JP2019198214A - インバータの出力欠相検出装置 - Google Patents
インバータの出力欠相検出装置 Download PDFInfo
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- JP2019198214A JP2019198214A JP2019043021A JP2019043021A JP2019198214A JP 2019198214 A JP2019198214 A JP 2019198214A JP 2019043021 A JP2019043021 A JP 2019043021A JP 2019043021 A JP2019043021 A JP 2019043021A JP 2019198214 A JP2019198214 A JP 2019198214A
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- Prior art keywords
- output
- phase loss
- inverter
- output current
- current
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
- G01R1/203—Resistors used for electric measuring, e.g. decade resistors standards, resistors for comparators, series resistors, shunts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/146—Measuring arrangements for current not covered by other subgroups of G01R15/14, e.g. using current dividers, shunts, or measuring a voltage drop
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/16—Measuring asymmetry of polyphase networks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/18—Indicating phase sequence; Indicating synchronism
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/09—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against over-voltage; against reduction of voltage; against phase interruption
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
- H02P29/0243—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the fault being a broken phase
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0009—Devices or circuits for detecting current in a converter
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0048—Circuits or arrangements for reducing losses
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
Description
Claims (5)
- 直流リンク電圧を交流電圧に変換して、3相レッグにそれぞれ直列に連結される2つのスイッチング素子が配置されるインバータ部と、前記インバータ部の下部レッグのスイッチング素子とそれぞれ直列に連結されるシャント抵抗を含むインバータの出力欠相を検出する装置において、
前記シャント抵抗から出力される信号から2相出力電流(検出出力電流)を検出する出力電流検出部;
前記検出出力電流から前記検出出力電流と異なる1相出力電流(演算出力電流)を演算する出力電流演算部;及び、
前記演算出力電流が出力欠相バンド以内である場合、または、前記演算出力電流が前記検出出力電流のうちいずれかと大きさが同じであり、符号が反対である場合、出力欠相を検出する出力欠相検出部を含むインバータの出力欠相検出装置。 - 前記出力電流検出部は、
前記インバータ部の前記スイッチング素子にPWM信号を提供するPWM制御部から前記検出出力電流に対応するセクター情報を受信する、請求項1に記載のインバータの出力欠相検出装置。 - 前記出力欠相検出部は、
前記演算出力電流が前記出力欠相バンド以内である場合、または、前記演算出力電流が前記検出出力電流のうちいずれかと大きさが同じであり、符号が反対である場合、カウントを増加させる、請求項1に記載のインバータの出力欠相検出装置。 - 前記出力欠相検出部は、
前記演算出力電流が前記出力欠相バンドより大きいか小さいし、前記演算出力電流が前記検出出力電流の和と同様である場合、前記カウントを減少させる、請求項3に記載のインバータの出力欠相検出装置。 - 前記出力欠相検出部は、
前記カウントが所定の出力欠相レベルに到逹すると、前記出力欠相であると決定して、インバータ保護動作を行う、請求項4に記載のインバータの出力欠相検出装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020180052890A KR102036578B1 (ko) | 2018-05-09 | 2018-05-09 | 인버터 출력결상 검출장치 |
KR10-2018-0052890 | 2018-05-09 |
Publications (1)
Publication Number | Publication Date |
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JP2019198214A true JP2019198214A (ja) | 2019-11-14 |
Family
ID=65812111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019043021A Pending JP2019198214A (ja) | 2018-05-09 | 2019-03-08 | インバータの出力欠相検出装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10852325B2 (ja) |
EP (1) | EP3567710B1 (ja) |
JP (1) | JP2019198214A (ja) |
KR (1) | KR102036578B1 (ja) |
CN (1) | CN110470919A (ja) |
ES (1) | ES2908399T3 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112067911B (zh) * | 2020-08-25 | 2023-03-10 | 宁波拓邦智能控制有限公司 | 一种无刷直流电机的缺相检测方法及装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08223936A (ja) * | 1995-02-20 | 1996-08-30 | Matsushita Electric Ind Co Ltd | パワーデバイス制御装置 |
JP2004040921A (ja) * | 2002-07-04 | 2004-02-05 | Meidensha Corp | 電動車輌の制御方法 |
JP2013106424A (ja) * | 2011-11-14 | 2013-05-30 | Hitachi Ltd | モータ制御装置 |
JP2015100260A (ja) * | 2013-11-18 | 2015-05-28 | エルエス産電株式会社Lsis Co.,Ltd. | インバータの出力欠相検出装置及び方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06209583A (ja) * | 1992-11-20 | 1994-07-26 | Toyo Electric Mfg Co Ltd | 電圧形インバータ |
US6489742B2 (en) * | 2000-12-26 | 2002-12-03 | John Lumsden | Efficiency maximizing motor controller and method |
JP4429338B2 (ja) * | 2006-09-11 | 2010-03-10 | 三洋電機株式会社 | モータ制御装置、電流検出ユニット |
KR101037745B1 (ko) * | 2009-08-05 | 2011-05-27 | 엘지전자 주식회사 | 인버터 출력 전류 감지 회로 |
JP5958477B2 (ja) * | 2014-01-22 | 2016-08-02 | 株式会社豊田自動織機 | インバータ装置 |
JP5892394B2 (ja) * | 2014-01-28 | 2016-03-23 | 株式会社デンソー | 電力変換装置、および、これを用いた電動パワーステアリング装置 |
JP6709014B2 (ja) * | 2014-04-18 | 2020-06-10 | 日立オートモティブシステムズ株式会社 | インバータ装置 |
CN106226607A (zh) * | 2016-08-30 | 2016-12-14 | 广东威灵电机制造有限公司 | 无刷直流电机的故障检测方法及装置 |
KR101858696B1 (ko) * | 2016-08-31 | 2018-05-16 | 엘지전자 주식회사 | 모터 구동장치 및 이를 구비하는 홈 어플라이언스 |
CN107144743A (zh) * | 2017-05-08 | 2017-09-08 | 深圳市新益昌自动化设备有限公司 | 半导体封装设备直线电机驱动器缺相检测方法 |
CN109541337B (zh) * | 2018-10-16 | 2021-02-19 | 苏州汇川技术有限公司 | 变频器故障检测方法、***、设备及计算机可读存储介质 |
CN109490646B (zh) * | 2018-11-30 | 2021-02-02 | 上海大郡动力控制技术有限公司 | 新能源汽车驱动电机缺相检测方法 |
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2018
- 2018-05-09 KR KR1020180052890A patent/KR102036578B1/ko active IP Right Grant
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2019
- 2019-03-08 JP JP2019043021A patent/JP2019198214A/ja active Pending
- 2019-03-13 EP EP19162679.5A patent/EP3567710B1/en active Active
- 2019-03-13 ES ES19162679T patent/ES2908399T3/es active Active
- 2019-03-29 US US16/369,014 patent/US10852325B2/en active Active
- 2019-04-04 CN CN201910270655.3A patent/CN110470919A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08223936A (ja) * | 1995-02-20 | 1996-08-30 | Matsushita Electric Ind Co Ltd | パワーデバイス制御装置 |
JP2004040921A (ja) * | 2002-07-04 | 2004-02-05 | Meidensha Corp | 電動車輌の制御方法 |
JP2013106424A (ja) * | 2011-11-14 | 2013-05-30 | Hitachi Ltd | モータ制御装置 |
JP2015100260A (ja) * | 2013-11-18 | 2015-05-28 | エルエス産電株式会社Lsis Co.,Ltd. | インバータの出力欠相検出装置及び方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3567710A1 (en) | 2019-11-13 |
US20190346491A1 (en) | 2019-11-14 |
KR102036578B1 (ko) | 2019-10-25 |
EP3567710B1 (en) | 2022-01-19 |
ES2908399T3 (es) | 2022-04-29 |
CN110470919A (zh) | 2019-11-19 |
US10852325B2 (en) | 2020-12-01 |
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