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    • 1. 发明专利
    • Water level measurement device
    • 水位测量装置
    • JP2013137236A
    • 2013-07-11
    • JP2011288274
    • 2011-12-28
    • Toshiba Corp株式会社東芝
    • TAKEMURA MAKOTOKURODA HIDEHIKOKAWAKAMI OSAMUTAKADA YUKASHIRAISHI FUJIO
    • G21C17/035
    • PROBLEM TO BE SOLVED: To provide a water level measurement device capable of measuring the level of cooling water in a nuclear reactor without being influenced by an output distribution of a reactor core even if the nuclear reactor stops.SOLUTION: A water level measurement device 10A includes a heat generating body 11 generating heat with gamma rays and installed in a nuclear reactor pressure vessel 2 to have an axis in the height direction of the nuclear reactor; a heater 12 which heats the heat generating body; a plurality of heat insulators 13 which are individually shorter than the heat generating body and installed covering an outer peripheral surface of the heat generating body; a temperature difference measurement part 15 which has a plurality of temperature difference measuring elements 14 measuring a temperature difference between a temperature measurement point T1 and a temperature measurement point T2 set for a heat insulation part surrounded by the heat insulators and an unsurrounded non-heat-insulation part respectively, the temperature measurement points being set at respectively different heights; an axial output distribution measurement part 16 which calculates an axial output distribution of the nuclear reactor on the basis of a plurality of obtained temperature differences; and a water level determination part 17 which determines the water level in the nuclear reactor on the basis of the obtained axial output distribution and the plurality of temperature differences.
    • 要解决的问题:提供一种能够测量核反应堆中的冷却水水平而不受反应堆堆芯的输出分布的影响的水位测量装置,即使核反应堆停止。解决方案:水位测量装置10A 包括用γ射线产生热量并且安装在核反应堆压力容器2中以具有在核反应堆的高度方向上的轴线的发热体11; 加热器12,其加热发热体; 多个绝热体13,其分别比发热体短,被安装在发热体的外周面上; 温度差测量部件15具有多个温度差测量元件14,其测量温度测量点T1和由绝热体包围的隔热部件所设定的温度测量点T2之间的温度差,以及未包围的非热交换器, 绝缘部分,温度测量点分别设定在不同的高度; 轴向输出分布测量部16,其基于多个获得的温度差计算核反应堆的轴向输出分布; 以及水位确定部17,其基于获得的轴向输出分布和多个温差来确定核反应堆中的水位。
    • 2. 发明专利
    • Mobile monitoring system and monitoring method thereof
    • 移动监控系统及其监控方法
    • JP2008252643A
    • 2008-10-16
    • JP2007092744
    • 2007-03-30
    • Toshiba Corp株式会社東芝
    • OKADA SATOSHIMATSUZAKI KENJIKAWAKAMI OSAMU
    • H04N7/18H04N5/225
    • PROBLEM TO BE SOLVED: To provide a mobile monitoring system and a monitoring method thereof in which, under the severe environmental condition of an actual plant or the like in use of a mobile body such as an independent or autonomous robot or the like, a position of the mobile body is grasped and its autonomous move is supported.
      SOLUTION: A mobile monitoring system 1 comprises: a position symbol 3 attached to a mobile 2; a plurality of rotary camera apparatuses 4 each capable of pan/tilt control in accordance with a control signal; a monitor information processing device 5 which processes image signals sent from the rotary camera apparatuses 4 by wired or wireless transmission means and generates a control signal for rotating and moving the rotary camera apparatuses 4 towards the position symbol 3 in accordance with a result of the processing; and a display device 6 for displaying the image signals sent from the rotary camera apparatuses 4 on a screen.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种移动监视系统及其监视方法,其中在使用诸如独立或自主机器人等的移动体的实际工厂等的恶劣环境条件下 抓住移动体的位置并支持其自主移动。 移动监视系统1包括:附接到移动台2的位置符号3; 多个能够根据控制信号进行摇摄/倾斜控制的旋转相机装置4; 监视器信息处理装置5,其通过有线或无线发送装置处理从旋转摄像机装置4发送的图像信号,并根据处理结果生成用于使旋转摄像机装置4朝向位置符号3旋转和移动的控制信号 ; 以及显示装置6,用于将从旋转照相机装置4发送的图像信号显示在屏幕上。 版权所有(C)2009,JPO&INPIT
    • 4. 发明专利
    • Thickness measuring apparatus and thickness measuring method
    • 厚度测量装置和厚度测量方法
    • JP2013190392A
    • 2013-09-26
    • JP2012058622
    • 2012-03-15
    • Toshiba Corp株式会社東芝
    • MAKINO SHUNICHIROKURODA HIDEHIKOKAWAKAMI OSAMUKUME NAOTO
    • G01N29/04
    • PROBLEM TO BE SOLVED: To provide a thickness measuring apparatus and a thickness measuring method efficiently measuring a thickness of piping arranged in a plant.SOLUTION: The thickness measuring apparatus 20 includes a thickness measuring section 2 and a thickness arithmetic section 21. The thickness measuring section 2 includes: a memory 9; a clock generating section 7 which outputs a clock signal; an ultrasonic wave transceiver 3 which transmits an ultrasonic wave in the thickness direction of a pipe 1 and receives a reflection wave of the ultrasonic wave; a pulse generating section 11 which outputs a control voltage for transmitting the ultrasonic wave; a waveform measuring section 8 which measures an electric signal output from the ultrasonic wave transceiver 3 and stores measurement data in the memory 9; a radio section 10 which outputs the measurement data stored in the memory 9 to the thickness arithmetic section 21; a measurement control section 6 which controls the pulse generating section 11 and the waveform measuring section 8; and a power supply section 12 which creates electric power by utilizing environment energy. The thickness arithmetic section 21 calculates the thickness of the pipe 1 on the basis of the received measurement data.
    • 要解决的问题:提供一种有效地测量布置在工厂中的管道的厚度的厚度测量装置和厚度测量方法。方法:厚度测量装置20包括厚度测量部分2和厚度运算部分21。 部分2包括:存储器9; 输出时钟信号的时钟发生部7; 超声波收发器3,其在管1的厚度方向上发送超声波,并接收超声波的反射波; 输出用于发送超声波的控制电压的脉冲发生部11; 波形测量部分8,测量从超声波收发器3输出的电信号并将测量数据存储在存储器9中; 无线电部分10,将存储在存储器9中的测量数据输出到厚度运算部分21; 测量控制部分6,其控制脉冲发生部分11和波形测量部分8; 以及通过利用环境能量来产生电力的供电部12。 厚度运算部21基于所接收的测量数据来计算管1的厚度。
    • 5. 发明专利
    • Liquid level measuring device, method and program
    • 液位测量装置,方法和程序
    • JP2013140029A
    • 2013-07-18
    • JP2011289625
    • 2011-12-28
    • Toshiba Corp株式会社東芝
    • KURODA HIDEHIKOMUKAI SHIGEHIKOKAWAKAMI OSAMUTAKEMURA MAKOTOTAKADA YUKASHIRAISHI FUJIO
    • G01F23/22G01F23/28
    • G01F23/2965F01K5/02G01F23/2961G01F23/2967G01F23/2968G21C17/035
    • PROBLEM TO BE SOLVED: To provide a liquid level measuring device which allows a liquid level to be accurately measured even for a boiling liquid contained in a reservoir.SOLUTION: A liquid level measuring device comprises ultrasonic sensors 15 (15;1≤m≤M) which transmit and receive ultrasonic waves, a transmitting and receiving control part 11 which controls the transmitting and receiving of ultrasonic waves for any one of the ultrasonic sensors 15 at a plurality of positions, an intensity detection part 12 which detects the intensity of ultrasonic waves which satisfy at least an expression: 2≤N, among the ultrasonic waves reflected N times (N: natural number) on the inner surface of a reservoir 21, a gas-liquid determination part 13 which determines whether the reflection point at the inner surface is in contact with a liquid 22 or a gas 24 on the basis of the detected intensity of ultrasonic waves, and a level determination part 14 which determines the liquid level 23 on the basis of the gas-liquid determination results derived from the respective ultrasonic sensors 15(1≤m≤M) at a plurality of positions.
    • 要解决的问题:提供一种液位测量装置,即使对于容纳在容器中的沸腾液体也能够精确地测量液位。解决方案:液位测量装置包括超声波传感器15(15;1≤m≤M )发送和接收超声波的发送和接收控制部分11,其控制多个位置中的任何一个超声波传感器15的超声波的发送和接收;强度检测部分12,其检测超声波的强度 其满足在储存器21的内表面上反射N次(N:自然数)的超声波中的至少2≤N,气液判定部13,其判定内表面的反射点 基于检测到的超声波的强度与液体22或气体24接触,以及水平确定部14,其确定基底上的液面23 是在多个位置从各个超声波传感器15(1≤m≤M)得到的气液测定结果。
    • 6. 发明专利
    • Liquid level measuring device, method and program
    • 液位测量装置,方法和程序
    • JP2013113808A
    • 2013-06-10
    • JP2011262765
    • 2011-11-30
    • Toshiba Corp株式会社東芝
    • KURODA HIDEHIKOKAWAKAMI OSAMUTAKADA YUKATAKEMURA MAKOTOSHIRAISHI FUJIO
    • G01F23/22
    • PROBLEM TO BE SOLVED: To provide a liquid level measurement technique which allows measurement of a liquid level with high resolution with the small number of probes.SOLUTION: A liquid level measuring device 10 comprises: a probe 11 with a temperature sensor 13 and a heater 12 arranged near its detection point 13a enclosed; a parameter derivation part 22 for deriving a parameter on the basis of a temperature detected by the temperature sensor 13 accompanying heat generation of the heater 12; a database 23 for holding relationship information between an immersion amount of a tip 14 of the probe 11 in a holding liquid 32 in a container 31 and the parameter; and a level determination part 24 for determining a liquid level of the holding liquid 32 by checking the derived parameter against the relationship information.
    • 要解决的问题:提供一种允许使用少量探针以高分辨率测量液位的液位测量技术。 解决方案:液位测量装置10包括:具有温度传感器13的探头11和围绕其检测点13a附近布置的加热器12; 基于由加热器12的发热伴随着由温度传感器13检测到的温度导出参数的参数导出部22; 数据库23,用于将容器31中的保持液32中的探针11的尖端14的浸渍量与参数保持关系信息; 以及水平确定部分24,用于通过根据关系信息检查导出的参数来确定保持液体32的液位。 版权所有(C)2013,JPO&INPIT
    • 7. 发明专利
    • Protection device for ac coil and power system
    • 交流线圈和电力系统保护装置
    • JP2009195062A
    • 2009-08-27
    • JP2008034782
    • 2008-02-15
    • Toshiba Corp株式会社東芝
    • KAWAKAMI OSAMUYAZAWA TAKASHISUGAWARA RYOICHI
    • H02H7/00
    • PROBLEM TO BE SOLVED: To provide an AC coil protection device which can accurately detect abnormal voltage caused by the deterioration of the AC coil connected to a power system and can prevent damages to the AC coil, and to provide a power system equipped with the same.
      SOLUTION: The protection device is equipped with a pickup transformer 4 which is connected between the terminals of an AC coil 3 connected to a power system for supplying power from a system power source 1 to a load 10 and detects voltage between the terminals of the AC coil 3; a current transformer 2 which is connected in series with the AC coil 3 and detects system current; a phase shifter 12 for putting the output voltage of the pickup transformer 4 and the output voltage of the current transformer 2 into phase with each other; and a calculation controller (7, 8, 9, 10) which finds a difference between the two output voltages in phase with each other and, when the difference is larger than a predetermined value, controls to separate the AC coil 3 from the power system.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种能够精确地检测与电力系统连接的交流线圈的劣化引起的异常电压并且可以防止对交流线圈的损害的交​​流线圈保护装置,并提供配备的电力系统 用同样的

      解决方案:保护装置配备有拾取变压器4,该变压器4连接在连接到用于从系统电源1向负载10供电的电力系统的电力系统的端子之间,并检测端子之间的电压 的交流线圈3; 与AC线圈3串联连接并检测系统电流的电流互感器2; 用于将拾取变压器4的输出电压和电流互感器2的输出电压相互相位的移相器12; 以及计算控制器(7,8,9,10),其相互相位地找出两个输出电压之间的差异,并且当差值大于预定值时,控制将AC线圈3与电力系统分离 。 版权所有(C)2009,JPO&INPIT

    • 10. 发明专利
    • STABILIZED LIGHT SOURCE
    • JPH03192780A
    • 1991-08-22
    • JP33120489
    • 1989-12-22
    • TOSHIBA CORP
    • KAWAKAMI OSAMUIWAMOTO KATSUJI
    • H01L33/00
    • PURPOSE:To enable a light source to be kept constant in volume of light to emit even if an ambient temperature changes by a method wherein an operational section which controls a current supplied to the light source so as to keep the light source constant in light volume to emit is provided. CONSTITUTION:Output signals a2 and a3 of a photodetective element 3 and a temperature detecting element 4 are fed back to a light volume setting signal a1 inputted into an operational section 5 from outside, and a current supplied to a light source 1 is controlled based on the processing result of the operational section 5 to keep the light emission volume of the light source 1 constant. As mentioned above, a close loop that the output signal a3 of the temperature detecting element 4 is fed back to the operational section 5 is provided outside a close loop where the output signal a2 of the photodetective element 3 is fed back to the operational section 5, whereby a current supplied to the light source 1 is so controlled as to cancel the emitted light volume change caused by the change of an ambient temperature, so that the light source 1 can emit light of constant volume.