EP2414868A1 - Installation pour le contrôle d'objets à l'aide de rayons électromagnétiques, en particulier à l'aide de rayons x - Google Patents

Installation pour le contrôle d'objets à l'aide de rayons électromagnétiques, en particulier à l'aide de rayons x

Info

Publication number
EP2414868A1
EP2414868A1 EP10712330A EP10712330A EP2414868A1 EP 2414868 A1 EP2414868 A1 EP 2414868A1 EP 10712330 A EP10712330 A EP 10712330A EP 10712330 A EP10712330 A EP 10712330A EP 2414868 A1 EP2414868 A1 EP 2414868A1
Authority
EP
European Patent Office
Prior art keywords
radiation
test
mev
radiation source
installation according
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.)
Ceased
Application number
EP10712330A
Other languages
German (de)
English (en)
Inventor
Erwin Kirsten
Rudolf Kremer
Fred Hemp
Stefan Aust
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.)
Smiths Heimann GmbH
Original Assignee
Smiths Heimann GmbH
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 Smiths Heimann GmbH filed Critical Smiths Heimann GmbH
Publication of EP2414868A1 publication Critical patent/EP2414868A1/fr
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/20—Detecting prohibited goods, e.g. weapons, explosives, hazardous substances, contraband or smuggled objects
    • G01V5/22—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays
    • G01V5/224—Multiple energy techniques using one type of radiation, e.g. X-rays of different energies

Definitions

  • Apparatus for testing objects by means of electromagnetic radiation in particular by means of X-rays
  • the invention relates to a system for testing objects by means of electromagnetic radiation, in particular by means of X-rays, having at least one test unit which has at least one arranged in a portable container-like housing radiation source for generating magnetic radiation and at least one of the radiation source associated detector array.
  • X-ray inspection systems for large-volume objects are known as self-propelled devices that are moved over the object, or as fixed X-ray systems, in which the large-volume test object (test material) is performed.
  • DE 195 32 965 C2 discloses a mobile X-ray inspection system for large-volume goods, such as containers, trucks and passenger cars, wherein the test system is moved as a self-propelled device on the test object.
  • EP 0 412 190 B1 discloses a stationary fluoroscopy system for irradiating containers and / or vehicles, which is used, for example, at airports in order to search the contents for explosives, weapons, drugs and smuggled goods.
  • DE 11 2007 000 01 1 T5 also describes a fixed test system for testing pallet loads, air freight containers and other large-volume loads by means of radiation, the test objects being fed via a conveying device to a radiation scanning unit spanning the conveying device.
  • the invention has for its object to provide a system for testing objects of the generic type, which allows for high quality test a simplified adaptation to different uses.
  • the system has at least two juxtaposed test units with at least one arranged in a portable, container-like housing radiation source, wherein the radiation sources are arranged so that the object is illuminated from different directions.
  • the test system includes at least two radiation sources, which are arranged in at least one portable, container-like housing and energy in a range of 150 KEV to 500 KEV, in particular of about 300 KEV, and in a range between 1 MEV to 7 MEV, preferably 3 MEV to 5 MEV, in particular of about 3.5 MEV radiate.
  • the evaluation of beams in a range from 150 KEV to 500 KEV and in a range between 1 MEV to 7 MEV offers a high detail recognition at the lower energy range and at the same time a high penetration power at the higher energy range.
  • the X-rays of at least one radiation source are radiated fan-shaped in a radiating plane.
  • An improved resolution is achieved if at least two radiation sources with mutually parallel radiation planes are used.
  • test units can also be designed so that they can be integrated into an existing conveyor system.
  • they can be integrated into existing freight loading systems at airports or terminals.
  • test units such that two or more units can be put together to form an overall system offers the great advantage that the system can be inexpensively adapted to different applications. If required, the system can be extended very cost-effectively using the existing test units.
  • Possible areas of application of a test facility according to the invention are, for example, border crossings, seaports and airports, customs facilities, toll stations, freight centers, general security zones, industrial and military installations.
  • FIG. 1A is a front perspective view of a test system according to the present invention, which is made up of two test units;
  • Figure 1 B is a rear perspective view of the test facility shown in Figure 1A.
  • the test system 1 essentially comprises two test units 2, 3 and a conveying device 5, in the example a roller conveyor, on which a large-volume test object 4 for transillumination through the area between the radiation sources and the detector arrangements 2.3, 3.3 of the test units 2, 3 is conveyed.
  • Each test unit 2, 3 has a transportable, container-like housing 2.1, 3.1, in which in each case at least one X-ray source is arranged.
  • Each radiation source generates X-radiation, which is radiated in a fan-shaped manner in a radiation plane and emerges from the respective housing 2.1, 3.1.
  • at least two radiation sources are present, the radiation planes of which run parallel to one another, as shown in FIG. 1A, FIG. 1B.
  • the beam planes of the fan beams 2.2, 3.2 are aligned perpendicular to the transport direction of the conveying device 5, so that a test object 4 by means of the conveying device 5 perpendicular to Beam plane of the fan beams 2.2, 3.2 is passed through them.
  • the fan beams run in parallel planes, but they radiate from different directions to the test object 4: In the first, arranged at the top test unit 3, the fan beam opens from top left to bottom right, in the second, bottom test unit 2 opens the Fan beam from bottom right to top left.
  • the receiver modules of the detector arrangements are preferably arranged partially in the conveyor system for the small vehicles and / or in a covered roadway pit.
  • X-ray radiation with energy in a range of 150 KEV to 500 KEV, in particular of about 300 KEV, and in a range between 1 MEV to 7 MEV, preferably 3 MEV to 5 MEV, are advantageously used in the test system 1 as radiation sources. in particular of about 3 MEV, radiate.
  • low-cost X-ray sources with an energy of about 300 KEV and about 3.5 MEV are used.
  • a circular accelerator is preferably used, to produce the lower energy range of about 300 KEV the known X-ray tubes.
  • the intensities of the radiation penetrating the test object 4 are measured by the associated detector arrangements 2, 3, 3.3 and evaluated separately according to the two energy ranges.
  • the evaluation of the two areas allows both a high level of detail recognition, for example the detection of wires and other fine structures within the test object 4, on the other hand, the X-radiation of the higher energy range has a high permeability, so that also thick and / or very dense test objects 4 tested can be.
  • each test unit 2, 3 is modularly designed so that two or more units can be put together to form an overall system. This makes possible on the one hand, as described above, the combination of two test units 2, 3, which operate at different energies, for example the combination of a 300-KEV fluoroscopy unit with a 3.5-MEV
  • test units 2, 3 are designed so that they are in an existing Conveyor system, in particular the conveyor system of a cargo loading system, can be integrated.
  • the test system 1 further includes an evaluation unit, which receives electrical signals from the detector assemblies 2.3, 3.3 and further processed for analysis on searched for objects or substances. The result can be displayed on a corresponding display unit in the form of a pictorial representation and checked by an operator. It is possible that each test unit 2, 3 contains its own evaluation unit, or the entire test facility 1 contains only a single evaluation unit, in which the data determined by the individual test units 2, 3 are evaluated. In the latter case, the test units have corresponding interfaces which enable a data connection to the evaluation unit in another housing.
  • Second fluoroscopy unit 3.1 Container-shaped container 3.2 Electromagnetic rays

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)

Abstract

L'invention porte sur une installation destinée au contrôle d'objets à l'aide de rayons électromagnétiques, comportant au moins une unité d'essai (2, 3), qui contient au moins une source de rayons, disposée dans un boîtier (2.1), transportable, de type récipient, pour produire un rayonnement électromagnétique (2.2), et au moins un dispositif détecteur (2.3) affecté à la source de rayons, l'installation d'essai (1) contenant au moins deux unités d'essai (2, 3) disposés l'une à côté de l'autre, ayant chacune au moins une source de rayons, unités qui sont disposées de façon que l'objet soit irradié à partir de différentes directions.
EP10712330A 2009-04-01 2010-03-24 Installation pour le contrôle d'objets à l'aide de rayons électromagnétiques, en particulier à l'aide de rayons x Ceased EP2414868A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009015247A DE102009015247A1 (de) 2009-04-01 2009-04-01 Anlage zur Prüfung von Objekten mittels elektromagnetischer Strahlen, insbesondere mittels Röntgenstrahlen
PCT/EP2010/001828 WO2010112161A1 (fr) 2009-04-01 2010-03-24 Installation pour le contrôle d'objets à l'aide de rayons électromagnétiques, en particulier à l'aide de rayons x

Publications (1)

Publication Number Publication Date
EP2414868A1 true EP2414868A1 (fr) 2012-02-08

Family

ID=42224622

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10712330A Ceased EP2414868A1 (fr) 2009-04-01 2010-03-24 Installation pour le contrôle d'objets à l'aide de rayons électromagnétiques, en particulier à l'aide de rayons x

Country Status (7)

Country Link
US (1) US20120170713A1 (fr)
EP (1) EP2414868A1 (fr)
CN (1) CN102349001A (fr)
CA (1) CA2757161A1 (fr)
DE (1) DE102009015247A1 (fr)
RU (1) RU2523609C2 (fr)
WO (1) WO2010112161A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011007503A1 (de) * 2011-04-15 2012-10-18 Siemens Aktiengesellschaft Prüfanlage
DE102012201406A1 (de) * 2012-02-01 2013-08-01 Smiths Heimann Gmbh Röntgenprüfanlage zur Detektion von bestimmten Materialien in einem Prüfobjekt
CN105438755A (zh) 2014-08-22 2016-03-30 清华大学 车辆拖动系统和车辆检查系统
CN106226338B (zh) * 2016-09-20 2023-04-07 同方威视技术股份有限公司 用于集装箱的射线检查系统和检查方法
CN110850494A (zh) * 2019-10-24 2020-02-28 武汉艾崴科技有限公司 一种大型汽车集装箱双x光源侧照式安检机
CN112130218B (zh) * 2020-08-11 2024-04-26 浙江大华技术股份有限公司 探测盒组件

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CA1253620A (fr) * 1985-04-30 1989-05-02 Jon Claesson Methode de mensuration tridimensionnelle d'objets
DE58906047D1 (de) * 1989-08-09 1993-12-02 Heimann Systems Gmbh & Co Vorrichtung zum Durchstrahlen von Gegenständen mittels fächerförmiger Strahlung.
EP0485872A3 (en) * 1990-11-16 1993-01-27 Messerschmitt-Boelkow-Blohm Gmbh Detector for nitrogen-, phosphor-, chlorine-, and/or oxygen-containing substances
US5608774A (en) * 1995-06-23 1997-03-04 Science Applications International Corporation Portable, digital X-ray apparatus for producing, storing, and displaying electronic radioscopic images
DE19532965C2 (de) 1995-09-07 1998-07-16 Heimann Systems Gmbh & Co Röntgenprüfanlage für großvolumige Güter
US5696806A (en) * 1996-03-11 1997-12-09 Grodzins; Lee Tomographic method of x-ray imaging
US6088423A (en) * 1998-06-05 2000-07-11 Vivid Technologies, Inc. Multiview x-ray based system for detecting contraband such as in baggage
US6459761B1 (en) * 2000-02-10 2002-10-01 American Science And Engineering, Inc. Spectrally shaped x-ray inspection system
US7010094B2 (en) * 2000-02-10 2006-03-07 American Science And Engineering, Inc. X-ray inspection using spatially and spectrally tailored beams
WO2001065245A1 (fr) * 2000-03-01 2001-09-07 Tsinghua University Dispositif d'inspection de conteneur
RU2204122C2 (ru) * 2001-06-25 2003-05-10 Федеральное государственное унитарное предприятие "Московский радиотехнический институт РАН" Рентгено-телевизионное устройство
US7322745B2 (en) * 2002-07-23 2008-01-29 Rapiscan Security Products, Inc. Single boom cargo scanning system
US7356115B2 (en) * 2002-12-04 2008-04-08 Varian Medical Systems Technology, Inc. Radiation scanning units including a movable platform
WO2005084352A2 (fr) * 2004-03-01 2005-09-15 Varian Medical Systems Technologies, Inc. Balayage par rayonnement a deux energies pour objets
CN101000312B (zh) 2006-01-11 2010-05-12 清华大学 一种大型航空集装货物检查系统
US7606349B2 (en) * 2006-02-09 2009-10-20 L-3 Communications Security and Detection Systems Inc. Selective generation of radiation at multiple energy levels
GB0809107D0 (en) * 2008-05-20 2008-06-25 Rapiscan Security Products Inc Scannign systems

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Also Published As

Publication number Publication date
DE102009015247A1 (de) 2010-12-02
RU2011143909A (ru) 2013-05-10
US20120170713A1 (en) 2012-07-05
CA2757161A1 (fr) 2010-10-07
CN102349001A (zh) 2012-02-08
WO2010112161A1 (fr) 2010-10-07
RU2523609C2 (ru) 2014-07-20

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