CN206741939U - Multifunction laser fusion measurement apparatus - Google Patents
Multifunction laser fusion measurement apparatus Download PDFInfo
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- CN206741939U CN206741939U CN201720357829.6U CN201720357829U CN206741939U CN 206741939 U CN206741939 U CN 206741939U CN 201720357829 U CN201720357829 U CN 201720357829U CN 206741939 U CN206741939 U CN 206741939U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
Abstract
The utility model discloses a kind of multifunction laser fusion measurement apparatus, including illumination camera lens, beam splitter one, beam splitter two, imaging lens are first, imaging lens two, imaging lens three, streak camera one, streak camera two, streak camera three, optical circulator module, probe light are passed as module, intervention module one and intervention module two.Using multifunction laser fusion measurement apparatus provided by the utility model, structure is novel, it is easily achieved, traditional line VISAR receipts light light path can be shared, remain traditional wire VISAR interferometry shock velocity modules, probe laser is taken full advantage of by improving light path, probe optical absorption intensity is tracked while obtaining interference beat frequency and calculating shock wave superficial velocity with shock wave interface to change, and coordinate suitable image processing meanses, more states of matter information can will be obtained, are advantageous to further states of matter diagnosis research.
Description
Technical field
The utility model belongs to laser measuring technique field, and in particular to a kind of multifunction laser fusion measurement apparatus.
Background technology
It is both to utilize one of effective ways of fusion energy resource, and high-energy-density physics that laser ablation pellet, which produces implosion,
The laboratory facilities of research.In compression process, material is often in the extremity of HTHP, during high-order harmonics spectrum
Between only need to use special method in nanosecond order, the acquisition of states of matter information.It is any anti-in laser inertial confinement diagnostic field
Penetrate face velocity interferometer (Velocity Interferometer System for Any Reflector, be abbreviated as VISAR)
The shock velocity in compression process is measured using the change of difference frequency moving interference fringes amount caused by optical Doppler effect,
Condition can be provided for solving state equation.Polytype has been developed in present VISAR, typically such as line VISAR, face
VISAR and optical fiber V ISAR, three of the above VISAR diagnosis capability are substantially improved, and are widely used and are led in impact wave measurement
Domain.
But laser ablation process is extremely short and complicated, only by this parameter of acquisition shock wave superficial velocity
Still it is difficult to the whole states of matter change of accurate reproduction.Each experiment hair is expensive, and experimental situation difference corresponds to states of matter letter
Breath situation is also different.Therefore more diagnostic messages are obtained in same experiment hair time and seems particularly significant.VISAR into
As during, it is often the case that having, local striped disappears or acute variation occurs for striped brightness, causes stripe pattern
Quality Down.The appearance of this case is largely because absorption of the interface to probe light or because interface shape changes
Interferometer is caused to receive light change.The decline of stripe pattern quality is not only read to specific shock velocity and brings difficulty, and
The erroneous judgement of diagnosis physical mechanism can be caused.
As shown in Fig. 7~Fig. 9, traditional line VISAR probe laser is incident through illuminating camera lens 1 ', is transferred to the first beam splitting
Mirror 2 ', two beams are divided into by the first beam splitter 2 ', a branch of to be absorbed by light barrier 4 ', another beam is focused on target surface 3 '；From target surface 3 '
The Doppler signal optical transport reflected can be divided into two beams, a branch of return by the first beam splitter 2 ' again to the first beam splitter 2 '
To at light source, another beam is divided into two beams after being transferred on the second beam splitter 5 ', respectively enters two sets of intervention modules, is ultimately imaged
On the first streak camera 6 ' and the second streak camera 7 '.Wherein, the probe laser for having half is absorbed by light barrier 4 ', and also one
Doppler signal light that half target surface 3 ' is reflected back returns to light source and not utilized.
Utility model content
To solve above technical problem, the utility model provides a kind of multifunction laser fusion measurement apparatus, and it can be total to
With traditional VISAR receipts light light path, traditional VISAR interferometries shock velocity module is remained, realizes laser-produced fusion reality
Diagnosed while testing middle shock velocity, plasma temperature, surface deformation.
To achieve the above object, technical solutions of the utility model are as follows：
A kind of multifunction laser fusion measurement apparatus, it is characterized by：Including illumination camera lens, beam splitter one, beam splitter two,
Imaging lens are first, imaging lens two, imaging lens three, streak camera one, streak camera two, streak camera three, optical circulator mould
Block, probe light are passed as module, intervention module one and intervention module two；The a branch of probe laser projected by illumination camera lens is through ring of light shape
Device module directive beam splitter one, is divided into two beams by beam splitter one；Wherein a branch of probe laser is used to focus on target surface and be reflected back
Doppler signal light, the Doppler signal light are divided into two beams by beam splitter one, wherein a branch of Doppler signal light is successively through the ring of light
Shape device module and imaging lens three are imaged on streak camera three, and another beam Doppler signal light is separated into two by beam splitter two
Beam, wherein a branch of Doppler signal light is imaged on streak camera one through intervention module one and imaging lens are first successively, another beam
Doppler signal light is imaged on streak camera two through intervention module two and imaging lens two successively；Another beam probe laser is by visiting
Pin light biography is divided into three beams as module, wherein the imaged camera lens one of a branch of probe laser is imaged on streak camera one, another beam is visited
The imaged camera lens two of pin laser is imaged on streak camera two, is left a branch of imaged camera lens three of probe laser and is imaged on striped phase
On machine three.
Interference fringe, target surface picture and light source simultaneously be present using above structure, on streak camera one and streak camera two (to visit
Pin laser) picture, shock wave superficial velocity can be calculated not only through interference fringe and target surface picture, and the picture of light source is used
It is used as the reference image of interference fringe, can be used in analysis probe light and reflected by the amount that shock wave interface or window material absorb
The research of rate, plasma interface temperature can be diagnosed by being aided with suitable computational methods；Light source is able to record on streak camera three
Picture and target surface picture, the change in shape of impact material surface can be analyzed by the change in shape for the picture for judging record；Therefore,
The utility model can share traditional line VISAR receipts light light path, remain traditional wire VISAR interferometry shock velocities
Module, probe laser is taken full advantage of by improving light path, while acquisition interference beat frequency calculates shock wave superficial velocity
Track probe optical absorption intensity with shock wave interface to change, and coordinate suitable image processing meanses, will can obtain more
States of matter information, be advantageous to further states of matter diagnosis research.
As preferred：The optical circulator module includes one, 45 ° of reciprocity optical rotation plate of birefringece crystal, 45 ° of Faraday rotations
Piece, birefringece crystal two, reflective mirror one, reflective mirror two, polarization spectroscope, reflective mirror three, reflective mirror four and reflective mirror five；From photograph
The incident a branch of probe laser of bright mirror head is divided into two beams by birefringece crystal two, and two beam probe lasers revolve through 45 ° of faraday successively
Directive birefringece crystal one after rotor and 45 ° of reciprocity optical rotation plates, by birefringece crystal one by two beam probe lasers be combined into it is a branch of after
Outgoing；The a branch of Doppler signal light incident from beam splitter one is divided into two beams by birefringece crystal one, wherein a branch of Doppler believes
Number light directive polarization spectro after 45 ° of reciprocity optical rotation plates, 45 ° of Faraday rotation pieces, birefringece crystal two and reflective mirror three successively
Mirror, another beam Doppler signal light is successively through 45 ° of reciprocity optical rotation plates, 45 ° of Faraday rotation pieces, birefringece crystal two, reflective mirror
First, directive polarization spectroscope after reflective mirror four, reflective mirror five, reflective mirror two, by polarization spectroscope by two beam Doppler signal light
It is combined into a branch of rear outgoing.Using above structure, the incident probe laser of optical circulator module is divided into polarization side through birefringece crystal
To mutually perpendicular two-beam, for two-beam after 45 ° of Faraday rotation pieces and 45 ° of reciprocity optical rotation plates, polarization direction occurs 90 °
Rotation, finally at birefringece crystal, two-beam reflects and synthesizes a branch of outgoing again；Incident how general of optical circulator module
Strangle flashlight and the mutually perpendicular two-beam in polarization direction is first divided into by birefringece crystal, two-beam is through 45 ° of reciprocity optical rotation plates and 45 °
After Faraday rotation piece, the polarization state of two-beam remains unchanged, reflective mirror one, reflective mirror two, reflective mirror four and reflective mirror five
Light path for extending wherein light beam is used to keep light path consistent, and another light beam reflects at reflective mirror three, then two-beam
It is emitted after merging at polarization spectroscope；Optical circulator module is realized the half Doppler signal light-output of script loss simultaneously
Reuse function.
As preferred：The probe light is passed as module includes reflective mirror six, collimating mirror one, beam splitter three, the and of beam splitter four
Beam splitter five；The a branch of probe laser incident from the beam splitter one directive beam splitter three after reflective mirror six and collimating mirror one successively,
Two beams are divided into by beam splitter three, wherein a branch of probe laser is emitted to imaging lens three, another beam probe laser is by beam splitter four
Be divided into two beams, wherein a branch of probe laser is separated into two beams by beam splitter five, wherein a branch of probe laser to imaging lens it is first go out
Penetrate, another beam probe laser is emitted to imaging lens two.Using above structure, passed by probe light as module will lose originally
Utilized after the export of half probe laser, first after reflective mirror six and collimating mirror one adjust, a part is emitted to imaging lens three, separately
A part by beam splitter four is divided into two beams, respectively to imaging lens are first and imaging lens and be emitted.
As preferred：Plus lens and collimating mirror two are provided between the beam splitter three and imaging lens three, wherein, institute
Plus lens is stated between beam splitter three and collimating mirror two.Using above structure, traditional line VISAR, which has, to be zoomed into as work(
Can, probe laser can reduce the picture of light source after plus lens, after the collimated mirror two of probe light, with optical circulator module
Outgoing Doppler signal light couples on imaging len three, and is ultimately imaged on streak camera three.
As preferred：Reflective mirror seven and reflective mirror eight are provided between the beam splitter five and imaging lens are first, wherein, institute
Reflective mirror seven is stated between beam splitter five and reflective mirror eight；There is reflective mirror between the beam splitter five and imaging lens two
9th, reflective mirror ten and reflective mirror 11, wherein, the reflective mirror nine is close to beam splitter five, and the reflective mirror 11 is close to imaging
Camera lens two, the reflective mirror ten is between reflective mirror nine and reflective mirror 11.Using above structure, by reflective mirror seven, anti-
The setting of light microscopic eight, reflective mirror nine, reflective mirror ten and reflective mirror 11, adjustment phase place posture and light path can be extended, make light path
It is consistent.
As preferred：The intervention module one includes collimating mirror three, beam splitter six, reflective mirror 12 and etalon reflective mirror
One；The a branch of Doppler signal light incident from the beam splitter two collimated directive beam splitter six of mirror three successively, is divided into by beam splitter six
Two beams, wherein a branch of Doppler signal light, by the directive beam splitter six of reflective mirror 12, another beam Doppler signal light is through etalon
Directive beam splitter six after reflective mirror one is delayed, beam splitter six is respectively to by incident more of reflective mirror 12 and etalon reflective mirror one
General Le signal combiner is converged, and converges wherein a branch of Doppler signal light of formation to the first outgoing of imaging lens.Use with
Upper structure, Doppler signal light can mutually be molded the outgoing coherent light beam of camera lens one through intervention module one, so that on streak camera one
Imaging has interference fringe, and eventually through physical model calculating shock wave superficial velocity.
As preferred：The intervention module two includes collimating mirror four, reflective mirror 13, beam splitter seven, the and of reflective mirror 14
Etalon reflective mirror two；The a branch of Doppler signal light incident from beam splitter two collimated mirror four and reflective mirror 13 directive successively
Beam splitter seven, two beams are divided into by beam splitter seven, wherein a branch of Doppler signal light is by the directive beam splitter seven of reflective mirror 14, it is another
Directive beam splitter seven after beam Doppler signal light is delayed by etalon reflective mirror two, beam splitter seven is respectively to by the He of reflective mirror 14
The incident Doppler signal combiner of etalon reflective mirror two is converged, converge wherein a branch of Doppler signal light of formation to
Imaging lens two are emitted.Using above structure, Doppler signal light can mutually be molded the outgoing of camera lens two through intervention module two and be concerned with
Light, so that imaging has interference fringe on streak camera two, and wave surface speed is impacted eventually through physical model calculating
Degree, wherein, etalon reflective mirror two is different from the thickness of the etalon reflective mirror one of intervention module one, it is therefore an objective to is formed double sensitive
Degree measurement.
As preferred：Collimating mirror five is provided with the front end of the beam splitter one and receives optical lens, wherein, the collimating mirror
Five between beam splitter one and receipts optical lens.That is collimating mirror five and receipts optical lens is between beam splitter one and target surface, probe
After the collimated mirror five of laser collimates, then target surface focused on by receipts optical lens, be finally reflected back from target surface with the more of difference frequency information
General Le flashlight.
As preferred：Collimating mirror six is provided between the optical circulator module and beam splitter one.Using above structure, lead to
The probe laser for crossing the outgoing of the focus ring shape device module of collimating mirror six is collimated.
As preferred：Reflective mirror 15 is provided between the polarization spectroscope and imaging lens three.Tied more than
Structure, being capable of adjustment phase place posture by reflective mirror 15.
Compared with prior art, the beneficial effects of the utility model are：
It is novel using multifunction laser fusion measurement apparatus provided by the utility model, structure, it is easy to accomplish, it can share
Traditional line VISAR receipts light light path, traditional wire VISAR interferometry shock velocity modules are remained, by improving light path
Probe laser is taken full advantage of, probe optical absorption intensity is tracked while obtaining interference beat frequency and calculating shock wave superficial velocity
Change with shock wave interface, and coordinate suitable image processing meanses, can will obtain more states of matter information, be advantageous into one
The states of matter diagnosis research of step.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is light path schematic diagram of the probe laser in optical circulator module；
Fig. 3 is light path schematic diagram of the Doppler signal light in optical circulator module；
Fig. 4 is that probe light is passed as the structural representation of module；
Fig. 5 is the structural representation of intervention module one；
Fig. 6 is the structural representation of intervention module two；
Fig. 7 is traditional wire VISAR structural representation；
Fig. 8 is light path schematic diagram of the traditional wire VISAR probe laser at the first beam splitter；
Fig. 9 is light path schematic diagram of the traditional wire VISAR Doppler signal light at the first beam splitter.
Embodiment
The utility model is described in further detail with accompanying drawing with reference to embodiments.
As shown in figure 1, a kind of multifunction laser fusion measurement apparatus, including lighting fiber 1, illumination camera lens 2, beam splitter one
4th, beam splitter 27, imaging lens are first 8, imaging lens 2 10, imaging lens 35, streak camera 1, streak camera 2 11, bar
Line camera 36, optical circulator modules A, probe light are passed as module B, the C of intervention module one and the D of intervention module two.Probe laser (shines
Bright laser) it is incident by lighting fiber 1, illumination camera lens 2 is collected, and probe laser focuses on target surface 3 and is reflected back with difference frequency signal
Doppler signal light, passed after Doppler signal light beam splitting by optical circulator modules A, probe light as module B, the C of intervention module one
With the D of intervention module two, finally, on streak camera 1 and streak camera 2 11 simultaneously recording interference fringe, target surface picture and light source
The picture of (probe laser), shock wave superficial velocity can be calculated not only through interference fringe and target surface picture, and by light source
As being used as the reference image of interference fringe, it can be used in amount that analysis probe light is absorbed by shock wave interface or window material i.e.
The research of reflectivity, plasma interface temperature can be diagnosed by being aided with suitable computational methods, be remembered simultaneously on streak camera 36
The picture and target surface picture of light source are recorded, the change in shape of impact material surface by the change in shape for the picture for judging record, can be analyzed.
Fig. 1 and Fig. 2 are referred to, a branch of probe laser directive optical circulator modules A projected by illumination camera lens 2, the ring of light
Shape device modules A include the a1 of birefringece crystal one, 45 ° of reciprocity optical rotation plate a2,45 ° of Faraday rotation piece a3, the a4 of birefringece crystal two,
The a5 of reflective mirror one, the a6 of reflective mirror two, polarization spectroscope a7, the a8 of reflective mirror three, the a9 of reflective mirror four and the a10 of reflective mirror five.Ring of light shape
The characteristics of device modules A, is the non reversibility of light path, and from the light beam that optical circulator modules A is emitted compared with the light beam of incidence,
Phase, shape, polarization feature will not change.Wherein, the a1 of the birefringece crystal one and a4 of birefringece crystal two as can
Light is set to produce the optical element of birefringent phenomenon, 45 ° of reciprocity optical rotation plate a2 are used for rotating the polarization direction of linearly polarized light, and not
Change the characteristic of linearly polarized light, 45 ° of Faraday rotation piece a3 are so that rotation effect occurs in medium using externally-applied magnetic field.
Specifically, Fig. 1 and Fig. 2 are referred to, from 2 incident a branch of probe laser of illumination camera lens by the a4 of birefringece crystal two
It is divided into two beams, the two beam probe lasers directive birefringece crystal after 45 ° of Faraday rotation piece a3 and 45 ° of reciprocity optical rotation plate a2 successively
One a1, two beam probe lasers are combined into a branch of rear outgoing, the collimated mirror 6 14 of probe laser of outgoing by the a1 of birefringece crystal one
Directive beam splitter 1 after collimation, two beams are divided into by beam splitter 1, wherein a branch of probe laser directive probe light is passed as module B,
Another beam probe laser focuses on target surface 3 after first collimated mirror 5 12 collimates, then through receiving optical lens 13, and target surface 3 is by probe laser
Irradiate back reflection to return to carry the Doppler signal light of difference frequency information, returned to point through receiving optical lens 13 and collimating mirror 5 12 successively
Shu Jingyi 4, and two beam Doppler signal light are divided into by beam splitter 1.
Fig. 1 and Fig. 3 are referred to, after the collimated mirror 6 14 of wherein a branch of Doppler signal light that beam splitter 1 separates collimates
Into optical circulator modules A, specifically, a branch of Doppler signal light incident from beam splitter 1 is by the a1 of birefringece crystal one
It is divided into two beams, wherein a branch of Doppler signal light is brilliant through 45 ° of reciprocity optical rotation plate a2,45 ° of Faraday rotation piece a3, birefringence successively
Directive polarization spectroscope a7 after the a4 of the body two and a8 of reflective mirror three, another beam Doppler signal light successively through 45 ° of reciprocity optical rotation plate a2,
45 ° of Faraday rotation piece a3, the a4 of birefringece crystal two, the a5 of reflective mirror one, the a9 of reflective mirror four, the a10 of reflective mirror five, the a6 of reflective mirror two
Directive polarization spectroscope a7 afterwards, it is by polarization spectroscope a7 that two beam Doppler signals are photosynthetic to be emitted after a branch of, close more after beam
General Le flashlight directive imaging lens 35 after reflective mirror 15, and be finally imaged in streak camera 6, i.e., on streak camera 6
Record target surface picture.
Refer to Fig. 1, another beam Doppler signal light directive beam splitter 27 that beam splitter 1 separates, by beam splitter 27
Two beams are separated into, wherein a branch of Doppler signal light is imaged on streak camera one through the C of intervention module one and imaging lens first 8 successively
On 9, another beam Doppler signal light is imaged on streak camera 2 11 through the D of intervention module two and imaging lens 2 10 successively.
Specifically, Fig. 5 is referred to, the C of intervention module one includes the c1 of collimating mirror three, the c2 of beam splitter six, reflective mirror ten
The two c3 and c4 of etalon reflective mirror one, a branch of Doppler signal light incident from beam splitter 27 collimated c1 directives of mirror three successively
The c2 of beam splitter six, two beams are divided into by the c2 of beam splitter six, wherein a branch of Doppler signal light is by the c3 directive beam splitters of reflective mirror 12
Six c2, another beam Doppler signal light c2 of directive beam splitter six after the c4 of etalon reflective mirror one delays, the c2 of beam splitter six difference
To being converged by the incident Doppler signal combiners of the c3 of the reflective mirror 12 and c4 of etalon reflective mirror one, its of formation is converged
In a branch of Doppler signal light to first 8 outgoing of imaging lens, the imaged camera lens 1 of the coherent light is imaged on streak camera 1,
Recording interference fringe and target surface picture i.e. on streak camera 1.
Refer to Fig. 6, the D of intervention module two includes the d1 of the collimating mirror four, d2 of reflective mirror 13, the d3 of beam splitter seven, reflective
The d4 of the mirror 14 and d5 of etalon reflective mirror two.The a branch of Doppler signal light incident from the beam splitter 27 collimated d1 of mirror four successively
With the d3 of 13 d2 directives beam splitter of reflective mirror seven, two beams are divided into by the d3 of beam splitter seven, wherein a branch of Doppler signal light is by reflective
The d3 of 14 d4 directives beam splitter of mirror seven, directive beam splitter seven after another beam Doppler signal light is delayed by the d5 of etalon reflective mirror two
D3, the d3 of beam splitter seven by Doppler signal the combiner incident d4 of the reflective mirror 14 and d5 of etalon reflective mirror two respectively to being carried out
Convergence, the wherein a branch of Doppler signal light for converging formation are emitted to imaging lens 2 10, the imaged camera lens 2 10 of the coherent light
It is imaged on streak camera 2 11, i.e., recording interference fringe and target surface picture on streak camera 2 11.It is pointed out that interference
The D of module two d5 of etalon reflective mirror two is different from the C of intervention module one c4 of etalon reflective mirror one thickness, it is therefore an objective to is formed
Dual sensitivity measures, and completes the collection of difference frequency interference pattern.
Fig. 1 and Fig. 4 are referred to, is passed from another beam probe laser that beam splitter 1 is emitted by probe light as module B is divided into three
Beam, wherein the imaged camera lens 1 of a branch of probe laser is imaged on streak camera 1, another imaged camera lens of beam probe laser
2 10 are imaged on streak camera 2 11, are left a branch of imaged camera lens 35 of probe laser and are imaged on streak camera 36.
Specifically, Fig. 4 is referred to, the probe light is passed as module B includes the b1 of reflective mirror six, the b2 of collimating mirror one, beam splitting
It is the b3 of mirror three, plus lens b4, the b5 of collimating mirror two, the b6 of beam splitter four, the b7 of beam splitter five, the b8 of reflective mirror seven, the b9 of reflective mirror eight, reflective
The b10 of mirror nine, the b11 of reflective mirror ten and the b12 of reflective mirror 11.The a branch of probe laser incident from beam splitter 1 is successively through reflective mirror
The b3 of directive beam splitter three after the six b1 and b2 of collimating mirror one, two beams are divided into by the b3 of beam splitter three.
Wherein a branch of probe laser of the b3 of beam splitter three outgoing is successively after plus lens b4 and the b5 of collimating mirror two to imaging
Camera lens 35 is emitted.Wherein, because traditional line VISAR has amplification imaging function, probe laser can be with after plus lens b4
The picture of light source is reduced, after the collimated b5 of mirror two of probe laser, is being imaged with the outgoing Doppler signal light of optical circulator modules A
Couple, and be ultimately imaged on streak camera 36 on lens 35, make the picture and target surface that light source is able to record on streak camera 36
Picture, the change in shape of impact material surface by the change in shape for the picture for judging record, can be analyzed.
Another beam probe laser of the b3 of beam splitter three outgoing is divided into two beams by the b6 of beam splitter four, wherein a branch of probe laser is anti-
Light path is projected, plays a part of weakening probe light half light intensity, the light intensity reflected can also be with the C of intervention module one and interference mould
The Doppler signal light do not used in the D of block two joins together to continue to diagnose the impact wave surfaces of different directions, and (this method refers to
The patent application of Application No. 201610483038.8).Another beam probe laser is separated into two beams by the b7 of beam splitter five.Wherein one
Beam probe laser is successively to first 8 outgoing of imaging lens, the first 8 convergence interference of imaging lens after the b8 of reflective mirror seven and the b9 of reflective mirror eight
The Doppler signal light of the C of module one outgoing and the probe laser of the b9 of reflective mirror eight outgoing, are imaged, i.e. bar on bar shaped camera 1
Record has interference fringe, target surface picture, the picture of light source simultaneously on shape camera 1.Another beam probe laser is successively through reflective mirror nine
It is emitted after b10, the b11 of reflective mirror ten and the b12 of reflective mirror 11 to imaging lens 2 10, imaging lens 2 10 converge intervention module two
The Doppler signal light of D outgoing and the probe laser of the b12 of reflective mirror 11 outgoing, are imaged, i.e. bar shaped on bar shaped camera 2 11
Record has interference fringe, target surface picture, the picture of light source simultaneously on camera 2 11.On streak camera 1 and streak camera 2 11 simultaneously
The picture of interference fringe, target surface picture and light source (probe laser) be present, punching can be calculated not only through interference fringe and target surface picture
Wave table face velocity is hit, and the picture of light source is used as to the reference image of interference fringe, can be used in analysis probe light and impacted
The amount that ripple interface or window material absorb is the research of reflectivity, and plasma interface can be diagnosed by being aided with suitable computational methods
Temperature.
Since then, the utility model realizes shock wave superficial velocity, plasma temperature, surface shape in laser-produced fusion experiment
The diagnosis of change, be advantageous to the states of matter analysis under laser-produced fusion experiment, strong experiment is provided for high-energy-density physical study
Method.
The course of work of the present utility model is as follows：
Probe laser is incident from lighting fiber 1, after being collected by illumination camera lens 2, successively through optical circulator modules A and collimating mirror
6 14 directive beam splitters 1, two beams are divided into by beam splitter 1：Wherein a branch of probe laser directive probe light is passed as after module B points
For three beams, wherein the imaged camera lens 1 of a branch of probe laser is imaged on streak camera 1, another beam probe laser is imaged
Camera lens 2 10 is imaged on streak camera 2 11, is left a branch of imaged camera lens 35 of probe laser and is imaged on streak camera 36
On；Another beam probe laser successively collimated mirror 5 12 and receive optical lens 13 after focus on target surface 3, target surface 3 is shone by probe laser
Penetrate back reflection to return to carry the Doppler signal light of difference frequency information, Doppler signal light is successively through receiving optical lens 13 and collimating mirror five
12 return to beam splitter 1, and it is more by beam splitter 1 to be divided into two beams, wherein a branch of Doppler signal light is through optical circulator modules A
It is imaged on after imaging lens 35 on streak camera 36, another beam Doppler signal light is separated into two beams by beam splitter 27, its
In a branch of Doppler signal light be imaged on successively through the C of intervention module one and imaging lens first 8 on streak camera 1, another beam is more
General Le flashlight is imaged on streak camera 2 11 through the D of intervention module two and imaging lens 2 10 successively.
Finally it should be noted that foregoing description is only preferred embodiment of the present utility model, the common skill of this area
Art personnel on the premise of without prejudice to the utility model aims and claim, can make under enlightenment of the present utility model
Expression, such conversion are each fallen within the scope of protection of the utility model as multiple types.
Claims (10)
- A kind of 1. multifunction laser fusion measurement apparatus, it is characterised in that：Including illumination camera lens (2), beam splitter one (4), beam splitting Mirror two (7), imaging lens first (8), imaging lens two (10), imaging lens three (5), streak camera one (9), streak camera two (11), streak camera three (6), optical circulator module (A), probe light are passed as module (B), intervention module one (C) and intervention module Two (D)；The a branch of probe laser projected by illumination camera lens (2) is through optical circulator module (A) directive beam splitter one (4), by beam splitter One (4) are divided into two beams；Wherein a branch of probe laser is used to focus on target surface (3) and is reflected back Doppler signal light, and the Doppler signal light is by dividing Shu Jingyi (4) is divided into two beams, wherein a branch of Doppler signal light successively through optical circulator module (A) and imaging lens three (5) into As on streak camera three (6), another beam Doppler signal light is separated into two beams by beam splitter two (7), wherein a branch of Doppler Flashlight is imaged on streak camera one (9) through intervention module one (C) and imaging lens first (8) successively, another beam Doppler letter Number light is imaged on streak camera two (11) through intervention module two (D) and imaging lens two (10) successively；Another beam probe laser is passed by probe light is divided into three beams as module (B), wherein the imaged camera lens one (8) of a branch of probe laser It is imaged on streak camera one (9), another imaged camera lens two (10) of beam probe laser is imaged on streak camera two (11), is remained Under a branch of imaged camera lens three (5) of probe laser be imaged on streak camera three (6).
- 2. multifunction laser fusion measurement apparatus according to claim 1, it is characterised in that：The optical circulator module (A) birefringece crystal one (a1), 45 ° of reciprocity optical rotation plates (a2), 45 ° of Faraday rotation pieces (a3), birefringece crystals two are included (a4), reflective mirror one (a5), reflective mirror two (a6), polarization spectroscope (a7), reflective mirror three (a8), reflective mirror four (a9) and reflective Mirror five (a10)；The a branch of probe laser incident from illumination camera lens (2) is divided into two beams by birefringece crystal two (a4), two beam probe lasers according to The secondary directive birefringece crystal one (a1) after 45 ° of Faraday rotation pieces (a3) and 45 ° of reciprocity optical rotation plates (a2), by birefringece crystal Two beam probe lasers are combined into a branch of rear outgoing by one (a1)；The a branch of Doppler signal light incident from beam splitter one (4) is divided into two beams by birefringece crystal one (a1), wherein a branch of more General Le flashlight is successively through 45 ° of reciprocity optical rotation plates (a2), 45 ° of Faraday rotation pieces (a3), birefringece crystal two (a4) and reflective Mirror three (a8) directive polarization spectroscope (a7) afterwards, another beam Doppler signal light is successively through 45 ° of reciprocity optical rotation plates (a2), 45 ° of methods Draw revolving fragment (a3), birefringece crystal two (a4), reflective mirror one (a5), reflective mirror four (a9), reflective mirror five (a10), reflective Mirror two (a6) directive polarization spectroscope (a7) afterwards, it is by polarization spectroscope (a7) that two beam Doppler signals are photosynthetic to go out after a branch of Penetrate.
- 3. multifunction laser fusion measurement apparatus according to claim 1 or 2, it is characterised in that：The probe light passes picture Module (B) includes reflective mirror six (b1), collimating mirror one (b2), beam splitter three (b3), beam splitter four (b6) and beam splitter five (b7)；A branch of probe laser successively through reflective mirror six (b1) and collimating mirror one (b2) after the directive beam splitting incident from beam splitter one (4) Mirror three (b3), two beams are divided into by beam splitter three (b3), wherein a branch of probe laser is emitted to imaging lens three (5), another beam is visited Pin laser is divided into two beams by beam splitter four (b6), wherein a branch of probe laser is separated into two beams by beam splitter five (b7), wherein one Beam probe laser is emitted to imaging lens first (8), and another beam probe laser is emitted to imaging lens two (10).
- 4. multifunction laser fusion measurement apparatus according to claim 3, it is characterised in that：In the beam splitter three (b3) Plus lens (b4) and collimating mirror two (b5) are provided between imaging lens three (5), wherein, the plus lens (b4), which is located at, divides Between Shu Jingsan (b3) and collimating mirror two (b5).
- 5. multifunction laser fusion measurement apparatus according to claim 3, it is characterised in that：In the beam splitter five (b7) Reflective mirror seven (b8) and reflective mirror eight (b9) are provided between imaging lens first (8), wherein, the reflective mirror seven (b8), which is located at, divides Between Shu Jingwu (b7) and reflective mirror eight (b9)；There is reflective mirror nine (b10), reflective mirror ten (b11) and reflective between the beam splitter five (b7) and imaging lens two (10) Mirror 11 (b12), wherein, the reflective mirror nine (b10) close to beam splitter five (b7), the reflective mirror 11 (b12) close into As camera lens two (10), the reflective mirror ten (b11) is located between reflective mirror nine (b10) and reflective mirror 11 (b12).
- 6. multifunction laser fusion measurement apparatus according to claim 3, it is characterised in that：The intervention module one (C) Including collimating mirror three (c1), beam splitter six (c2), reflective mirror 12 (c3) and etalon reflective mirror one (c4)；The a branch of Doppler signal light incident from beam splitter two (7) collimated (c1) directive of mirror three beam splitter six (c2) successively, by Beam splitter six (c2) is divided into two beams, wherein a branch of Doppler signal light is by (c3) directive of reflective mirror 12 beam splitter six (c2), separately A branch of Doppler signal light directive beam splitter six (c2), beam splitter six (c2) after etalon reflective mirror one (c4) delay is right respectively Converged by the incident Doppler signal combiner of reflective mirror 12 (c3) and etalon reflective mirror one (c4), converge formation Wherein a branch of Doppler signal light is emitted to imaging lens first (8).
- 7. multifunction laser fusion measurement apparatus according to claim 6, it is characterised in that：The intervention module two (D) Including collimating mirror four (d1), reflective mirror 13 (d2), beam splitter seven (d3), reflective mirror 14 (d4) and etalon reflective mirror two (d5)；The a branch of Doppler signal light incident from beam splitter two (7) collimated mirror four (d1) and reflective mirror 13 (d2) directive successively Beam splitter seven (d3), two beams are divided into by beam splitter seven (d3), wherein a branch of Doppler signal light is by reflective mirror 14 (d4) directive Beam splitter seven (d3), directive beam splitter seven (d3) after another beam Doppler signal light is delayed by etalon reflective mirror two (d5), point Beam mirror seven (d3) by the incident Doppler signal combiner of reflective mirror 14 (d4) and etalon reflective mirror two (d5) respectively to being entered Row convergence, the wherein a branch of Doppler signal light for converging formation are emitted to imaging lens two (10).
- 8. multifunction laser fusion measurement apparatus according to claim 1 or 2, it is characterised in that：In the beam splitter one (4) front end is provided with collimating mirror five (12) and receives optical lens (13), wherein, the collimating mirror five (12) is located at beam splitter one (4) between receipts optical lens (13).
- 9. multifunction laser fusion measurement apparatus according to claim 1 or 2, it is characterised in that：In the optical circulator Collimating mirror six (14) is provided between module (A) and beam splitter one (4).
- 10. multifunction laser fusion measurement apparatus according to claim 2, it is characterised in that：In the polarization spectroscope (a7) reflective mirror 15 (15) is provided between imaging lens three (5).
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106952668A (en) * | 2017-04-07 | 2017-07-14 | 中国工程物理研究院激光聚变研究中心 | Multifunction laser fusion diagnoses interferometer |
| CN108169512A (en) * | 2017-12-25 | 2018-06-15 | 中国科学院西安光学精密机械研究所 | The compound laser-produced fusion shock velocity measuring system of three sensitivity and method |
| CN114111565A (en) * | 2021-11-25 | 2022-03-01 | 中国工程物理研究院激光聚变研究中心 | Multi-azimuth joint diagnosis speed interferometer |
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2017
- 2017-04-07 CN CN201720357829.6U patent/CN206741939U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106952668A (en) * | 2017-04-07 | 2017-07-14 | 中国工程物理研究院激光聚变研究中心 | Multifunction laser fusion diagnoses interferometer |
| CN106952668B (en) * | 2017-04-07 | 2018-06-19 | 中国工程物理研究院激光聚变研究中心 | Multifunction laser fusion diagnoses interferometer |
| CN108169512A (en) * | 2017-12-25 | 2018-06-15 | 中国科学院西安光学精密机械研究所 | The compound laser-produced fusion shock velocity measuring system of three sensitivity and method |
| CN108169512B (en) * | 2017-12-25 | 2024-01-05 | 中国科学院西安光学精密机械研究所 | Three-sensitivity composite laser fusion shock wave speed measurement system and method |
| CN114111565A (en) * | 2021-11-25 | 2022-03-01 | 中国工程物理研究院激光聚变研究中心 | Multi-azimuth joint diagnosis speed interferometer |
| CN114111565B (en) * | 2021-11-25 | 2023-09-22 | 中国工程物理研究院激光聚变研究中心 | Multidirectional combined diagnosis speed interferometer |
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