GB1577261A - Reactor power reduction system and method - Google Patents
Reactor power reduction system and method Download PDFInfo
- Publication number
- GB1577261A GB1577261A GB17835/77A GB1783577A GB1577261A GB 1577261 A GB1577261 A GB 1577261A GB 17835/77 A GB17835/77 A GB 17835/77A GB 1783577 A GB1783577 A GB 1783577A GB 1577261 A GB1577261 A GB 1577261A
- Authority
- GB
- United Kingdom
- Prior art keywords
- power
- reactor
- rods
- core
- sequence
- 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
- 230000009467 reduction Effects 0.000 title claims description 85
- 238000000034 method Methods 0.000 title claims description 31
- 238000003780 insertion Methods 0.000 claims description 64
- 230000037431 insertion Effects 0.000 claims description 64
- 230000001105 regulatory effect Effects 0.000 claims description 51
- 230000009257 reactivity Effects 0.000 claims description 46
- 230000008859 change Effects 0.000 claims description 39
- 239000002826 coolant Substances 0.000 claims description 26
- 230000000694 effects Effects 0.000 claims description 14
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 7
- 239000004327 boric acid Substances 0.000 claims description 7
- 230000004044 response Effects 0.000 claims description 7
- 230000003247 decreasing effect Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000007547 defect Effects 0.000 description 22
- 239000000446 fuel Substances 0.000 description 20
- 238000004364 calculation method Methods 0.000 description 15
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 11
- 229910052796 boron Inorganic materials 0.000 description 11
- 230000004907 flux Effects 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 230000006870 function Effects 0.000 description 10
- 230000010354 integration Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000977 initiatory effect Effects 0.000 description 2
- 238000012886 linear function Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 101100352919 Caenorhabditis elegans ppm-2 gene Proteins 0.000 description 1
- 101100443763 Mus musculus Dock7 gene Proteins 0.000 description 1
- 241000796194 Nitia Species 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 235000021438 curry Nutrition 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- FVTCRASFADXXNN-SCRDCRAPSA-N flavin mononucleotide Chemical compound OP(=O)(O)OC[C@@H](O)[C@@H](O)[C@@H](O)CN1C=2C=C(C)C(C)=CC=2N=C2C1=NC(=O)NC2=O FVTCRASFADXXNN-SCRDCRAPSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C7/00—Control of nuclear reaction
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
- G21D3/04—Safety arrangements
-
- 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
-
- 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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/681,101 US4075059A (en) | 1976-04-28 | 1976-04-28 | Reactor power reduction system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1577261A true GB1577261A (en) | 1980-10-22 |
Family
ID=24733830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB17835/77A Expired GB1577261A (en) | 1976-04-28 | 1977-04-28 | Reactor power reduction system and method |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4075059A (enExample) |
| JP (1) | JPS52132295A (enExample) |
| DE (1) | DE2715433B2 (enExample) |
| ES (1) | ES458261A1 (enExample) |
| FR (1) | FR2349922A1 (enExample) |
| GB (1) | GB1577261A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2171242A (en) * | 1985-02-19 | 1986-08-20 | Westinghouse Electric Corp | Improved control rod control system |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2395572A1 (fr) * | 1977-06-23 | 1979-01-19 | Framatome Sa | Procede de controle des effets de reactivite dus aux variations de puissance dans les reacteurs nucleaires a eau pressurisee |
| US4399095A (en) * | 1977-12-16 | 1983-08-16 | Westinghouse Electric Corp. | Protection and control system for a nuclear reactor |
| US4308099A (en) * | 1979-01-22 | 1981-12-29 | The Babcock & Wilcox Company | Nuclear reactor safety system |
| JPS5722587A (en) * | 1980-07-17 | 1982-02-05 | Tokyo Shibaura Electric Co | Nuclear reactor power control device |
| US4386048A (en) * | 1980-11-24 | 1983-05-31 | Combustion Engineering, Inc. | Variable overlap control |
| US4459259A (en) * | 1982-06-29 | 1984-07-10 | The United States Of America As Represented By The United States Department Of Energy | Digital computer operation of a nuclear reactor |
| JPS5944689A (ja) * | 1982-09-06 | 1984-03-13 | 株式会社日立製作所 | 沸騰水型原子炉の運転制御方法 |
| FR2542493B1 (fr) * | 1983-03-11 | 1985-12-27 | Framatome Sa | Dispositif de determination rapide et precise de la puissance d'un reacteur nucleaire a eau sous pression |
| FR2544907B1 (fr) * | 1983-04-21 | 1985-07-19 | Framatome Sa | Procede de reglage automatique de la teneur en bore soluble de l'eau de refroidissement d'un reacteur nucleaire a eau sous pression |
| FR2546329B1 (fr) * | 1983-05-19 | 1985-08-23 | Framatome Sa | Procede de detection des variations de la reactivite du coeur d'un reacteur nucleaire a eau sous pression et dispositif de mise en oeuvre de ce procede |
| US4637910A (en) * | 1984-01-20 | 1987-01-20 | Westinghouse Electric Corp. | Method and apparatus for continuous on-line synthesis of power distribution in a nuclear reactor core |
| JPS61118692A (ja) * | 1984-11-13 | 1986-06-05 | ウエスチングハウス エレクトリック コ−ポレ−ション | 加圧水型原子炉発電システムの運転方法 |
| US4777009A (en) * | 1986-06-30 | 1988-10-11 | Combustion Engineering, Inc. | Automatic steam generator feedwater control over full power range |
| FR2610446B1 (fr) * | 1987-01-30 | 1991-11-29 | Framatome Sa | Procede de determination du seuil d'alarme du rapport d'echauffement critique, dispositif de mise en oeuvre, et procede de pilotage d'un reacteur nucleaire |
| FR2611302B1 (fr) * | 1987-02-20 | 1989-04-07 | Framatome Sa | Procede de detection de la chute d'un element antireactif dans le reacteur d'une centrale nucleaire et centrale protegee contre une telle chute |
| FR2614461B1 (fr) * | 1987-04-24 | 1989-06-09 | Commissariat Energie Atomique | Procede de controle d'un reacteur nucleaire |
| FR2619950B1 (fr) | 1987-08-24 | 1991-11-29 | Framatome Sa | Procede de protection d'un reacteur nucleaire a eau pressurisee contre les defaillances du dispositif d'arret d'urgence |
| JPH07119827B2 (ja) * | 1987-12-25 | 1995-12-20 | 三菱電機株式会社 | 原子炉出力分布の測定装置 |
| FR2629624B1 (fr) * | 1988-04-05 | 1990-11-16 | Framatome Sa | Procede de determination et d'evaluation de la capacite de retour en puissance d'un reacteur nucleaire a eau pressurisee |
| FR2629623B1 (fr) * | 1988-04-05 | 1990-11-16 | Framatome Sa | Procede de determination et d'evaluation de la marge d'arret d'urgence d'un reacteur nucleaire a eau pressurisee |
| US4912732A (en) * | 1988-04-14 | 1990-03-27 | Combustion Engineering, Inc. | Automatic steam generator control at low power |
| KR19980024802A (ko) * | 1996-09-30 | 1998-07-06 | 존 에이치. 물홀랜드 | 펌프 선택 논리 회로 |
| US6091790A (en) * | 1998-05-08 | 2000-07-18 | Combustion Engineering, Inc. | Control element assembly position system |
| JP3810615B2 (ja) * | 2000-05-18 | 2006-08-16 | 三菱重工業株式会社 | タービンの遠隔制御方法及びシステム |
| US8109759B2 (en) * | 2006-03-29 | 2012-02-07 | Fives North America Combustion, Inc. | Assured compliance mode of operating a combustion system |
| JP4901631B2 (ja) * | 2007-07-30 | 2012-03-21 | 原子燃料工業株式会社 | ドップラー反応度係数の測定方法 |
| US20170263342A1 (en) * | 2016-03-10 | 2017-09-14 | Westinghouse Electric Company Llc | Real-time reactor coolant system boron concentration monitor utilizing an ultrasonic spectroscpopy system |
| RU2673448C1 (ru) * | 2017-12-06 | 2018-11-27 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" (Госкорпорация "Росатом") | Устройство для защиты ядерного реактора по превышению мощности |
| CN111724920A (zh) * | 2020-05-21 | 2020-09-29 | 岭东核电有限公司 | 核电站反应堆寿期末降功率的轴向功率偏差控制方法 |
| CN112233824A (zh) * | 2020-09-08 | 2021-01-15 | 中广核研究院有限公司 | 核电反应堆堆芯控制棒叠步运动方法及核电反应堆堆芯 |
| CN121171661A (zh) * | 2025-11-20 | 2025-12-19 | 上海核工程研究设计院股份有限公司 | 基于快速降功率系统的反应堆控制方法、电子设备及介质 |
| CN121148748A (zh) * | 2025-11-20 | 2025-12-16 | 上海核工程研究设计院股份有限公司 | 基于调节棒组的快速降功率方法、系统和压水堆 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3267002A (en) * | 1965-01-28 | 1966-08-16 | Jr Leonard W Fromm | Method for controlling a nuclear reactor |
| US3423285A (en) * | 1966-01-27 | 1969-01-21 | Westinghouse Electric Corp | Temperature control for a nuclear reactor |
| US3565760A (en) * | 1967-10-23 | 1971-02-23 | Gen Electric | Nuclear reactor power monitor system |
| US3578562A (en) * | 1968-10-23 | 1971-05-11 | Combustion Eng | Method and apparatus for continuous monitoring and control of neutron absorption properties of chemical shim |
| US3933580A (en) * | 1971-03-08 | 1976-01-20 | Siemens Aktiengesellschaft | Limit regulation system for pressurized water nuclear reactors |
| US3778347A (en) * | 1971-09-27 | 1973-12-11 | Giras T | Method and system for operating a boiling water reactor-steam turbine plant preferably under digital computer control |
-
1976
- 1976-04-28 US US05/681,101 patent/US4075059A/en not_active Expired - Lifetime
-
1977
- 1977-04-06 DE DE2715433A patent/DE2715433B2/de not_active Ceased
- 1977-04-26 JP JP4750277A patent/JPS52132295A/ja active Pending
- 1977-04-27 FR FR7712833A patent/FR2349922A1/fr active Granted
- 1977-04-28 GB GB17835/77A patent/GB1577261A/en not_active Expired
- 1977-04-28 ES ES77458261A patent/ES458261A1/es not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2171242A (en) * | 1985-02-19 | 1986-08-20 | Westinghouse Electric Corp | Improved control rod control system |
Also Published As
| Publication number | Publication date |
|---|---|
| US4075059A (en) | 1978-02-21 |
| DE2715433B2 (de) | 1979-07-12 |
| FR2349922B1 (enExample) | 1980-05-09 |
| DE2715433A1 (de) | 1977-11-10 |
| JPS52132295A (en) | 1977-11-05 |
| ES458261A1 (es) | 1978-04-01 |
| FR2349922A1 (fr) | 1977-11-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19950428 |