JP2020150724A - 電力変換装置 - Google Patents
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- 239000003990 capacitor Substances 0.000 claims abstract description 161
- 230000003071 parasitic effect Effects 0.000 claims abstract description 43
- 238000009499 grossing Methods 0.000 abstract description 27
- 239000004065 semiconductor Substances 0.000 description 31
- 239000011347 resin Substances 0.000 description 9
- 229920005989 resin Polymers 0.000 description 9
- 238000007789 sealing Methods 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 6
- 239000004020 conductor Substances 0.000 description 4
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- 238000012986 modification Methods 0.000 description 3
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- 238000004804 winding Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
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- 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
- H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
-
- 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
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- 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
- H02M1/14—Arrangements for reducing ripples from dc input or output
-
- 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
-
- 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
- H02M7/53—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 using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
-
- 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
- H02M7/53—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 using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
- H02M7/53871—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current
-
- 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
- H02M7/66—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal
- H02M7/68—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters
- H02M7/72—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/79—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/797—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
-
- 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
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
-
- 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
- H02M1/12—Arrangements for reducing harmonics from ac input or output
- H02M1/123—Suppression of common mode voltage or current
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/1555—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only for the generation of a regulated current to a load whose impedance is substantially inductive
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Inverter Devices (AREA)
Abstract
Description
スイッチング素子(110s,111s)を有し、直流電力と交流電力との間の電力変換を行う電力変換部(11)と、
直流電源(2)から供給される直流電力を平滑化する第1コンデンサ(13)と、
ノイズを除去する第2コンデンサ(14P,14N)と、
直流電源の正極側に接続される正極配線(10P)、及び、直流電源の負極側に接続される負極配線(10N)を有し、直流電源と電力変換部とを電気的に接続する配線(10)と、を備える。
先ず、図1に基づき、電力変換装置が適用される車両の駆動システムの概略構成について説明する。
図1に示すように、車両の駆動システム1は、直流電源2と、モータジェネレータ3と、電力変換装置4を備えている。
次に、電力変換装置4の回路構成について説明する。図1に示すように、電力変換装置4は、電源配線10と、インバータ11と、出力配線12と、平滑コンデンサ13と、Yコンデンサ14N,14Pを備えている。電力変換装置4は、インバータ11を構成するスイッチング素子110s,111sの駆動回路などをさらに備えてもよい。
次に、図2、図3、及び図4に基づき、上記した寄生インダクタンスの関係を満たす電力変換装置4の構造の一例について説明する。図2では、電力変換装置4を模式的に示している。図3では、接続構造を分かりやすくするために、入力端子台21とコンデンサモジュール24との位置をずらして図示している。
図5に示す比較例は、電力変換装置の従来構成を示している。比較例では、本実施形態の関連する要素の符号に対し、末尾にrを付加している。
この実施形態は、先行する実施形態を基礎的形態とする変形例である。上記実施形態では、コンデンサモジュール24に、入力端子部242N,242Pと出力端子部243N,243Pとを個別に設けていた。これに代えて、コンデンサモジュール24の端子部を共通化してもよい。
本実施形態では、正極バスバー25P,26Pが、互いに同じ出力端子部243Pに接続されている。負極バスバー25N,26Nが、互いに同じ出力端子部243Nに接続されている。これにより、先行実施形態に較べて、バスバー25N,25Pの配線長が長くなっている。そして、寄生インダクタンスL2がより大きくなり、寄生インダクタンスL1がより小さくなっている。したがって、先行実施形態に較べて、コモンモードノイズがバスバー25N,25P側に漏れにくい。本実施形態の電力変換装置4によれば、コモンモードノイズを、さらに効果的に吸収することができる。図8では、コモンモードノイズを実線矢印で示している。
この明細書及び図面等における開示は、例示された実施形態に制限されない。開示は、例示された実施形態と、それらに基づく当業者による変形態様を包含する。たとえば開示は、実施形態において示された部品及び/又は要素の組み合わせに限定されない。開示は、多様な組み合わせによって実施可能である。開示は、実施形態に追加可能な追加的な部分をもつことができる。開示は、実施形態の部品及び/又は要素が省略されたものを包含する。開示は、ひとつの実施形態と他の実施形態との間における部品及び/又は要素の置き換え、又は組み合わせを包含する。開示される技術的範囲は、実施形態の記載に限定されない。開示されるいくつかの技術的範囲は、請求の範囲の記載によって示され、さらに請求の範囲の記載と均等の意味及び範囲内での全ての変更を含むものと解されるべきである。
Claims (5)
- スイッチング素子(110s,111s)を有し、直流電力と交流電力との間の電力変換を行う電力変換部(11)と、
直流電源(2)から供給される前記直流電力を平滑化する第1コンデンサ(13)と、
ノイズを除去する第2コンデンサ(14P,14N)と、
前記直流電源の正極側に接続される正極配線(10P)、及び、前記直流電源の負極側に接続される負極配線(10N)を有し、前記直流電源と前記電力変換部とを電気的に接続する配線(10)と、
を備え、
前記配線において、前記電力変換部が接続される第1接続部(101N,101P)と前記第2コンデンサが接続される第2接続部(103N,103P)との間の第1寄生インダクタンスが、前記直流電源が接続される第3接続部(100N,100P)と前記第2接続部との間の第2寄生インダクタンスよりも小さい電力変換装置。 - 前記第1コンデンサ及び前記第2コンデンサを収容するケース(240)を備え、
前記第1コンデンサ、前記第2コンデンサ、及び前記ケースを有してコンデンサモジュール(24)が構成されている請求項1に記載の電力変換装置。 - 前記コンデンサモジュールは、外部接続用の端子(243N,243P)を有し、
前記配線のうち、前記第1接続部を含む部分(26N,26P)と、前記第3接続部を含む部分(25N,25P)とが、同じ前記端子に接続されている請求項2に記載の電力変換装置。 - 前記第3接続部から前記第1コンデンサが接続される部分までの前記配線のすべてが、前記ケースの外に配置されている請求項2又は請求項3に記載の電力変換装置。
- 前記第2コンデンサは、前記正極配線に接続される正極側コンデンサ(14P)と、前記負極配線に接続される負極側コンデンサ(14N)と、を有し、
前記正極側コンデンサ及び前記負極側コンデンサは、互いの電極が向き合うように配置されている請求項1〜4いずれか1項に記載の電力変換装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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JP2019047417A JP7135949B2 (ja) | 2019-03-14 | 2019-03-14 | 電力変換装置 |
US16/740,984 US11139752B2 (en) | 2019-03-14 | 2020-01-13 | Power conversion device with wiring having different parasitic inductances |
CN202010161506.6A CN111697845B (zh) | 2019-03-14 | 2020-03-10 | 电力转换装置 |
CN202311638553.5A CN117674616A (zh) | 2019-03-14 | 2020-03-10 | 电力转换装置 |
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JP4859443B2 (ja) * | 2005-11-17 | 2012-01-25 | 日立オートモティブシステムズ株式会社 | 電力変換装置 |
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JP5506740B2 (ja) * | 2011-05-31 | 2014-05-28 | 日立オートモティブシステムズ株式会社 | 電力変換装置 |
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WO2018190184A1 (ja) * | 2017-04-14 | 2018-10-18 | パナソニックIpマネジメント株式会社 | 電力変換装置 |
JP6385626B1 (ja) * | 2017-06-08 | 2018-09-05 | 三菱電機株式会社 | 電力変換装置 |
WO2018230012A1 (ja) * | 2017-06-16 | 2018-12-20 | 三菱電機株式会社 | 電力変換装置 |
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JP2013106503A (ja) * | 2011-11-17 | 2013-05-30 | Mitsubishi Electric Corp | 電力変換装置 |
WO2015186469A1 (ja) * | 2014-06-06 | 2015-12-10 | 日立オートモティブシステムズ株式会社 | 電力変換装置 |
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JP2021118665A (ja) * | 2020-01-29 | 2021-08-10 | 株式会社デンソー | 電力変換装置 |
JP7255506B2 (ja) | 2020-01-29 | 2023-04-11 | 株式会社デンソー | 電力変換装置 |
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CN111697845A (zh) | 2020-09-22 |
CN111697845B (zh) | 2023-12-15 |
US20200295672A1 (en) | 2020-09-17 |
CN117674616A (zh) | 2024-03-08 |
JP7135949B2 (ja) | 2022-09-13 |
US11139752B2 (en) | 2021-10-05 |
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