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    • 1. 发明专利
    • Emergency reactor core cooling system and nuclear reactor facilities provided with the same
    • 紧急反应堆芯冷却系统及其提供的核反应堆设备
    • JP2013228281A
    • 2013-11-07
    • JP2012100575
    • 2012-04-26
    • Toshiba Corp株式会社東芝
    • SAKAI NORIOTAKEUCHI YUTAKATAKIWAKI KENYA
    • G21D3/04G21C15/18
    • Y02E30/40
    • PROBLEM TO BE SOLVED: To secure power supply required for continuously executing a grasp of plant status and operation of a passive cooling system and cooling a reactor core for a long period of time at the time of occurrence of abnormality of a nuclear plant.SOLUTION: A nuclear reactor facility comprises: a nuclear reactor vessel 1; a nuclear reactor containment vessel 5; an isolation-time condensate water system 10 that condenses steam from inside the nuclear reactor vessel 1 and returns drain water back to the nuclear reactor vessel 1 at the time of isolation of a nuclear reactor; and an accident-time power feeding system 100 that collects a part of decay heat after an accident and feeds power to an emergency power supply load. The isolation-time condensate water system 10 includes: a condenser cooling pool 17; a nuclear reactor isolation-time condenser 11; condenser inlet piping 12 for guiding the steam from the nuclear reactor vessel 1 to the nuclear reactor isolation-time condenser 11; and a condenser outlet piping 14 for guiding the drain water from the nuclear reactor isolation-time condenser 11 to the nuclear reactor vessel 1. The accident-time power feeding system 100 includes: an evaporator 101; an emergency power generation system for performing power generation by a heating medium; and an emergency power distribution device 107.
    • 要解决的问题:确保核电站发生异常时持续执行工厂状态和被动冷却系统的操作以及长时间冷却反应堆堆芯所需的电力供应。解决方案: 核反应堆设施包括:核反应堆1; 核反应堆安全壳5; 隔离时间冷凝水系统10,其将来自核反应堆容器1内的蒸汽冷凝并在分离核反应堆时将排水返回到核反应堆容器1; 以及在事故发生后收集部分衰变热并将动力供给到应急电力负荷的事故时间供电系统100。 隔离时间冷凝水系统10包括:冷凝器冷却池17; 核反应堆隔离时间冷凝器11; 用于将来自核反应堆容器1的蒸汽引导到核反应堆隔离时间冷凝器11的冷凝器入口管道12; 以及用于将排水从核反应堆隔离时间冷凝器11引导到核反应堆容器1的冷凝器出口管路14.事故时供电系统100包括:蒸发器101; 用于通过加热介质进行发电的应急发电系统; 和应急配电装置107。
    • 2. 发明专利
    • Fuel assembly for boiling water reactor and boiling water reactor loaded with the same
    • 锅炉水反应堆燃料组件及其装载的锅炉水反应器
    • JP2013120137A
    • 2013-06-17
    • JP2011268499
    • 2011-12-08
    • Toshiba Corp株式会社東芝
    • SAKURAI SHUNGOKITAMURA TAKUTAKEUCHI YUTAKA
    • G21C3/324
    • Y02E30/40
    • PROBLEM TO BE SOLVED: To improve the economical efficiency of a nuclear fuel by suppressing a deterioration in a neutron slowdown efficiency in an upper region of a fuel effective section while securing the strength of a channel box.SOLUTION: The fuel assembly for a boiling water reactor includes a plurality of fuel rods arranged in a shape of a lattice, an upper tie plate, a lower tie plate, and a channel box 7 formed so as to enclose the circumference of the plurality of fuel rods and connected respectively to the upper tie plate and the lower tie plate. A horizontal central part of a lateral face of the channel box 7 is provided with a channel box thin wall part 7b thinner than the thinness of the channel box corner part 7a, regarding a range in a longitudinal direction including the upper region, at least up to an upper edge of the fuel effective section of the fuel assembly. Opposite face dimensions inside the channel box 7 are constant at any place, and the channel box thin wall part 7b may have thinness that monotonously reduces upward.
    • 要解决的问题:通过在确保通道箱的强度的同时,通过抑制燃料有效部分的上部区域中的中子放慢效率的劣化来提高核燃料的经济性。 解决方案:用于沸水反应器的燃料组件包括布置成格子形状的多个燃料棒,上连接板,下连接板和通道箱7,其形成为围绕 多个燃料棒分别连接到上连接板和下连接板。 通道箱7的侧面的水平中心部分具有比包括上部区域在内的包括上部区域在内的纵向范围内比通道箱角部7a薄的沟槽箱薄壁部7b 到燃料组件的燃料有效部分的上边缘。 通道箱7内的相对面尺寸在任何位置是恒定的,并且通道箱薄壁部分7b可以具有向上单调减小的薄度。 版权所有(C)2013,JPO&INPIT
    • 3. 发明专利
    • Nuclear thermal-hydraulic stability monitoring device for reactor, method, and program
    • 用于反应器,方法和程序的核热液稳定监测装置
    • JP2013019728A
    • 2013-01-31
    • JP2011152266
    • 2011-07-08
    • Toshiba Corp株式会社東芝
    • TAKEUCHI YUTAKATAKEUCHI HIROYUKIYANO KAZUKI
    • G21C17/00
    • G21C17/00G21C17/108G21D3/001G21D2003/005Y02E30/39
    • PROBLEM TO BE SOLVED: To provide a nuclear thermal-hydraulic stability monitoring technique for a reactor for improving monitoring accuracy and reliability.SOLUTION: A monitoring device 50 includes: a calculation part 52 which calculates a stability index (an illustration is a decrease width ratio γ) of a nuclear thermal-hydraulic phenomenon from a nuclear instrumentation signal S output by a plurality of nuclear instrumentation detectors 31 regularly arranged in a core 16; a simulation part 70 which uses information related to an operational state of a reactor as an input condition 75 and simulates the nuclear thermal-hydraulic phenomenon on the basis of a physical model; a limit value update part 58 which updates a limit value D of nuclear thermal-hydraulic phenomenon from a simulation result; and a determination part 53 which determines whether or not output vibration suppression means 60 is started on the basis of the stability index(the illustration is the decrease width ratio γ) and the limit value D.
    • 要解决的问题:提供用于提高监测精度和可靠性的反应堆的核热液压稳定性监测技术。 解决方案:监视装置50包括:计算部件52,其从多个核仪器输出的核仪器信号S计算核热液压现象的稳定性指标(图示为减小宽度比γ) 规则地布置在芯16中的检测器31; 使用与反应堆的操作状态相关的信息作为输入条件75的模拟部70,并且基于物理模型来模拟核热液压现象; 从仿真结果更新核热液压现象的极限值D的极限值更新部58; 以及基于稳定性指标(图示为减小宽度比γ)和限制值D来判定输出振动抑制机构60是否开始的判定部件53.(C)2013, JPO和INPIT
    • 4. 发明专利
    • System and method for generation of power by mixed medium
    • 通过混合介质产生功率的系统和方法
    • JP2012127276A
    • 2012-07-05
    • JP2010279672
    • 2010-12-15
    • Toshiba Corp株式会社東芝
    • TAKIWAKI KENYATAKEUCHI YUTAKASAKAI NORIOKITAMURA HIROSHI
    • F01K25/10
    • PROBLEM TO BE SOLVED: To provide a mixed medium power generation technique that can maintain power generation with high efficiency and stability even in using a thermal source having significant output fluctuations.SOLUTION: The mixed medium power generating system 10 includes: a storage tank 12 for the mixed medium including a low boiling medium and a high boiling medium; a first heat exchanger 15 that transfers heat from a first thermal source 11 to the mixed medium; a first separator 16 that separates the mixed medium thermally transmitted into a gas phase and a liquid phase; and a first concentration adjusting part 20a (20) for the mixed medium that retains a condensed liquid of the gas phase behaving in a turbine 17 and returns the liquid to the storage tank 12.
    • 要解决的问题:提供即使在使用具有显着输出波动的热源的情况下也能够以高效率和稳定的方式维持发电的混合式发电技术。 解决方案:混合介质发电系统10包括:用于混合介质的储罐12,该混合介质包括低沸点介质和高沸点介质; 将热量从第一热源11传递到混合介质的第一热交换器15; 第一分离器16,其将热传递到气相和液相的混合介质分离; 以及用于混合介质的第一浓度调节部分20a(20),其将气相的冷凝液体保持在涡轮机17中并将液体返回到储罐12.版权所有(C)2012,JPO&INPIT
    • 5. 发明专利
    • System and method for predicting corresponding action
    • 用于预测相应动作的系统和方法
    • JP2010271857A
    • 2010-12-02
    • JP2009122284
    • 2009-05-20
    • Toshiba Corp株式会社東芝
    • TAKEUCHI YUTAKA
    • G06F17/30G06Q50/00G06Q50/26
    • PROBLEM TO BE SOLVED: To confirm what kind of action should be taken for disaster prevention in emergency such as a disaster or in training assuming emergency. SOLUTION: A corresponding action prediction system includes: a natural language analyzing part for dividing, by morpheme, a character string obtained by performing the natural language analysis of a telegraphic message received from a communication network in emergency; a keyword extraction part for extracting a keyword whose appearance frequency is high from the divided character string; and an action prediction part for referring to a database in which the action expected for contact notification and a keyword included in the contact notification are stored in association by phase obtained by dividing typical contact notification by using the keyword as a key to specify the phase of the contact notification, and for outputting the action a correspondence person should make in the specified phase. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:确定在紧急情况下如灾害或在紧急情况下进行培训时应采取什么样的行动。 相应的动作预测系统包括:自然语言分析部分,用于通过语素分割通过在紧急情况下对从通信网络接收的电报消息进行自然语言分析而获得的字符串; 关键词提取部分,用于从分割的字符串中提取出现频率高的关键字; 以及动作预测部分,用于参考数据库,其中期望接触通知的动作和包含在联系人通知中的关键字被关联地存储在通过使用关键字作为关键字来划分典型联系人通知而获得的相位,以指定相位 联系通知,以及输出信函人员在指定阶段应作出的动作。 版权所有(C)2011,JPO&INPIT
    • 6. 发明专利
    • System and method for evaluating integrity of fuel at transition
    • 用于评估燃料在过渡中的完整性的系统和方法
    • JP2008216003A
    • 2008-09-18
    • JP2007052936
    • 2007-03-02
    • Toshiba Corp株式会社東芝
    • TAKEUCHI YUTAKAABE NOBUAKIMOTOTANI AKIRA
    • G21C17/00
    • PROBLEM TO BE SOLVED: To make it possible to conduct the analysis of nuclear thermal hydraulic kinetics rapidly, if any abnormal transient changes occur during the operation of a boiling water reactor and if the evaluation of the integrity of fuel becomes necessary. SOLUTION: A system has a plant kinetics simulator 30 which can evaluate the transient behavior of a plant by simulating nuclear thermal hydraulic kinetics of a core; a core management system 21 which monitors and manages the state of the core; a process management system 22 which monitors and manages process quantities of the plant on the basis of measurement data on it; a transient phenomenon management system 20 which records and manages transient measurement data on the plant; a data linkage management function 31 which links these systems with each other through a network and carries out data transfer and processing required for the linkage; a database management function 32 which manages the measurement data on the plant, data input to the simulator and simulation results and a user interface function 33 which inputs and outputs those data for users. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了有可能快速进行核热液压动力学分析,如果在沸水反应堆运行期间发生任何异常的瞬态变化,并且需要评价燃料的完整性。 解决方案:系统具有植物动力学模拟器30,其可以通过模拟核心的核热液压动力学来评估工厂的瞬态特性; 核心管理系统21,其监视和管理核心的状态; 过程管理系统22,其基于其上的测量数据监测和管理工厂的处理量; 瞬时现象管理系统20,其记录和管理工厂上的瞬时测量数据; 数据链接管理功能31,其通过网络将这些系统相互连接并执行链接所需的数据传送和处理; 管理工厂的测量数据,输入到模拟器的数据和仿真结果的数据库管理功能32以及用户输入和输出这些数据的用户界面功能33。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Plant model creation system
    • 植物造型系统
    • JP2006106888A
    • 2006-04-20
    • JP2004289210
    • 2004-09-30
    • Toshiba Corp株式会社東芝
    • TAKIWAKI KENYAARAKAWA AKIOTAKEUCHI YUTAKATAKAHASHI HIDEKITAKIZAWA YOJI
    • G06F17/50G05B13/04G05B17/00G06F19/00G06Q50/00G06Q50/04G09B9/00
    • Y02P90/30
    • PROBLEM TO BE SOLVED: To provide a plant model creation system capable of achieving processes in a consistent way, including constructing a plant model using a GUI, simulating the plant model, and installing model data in a training system. SOLUTION: The plant model creation system 1 comprises an input means 2 for accepting input operations; a display means 3 capable of displaying images; a data recording means 4 capable of reading and writing electronic data; a device model creation means 11 for creating device models that simulate plant component devices; a plant model creation means 12 for creating a model having a plurality of device models; a model simulation means 13 for running simulations; a model source output means 14 for outputting a plant model source; a source installation means 15 for installing the plant model source; and a control means 5 for controlling each of the processing means in the system. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供能够以一致的方式实现过程的工厂模型创建系统,包括使用GUI构建工厂模型,模拟工厂模型,以及在培训系统中安装模型数据。 解决方案:工厂模型创建系统1包括用于接受输入操作的输入装置2; 能够显示图像的显示装置3; 能够读取和写入电子数据的数据记录装置4; 设备模型创建装置11,用于创建模拟植物部件装置的装置模型; 用于创建具有多个装置模型的模型的植物模型创建装置12; 用于运行模拟的模型模拟装置13; 用于输出植物模型源的模型源输出装置14; 用于安装植物模型源的源安装装置15; 以及用于控制系统中的每个处理装置的控制装置5。 版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Remote maintenance and monitoring system for simulator
    • 用于模拟器的远程维护和监控系统
    • JP2005195722A
    • 2005-07-21
    • JP2004000121
    • 2004-01-05
    • Toshiba Corp株式会社東芝
    • TAKEUCHI YUTAKA
    • G09B9/00
    • PROBLEM TO BE SOLVED: To provide a remote maintenance and monitoring system for a simulator wherein the operation state of the simulator can be monitored and the simulator can be maintained and managed at a place away from the place where the simulator is installed.
      SOLUTION: A simulator system 2 and an instructor system 3 are connected to a simulator network 4 to constitute a simulator room 1, and an in-plant network 6 is connected to the simulator network 4 in the simulator room 1 via a gateway 5. The in-plant network 6 and an external network 8 are connected via a security gateway 7 having a security function.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供用于模拟器的远程维护和监视系统,其中可以监视模拟器的操作状态,并且可以在远离安装模拟器的地方的位置维护和管理模拟器。 解决方案:模拟器系统2和教师系统3连接到模拟器网络4以构成模拟器室1,并且工厂内网络6经由网关连接到模拟器室1中的模拟器网络4 工厂内网络6和外部网络8经由具有安全功能的安全网关7连接。 版权所有(C)2005,JPO&NCIPI