CN108091971A - A kind of large power waveguide chain type synthesizer - Google Patents
A kind of large power waveguide chain type synthesizer Download PDFInfo
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- CN108091971A CN108091971A CN201711318455.8A CN201711318455A CN108091971A CN 108091971 A CN108091971 A CN 108091971A CN 201711318455 A CN201711318455 A CN 201711318455A CN 108091971 A CN108091971 A CN 108091971A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
- H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
- H01P5/181—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers the guides being hollow waveguides
- H01P5/182—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers the guides being hollow waveguides the waveguides being arranged in parallel
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Abstract
The present invention provides a kind of large power waveguide chain type synthesizer, including multiple directional couplers, multiple directional couplers include the 1st directional coupler, the 2nd directional coupler ..., the n-th directional coupler；1st directional coupler, the 2nd directional coupler ..., the isolated port of n-th directional coupler be connected to short-circuiting device, the 1st directional coupler, the 2nd directional coupler ..., the output ports of the n-th 1 directional couplers respectively with the 2nd directional coupler ..., the input port two of the n-th directional coupler is connected.Above-mentioned technical proposal, since the isolated port in directional coupler is connected to short-circuiting device, when the input power imbalance of each location coupler, reflection power generation is just had in these short-circuiting device ports, these reflection powers can be again by large power waveguide chain type synthesizer network, it is sponged respectively by each transmitter, and eliminates matched load, and saved cost.
Description
Technical field
The present invention relates to microwave equipment field, more particularly to a kind of large power waveguide chain type synthesizer.
Background technology
Since the rated power of power synthesizer is all very high, the synthetic technology of device or chip-scale is not used in high-power
In synthesizer.The technical solution of power synthesizer mainly includes multistage synthetic technology (such as tree formula or binary system formula synthesizer, chain
Formula synthesizer etc.) and multichannel synthetic technology (such as resonant mode synthesizer, disresonance type synthesizer).
Chain type synthesizer belongs to one kind of multistage synthesizer, is made of the cascade of multiple synthesis units.Typical chain type
Synthesizer unit is made of coupler.The characteristics of chain type synthesizer is maximum just can be achieved on the synthesis of arbitrary way N,
To N, there is no limit.Moreover, increasing or decreasing the way of synthesis if necessary, corresponding synthesis unit only need to be increased or decreased i.e.
Can, this point becomes one of sharpest edges of chain type synthesizer.
But traditional chain type synthesizer, each synthesis unit are required for one matched load of adjunction, when synthesizer inputs
When uneven (such as certain transmitter drop power or shutdown), will some power be matched load absorption and fall, these
Matched load volume and weight is all larger, and expensive, constrains the use scope of chain type synthesizer.
The content of the invention
Goal of the invention：In view of the above-mentioned problems, the object of the present invention is to provide a kind of large power waveguide chain type synthesizer, with solution
The technical issues of certainly volume is larger.
A kind of large power waveguide chain type synthesizer, including multiple directional couplers, multiple directional coupler series connection are set
It puts, directional coupler is the coupler of four ports, and multiple directional couplers include the 1st directional coupler, the 2nd directional couple
Device ..., the n-th directional coupler, the directional coupler include isolated port, input port one, input port two and output
Port；
1st directional coupler, the 2nd directional coupler ..., the isolation of n-th directional coupler
Port is connected to short-circuiting device, the 1st directional coupler, the 2nd directional coupler ..., n-th directional couple
The input port one of device, the input port two of the 1st directional coupler connect the output terminal of each transmitter respectively,
1st directional coupler, the 2nd directional coupler ..., the output port of (n-1)th directional coupler point
Not with the 2nd directional coupler ..., the input port two of n-th directional coupler be connected, n-th orientation
The output port of coupler is general power output port；
Wherein, n is the natural number more than zero.
Above-mentioned technical proposal due to being connected to short-circuiting device in the isolated port of directional coupler, forms short-circuit loop,
When the input power imbalance of each location coupler, reflection power generation is just had in these short-circuiting device ports, these reflections
Power can be sponged by each transmitter respectively again by large power waveguide chain type synthesizer network, without power attenuation, and
Matched load is eliminated, makes the small volume of large power waveguide chain type synthesizer, and has saved cost.
In one of the embodiments, n is 1~15.
In one of the embodiments, the directional coupler is the adjustable directional coupler of the degree of coupling, including coupler
Housing, the fluid coupling shell is interior to be equipped with main line waveguide cavity and branch-waveguide chamber, the main line waveguide cavity and the branch-waveguide
Chamber is all rectangular parallelepiped structure, and coupling window, the coupling window are equipped between the main line waveguide cavity and the branch-waveguide chamber
Position is equipped with two vertical coupling principal posts, leaves gap between two coupling principal posts, in the main line waveguide cavity, the branch
Correspondence position is respectively equipped with coupling subpost in waveguide cavity；
The upper and lower side of the coupling principal post, the upper and lower side of the coupling subpost are separately mounted on the fluid coupling shell,
Sliding groove is designed on the fluid coupling shell near the upper and lower side for coupling principal post, the upper and lower side for coupling subpost,
The coupling principal post, the coupling subpost are moved to precalculated position along the matched sliding groove, determine so as to adjust rectangular waveguide
To the degree of coupling of coupler.
Above-mentioned technical proposal due to being equipped with coupling principal post and coupling subpost, is existed by adjusting coupling principal post and coupling subpost
Position in sliding groove, so as to adjust the degree of coupling of rectangular waveguide directional coupler, the degree of coupling is adjustable, avoids a kind of degree of coupling
It needs to correspond to a kind of situation of coupler, adjusts the degree of coupling as needed, make the R＆D costs of large power waveguide chain type synthesizer
Relatively low, adaptability is stronger.
In one of the embodiments, two hollow nuts are further included, two hollow nuts are located at the coupling respectively
On the fluid coupling shell for closing window upper and lower, two hollow nuts are correspondingly arranged up and down, and the hollow nut stretches into
It extracts out in the fluid coupling shell or from the fluid coupling shell.
Above-mentioned technical proposal, can be by adjusting depth of the hollow nut in fluid coupling shell due to being equipped with hollow nut
The performance indicators such as degree, port reflection loss, the degree of coupling and directionality so as to adjust directional coupler, with coupling principal post, coupling
Subpost cooperation adjusts the properties of rectangular waveguide directional coupler.
In one of the embodiments, the coupling window length direction both ends are designed with window spacer, the window every
The thickness of plate is 1~20mm.
In one of the embodiments, the coupling subpost includes coupling subpost one, coupling subpost two and coupling subpost three,
The coupling subpost one, the coupling subpost two and the coupling subpost three are all located at the main line waveguide cavity or branch's ripple
All it is curved groove with subpost one, the coupling subpost two and the two matched sliding groove of the coupling subpost of coupling in guide cavity.
In one of the embodiments, the coupling subpost includes two described coupling one, two coupling auxiliaries of subpost
Column two and two coupling subposts three, the two coupling subpost one, two coupling subposts two and two couplings
Subpost three respectively using the center line of the fluid coupling shell width as axial symmetry set, and it is described coupling subpost one be located at lean on
The position of the nearly fluid coupling shell width center line.
In one of the embodiments, a diameter of 10~30mm of the coupling principal post, it is described to couple a diameter of of subpost
10~20mm.
Advantageous effect：Compared with prior art, above-mentioned large power waveguide chain type synthesizer, has the following advantages：
1st, due to being connected to short-circuiting device in the isolated port of directional coupler, short-circuit loop is formed, when each positioning coupling
During the input power imbalance of clutch, reflection power generation is just had in these short-circuiting device ports, these reflection powers can be again
It by large power waveguide chain type synthesizer network, is sponged respectively by each transmitter, and eliminates matched load, made high-power
The small volume of waveguide chain type synthesizer, and saved cost.
2nd, due to being equipped with coupling principal post and coupling subpost, by adjusting coupling principal post and coupling position of the subpost in sliding groove
It puts, so as to adjust the degree of coupling of rectangular waveguide directional coupler, the degree of coupling is adjustable, and avoiding a kind of degree of coupling needs corresponding one kind
The situation of coupler, adjusts the degree of coupling as needed, and the R＆D costs for making large power waveguide chain type synthesizer are relatively low, and adaptability is more
By force.
Description of the drawings
Fig. 1 is the principle assumption diagram of the large power waveguide chain type synthesizer of embodiment 1；
Fig. 2 is the structure diagram of the directional coupler of embodiment 1；
Fig. 3 is the principle assumption diagram of the large power waveguide chain type synthesizer of embodiment 2；
Fig. 4 is the principle assumption diagram of the large power waveguide chain type synthesizer of embodiment 3；
Fig. 5 is the principle assumption diagram of the large power waveguide chain type synthesizer of embodiment 4.
Specific embodiment
Embodiment 1
Referring to Fig. 1, a kind of large power waveguide chain type synthesizer, including multiple directional couplers 1, multiple directional couplers
1 is arranged in series, and directional coupler 1 is the coupler of four ports, and multiple directional couplers 1 include the 1st directional coupler P1, the 2nd
Directional coupler P2 ..., the n-th directional coupler Pn.Wherein, n is the natural number more than zero.In the present embodiment, n 7.Orientation
Coupler 1 shares 7.Directional coupler 1 includes isolated port 2, input port 1, input port 24 and output port 5.
1st directional coupler P1, the 2nd directional coupler P2 ..., the isolated port 2 of the n-th directional coupler Pn connects respectively
Be connected to short-circuiting device (not shown), the 1st directional coupler P1, the 2nd directional coupler P2 ..., the n-th directional coupler Pn
Input port 1, the input port 24 of the 1st directional coupler P1 connect the output terminal of each transmitter, the 1st directional couple respectively
Device P1, the 2nd directional coupler P2 ..., the output port 5 of the (n-1)th directional coupler Pn-1 respectively with the 2nd directional coupler
P2 ..., the input port 24 of the n-th directional coupler Pn connect, the output port 5 of the n-th directional coupler Pn is defeated for general power
Exit port.
Referring to Fig. 2, directional coupler 1 is the adjustable directional coupler of the degree of coupling, including fluid coupling shell 10, coupler
Main line waveguide cavity 11, branch-waveguide chamber 12 and two hollow nuts 16 are equipped in housing 10.Main line waveguide cavity 11 and branch-waveguide
Chamber 12 is all rectangular parallelepiped structure, and coupling window 13 is equipped between main line waveguide cavity 11 and branch-waveguide chamber 12, couples window 13
Two vertical coupling principal posts 14 are installed, leave gap between two coupling principal posts 14, main line waveguide cavity 11 is interior, branch-waveguide
Correspondence position is respectively equipped with coupling subpost 15 in chamber 12.Correspondence position is set respectively in main line waveguide cavity 11, in branch-waveguide chamber 12
There is coupling subpost 15.Coupling window 13 length direction both ends are designed with window spacer 17, the thickness of window spacer 17 for 1~
20mm.A diameter of 10~30mm of principal post 14 is coupled, couples a diameter of 10~20mm of subpost 15.In the present embodiment, window every
The thickness of plate 17 is 8mm, couples a diameter of 30mm of principal post 14, couples a diameter of 20mm of subpost 15.
In the present embodiment, main line waveguide cavity 11, branch-waveguide chamber 12 be metallic waveguide, main line waveguide cavity 11, branch's ripple
The cavity size (be free of metal wall thickness) of guide cavity 12 is：Width 391mm, height 190.5mm, the metal outer wall wall thickness of waveguide
For 3.81mm.The corresponding national standard model of waveguide of this size is BJ6, and the model of corresponding international standard is WR1500.Other
In embodiment, the waveguide that other models may be employed carries out the adjusting of the degree of coupling.
Wherein, the upper and lower ends for coupling principal post 14, the upper and lower ends for coupling subpost 15 are separately mounted to fluid coupling shell 10
Upper and lower surface on, couple the upper and lower ends of principal post 14, couple fluid coupling shell 10 near the upper and lower ends of subpost 15
Sliding groove is designed on upper and lower surface, coupling principal post 14, coupling subpost 15 are moved to precalculated position along matched sliding groove, from
And adjust the degree of coupling of rectangular waveguide directional coupler.
In the present embodiment, the coupling subpost 15 in main line waveguide cavity 11 or branch-waveguide chamber 12 includes coupling auxiliary respectively
Column 1, coupling subpost 2 152 and coupling subpost 3 153, coupling subpost 1, coupling subpost 2 152 and coupling subpost three
153 are all located in main line waveguide cavity 11 or branch-waveguide chamber 12 respectively, with coupling subpost 1, coupling subpost 2 152 and coupling
3 153 matched sliding groove of subpost is all curved groove.In other embodiments, it can be straight line to couple 15 matched sliding groove of subpost
Slot or other curved grooves, are set according to actual needs.
Wherein, two hollow nuts 16 are located on the fluid coupling shell 10 of coupling 13 upper and lower of window respectively, and two hollow
Nut is correspondingly arranged about 16, and hollow nut 16 is stretched into fluid coupling shell 10 or extracted out from fluid coupling shell 10.Hollow spiral shell
Cap 16 is equipped with regulating device, when moving up and down hollow nut 16 to precalculated position, by regulating device by hollow nut
16 is locked, so as to the position of fixation hollow nut 16.Preferably, two coupling principal posts 14 are located at the two of hollow nut 16 respectively
Side.Hollow nut 16 includes the hollow stud body set in nut body and nut body, a diameter of 120mm of nut body,
On fluid coupling shell 10 with hollow 16 matched through-hole diameter of nut be 100mm, hollow stud body insertion through hole in, by adjusting
The position of hollow stud body in through-holes, so as to adjust the nut body of hollow nut and the distance of fluid coupling shell 10.
Wherein, the coupling subpost 15 in main line waveguide cavity 11 or branch-waveguide chamber 12 includes two coupling subposts respectively
One 151, two coupling subposts 2 152 and two coupling subposts 3 153, two coupling subposts, one 151, two coupling subposts two
152nd, two coupling subposts 3 153 are set respectively by axial symmetry of the center line of 10 width of fluid coupling shell, and coupling auxiliary
Column 1 is located at close to the position of 10 width center line of fluid coupling shell.
At present, the super high power source device in every profession and trade is applied, gross output can reach 200KW even more highs.It is right
In the super high power source device being made of all solid state power amplifier module, the output power of single power transmitter is often unable to reach this
High level, this just needs the output power of multiple power transmitters being synthesized together use.If determine according to common
The conceptual design power combiner for forming chain type synthesizer is cascaded to coupler unit, then each directional coupler unit is required for
With a matched load, and the power of matched load will reach the output power grade of single power transmitter.This matching
Load generally requires water cooling design, and volume and weight is very big, and price is very expensive.For example, it is operated in 600MHz frequencies
20kW matched loads, existing market price is about at 200,000 yuan or so.It is negative that one power combiner generally requires multiple matchings
If load, the manufacture cost of a whole set of synthesizer can be dramatically increased.
In the present embodiment, it is necessary to 8 conjunction 1 power combiners synthesized, that is, need 8 transmitters, 7 directional couplers into
Row synthesis obtains target synthesis power.Wherein, the degree of coupling adjustable range of each directional coupler is set as -13~-3dB.
Wherein, the degree of coupling of the 1st directional coupler P1 is adjusted to -3.01dB, and the degree of coupling of the 2nd directional coupler P2 is adjusted to -4.77dB, the
The degree of coupling of 3 directional coupler P3 is adjusted to -6.02dB, and the degree of coupling of the 4th directional coupler P4 is adjusted to -6.99dB, the 5th orientation coupling
The degree of coupling of clutch P5 is adjusted to -7.78dB, and the degree of coupling of the 6th directional coupler P6 is adjusted to -8.45dB, the 7th directional coupler P7
The degree of coupling be adjusted to -9.03dB.Specification by 7 directional couplers in this present embodiment is all identical, drop that can be great
The processing cost of low large power waveguide chain type synthesizer.In other embodiments, the demand of power can be synthesized according to target, is increased
Add deduct the number of few directional coupler, and workable, the scope of application is wider.
The operation principle of above-mentioned large power waveguide chain type synthesizer is：According to the needs of different position directional coupler, lead to
It overregulates the coupling principal post 14 of directional coupler, couple the position of subpost 15 and the depth of two hollow nuts 16, made a reservation for
The degree of coupling of the directional coupler of position, after by the output power of each transmitter, synthesize successively, obtain target synthesis power,
Meets the needs of entire large power waveguide chain type synthesizer.
Analogue simulation is carried out to above-mentioned just guide directional coupler, when obtaining the different degrees of coupling, couples principal post 14 and coupling
The position relationship table of subpost 15 is closed, as shown in table 1.
In 1 embodiment 1 of table during the different degrees of coupling, coupling principal post, the position relationship table for coupling subpost
As shown in Table 1, by the position for the nut body for adjusting coupling principal post, coupling subpost and hollow nut, you can real
The adjusting of the existing different degrees of coupling, it is simple to operate.In degree of coupling adjustable range in table 1, other in -13~-3dB
The corresponding coupling principal post of degree of coupling numerical value, the position for coupling subpost, can pass through the position numerical value of the integer degree of coupling in table 1
Linear interpolation obtains.In table 1, coupling subpost one is to couple subpost one apart from 10 length of fluid coupling shell away from length centerline distance
The distance of direction center line, coupling subpost two, coupling subpost three are also using 10 length direction center line of fluid coupling shell as reference
Line.
The degree of coupling demand of remaining directional coupler, the method for being same as above are adjusted, and reach the degree of coupling of directional coupler
Predetermined value, all adjust, so that power be synthesized, can reach target by controlling the input power of transmitter completely
Synthesize power.
Embodiment 2
Referring to Fig. 3, the present embodiment and the distinctive points of embodiment 1 are：N is 1, needs 2 transmitters and 1 orientation altogether
Coupler.
It is the high-power fluctuation chain type synthesizer for two-way power combing in the present embodiment.The output terminal of 2 transmitters
Input port 1, the input port 24 of the 1st directional coupler P1 is connected respectively, and the isolated port 2 of directional coupler P1 connects
There is short-circuiting device, the output port 5 of the 1st directional coupler P1 is the general power output port of twice of power.
Wherein, the degree of coupling of the 1st directional coupler P1 is adjusted to -3.01dB, opens 2 transmitters afterwards, while inputted pre-
Determine power, carry out power combing, you can complete the synthesis procedure of power.
Embodiment 3
Referring to Fig. 4, the present embodiment and the distinctive points of embodiment 1 are：N is 3, needs 4 transmitters and 3 orientations altogether
Coupler.
It is the high-power fluctuation chain type synthesizer for four road power combings in the present embodiment.Wherein, coupling is oriented by the 1st
The degree of coupling of clutch P1 is adjusted to -3.01dB, and the degree of coupling of the 2nd directional coupler P2 is adjusted to -4.77dB, the 3rd directional coupler P3
The degree of coupling be adjusted to -6.02dB, open 4 transmitters afterwards, while input predetermined power, carry out power combing, you can complete work(
The synthesis procedure of rate.
Embodiment 4
Referring to Fig. 5, the present embodiment and the distinctive points of embodiment 1 are：N is 15, needs 16 transmitters and 15 altogether
Directional coupler.In the present embodiment, the thickness of window spacer is 8mm.
It is the high-power fluctuation chain type synthesizer for 16 road power combings in the present embodiment.Wherein, by the 1st orientation
The degree of coupling of coupler P1 is adjusted to -3.01dB, and the degree of coupling of the 2nd directional coupler P2 is adjusted to -4.77dB, the 3rd directional coupler
The degree of coupling of P3 is adjusted to -6.02dB, and the degree of coupling of the 4th directional coupler P4 is adjusted to -6.99dB, the coupling of the 5th directional coupler P5
Right to be adjusted to -7.78dB, the degree of coupling of the 6th directional coupler P6 is adjusted to -8.45dB, the degree of coupling tune of the 7th directional coupler P7
To -9.03dB, the degree of coupling of the 8th directional coupler P8 is adjusted to -9.54dB, and the degree of coupling of the 9th directional coupler P9 is adjusted to -
The degree of coupling of 10.00dB, the 10th directional coupler P10 are adjusted to -10.41dB, and the degree of coupling of the 11st directional coupler P11 is adjusted to -
The degree of coupling of 10.79dB, the 12nd directional coupler P12 are adjusted to -11.14dB, and the degree of coupling of the 13rd directional coupler P13 is adjusted to -
The degree of coupling of 11.46dB, the 14th directional coupler P14 are adjusted to -11.76dB, and the degree of coupling of the 15th directional coupler P15 is adjusted to -
12.04dB opens 16 transmitters, while inputs predetermined power afterwards, carries out power combing, you can complete the synthesis work of power
Sequence.
In the present embodiment, since the degree of coupling of what rear directional coupler is smaller, and require the precision of the degree of coupling very high,
It is relatively inaccessible in technique, but n in theory can be infinitely great, as long as it can accomplish the degree of coupling of demand and reach to want
The precision asked, you can realize the synthesis of infinite multiple directional couplers, realize the synthesis of power.
Claims (8)
1. a kind of large power waveguide chain type synthesizer, which is characterized in that including multiple directional couplers (1), multiple orientations
Coupler (1) is arranged in series, and directional coupler (1) is the coupler of four ports, and multiple directional couplers (1) include the 1st
Directional coupler (P1), the 2nd directional coupler (P2) ..., the n-th directional coupler (Pn), the directional coupler (1) includes
Isolated port (2), input port one (3), input port two (4) and output port (5)；
1st directional coupler (P1), the 2nd directional coupler (P2) ..., n-th directional coupler (Pn)
The isolated port (2) is connected to short-circuiting device, the 1st directional coupler (P1), the 2nd directional coupler
(P2) ..., the input port one (3) of n-th directional coupler (Pn), the institute of the 1st directional coupler (P1)
State the output terminal that input port two (4) connects each transmitter respectively, the 1st directional coupler (P1), the 2nd directional couple
Device (P2) ..., the output port (5) of (n-1)th directional coupler (Pn-1) respectively with the 2nd directional coupler
(P2) ..., the input port two (4) connection of n-th directional coupler (Pn), n-th directional coupler (Pn)
The output port (5) be general power output port；
Wherein, n is the natural number more than zero.
2. a kind of large power waveguide chain type synthesizer according to claim 1, which is characterized in that n is 1~15.
A kind of 3. large power waveguide chain type synthesizer according to claim 1 or 2, which is characterized in that the directional couple
Device (1) is the adjustable directional coupler of the degree of coupling, and including fluid coupling shell (10), main line is equipped in the fluid coupling shell (10)
Waveguide cavity (11) and branch-waveguide chamber (12), the main line waveguide cavity (11) and the branch-waveguide chamber (12) are all cuboid knot
Structure is equipped with coupling window (13), the coupling window between the main line waveguide cavity (11) and the branch-waveguide chamber (12)
(13) position is equipped with two vertical coupling principal posts (14), and gap, the main line waveguide are left between two coupling principal posts (14)
Chamber (11) is interior, the interior correspondence position of the branch-waveguide chamber (12) is respectively equipped with coupling subpost (15)；
The upper and lower ends of the coupling principal post (14), the upper and lower ends of the coupling subpost (15) are separately mounted to the coupler
On the upper and lower surface of housing (10), the upper and lower ends of the coupling principal post (14), the upper and lower ends of the coupling subpost (15) are attached
Sliding groove, the coupling principal post (14), the coupling subpost are designed on the upper and lower surface of the near fluid coupling shell (10)
(15) precalculated position is moved to along the matched sliding groove, so as to adjust the degree of coupling of rectangular waveguide directional coupler.
4. a kind of large power waveguide chain type synthesizer according to claim 3, which is characterized in that further include two hollow spiral shells
Cap (16), two hollow nuts (16) are located at the fluid coupling shell of described coupling window (13) upper and lower respectively
(10) on, two hollow nuts (16) are correspondingly arranged up and down, and the hollow nut (16) stretches into the fluid coupling shell
(10) extracted out in or from the fluid coupling shell (10).
A kind of 5. large power waveguide chain type synthesizer according to claim 3, which is characterized in that the coupling window (13)
Length direction both ends are designed with window spacer (17), and the thickness of the window spacer (17) is 1~20mm.
A kind of 6. large power waveguide chain type synthesizer according to claim 3, which is characterized in that the coupling subpost (15)
Including coupling subpost one (151), coupling subpost two (152) and coupling subpost three (153), the coupling subpost one (151), described
Coupling subpost two (152) and the coupling subpost three (153) are all located at the main line waveguide cavity (11) or the branch-waveguide chamber
(12) in, subpost one (151), the coupling subpost two (152) and described coupling subpost two (152) matched cunning are coupled with described
Dynamic slot is all curved groove.
A kind of 7. large power waveguide chain type synthesizer according to claim 6, which is characterized in that the coupling subpost (15)
Including two it is described coupling subposts one (151), two it is described coupling subposts two (152) and two it is described couple subposts three (153),
Two coupling subposts one (151), two coupling subposts two (152) and two coupling subposts three (153) are respectively
Using the center line of the fluid coupling shell (10) width as axial symmetry set, and it is described coupling subpost one (151) be located at lean on
The position of nearly fluid coupling shell (10) the width center line.
8. a kind of large power waveguide chain type synthesizer according to claim 4~7 any one, which is characterized in that described
Couple a diameter of 10~30mm of principal post (14), a diameter of 10~20mm of the coupling subpost (15).
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN114843732A (en) * | 2022-01-27 | 2022-08-02 | 散裂中子源科学中心 | High-power solid-state power source synthesis circuit |
| CN115378464A (en) * | 2022-08-12 | 2022-11-22 | 江苏德是和通信科技有限公司 | Synthetic switched systems of transmitter owner spare machine |
| CN115378464B (en) * | 2022-08-12 | 2023-08-15 | 江苏德是和通信科技有限公司 | Main and standby machine synthesis switching system of transmitter |
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|---|---|
| CN108091971B (en) | 2024-05-17 |
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