CN116436332A - Dual-energy alternate output pulse modulator - Google Patents
Dual-energy alternate output pulse modulator Download PDFInfo
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- CN116436332A CN116436332A CN202310500832.9A CN202310500832A CN116436332A CN 116436332 A CN116436332 A CN 116436332A CN 202310500832 A CN202310500832 A CN 202310500832A CN 116436332 A CN116436332 A CN 116436332A
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- 238000004146 energy storage Methods 0.000 claims abstract description 74
- 238000007599 discharging Methods 0.000 claims abstract description 39
- 238000010277 constant-current charging Methods 0.000 claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 230000001131 transforming effect Effects 0.000 claims abstract description 7
- 239000003990 capacitor Substances 0.000 claims description 12
- 230000009977 dual effect Effects 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 abstract description 11
- 238000007600 charging Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 7
- 230000009466 transformation Effects 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010278 pulse charging Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Classifications
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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
- H02M11/00—Power conversion systems not covered by the preceding groups
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0012—Control circuits using digital or numerical techniques
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/53—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/53—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback
- H03K3/57—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback the switching device being a semiconductor device
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Abstract
The invention discloses a dual-energy alternative output pulse modulator, which relates to the technical field of pulse power sources and comprises the following components: the device comprises a man-machine operation and control unit, a control driving unit, an energy storage discharging module, a high-frequency soft switch constant-current charging power supply unit and a chopping and transforming unit; the control driving unit is controlled by the singlechip, the control precision is high, the control circuit is greatly simplified, the charging power supply realizes constant-current charging by adopting a soft switching technology, the heat dissipation capacity of the whole machine can be effectively reduced, and the reliability is ensured; the pulse interval output of double energy is realized by controlling different voltages of the two paths of energy storage discharge pulse units. Adopting two paths of energy storage discharge units, and regulating the voltage of the second energy storage discharge unit through a chopping and transforming unit; the two paths of energy storage discharge units respectively discharge the transformer conversion unit at intervals to form high-voltage pulses, so that the single-energy output function of the common pulse modulator can be realized, and the pulse modulator function of double-energy alternate output can be realized.
Description
Technical Field
The invention relates to the technical field of pulse power, in particular to a pulse modulator with double energy alternately output.
Background
The pulse modulator consists of four parts: a charging power supply section, an energy storage section, a switching section, and a pulse forming section. The charging power supply part is used for converting the primary power supply into a direct current power supply which is satisfactory, and in some special cases, also into an alternating current power supply which is satisfactory. The energy storage portion is used to store energy into a certain element, such as a capacitor, an inductor or an artificial wire, so as to reduce the high peak power requirement of the power supply portion. The switch directly determines certain parameters of the final output pulse, and the energy storage unit discharges the load by controlling the on and off of the switch to form the output pulse with certain voltage, power, pulse width and pulse waveform parameters.
In the prior art, a high-frequency soft switch constant-current charging power supply unit changes commercial power into direct-current high-voltage power, the direct-current high-voltage power is stored in an energy storage discharging unit, a man-machine operation and control unit controls a driving unit to control the energy storage discharging unit to form high-voltage pulse energy according to logic instructions of the man-machine operation and control unit, and finally the high-voltage pulse energy is converted into a required voltage current value through a transformer conversion unit. The filament and the bias power supply are connected with the transformer conversion unit and respectively provide filament heating for the load and magnetic field resetting for the transformer.
However, since there is only one energy storage discharge unit, there is a feature of single energy output, and it is impossible to provide a double energy output pulse with an adjustable interval time, and since single energy output power is uniform, use is limited in many fields.
Therefore, the invention provides a pulse modulator with double energy alternately output.
Disclosure of Invention
The present invention is directed to a pulse modulator with dual energy output alternately, so as to solve the above-mentioned problems in the prior art. The invention adds one energy storage part, and the charging voltages are different and controlled by the chopper control unit; the control driving unit adopts alternate conduction control, so that the two energy storage discharging units alternately form high-voltage pulse energy. Adopting two paths of energy storage discharge units, and regulating the voltage of one path of energy storage discharge units through a chopping and transforming unit; the two paths of energy storage discharge units respectively discharge the transformer conversion unit at intervals to form high-voltage pulses, so that the single-energy output function of the common pulse modulator can be realized, and the pulse modulator function of double-energy alternate output can be realized.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a dual energy alternating output pulse modulator comprising:
a human-machine operation and control unit; the man-machine operation and control unit is used for setting the output parameters of the modulator and displaying the output state of the modulator.
The modulator output parameters comprise modulator frequency, pulse width, pulse voltage and the like, and the man-machine operation and control unit is also connected with the filament and the bias power supply and used for controlling the filament, bias starting, preheating steps and preheating time;
control the driving unit; the control driving unit is in communication connection with the man-machine operation and control unit and is used for receiving logic control instructions sent by the man-machine operation and control unit;
the control driving unit is also connected with the energy storage discharging module and used for controlling the discharging time of the energy storage discharging module and controlling the discharging pulse loop to work;
the control driving unit is also used for controlling the first energy storage discharging unit and the second energy storage discharging unit to discharge at intervals to form pulses with double energy alternately output;
a high-frequency soft switch constant current charging unit; the high-frequency soft switch constant-current charging unit is connected with the first energy storage discharging unit and is used for carrying out constant-current charging on an energy storage capacitor in the first energy storage discharging unit;
a chopper transformation unit; the chopping and transforming unit is connected with the second energy storage and discharge unit and used for carrying out pulse charging on an energy storage capacitor in the second energy storage and discharge unit and generating energy with different voltages with the first energy storage and discharge unit;
preferably, the first energy storage discharging unit is also connected with a transformer converting unit, and is converted into the required high-voltage pulse through the transformer converting unit;
the second energy storage discharge unit is also connected with the transformer conversion unit and is converted into high-voltage pulse through the transformer conversion unit;
wherein, the two groups of high-voltage pulses are output at intervals;
a filament, bias power supply; and the transformer is connected with the transformer conversion unit, and is used for heating a filament and resetting a magnetic field of the transformer.
Compared with the prior art, the invention has the beneficial effects that:
1. the control driving unit is controlled by a single chip microcomputer, the control precision is high, the control circuit is greatly simplified, the charging power supply adopts a soft switching technology to realize constant current charging, the stability of discharge pulse is high, the heat dissipation capacity of the whole machine can be effectively reduced, and the reliability is ensured.
2. The invention realizes the pulse interval output of double energy by controlling different voltages of the two paths of energy storage discharge pulse units. The control interface adopts a liquid crystal touch display interface, the operation interface is simple and easy to operate, and the state display of the modulator is simple and clear.
3. The invention adopts two energy storage discharge units, and voltage regulation is carried out on one energy storage discharge unit through a chopper transformation unit; the two paths of energy storage discharge units respectively discharge the transformer conversion unit at intervals to form high-voltage pulses, so that the single-energy output function of the common pulse modulator can be realized, and the pulse modulator function of double-energy alternate output can be realized.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required in the prior art and the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a pulse modulator with dual energy alternate output according to the present invention.
In the figure: 1. a human-machine operation and control unit; 2. control the driving unit; 3. a chopper transformation unit; 4. a high-frequency soft-switching constant-current charging power supply unit; 5. a first energy storage discharge unit; 6. a second energy storage discharge unit; 7. a transformer conversion unit; 8. a filament, a bias power supply.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
Referring to fig. 1, an embodiment of the present invention provides a pulse modulator with dual energy alternating output; the pulse modulator for dual energy alternate output comprises: the device comprises a man-machine operation and control unit 1, a control driving unit 2, an energy storage discharging module, a high-frequency soft switch constant-current charging power supply unit 4, a chopping and transformation unit 3 and a filament and bias power supply 8;
the man-machine operation and control unit 1 is used for setting the output parameters of the modulator and displaying the output state of the modulator.
The modulator output parameters comprise modulator frequency, pulse width, pulse voltage and the like, and the man-machine operation and control unit 1 is also connected with the filament and bias power supply 8 and is used for controlling filament, bias starting, preheating steps and preheating time;
when the modulator is powered on, the liquid crystal touch screen of the man-machine operation and control unit 1 enters an animation interface, and after touching, the liquid crystal touch screen enters an operation interface;
clicking a low-voltage starting button of the liquid crystal touch screen when the operation interface is entered, and powering on a low-voltage system;
clicking a low-voltage on button, starting preheating of the modulator, setting the parameters of the low-voltage power supply on an operation interface, and setting the output current and preheating time of the filament and the bias power supply 8;
when the low-pressure preheating is finished and other linkage systems are normal; the driving unit 2, the high-frequency soft switch constant-current charging unit and the chopping transformation unit 3 are controlled to start working;
the control driving unit 2 is in communication connection with the man-machine operation and control unit 1 and is used for receiving logic control instructions sent by the man-machine operation and control unit 1;
the control driving unit 2 is also connected with an energy storage discharging module, and is used for controlling the discharging time of the energy storage discharging module and controlling the working of a discharging pulse loop;
the control driving unit 2 is controlled by a single chip microcomputer, so that the control accuracy is high, and the control circuit is greatly simplified;
at the same time, the control drive unit 2 adopts a solid-state semiconductor switching technology, thereby leading to the control drive unit 2 and the energy storage discharge module to generate higher and faster pulses, the pulse width covers from 1us to several ms, and the repetition frequency is as high as hundreds of HZ. The high-power modulation pulse with high performance can be provided for a magnetron, a klystron and a high-power radio frequency/microwave electron tube, and the high-voltage pulse energy formed by two energy storage discharge units which are controlled by the alternative conduction is preferred, so that the application range of the high-voltage pulse energy is greatly improved.
The control driving unit 2 is further used for controlling the first energy storage discharging unit 5 and the second energy storage discharging unit 6 to discharge at intervals to form pulses with double energy alternately output;
a high-frequency soft switch constant current charging unit; the high-frequency soft switch constant-current charging unit is connected with the first energy storage discharging unit 5 and is used for carrying out constant-current charging on an energy storage capacitor in the first energy storage discharging unit 5;
the high-frequency soft switch constant-current charging unit adopts a constant-current charging mode, has high voltage, high current and high power output capacity, has high charging efficiency, simple operation, light weight and small size, can be modularized, and therefore, the stability of discharge pulse is high, the heat dissipation capacity of the whole machine can be effectively reduced, and the reliability is ensured;
a chopper transformation unit 3; the chopping and transforming unit 3 is connected with the second energy storage and discharge unit 6 to pulse charge an energy storage capacitor in the second energy storage and discharge unit 6 and generate energy with different voltages with the first energy storage and discharge unit 5;
it should be noted that, the high-frequency soft-switching constant-current charging power supply unit 4 and the chopping transformation unit 3 provide continuous energy for the pulse, and the voltage of the energy storage capacitor in the second energy storage discharging unit 6 is adjustable and different from the voltage of the first energy storage discharging unit 5.
Preferably, the first energy storage and discharge unit 5 is also connected with a transformer conversion unit 7, and is converted into a required high-voltage pulse through the transformer conversion unit 7;
the second energy storage and discharge unit 6 is also connected with the transformer conversion unit 7, and is converted into high-voltage pulse through the transformer conversion unit 7;
wherein, the two groups of high-voltage pulses are output at intervals;
setting a high voltage value, a pulse width and a frequency value on the liquid crystal touch screen, and clicking a high voltage on button to output high voltage;
the high-frequency soft switch constant-current charging unit charges the energy storage capacitor in real time after energy consumption on the energy storage capacitor in the discharging process, so that the constant discharging voltage is ensured, and the voltage ripple is very small.
The liquid crystal touch screen comprises pulse width setting, frequency setting and voltage setting, displays real-time data and is communicated with the control driving unit 2.
The control driving unit 2 controls the discharge voltage, the discharge frequency and the discharge pulse width; the high-frequency soft switch constant-current charging unit realizes the charging function of the energy storage capacitor; the energy storage and discharge module is used for storing and discharging electric energy.
Compared with the prior art, the invention has two paths of pulse interval output with different energies.
The man-machine interaction interface adopts the liquid crystal touch screen as a touch interface, so that the traditional key operation is eliminated, and the operation is more convenient, visual and elegant.
The soft switch constant current charging technology of the high-frequency soft switch constant current charging unit can effectively reduce the heat dissipation capacity of the whole machine, ensure the reliability and achieve smaller voltage fluctuation.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A dual energy alternating output pulse modulator, comprising:
a human-machine operation and control unit (1); the man-machine operation and control unit (1) is used for setting output parameters of the modulator and displaying the output state of the modulator;
a control drive unit (2); the control driving unit (2) is in communication connection with the man-machine operation and control unit (1) and is used for receiving logic control instructions sent by the man-machine operation and control unit (1);
the control driving unit (2) is also connected with the energy storage discharging module, and is used for controlling the discharging time of the energy storage discharging module and controlling the discharging pulse loop to work;
the energy storage and discharge module comprises a first energy storage and discharge unit (5) and a second energy storage and discharge unit (6), and the control driving unit (2) is also used for controlling the first energy storage and discharge unit (5) and the second energy storage and discharge unit (6) to discharge at intervals so as to form pulses with double energy alternately output;
a high-frequency soft switch constant current charging unit; the high-frequency soft switch constant-current charging unit is connected with the first energy storage discharging unit (5) and is used for constant-current charging of an energy storage capacitor in the first energy storage discharging unit (5);
a chopper transformer unit (3); the chopping and transforming unit (3) is connected with the second energy storage and discharging unit (6) to pulse charge an energy storage capacitor in the second energy storage and discharging unit (6) and generate energy with different voltages with the first energy storage and discharging unit (5).
2. A dual energy alternating output pulse modulator according to claim 1, wherein the modulator output parameters include modulator frequency, pulse width, pulse voltage, etc., said man machine operation and control unit (1) is further connected to said filament, bias power supply (8) for controlling filament, bias power on, preheat step and preheat time.
3. A dual energy alternating output pulse modulator according to claim 1, characterized in that preferably said first energy storage discharge unit (5) is further connected to a transformer converting unit (7), which converting unit (7) converts into the required high voltage pulses;
the second energy storage discharging unit (6) is also connected with the transformer converting unit (7), and is converted into high-voltage pulse through the transformer converting unit (7).
4. A dual energy alternating output pulse modulator as defined in claim 3, wherein two sets of high voltage pulses are output at intervals.
5. A dual energy alternating output pulse modulator according to claim 1, further comprising a filament, bias power supply (8); the filament and bias power supply (8) is connected with the transformer conversion unit (7) to provide filament heating for the load and magnetic field resetting for the transformer.
6. A dual-energy alternating output pulse modulator as claimed in claim 1, characterized in that the control drive unit (2) is controlled by a single-chip microcomputer.
7. The dual energy alternate output pulse modulator of claim 1, wherein the high frequency soft switching constant current charging unit employs a constant current charging mode.
8. A dual energy alternating output pulse modulator according to claim 1, characterized in that the high frequency soft switching constant current charging power supply unit (4) and the chopper transforming unit (3) supply continuous energy for the pulse, and that the voltage of the storage capacitor in the second storage discharging unit (6) is adjustable and different from the voltage of the first storage discharging unit (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310500832.9A CN116436332A (en) | 2023-05-06 | 2023-05-06 | Dual-energy alternate output pulse modulator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310500832.9A CN116436332A (en) | 2023-05-06 | 2023-05-06 | Dual-energy alternate output pulse modulator |
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| Publication Number | Publication Date |
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| CN116436332A true CN116436332A (en) | 2023-07-14 |
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| CN202310500832.9A Pending CN116436332A (en) | 2023-05-06 | 2023-05-06 | Dual-energy alternate output pulse modulator |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201550090U (en) * | 2009-11-09 | 2010-08-11 | 芜湖国睿兆伏电子股份有限公司 | Pulse modulator |
| CN203590071U (en) * | 2013-11-07 | 2014-05-07 | 南京三乐电子信息产业集团有限公司 | Magnetron modulator of pulse transformer |
| CN203788008U (en) * | 2014-03-10 | 2014-08-20 | 河南嘉德通讯技术有限公司 | DC stand-by power supply of remote communication device |
| CN205584037U (en) * | 2016-03-29 | 2016-09-14 | 江苏腾威电子有限公司 | Steady voltage dual output DC power supply |
| CN211182791U (en) * | 2020-02-24 | 2020-08-04 | 北京镭宝光电技术有限公司 | Pulse energy consistent power supply system for double-pulse solid laser |
| CN113922475A (en) * | 2021-09-10 | 2022-01-11 | 上海空间电源研究所 | Microsecond microwave pulse driving power supply and working method thereof |
-
2023
- 2023-05-06 CN CN202310500832.9A patent/CN116436332A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201550090U (en) * | 2009-11-09 | 2010-08-11 | 芜湖国睿兆伏电子股份有限公司 | Pulse modulator |
| CN203590071U (en) * | 2013-11-07 | 2014-05-07 | 南京三乐电子信息产业集团有限公司 | Magnetron modulator of pulse transformer |
| CN203788008U (en) * | 2014-03-10 | 2014-08-20 | 河南嘉德通讯技术有限公司 | DC stand-by power supply of remote communication device |
| CN205584037U (en) * | 2016-03-29 | 2016-09-14 | 江苏腾威电子有限公司 | Steady voltage dual output DC power supply |
| CN211182791U (en) * | 2020-02-24 | 2020-08-04 | 北京镭宝光电技术有限公司 | Pulse energy consistent power supply system for double-pulse solid laser |
| CN113922475A (en) * | 2021-09-10 | 2022-01-11 | 上海空间电源研究所 | Microsecond microwave pulse driving power supply and working method thereof |
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