JP5121088B2 - 原子炉に関する多重運転制御変数を最適化するためのシステム及び方法 - Google Patents

原子炉に関する多重運転制御変数を最適化するためのシステム及び方法 Download PDF

Info

Publication number
JP5121088B2
JP5121088B2 JP2000399775A JP2000399775A JP5121088B2 JP 5121088 B2 JP5121088 B2 JP 5121088B2 JP 2000399775 A JP2000399775 A JP 2000399775A JP 2000399775 A JP2000399775 A JP 2000399775A JP 5121088 B2 JP5121088 B2 JP 5121088B2
Authority
JP
Japan
Prior art keywords
control variable
core
control
polynomial
variable values
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 - Lifetime
Application number
JP2000399775A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001264478A5 (enExample
JP2001264478A (ja
Inventor
ウィリアム・アール・ラッセル，ザ・セカンド
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JP2001264478A publication Critical patent/JP2001264478A/ja
Publication of JP2001264478A5 publication Critical patent/JP2001264478A5/ja
Application granted granted Critical
Publication of JP5121088B2 publication Critical patent/JP5121088B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21D—NUCLEAR POWER PLANT
    • G21D3/00—Control of nuclear power plant
    • G21D3/001—Computer implemented control
    • 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
    • G21D3/08—Regulation of any parameters in the plant
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Feedback Control In General (AREA)
JP2000399775A 1999-12-30 2000-12-28 原子炉に関する多重運転制御変数を最適化するためのシステム及び方法 Expired - Lifetime JP5121088B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/475309 1999-12-30
US09/475,309 US6748348B1 (en) 1999-12-30 1999-12-30 Design method for nuclear reactor fuel management

Publications (3)

Publication Number Publication Date
JP2001264478A JP2001264478A (ja) 2001-09-26
JP2001264478A5 JP2001264478A5 (enExample) 2008-02-14
JP5121088B2 true JP5121088B2 (ja) 2013-01-16

Family

ID=23887024

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000399775A Expired - Lifetime JP5121088B2 (ja) 1999-12-30 2000-12-28 原子炉に関する多重運転制御変数を最適化するためのシステム及び方法

Country Status (10)

Country Link
US (1) US6748348B1 (enExample)
EP (1) EP1113457B1 (enExample)
JP (1) JP5121088B2 (enExample)
KR (1) KR100652977B1 (enExample)
CN (1) CN1308339A (enExample)
AT (1) ATE363125T1 (enExample)
DE (1) DE60034926T2 (enExample)
ES (1) ES2286988T3 (enExample)
MX (1) MXPA01000107A (enExample)
TW (1) TW513725B (enExample)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2181510C1 (ru) * 2001-07-27 2002-04-20 Дурнев Владимир Николаевич Способ управления ядерной энергетической установкой
US20030086520A1 (en) * 2001-11-07 2003-05-08 Russell William Earl System and method for continuous optimization of control-variables during operation of a nuclear reactor
US7487133B2 (en) * 2002-09-19 2009-02-03 Global Nuclear Fuel - Americas, Llc Method and apparatus for adaptively determining weight factors within the context of an objective function
US7200541B2 (en) * 2002-12-23 2007-04-03 Global Nuclear Fuel-Americas, Llc Method and arrangement for determining nuclear reactor core designs
US7231333B2 (en) * 2003-03-31 2007-06-12 Global Nuclear Fuel - Americas, Llc Method and arrangement for developing core loading patterns in nuclear reactors
US9047995B2 (en) * 2002-12-18 2015-06-02 Global Nuclear Fuel—Americas, LLC Method and system for designing a nuclear reactor core for uprated power operations
US8873698B2 (en) * 2002-12-18 2014-10-28 Global Nuclear Fuel—Americas, LLC Computer-implemented method and system for designing a nuclear reactor core which satisfies licensing criteria
US7222061B2 (en) * 2002-12-18 2007-05-22 Global Nuclear Fuel - Americas, Llc Method and arrangement for developing rod patterns in nuclear reactors
US7424412B2 (en) * 2002-12-23 2008-09-09 Global Nuclear Fuel - Americas, Llc Method of determining nuclear reactor core design with reduced control blade density
US7266481B2 (en) * 2002-12-23 2007-09-04 Global Nuclear Fuel-Americas, Llc Method, arrangement and computer program for determining standardized rod types for nuclear reactors
US7693249B2 (en) * 2003-01-31 2010-04-06 Global Nuclear Fuel - Americas, Llc Method of improving nuclear reactor performance
US6931090B2 (en) * 2003-02-25 2005-08-16 Westinghouse Electric Company Llc Method of establishing a nuclear reactor core fuel assembly loading pattern
US20040191734A1 (en) * 2003-03-31 2004-09-30 Russell William Earl Method and arrangement for determining fresh fuel loading patterns for nuclear reactors
TWI375230B (en) * 2003-08-22 2012-10-21 Global Nuclear Fuel Americas Method and arrangement to determine fuel bundle configuration for core of a nuclear reactor
US7765175B2 (en) 2003-09-18 2010-07-27 Optimum Power Technology, L.P. Optimization expert system
US8109766B2 (en) 2003-10-03 2012-02-07 Global Nuclear Fuel-Americas Llc Method for predicted reactor simulation
US7636652B2 (en) * 2003-10-06 2009-12-22 Global Nuclear Fuel - Americas, Llc Method and apparatus for facilitating recovery of nuclear fuel from a fuel pool
US7499840B2 (en) * 2003-10-06 2009-03-03 Global Nuclear Fuel - Americas, Llc Method and apparatus for creating and editing a nuclear reactor core loading template
JP4617503B2 (ja) * 2003-12-15 2011-01-26 株式会社グローバル・ニュークリア・フュエル・ジャパン 炉心監視システム
CN1760990B (zh) 2004-10-15 2011-11-30 西屋电气有限责任公司 改进的首次堆芯燃料组件布置和实现上述布置的方法
US7224761B2 (en) * 2004-11-19 2007-05-29 Westinghouse Electric Co. Llc Method and algorithm for searching and optimizing nuclear reactor core loading patterns
US7437276B2 (en) * 2004-12-30 2008-10-14 Global Nuclear Fuel -- Americas, Llc Method and apparatus for evaluating a proposed solution to a constraint problem
US8041548B2 (en) 2004-12-30 2011-10-18 Global Nuclear Fuels-Americas, LLC Method and apparatus for evaluating a proposed solution to a constraint problem for a nuclear reactor involving channel deformation
US7574337B2 (en) * 2004-12-30 2009-08-11 Global Nuclear Fuel - Americas, Llc Method of determining a fresh fuel bundle design for a core of a nuclear reactor
US7672815B2 (en) * 2004-12-30 2010-03-02 Global Nuclear Fuel - Americas, Llc Method and apparatus for evaluating a proposed solution to a constraint problem
US7409032B2 (en) * 2005-05-13 2008-08-05 Global Nuclear Fuel - Americas, Llc Method of fuel bundle consideration in a reactor
ES2429166T3 (es) 2005-08-31 2013-11-13 Westinghouse Electric Sweden Ab Procedimiento de estimación de las propiedades de desecación en un reactor nuclear de agua ligera
JP4982820B2 (ja) * 2005-11-30 2012-07-25 株式会社グローバル・ニュークリア・フュエル・ジャパン 原子炉炉心設計支援システム
US7366273B2 (en) * 2005-12-30 2008-04-29 General Electric Company Method of determining margins to operating limits for nuclear reactor operation
US8185836B2 (en) * 2006-02-16 2012-05-22 Global Nuclear Fuel - Americas Llc Display, visualization, and processing tool for channel distortion and cell friction mitigation
CN101162455B (zh) * 2006-10-13 2011-05-04 核电秦山联营有限公司 核反应堆达临界状态模拟方法
US7472045B2 (en) * 2006-12-13 2008-12-30 Global Nuclear Fuel—Americas, LLC Method for perturbating a nuclear reactor core fuel bundle design to generate a group of designs
US7685079B2 (en) 2006-12-21 2010-03-23 Global Nuclear Fuel - Americas, Llc Methods for evaluating robustness of solutions to constraint problems
US7480599B2 (en) * 2006-12-28 2009-01-20 Global Nuclear Fuel - Americas, L.L.C. Single cycle and equilibrium fuel loading method and system to reduce cycle outage in a boiling water nuclear reactor
US7633531B2 (en) 2006-12-31 2009-12-15 General Electric Company Systems and methods for quantitatively assessing the quality of an image produced by an imaging system
US20080219394A1 (en) * 2007-03-08 2008-09-11 Mccord Richard D Method and system for calculating an adjusted peak nodal power in a nuclear reactor
EP2048670B1 (en) 2007-10-10 2015-05-20 Westinghouse Electric Sweden AB Methods and devices relating to a nuclear light water reactor of the boiling water kind
US20090313599A1 (en) * 2008-01-07 2009-12-17 Infosys Technologies Limited Method for handling cross-cutting concerns at business level
KR101107224B1 (ko) 2009-03-24 2012-01-25 한국원자력연구원 불확실성 분석용 입력자료 생성방법, 불확실성 분석방법, 불확실성 분석용 자료 생성장치 및 컴퓨터로 판독가능한 기록매체
US20110002432A1 (en) * 2009-07-01 2011-01-06 Westinghouse Electric Company Llc Incore instrument core performance verification method
CN102696074B (zh) * 2009-11-02 2015-11-25 泰拉能源有限责任公司 驻波核裂变反应堆及操作方法
US9799416B2 (en) * 2009-11-06 2017-10-24 Terrapower, Llc Methods and systems for migrating fuel assemblies in a nuclear fission reactor
US9786392B2 (en) 2009-11-06 2017-10-10 Terrapower, Llc Methods and systems for migrating fuel assemblies in a nuclear fission reactor
US10008294B2 (en) * 2009-11-06 2018-06-26 Terrapower, Llc Methods and systems for migrating fuel assemblies in a nuclear fission reactor
US9922733B2 (en) * 2009-11-06 2018-03-20 Terrapower, Llc Methods and systems for migrating fuel assemblies in a nuclear fission reactor
RU2458415C1 (ru) * 2011-02-24 2012-08-10 Федеральное государственное бюджетное учреждение "Национальный исследовательский центр "Курчатовский институт" Способ защиты активной зоны реактора ввэр по превышению мощности и скорости изменения мощности реактора с использованием показаний фоновых внутриреакторных детекторов
US9424376B2 (en) * 2011-11-18 2016-08-23 Terrapower, Llc Enhanced neutronics systems
RU2479875C1 (ru) * 2011-12-01 2013-04-20 Общество с Ограниченной Ответственностью "Инженерное Бюро Воронежского Акционерного Самолетостроительного Общества" Способ имитационной калибровки измерительных каналов системы управления разгрузочно-загрузочной машины ядерного реактора
KR101266522B1 (ko) * 2012-01-09 2013-05-24 한국전력기술 주식회사 ３차원 모델에 기반하고 몬테칼로법을 이용한 원자력발전소 노외계측기 형상처리함수 결정의 오차 감소 방법
US10593436B2 (en) * 2013-11-21 2020-03-17 Terrapower, Llc Method and system for generating a nuclear reactor core loading distribution
CN105843178B (zh) * 2015-01-13 2019-10-01 国核（北京）科学技术研究院有限公司 用于循环燃料管理的自动换料方法及系统
US10061279B2 (en) * 2015-09-29 2018-08-28 International Business Machines Corporation Multi-objective scheduling for on/off equipment
KR101698335B1 (ko) * 2015-10-28 2017-01-23 한국수력원자력 주식회사 원전연료의 시뮬레이션을 위한 컴퓨터 프로그램 및 이에 적용된 원전연료의 시뮬레이션 방법
KR101777106B1 (ko) * 2016-05-12 2017-10-10 한국수력원자력 주식회사 원자력발전소 데이터기반 설계기준관리시스템 및 그 방법
CN107785087B (zh) * 2016-08-24 2020-06-02 国家电投集团科学技术研究院有限公司 反应堆及燃料管理设计方法及系统
FR3059459B1 (fr) * 2016-11-25 2019-03-15 Electricite De France Optimisation de maintenance de centrale nucleaire
KR102060778B1 (ko) * 2017-11-28 2020-02-11 한국수력원자력 주식회사 중수로의 핵연료 절감 방법
CN111797511B (zh) * 2020-06-16 2023-07-14 上海交通大学 一种核电站高精度高保真实时仿真和行为预测方法及装置

Family Cites Families (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4330367A (en) 1973-05-22 1982-05-18 Combustion Engineering, Inc. System and process for the control of a nuclear power system
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
US4552718A (en) 1982-07-01 1985-11-12 Westinghouse Electric Corp. Method and apparatus for on-line monitoring of the operation of a complex non-linear process control system
US5530867A (en) 1985-09-17 1996-06-25 Beran; James T. Software for self-programming
US4949237A (en) * 1987-03-09 1990-08-14 Siemens Aktiengesellschaft Digital integrating module for sampling control devices
JPS6443794A (en) * 1987-08-11 1989-02-16 Hitachi Ltd Apparatus for making and supporting operation plan of nuclear reactor
US4853175A (en) 1988-03-10 1989-08-01 The Babcock & Wilcox Company Power plant interactive display
JP2557462B2 (ja) * 1988-04-04 1996-11-27 株式会社東芝 原子炉の燃料配置作成装置
JP2585703B2 (ja) * 1988-04-12 1997-02-26 株式会社東芝 原子炉性能予測装置
US4997617A (en) 1988-11-28 1991-03-05 The Babcock & Wilcox Company Real-time reactor coolant system pressure/temperature limit system
US5009833A (en) 1989-01-11 1991-04-23 Westinghouse Electric Corp. Expert system for surveillance, diagnosis and prognosis of plant operation
JPH0660826B2 (ja) 1989-02-07 1994-08-10 動力炉・核燃料開発事業団 プラントの異常診断方法
US5091139A (en) 1989-06-26 1992-02-25 General Electric Company Automated thermal limit monitor
JPH04132995A (ja) * 1990-09-26 1992-05-07 Power Reactor & Nuclear Fuel Dev Corp 燃料取替え計画作成支援エキスパートシステム
JP3224810B2 (ja) 1990-10-04 2001-11-05 株式会社東芝 燃料集合体の限界出力比計算装置
JPH04175695A (ja) * 1990-11-08 1992-06-23 Toshiba Corp 原子炉の出力分布パターン判定装置
EP0486037B1 (en) 1990-11-14 2000-07-05 Fujitsu Limited Combination problem solving apparatus
JP2679500B2 (ja) 1990-12-17 1997-11-19 モトローラ・インコーポレイテッド 総合的なシステム歩留りを計算するための方法
US5309485A (en) 1992-07-06 1994-05-03 General Electric Company Core automated monitoring system
US5855009A (en) 1992-07-31 1998-12-29 Texas Instruments Incorporated Concurrent design tradeoff analysis system and method
US5272736A (en) 1992-11-05 1993-12-21 General Electric Company Core loading strategy for reload of a plurality of different fuel bundle fuel designs
US5311562A (en) 1992-12-01 1994-05-10 Westinghouse Electric Corp. Plant maintenance with predictive diagnostics
CA2115876A1 (en) 1993-03-22 1994-09-23 Henry Alexander Kautz Methods and apparatus for constraint satisfaction
SE509235C2 (sv) * 1993-05-11 1998-12-21 Asea Atom Ab Förfarande för övervakning med avseende på dryout av en kokarreaktor
US5631939A (en) 1994-09-09 1997-05-20 Hitachi, Ltd. Initial core of nuclear power plant
JPH08201558A (ja) * 1995-01-25 1996-08-09 Hitachi Ltd 燃料装荷パタン作成装置
US5793636A (en) 1995-04-28 1998-08-11 Westinghouse Electric Corporation Integrated fuel management system
KR100208653B1 (ko) 1995-09-13 1999-07-15 윤덕용 원자력발전소의 운전원 작업반
US5726913A (en) 1995-10-24 1998-03-10 Intel Corporation Method and apparatus for analyzing interactions between workloads and locality dependent subsystems
US5923717A (en) 1996-01-29 1999-07-13 General Electric Company Method and system for determining nuclear core loading arrangements
US5781430A (en) 1996-06-27 1998-07-14 International Business Machines Corporation Optimization method and system having multiple inputs and multiple output-responses
US5790616A (en) 1996-08-09 1998-08-04 General Electric Company Method and system for determining nuclear reactor core control blade positioning
US5859885A (en) 1996-11-27 1999-01-12 Westinghouse Electric Coporation Information display system
US5940816A (en) 1997-01-29 1999-08-17 International Business Machines Corporation Multi-objective decision-support methodology
US5790618A (en) 1997-07-21 1998-08-04 General Electric Company Method and system for determining the impact of a mislocated nuclear fuel bundle loading
FR2769402B1 (fr) * 1997-10-07 1999-12-17 Framatome Sa Technique de pilotage de reacteur nucleaire
US6272483B1 (en) 1997-10-31 2001-08-07 The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of The University Of Oregon Cost-optimizing allocation system and method
US5912933A (en) 1997-12-04 1999-06-15 General Electric Company Method and system for direct evaluation of operating limit minimum critical power ratios for boiling water reactors
US6031984A (en) 1998-03-09 2000-02-29 I2 Technologies, Inc. Method and apparatus for optimizing constraint models
US6345240B1 (en) * 1998-08-24 2002-02-05 Agere Systems Guardian Corp. Device and method for parallel simulation task generation and distribution
US6311313B1 (en) * 1998-12-29 2001-10-30 International Business Machines Corporation X-Y grid tree clock distribution network with tunable tree and grid networks
US6498661B1 (en) * 1999-03-26 2002-12-24 International Business Machines Corporation Method and apparatus for rendering grayscales at a facsimile presentation device using a calibrated threshold matrix
KR20010037389A (ko) * 1999-10-16 2001-05-07 이호림 원자로의 부적절노심냉각감시기기에 대한 시험장치 및 방법
KR100368325B1 (ko) * 1999-10-30 2003-01-24 한국수력원자력 주식회사 노심감시계통에서 가상 핵계측기를 이용한 축방향 출력분포 계산 방법

Also Published As

Publication number Publication date
MXPA01000107A (es) 2002-10-23
ATE363125T1 (de) 2007-06-15
DE60034926T2 (de) 2008-01-17
DE60034926D1 (de) 2007-07-05
EP1113457A1 (en) 2001-07-04
KR20010062848A (ko) 2001-07-07
US6748348B1 (en) 2004-06-08
KR100652977B1 (ko) 2006-11-30
CN1308339A (zh) 2001-08-15
TW513725B (en) 2002-12-11
JP2001264478A (ja) 2001-09-26
EP1113457B1 (en) 2007-05-23
ES2286988T3 (es) 2007-12-16

Similar Documents

Publication Publication Date Title
JP5121088B2 (ja) 原子炉に関する多重運転制御変数を最適化するためのシステム及び方法
US8109766B2 (en) Method for predicted reactor simulation
KR100856180B1 (ko) 원자로의 운전 최적화를 위한 프로젝티트(예측된) 전략을 결정 및 갱신하는 시스템 및 방법
US7461038B2 (en) Method and apparatus for evaluating robustness of proposed solution to constraint problem and considering robustness in developing a constraint problem solution
JP5357376B2 (ja) 原子炉の炉心用未使用燃料バンドル設計を決定する方法、及び原子炉の炉心
US6862329B1 (en) In-cycle shuffle
TWI291702B (en) Method and arrangement for determining nuclear reactor core designs
US7231333B2 (en) Method and arrangement for developing core loading patterns in nuclear reactors
MXPA05013935A (es) Metodo para determinar el diseno de nucleo de un reactor nuclear con densidad de paleta de control reducido.
MX2007013337A (es) Metodo y sistema para diseñar un nucleo de reactor nuclear para operaciones de potencia nominal ascendente.
MXPA04002997A (es) Metodo y disposicion para determinar patrones de carga de combustible fresco para reactores nucleares.
JPH10123284A (ja) 原子炉炉心用制御ブレード配置を決定する装置
MXPA04000973A (es) Metodo para mejorar el funcionamiento de un reactor nuclear.
JP5052744B2 (ja) 原子炉の炉心の燃料束構成を判定する方法
Liao et al. Applying machine learning to improve boa analysis of cips/cilc
Zhu et al. Development of vacuum vessel design and analysis module for CFETR integration design platform
Martin A best-estimate-plus-uncertainty-based method for design and design verification

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20071226

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20071226

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20100219

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20100219

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20110517

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20110801

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20110804

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20111025

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20121002

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20121023

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20151102

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

Ref document number: 5121088

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term