General Electric Company | Reduced height spacer for nuclear fuel rods |
| US5675621A (en) | 1995-08-17 | 1997-10-07 | General Electric Company | Reduced height flat spring spacer for nuclear fuel rods |
| SE510656C2 (sv) * | 1997-10-01 | 1999-06-14 | Asea Brown Boveri | Bränslepatron för kärnreaktor |
| DE10107037A1 (de) * | 2001-02-15 | 2002-09-19 | Framatome Anp Gmbh | Brennelement |
| US8509377B2 (en) * | 2009-10-02 | 2013-08-13 | Global Nuclear Fuel—Americas, LLC | Fuel bundle designs using mixed spacer types |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4698204A (en) * | 1986-09-17 | 1987-10-06 | Westinghouse Electric Corp. | Intermediate flow mixing nonsupport grid for BWR fuel assembly |
| US5112570A (en) * | 1988-04-04 | 1992-05-12 | Hewlett-Packard Company | Two-phase pressure drop reduction bwr assembly design |
| JPH0713664B2 (ja) * | 1989-04-26 | 1995-02-15 | 株式会社日立製作所 | 燃料集合体および燃料スペーサ |
-
1992
- 1992-04-01 TW TW081102502A patent/TW201840B/zh active
- 1992-05-12 DE DE69208730T patent/DE69208730T2/de not_active Expired - Fee Related
- 1992-05-12 EP EP92304242A patent/EP0514116B1/en not_active Revoked
- 1992-05-12 ES ES92304242T patent/ES2084283T3/es not_active Expired - Lifetime
- 1992-05-15 JP JP4123053A patent/JP2521003B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| ES2084283T3 (es) | 1996-05-01 |
| JP2521003B2 (ja) | 1996-07-31 |
| DE69208730T2 (de) | 1996-09-26 |
| EP0514116B1 (en) | 1996-03-06 |
| JPH05150068A (ja) | 1993-06-18 |
| DE69208730D1 (de) | 1996-04-11 |
| EP0514116A1 (en) | 1992-11-19 |
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