CN105923339B - A kind of automation article transmitting device for being used to irradiate operation - Google Patents
A kind of automation article transmitting device for being used to irradiate operation Download PDFInfo
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- CN105923339B CN105923339B CN201610546808.9A CN201610546808A CN105923339B CN 105923339 B CN105923339 B CN 105923339B CN 201610546808 A CN201610546808 A CN 201610546808A CN 105923339 B CN105923339 B CN 105923339B
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- sample
- irradiation
- transmission pipeline
- automatic
- ray detector
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G37/00—Combinations of mechanical conveyors of the same kind, or of different kinds, of interest apart from their application in particular machines or use in particular manufacturing processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/52—Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/82—Rotary or reciprocating members for direct action on articles or materials, e.g. pushers, rakes, shovels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/02—Control or detection
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
Be used to irradiating the automation article transmitting device of operation the present invention relates to a kind of, the device by ray detector, irradiation port, transmission pipeline, change road device, sample box, automatic sample handling system, automatic sample outlet system, dynamical system and control system and form.The device can be monitored by ray detector be transmitted sample by irradiation intensity, realize that long-distance transmissions sample receives the function of quantitatively irradiating.The automatic irradiation operation function of Multi-example can be realized in combination with automatic feeding/discharging sample system.The invention can substantially reduce the learning cost of irradiation Job Operations personnel, improve the operating efficiency of irradiation operation, reduce the overdose irradiation risk in irradiation operation, the job requirements that enterprise automates to the mass for irradiating operation can be met, also the irradiation demand for control of R＆D institution's pinpoint accuracy can be met, had great application prospect.
Description
Technical field
It is more particularly to a kind of to be used to irradiate the automatic of operation the present invention relates to article transmission and the technical field of control device
Compound product transmitting device.
Background technology
With the development that nuclear energy is studied, x-ray apparatus (such as reactor, isotope x-ray apparatus, accelerator x-ray apparatus
Deng) use in fields such as the energy, medical treatment, food, military project, basic science is more and more extensive.Irradiated using x-ray apparatus different
The sample of type, it is research and the basic skills using x-ray apparatus.But high dose ray can produce damage to human body, be true
Protect work and the safety of scientific research personnel, it will usually treat spoke from the safety zone transmission away from x-ray apparatus using article transmitting device
For product to irradiated site, B the and Zhou Qinqin of patent CN 101334477 such as announced are based on the prototype ICF neutrons of God Light III in the same old way
The numerical simulation of activated sample " running rabbit " Motional Characteristics of Mechanical System《Nuclear Physics is commented on》, it is public on volume 2007,24 (first phase)
A kind of rabbit opened etc..
But traditional transmission equipment can not detected ray intensity, the regulation to sample irradiation dosage need operating personnel by
It is controlled according to meter information and operating experience, learning cost is high；Meanwhile complete operation needs professional operator to track, no
Sample with irradiation dose is difficult to work continuously, and operating efficiency is low；Furthermore accelerator or reactor x-ray apparatus are existing in itself
Power swing, the irradiation dose on sample are difficult to accurate quantification control, the possibility that irradiation dose deviates preset value be present.
The ray energy and flux that the operating power of x-ray apparatus can be transmitted from are characterized.For specific ray
Device, the detector on fixed position can measure the energy and flux of the ray.It can be counted using the measurement result
The instantaneous power of x-ray apparatus is calculated, and then calculates the radiation dose rate for being illuminated sample.
The wide variety of ray detector, and technology maturation, such as《Nuclear radiation detector and its experimental technique handbook》(draw length
Pine, Atomic Energy Press) disclosed in a variety of ray detectors.
The content of the invention
The technical problem to be solved in the present invention is：There is provided a kind of for the automation article of neutron or Photon beam device biography
Defeated device, the purpose is to by combine ray detector solve existing transmitting device can not accurately control sample by irradiation dose
And realize worked continuously by automation function.
The technical solution adopted by the present invention is：
A kind of automation article transmitting device for being used to irradiate operation, the device is by ray detector, irradiation port, transmission
Pipeline, change road device, sample box, automatic sample handling system, automatic sample outlet system, dynamical system and control system composition, ray spy
Survey device and be installed on irradiation near ports, be connected by analog- and digital- two kinds of signaling interfaces with control system；Irradiation port passes through
Transmission pipeline is connected with automatic sample handling system and automatic sample outlet system respectively through changing road device；Sample box is being passed by dynamical system driving
Moved in defeated pipeline；Irradiation index of the control system according to input, by gathering ray detector signal, control auto injection system
Unite, change the system combined running of road device, dynamical system, automatic sample outlet, be automatically performed the irradiation task of sample.
Wherein, the shell of described irradiation port is manufactured by aluminum alloy materials, and its end is provided with the telescopic of spring
Touching switch, the contact surface material of telescopic touching switch and sample with spring is yielding rubber, irradiates the porch of port
Electronic latch is installed, telescopic touching switch is connected with electronic latch with control system.
Wherein, described automatic sample handling system is made up of air rammer, electric conveyor belt and sample intake passage, electric conveyor belt
Run parallel to the direction of described transmission pipeline, dividing plate is installed thereon, baffle interval is consistent with sample intake passage width；Sample introduction
Passage is connected perpendicular to electric conveyor belt, one end with transmission pipeline window, and the other end is connected with electric conveyor belt；Piston hangs down
Directly moved in electric conveyor belt direction in sample intake passage, piston nose designs in convex, front end face size and transmission pipeline window
Mouth size is consistent, and prominent thickness is identical with transmission pipeline wall thickness；Two shoulder sizes of piston nose are slightly larger than transmission pipeline window, and two
O-shaped rubber seal is optionally embedded with shoulder.
Wherein, described automatic sample outlet system is by conveyer belt one end and transmission pipeline vertical connection, the other end and vitriol chamber
It is connected；Conveyer belt is run in the pipeline being made up of stereotype, and yielding rubber is posted on the inside of the stereotype of transmission pipeline face.
Wherein, described control system has following functions：Control automatic sample handling system realizes sample introduction, controls automatic sample outlet
System realizes out sample, and control dynamical system realizes sample from sample introduction end to irradiation end and from irradiation end to sample outlet end with road device is changed
Transmission, obtain data from ray detector, and calculate and be converted into the irradiation dose of sample.
The principle of the present invention is：
First aspect present invention, there is provided one kind automation article transmitting device, it includes ray detector, irradiation end
Mouth, transmission pipeline, change road device, sample box, automatic sample handling system, automatic sample outlet system, dynamical system and control system.Sample
Be loaded in sample box from automatic sample handling system and enter transmission pipeline, control system driving power system with change road device by its edge
Transmission pipeline, which is transmitted to irradiation port, receives irradiation, and ray detector collection ray feeds back to control system；Control system is passed through
Judge, sample box is transferred to automatic sample outlet system reaching irradiation index request rear driving power system and changing road device, automatically
Go out sample system sample box is stored in vitriol chamber, realize automatic irradiation operation.
Second aspect of the present invention, described irradiation port include aluminum alloy casing, telescopic touching switch and electronic latch,
Aluminum alloy casing can reduce the interference to photon and neutron ray.Touching switch sample box enter it is fashionable compressed, work as compression
When measuring enough, touching switch Triggering Control System activates electric control latch and sample box is locked in irradiation port, while starts and penetrate
Line detector is started working.When the spring being equipped with touching switch can ensure that sample box is introduced on the one hand, at touching switch
In off-state, while to provide buffering during sample box entrance irradiation end, it is ensured that the safety of sample in sample box.
Third aspect present invention, sample box on the conveyer belt of described automatic sample handling system will be by putting in order to enter successively
Enter sample intake passage.The sample box that control system control air rammer is forced into sample intake passage enters transmission from transmission pipeline window
Pipeline, the shoulder of convex piston two are used to seal transmission pipeline window, if dynamical system selects drive of high-pressure gas, two shoulders can install O
Shape rubber seal, improve air-tightness.During each sample introduction operation, outside air rammer retraction conveyer belt.Transmission Tape movement one is entered
The distance of sample channel width so that a sample box face sample intake passage, conveyer belt dividing plate and the docking of sample intake passage side plate；Afterwards
Air rammer acts, and promotes sample box to enter sample intake passage, and enter transmission pipeline through transmission pipeline window.Piston closing passes
Defeated tube window, sample introduction operation is completed, wait dynamical system transmission sample box.
Fourth aspect present invention, it is described go out sample system conveyer belt perpendicular to transmission pipeline, the sample that is come out from transmission pipeline
Product box, which will be mounted with yielding rubber side stereotype, to be stopped and stops on a moving belt, and then by conveyer belt by being surrounded by stereotype
Transmission pipeline in transmit to vitriol chamber deposit.Stereotype and vitriol chamber are used to shielding after sample irradiation the ray as caused by spontaneous decay.
Fifth aspect present invention, control system operation logic are as shown in Figure 3.Operating personnel need to first by irradiation sample number and
Index (irradiation dose or exposure time) input control system is irradiated, and sends irradiation instruction.Control system receives irradiation instruction
After x-ray apparatus state will be checked by ray detector, if neutron source running status is abnormal, system will suspend irradiation task,
And prompt operating personnel；If neutron source normal operation, control system will drive sampling device to perform sample introduction operation.In next step, control
System processed is by driving power system and changes road device, and the sample box equipped with sample is transmitted to irradiation end from sample introduction end.Stretch at irradiation end
Contracting formula touching switch activates electronic pin lock random sample product and triggers ray detector and starts working afterwards in place in sample.Control system
Detector data is read, and calculates the irradiation dose of current sample.When irradiation dose or exposure time meet that operator is advance
During the irradiation index of setting, control system will extract the electronic latch at irradiation end, and driving power system and change road device, by sample
Automatic sample outlet system is transmitted back to from irradiation port and is completed out sample and is transported sample to vitriol chamber, the irradiation work of first sample of completion
Make.Control system judges whether to complete the irradiation task of all samples according to the irradiation sample number of input, if not having, will entered automatically
Enter the work cycle of second sample, and so on, after completing all irradiation samples, the end of job is shown, stops work
Make.
The present invention compared with prior art the advantages of be：
(1), the present invention is provided with ray detector compared to existing irradiation job transfer device.Ray detector can be with
Transmitted intensity caused by x-ray apparatus is measured, and calculates and is illuminated irradiation dose suffered by sample.When meeting irradiation dose requirement,
It will stop irradiation from irradiation port ejection sample, realize accurate irradiation dose control function, can avoid due to x-ray apparatus work
Excessive or risk not up to standard is irradiated caused by fluctuating.
(2), the present invention devises automatic sample handling system and automatic sample outlet system, and sample is loaded into by automatic sample handling system automatically
Transmission pipeline, sample is exited transmission pipeline by automatic sample outlet system automatically, and is stored in vitriol chamber.The two equipment combine irradiation
Dosage control function, operation logic as shown in Figure 3, possess the automatic irradiation operation function of Multi-example difference irradiation dose, phase
Operating efficiency is not only increased than existing irradiation job transfer device, operation difficulty is also reduced, accomplishes using while learning.
Brief description of the drawings
Fig. 1 is the automation article transmitting device sketch of an embodiment of the invention.
Fig. 2 is the sketch of an embodiment of automatic sample handling system air rammer of the present invention.
Fig. 3 is control system logic chart of the present invention.
Reference implication is in figure：A1 is ray detector, and A2 is irradiation port, and A3 is transmission pipeline, and A4 is to change road
Device, A5 are sample box, and A6 is control system, and A7 is electronic latch, and A8 is air rammer, and A9 is electric conveyor belt, and A10 is sample introduction
Passage, A11 are dividing plate, and A12 is vitriol chamber, and A13 is shielding passage, and A14 is yielding rubber, and A15 is the telescopic touching with spring
Switch, B1 is piston nose, and B2 is transmission pipeline window, and B3 is two shoulders, and B4 is O-ring seal.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment further illustrates the present invention.
Fig. 1 illustrates a kind of automation article transmitting device for being used to irradiate operation, and the device is by ray detector A1, spoke
According to port A2, transmission pipeline A3, change road device A4, sample box A5, automatic sample handling system, automatic sample outlet system, dynamical system and
Control system A6 is formed.Ray detector A1 is installed on irradiation near ports, passes through analog- and digital- two kinds of signaling interfaces and control
System A6 connections processed；Irradiation port by transmission pipeline A3 and change after the device A4 of road respectively with automatic sample handling system and automatic sample outlet system
System is connected；Sample box A5 drives via the dynamical system of electric conveyor belt formula or high pressure gas formula and moved in transmission pipeline A3.
Ray detector A1 is by detector probe, charge circuit, signal amplification circuit, analog to digital conversion circuit, direct current
Electric power generating composition, contain analog- and digital- two kinds of output interfaces.Detector probe selects inhomogeneity according to the difference of x-ray apparatus
Type, gamma radiation device such as is directed to, sodium iodide probe may be selected；NE213 liquid scintillations can be selected for neutron ray device
Body is popped one's head in, detector signal branch after preamplifier, directly gives control system A6 with analog signal output all the way, another
Discriminator circuit is passed through on road, after removing background and noise signal, is converted into data signal by analog to digital conversion circuit and exports to control
System A6.
Irradiation end housing is cuboid, aluminum alloy material.Port bottom is designed with the telescopic touching switch with spring
A15, irradiate and electronic latch A7 is installed at end entrance.Both of which is connected by signal cable line with control system A6.Band spring
Telescopic touching switch A15 front end faces material be yielding rubber, remainder is aluminum alloy material.Meeting when touching switch activates
Triggering Control System A6 inserts sample box A5 and activation ray detector the A1 work that electronic latch A7 locks into irradiation end.
Control system A6 by data-interface respectively with ray detector A1, automatic sample handling system, automatic sample outlet system, dynamic
Force system, change road device A4, the telescopic touching switch A15 with spring connects with electronic latch A7, and provided with mouse, keyboard, screen
Curtain is used as Man Machine Interface.Control system A6 works according to the logic chart shown in Fig. 3, and it gathers ray detector A1 signal
Being converted into the method by irradiation dose of sample is：Believed by the analog signal and numeral that gather the ray detector A1 unit interval
The quantity and energy that ray is produced in the x-ray apparatus unit interval number is calculated, the data are opened in the telescopic touching with spring
Close the starting exposure times that provide of A15 and start the time between rear any instant and integrated multiplied by with built in system to irradiating
Sample by radiation factor, obtain irradiation start rear any instant sample by irradiation dose.
Automatic sample handling system is made up of electric conveyor belt A9, air rammer A8 and sample intake passage A10.Conveyer belt traffic direction
Parallel to transmission pipeline, pass through sample intake passage vertical connection between the two.Sample to be irradiated is arranged in order on a moving belt, by every
Plate A11 is spaced from each other.Air rammer back and forth movement in sample intake passage, sample is passed through into transmission pipeline window B2 from conveyer belt
It is pushed into transmission pipeline A3.Sample introduction piston is as shown in Fig. 2 piston nose B1 designs in convex, front end face size and transmission pipeline
Window B2 sizes are consistent, and prominent thickness is identical with transmission pipeline wall thickness；Two shoulder B3 sizes of piston convex front end are slightly larger than transmission
Pipeline hatch door.After sample warehouse entry, two shoulder faces will be in close contact in transmission pipeline hatch door.If Transmission system selects high pressure air power,
Two shoulder faces will increase O-ring seal B4, to improve air-tightness.
Automatic sample outlet system is by electric conveyor belt, vitriol chamber A12 and shielding passage A13 compositions, and electric conveyor belt is by stereotype
Run in the shielding passage of composition.Conveyer belt one end and transmission pipeline A3 vertical connections, the other end are connected with vitriol chamber.
Change road device A4 and receive control system A6 instructions, the sample entrance control system for changing road device is driven into using electronic connecting rod
The transmission pipeline that system A6 is specified.
Claims (4)
1. a kind of automation article transmitting device for being used to irradiate operation, the device is by ray detector (A1), irradiation port
(A2), transmission pipeline (A3), change road device (A4), sample box (A5), automatic sample handling system, automatic sample outlet system, dynamical system with
And control system (A6) is formed, it is characterised in that：Ray detector (A1) be installed on irradiation port (A2) near, by simulation and
Digital two kinds of signaling interfaces are connected with control system (A6)；Irradiation port (A2) is by transmission pipeline (A3) through changing road device (A4) point
It is not connected with automatic sample handling system and automatic sample outlet system；Sample box (A5) is driven by dynamical system and transported in transmission pipeline (A3)
It is dynamic；Irradiation index of the control system (A6) according to input, by gathering ray detector (A1) signal, control auto injection system
System, dynamical system, road device (A4), the system combined running of automatic sample outlet are changed, be automatically performed the irradiation task of sample；
The shell of described irradiation port (A2) is manufactured by aluminum alloy materials, and the telescopic touching that its end is provided with spring is opened
Close (A15), the telescopic touching switch (A15) with spring and the contact surface material of sample are yielding rubber (A14), irradiate port
(A2) porch being connected with transmission pipeline (A3) is provided with electronic latch (A7), the telescopic touching switch (A15) with spring
It is connected with electronic latch (A7) with control system (A6).
2. the automation article transmitting device as claimed in claim 1 for being used to irradiate operation, it is characterised in that described is automatic
Sampling system is made up of air rammer (A8), electric conveyor belt (A9) and sample intake passage (A10), electric conveyor belt (A9) parallel to
The direction operation of transmission pipeline (A3), is provided with dividing plate (A11), baffle interval is consistent with sample intake passage (A10) width thereon；Enter
Sample passage (A10) is connected perpendicular to electric conveyor belt (A9), one end with transmission pipeline window (B2), the other end and electronic transmission
Band (A9) is connected；Air rammer (A8) moves perpendicular to electric conveyor belt (A9) direction in sample intake passage (A10), pneumatic living
Fill in front end (B1) to design in convex, front end face size is consistent with transmission pipeline window (B2) size, prominent thickness and transmission pipeline
Wall thickness is identical；Two shoulders (B3) size of piston convex front end is slightly larger than transmission pipeline window (B2), alternative on two shoulders (B3)
Be embedded with O-shaped rubber seal (B4).
3. the automation article transmitting device as claimed in claim 1 for being used to irradiate operation, it is characterised in that described is automatic
Go out sample system by conveyer belt one end and transmission pipeline (A3) vertical connection, the other end with vitriol chamber (A12) to be connected；Conveyer belt exists
Run in the pipeline be made up of stereotype (A13), yielding rubber (A14) is posted on the inside of the stereotype of transmission pipeline (A3) face.
4. the automation article transmitting device as claimed in claim 1 for being used to irradiate operation, it is characterised in that described control
System (A6) has following functions：Control automatic sample handling system realizes sample introduction, and control automatic sample outlet system is realized out sample and transmitted
To vitriol chamber (A12), control dynamical system and change road device (A4) and realize sample box (A5) from sample introduction end to irradiation end and from irradiation
The transmission of sample outlet end is held, obtains data from ray detector (A1), and calculate the irradiation dose for being converted into sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610546808.9A CN105923339B (en) | 2016-07-12 | 2016-07-12 | A kind of automation article transmitting device for being used to irradiate operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610546808.9A CN105923339B (en) | 2016-07-12 | 2016-07-12 | A kind of automation article transmitting device for being used to irradiate operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105923339A CN105923339A (en) | 2016-09-07 |
| CN105923339B true CN105923339B (en) | 2018-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610546808.9A Active CN105923339B (en) | 2016-07-12 | 2016-07-12 | A kind of automation article transmitting device for being used to irradiate operation |
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| CN (1) | CN105923339B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406811B (en) * | 2017-08-18 | 2022-03-18 | 中国工程物理研究院核物理与化学研究所 | Straight commutator for irradiation sample transmission |
| CN107422365B (en) * | 2017-08-18 | 2019-04-16 | 中国工程物理研究院核物理与化学研究所 | Sample automatic sampling apparatus for neutron activation |
| CN107703171B (en) * | 2017-08-18 | 2019-12-13 | 中国工程物理研究院核物理与化学研究所 | Sample injector for reactor irradiation samples |
| CN107422366B (en) * | 2017-08-18 | 2019-04-16 | 中国工程物理研究院核物理与化学研究所 | Neutron activation sample quick transmission devices |
| CN107490592B (en) * | 2017-08-18 | 2020-08-28 | 中国工程物理研究院核物理与化学研究所 | On-line sample activating and analyzing device |
| CN107525712B (en) * | 2017-08-18 | 2020-01-03 | 中国工程物理研究院核物理与化学研究所 | Sample irradiation device for neutron activation |
| CN107688035B (en) * | 2017-08-18 | 2020-05-19 | 中国工程物理研究院核物理与化学研究所 | Speed reducer for transmission of piled reference samples |
| CN109884687B (en) * | 2019-02-19 | 2020-11-27 | 中国科学院上海应用物理研究所 | Sample conveying device and method for high-temperature reactor |
| CN110092148A (en) * | 2019-05-09 | 2019-08-06 | 同方威视技术股份有限公司 | Sample transports detection device and system |
| CN111175334B (en) * | 2020-01-09 | 2021-11-02 | 中国原子能科学研究院 | Automatic graphite crystal pre-diffraction X-ray fluorescence instrument system |
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| US5663999A (en) * | 1996-06-28 | 1997-09-02 | Systems Medical Systems, Inc. | Optimization of an intensity modulated field |
| WO1999039750A2 (en) * | 1998-02-05 | 1999-08-12 | Mediscan Gmbh | Method for irradiating an item with electron radiation |
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| CN102778687A (en) * | 2012-05-17 | 2012-11-14 | 河南师范大学 | Nuclear radiation detector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102004043693A1 (en) * | 2004-09-09 | 2006-03-30 | Siemens Ag | Detector assembly for a medical diagnostic device and medical imaging diagnostic method |
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| CN85108054A (en) * | 1985-03-04 | 1986-09-03 | 海曼股份公司 | Arrangement for perspective container |
| US5663999A (en) * | 1996-06-28 | 1997-09-02 | Systems Medical Systems, Inc. | Optimization of an intensity modulated field |
| WO1999039750A2 (en) * | 1998-02-05 | 1999-08-12 | Mediscan Gmbh | Method for irradiating an item with electron radiation |
| CN101334477A (en) * | 2008-08-06 | 2008-12-31 | 中国原子能科学研究院 | Pneumatic transmission device |
| CN102778687A (en) * | 2012-05-17 | 2012-11-14 | 河南师范大学 | Nuclear radiation detector |
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| Publication number | Publication date |
|---|---|
| CN105923339A (en) | 2016-09-07 |
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