JP2016187284A5 - - Google Patents
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- Publication number
- JP2016187284A5 JP2016187284A5 JP2015067372A JP2015067372A JP2016187284A5 JP 2016187284 A5 JP2016187284 A5 JP 2016187284A5 JP 2015067372 A JP2015067372 A JP 2015067372A JP 2015067372 A JP2015067372 A JP 2015067372A JP 2016187284 A5 JP2016187284 A5 JP 2016187284A5
- Authority
- JP
- Japan
- Prior art keywords
- link
- power supply
- converter
- inverter
- power
- 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
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- 239000003990 capacitor Substances 0.000 claims 3
- 238000009499 grossing Methods 0.000 claims 3
- 238000006243 chemical reaction Methods 0.000 claims 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000001172 regenerating Effects 0.000 claims 1
Claims (5)
前記発電機の出力を直流電圧に変換するインバータと、 An inverter that converts the output of the generator into a DC voltage;
前記インバータに接続されたDCリンクと、 A DC link connected to the inverter;
前記DCリンクに接続され、蓄電デバイスを制御するコンバータと、 A converter connected to the DC link and controlling an electricity storage device;
前記DCリンクに接続された平滑コンデンサと、 A smoothing capacitor connected to the DC link;
前記DCリンクに接続可能な、直列接続された放電抵抗及び放電スイッチと、 A series connected discharge resistor and discharge switch connectable to the DC link;
前記発電機、前記インバータ、前記コンバータの少なくともいずれが停止することを条件として、前記DCリンクの電圧に基づいて前記放電スイッチを制御するコントローラと、 A controller for controlling the discharge switch based on the voltage of the DC link on condition that at least any of the generator, the inverter, and the converter is stopped;
を備えることを特徴とする産業機械。 An industrial machine characterized by comprising:
DCリンクバスと、
前記DCリンクバスに接続される平滑コンデンサと、
その昇圧側端子が前記DCリンクバスと接続され、その降圧側端子が前記蓄電デバイスと接続され、リアクトルおよびスイッチング素子を含む第1昇降圧コンバータと、
前記平滑コンデンサと並列な経路に、直列に設けられる放電抵抗および放電スイッチと、
前記DCリンクバスに発生するDCリンク電圧を受け、第1電源電圧を生成する内部制御電源と、
前記内部制御電源からの前記第1電源電圧が供給され、前記放電スイッチを制御する放電コントローラと、
を備えることを特徴とする電力変換装置。 A power conversion device used in an industrial machine including a motor, an inverter, and a power storage device,
DC link bus,
A smoothing capacitor connected to the DC link bus;
A first step-up / step-down converter having a step-up side terminal connected to the DC link bus, a step-down side terminal connected to the power storage device, and including a reactor and a switching element;
A discharge resistor and a discharge switch provided in series in a path parallel to the smoothing capacitor;
An internal control power supply for receiving a DC link voltage generated in the DC link bus and generating a first power supply voltage;
A discharge controller that is supplied with the first power supply voltage from the internal control power supply and controls the discharge switch;
A power conversion device comprising:
前記放電コントローラは、前記第1電源電圧、前記第2電源電圧の一方を受けて動作可能であることを特徴とする請求項3に記載の電力変換装置。 An external control power source that is externally powered and generates a second power supply voltage;
The power converter according to claim 3 , wherein the discharge controller is operable by receiving one of the first power supply voltage and the second power supply voltage.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015067372A JP6671853B2 (en) | 2015-03-27 | 2015-03-27 | Power conversion device and industrial machine using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015067372A JP6671853B2 (en) | 2015-03-27 | 2015-03-27 | Power conversion device and industrial machine using the same |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2016187284A JP2016187284A (en) | 2016-10-27 |
JP2016187284A5 true JP2016187284A5 (en) | 2018-05-10 |
JP6671853B2 JP6671853B2 (en) | 2020-03-25 |
Family
ID=57203448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015067372A Active JP6671853B2 (en) | 2015-03-27 | 2015-03-27 | Power conversion device and industrial machine using the same |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6671853B2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101873764B1 (en) | 2016-12-15 | 2018-07-03 | 엘지전자 주식회사 | Power transforming apparatus and air conditioner including the same |
KR102080516B1 (en) * | 2017-12-05 | 2020-02-24 | 엘지전자 주식회사 | Motor driving device and air conditioner including the same |
JP7326440B2 (en) * | 2019-05-28 | 2023-08-15 | 住友重機械工業株式会社 | Converter equipment, industrial machinery |
JPWO2022190731A1 (en) * | 2021-03-08 | 2022-09-15 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07245964A (en) * | 1994-02-28 | 1995-09-19 | Toshiba Corp | Inverter device |
JP4126510B2 (en) * | 1998-03-09 | 2008-07-30 | 株式会社安川電機 | Inverter braking circuit |
JP2004289950A (en) * | 2003-03-24 | 2004-10-14 | Toshiba Elevator Co Ltd | Power supply system |
JP5623994B2 (en) * | 2011-07-29 | 2014-11-12 | 日立オートモティブシステムズ株式会社 | Power converter |
WO2013042215A1 (en) * | 2011-09-21 | 2013-03-28 | トヨタ自動車株式会社 | Electric vehicle |
JP5648000B2 (en) * | 2012-01-05 | 2015-01-07 | 日立オートモティブシステムズ株式会社 | Power converter |
JP6339785B2 (en) * | 2013-10-04 | 2018-06-06 | 三星エスディアイ株式会社SAMSUNG SDI Co., LTD. | Electric vehicle power conversion system |
-
2015
- 2015-03-27 JP JP2015067372A patent/JP6671853B2/en active Active
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