CN109302065A - A kind of millimeter wave traveling wave tube MPM power module - Google Patents
A kind of millimeter wave traveling wave tube MPM power module Download PDFInfo
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- CN109302065A CN109302065A CN201811064644.1A CN201811064644A CN109302065A CN 109302065 A CN109302065 A CN 109302065A CN 201811064644 A CN201811064644 A CN 201811064644A CN 109302065 A CN109302065 A CN 109302065A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of DC power input into DC power output
- H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
- H02M7/02—Conversion of AC power input into DC power output without possibility of reversal
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Abstract
The present invention relates to a kind of millimeter wave traveling wave tube MPM power module, including power supply module, output end is connected with the input terminal of inverter module, and the both ends of the armature winding L0 of the output end and high-tension transformer T1 of inverter module are connected；The both ends of the first secondary windings L1 of high-tension transformer T1 are connected with the input terminal of the first rectification filtering unit, and the output end of the first current rectifying and wave filtering circuit is to collector power supply power supply；The both ends of the second subprime winding L2 of high-tension transformer T1 are connected with the input terminal of the second rectification filtering unit, and the output end of the second current rectifying and wave filtering circuit is powered to modulation power source and filament supply；The both ends of the third secondary windings L3 of high-tension transformer T1 are connected with the input terminal of third rectification filtering unit, and the output end of third current rectifying and wave filtering circuit is powered to cathode power.Circuit structure of the present invention is simple, high tension apparatus is few, module is small in size, circuit stability is reliable, is highly suitable for the power supply occasion of millimeter wave traveling wave tube.
Description
Technical field
The present invention relates to travelling-wave amplifier power technique fields, especially a kind of millimeter wave traveling wave tube MPM power module.
Background technique
With the maturation of spatial microwave synthetic technology, a radar transmitter has hundreds and thousands of a T/R components, to high power
The each assembly volume and power requirement of microwave transmitter are higher and higher.
Traditional millimeter wave traveling wave tube MPM(Microwave Power Module) power module circuitry as shown in Figure 1, its
Working sequence is shown in Fig. 2.AC220V alternating current enters APFC power supply module, forms DC360V DC power supply, is three inversion moulds of rear class
Block power supply, the output high frequency power pulse of each inverter module generated after three transformers, after rectifying and wave-filtering collector power supply,
Modulation power source, filament supply, cathode power etc..Display is controlled, according to the job requirement of travelling-wave tubes, generates switching on and shutting down timing,
After system power supply, a signal of turning on light is provided, inverter module 2 is started to work, and high-frequency impulse is exported, at this time in the secondary of transformer
Generate filament supply and modulation power source.Due to the particular/special requirement of travelling-wave tubes, when filament supply is opened, modulation power source necessarily is in
Back bias voltage off state, hereafter filament supply starts output voltage, powers for travelling-wave tubes filament, while when controller timing preheating
Between, after general travelling-wave tubes requires filament pre-heating 3 minutes, filament temperature is stablized at 1100 degree or so, hereafter can just open high pressure and hair
It penetrates.After the completion of preheating, high-voltage signal is opened in controller submitting, and inverter module 1 and inverter module 3 work at the same time, and synchronism output
High pressure is that traveling wave tube cathode and collector are powered.After cathode and collector high-voltage-stable, modulated signal is opened in controller submitting, is led to
It crosses optical fiber and is transmitted to modulation power source module, allow modulation pole tension to become positively biased cut-in voltage, to control the electricity of entire travelling-wave tubes
Sub- transmission power.By be analyzed above it is found that traditional millimeter wave traveling wave tube MPM power module that there are circuits is complicated, control is cumbersome,
The disadvantages of high-tension transformer quantity is more, module volume is big.
Summary of the invention
The purpose of the present invention is to provide a kind of slow pre-heated MPM power supply power supply schemes, and circuit three-bristle cudrania Piao is simple, and work can
It leans on, while substantially reducing the volume of power module, there are greater advantages in the application of millimeter wave high voltage travelling-wave tubes MPM array
Millimeter wave traveling wave tube MPM power module.
To achieve the above object, the invention adopts the following technical scheme: a kind of millimeter wave traveling wave tube MPM power module,
Including power supply module, power supply terminates 220V alternating current, and output end is connected with the input terminal of inverter module, the output of inverter module
End is connected with the both ends of the armature winding L0 of high-tension transformer T1；The both ends of the first secondary windings L1 of high-tension transformer T1 and the
The input terminal of one rectification filtering unit is connected, and for the output end of the first current rectifying and wave filtering circuit to collector power supply power supply, collector is electric
Catcher voltage C needed for source generates travelling-wave tubes power supply again；The both ends and second of the second subprime winding L2 of high-tension transformer T1
The input terminal of rectification filtering unit is connected, and the output end of the second current rectifying and wave filtering circuit is powered to modulation power source and filament supply, adjusts
Modulation pole tension G and filament voltage F needed for power supply and filament supply processed generate travelling-wave tubes power supply again；The of high-tension transformer T1
The both ends of three secondary windings L3 are connected with the input terminal of third rectification filtering unit, and the output end of third current rectifying and wave filtering circuit is to yin
Pole power supply power supply, cathode negative high voltage K needed for cathode power generates travelling-wave tubes power supply again, the output low-pressure end of cathode power are milli
The end GND of metric wave travelling-wave tubes MPM power module.
With control display module both-way communication, control display module, which receives, sends control outside for the power supply module, inverter module
System instruction.
First rectification filtering unit is by diode D1, diode D2, diode D3, diode D4 and capacitor C1 group
At the cathode of the diode D1, the cathode of diode D2, one end of capacitor C1 are in parallel, the anode of the diode D3, two poles
Anode, the other end of capacitor C1 of pipe D4 is in parallel, and the anode of diode D1 is connected with the cathode of diode D3, the sun of diode D2
Pole is connected with the cathode of diode D4, the anode of a terminating diode D1 of the first secondary windings L1, the first secondary windings
The anode of another terminating diode D2 of L1, capacitor C1 are connected across the first input end and the second input terminal of the collector power supply
On.
Second rectification filtering unit is by diode D5, diode D6, diode D7, diode D8 and capacitor C2 group
At the cathode of the diode D5, the cathode of diode D6, one end of capacitor C2 are in parallel, the anode of the diode D7, two poles
Anode, the other end of capacitor C2 of pipe D8 is in parallel, and the anode of diode D5 is connected with the cathode of diode D7, the sun of diode D6
Pole is connected with the cathode of diode D8, the anode of a terminating diode D5 of the second subprime winding L2, second subprime winding
The anode of another terminating diode D6 of L2, capacitor C1 are connected across the first input end and the filament supply of the modulation power source
The second input terminal on, the second input terminal of modulation power source is connected with the second input terminal of filament supply, the first of filament supply
Input terminal is connected with the first input end of modulation power source.
The third rectification filtering unit is by diode D9, diode D10, diode D11, diode D12 and capacitor C3
Composition, the anode of the diode D9, the anode of diode D10, one end of capacitor C3 are in parallel, the cathode of the diode D11,
Cathode, the other end of capacitor C3 of diode D12 is in parallel, and the cathode of diode D9 is connected with the anode of diode D11, diode
The cathode of D10 is connected with the anode of diode D12, the cathode of a terminating diode D9 of the third secondary windings L3, third
The cathode of another terminating diode D10 of secondary windings L3, capacitor C3 are connected across the first input end and of the cathode power
On two input terminals.
As shown from the above technical solution, the invention has the benefit that the present invention utilizes 1 high-tension transformer T1 and inversion
The cooperatings such as module, multiple secondary commutation filter units are immediately height after control display module receives out power supply instruction
Pressure transformer T1 power supply, the secondary of high-tension transformer T1 also obtain electric simultaneously.Silk of turning on light is needed compared to traditional MPM power module
With open two step of high pressure, and design 3 or more high-tension transformers and could complete the function of multipole power supply, clear superiority of the invention
It is that circuit structure is simple, high tension apparatus is few, module is small in size, circuit stability is reliable, is highly suitable for millimeter wave traveling wave tube
Power supply occasion.
Detailed description of the invention
Fig. 1 is traditional MPM module circuit schematic；
Fig. 2 is traditional MPM module working timing figure；
Fig. 3 is circuit diagram of the invention；
Fig. 4 is working timing figure of the invention.
Specific embodiment
As shown in figure 3, a kind of millimeter wave traveling wave tube MPM power module, including power supply module, power supply terminate the city 220V
Electricity, output end are connected with the input terminal of inverter module, the output end of inverter module and the armature winding L0 of high-tension transformer T1
Both ends be connected；The both ends of the first secondary windings L1 of high-tension transformer T1 are connected with the input terminal of the first rectification filtering unit,
The output end of first current rectifying and wave filtering circuit is to collector power supply power supply, collection needed for collector power supply generates travelling-wave tubes power supply again
Pole tension C；The both ends of the second subprime winding L2 of high-tension transformer T1 are connected with the input terminal of the second rectification filtering unit, and second
The output end of current rectifying and wave filtering circuit is powered to modulation power source and filament supply, and modulation power source and filament supply generate travelling-wave tubes confession again
Electricity required modulation pole tension G and filament voltage F；The both ends of the third secondary windings L3 of high-tension transformer T1 and third rectification are filtered
The input terminal of wave unit is connected, and the output end of third current rectifying and wave filtering circuit is powered to cathode power, and cathode power generates traveling wave again
Cathode negative high voltage K needed for pipe power supply, the output low-pressure end of cathode power are the end GND of millimeter wave traveling wave tube MPM power module.
With control display module both-way communication, control display module, which receives, sends control instruction outside for the power supply module, inverter module.
As shown in figure 3, first rectification filtering unit by diode D1, diode D2, diode D3, diode D4 and
Capacitor C1 composition, the cathode of the diode D1, the cathode of diode D2, one end of capacitor C1 are in parallel, the diode D3's
Anode, the anode of diode D4, the other end of capacitor C1 are in parallel, and the anode of diode D1 is connected with the cathode of diode D3, and two
The anode of pole pipe D2 is connected with the cathode of diode D4, the anode of a terminating diode D1 of the first secondary windings L1, the
The anode of another terminating diode D2 of one secondary windings L1, capacitor C1 be connected across the collector power supply first input end and
On second input terminal.
As shown in figure 3, second rectification filtering unit by diode D5, diode D6, diode D7, diode D8 and
Capacitor C2 composition, the cathode of the diode D5, the cathode of diode D6, one end of capacitor C2 are in parallel, the diode D7's
Anode, the anode of diode D8, the other end of capacitor C2 are in parallel, and the anode of diode D5 is connected with the cathode of diode D7, and two
The anode of pole pipe D6 is connected with the cathode of diode D8, the anode of a terminating diode D5 of the second subprime winding L2, the
The anode of another terminating diode D6 of secondary stage winding L2, capacitor C1 are connected across first input end and the institute of the modulation power source
It states on the second input terminal of filament supply, the second input terminal of modulation power source is connected with the second input terminal of filament supply, filament
The first input end of power supply is connected with the first input end of modulation power source.
As shown in figure 3, the third rectification filtering unit is by diode D9, diode D10, diode D11, diode
D12 and capacitor C3 composition, the anode of the diode D9, the anode of diode D10, one end of capacitor C3 are in parallel, two pole
The cathode of pipe D11, the cathode of diode D12, the other end of capacitor C3 are in parallel, the cathode of diode D9 and the sun of diode D11
Extremely it is connected, the cathode of diode D10 is connected with the anode of diode D12, a terminating diode of the third secondary windings L3
The cathode of D9, the cathode of another terminating diode D10 of third secondary windings L3, capacitor C3 are connected across the of the cathode power
On one input terminal and the second input terminal.
It is known that travelling-wave tubes there are strict requirements to the unlatching timing of power supply, in filament pre-heating, centainly cannot
Total transmitting is accounted for cathode power stability, collector power supply stability, Body-current when opening transmitting pulse, while working normally
Current ratio etc., there is strict requirements.The present invention passes through high-tension transformer T1's to reduce the volume of MPM power module
Secondary Multiple coil line packet, respectively to cathode power, collector power supply, filament supply and modulation power source power supply, but simultaneously by setting
The self-starting time for counting each power supply guarantees the safety opening terminal timing requirements of travelling-wave tubes.Its working principle is that AC220V alternating current enters
Power supply module forms DC360V DC power supply, powers for inverter module.Display circuit is controlled after system power, confession is opened in reception
Electricity instruction, opens the work of inverter module, and the secondary of high-tension transformer T1 obtains electric simultaneously at this time.
Although four kinds of power supplys of T1 grade of high-tension transformer reach rated value (four kinds of power on time are less than 1s) simultaneously,
Filament supply output end concatenates thermal sensitivity circuit element, forms slow pre- thermoelectricity by filament supply, thermistor, vacuum tube load
Road allows filament supply to export while being added on thermal sensitivity resistive element and travelling-wave tubes filament, due to the spy of thermal sensitivity resistive element
Property, resistance by high value becomes low resistance with own temperature, and most of voltage is just added on travelling-wave tubes filament at this time, while its
Its three-way power has arrived at stationary value.It follows that although four kinds of power supplys are output to rated value simultaneously in the present invention, due to
Slow pre- heater circuit is increased in circuit just to begin to warm up after waiting modulation power source, cathode power, collector power supply to be all on board
Travelling-wave tubes filament, to meet requirement of the travelling-wave tubes to booting timing.After the completion of waiting travelling-wave tubes filament pre-heating, it is then turned on modulation
Signal allows travelling-wave tubes work in normal transmission state.
Workflow of the present invention is as shown in figure 4, AC220V alternating current is inverse by power supply module formation DC360V DC power supply
Become module for power supply.Display circuit is controlled after system power, power supply instruction is opened in reception, opens the work of inverter module, high at this time
The secondary of pressure transformer T1 obtains electric simultaneously.Design slow pre- heater circuit, allow filament supply output delay be added in travelling-wave tubes filament extremely on,
After waiting other three-way powers to have arrived at stationary value, travelling-wave tubes filament just begins to warm up work.Wait travelling-wave tubes filament pre-heating
After the completion, it is then turned on modulated signal, allows travelling-wave tubes work in normal transmission state.
In conclusion the present invention is matched using 1 high-tension transformer T1 and inverter module, multiple secondary commutation filter units etc.
Work is closed, is immediately high-tension transformer T1 power supply after control display module receives out power supply instruction, high-tension transformer T1's
Secondary also obtains electric simultaneously.It needs to turn on light compared to traditional MPM power module and silk and opens two step of high pressure, and design 3 or more
High-tension transformer could complete multipole power supply function, clear superiority of the invention be circuit structure is simple, high tension apparatus is few,
Module is small in size, circuit stability is reliable, is highly suitable for the power supply occasion of millimeter wave traveling wave tube.
Claims (5)
1. a kind of millimeter wave traveling wave tube MPM power module, it is characterised in that: including power supply module, power supply terminates 220V alternating current,
Its output end is connected with the input terminal of inverter module, and the two of the armature winding L0 of the output end and high-tension transformer T1 of inverter module
End is connected；The both ends of the first secondary windings L1 of high-tension transformer T1 are connected with the input terminal of the first rectification filtering unit, and first
The output end of current rectifying and wave filtering circuit is to collector power supply power supply, collector electricity needed for collector power supply generates travelling-wave tubes power supply again
Press C；The both ends of the second subprime winding L2 of high-tension transformer T1 are connected with the input terminal of the second rectification filtering unit, the second rectification
The output end of filter circuit is powered to modulation power source and filament supply, and modulation power source and filament supply generate travelling-wave tubes power supply station again
The modulation pole tension G and filament voltage F needed；The both ends of the third secondary windings L3 of high-tension transformer T1 and third rectifying and wave-filtering list
The input terminal of member is connected, and the output end of third current rectifying and wave filtering circuit is powered to cathode power, and cathode power generates travelling-wave tubes confession again
The required cathode negative high voltage K of electricity, the output low-pressure end of cathode power are the end GND of millimeter wave traveling wave tube MPM power module.
2. millimeter wave traveling wave tube MPM power module according to claim 1, it is characterised in that: the power supply module, inversion
For module with control display module both-way communication, control display module, which receives, sends control instruction outside.
3. millimeter wave traveling wave tube MPM power module according to claim 1, it is characterised in that: first rectifying and wave-filtering
Unit is made of diode D1, diode D2, diode D3, diode D4 and capacitor C1, the cathode of the diode D1, two poles
The cathode of pipe D2, one end of capacitor C1 are in parallel, the anode of the diode D3, the anode of diode D4, capacitor C1 the other end
The anode of parallel connection, diode D1 is connected with the cathode of diode D3, and the anode of diode D2 is connected with the cathode of diode D4, institute
State the anode of a terminating diode D1 of the first secondary windings L1, the sun of another terminating diode D2 of the first secondary windings L1
Pole, capacitor C1 are connected across on the first input end and the second input terminal of the collector power supply.
4. millimeter wave traveling wave tube MPM power module according to claim 1, it is characterised in that: second rectifying and wave-filtering
Unit is made of diode D5, diode D6, diode D7, diode D8 and capacitor C2, the cathode of the diode D5, two poles
The cathode of pipe D6, one end of capacitor C2 are in parallel, the anode of the diode D7, the anode of diode D8, capacitor C2 the other end
The anode of parallel connection, diode D5 is connected with the cathode of diode D7, and the anode of diode D6 is connected with the cathode of diode D8, institute
State the anode of a terminating diode D5 of second subprime winding L2, the sun of another terminating diode D6 of second subprime winding L2
Pole, capacitor C1 are connected across on the first input end of the modulation power source and the second input terminal of the filament supply, modulation power source
The second input terminal be connected with the second input terminal of filament supply, the first of the first input end of filament supply and modulation power source is defeated
Enter end to be connected.
5. millimeter wave traveling wave tube MPM power module according to claim 1, it is characterised in that: the third rectifying and wave-filtering
Unit is made of diode D9, diode D10, diode D11, diode D12 and capacitor C3, the anode of the diode D9,
The anode of diode D10, one end of capacitor C3 be in parallel, the cathode of the diode D11, the cathode of diode D12, capacitor C3
The other end is in parallel, and the cathode of diode D9 is connected with the anode of diode D11, the cathode of diode D10 and the sun of diode D12
Extremely it is connected, the cathode of a terminating diode D9 of the third secondary windings L3, two pole of another termination of third secondary windings L3
The cathode of pipe D10, capacitor C3 are connected across on the first input end and the second input terminal of the cathode power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811064644.1A CN109302065A (en) | 2018-09-12 | 2018-09-12 | A kind of millimeter wave traveling wave tube MPM power module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811064644.1A CN109302065A (en) | 2018-09-12 | 2018-09-12 | A kind of millimeter wave traveling wave tube MPM power module |
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| CN201811064644.1A Pending CN109302065A (en) | 2018-09-12 | 2018-09-12 | A kind of millimeter wave traveling wave tube MPM power module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110829793A (en) * | 2019-09-20 | 2020-02-21 | 合肥雷科电子科技有限公司 | A high-voltage MPM modular modulation power supply for EIK klystron |
| CN115313847A (en) * | 2022-08-24 | 2022-11-08 | 四川杰诺创科技有限公司 | High-voltage power supply of electromagnetic compatible millimeter wave transmitter and generation method thereof |
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Application publication date: 20190201 |