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1. 发明公开

EP2799910A4 DOSAGE RATE MEASUREMENT SYSTEM AND DOSAGE RATE MEASUREMENT METHOD 审中-公开
标题翻译：给药速率测定系统及给药速率测定方法
公开(公告)号：EP2799910A4
公开(公告)日：2015-08-26
申请号：EP12861293
申请日：2012-12-03
申请人： HITACHI LTD
发明人： UENO KATSUNORI , KITAGUCHI HIROSHI , TADOKORO TAKAHIRO , KAIHARA AKIHISA , OKADA KOICHI , SAKAKIBARA YOSHINOBU , INAMURA YUTA , KUWABARA HITOSHI
IPC分类号： G01T1/10 , G01T1/16
CPC分类号： G01T1/10 , G01T1/105
摘要： Provided is a measurement unit and measurement method for reducing attenuation due to optical fiber length and SN degradation due to background in a dosage rate monitor that uses optical fiber. This system comprises: a radiation detector for detecting radiation dosage; a light source for irradiating stimulating light on the radiation detector; a photodetector for detecting light generated by the radiation detector; an optical fiber for connecting the photodetector and the radiation detector and light source, and transmitting light from the light source and light from the radiation detector; a measurement unit for counting the pulses outputted from the photodetector; and an analysis unit for extracting the luminous energy originating from the radiation detector, from time information, wave height information, and the count value, which are measurement results obtained by the measurement unit, and converting the luminous energy to a dosage and dosage rate.

2. 发明专利

JP2011221751A Information processor and information processing method 审中-公开
标题翻译：信息处理器和信息处理方法
公开(公告)号：JP2011221751A
公开(公告)日：2011-11-04
申请号：JP2010089586
申请日：2010-04-08
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ITO TAKAHIRO , SAKAKIBARA YOSHINOBU , HANAWA TERUNORI
IPC分类号： G06F11/30
摘要： PROBLEM TO BE SOLVED: To execute the confirmation of the soundness of an application program and to improve maintainability, without performing such an operation as power supply or connecting such a device as a maintenance tool to a control device.SOLUTION: This information processor is provided with: a storage part for storing an application program acquired from the outside; a temporary storage part in which the application program read from the storage part is developed; a clock part for clocking a time; and an arithmetic processing part. The above mentioned arithmetic processing part executes the application program developed in the temporary storage part, and collates the application program stored in the storage part with the content of the application program developed in the temporary storage part in the spare time of an arithmetic processing time relating to the execution of the application program developed in the temporary storage part, and stores the result of collation in association with the time information in collation acquired from the clock part in the storage part.
摘要翻译：要解决的问题：为了执行应用程序的可靠性的确认并提高可维护性，而不执行诸如电源的操作或将诸如维护工具的设备连接到控制设备。解决方案：该信息处理器具有：存储部件，用于存储从外部获取的应用程序; 临时存储部件，其中开发从存储部件读取的应用程序; 时钟部分，用于计时; 和运算处理部。上述算术处理部分执行在临时存储部分中开发的应用程序，并且将存储在存储部分中的应用程序与在临时存储部分中开发的应用程序的内容相关联的算术处理时间相关涉及在临时存储部分中开发的应用程序的执行，并且与从存储部分中的时钟部分获取的对照中的时间信息相关联地存储对照结果。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2007057426A Charged particle measuring device 有权
标题翻译：充电颗粒测量装置
公开(公告)号：JP2007057426A
公开(公告)日：2007-03-08
申请号：JP2005244284
申请日：2005-08-25
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SAKAKIBARA YOSHINOBU , KAIHARA AKIHISA , SHIBUYA TORU
IPC分类号： G01T1/167 , G01T1/24 , G01T7/00 , G01T7/06
摘要： PROBLEM TO BE SOLVED: To provide a charged particle measuring device that keeps the background count value low, efficiently measures charged particles in an extremely low level, and also keeps high sensitivity for a long time.
SOLUTION: This charged particle measuring device is provided with: a measuring sample tray 5; a semiconductor detector 2; a measuring chamber 1 having an openable/closable sealing door 7; an upper electrode 4a and lower electrode 4b installed outside the tray 5 and semiconductor detector 2; a dust collection power source 11 for applying dust collection voltage between the upper electrode 4a and lower electrode 4b; a pure gas supplying/substituting system 9 for substituting air in the measuring chamber 1 with pure gas containing no radioactive material; an evacuation system 8 for reducing pressure by exhausting the air and pure gas in the measuring chamber 1; and a radiation instrumentation circuit (not shown). The measuring device substitutes the air in the measuring chamber 1 with the pure gas before measurement, reduces the pressure in the measuring chamber 1 by exhaustion, and applies the dust collection voltage to the upper electrode 4a and lower electrode 4b to electrically collect charged particle emission nuclides and suspended particles of dust brought into the measuring chamber 1.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供使背景计数值保持为低的带电粒子测量装置，有效地测量极低电平的带电粒子，并且长期保持高灵敏度。该带电粒子测量装置设有：测量样品盘5; 半导体检测器2; 具有可开闭的密封门7的测量室1; 安装在托盘5和半导体检测器2外部的上电极4a和下电极4b; 用于在上电极4a和下电极4b之间施加集尘电压的集尘电源11; 纯气体供给/替代系统9，用不含放射性物质的纯气体代替测量室1中的空气; 用于通过排出测量室1中的空气和纯净气体来减压的排气系统8; 和辐射仪表电路（未示出）。测量装置用测量室内的纯气体代替测量室内的空气，通过排气降低测量室1中的压力，并将灰尘收集电压施加到上电极4a和下电极4b以电集电带电粒子发射核素和悬浮颗粒进入测量室1.版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2013134157A Dose rate measurement system and dose rate measurement method 有权
标题翻译：剂量测量系统和剂量测量方法
公开(公告)号：JP2013134157A
公开(公告)日：2013-07-08
申请号：JP2011284699
申请日：2011-12-27
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： UENO KATSUNOBU , KITAGUCHI HIROSHI , TADOKORO TAKAHIRO , KAIHARA AKIHISA , OKADA KOICHI , SAKAKIBARA YOSHINOBU , INAMURA YUTA , KUWABARA HITOSHI
IPC分类号： G01T1/00 , G01T1/16
CPC分类号： G01T1/10 , G01T1/105
摘要： PROBLEM TO BE SOLVED: To provide a measurement apparatus and a measurement method for reducing attenuation due to an optical fiber length and SN deterioration due to a background in a dose monitor utilizing optical fibers.SOLUTION: A dose rate measurement system includes: a radiation detection part for detecting a radiation dose; a light source for applying stimulus light to the radiation detection part; a photodetector for detecting light generated in the radiation detection part; optical fibers for connecting the radiation detection part, the light source and the photodetector to transmit light from the light source and light from the radiation detection part; a measurement device for counting pulses outputted from the photodetector; and an analyzer for extracting light quantity derived from the radiation detection part from time information, wave height information and the counting value being measurement results obtained by the measurement device, and converting the light quantity into a dose and a dose rate.
摘要翻译：要解决的问题：提供一种测量装置和测量方法，用于减少由于光纤长度引起的衰减以及由于使用光纤的剂量监视器中的背景导致的SN劣化。解决方案：剂量率测量系统包括：辐射检测用于检测放射剂量的部分; 将激励光施加到所述放射线检测部的光源; 用于检测在所述放射线检测部中产生的光的光检测器; 用于连接辐射检测部分，光源和光电检测器的光纤，用于透射来自光源的光和来自辐射检测部分的光; 用于对从光电检测器输出的脉冲进行计数的测量装置; 以及分析器，用于从时间信息，波高信息和作为由测量装置获得的测量结果的计数值从时间信息，计数值提取从辐射检测部分导出的光量，并将光量转换成剂量和剂量率。

5. 发明专利

JP2013122425A Radiation monitor and method of monitoring radiation dose 有权
标题翻译：辐射监测仪和辐射剂量监测方法
公开(公告)号：JP2013122425A
公开(公告)日：2013-06-20
申请号：JP2011271324
申请日：2011-12-12
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： TADOKORO TAKAHIRO , KITAGUCHI HIROSHI , UENO KATSUNOBU , KAIHARA AKIHISA , KUWABARA HITOSHI , SAKAKIBARA YOSHINOBU
IPC分类号： G01T1/20
摘要： PROBLEM TO BE SOLVED: To provide a radiation monitor in a nuclear power plant, especially a radiation monitor suitable for measurement in a wide range.SOLUTION: Plural radiation monitoring detectors including radiation light-emitting elements having different excitation or emission wavelengths are optically coupled in series using optical fibers. One end of the detectors optically coupled in series is optically coupled with a light source on which light with plural wavelengths can be incident. The other end is optically coupled with a measuring device that measures the intensity of light of each wavelength. An arithmetic device specifies a radiation monitoring detector among the plural detectors and obtains a radiation dose rate of the specified detector, on the basis of the intensity of light of each excitation and emission wavelength. In another embodiment, a light reflector or the like is coupled with one end of radiation monitoring detectors optically coupled in series in order to reflect light. The other end is optically branched. The branched end is optically coupled with a light source on which light of plural wavelengths can be incident and the other end is optically coupled with a measuring device that measures the intensity of light of each wavelength.
摘要翻译：要解决的问题：在核电厂中提供辐射监测器，特别是适用于宽范围测量的辐射监测器。解决方案：包括具有不同激发或发射波长的辐射发光元件的多个辐射监测检测器使用光纤串联光耦合。与光学耦合的检测器的一端与可以入射多个波长的光的光源光耦合。另一端与测量每个波长的光强度的测量装置光学耦合。算术装置指定多个检测器中的放射线监测检测器，并根据各激发和发射波长的光强度获得指定检测器的辐射剂量率。在另一个实施例中，光反射器等与辐射监测检测器的一端耦合，以便反射光，光学耦合光学耦合。另一端是光学分支的。分支端与可以入射多个波长的光的光源光学耦合，另一端与测量每个波长的光强度的测量装置光学耦合。版权所有（C）2013，JPO＆INPIT

6. 发明专利

JP2009139229A Radiation detector calibrating device 审中-公开
标题翻译：辐射探测器校准装置
公开(公告)号：JP2009139229A
公开(公告)日：2009-06-25
申请号：JP2007316033
申请日：2007-12-06
申请人： Hitachi Information & Control Solutions Ltd , Hitachi Ltd , 株式会社日立情報制御ソリューションズ , 株式会社日立製作所
发明人： OSONE AKIRA , KUWABARA HITOSHI , SAKAKIBARA YOSHINOBU
IPC分类号： G01T7/00 , G01T1/17
摘要： PROBLEM TO BE SOLVED: To improve the calibration accuracy of a radiation detector to be calibrated by measuring scattered radiation of radiation irradiated from a calibration radiation source in calibrating the radiation detector, and taking an influence exerted on a background by the scattered radiation into consideration.
SOLUTION: A shield lead 8 is disposed between the calibration radiation source and a radiator detector to be calibrated, which is disposed opposite to the calibration radiation source, and direct radiation from the calibration radiation source is interrupted in order to take the influence of the scattered radiation into consideration as a background measured in calibrating the radiation detector, whereby the background is accurately measured to perform calibration with good accuracy.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过在校准辐射探测器中测量从校准辐射源辐射的辐射的散射辐射，并通过散射辐射对背景施加影响，提高要校准的辐射探测器的校准精度考虑到。解决方案：屏蔽引线8设置在校准辐射源和待校准的辐射体检测器之间，校准辐射源与校准辐射源相对设置，并且来自校准辐射源的直接辐射被中断以便产生影响考虑作为在校准辐射检测器中测量的背景的散射辐射，由此准确地测量背景以以高精度执行校准。版权所有（C）2009，JPO＆INPIT

7. 发明专利

JP2013134158A Radiation intensity measuring method for radiation intensity measuring apparatus 有权
标题翻译：辐射强度测量装置的辐射强度测量方法
公开(公告)号：JP2013134158A
公开(公告)日：2013-07-08
申请号：JP2011284700
申请日：2011-12-27
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： OKADA KOICHI , TADOKORO TAKAHIRO , KITAGUCHI HIROSHI , UENO KATSUNOBU , KAIHARA AKIHISA , KUWABARA HITOSHI , SAKAKIBARA YOSHINOBU , INAMURA YUTA
IPC分类号： G01M11/00 , G21K4/00
摘要： PROBLEM TO BE SOLVED: To provide a radiation intensity measuring apparatus capable of monitoring intensity changes of light made incident on a light receiving part and capable of feeding back correction matched with changes of light intensity of measurement results.SOLUTION: The radiation intensity measuring apparatus includes a measurement device for measuring a component not caused by excitation of a photostimulable crystal of light measured by the light receiving part, analyzes influences of optical fiber deterioration and light bending loss, and uses the analyzed results as correction data. Further, time distributions of light intensities of both of light not caused by the excitation of the photostimulable crystal and light caused by the excitation of the photostimulable crystal are measured, and a change in the crystal structure of the photostimulable crystal is monitored from a change of the time distribution of the light caused by the excitation of the photostimulable crystal with respect to the time distribution of the light not caused by the excitation of the photostimulable crystal.
摘要翻译：要解决的问题：提供一种能够监测入射在光接收部分上的光的强度变化并能够反馈与测量结果的光强度的变化匹配的辐射强度测量装置。解决方案：辐射强度测量装置包括用于测量由光接收部测量的光的可激发光的激发所引起的成分的测量装置，分析光纤劣化和光弯曲损耗的影响，并将分析结果用作校正数据。此外，测量不是由可激发光的晶体的激发引起的光的光强度的时间分布和由可光激励的晶体的激发引起的光的光强度的时间分布，并且从可变化的晶体的晶体结构的变化来监测可光激发的晶体的晶体结构的变化由可光激励晶体的激发引起的光的时间分布相对于光可激发晶体的激发引起的光的时间分布。

8. 发明专利

JP2019090622A 放射線モニタ、及び放射線の測定方法审中-公开
公开(公告)号：JP2019090622A
公开(公告)日：2019-06-13
申请号：JP2017217545
申请日：2017-11-10
申请人： HITACHI LTD
发明人： TADOKORO TAKAHIRO , UENO YUICHIRO , UENO KATSUNOBU , OKADA KOICHI , HATAKEYAMA SHUICHI , NAGUMO YASUSHI , ITO TAKAHIRO , SAKAKIBARA YOSHINOBU
IPC分类号： G01T1/20
摘要：【課題】放射線を適切に測定可能な放射線モニタ等を提供する。【解決手段】放射線モニタ100は、放射線検出部11,12を備えるとともに、複数の放射線検出素子11a,12aで生じた光を伝送して合流させる光ファイバ13p,13qと、自身に導かれる合流後の光を電気パルスに変換する光検出部14と、電気パルスの計数率に基づいて、放射線の線量率を算出する測定装置15及び解析・表示装置16と、を備える。ハウジング11b,12bには、第1の材料で構成されるハウジング11bが含まれるとともに、第2の材料で構成される別のハウジング12bが含まれる。【選択図】図1

9. 发明专利

JP2014009977A Radioactive leakage water monitoring system and radioactive leakage water monitoring method 有权
标题翻译：放射性泄漏水监测系统和放射性泄漏水监测方法
公开(公告)号：JP2014009977A
公开(公告)日：2014-01-20
申请号：JP2012144909
申请日：2012-06-28
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： TOMINAGA KAZUO , KITAGUCHI HIROSHI , UENO KATSUNOBU , TADOKORO TAKAHIRO , SAKAKIBARA YOSHINOBU , KUWABARA HITOSHI
IPC分类号： G21F9/22 , G01M3/38 , G01T1/167
摘要： PROBLEM TO BE SOLVED: To provide a device for efficient measurement of radiation in leakage water and a method thereof in a leakage water monitoring system utilizing an optical fiber.SOLUTION: A radioactive leakage water monitoring system includes: a leakage water saucer for increasing a measurement area of leakage water; a plurality of radiation detectors for radiation dose detection and measurement of a background and the like; a light source for irradiating the radiation detectors with stimulus light; a photodetector for detecting light generated in the radiation detectors; an optical fiber connecting the radiation detectors, the light source, and a light source function to transmit the light from the light source and the light from the radiation detectors; a measuring instrument for counting pulses outputted from the photodetector; and an analyzer for extracting the amount of light derived from the radiation detectors, from a measurement result obtained by the measuring instrument to convert the amount of light to a dose and a dosage rate, so that an environmental background, a light source background, rainwater, and leakage water can be discriminated and analyzed to allow doze and dosage rate measurement with high accuracy and high sensitivity.
摘要翻译：要解决的问题：提供一种用于有效测量泄漏水中的辐射的装置及其在利用光纤的泄漏水监测系统中的方法。解决方案：放射性泄漏水监测系统包括：用于增加测量的泄漏水盘漏水面积; 用于辐射剂量检测和背景测量的多个辐射检测器等; 用于用激发光照射辐射探测器的光源; 用于检测在所述辐射检测器中产生的光的光电检测器; 连接辐射检测器，光源和光源功能的光纤，用于传输来自光源的光和来自辐射检测器的光; 用于对从光电检测器输出的脉冲进行计数的测量仪器; 以及用于从由所述测量仪器获得的测量结果中提取来自所述辐射检测器的光量的分析器，以将光量转换成剂量和剂量率，使得环境背景，光源背景，雨水，并可以对泄漏水进行鉴别和分析，以高精度和高灵敏度进行打盹和剂量率测量。

10. 发明专利

JP2010276519A Charged particle measuring instrument and measuring method thereof 审中-公开
标题翻译：充电颗粒测量仪器及其测量方法
公开(公告)号：JP2010276519A
公开(公告)日：2010-12-09
申请号：JP2009130531
申请日：2009-05-29
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KITAGUCHI HIROSHI , TADOKORO TAKAHIRO , UENO KATSUNOBU , KAIHARA AKIHISA , SAKAKIBARA YOSHINOBU
IPC分类号： G01T1/167 , G01T1/18 , G01T1/24 , G21K1/04
摘要： PROBLEM TO BE SOLVED: To provide a charged particle measuring instrument measuring an α ray in a short period of measurement time without causing an error attributable to background fluctuations. SOLUTION: The charged particle measuring instrument has: a sample measuring α ray detector for measuring both the α ray to be emitted from a sample and a background; a background measuring α ray detector for measuring the background; an α ray shielding plate for preventing the α ray to be emitted from the sample from entering the background measuring α ray detector; and an α ray measuring instrument for inputting measurement values measured at the same time from the sample measuring α ray detector and the background measuring α ray detector so as to compute a net measurement value of the α ray. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种在短时间内测量α射线的带电粒子测量仪器，而不引起归因于背景波动的误差。带电粒子测量仪器具有：用于测量从样品和背景发射的α射线的样品测量α射线检测器; 用于测量背景的背景测量α射线检测器; 用于防止从样品发射α射线的α射线屏蔽板进入背景测量α射线检测器; 以及α射线测量装置，用于输入从样本测量α射线检测器和背景测量α射线检测器同时测量的测量值，以计算α射线的净测量值。版权所有（C）2011，JPO＆INPIT

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