JP2795060B2 - Power supply for traveling wave tube - Google Patents
Power supply for traveling wave tubeInfo
- Publication number
- JP2795060B2 JP2795060B2 JP4143842A JP14384292A JP2795060B2 JP 2795060 B2 JP2795060 B2 JP 2795060B2 JP 4143842 A JP4143842 A JP 4143842A JP 14384292 A JP14384292 A JP 14384292A JP 2795060 B2 JP2795060 B2 JP 2795060B2
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- voltage
- collector
- helix
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Microwave Tubes (AREA)
- Direct Current Feeding And Distribution (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、進行波管を動作させる
高圧電源に関し、特に出力電圧を安定化する回路構成に
関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a high voltage power supply for operating a traveling wave tube, and more particularly to a circuit configuration for stabilizing an output voltage.
【０００２】[0002]
【従来の技術】従来の進行波管用電源は、図３に示すよ
うな構成となっている。ＡＣ整流回路１は商用ＡＣ電圧
を整流平滑し、その出力を制御回路２，コレクタ電圧発
生回路１７，ヘリックス電圧発生回路１８に供給する。
制御回路２はヒーター電源４，コレクタ電圧発生回路１
７，ヘリックス電圧発生回路１８を制御する電圧を発生
する。コレクタ電圧発生回路１７はＡＣ整流回路１から
の電圧を高周波電圧に変換しコレクタ電源５に供給す
る。コレクタ電源５はこの電圧を昇圧，整流平滑し、そ
の出力をカソード電極７，コレクタ電極８間に印加す
る。コレクタ電圧検出回路１９はカソード電極７，ヘリ
ックス電極９の間の電圧とコレクタ電極８，ヘリックス
電極９の間の電圧とからコレクタ電極８，カソード電極
７間電圧を検出しコレクタ電圧発生回路１７にフィード
バックしてコレクタ電圧を安定化している。ヘリックス
電圧発生回路１８はＡＣ整流回路１からの電圧を高周波
電圧に変換しヘリックス電源２０に供給する。ヘリック
ス電源２０はこの電圧を昇圧，整流平滑し、その出力を
カソード電極７，ヘリックス電極９間に印加する。ヘリ
ックス電圧検出回路２１はカソード電極７，ヘリックス
電極９の間の電圧を検出しヘリックス電圧発生回路１８
にフィードバックしてヘリックス電圧を安定化してい
る。又、アノード電極１１へはヘリックス電源２０の出
力を分圧し供給している。2. Description of the Related Art A conventional power supply for a traveling wave tube has a configuration as shown in FIG. The AC rectifier circuit 1 rectifies and smoothes the commercial AC voltage, and supplies its output to a control circuit 2, a collector voltage generation circuit 17, and a helical voltage generation circuit 18.
The control circuit 2 includes a heater power supply 4 and a collector voltage generation circuit 1
7. A voltage for controlling the helix voltage generation circuit 18 is generated. The collector voltage generation circuit 17 converts the voltage from the AC rectification circuit 1 into a high-frequency voltage and supplies the high-frequency voltage to the collector power supply 5. The collector power supply 5 boosts this voltage, rectifies and smoothes the voltage, and applies the output between the cathode electrode 7 and the collector electrode 8. The collector voltage detection circuit 19 detects the voltage between the collector electrode 8 and the cathode electrode 7 from the voltage between the cathode electrode 7 and the helix electrode 9 and the voltage between the collector electrode 8 and the helix electrode 9 and feeds it back to the collector voltage generation circuit 17. And stabilize the collector voltage. The helix voltage generation circuit 18 converts the voltage from the AC rectification circuit 1 into a high-frequency voltage and supplies it to the helix power supply 20. The helix power supply 20 boosts this voltage, rectifies and smoothes the voltage, and applies the output between the cathode electrode 7 and the helix electrode 9. The helix voltage detection circuit 21 detects a voltage between the cathode electrode 7 and the helix electrode 9 and detects a voltage between the helix voltage generation circuit 18 and the helix voltage generation circuit 18.
Feedback to stabilize the helix voltage. The output of the helix power supply 20 is divided and supplied to the anode electrode 11.
【０００３】[0003]
【発明が解決しようとする課題】この従来の進行波管用
電源はコレクタ用とヘリックス用に単独に高圧発生回路
と検出回路を有しているため、回路的にも複雑で装置の
小型化，低価格化の障害となっている。進行波管で増幅
される高周波出力の品質はヘリックス電源の性能に左右
され、コレクタ電源の性能の影響は小さい。The conventional power supply for a traveling-wave tube has a high-voltage generating circuit and a detecting circuit independently for the collector and the helix. This is an obstacle to pricing. The quality of the high-frequency output amplified by the traveling-wave tube depends on the performance of the helix power supply, and the performance of the collector power supply has a small effect.
【０００４】本発明の目的は、良質な高周波品質を必要
としない場合にコレクタ電源の性能はある程度犠牲にな
るが、低価格で小型な進行波管を提供することである。An object of the present invention is to provide a low-cost and small traveling-wave tube, although the performance of the collector power supply is sacrificed to some extent when good high-frequency quality is not required.
【０００５】[0005]
【課題を解決するための手段】本発明の進行波管用電源
は、ＡＣ整流回路と、制御回路と、ヒーター電源と、高
圧発生回路と、この高圧発生回路から高周波電圧を供給
されるコレクタ電源と、同じく前記高圧発生回路から高
周波電圧を供給され、自らの出力の一部をアノード電圧
とするヘリックス加算電源と、ヘリックス電圧を検出し
高圧発生回路にフィードバックする検出回路とを備えて
いる。SUMMARY OF THE INVENTION A traveling wave tube power supply according to the present invention comprises an AC rectifier circuit, a control circuit, a heater power supply, a high voltage generation circuit, and a collector power supply supplied with a high frequency voltage from the high voltage generation circuit. A high-frequency voltage supplied from the high-voltage generating circuit, and a helix-added power supply that uses a part of its output as an anode voltage; and a detecting circuit that detects the helical voltage and feeds it back to the high-voltage generating circuit.
【０００６】[0006]
【実施例】次に本発明について図面を参照して説明す
る。図１は本発明の第１の実施例の電源構成図である。
図１に於いて、ＡＣ整流回路１は商用ＡＣ電圧を整流平
滑しその出力を制御回路２，高圧発生回路３に供給す
る。制御回路２はヒータ電源４，高圧発生回路３を制御
する電圧を発生する。高圧発生回路３はＡＣ整流回路１
からの電圧を高周波電圧に変換しコレクタ電源５とヘリ
ックス加算電源６に供給する。コレクタ電源５は高圧発
生回路３からの電圧を昇圧，整流平滑して、その出力を
カソード電極７，コレクタ電極８間に印加する。ヘリッ
クス加算電源６は高圧発生回路３からの電圧を昇圧，整
流平滑して、その出力をコレクタ電極８，ヘリックス電
極９間に印加している。検出回路１０はカソード電極
７，ヘリックス電極９間の電圧を検出し高圧発生回路３
にフィードバックすることによりヘリックス電圧を安定
化している。DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, the present invention will be described with reference to the drawings. FIG. 1 is a power supply configuration diagram according to a first embodiment of the present invention.
In FIG. 1, an AC rectifier circuit 1 rectifies and smoothes a commercial AC voltage and supplies its output to a control circuit 2 and a high-voltage generating circuit 3. The control circuit 2 generates a voltage for controlling the heater power supply 4 and the high voltage generation circuit 3. High voltage generating circuit 3 is AC rectifying circuit 1
Is converted into a high-frequency voltage and supplied to the collector power supply 5 and the helix addition power supply 6. The collector power supply 5 boosts and rectifies and smoothes the voltage from the high voltage generation circuit 3 and applies the output between the cathode electrode 7 and the collector electrode 8. The helix addition power supply 6 boosts and rectifies and smoothes the voltage from the high voltage generation circuit 3 and applies the output between the collector electrode 8 and the helix electrode 9. The detection circuit 10 detects a voltage between the cathode electrode 7 and the helix electrode 9 and detects the voltage between the cathode electrode 7 and the helix electrode 9.
The helix voltage is stabilized by feeding back to.
【０００７】今、コレクタ電源５の出力が何らかの原因
により減少したとすると、ヘリックス電圧も減少するた
め高圧発生回路３はコレクタ電源５，ヘリックス加算電
源６のいずれの電源の出力共，増大させる方向に働く。
このためコレクタ電源５の出力電圧は非安定の場合に比
べ電圧変動は小さくなる。アノード電極１１へはヘリッ
クス加算電源６の出力を分圧して供給される。If the output of the collector power supply 5 is reduced for some reason, the helix voltage is also reduced. work.
For this reason, the output voltage of the collector power supply 5 has less voltage fluctuation than in the case where it is unstable. The output of the helix addition power source 6 is divided and supplied to the anode electrode 11.
【０００８】図２は本発明による第２の実施例の電源構
成図である。この実施例では図１に於けるコレクタ電源
５が第１コレクタ電源１２と第２コレクタ電源１３の２
つで構成され、第１コレクタ電源１２の出力はコレクタ
１電極１４とコレクタ２電極１５間に、第２コレクタ電
源１３の出力はコレクタ２電極１５とカソード電極７間
に印加されているものである。この場合は第１コレクタ
電源１２，第２コレクタ電源１３のいずれか，又は両方
の出力が変動しても、非安定の場合と比べてそれぞれの
変動幅を小さくするように動作する。FIG. 2 is a block diagram of a power supply according to a second embodiment of the present invention. In this embodiment, the collector power supply 5 in FIG.
The output of the first collector power supply 12 is applied between the collector 1 electrode 14 and the collector 2 electrode 15, and the output of the second collector power supply 13 is applied between the collector 2 electrode 15 and the cathode electrode 7. . In this case, even if the output of one or both of the first collector power supply 12 and the second collector power supply 13 fluctuates, the operation is performed so as to make the fluctuation width of each fluctuation smaller than in the case of instability.
【０００９】[0009]
【発明の効果】以上説明したように本発明は、高圧発生
回路を１つにしてもコレクタ電源，ヘリックス加算電源
の出力を重畳し、重畳した電圧を安定化しているため、
コレクタ電源の負荷変動を非安定の場合に比べ改善で
き、装置の小型化，低価格化が図れるという効果を有す
る。As described above, according to the present invention, the output of the collector power supply and the output of the helix addition power supply are superimposed and the superimposed voltage is stabilized even with one high voltage generation circuit.
The load fluctuation of the collector power supply can be improved as compared with the case where the load is unstable, and there is an effect that the size and cost of the device can be reduced.
【図１】本発明の第１の実施例の電源構成図である。FIG. 1 is a configuration diagram of a power supply according to a first embodiment of the present invention.
【図２】本発明の第２の実施例の電源構成図である。FIG. 2 is a configuration diagram of a power supply according to a second embodiment of the present invention.
【図３】従来の電源構成図である。FIG. 3 is a configuration diagram of a conventional power supply.
１ ＡＣ整流回路 ２ 制御回路 ３ 高圧発生回路 ４ ヒータ電源 ５ コレクタ電源 ６ ヘリックス加算電源 ７ カソード電極 ８ コレクタ電極 ９ ヘリックス電極 １０ 検出回路 １１ アノード電極 １２ 第１コレクタ電源 １３ 第２コレクタ電源 １４ コレクタ１電極 １５ コレクタ２電極 １６ ヒータ電極 １７ コレクタ電圧発生回路 １８ ヘリックス電圧発生回路 １９ コレクタ電圧検出回路 ２０ ヘリックス電源 ２１ ヘリックス電圧検出回路 DESCRIPTION OF SYMBOLS 1 AC rectification circuit 2 Control circuit 3 High voltage generation circuit 4 Heater power supply 5 Collector power supply 6 Helix addition power supply 7 Cathode electrode 8 Collector electrode 9 Helix electrode 10 Detection circuit 11 Anode electrode 12 1st collector power supply 13 2nd collector power supply 14 Collector 1 electrode 15 Collector 2 electrode 16 Heater electrode 17 Collector voltage generation circuit 18 Helix voltage generation circuit 19 Collector voltage detection circuit 20 Helix power supply 21 Helix voltage detection circuit
Claims (1)
源と、高圧発生回路と、この高圧発生回路から高周波電
圧を供給されるコレクタ電源と、前記高圧発生回路から
高周波電圧を供給され自らの出力の一部をアノード電圧
とするヘリックス加算電源と、ヘリックス電圧を検出し
高圧発生回路にフィードバックする検出回路とを有する
ことを特徴とする進行波管用電源。1. An AC rectifier circuit, a control circuit, a heater power supply, a high-voltage generation circuit, a collector power supply supplied with a high-frequency voltage from the high-voltage generation circuit, A traveling wave tube power supply, comprising: a helix addition power supply having a part of an output as an anode voltage; and a detection circuit for detecting the helix voltage and feeding it back to a high voltage generation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4143842A JP2795060B2 (en) | 1992-06-04 | 1992-06-04 | Power supply for traveling wave tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4143842A JP2795060B2 (en) | 1992-06-04 | 1992-06-04 | Power supply for traveling wave tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05342998A JPH05342998A (en) | 1993-12-24 |
| JP2795060B2 true JP2795060B2 (en) | 1998-09-10 |
Family
ID=15348222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4143842A Expired - Lifetime JP2795060B2 (en) | 1992-06-04 | 1992-06-04 | Power supply for traveling wave tube |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2795060B2 (en) |
-
1992
- 1992-06-04 JP JP4143842A patent/JP2795060B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05342998A (en) | 1993-12-24 |
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