CN102722206B - Traveling wave tube voltage adjusting method consistent with transmitter power supply - Google Patents
Traveling wave tube voltage adjusting method consistent with transmitter power supply Download PDFInfo
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- CN102722206B CN102722206B CN201210153428.0A CN201210153428A CN102722206B CN 102722206 B CN102722206 B CN 102722206B CN 201210153428 A CN201210153428 A CN 201210153428A CN 102722206 B CN102722206 B CN 102722206B
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Abstract
The invention belongs to the field of vacuum electronic devices and high-voltage power supplies matched with the vacuum electronic devices, and particularly relates to a traveling wave tube voltage regulating method consistent with a transmitter power supply, which comprises a traveling wave tube grid pulse voltage, a hot wire voltage and a traveling wave tube slow wave voltage regulating method.
Description
Technical field
The invention belongs to the high-voltage power supply field that belongs to vacuum electron device and match with it, specially refer to a kind of transmitter supply that improves and make conforming travelling-wave tube control method.
Background technology
Travelling-wave tube, as vacuum microwave power amplifying device, has the advantages such as bandwidth, gain is large, efficiency is high, output power is large, in all kinds of military microwave transmitters, has a wide range of applications, and is described as " heart " of weaponry.
Because each travelling-wave tube is the vacuum electron device that a kind of pure craft is made, therefore its running parameter cannot be accomplished unanimously, in transmitter in the past, is all that each pole tension by artificial adjustment transmitter supply is to meet the needs of travelling-wave tube.This has increased a lot of operations to a certain extent, the waste plenty of time, increased the difficulty that travelling-wave tube is changed, and the adjustment of electrode voltage needs professional to operate, and bring great inconvenience to the military; In the time of war preparedness, likely can cause fatal loss.Improve the consistance of power supply a kind of trend that is inevitable, therefore must in the design of travelling-wave tube, improve, make operating voltage that travelling-wave tube needs without realizing by adjusting power supply, but realize by increase necessary peripheral circuit at travelling-wave tube.
Summary of the invention
For overcoming the deficiency in prior art, the object of the invention is to be to provide a kind of control method that improves the conforming travelling-wave tube of transmitter supply, make the power supply of transmitter and the matched well of travelling-wave tube accomplished, change power supply or change travelling-wave tube assembly for transmitter, saved the large time; The interchangeability of transmitter intraware and the convenience of operation are improved.
The present invention solves the problems of the technologies described above by the following technical programs:
One and the conforming travelling-wave tube voltage adjusting method of transmitter supply, it is that the voltage that travelling-wave tube running parameter need to be adjusted completes by the circuit being arranged on travelling-wave tube, its step is as follows:
1. one kind and the conforming travelling-wave tube voltage adjusting method of transmitter supply, it is characterized in that, it is that the voltage that travelling-wave tube running parameter need to be adjusted completes by the circuit being arranged on travelling-wave tube, it comprises the required grid impulse voltage adjusting of travelling-wave tube, heater voltage and the required adjusting resistance of TWT slow wave voltage, and described method step is as follows:
(1) electrical quantity that first carries out travelling-wave tube designs, and solidifies the permission variation range of its each electrical quantity;
(2) secondly a travelling-wave tube is carried out to electrical quantity adjustment at test board, and finally obtain the optimum value of each electrical quantity;
(3), then according to obtained electrical parameter values, calculate and will make the required dividing potential drop from transmitter supply output voltage of circuit;
(4) according to required dividing potential drop, select suitable electronic devices and components, and carry out design circuit plate, then make circuit;
(5) grid impulse voltage regulating circuit is potted on electron gun, and draws two lead-in wires, be connected with transmitter supply corresponding interface;
(6) voltage of exporting according to the voltage of heated filament and electric current and transmitter heater supply, calculates the resistance value of series connection required on heater supply loop;
(7) carry out the required adjusting resistance value of transmitter computes slow wave power supply according to slow wave voltage.
In above-mentioned steps (7), slow wave voltage adjusting method is to carry out the adjustment of TWT slow wave voltage by the resistance being arranged on travelling-wave tube, accurately to reach the required slow wave voltage of travelling-wave tube work.
Of the present invention by the past for adjusting the circuit of travelling-wave tube grid impulse voltage, be made into a miniature circuit module, from power supply, intercept out, then by specific method, this circuit module is placed on travelling-wave tube, become a part for travelling-wave tube, the operating voltage that makes travelling-wave tube in a particular value without artificially adjusting operating voltage, in transmitter, also from power supply, intercept out by the resistance of adjusting travelling-wave tube cathode voltage at the resistance of low pressure end, also be arranged on travelling-wave tube by specific method, become a part for travelling-wave tube; In above-mentioned steps (5), the adjusting of grid impulse voltage and cathode voltage is owing to all having a reference voltage and a divider resistance on circuit separately, carries out different dividing potential drops and obtains the required voltage of travelling-wave tube work by being arranged on regulating resistance on travelling-wave tube size circuit from the resistance on original grating pulsing circuit and cathode circuit.
The invention has the advantages that: improved the consistance of transmitter, made the power supply of transmitter and the matched well of travelling-wave tube accomplished.No matter be transmitter supply or travelling-wave tube, as long as there is a side to produce fault, only need simply fault part to be changed, transmitter just can normally be worked.And without as general transmit machine by artificially regulating, but carry out regulation voltage to meet travelling-wave tube requirements of one's work by the particular electrical circuit module being arranged on travelling-wave tube; Change power supply or change travelling-wave tube assembly for transmitter, having saved the plenty of time; The interchangeability of transmitter intraware and the convenience of operation are improved.
Brief description of the drawings
The invention will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is transmitter grid positively biased power supply sketch of the present invention;
Fig. 2 is transmitter slow wave power supply sketch of the present invention;
Fig. 3 is grid impulse voltage regulating circuit figure of the present invention;
Fig. 4 is heater voltage divider resistance of the present invention;
Fig. 5 is cathode voltage regulating resistance of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with embodiment, further set forth the present invention.
Referring to Fig. 1-Fig. 5, the present embodiment is taking certain transmitter highpowerpulse travelling-wave tube used as example, and this transmitter is not in the time installing travelling-wave tube, and each voltage parameter of its output is: heater voltage be 11V, cathode voltage for-35kV, grid impulse voltage be 510V; And the travelling-wave tube of a state after adjusting, its parameter is: heater voltage 10V, cathode voltage-34.5kV, grid impulse voltage 410V.
In order this travelling-wave tube can be arranged on this transmitter and to make it be operated under the electrical quantity state of adjusting.
The present invention, by travelling-wave tube voltage-regulation with transmitter supply consistance, its control method is that it is that the voltage that travelling-wave tube running parameter need to be adjusted completes by the circuit being arranged on travelling-wave tube, it comprises the required grid impulse voltage adjusting of travelling-wave tube, heater voltage and the required adjusting resistance of TWT slow wave voltage, and concrete grammar step is as follows:
A. according to the voltage of hot lower heated filament and electric current, the resistance of hot lower heated filament can be calculated, the resistance value of dividing potential drop 1V can be calculated according to electric resistance partial pressure principle;
B. the reference voltage U on first definite transmitter grid positively biased power supply and the resistance value of resistance R 6, R7, R8, R9 and R10;
C. then determine the pulsed operation voltage of travelling-wave tube according to the test adjustment situation of travelling-wave tube
Value U
34;
The all-in resistance of d. establishing grid impulse voltage regulating circuit is R,
R7×R×U/(R6×R7+R6×R+R7×R)=R8×U
34/(R8+R9+R10)
E. then according to all-in resistance R, distribute the resistance value of R1, R2 and R3, electric capacity choosing
Select 500pF.
F. the reference voltage U1 on definite transmitter cathode power and the resistance value of resistance R 11, R12 and R13;
G. determine the negative electrode operational voltage value U of travelling-wave tube according to the test adjustment situation of travelling-wave tube
k; Can obtain R5*U1/(R13+R5)=R11U
k/ (R11+R12).
The present invention can make the making of TWT Power keep the consistance of height by the method, without as general transmit electromechanical source by people for adjusting supply voltage, can reach the required operating voltage of travelling-wave tube, make the power supply of transmitter and the matched well of travelling-wave tube accomplished.No matter be transmitter supply or travelling-wave tube, as long as there is a side to produce fault, only need simply fault part to be changed, transmitter just can normally be worked.
And without as general transmit machine by artificially regulating, but carry out regulation voltage to meet travelling-wave tube requirements of one's work by the particular electrical circuit module being arranged on travelling-wave tube; Change power supply or change travelling-wave tube assembly for transmitter, having saved the plenty of time; The interchangeability of transmitter intraware and the convenience of operation are improved.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (2)
1. one kind and the conforming travelling-wave tube voltage adjusting method of transmitter supply, it is characterized in that, it is that the voltage that travelling-wave tube running parameter need to be adjusted completes by the circuit being arranged on travelling-wave tube, it comprises that the required grid impulse voltage of travelling-wave tube regulates, heater voltage regulates and TWT slow wave voltage-regulation, and described method step is as follows:
(1) electrical quantity that first carries out travelling-wave tube designs, and solidifies the permission variation range of its each electrical quantity;
(2) secondly a travelling-wave tube is carried out to electrical quantity adjustment at test board, and finally obtain the optimum value of each electrical quantity;
(3), then according to obtained electrical parameter values, calculate and will make the required dividing potential drop from transmitter supply output voltage of circuit;
(4) according to required dividing potential drop, select suitable electronic devices and components, and carry out design circuit plate, then make circuit;
(5) grid impulse voltage regulating circuit is potted on electron gun, and draws two lead-in wires, be connected with transmitter supply corresponding interface;
(6) voltage of exporting according to the voltage of heated filament and electric current and transmitter heater supply, calculates the resistance value of series connection required on heater supply loop;
(7) carry out the required adjusting resistance value of transmitter computes slow wave power supply according to slow wave voltage;
The adjusting of grid impulse voltage and cathode voltage is owing to all having a reference voltage and a divider resistance on circuit separately, by being arranged on this divider resistance of regulating resistance size circuit conditioning on travelling-wave tube, carry out different dividing potential drops from the resistance on resistance and cathode circuit on original grating pulsing circuit, obtain the required voltage of travelling-wave tube work.
2. the conforming travelling-wave tube voltage adjusting method of one according to claim 1 and transmitter supply, in above-mentioned steps (7), the method for TWT slow wave voltage-regulation is to carry out the adjustment of TWT slow wave voltage by the resistance being arranged on travelling-wave tube.
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| CN201210153428.0A CN102722206B (en) | 2012-05-17 | 2012-05-17 | Traveling wave tube voltage adjusting method consistent with transmitter power supply |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210153428.0A CN102722206B (en) | 2012-05-17 | 2012-05-17 | Traveling wave tube voltage adjusting method consistent with transmitter power supply |
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| CN102722206A CN102722206A (en) | 2012-10-10 |
| CN102722206B true CN102722206B (en) | 2014-08-27 |
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| CN105553287B (en) * | 2015-12-18 | 2018-03-06 | 中国航空工业集团公司北京航空制造工程研究所 | A kind of grid bias power supply device and its electronic beam current adjusting method |
Citations (1)
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|---|---|---|---|---|
| CN102184827A (en) * | 2011-03-10 | 2011-09-14 | 安徽华东光电技术研究所 | Method for improving voltage parameter consistency of filaments of traveling wave tubes |
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| JP3269904B2 (en) * | 1994-03-01 | 2002-04-02 | オリジン電気株式会社 | Power supply for traveling wave tube |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102184827A (en) * | 2011-03-10 | 2011-09-14 | 安徽华东光电技术研究所 | Method for improving voltage parameter consistency of filaments of traveling wave tubes |
Non-Patent Citations (7)
| Title |
|---|
| JP特开平7-245950A 1995.09.19 |
| 孙方礼.行波管发射机的模块化设计.《雷达与对抗》.2007,(第1期),第48-51页. |
| 张伟.行波管发射机原理及调试方法.《自动化技术》.2010,第31卷(第5期),第93-94,109页. |
| 李建兵等.行波管电源的模块化设计方法.《中国真空学会2006年学术年会论文摘要集》.2006,第113-114页. |
| 行波管发射机原理及调试方法;张伟;《自动化技术》;20100531;第31卷(第5期);第93-94,109页 * |
| 行波管发射机的模块化设计;孙方礼;《雷达与对抗》;20071231(第1期);第48-51页 * |
| 行波管电源的模块化设计方法;李建兵等;《中国真空学会2006年学术年会论文摘要集》;20061031;第113-114页 * |
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Address after: 241002 Huaxia science and Technology Park, hi tech Development Zone, Yijiang District, Wuhu, Anhui Patentee after: ANHUI HUADONG PHOTOELECTRIC TECHNOLOGY INSTITUTE Co.,Ltd. Address before: 241002 Huaxia science and Technology Park, hi tech Development Zone, Yijiang District, Wuhu, Anhui Patentee before: Anhui Huadong Polytechnic Institute |