CN102933019A - Simulation target system in cyclotron target chamber - Google Patents
Simulation target system in cyclotron target chamber Download PDFInfo
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- CN102933019A CN102933019A CN2011102289120A CN201110228912A CN102933019A CN 102933019 A CN102933019 A CN 102933019A CN 2011102289120 A CN2011102289120 A CN 2011102289120A CN 201110228912 A CN201110228912 A CN 201110228912A CN 102933019 A CN102933019 A CN 102933019A
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- target
- target system
- cyclotron
- vacuum
- control
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Abstract
The invention relates to a simulation target system in a cyclotron target chamber. The simulation target system comprises a target system, a vacuum pump, a solenoid valve, a measuring gauge, a vacuum control instrument, a control box, a control system, an encoder and a display screen, wherein the vacuum pump is connected with the target system; the solenoid valve and the measuring gauge are arranged between the target system and the vacuum pump sequentially; the vacuum control instrument is connected with the solenoid valve and the measuring gauge respectively and controls the on-off of the solenoid valve according to the vacuum state, which is measured by the measuring gauge, of the target system; the target system is connected with the control box by a measuring line; the control box is connected with the control system; and the control system is connected with the vacuum control instrument, the encoder and the display screen respectively. Compared with the prior art, the simulation target system has the advantages of simplicity, convenience, accuracy and the like.
Description
Technical field
The present invention relates to a kind of simulation target system, especially relate in a kind of cyclotron target chamber and simulate target system.
Background technology
Target system is to finish nuclear reaction and the device that produces positron radionuclide, and the particle beams enters corresponding target chamber by behind the selective extraction carbon film from the outlet of cyclotron line, utilizes corresponding and the specific positron radionuclide of response spectrum bombardment target atom nuclear acquisition.Can be applicable to the aspects such as radiopharmaceutical production, material irradiation analysis, irradiation experiment.
At present, because accelerator does not have target system, can't verify the performance of accelerator on bunch.
Summary of the invention
Purpose of the present invention be exactly provide in order to overcome the defective that above-mentioned prior art exists a kind of simple, convenient, simulate target system in the cyclotron target chamber accurately.
Purpose of the present invention can be achieved through the following technical solutions: simulate target system in a kind of cyclotron target chamber, it is characterized in that, comprise target system, vacuum pump, electromagnetically operated valve, measuring gage, the vacuum control instrument, control box, control system, encoder, display screen, described vacuum pump connects target system, described electromagnetically operated valve, measuring gage is successively set between target system and the vacuum pump, described vacuum control instrument is connected electromagnetic valve and measuring gage respectively, the break-make of the vacuum state control electromagnetically operated valve of the target system that records according to measuring gage, described target system connects control box by slotted line, described control box connection control system, described control system connects respectively the vacuum control instrument, encoder and display screen.
Described target system comprises bunch outlet valve, target collimater, dead ring, target, cooling device, described target collimater connects bunch outlet valve and dead ring, after described target is arranged on dead ring, cyclotron is penetrated the bunch that comes and is entered target system by the control of bunch outlet valve, described cooling device comprises water stop and water circulating pipe, described water circulation pipe connects water stop, target, target collimater successively, then returns water stop.
The conical beam current tube that described target collimater inside is, outlet 10mm can bear 20kg/cm between the inwall of target collimater and outer wall
2Cooling water.
Described target collimater is by the 7# terminal of slotted line connection control box, and described target connects the 8# terminal of control box by slotted line.
Described slotted line is the 50OHMS coaxial cable.
Described target can bear the line bombardment of 400uA, and target body has cooling circuit, and can bear 20kg/cm
2Cooling water.
Described vacuum pump makes the vacuum degree of target system reach 2 * 10
-2Mbar.
Described electromagnetically operated valve, measuring gage connect respectively display.
Compared with prior art, all requirements of target system are satisfied in the present invention's design, satisfy the various conditions of normal need of production, can long-term work.
Description of drawings
Fig. 1 is system of the present invention partial structurtes schematic diagram;
Fig. 2 is system of the present invention another part structural representation.
Embodiment
The present invention is described in detail below in conjunction with the drawings and specific embodiments.
Embodiment
According to designing requirement equipment is installed, and finally debugged.
The target parameter is as follows:
Target system vacuum: 2 * 10
-2Mbar
Connect the bunch final vacuum: 1.9 * 10
-6Mbar
Hydraulic pressure: 20kg/cm
2
Water resistance rate: 0.4uS/cm
Air pressure: 5kg
Line on the target: 355uA
Computer is connected working properly with the target line
Integral status meets designing requirement fully.
As shown in Figure 1, simulate target system in a kind of cyclotron target chamber, comprise target system, vacuum pump 8, electromagnetically operated valve 6, measuring gage 7, vacuum control instrument 14, control box 10, control system 11, encoder 12, display screen 13,
Described target system comprises bunch outlet valve 2, target collimater 3, dead ring 4, target 5, cooling device, described target collimater 3 connects bunch outlet valve 2 and dead ring 4, after described target is arranged on dead ring, cyclotron is penetrated the bunch 1 that comes enters target system by 2 controls of bunch outlet valve line, described cooling device comprises water stop 9 and water circulating pipe 15, described water circulation pipe 15 connects water stop 9, target 5, target collimater 3 successively, then returns water stop 9.
Described vacuum pump connects target system, described electromagnetically operated valve 6, measuring gage 7 are successively set between target system and the vacuum pump, described vacuum control instrument 14 is connected electromagnetic valve 6 and measuring gage 7 respectively, the break-make of the vacuum state control electromagnetically operated valve of the target system that records according to measuring gage, described target system connects control box by slotted line, target collimater 3 is by the 7# terminal 17 of slotted line 16 connection control boxes, and described target 5 connects the 8# terminal 18 of control boxes by slotted line 16.Described control box 10 connection control system 11, described control system 11 connects respectively vacuum control instrument 14, encoder 12 and display screen 13.
Wherein:
Target collimater 3: require to connect bunch outlet conduit and dead ring, the conical beam current tube that inside is, outlet 10mm; Can bear 20kg/cm between inside and outside wall
2Cooling water.Beam monitoring is transported to the 7# terminal of control box by the 50OHMS coaxial cable on the target collimater, through control system (Siemens S5-135PLC system) conversion, and finally reflects at computer screen.
Dead ring 4: the insulation of isolation target collimater and solid target
Target 5: the target body designing requirement can be born the line bombardment of 400uA, and target body has cooling circuit, and can bear 20kg/cm
2Cooling water.Beam monitoring on the target is transported to the 8# terminal of control box by the 50OHMS coaxial cable, through PLC system (Siemens S5-135) conversion, and finally reflects at computer screen.
Vacuum pump 8: can guarantee that target system is in vacuum state, overall vacuum can reach 2 * 10 after being connected with the 2.1# bunch
-6Mbar.
Measuring gage 7, vacuum control instrument 14: measure target system vacuum degree, and control the break-make of electromagnetically operated valve according to vacuum state.
Electromagnetically operated valve 6: the valve of controlling according to the signal that transmits.What be used for vacuum pump and vacuum line is connected the switch of valve, the break-make in gas circuit, water route etc.
Cooling water: the deionized water that requires resistivity＜10uS/cm.The water station of target system needs a water tank that stores deionized water, a drum of filling yin and yang resin, and one can reach 20kg/cm
2High-pressure hydraulic pump, probe and a display instrument of measuring the water resistance rate, water flow relay, and need some energy to support radiation-resistant water pipe.
Source of the gas; Be mainly compressed air, be used for the switch of pump valve.And control by 5/2 valve.Also have some energy of needs to support radiation-resistant tracheae.
Control system: whole control system requires and can integrate with the control system of accelerator main frame, adds new control module and be used for controlling target system in software, and power supply and display screen, encoder just can be used the equipment of main frame.
Claims (8)
1. simulate target system in a cyclotron target chamber, it is characterized in that, comprise target system, vacuum pump, electromagnetically operated valve, measuring gage, the vacuum control instrument, control box, control system, encoder, display screen, described vacuum pump connects target system, described electromagnetically operated valve, measuring gage is successively set between target system and the vacuum pump, described vacuum control instrument is connected electromagnetic valve and measuring gage respectively, the break-make of the vacuum state control electromagnetically operated valve of the target system that records according to measuring gage, described target system connects control box by slotted line, described control box connection control system, described control system connects respectively the vacuum control instrument, encoder and display screen.
2. simulate target system in a kind of cyclotron target chamber according to claim 1, it is characterized in that, described target system comprises bunch outlet valve, target collimater, dead ring, target, cooling device, described target collimater connects bunch outlet valve and dead ring, after described target is arranged on dead ring, cyclotron is penetrated the bunch that comes and is entered target system by the bunch outlet valve, described cooling device comprises water stop and water circulating pipe, described water circulation pipe connects water stop, target, target collimater successively, then returns water stop.
3. simulate target system in a kind of cyclotron target chamber according to claim 2, it is characterized in that, the conical beam current tube that described target collimater inside is, outlet 10mm can bear 20kg/cm between the inwall of target collimater and outer wall
2Cooling water.
4. simulate target system in a kind of cyclotron target chamber according to claim 2, it is characterized in that, described target collimater is by the 7# terminal of slotted line connection control box, and described target connects the 8# terminal of control box by slotted line.
5. simulate target system in a kind of cyclotron target chamber according to claim 4, it is characterized in that, described slotted line is the 50OHMS coaxial cable.
6. simulate target system in a kind of cyclotron target chamber according to claim 1 and 2, it is characterized in that, described target can bear the line bombardment of 400uA, and target body has cooling circuit, and can bear 20kg/cm
2Cooling water.
7. simulate target system in a kind of cyclotron target chamber according to claim 1, it is characterized in that, described vacuum pump makes the vacuum degree of target system reach 2 * 10
-2Mbar.
8. simulate target system in a kind of cyclotron target chamber according to claim 1, it is characterized in that described electromagnetically operated valve, measuring gage connect respectively display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110228912.0A CN102933019B (en) | 2011-08-10 | 2011-08-10 | Simulation target system in a kind of cyclotron target chamber |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110228912.0A CN102933019B (en) | 2011-08-10 | 2011-08-10 | Simulation target system in a kind of cyclotron target chamber |
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|---|---|
| CN102933019A true CN102933019A (en) | 2013-02-13 |
| CN102933019B CN102933019B (en) | 2016-01-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018160544A1 (en) * | 2017-03-02 | 2018-09-07 | Five Eleven Pharma Inc. | Radiopharmaceutical labeling device |
| CN109392232A (en) * | 2017-08-08 | 2019-02-26 | 上海卓亚医疗科技有限公司 | A kind of electron linear accelerator of quick obtaining vacuum |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018160544A1 (en) * | 2017-03-02 | 2018-09-07 | Five Eleven Pharma Inc. | Radiopharmaceutical labeling device |
| CN109392232A (en) * | 2017-08-08 | 2019-02-26 | 上海卓亚医疗科技有限公司 | A kind of electron linear accelerator of quick obtaining vacuum |
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| Publication number | Publication date |
|---|---|
| CN102933019B (en) | 2016-01-13 |
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