JPS58193783U - phase control rectifier circuit - Google Patents
phase control rectifier circuitInfo
- Publication number
- JPS58193783U JPS58193783U JP8689682U JP8689682U JPS58193783U JP S58193783 U JPS58193783 U JP S58193783U JP 8689682 U JP8689682 U JP 8689682U JP 8689682 U JP8689682 U JP 8689682U JP S58193783 U JPS58193783 U JP S58193783U
- Authority
- JP
- Japan
- Prior art keywords
- phase
- circuit
- sample
- series
- ripple component
- 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.)
- Granted
Links
Landscapes
- Rectifiers (AREA)
- Control Of Electrical Variables (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の三相整流回路の一例を示すブロック図、
第2図は第1図に示す三相整流回路の波形図、第3図は
本考案の一実施例を示すブロック図である。
・
CR□〜CR6・・・サイリスク、REG・・・直列安
定化回路、G)・・ゲート制御回路、DS・・・ゲート
回路、Su。
Sv、 5w−47プルホ一ルド回路、Ru、 Rv、
Rw・・・ランプ波発生器。Figure 1 is a block diagram showing an example of a conventional three-phase rectifier circuit.
FIG. 2 is a waveform diagram of the three-phase rectifier circuit shown in FIG. 1, and FIG. 3 is a block diagram showing an embodiment of the present invention.
・CR□~CR6...Sirisk, REG...Series stabilization circuit, G)...Gate control circuit, DS...Gate circuit, Su. Sv, 5w-47 pull hold circuit, Ru, Rv,
Rw...Ramp wave generator.
Claims (1)
、三相交流の各相を上記各直列回路の直列接続点に接続
するとともに上記直列回路の各端をそれぞれ並列に接続
して平滑回路を介して直流出力を得、かつ上記サイリス
タを位相制御して上記直流出力電圧を制御するようにし
たものにおいて、上記直流出力のリップル成分を上記各
相サイリスタを、叔弧するゲート信号に同期して各相の
サンプルホールド回路へ与えるゲート回路と、上記三相
交流に同期しかつ上記サンプルホールド回路のサンプル
ホールド値に応じた勾配のランプ波を発生するランプ波
発生器と、このランプ波発生器から与えられるランプ波
と所望の直流出力電圧に応じて設定される基準電圧とを
比較しこの比較出力により上記リップル成分の大なる相
の点弧期間は短く点弧させ上記リップル成分の小なる相
の点弧期間は長く点弧させるゲート制御回路とを具備す
る三相整流回路。Three sets of series circuits each having two thyristors connected in series are provided, each phase of the three-phase alternating current is connected to the series connection point of each of the series circuits, and each end of the series circuit is connected in parallel to form a smoothing circuit. in which the DC output voltage is controlled by controlling the phase of the thyristor, and the ripple component of the DC output is synchronized with the gate signal that causes each phase of the thyristor to arc. a gate circuit that supplies the sample-and-hold circuit to each phase's sample-and-hold circuit; a ramp-wave generator that generates a ramp wave that is synchronized with the three-phase alternating current and has a slope that corresponds to the sample-and-hold value of the sample-and-hold circuit; and this ramp wave generator. The ramp wave given from the above is compared with a reference voltage set according to the desired DC output voltage, and based on this comparison output, the ignition period of the phase with the large ripple component is shortened, and the phase with the small ripple component is ignited. A three-phase rectifier circuit equipped with a gate control circuit that allows the ignition period to be long.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8689682U JPS58193783U (en) | 1982-06-11 | 1982-06-11 | phase control rectifier circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8689682U JPS58193783U (en) | 1982-06-11 | 1982-06-11 | phase control rectifier circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58193783U true JPS58193783U (en) | 1983-12-23 |
JPH0218704Y2 JPH0218704Y2 (en) | 1990-05-24 |
Family
ID=30095659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8689682U Granted JPS58193783U (en) | 1982-06-11 | 1982-06-11 | phase control rectifier circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58193783U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56101378A (en) * | 1980-01-12 | 1981-08-13 | Sansha Electric Mfg Co Ltd | Phase control device for thyristor rectifier |
-
1982
- 1982-06-11 JP JP8689682U patent/JPS58193783U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56101378A (en) * | 1980-01-12 | 1981-08-13 | Sansha Electric Mfg Co Ltd | Phase control device for thyristor rectifier |
Also Published As
Publication number | Publication date |
---|---|
JPH0218704Y2 (en) | 1990-05-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS58193783U (en) | phase control rectifier circuit | |
JPH0145271Y2 (en) | ||
JPS6086091U (en) | transistor inverter | |
JPS5866886U (en) | Inverter control printed circuit board | |
JPS598293U (en) | semiconductor conversion equipment | |
JPS59143572U (en) | Welding power source | |
JPS58114656U (en) | Blanking pulse generation circuit | |
JPS58100488U (en) | Inverter device | |
JPS60174437U (en) | variable voltage power supply circuit | |
JPS5975789U (en) | Inverter operation control circuit | |
JPS59173488U (en) | Induction motor starting device | |
JPS58687U (en) | Inverter device with power factor correction circuit | |
JPS5941091U (en) | power circuit | |
JPS5984789U (en) | Induction heating inverter | |
JPS6026471A (en) | Operating method of inverter device | |
JPS5992593U (en) | Acceleration power supply control circuit | |
JPS59140077U (en) | Welding power source | |
JPS589280U (en) | arc welding machine | |
JPS5986887U (en) | Switching regulator inrush current control circuit | |
JPS6018689U (en) | Phase control circuit for three-phase AC-DC converter | |
JPS6117892U (en) | Regenerative power discharge device for inverter equipment | |
JPS60100819U (en) | Control power circuit | |
JPS586549U (en) | Uninterruptible DC power supply | |
JPS593743U (en) | Single phase load power supply device | |
JPS612737U (en) | Current source inverter device |