JPH01143286U - - Google Patents
Info
- Publication number
- JPH01143286U JPH01143286U JP3911788U JP3911788U JPH01143286U JP H01143286 U JPH01143286 U JP H01143286U JP 3911788 U JP3911788 U JP 3911788U JP 3911788 U JP3911788 U JP 3911788U JP H01143286 U JPH01143286 U JP H01143286U
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- voltage
- converter
- discharge circuit
- detected
- 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.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Power Conversion In General (AREA)
Description
第１図は本考案によるコンデンサ放電回路を用
いたコンバータ装置の一実施例を示す回路図、第
２図は従来のコンデンサ放電回路を用いたコンバ
ータ装置を示す回路図である。
１，２……入力端子、３……入力コンデンサ、
４……コンバータ、５，６……出力端子、８……
停止回路、９……コンデンサ放電回路、７０……
入力電圧検出回路。
FIG. 1 is a circuit diagram showing an embodiment of a converter device using a capacitor discharge circuit according to the present invention, and FIG. 2 is a circuit diagram showing a converter device using a conventional capacitor discharge circuit. 1, 2...Input terminal, 3...Input capacitor,
4...Converter, 5, 6...Output terminal, 8...
Stop circuit, 9... Capacitor discharge circuit, 70...
Input voltage detection circuit.
Claims (1)
サを放電させるコンデンサ放電回路において、 コンバータの入力電圧を検出し、検出した電圧
が所定の電圧以下のとき、所定の信号を出力する
検出回路と、 この検出回路が前記所定の信号を出力したとき
、前記コンデンサの両端を低インピーダンスで接
続する放電回路とを備えたことを特徴とするコン
バータのコンデンサ放電回路。[Claim for Utility Model Registration] In a capacitor discharge circuit that discharges a capacitor connected between the input terminals of a converter, the input voltage of the converter is detected, and when the detected voltage is below a predetermined voltage, a predetermined signal is output. and a discharge circuit that connects both ends of the capacitor at low impedance when the detection circuit outputs the predetermined signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3911788U JPH01143286U (en) | 1988-03-25 | 1988-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3911788U JPH01143286U (en) | 1988-03-25 | 1988-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01143286U true JPH01143286U (en) | 1989-10-02 |
Family
ID=31265643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3911788U Pending JPH01143286U (en) | 1988-03-25 | 1988-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01143286U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62203562A (en) * | 1986-03-03 | 1987-09-08 | Origin Electric Co Ltd | Power unit |
-
1988
- 1988-03-25 JP JP3911788U patent/JPH01143286U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62203562A (en) * | 1986-03-03 | 1987-09-08 | Origin Electric Co Ltd | Power unit |