CN106896118A - System, method and the data message label of radiation scanning are carried out to mobile target - Google Patents
System, method and the data message label of radiation scanning are carried out to mobile target Download PDFInfo
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- CN106896118A CN106896118A CN201710078929.XA CN201710078929A CN106896118A CN 106896118 A CN106896118 A CN 106896118A CN 201710078929 A CN201710078929 A CN 201710078929A CN 106896118 A CN106896118 A CN 106896118A
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- mobile target
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- ray
- target
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V5/00—Prospecting or detecting by the use of nuclear radiation, e.g. of natural or induced radioactivity
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06037—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking multi-dimensional coding
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06046—Constructional details
- G06K19/06131—Constructional details the marking comprising a target pattern, e.g. for indicating the center of the bar code or for helping a bar code reader to properly orient the scanner or to retrieve the bar code inside of an image
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
Abstract
The invention discloses a kind of system for carrying out radiation scanning to mobile target, including：Radiation source, for sending ray；Label reader, for reading the information entrained by the data message label being mounted in mobile target, and is sent to control module；Detection module, for detecting mobile target location in sense channel, and when mobile target reaches precalculated position, signal is sent to control module；Control module, for the signal based on the information from the label reader and from the detection module, the process that ray is sent to radiation source is controlled；Wherein, length information is included in the information entrained by data message label, the length information indicates the length in the region for needing radiation to avoid in mobile target or needs with the length in the region of LDR ray scanning.It is capable of achieving to be scanned inspection to different types of mobile target in various scanography modes using the present invention.
Description
The application is the divisional application of following application：The applying date is July 22, Application No. in 2014
201410349185.7th, entitled " system, method and the data message label of radiation scanning are carried out to mobile target ".
Technical field
The present invention relates to radiography field, and in particular to a kind of equipment that radiant image is carried out to mobile target and
Method.
Background technology
Using ray to mobile target, it is current border control and customs inspection that such as vehicle, goods are scanned inspection
Conventional means., it is necessary to the vehicle by border and clearance with increasingly serious anti-terrorism situation and the need for cracking down on smuggling
Vehicle carry out whole inspections.This requires that inspection system can be realized carrying out mobile target automatic quick scanning.For car
For, exactly need driver not parking, drive vehicle quickly through inspection system, accelerate to check speed.
For this demand, existing some rays safety detection apparatus can carry out the scanography of vehicle, during scanography
One sixty-four dollar question is that system must be avoided to the region where occupant in vehicle, prevents radiation injury.In this regard, one
As be the sensor detected vehicle transport condition for taking prepackage, it is ensured that after the crew module where occupant crosses, then to vehicle
Cargo hold starts radiation scanning.
But, because sensor cannot be distinguished by the crew module of vehicle and cargo hold, also None- identified different vehicle multiplies
The length in member cabin, therefore most this kind of vehicle rays safety detection apparatus all use full design content to retain sovereignty over a part of the country, that is, design system to
A regular length, crew module of this regular length than all types vehicle on the market are always avoided for all tested vehicles
Length it is all big, so that it is guaranteed that to the safe avoidance of personnel in all types of tested vehicles.Under this design concept, when tested
When vehicle passenger compartment's length very little, cargo hold length are very big, missing inspection situation is just very serious, there is potential safety hazard.
The content of the invention
In view of this, the present invention proposes a kind of device and method that radiant image is carried out to mobile target, using noncontact
Formula sensor obtains mobile clarification of objective information, eliminates safe hidden trouble.
The present invention provides a kind of system for carrying out radiation scanning to mobile target, including：Radiation source, for sending ray；
Information reader, for reading mobile clarification of objective information, and is sent to control module；Detection module, for detecting movement
Target location in sense channel, and when mobile target reaches precalculated position, signal is sent to control module；Control
Module, for based on the mobile target signature information from information reader and the signal come self-detection module, to radiation source
The process for sending ray is controlled；Radiation detector, for receiving the ray by radiation scanning region, and is converted into numeral
Signal；Radiation imaging apparatus, for generating radiation image according to the data signal of radiation detector；Wherein, information reader with
DBM is connected, and storage length information corresponding with mobile target signature information in DBM, length information is indicated
The length in the region of radiation avoidance is needed in mobile target or is needed with the length in the region of LDR ray scanning.
The present invention also provides a kind of method for carrying out radiation scanning to mobile target, including：Enter radiation in mobile target
Before scanning area, length and the shifting of Part I in mobile target are obtained by the data message label carried in mobile target
The radiation scanning pattern that moving-target needs, wherein Part I refer to moving the part that needs in target radiation to avoid or need
Will be with the part of LDR ray scanning；After mobile target enters radiation scanning region, according to residing for mobile target
Position, control radiation source carries out radiation scanning according to radiation scanning pattern to mobile target；Radiation scanning is left in mobile target
After region, control radiation source stops radiation scanning.
The present invention also provides a kind of data message label, and length information and radiation scanning pattern information are stored in label,
Length information indicates the length of the Part I in object, radiation scanning pattern information optionally to indicate following various scannings
One kind in pattern：1. the Part I to object refuses scanning, the Part II scanning to object；2. to object
Part I with LDR ray scanning, to the Part II of object with high dose rate ray scanning；3. it is whole to object
Body is with LDR ray scanning；4. it is overall to object with high dose rate ray scanning；5. object is integrally not scanned.
The present invention provides a kind of system for carrying out radiation scanning to mobile target, including：Radiation source, for sending ray；
Label reader, for reading the information entrained by the data message label being mounted in mobile target, and is sent to control mould
Block；Detection module, for detecting mobile target location in sense channel, and reaches precalculated position in mobile target
When, send signal to control module；Control module, for based on the information from label reader and come self-detection module
Signal, the process that ray is sent to radiation source is controlled；Radiation detector, for receiving penetrating by radiation scanning region
Line, and it is converted into data signal；Radiation imaging apparatus, for generating radiation image according to the data signal of radiation detector；Its
In, length information is included in the information entrained by data message label, length information indicates to need radiation to avoid in mobile target
Region length or need with the length in the region of LDR ray scanning.
Preferably, radiation scanning pattern information, radiation scanning pattern are also included in the information entrained by data message label
Header length ground indicates the one kind in following various scan patterns：1. the Part I to mobile target refuses scanning, to moving
The Part II scanning of moving-target；2. to the Part I of mobile target with LDR ray scanning, to the of mobile target
Two parts are with high dose rate ray scanning；3. it is overall to mobile target with LDR ray scanning；4. to mobile target entirety
With high dose rate ray scanning；5. mobile target is integrally not scanned；Wherein, the Part I of mobile target refers to movement
Region or need with the region of LDR ray scanning that radiation is avoided are needed in target, the Part II of mobile target refers to
Be to move region that avoidance need not be radiated in target or need not be with the region of LDR ray scanning.
Preferably, data message label is optionally using at least one in following various labels：Radio frequency discrimination RFID
Label, D bar code, bar code.
Preferably, when data message label is RFID label tag, system also includes trigger module, for detecting movement
Target activates label reader when reaching.
Preferably, detection module is vision sensor.
Preferably, detection module includes the first detection sub-module and the second detection sub-module, wherein, the first detection sub-module
Positioned at the upstream side in radiation scanning region, for when mobile target will enter radiation scanning region, being sent to control module
Signal；Second detection sub-module is located at the downstream in radiation scanning region, for when mobile target crosses preset distance, to control
Molding block sends signal；First detection sub-module/the second detection sub-module optionally using in following various sensors extremely
Few one kind：Optoelectronic switch, light curtain, ground induction coil, pressure sensor.
Preferably, radiation source is optionally using at least one in following various radiation sources：Electron linear accelerator, electricity
Sub- induction accelerator Betatron, runway microtron RTM, accelerator for neutron production, Co-60 radioactive sources, Cs-137 are put
Penetrate source, X-ray tube.
Beneficial effects of the present invention：
1st, the present invention can accurately identify the scanography pattern that mobile target needs to carry out, and can accurately identify mobile mesh
Mark needs the length that the length or LDR ray scanning of shielding are checked.
2nd, the present invention can realize complete high dose scanography to the goods of goods carrying vehicle.
3rd, for the occasion for allowing to be scanned occupant in low-dose scanning mode, the present invention can be realized to mobile mesh
Mark carries out 100% complete quick scanography.
4th, the present invention has various scanography patterns, can be scanned inspection to different types of mobile target so that
The range of application of automatic inspection system is wider.
Brief description of the drawings
Fig. 1 is the system architecture diagram that radiation scanning is carried out to mobile target of the invention.
Fig. 2 is the system use state schematic diagram of one embodiment of the invention.
Fig. 3 is the system use state schematic diagram of another embodiment of the present invention.
Fig. 4 is the headstock of vehicle in Fig. 3 embodiments by the view in radiation scanning region.
Fig. 5 is control logic block diagram of the radiation scanning system of the invention to radiation source.
Fig. 6 is the data memory format of data message label in one embodiment of the invention.
Specific embodiment
Below in conjunction with accompanying drawing and specific embodiment, technical scheme is described in detail.
Fig. 1 shows the system architecture diagram that radiation scanning is carried out to mobile target of the invention, including：
Radiation source, it sends ray；
Label reader, its reading is mounted in the information entrained by the data message label in mobile target, and is sent to
Control module；Wherein, a length information is stored in data message label, the length information indicates to need radiation in mobile target
The length in the region of avoidance；
Detection module, the mobile target of its detection location in sense channel, and reach pre-determined bit in mobile target
When putting signal is sent to control module；
Control module, it is based on the information from label reader and the signal come self-detection module, and radiation source is sent out
The process of emergent ray is controlled；
Radiation detector, it receives the ray by radiation scanning region and is converted into data signal；
Radiation imaging apparatus, it generates radiation image according to the data signal of radiation detector.
In practical application scene, mobile target can be all kinds of objects for needing to carry out radiation scanning inspection, in such as travelling
Lorry, motorbus, the pony car of various models etc., or be placed in the various objects in mobile station, can use
System of the invention carries out radiation scanning inspection.
In an embodiment of the present invention, radiation source can use accelerator radiographic source, such as electron linear accelerator, sense electronicses
Answer accelerator (Betatron), runway microtron (RTM), accelerator for neutron production etc.；Radioactive source can also be used, such as
Co-60, Cs-137 etc.；X-ray tube can also be used.
In an embodiment of the present invention, data message label can use radio frequency identification (Radio Frequency
Identification, RFID) label, it would however also be possible to employ bar code, Quick Response Code etc..Correspondingly, label reader should be used
RFID label tag reads the reading equipment of equipment, bar code or Quick Response Code etc..Wherein, when rfid tags are used, can also be spoke
Penetrate scanning system and set up a trigger module, in activation RFID label tag reading equipment when mobile target is reached that detects.
In an embodiment of the present invention, detection module can use vision sensor, with reference to Fig. 2, show and passed using vision
The use state figure of radiation scanning system during sensor.Wherein, mobile target is a lorry, is sailed into from the left side of sense channel 110, and
Travel incessantly.Under the monitoring of vision sensor 108, lorry arrive first at trigger module 101 (can using optoelectronic switch,
Low frequency trigger winding of RFID label tag etc.) at position, the backward label reader 102 that is triggered of trigger module 101 sends signal, with
Activation label reader 102, label reader 102 starts to read to be mounted in the data message label on lorry, obtains length letter
Breath, it is assumed that length is L (L is the length of headstock, and because driver is in headstock, the radiation that should implement headstock is avoided), tag reader
Length information is sent to control module 106 by device 102.Under the monitoring of vision sensor 108, when the headstock of lorry has been moved off
When radiation scanning region 103 is apart from more than or equal to L, vision sensor 108 sends signal, control module 106 to control module 106
According to signal is received, the control radiation source 104 of control module 106 begins to send out ray, and the container to lorry carries out radiation scanning,
Radiation detector 105 and radiation imaging apparatus are scanned the reception and imaging of ray.
Treatment above realizes and the accurate radiation of lorry headstock is avoided.Due to obtaining the length information of headstock in advance,
System can not send ray when headstock is into scanning area, and after headstock leaves scanning area, radiation source goes out immediately
Beam, implements to scan, so as on the premise of personal security is ensured, can to greatest extent avoid goods missing inspection to remainder.
In Fig. 2 embodiments, sensor 107 (such as ground induction coil or pressure can be also set at the position of scanning area 103
Sensor), effect is that radiation scanning flow is just performed only when sensor 107 is triggered；If sensor 107 is not touched
Hair, illustrates that no vehicle is sailed into, then do not perform radiation scanning flow.Can anti-locking system accidentally entered personnel triggering and start
Personnel are caused unexpected injury by radiation scanning.
In an embodiment of the present invention, detection module can also use a series of sensor clusters, with reference to Fig. 3, wherein, in order to
Whether detection vehicle will enter scanning area 103, and the upstream side (being left side in Fig. 3) of radiation source 104 is provided with sensor
Component 109, and sensor cluster 109 is close to the border of scanning area 103；Meanwhile, in order to detect vehicle enter scanning area it
Real time position afterwards, sensor cluster 108, and sensor cluster 108 are provided with along sense channel in the downstream of radiation source 104
110 on one side arrange successively, it is necessary to when, certain distance can be reserved between two neighboring sensor cluster.The sensor component 108
Can be using current existing kind of sensor, such as optoelectronic switch, light curtain, ground induction coil, pressure sensor or its group with 109
Close.
During radiation scanning, compared with Fig. 2 embodiments, the difference of Fig. 3 embodiments is to work as sensor cluster
109 when being triggered, and it sends signal to control module 106, shows that headstock will enter radiation scanning region 103；With lorry
Continue to travel, sensor cluster 108 will be triggered successively, due to the set-up mode of sensor cluster 108 be along passage 110 successively
Arrangement, and position and apart from previously known so that it can record displacement of the destination object in passage 110, then before basis
The headstock length L that label reader 102 is obtained, when the displacement of lorry causes that headstock leaves scanning area 103, that is, container
Scanning area 103 will be entered, the now control of control module 106 radiation source 104 starts beam, the container to lorry is implemented to sweep
Retouch.
State diagram when Fig. 4 shows that headstock in Fig. 3 embodiments is scanned through region 103, eliminates tag reader in Fig. 4
The grade part of device 102.Wherein, with the right side boundary of scanning area 103 as starting point (origin O), when sensor cluster 108 monitors car
When head reaches L positions, radiation source 104 goes out beam, and realization avoids goods missing inspection to greatest extent on the premise of personal security is ensured.
On the other hand, according to the regulation of coherent radiation safety standard, except to specific region --- in such as Fig. 2 and Fig. 3
Lorry headstock --- implement radiation avoid and not scan outside, it is also possible to spoke is carried out with LDR ray to these regions
Penetrate scanning, to need not radiate avoidance part with high dose rate ray scanning, can in dose of radiation safe range, realize
Very safety inspection to object.
In practical application scene, mobile target can be divided into two parts and treated, Part I is needed with LDR
The region of ray scanning, the usually region where personnel, Part II be need not with the region of LDR ray scanning,
Region as where goods.
Based on this, for mobile target sets suitable radiation scanning pattern, still by taking the lorry in Fig. 2 as an example, its length is L
Vehicle head part be Part I, container part be Part II, scan pattern can be set to：With LDR ray scanning
Part I, with high dose rate ray scanning Part II.When checking vehicle scan, vision sensor 108 detects lorry
Part I notify control module 106 when will enter scanning area 103, control module 106 make radiation source 104 begin to send out
LDR ray (limitation specified less than radiation danger criterion), vision sensor 108 detects Part I and left to be swept
Notify that control module 106, control module 106 make radiation source 104 be converted to and send agent high when retouching region 103 apart from more than or equal to L
Dose rate ray, is scanned to Part II.In the present embodiment, radiation source 104 is preferably by betatron
Betatron or runway microtron RTM, can quickly realize the conversion of Different Dose Rates ray.According to above-mentioned place
Reason had both met coherent radiation safety standard, and the full car scanning of vehicle is realized again, and safety check reliability is greatly improved.
For Fig. 3 embodiments, above-mentioned scan pattern is also can perform, specifically, notified when sensor cluster 109 is triggered
Control module 106, shows that Part I will enter radiation scanning region 103, and control module 106 makes radiation source 104 send low
Close rate ray；As lorry continues to travel, sensor cluster 108 is triggered successively, the obtained according to label reader 102
A part of length L, when the Part I of lorry leaves scanning area 103 apart from more than or equal to L, sensor cluster 108 is notified
Control module 106, makes radiation source 104 be converted to and sends high dose rate ray, and lorry Part II is scanned.
In one embodiment of the invention, it is mobile target is overall as crew module, such as pony car or large-scale visitor
Car, need to carry out radiation avoidance or LDR scanning to vehicle, at this moment should be set to scan pattern：To mobile target entirety not
Scanning is given, or it is overall to mobile target with LDR ray scanning, may ensure that the personal security in scanning process.
In one embodiment of the invention, mobile target is the goods to be checked being located in mobile station, then need not carry out
Any avoidance or the adjustment of roentgen dose X rate, tackle the goods to be checked overall with high dose rate ray scanning.
It is of the invention by scan pattern information for the setting of the above-mentioned radiation scanning pattern for different type movement target
M is stored in data message label, together with label store length information L, as in radiation scanning system to radiation source
Control foundation.
Fig. 5 shows control logic block diagram of the radiation scanning system of the invention to radiation source, when mobile target enters inspection
Passage is surveyed, label reader will read the scan pattern information M and length information L carried in its label, come according to scan pattern
Going out Shu Shiji and going out the close rate of beam line for control radiation source, realizes to the Part I region where personnel in mobile target
Not scanning, to the Part II sector scanning not comprising personnel in mobile target；Or to Part I region with low dosage
Rate ray scanning, to Part II region with high dose rate ray scanning；Or it is overall to mobile target with LDR ray
Scanning；Or it is overall to mobile target with high dose rate ray scanning；Or ray scanning is integrally refused to mobile target.
When mobile target passes through scanning area completely, control radiation source stops sending ray, completes radiation scanning inspection.
The border in scanning area downstream is had been moved off by the afterbody that scanning area refers to mobile target completely, it is also possible to refer to movement
The afterbody of target has been moved off the border in scanning area downstream and a certain distance that moves on, and the preferred distance is less than
3m。
Fig. 6 show the data memory format of data message label in one embodiment of the invention, is that the present invention is proposed
Radiation scanning pattern and each several part length data structure a kind of definition, the first character section of this definition is data field, subsequently
Part for verification and.Data field length is 8, and highest order U indicates whether to refuse the Part I of object scanning, afterwards 7 table
Show the length of Part I in mobile target, unit is 0.05m, i.e., the Part I length of the mobile target of 1 expression is 0.05m,
Wherein 127 represent that the length of Part I is equal to the overall length (following article table 1) of mobile target.Follow-up n for verification and, can be with
It is the even-odd check of 1, or the cyclic redundancy check (CRC) verification of 8 or other digits.The effect of the verification sum is
For the integrality of verification data, the read-write error of data is prevented.Verify and be not required.Table 1 gives a kind of above-mentioned sweep
Retouch the concrete form of mode and length data structure：
Table 1
The length of Part I in type and mobile target according to mobile target, by length information and suitable scanning mould
Label is placed in mobile target internal or adhered to by the information Store of formula in RFID label tag (or D bar code, bar code)
Mobile target external, to be used cooperatively with radiation scanning system.The RFID label tag for using can be passive, or have
Source, or it is semi-active.It is preferably used anti-metal RFID label tag.
Additionally, for vehicle, itself there is unique number-plate number or vehicle identification code VIN, reflection vehicle
Characteristic information (length information of vehicle and vehicle each several part), therefore, the label of radiation scanning system can also be read in the present invention
Take device and replace with information reader, reader read vehicle the number-plate number or VIN yard, and be the number of information reader connection one
According to library module, scan pattern information M and length information L corresponding with the number-plate number or VIN yards is stored in database.By these
Feedback of the information performs the handling process provided in such scheme to system control module 106, can equally realize to different automobile types
Vehicle using suitable scan pattern, complete radiation scanning inspection.In other embodiments, it is also possible to which Hold sticker reads
Device, and be that system sets up information reader, in the case where label reader obtains data failure, car is read with information reader
The number-plate number or VIN yards.
In the above embodiment of the present invention, when the Part I length of mobile target is L, system carries out radiation avoidance
The length of (or LDR scanning) is more than or equal to L, wherein, length is equal to L, it is meant that the accurate of Part I is kept away
Allow, control accuracy is high；Length is set greater than L, it is meant that increase avoidance length, is a kind of full setting content to retain sovereignty over a part of the country, can prevent
To personnel's accidental exposure.
Part I and Part II on the mobile target defined in the present invention, for convenience of description, give in embodiment
The Part I and Part II for going out are each continuous, and in other embodiments, Part I is likely to be discontinuous.Example
Such as：The driver's cabin of certain oversize vehicle has driver, and the center section of vehicle is container, and the tailstock of vehicle is provided with occupant's seat
, then the Part I in the movement target includes the driver's cabin of headstock and the passenger seat region of the tailstock, during Part II is
Between container.In this regard, can at least length L2 of the length L1 of memory of driving room and container in the label, and relative set scanning mould
Formula, refuses headstock driver's cabin and the tailstock passenger seat region scanning, only container is scanned；Or to headstock driver's cabin and
Scanned with LDR, container is scanned with high dose rate in tailstock passenger seat region.
More than, technical scheme is described in detail in conjunction with specific embodiments, described specific implementation
Example is used to help understand thought of the invention.The derivation that those skilled in the art make on the basis of the specific embodiment of the invention
Fallen within the scope of the present invention with modification.
Claims (15)
1. a kind of to moving the system that target carries out radiation scanning, it is characterised in that including：
Radiation source, for sending ray；
Information reader, for reading mobile clarification of objective information, and is sent to control module；
Detection module, for detecting mobile target location in sense channel, and reaches precalculated position in mobile target
When, send signal to control module；
Control module, for based on the mobile target signature information from described information reader and from the detection module
Signal, the process that ray is sent to radiation source is controlled；
Radiation detector, for receiving the ray by radiation scanning region, and is converted into data signal；
Radiation imaging apparatus, for generating radiation image according to the data signal of radiation detector；Wherein,
Described information reader is connected with DBM, stores corresponding with the mobile target signature information in DBM
Length information, the length information indicates the length in the region for needing radiation to avoid in mobile target or needs with low dosage
The length in the region of rate ray scanning.
2. the system for radiation scanning being carried out to mobile target as claimed in claim 1, it is characterised in that the DBM
In also store radiation scanning pattern information, the radiation scanning pattern information is optionally indicated in following various scan patterns
It is a kind of：1. the Part I to mobile target refuses scanning, the Part II scanning to mobile target；2. to the of mobile target
A part with LDR ray scanning, to the Part II of mobile target with high dose rate ray scanning；3. to mobile target
Entirety is with LDR ray scanning；4. it is overall to mobile target with high dose rate ray scanning；5. to mobile target entirety not
Give scanning；Wherein, the Part I of mobile target refers to moving the region that needs in target radiation to avoid or needs with low
The region of close rate ray scanning, the Part II of mobile target refer to moving region that avoidance need not be radiated in target or
Person need not be with the region of LDR ray scanning.
3. the system for radiation scanning being carried out to mobile target as claimed in claim 1 or 2, it is characterised in that the mobile mesh
Vehicle is designated as, the characteristic information is vehicle identification code VIN.
4. a kind of to moving the method that target carries out radiation scanning, it is characterised in that including：
Before mobile target enters radiation scanning region, mobile mesh is obtained by the data message label carried in mobile target
The radiation scanning pattern that the length of Part I and mobile target need in mark, wherein the Part I refers to moving target
The middle part for needing radiation to avoid is needed with the part of LDR ray scanning；
After mobile target enters radiation scanning region, according to the location of mobile target, control radiation source is according to radiation
Scan pattern carries out radiation scanning to mobile target；
After mobile target leaves radiation scanning region, control radiation source stops radiation scanning.
5. the method for radiation scanning being carried out to mobile target as claimed in claim 4, it is characterised in that the radiation scanning mould
Formula is the one kind in following various scan patterns：1. the Part I to mobile target refuses scanning, to the second of mobile target
Partial scan；2. to the Part I of mobile target with LDR ray scanning, to the Part II of mobile target with agent high
Dose rate ray scanning；3. it is overall to mobile target with LDR ray scanning；4. mobile target is integrally penetrated with high dose rate
Line is scanned；5. mobile target is integrally not scanned；Wherein Part II need not radiate avoidance in referring to moving target
Part need not be with the part of LDR ray scanning.
6. a kind of data message label, it is characterised in that length information and radiation scanning pattern information are stored in label, it is described
Length information indicates the length of the Part I in object, and the radiation scanning pattern information optionally indicates following various
One kind in scan pattern：1. the Part I to object refuses scanning, the Part II scanning to object；2. to target
The Part I of thing with LDR ray scanning, to the Part II of object with high dose rate ray scanning；3. to target
Thing is overall with LDR ray scanning；4. it is overall to object with high dose rate ray scanning；5. object is integrally refused
Scanning.
7. data message label as claimed in claim 6, it is characterised in that the data message label is RFID label tag, two
Dimension graphic code or bar code.
8. data message label as claimed in claim 6, it is characterised in that data field length is 8, highest order table in label
Show and whether refuse the Part I of object scanning, the length of the Part I of rear 7 expressions object of data field.
9. a kind of to moving the system that target carries out radiation scanning, it is characterised in that including：
Radiation source, for sending ray；
Label reader, for reading the information entrained by the data message label being mounted in mobile target, and is sent to control
Molding block；
Detection module, for detecting mobile target location in sense channel, and reaches precalculated position in mobile target
When, send signal to control module；
Control module, for the signal based on the information from the label reader and from the detection module, to spoke
The process that the source of penetrating sends ray is controlled；
Radiation detector, for receiving the ray by radiation scanning region, and is converted into data signal；
Radiation imaging apparatus, for generating radiation image according to the data signal of radiation detector；Wherein,
Length information is included in information entrained by the data message label, the length information indicates to be needed in mobile target
Radiate the length in the region for avoiding or need with the length in the region of LDR ray scanning.
10. the system for radiation scanning being carried out to mobile target as claimed in claim 9, it is characterised in that the data message
Radiation scanning pattern information is also included in information entrained by label, the radiation scanning pattern information optionally indicates following
One kind in various scan patterns：1. the Part I to mobile target refuses scanning, the Part II scanning to mobile target；
2. to the Part I of mobile target with LDR ray scanning, the Part II to mobile target is swept with high dose rate ray
Retouch；3. it is overall to mobile target with LDR ray scanning；4. it is overall to mobile target with high dose rate ray scanning；5. it is right
Mobile target is integrally not scanned；Wherein, the Part I of mobile target refers to moving the area for needing radiation to avoid in target
Domain is needed with the region of LDR ray scanning, and the Part II of mobile target does not need spoke in referring to moving target
Penetrate avoidance region or need not be with the region of LDR ray scanning.
11. system that radiation scanning is carried out to mobile target as described in claim 9 or 10, it is characterised in that the data
Information labels are optionally using at least one in following various labels：Radio frequency identification (RFID) labels, D bar code, bar shaped
Code.
12. systems that radiation scanning is carried out to mobile target as claimed in claim 11, it is characterised in that when data letter
When breath label is RFID label tag, the system also includes trigger module, described for being activated when mobile target arrival is detected
Label reader.
13. system that radiation scanning is carried out to mobile target as described in claim 9 or 10, it is characterised in that the detection
Module is vision sensor.
14. system that radiation scanning is carried out to mobile target as described in claim 9 or 10, it is characterised in that the detection
Module includes the first detection sub-module and the second detection sub-module, wherein,
First detection sub-module is located at the upstream side in radiation scanning region, for that will enter radiation scanning region in mobile target
When, send signal to control module；
Second detection sub-module is located at the downstream in radiation scanning region, for when mobile target crosses preset distance, to control
Molding block sends signal；
First detection sub-module/the second detection sub-module is optionally using at least one in following various sensors：Photoelectricity
Switch, light curtain, ground induction coil, pressure sensor.
15. system that radiation scanning is carried out to mobile target as described in claim 9 or 10, it is characterised in that the radiation
Source is optionally using at least one in following various radiation sources：Electron linear accelerator, betatron
Betatron, runway microtron RTM, accelerator for neutron production, Co-60 radioactive sources, Cs-137 radioactive sources, X-ray tube.
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| CN201710078929.XA CN106896118B (en) | 2014-07-22 | 2014-07-22 | System, method and the data information label of radiation scanning are carried out to mobile target |
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| CN201410349185.7A CN104090308B (en) | 2014-07-22 | 2014-07-22 | System, method and the data message label of radiation scanning are carried out to mobile target |
| CN201710078929.XA CN106896118B (en) | 2014-07-22 | 2014-07-22 | System, method and the data information label of radiation scanning are carried out to mobile target |
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Also Published As
| Publication number | Publication date |
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| CN106896118B (en) | 2019-09-10 |
| CN104090308A (en) | 2014-10-08 |
| CN104090308B (en) | 2018-03-23 |
| WO2016011804A1 (en) | 2016-01-28 |
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