JPS6329391U - - Google Patents
Info
- Publication number
- JPS6329391U JPS6329391U JP12357086U JP12357086U JPS6329391U JP S6329391 U JPS6329391 U JP S6329391U JP 12357086 U JP12357086 U JP 12357086U JP 12357086 U JP12357086 U JP 12357086U JP S6329391 U JPS6329391 U JP S6329391U
- Authority
- JP
- Japan
- Prior art keywords
- power
- switching element
- power conversion
- control means
- capacitor
- 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 3
- 230000001172 regenerating effect Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 4
- 238000007599 discharging Methods 0.000 claims 1
- 238000009499 grossing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000006698 induction Effects 0.000 description 1
Description
第１図は本考案の第一実施例を示す回路図、第
２図は従来例を示す回路図、第３図は第一実施例
の動作を示すフローチヤート、第４図は本考案の
第二実施例を示す回路図、第５図は第二実施例の
詳細な構成例を示す回路図、第６図及び第７図は
第二実施例の作用を示す説明図である。
１０……主バツテリ、１２……コンタクタ、１
４……回生制動システム、１４Ｒ……負荷抵抗、
１４Ｓ……スイツチング素子、１６……電力変換
器、１８……誘導電動機、２０……コンデンサ、
２４，３０……コントローラ、ＳＡないしＳＦ…
…主素子。
Fig. 1 is a circuit diagram showing the first embodiment of the present invention, Fig. 2 is a circuit diagram showing a conventional example, Fig. 3 is a flowchart showing the operation of the first embodiment, and Fig. 4 is a circuit diagram showing the operation of the first embodiment. FIG. 5 is a circuit diagram showing a detailed configuration example of the second embodiment, and FIGS. 6 and 7 are explanatory diagrams showing the operation of the second embodiment. 10...Main battery, 12...Contactor, 1
4...Regenerative braking system, 14R...Load resistance,
14S... Switching element, 16... Power converter, 18... Induction motor, 20... Capacitor,
24, 30... Controller, SA or SF...
...Main element.
Claims (1)
の直流電力を、スイツチング素子を含む電力変換
器で交流電力に変換し、負荷に供給する電力変換
装置において、 前記直流電源が装置から切り離された時点にお
いて、前記スイツチング素子のうち前記コンデン
サの放電用閉回路を形成するものを駆動する制御
手段を具備したことを特徴とする電力変換装置。 (2) 前記制御手段によつて駆動されるスイツチ
ング素子は、回生制動システムに含まれるスイツ
チング素子か、電力変換を行うスイツチング素子
のいずれかである実用新案登録請求の範囲第１項
記載の電力変換装置。[Scope of Claim for Utility Model Registration] (1) A power conversion device that converts DC power from a DC power supply having a current smoothing capacitor into AC power using a power converter including a switching element, and supplies the AC power to a load, A power conversion device comprising: a control means for driving one of the switching elements forming a closed circuit for discharging the capacitor at a time when a power source is disconnected from the device. (2) The power conversion system according to claim 1, wherein the switching element driven by the control means is either a switching element included in a regenerative braking system or a switching element that performs power conversion. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12357086U JPS6329391U (en) | 1986-08-11 | 1986-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12357086U JPS6329391U (en) | 1986-08-11 | 1986-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6329391U true JPS6329391U (en) | 1988-02-26 |
Family
ID=31014795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12357086U Pending JPS6329391U (en) | 1986-08-11 | 1986-08-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6329391U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10224902A (en) * | 1997-02-04 | 1998-08-21 | Nissan Motor Co Ltd | Motor driving controller of electric car |
| JPH10304673A (en) * | 1997-04-25 | 1998-11-13 | Hitachi Ltd | Discharging circuit of power converter |
| JP2006109558A (en) * | 2004-10-01 | 2006-04-20 | Matsushita Electric Ind Co Ltd | Air conditioner |
| JP2010220287A (en) * | 2009-03-13 | 2010-09-30 | Aisin Seiki Co Ltd | Motor control device and vehicle system |
| JP2013106434A (en) * | 2011-11-14 | 2013-05-30 | Toyo Electric Mfg Co Ltd | Power supply identification method for electric power conversion system |
| US9114698B2 (en) | 2011-08-30 | 2015-08-25 | Toyota Jidosha Kabushiki Kaisha | Control apparatus and control method for vehicle |
| JP2016086492A (en) * | 2014-10-24 | 2016-05-19 | 日立オートモティブシステムズ株式会社 | Capacitor discharge device and control method therefor |
| WO2024089760A1 (en) * | 2022-10-25 | 2024-05-02 | 三菱電機株式会社 | Motor drive device and refrigeration cycle instrument |
-
1986
- 1986-08-11 JP JP12357086U patent/JPS6329391U/ja active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10224902A (en) * | 1997-02-04 | 1998-08-21 | Nissan Motor Co Ltd | Motor driving controller of electric car |
| JPH10304673A (en) * | 1997-04-25 | 1998-11-13 | Hitachi Ltd | Discharging circuit of power converter |
| JP2006109558A (en) * | 2004-10-01 | 2006-04-20 | Matsushita Electric Ind Co Ltd | Air conditioner |
| JP2010220287A (en) * | 2009-03-13 | 2010-09-30 | Aisin Seiki Co Ltd | Motor control device and vehicle system |
| US9114698B2 (en) | 2011-08-30 | 2015-08-25 | Toyota Jidosha Kabushiki Kaisha | Control apparatus and control method for vehicle |
| JP2013106434A (en) * | 2011-11-14 | 2013-05-30 | Toyo Electric Mfg Co Ltd | Power supply identification method for electric power conversion system |
| JP2016086492A (en) * | 2014-10-24 | 2016-05-19 | 日立オートモティブシステムズ株式会社 | Capacitor discharge device and control method therefor |
| WO2024089760A1 (en) * | 2022-10-25 | 2024-05-02 | 三菱電機株式会社 | Motor drive device and refrigeration cycle instrument |