JPH01105397U - - Google Patents
Info
- Publication number
- JPH01105397U JPH01105397U JP1988000364U JP36488U JPH01105397U JP H01105397 U JPH01105397 U JP H01105397U JP 1988000364 U JP1988000364 U JP 1988000364U JP 36488 U JP36488 U JP 36488U JP H01105397 U JPH01105397 U JP H01105397U
- Authority
- JP
- Japan
- Prior art keywords
- surge voltage
- branch point
- circuit
- branch
- inverter
- 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
- 239000003990 capacitor Substances 0.000 claims description 2
- 230000001629 suppression Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Control Of Multiple Motors (AREA)
- Power Conversion In General (AREA)
Description
第１図は本考案を示す回路図、第２図は分岐ケ
ーブル長とサージ電圧との関係図、第３図は従来
例を示す回路図、第４図は線路長を示す回路図、
第５図及び第６図は各々分岐ケーブル長とサージ
電圧との関係図である。
１……インバータ、Ｌ……リアクトル、Ｃ……
コンデンサ、Ｒ……抵抗、Ｍ１〜Ｍｎ……モータ
。
Fig. 1 is a circuit diagram showing the present invention, Fig. 2 is a diagram showing the relationship between branch cable length and surge voltage, Fig. 3 is a circuit diagram showing a conventional example, Fig. 4 is a circuit diagram showing line length,
FIGS. 5 and 6 are diagrams showing the relationship between branch cable length and surge voltage, respectively. 1...Inverter, L...Reactor, C...
Capacitor, R...resistance, M1 to Mn...motor.
Claims (1)
を分岐させて、各分岐線に負荷を接続した回路の
サージ電圧を抑制する装置において、 インバータの出力端と前記給電線の分岐点との
間にリアクトルを設け、前記分岐点に抵抗及びコ
ンデンサの直列回路よりなるフイルタを接続した
ことを特徴とするサージ電圧抑制回路。[Claims for Utility Model Registration] In a device for suppressing surge voltage in a circuit in which a power supply line connected to the output side of an inverter is branched in the middle and a load is connected to each branch line, 1. A surge voltage suppression circuit characterized in that a reactor is provided between a branch point of an electric wire, and a filter consisting of a series circuit of a resistor and a capacitor is connected to the branch point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988000364U JPH0723040Y2 (en) | 1988-01-06 | 1988-01-06 | Surge voltage suppressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988000364U JPH0723040Y2 (en) | 1988-01-06 | 1988-01-06 | Surge voltage suppressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01105397U true JPH01105397U (en) | 1989-07-17 |
| JPH0723040Y2 JPH0723040Y2 (en) | 1995-05-24 |
Family
ID=31199324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988000364U Expired - Lifetime JPH0723040Y2 (en) | 1988-01-06 | 1988-01-06 | Surge voltage suppressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0723040Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999045629A1 (en) * | 1998-03-06 | 1999-09-10 | Ebara Corporation | Surge suppressor |
| JP2009290989A (en) * | 2008-05-29 | 2009-12-10 | Toshiba Mitsubishi-Electric Industrial System Corp | Motor driving system, and method of suppressing inverter surge voltage |
| US7764042B2 (en) | 2006-06-26 | 2010-07-27 | Hitachi, Ltd. | Inverter-driven rotating machine system, rotating machine and inverter used in the same and electric vehicle using the same |
-
1988
- 1988-01-06 JP JP1988000364U patent/JPH0723040Y2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999045629A1 (en) * | 1998-03-06 | 1999-09-10 | Ebara Corporation | Surge suppressor |
| US7764042B2 (en) | 2006-06-26 | 2010-07-27 | Hitachi, Ltd. | Inverter-driven rotating machine system, rotating machine and inverter used in the same and electric vehicle using the same |
| JP2009290989A (en) * | 2008-05-29 | 2009-12-10 | Toshiba Mitsubishi-Electric Industrial System Corp | Motor driving system, and method of suppressing inverter surge voltage |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0723040Y2 (en) | 1995-05-24 |
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