JPH0250726U - - Google Patents

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Publication number
JPH0250726U
JPH0250726U JP13060588U JP13060588U JPH0250726U JP H0250726 U JPH0250726 U JP H0250726U JP 13060588 U JP13060588 U JP 13060588U JP 13060588 U JP13060588 U JP 13060588U JP H0250726 U JPH0250726 U JP H0250726U
Authority
JP
Japan
Prior art keywords
harmonic
reactive
current
component
compensation
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
Application number
JP13060588U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP13060588U priority Critical patent/JPH0250726U/ja
Publication of JPH0250726U publication Critical patent/JPH0250726U/ja
Pending legal-status Critical Current

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  • Supply And Distribution Of Alternating Current (AREA)
  • Control Of Electrical Variables (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の一実施例の構成を示すブロ
ツク図、第２図は第１図の要部の具体的な構成を
示すブロツク図、第３図は従来の無効電力補償装
置の一例の構成を示すブロツク図である。 １……電力系統、ＬＤ１……負荷、ＩＮ１……
無効補償用インバータ回路、ＩＮ２……高調波補
償用インバータ回路、４……無効電流検出部、５
……高調波検出部（高調波電流検出部）。 Figure 1 is a block diagram showing the configuration of an embodiment of this invention, Figure 2 is a block diagram showing the specific configuration of the main parts of Figure 1, and Figure 3 is an example of a conventional reactive power compensator. FIG. 2 is a block diagram showing the configuration. 1...Power system, LD 1 ...Load, IN 1 ...
Inverter circuit for reactive compensation, IN 2 ... Inverter circuit for harmonic compensation, 4... Reactive current detection section, 5
...Harmonic detection section (harmonic current detection section).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電力系統から負荷へ流れる負荷電流中に含まれ
る無効電流成分を検出する無効電流検出部と、前
記負荷電流中に含まれる高調波成分を検出する高
調波検出部と、前記無効電流検出部により検出さ
れた無効電流成分を打ち消す無効補償電流を発生
して前記電力系統へ注入する無効補償用インバー
タ回路と、出力端が前記無効補償用インバータ回
路の出力端と並列接続され前記高調波検出部によ
り検出された高調波成分を打ち消す高調波補償成
分を発生して前記電力系統へ注入する高調波補償
用インバータ回路とを備えた無効電力補償装置。 Detection by a reactive current detection section that detects a reactive current component included in a load current flowing from the power system to a load, a harmonic detection section that detects a harmonic component included in the load current, and the reactive current detection section. a reactive compensation inverter circuit that generates a reactive compensation current that cancels out the reactive current component and injects it into the power system; and an output terminal connected in parallel with the output terminal of the reactive compensation inverter circuit and detected by the harmonic detector and a harmonic compensation inverter circuit that generates a harmonic compensation component for canceling the generated harmonic component and injects it into the power system.
JP13060588U 1988-10-04 1988-10-04 Pending JPH0250726U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13060588U JPH0250726U (en) 1988-10-04 1988-10-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13060588U JPH0250726U (en) 1988-10-04 1988-10-04

Publications (1)

Publication Number Publication Date
JPH0250726U true JPH0250726U (en) 1990-04-10

Family

ID=31385927

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13060588U Pending JPH0250726U (en) 1988-10-04 1988-10-04

Country Status (1)

Country Link
JP (1) JPH0250726U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006223023A (en) * 2005-02-08 2006-08-24 Chugoku Electric Power Co Inc:The Active filter for power

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60125628A (en) * 1983-12-13 1985-07-04 Mitsui Toatsu Chem Inc Blow-molded container superior in transparency
JPS60168224A (en) * 1984-02-13 1985-08-31 Toshiba Corp Control method of self-excited converting device of pulse width modulation type
JPS6325711A (en) * 1986-07-18 1988-02-03 Sanken Electric Co Ltd Control method for reactive power

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60125628A (en) * 1983-12-13 1985-07-04 Mitsui Toatsu Chem Inc Blow-molded container superior in transparency
JPS60168224A (en) * 1984-02-13 1985-08-31 Toshiba Corp Control method of self-excited converting device of pulse width modulation type
JPS6325711A (en) * 1986-07-18 1988-02-03 Sanken Electric Co Ltd Control method for reactive power

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006223023A (en) * 2005-02-08 2006-08-24 Chugoku Electric Power Co Inc:The Active filter for power

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