BR112012020034A2 - detector de cintilação e método de controlar o ganho de detector. - Google Patents
detector de cintilação e método de controlar o ganho de detector.Info
- Publication number
- BR112012020034A2 BR112012020034A2 BR112012020034A BR112012020034A BR112012020034A2 BR 112012020034 A2 BR112012020034 A2 BR 112012020034A2 BR 112012020034 A BR112012020034 A BR 112012020034A BR 112012020034 A BR112012020034 A BR 112012020034A BR 112012020034 A2 BR112012020034 A2 BR 112012020034A2
- Authority
- BR
- Brazil
- Prior art keywords
- detector
- scintillation
- gain
- photomultiplier
- output
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/20—Measuring radiation intensity with scintillation detectors
- G01T1/202—Measuring radiation intensity with scintillation detectors the detector being a crystal
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/288—X-rays; Gamma rays or other forms of ionising radiation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/20—Measuring radiation intensity with scintillation detectors
- G01T1/2008—Measuring radiation intensity with scintillation detectors using a combination of different types of scintillation detectors, e.g. phoswich
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/36—Measuring spectral distribution of X-rays or of nuclear radiation spectrometry
- G01T1/40—Stabilisation of spectrometers
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Measurement Of Radiation (AREA)
Abstract
detector de cintilação e método de controlar o ganho de detector. são proporcionados um detector e método associados indluindo um primeiro material de cintilação 40 tendo uma dependência da temperatura de rendimento da luz e uma saída a um nível de energia em primeiro lugar, um segundo material de cintilação 42 tendo uma dependência da temperatura de rendimento de luz semelhante ao primeiro material e uma saída a um segundo nível de energia e circuitos de detectação 72, 76, 78, 82, 84, 100, 102. a primeira e a segunda saídas respondem à radiação emitida a partir de uma fonte de radiação ionizante 68. o circuito de detectação inclui um tubo fotomultiplicador 72 configurado para converter as saídas de fótons a partir do primeiro e do segundo materiais cintilantes 40, 42 para impulsos elétricos, um circuito contador configurado para contar os impulsos elétricos gerados no tudo fotomultiplicador 72 pelo primeiro e pelo segundo materiais e um circuito de controle de ganho 102 configurado para monitorar os impulsos elétricos gerados no tubo fotomultiplicador 72 pelo segundo material 42 e ajustar um ganho do detector ao detectar um desvio na saída do segundo material 42.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/703,305 US8426827B2 (en) | 2010-02-10 | 2010-02-10 | Automatic gain stabilization and temperature compensation for organic and/or plastic scintillation devices |
| PCT/US2011/024040 WO2011100240A2 (en) | 2010-02-10 | 2011-02-08 | Automatic gain stabilization and temperature compensation for organic and/or plastic scintillation devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112012020034A2 true BR112012020034A2 (pt) | 2016-05-03 |
Family
ID=44115585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112012020034A BR112012020034A2 (pt) | 2010-02-10 | 2011-02-08 | detector de cintilação e método de controlar o ganho de detector. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8426827B2 (pt) |
| EP (2) | EP2354809B1 (pt) |
| CN (1) | CN102906598A (pt) |
| BR (1) | BR112012020034A2 (pt) |
| CA (1) | CA2789616C (pt) |
| RU (1) | RU2554313C2 (pt) |
| WO (1) | WO2011100240A2 (pt) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6012475B2 (ja) * | 2011-02-02 | 2016-10-25 | 浜松ホトニクス株式会社 | 放射線検出器、放射線検出器の製造方法及び放射線検出方法 |
| US9372271B2 (en) * | 2011-05-17 | 2016-06-21 | Schlumberger Technology Corporation | System and method for gain regulation |
| US8969813B2 (en) * | 2011-06-08 | 2015-03-03 | Baker Hughes Incorporated | Apparatuses and methods for detection of radiation including neutrons and gamma rays |
| DE102012100768A1 (de) * | 2012-01-31 | 2013-08-01 | Endress + Hauser Gmbh + Co. Kg | Szintillationdetektor |
| US9921172B2 (en) * | 2013-03-13 | 2018-03-20 | Vega Americas, Inc. | Segmented fiber nuclear level gauge |
| CN104035123B (zh) * | 2014-06-27 | 2017-02-15 | 中国电子科技集团公司第八研究所 | 一种基于闪烁体与光纤耦合的β表面污染探测装置及方法 |
| US9618629B2 (en) | 2014-11-25 | 2017-04-11 | Jens Hovgaard | Apparatus and method for monitoring performance of radiation detector |
| CN104570043B (zh) * | 2014-12-18 | 2018-10-12 | 中国科学院高能物理研究所 | 硅光电倍增管的增益控制装置、系统及增益控制方法 |
| CN105182402B (zh) | 2015-09-29 | 2018-08-03 | 沈阳东软医疗系统有限公司 | 一种闪烁晶体探测器增益的校正方法和装置 |
| CN105353400B (zh) * | 2015-11-13 | 2018-07-27 | 中国计量科学研究院 | 用于闪烁晶体探测器增益自动控制的镶嵌源装置 |
| CN105572715B (zh) * | 2015-12-18 | 2018-10-26 | 山东省科学院海洋仪器仪表研究所 | 海洋放射性测量传感器的温漂自校正方法及传感器 |
| GB201604246D0 (en) * | 2016-03-11 | 2016-04-27 | Univ Hull | Radioactivity detection |
| KR101780240B1 (ko) * | 2016-11-30 | 2017-10-10 | (주) 뉴케어 | 방사선 검출기의 안정화 방법 |
| CN108956650B (zh) * | 2017-05-25 | 2021-09-24 | 北京君和信达科技有限公司 | 探测器增益自动配置方法、装置、系统及存储介质 |
| EP3714293B8 (en) * | 2017-11-24 | 2023-11-15 | Luxium Solutions, LLC | Substrate including scintillator materials, system including substrate, and method of use |
| EP3567404A1 (en) * | 2018-05-09 | 2019-11-13 | Target Systemelektronik GmbH & Co. KG | Method and device for the measurement of high dose rates of ionizing radiation |
| DE102018215675B4 (de) | 2018-09-14 | 2022-10-06 | Vega Grieshaber Kg | Fremdstrahlungserkennung mit Gamma-Modulator |
| EP3742132B1 (de) * | 2019-05-24 | 2023-06-21 | VEGA Grieshaber KG | Radiometrisches füllstandmessgerät mit referenzszintillator |
| US10834345B1 (en) | 2019-06-20 | 2020-11-10 | Semiconductor Components Industries, Llc | Temperature and non-uniformity compensation circuitry for silicon photomultiplier |
| US11143785B2 (en) * | 2019-09-27 | 2021-10-12 | Halliburton Energy Services, Inc. | Temperature compensated sensor gain calibration |
| CN112099072B (zh) * | 2020-08-19 | 2024-03-08 | 复旦大学 | 高通量抗电磁干扰质子能谱和强度探测器 |
| CN112099073B (zh) * | 2020-09-16 | 2023-08-11 | 北京华力兴科技发展有限责任公司 | 一种核素识别谱仪 |
| CN112711060B (zh) * | 2020-12-18 | 2022-10-04 | 兰州大学 | 一种多层闪烁体β-γ混合场探测器探头 |
| CN112684485B (zh) * | 2021-03-22 | 2021-06-18 | 武汉光谷航天三江激光产业技术研究院有限公司 | 一种光纤辐照监测装置及方法 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3089955A (en) * | 1959-08-17 | 1963-05-14 | Serge A Scherbatskoy | Stabilized radiation detector |
| US3473021A (en) * | 1966-06-27 | 1969-10-14 | Us Air Force | Radioactive sensor for measuring liquid levels |
| US3884288A (en) * | 1973-02-22 | 1975-05-20 | Southwire Co | Method and apparatus for tundish level control |
| US4481595A (en) * | 1981-06-19 | 1984-11-06 | Hans Schiessl | Method and apparatus for determining the fill level of containers |
| US4450354A (en) | 1982-07-06 | 1984-05-22 | Halliburton Company | Gain stabilized natural gamma ray detection of casing thickness in a borehole |
| SE441502B (sv) * | 1984-03-19 | 1985-10-14 | Asea Ab | Nivametare vid kokiller for strenggjutning |
| SE454146B (sv) * | 1985-01-07 | 1988-04-11 | Asea Ab | Anordning for nivametning vid kokiller for kontinuerlig gjutning |
| US4772792A (en) | 1985-01-10 | 1988-09-20 | Harshaw/Filtrol Partnership | Pulser stabilized radiation detector |
| EP0209059A3 (de) * | 1985-07-16 | 1989-01-25 | Concast Service Union Ag | Verfahren und Vorrichtung zum Antreiben eines gegossenen Stranges in einer Stranggiessanlage |
| US4918314A (en) * | 1989-01-06 | 1990-04-17 | Halliburton Logging Services, Inc. | Gain stabilization circuit for photomultiplier tubes |
| DE4114030C1 (pt) | 1991-04-29 | 1992-09-17 | Laboratorium Prof. Dr. Rudolf Berthold Gmbh & Co, 7547 Wildbad, De | |
| US5532122A (en) * | 1993-10-12 | 1996-07-02 | Biotraces, Inc. | Quantitation of gamma and x-ray emitting isotopes |
| US5564487A (en) * | 1993-12-17 | 1996-10-15 | Ronan Engineering Company | Continuous casting mold having radiation source for level measurement |
| US6087656A (en) * | 1998-06-16 | 2000-07-11 | Saint-Gobain Industrial Cermaics, Inc. | Radiation detector system and method with stabilized system gain |
| DE10238398A1 (de) * | 2002-08-22 | 2004-02-26 | Philips Intellectual Property & Standards Gmbh | Vorrichtung zur Erzeugung von Bildern und/oder Projektionen |
| US7173247B2 (en) * | 2003-09-24 | 2007-02-06 | Radiation Monitoring Devices, Inc. | Lu1-xI3:Cex—a scintillator for gamma ray spectroscopy and time-of-flight PET |
| CN101292174A (zh) * | 2005-10-17 | 2008-10-22 | 皇家飞利浦电子股份有限公司 | 使用镥本底辐射的pmt增益和能量校准 |
| US7544927B1 (en) * | 2006-08-28 | 2009-06-09 | Thermo Fisher Scientific Inc. | Methods and apparatus for performance verification and stabilization of radiation detection devices |
-
2010
- 2010-02-10 US US12/703,305 patent/US8426827B2/en active Active
-
2011
- 2011-02-08 CN CN2011800173626A patent/CN102906598A/zh active Pending
- 2011-02-08 RU RU2012138461/28A patent/RU2554313C2/ru active
- 2011-02-08 CA CA2789616A patent/CA2789616C/en active Active
- 2011-02-08 BR BR112012020034A patent/BR112012020034A2/pt not_active Application Discontinuation
- 2011-02-08 WO PCT/US2011/024040 patent/WO2011100240A2/en active Application Filing
- 2011-02-10 EP EP11001080.8A patent/EP2354809B1/en active Active
- 2011-02-10 EP EP19163382.5A patent/EP3518005A1/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011100240A3 (en) | 2012-02-02 |
| WO2011100240A2 (en) | 2011-08-18 |
| US20110192979A1 (en) | 2011-08-11 |
| RU2012138461A (ru) | 2014-03-20 |
| EP3518005A1 (en) | 2019-07-31 |
| CA2789616A1 (en) | 2011-08-18 |
| CN102906598A (zh) | 2013-01-30 |
| US8426827B2 (en) | 2013-04-23 |
| EP2354809A3 (en) | 2013-03-13 |
| RU2554313C2 (ru) | 2015-06-27 |
| CA2789616C (en) | 2017-05-30 |
| EP2354809A2 (en) | 2011-08-10 |
| EP2354809B1 (en) | 2019-03-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B11B | Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements |