CN104822221B - Wave ekctrinl inear accelerator - Google Patents
Wave ekctrinl inear accelerator Download PDFInfo
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- CN104822221B CN104822221B CN201510244944.8A CN201510244944A CN104822221B CN 104822221 B CN104822221 B CN 104822221B CN 201510244944 A CN201510244944 A CN 201510244944A CN 104822221 B CN104822221 B CN 104822221B
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Abstract
A kind of wave ekctrinl inear accelerator; X ray cabinet is by controlling fiber optic cables to be connected with PLC high voltage modulator cabinets; temperature control water cold is by controlling fiber optic cables to be connected with PLC high voltage modulator cabinets; water inlet pipe and water outlet pipe is provided between X ray cabinet and temperature control water cold; safety interlock protector is by controlling fiber optic cables 6 to be connected with X ray cabinet, and temperature control water cold is by controlling cable to be connected with safety interlock protector.This accelerator uses the design that rectilinear orbit accelerates, solves the problems, such as radiation loss well, not only injection, the extraction of particle are convenient high with efficiency high, particle speed intensity of flow, and it easily can also as needed increase and connects accelerating structure, energy is improved, while it can accelerate the electronics of variety classes and energy in wide range, have larger flexibility, using standing wave acceleration fields, the microwave dump power for solving the problems, such as terminal in traveling wave acceleration fields well is not fully utilized.
Description
Technical field
The present invention relates to a kind of X-ray generator, and in particular to a kind of to produce high-energy X-rays using high-frequency electric field
Wave ekctrinl inear accelerator.
Background technology
Accelerator is a kind of electronic equipment being widely used in the fields such as industry, agricultural, health care, at present, the world
Thousands of accelerators are run in various regions, and species is more.Using more widely having high direct voltage type accelerator, electromagnetic induction type
Accelerator, cyclotron resonance type accelerator etc..These accelerators respectively have advantage and disadvantage in performance, as high-pressure type accelerator can accelerate
Any one charged particle, but because its accelerating potential is directly limited by dielectric breakdown, therefore its energy is not high;It is and electric
The shortcomings that magnetic induction accelerator is that particle speed intensity of flow is relatively low;Limitation and magnetic field of the cyclotron due to its synchrotron radiation loss
Cumbersome with the adjustment of electron orbit, track occupied area space is larger, and the vacuum chamber of system is accordingly larger, in addition, convolution
The speed stream power of accelerator is relatively small, causes its particle speed intensity of flow to be relatively low.
The content of the invention
The defects of existing for above-mentioned several accelerators, the present invention provide a kind of standing wave electricity of generation energy high-energy X-rays
Sub- linear accelerator.
Solving the particular technique measure that above-mentioned technical problem is taken is:
A kind of wave ekctrinl inear accelerator, it is characterised in that:By X ray cabinet 1, PLC high voltage modulators cabinet 2, temperature control
Water cooling unit 3, water inlet pipe 4, outlet pipe 5, control fiber optic cables 6 and safety interlock protector 7 form, wherein:X ray cabinet 1
By controlling fiber optic cables 6 to be connected with PLC high voltage modulators cabinet 2, temperature control water cold 3 is by controlling fiber optic cables 6 and PLC high pressures
Modulator cabinet 2 is connected, and water inlet pipe 4 and outlet pipe 5, security interlocking protection are provided between X ray cabinet 1 and temperature control water cold 3
Device 7 is by controlling fiber optic cables 6 to be connected with X ray cabinet 1, and temperature control water cold 3 is by controlling cable 6 and security interlocking protection
Device 7 connects;
Described X ray cabinet 1 by accelerating tube 11, ray collimator apparatus 12, screening arrangement 13, microwave transmission unit 14,
Magnetron pulse transformer 15, magnetron 16, AFC automatic frequency trackings device 17, electron gun 18, titanium pump 19, aerating device 20,
Constant temperature water cooling plant 21, electron gun pulse transformer 22 and electro connecting pressure gauge 23 form, wherein:Magnetron pulse transformer 15
Be connected by constant temperature water cooling plant 21 with water inlet pipe 4 and outlet pipe 5, constant temperature water cooling plant 21 by water inlet pipe 4 and outlet pipe 5 with
Temperature control water cold 3 is connected, and magnetron pulse transformer 15 is provided with by the magnetron 16 of cable connection, AFC frequencies automatically with
Track device 17 is fixed on the left side of magnetron 16 by aluminium seat and is connected by cable with magnetron 16, microwave transmission unit 14
One end is connected by flange with AFC automatic frequency trackings device 17, and electron gun 18 is another by flange and microwave transmission unit 14
One end and accelerating tube 11 connect, and accelerating tube 11 is fixed on the groove of the centre of screening arrangement 13 setting, while electron gun 18
Also be connected with electron gun pulse transformer 22 by cable, be connected by electro connecting pressure gauge 23 with titanium pump 19, by threeway with
Aerating device 20 is connected, and aerating device 20 is connected by tracheae with electro connecting pressure gauge 23, and electro connecting pressure gauge 23 passes through tracheae
It is connected with electron gun 18 and titanium pump 19 and by controlling optical fiber 6 to be connected with safety interlock protector 7, in ray collimator apparatus 12
Two fixed supports be separately fixed at screening arrangement 13 ray window top and left side;
Described microwave transmission unit 14 is by four end circulators 141, water load device 142, dry load device 143, soft ripple
144, straight wave guide 145, waveguide bend 146, waveguide window 147 and circumference waveguide 148 is led to form, wherein:The a mouths of four end circulators 141
Be connected by flange with one end of rectangular waveguide 148, b mouths are connected by flange with water load device 142, c mouths by flange with
Dry load device 143 is connected, d mouths are connected by flange with waveguide bend 146, and the other end of waveguide bend 146 passes through flange and straight ripple
Lead 145 one end connection, the other end of straight wave guide 145 is connected by flange with one end of flexible waveguide 144, flexible waveguide 144 it is another
One end is connected by flange with one end of waveguide window 147, and the other end of waveguide window 147 is connected by flange with electron gun 18, side
The other end of shape waveguide 148 is connected by flange with AFC automatic frequency trackings device 17;
Described ray collimator apparatus 12 by 24V dc sources 121, power transfer module 122, red diodes 123, swash
Photofixation support 124 and power line 125 form, wherein:24V dc sources 121 pass through power line 125 and power transfer module
122 connections, power transfer module 122 are connected by power line 125 with red diodes 123 again after voltage conversion, and two are swashed
Photofixation support 124 is separately fixed at the top and left side of the ray window side of screening arrangement 13, wherein positioned at screening arrangement
The center of laser fixed support 124 above 13 ray window side and the centre bit of the ray window of screening arrangement 13
Put in a vertical line, the center of the laser fixed support 124 on the left of the ray window of screening arrangement 13 with
On a horizontal linear, red diodes 123 are fixed on laser and fix branch for the center of the ray window of screening arrangement 13
In the through hole of frame 124, now the intersection point of two laser is the focus that ray goes out beam;
Described safety interlock protector 7 is by emergency stop switch 71, key switch 72, high pressure warning lamp alarm bell 73 and gate interlock
74 compositions, key switch 72, high pressure warning lamp alarm bell 73 and gate interlock 74 are respectively by controlling the height of fiber optic cables 6 and electric power system
Volt circuit 24 is connected, and X ray cabinet 1 and PLC high voltage modulators cabinet 2 are connected with emergency stop switch 71 respectively, and emergency stop switch 71 passes through
Control fiber optic cables 6 are connected with the voltage-stabilized power supply 26 of electric power system;
The machine power supply circuit is made up of high-tension circuit 24 and low-voltage circuit 25, and complete machine is powered by being sent out on outside block terminal
380V voltages, voltage modulator 27 is arrived through voltage-stabilized power supply 26, voltage is assigned to low-voltage circuit 25 and height by voltage modulator 27 again
In volt circuit 24, low-voltage circuit 25 is by the voltage after conversion by cable transfer to temperature control water cold 3, magnetron 16, AFC frequencies
Voltage after conversion is conveyed to electricity by autotracker 17, electron gun pulse transformer 22 and electron gun 18, high-tension circuit 24
Sub- rifle pulse transformer 22 and titanium pump 19.
The positive effect of the present invention:The defects of existing for current accelerator, accelerate present invention employs rectilinear orbit
Design, solves the problems, such as radiation loss well.In addition not only the injection with particle, extraction are convenient with imitating for linear accelerator
Rate is high, particle speed intensity of flow is high, and it easily can also as needed increase and connects accelerating structure, improve energy.It can simultaneously
To accelerate the electronics of variety classes and energy in wide range, there is larger flexibility.The present invention adds using standing wave
Fast field, this solves the problems, such as that the microwave dump power of terminal in traveling wave acceleration fields is not fully utilized well.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the internal structure schematic diagram of X ray cabinet in the present invention;
Fig. 3 is the structural representation of microwave transmission unit in the present invention;
Fig. 4 is the structural representation of ray collimator apparatus in the present invention;
Fig. 5 is the structural representation of safety interlock protector in the present invention;
Fig. 6 is the power supply circuit block diagram of the present invention.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings.
A kind of wave ekctrinl inear accelerator, as shown in figure 1, the present invention uses S-band standing wave magnetic axis coupling mechanism, by X
Ray cabinet, PLC high voltage pulse modulators, three big part of constant temperature water-cooling system composition, in addition also water pipe, optical fiber and cable group
Into interconnection system.For PLC control system circuit part in modulator cabinet, PLC is the S7-200 of Siemens Company's production
SMART PLC.Its concrete structure is:
Wave ekctrinl inear accelerator by X ray cabinet 1, PLC high voltage modulators cabinet 2, temperature control water cold 3, water inlet pipe 4,
Outlet pipe 5, control fiber optic cables 6 and safety interlock protector 7 form, wherein:X ray cabinet 1 is by controlling fiber optic cables 6
It is connected with PLC high voltage modulators cabinet 2, temperature control water cold 3 is by controlling fiber optic cables 6 to be connected with PLC high voltage modulators cabinet 2, in X
Water inlet pipe 4 and outlet pipe 5 are provided between ray cabinet 1 and temperature control water cold 3, safety interlock protector 7 is by controlling optical fiber
Cable 6 is connected with X ray cabinet 1, and temperature control water cold 3 is by controlling cable 6 to be connected with safety interlock protector 7.PLC high pressures
High voltage power supply of the modulator cabinet as magnetron, high voltage pulse is exported, magnetron is produced microwave, pass through waveguide transmission to acceleration
Pipe.After stable standing wave acceleration fields are established in accelerating tube, accelerate tube electron gun power supply by triggering, produce low-energy electron beam,
Electron beam is accelerated in accelerating tube, and X ray is produced until practicing shooting.
X ray cabinet 1 is as shown in Fig. 2 by accelerating tube 11, ray collimator apparatus 12, screening arrangement 13, microwave transmission unit
14th, magnetron pulse transformer 15, magnetron 16, AFC automatic frequency trackings device 17, electron gun 18, titanium pump 19, aerating device
20th, constant temperature water cooling plant 21, electron gun pulse transformer 22 and electro connecting pressure gauge 23 form, wherein:Magnetron pulse transformation
Device 15 is connected by constant temperature water cooling plant 21 with water inlet pipe 4 and outlet pipe 5, and magnetron pulse transformer 15 is used to supply to magnetron
Filament voltage and Qi Zhen high pressures, its voltage is supplied by PLC high voltage modulators cabinet, and is controlled by PLC high voltage modulator cabinets.Meanwhile
Magnetron heater power supply is powered by pulse transformer to magnetron heater, and returns to the state of magnetron heater, so that it is determined that
Whether magnetron heater heated current is returned.When magnetron high pressure adds and triggers frequency and is higher than 110Hz, magnetron heater electricity
Stream can return a part automatically.Constant temperature water cooling plant 21 is connected by water inlet pipe 4 and outlet pipe 5 with temperature control water cold 3, will be accelerated
Device internal heating element, such as:The heat of accelerating tube, magnetron, four-terminal circulator, pulse transformer etc. is taken away, and makes its internal guarantor
Constant operating temperature is held, makes device will not be too high by line and microwave temperature and burns out.It also ensures accelerating tube and magnetron
Working frequency it is stable because temperature can raise when accelerating tube and magnetron work, cause accelerating tube and magnetron cavity size
Increase, causes the change of accelerating tube working frequency, so as to cause the fluctuation of the energy of electron beam and dosage, therefore accelerating tube and magnetic
Keyholed back plate constant temperature water cooling, thermostatted water are provided by constant temperature water chiller.When water shortage or inadequate hydraulic pressure, pass through safety interlocking
Protection device 7 automatically cuts off high pressure.Constant temperature coolant-temperature gage is often set to 24~25 DEG C.Constant temperature water dispenser is first opened before accelerator start, and
Check temperature.Magnetron pulse transformer 15 is provided with the magnetron 16 by cable connection, AFC automatic frequency tracking devices
17 are fixed on the left side of magnetron 16 by aluminium seat and are connected by cable with magnetron 16, and magnetron 16 is the dress for producing microwave
Put, its model MG5125, manufacturer is:Kunshan Power Vacuum Electrical Appliances Co., Ltd.The nominal pulse power of magnetron 16
It is adjustable in the range of 2993 ~ 3002MHz for 2.0MW, working frequency.One end of microwave transmission unit 14 passes through flange and AFC frequencies
Rate autotracker 17 is connected, and electron gun 18 is connected by flange with the other end and accelerating tube 11 of microwave transmission unit 14,
Accelerating tube 11 is that a kind of electronics interacts with the axial standing wave in accelerating cavity so that microwave energy is converted into the dress of electronic kinetic energy
Put, electron beam is practiced shooting, and produces X ray.Electron gun 18 is also connected by cable with electron gun pulse transformer 22, electron gun pulse
The voltage of transformer 22 is supplied by PLC high voltage modulators cabinet, and is controlled by PLC high voltage modulator cabinets.Electron gun 18 is connect by electricity
Point pressure table 23 is connected with titanium pump 19, and titanium pump 19 is used to maintain accelerating tube vacuum, and accelerating tube requirement works in high vacuum conditions,
To prevent microwave discharge sparking in accelerating tube, gun cathode poisoning, filament oxidation and reduce touching for electronics and residual gas
Damage is lost.Electron gun 18 is connected by threeway with aerating device 20, and aerating device 20 is that waveguide inflation is used, to prevent from putting in waveguide
Electricity sparking, using being filled with sulfur hexafluoride in waveguide(SF6)Gas, pressure are 1~1.8 standard atmospheric pressure.Aerating device 20
It is connected with electro connecting pressure gauge 23 by tracheae, electro connecting pressure gauge 23 is by controlling optical fiber 6 to connect with safety interlock protector 7
Connect, accelerator high pressure can be automatically cut off when hypotony.Screening arrangement 13 is made up of lead set and iron pipe, lead set shielding X ray,
Iron pipe armoured magnetic field, influence of the magnetic field to accelerating tube is avoided, the centre of screening arrangement 13 is provided with groove, and accelerating tube 11 is placed in
It is fixed after the groove of screening arrangement 13 by flange, two in ray collimator apparatus 12 fixed support is separately fixed at
The top and left side of the ray window of screening arrangement 13, electro connecting pressure gauge 23 are connected by tracheae with electron gun 18 and titanium pump 19
And it will not start by controlling optical fiber 6 to be connected with safety interlock protector 7, when hypotony or cut off accelerator high pressure.
The main function of X ray cabinet is:First, the high voltage pulse that pulse-modulator is sent out passes through pulse transformer
One winding is supplied to the electron gun of accelerating tube, so as to by electron gun because of filament heating and caused by electronics accelerate after be injected into plus
In the accelerating cavity of fast pipe;Second, the high voltage pulse that pulse-modulator is sent out is supplied by another winding of pulse transformer for magnetron
Electricity, makes magnetron produce frequency microwave, and the microwave power is fed into resident wave accelerating pipe through Wave guide system, formed in accelerating tube
Standing wave, accelerate the electronics in body.Electronics is got on target when accelerating and ending, and produces X ray.
Microwave transmission unit 14 as shown in figure 3, by four end circulators 141, water load device 142, dry load device 143,
Flexible waveguide 144, straight wave guide 145, waveguide bend 146, waveguide window 147 and circumference waveguide 148 form, and four-terminal circulator 141 is used to prevent
Only the microwave power of accelerating tube reflection is directly entered magnetron, causes the damage of magnetron.When system works, accelerating tube reflection
Microwave power is supported effective absorption in the presence of four-terminal circulator, so as to protect magnetron.The a mouths of four end circulators 141
Be connected by flange with one end of rectangular waveguide 148, b mouths are connected by flange with water load device 142, c mouths by flange with
Dry load device 143 is connected, d mouths are connected by flange with waveguide bend 146, and the other end of waveguide bend 146 passes through flange and straight ripple
Lead 145 one end connection, the other end of straight wave guide 145 is connected by flange with one end of flexible waveguide 144, flexible waveguide 144 it is another
One end is connected by flange with one end of waveguide window 147, and the other end of waveguide window 147 is connected by flange with electron gun 18, side
The other end of shape waveguide 148 is connected by flange with AFC automatic frequency trackings device 17.
Ray collimator apparatus 12 is as shown in figure 4, by 24V dc sources 121, power transfer module 122, red diodes
123rd, laser fixed support 124 and power line 125 form, wherein:24V dc sources 121 pass through power line 125 and Power convert
Module 122 is connected, and power transfer module 122 is connected by power line 125 with red diodes 123 again after voltage conversion, and two
Individual laser fixed support 124 is separately fixed at the top and left side of the ray window side of screening arrangement 13, wherein positioned at shielding
In the center of laser fixed support 124 above the ray window side of device 13 and the ray window of screening arrangement 13
Heart position is in a vertical line, the centre bit of the laser fixed support 124 on the left of the ray window of screening arrangement 13
Put with the center of the ray window of screening arrangement 13 on a horizontal linear, red diodes 123 are fixed on laser and consolidated
In the through hole of fixed rack 124, now the intersection point of two laser is the focus that ray goes out beam.
Safety interlock protector 7 is as shown in figure 5, by emergency stop switch 71, key switch 72, high pressure warning lamp alarm bell 73 and door
The composition of interlocking 74, key switch 72, high pressure warning lamp alarm bell 73 and gate interlock 74 are respectively by controlling fiber optic cables 6 and electric power system
High-tension circuit 24 connect, X ray cabinet 1 and PLC high voltage modulators cabinet 2 are connected with emergency stop switch 71 respectively, emergency stop switch 71
By controlling fiber optic cables 6 to be connected with the voltage-stabilized power supply 25 of electric power system.Operating personnel have found fortuitous event, it is necessary to emergency shutdown
When, then the knob of emergency stop switch 71 is pressed, now all system stalls of accelerator.
The machine power supply circuit as shown in fig. 6, being made up of high-tension circuit 24 and low-voltage circuit 25, power by outside distribution by complete machine
380V voltages are sent out on box, arrive voltage modulator 27 through voltage-stabilized power supply 26, voltage is assigned to low tension by voltage modulator 27 again
In road 25 and high-tension circuit 24, low-voltage circuit 25 is by the voltage after conversion by cable transfer to temperature control water cold 3, magnetron
16th, AFC automatic frequency trackings device 17, electron gun pulse transformer 22 and electron gun 18;High-tension circuit 24 is by the electricity after conversion
Pressure is conveyed to electron gun pulse transformer 22 and titanium pump 19.
Claims (1)
- A kind of 1. wave ekctrinl inear accelerator, it is characterised in that:By X ray cabinet(1), PLC high voltage modulator cabinets(2), temperature Control water cooling unit(3), water inlet pipe(4), outlet pipe(5), control fiber optic cables(6)And safety interlock protector(7)Composition, its In:X ray cabinet(1)By controlling fiber optic cables(6)With PLC high voltage modulator cabinets(2)Connection, temperature control water cold(3)Pass through Control fiber optic cables(6)With PLC high voltage modulator cabinets(2)Connection, in X ray cabinet(1)With temperature control water cold(3)Between be provided with Water inlet pipe(4)And outlet pipe(5), safety interlock protector(7)By controlling fiber optic cables(6)With X ray cabinet(1)Even Connect, temperature control water cold(3)By controlling cable(6)With safety interlock protector(7)Connection;Described X ray cabinet(1)By accelerating tube(11), ray collimator apparatus(12), screening arrangement(13), microwave transmission unit (14), magnetron pulse transformer(15), magnetron(16), AFC automatic frequency tracking devices(17), electron gun(18), titanium pump (19), aerating device(20), constant temperature water cooling plant(21), electron gun pulse transformer(22)And electro connecting pressure gauge(23)Group Into, wherein:Magnetron pulse transformer(15)Pass through constant temperature water cooling plant(21)With water inlet pipe(4)And outlet pipe(5)Connection, it is permanent Warm water device for cooling(21)Pass through water inlet pipe(4)And outlet pipe(5)With temperature control water cold(3)Connection, magnetron pulse transformer (15)It is provided with the magnetron by cable connection(16), AFC automatic frequency tracking devices(17)Magnetic control is fixed on by aluminium seat Pipe(16)Left side and pass through cable and magnetron(16)Connection, microwave transmission unit(14)One end pass through flange and AFC frequency Rate autotracker(17)Connection, electron gun(18)Pass through flange and microwave transmission unit(14)The other end and accelerating tube (11)Connection, accelerating tube(11)It is fixed on screening arrangement(13)The groove that centre is set, while electron gun(18)It is also logical Cross cable and electron gun pulse transformer(22)Connect, pass through electro connecting pressure gauge(23)With titanium pump(19)Connect, pass through threeway With aerating device(20)Connection, aerating device(20)Pass through tracheae and electro connecting pressure gauge(22)Connection, electro connecting pressure gauge (20)Pass through tracheae and electron gun(18)And titanium pump(19)Connect and by controlling optical fiber(6)With safety interlock protector(7) Connection, ray collimator apparatus(12)In two fixed supports be separately fixed at screening arrangement(13)Ray window top and Left side;Described microwave transmission unit(14)By four end circulators(141), water load device(142), dry load device(143)、 Flexible waveguide(144), straight wave guide(145), waveguide bend(146), waveguide window(147)And circumference waveguide(148)Composition, wherein:Four ends Circulator(141)A mouths pass through flange and rectangular waveguide(148)One end connection, b mouths pass through flange and water load device (142)Connection, c mouths pass through flange and dry load device(143)Connection, d mouths pass through flange and waveguide bend(146)Connection, curved ripple Lead(146)The other end pass through flange and straight wave guide(145)One end connection, straight wave guide(145)The other end by flange with Flexible waveguide(144)One end connection, flexible waveguide(144)The other end pass through flange and waveguide window(147)One end connection, waveguide Window(147)The other end pass through flange and electron gun(18)Connection, rectangular waveguide(148)The other end pass through flange and AFC frequency Rate autotracker(17)Connection;Described ray collimator apparatus(12)By 24V dc sources(121), power transfer module(122), red diodes (123), laser fixed support(124)And power line(125)Composition, wherein:24V dc sources(121)Pass through power line(125) With power transfer module(122)Connection, power transfer module(122)Pass through power line again after voltage conversion(125)With feux rouges Diode(123)Connection, two laser fixed supports(124)It is separately fixed at screening arrangement(13)Ray window side it is upper Side and left side, wherein positioned at screening arrangement(13)Ray window side above laser fixed support(124)Center With screening arrangement(13)Ray window center in a vertical line, positioned at screening arrangement(13)Ray window The laser fixed support in left side(124)Center and screening arrangement(13)Ray window center in a level On straight line, red diodes(123)It is fixed on laser fixed support(124)Through hole in, now the intersection point of two laser is Ray goes out the focus of beam;Described safety interlock protector(7)By emergency stop switch(71), key switch(72), high pressure warning lamp alarm bell(73)And door Interlocking(74)Composition, key switch(72), high pressure warning lamp alarm bell(73)And gate interlock(74)Respectively by controlling fiber optic cables(6) With the high-tension circuit of electric power system(24)Connection, X ray cabinet(1)With PLC high voltage modulator cabinets(2)Respectively with emergency stop switch (71)Connection, emergency stop switch(71)By controlling fiber optic cables(6)With the voltage-stabilized power supply of electric power system(26)Connection;The machine power supply circuit is by high-tension circuit(24)And low-voltage circuit(25)Composition, complete machine are powered by being sent out on outside block terminal 380V voltages, through voltage-stabilized power supply(26)To voltage modulator(27), voltage modulator(27)Voltage is assigned to low-voltage circuit again (25)And high-tension circuit(24)In, low-voltage circuit(25)The voltage after conversion is given to temperature control water cold by cable transfer(3), magnetic Keyholed back plate(16), AFC automatic frequency tracking devices(17), electron gun pulse transformer(22)And electron gun(18), high-tension circuit (24)Voltage after conversion is conveyed to electron gun pulse transformer(22)And titanium pump(19).
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CN107333380B (en) * | 2017-08-17 | 2019-08-23 | 上海联影医疗科技有限公司 | Linear accelerator and its method for stablizing ray line |
CN109922592B (en) * | 2017-12-13 | 2020-05-19 | 中国科学院大连化学物理研究所 | Electronic energy threshold online monitoring radiation safety interlocking system device and method |
CN114980475A (en) * | 2022-07-01 | 2022-08-30 | 同方威视技术股份有限公司 | X-waveband small-focus accelerator for nondestructive testing |
CN116261251A (en) * | 2023-03-28 | 2023-06-13 | 北京机械工业自动化研究所有限公司 | Electronic linear accelerator for light X-band nondestructive testing |
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CN101163371B (en) * | 2006-10-13 | 2010-09-08 | 同方威视技术股份有限公司 | Stationary wave electron linear accelerator capable of fast response |
CN101162205B (en) * | 2006-10-13 | 2010-09-01 | 同方威视技术股份有限公司 | Equipment for checking movable target and preventing collision method |
CN202077262U (en) * | 2011-01-18 | 2011-12-14 | 北京机械工业自动化研究所 | Standing wave electron linear accelerator device used for nondestructive examination |
CN103906340B (en) * | 2012-12-28 | 2017-04-12 | 清华大学 | Standing wave electron linear accelerator device and method thereof |
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