JPS5999691U - Harmonic suppression device - Google Patents
Harmonic suppression deviceInfo
- Publication number
- JPS5999691U JPS5999691U JP19701882U JP19701882U JPS5999691U JP S5999691 U JPS5999691 U JP S5999691U JP 19701882 U JP19701882 U JP 19701882U JP 19701882 U JP19701882 U JP 19701882U JP S5999691 U JPS5999691 U JP S5999691U
- Authority
- JP
- Japan
- Prior art keywords
- suppression device
- harmonic
- harmonic suppression
- current
- filter 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.)
- Pending
Links
Landscapes
- Power Conversion In General (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図は高調波抑制装置の概略説明図、第２図は従来の
高調波電流検出回路図、第３図は従来装置における検出
電流の波射図、第４図は本考案の一実施例を示す検出回
路図、第５図は第４図における検出電流波形図である。
１・・・・・・電源、２・・・・・・負荷、３・・・・
・・高調波抑制装置ｆ、５． ７・・・・・・増幅器、
６・・曲バンドリジェクトフィルタ、８・・・・・・バ
ンドパスフィルタ、７Ａ・・・・・・リーミツタ付増幅
器。Fig. 1 is a schematic explanatory diagram of a harmonic suppression device, Fig. 2 is a conventional harmonic current detection circuit diagram, Fig. 3 is a radiation diagram of detected current in the conventional device, and Fig. 4 is an embodiment of the present invention. FIG. 5 is a detection current waveform diagram in FIG. 4. 1...Power supply, 2...Load, 3...
...Harmonic suppression device f, 5. 7...Amplifier,
6... Music band reject filter, 8... Band pass filter, 7A... Amplifier with limiter.
Claims (1)
出して該高調波電流を打消す電流を出力する高調波抑制
装置において、上記負荷電流の変成電流■、から基本波
成分を除去する第１フィルタ回路と、この第１フィルタ
回路の出力から補償対象とする高調波成分ＩＨを抽出し
て高調波抑制装置本体の制御指令とする第２フィルタ回
路とを有する検出回路であって、上記第２フィルタ回路
は高−調波抑制装置本体の定格出力に相当するレベル制
限をするリミッタ付き回路としたことを特徴とする高調
波抑制装置。In a harmonic suppression device that is connected in parallel to a load, detects a harmonic current generated in the load, and outputs a current that cancels the harmonic current, the fundamental wave component is removed from the transformation current (2) of the load current. A detection circuit having a first filter circuit and a second filter circuit that extracts a harmonic component IH to be compensated from the output of the first filter circuit and uses it as a control command for a main body of a harmonic suppression device, the detection circuit comprising: A harmonic suppression device characterized in that the second filter circuit is a circuit with a limiter that limits a level corresponding to the rated output of the harmonic suppression device main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19701882U JPS5999691U (en) | 1982-12-24 | 1982-12-24 | Harmonic suppression device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19701882U JPS5999691U (en) | 1982-12-24 | 1982-12-24 | Harmonic suppression device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5999691U true JPS5999691U (en) | 1984-07-05 |
Family
ID=30422340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19701882U Pending JPS5999691U (en) | 1982-12-24 | 1982-12-24 | Harmonic suppression device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5999691U (en) |
-
1982
- 1982-12-24 JP JP19701882U patent/JPS5999691U/en active Pending
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