JP7133103B2 - 電力変換装置 - Google Patents
電力変換装置 Download PDFInfo
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- JP7133103B2 JP7133103B2 JP2021550404A JP2021550404A JP7133103B2 JP 7133103 B2 JP7133103 B2 JP 7133103B2 JP 2021550404 A JP2021550404 A JP 2021550404A JP 2021550404 A JP2021550404 A JP 2021550404A JP 7133103 B2 JP7133103 B2 JP 7133103B2
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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
- 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
- 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
- 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
- H02M3/156—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 with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
- H02M3/1584—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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
-
- 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
- H02M1/0025—Arrangements for modifying reference values, feedback values or error values in the control loop of a converter
-
- 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
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
- H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
- H03K17/0822—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in field-effect transistor switches
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/20—Charging or discharging characterised by the power electronics 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
- H02M1/0095—Hybrid converter topologies, e.g. NPC mixed with flying capacitor, thyristor converter mixed with MMC or charge pump mixed with buck
-
- 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
- H02M3/1552—Boost converters exploiting the leakage inductance of a transformer or of an alternator as boost inductor
-
- 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
- H02P2209/00—Indexing scheme relating to controlling arrangements characterised by the waveform of the supplied voltage or current
- H02P2209/01—Motors with neutral point connected to the power supply
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
上アームスイッチ及び下アームスイッチの直列接続体を有するインバータと、を備える電力変換装置において、
直列接続された第1蓄電池及び第2蓄電池において前記第1蓄電池の負極側及び前記第2蓄電池の正極側と、前記巻線の中性点とを電気的に接続する接続経路と、
前記インバータ、前記巻線及び前記接続経路を介して前記第1蓄電池と前記第2蓄電池との間に電流を流すことにより前記第1蓄電池と前記第2蓄電池との間でエネルギの授受を行うべく、前記上アームスイッチ及び前記下アームスイッチのスイッチング制御を行う制御部と、を備える。
以下、本開示に係る電力変換装置を具体化した第1実施形態について、図面を参照しつつ説明する。本実施形態の電力変換装置は、例えば電気自動車やハイブリッド車に搭載されている。
以下、第2実施形態について、第1実施形態との相違点を中心に図面を参照しつつ説明する。本実施形態では、図11に示すように、第2蓄電池22に、高圧電気負荷としての電動コンプレッサ110及びDCDCコンバータ111が並列接続されている。なお、図11において、先の図1に示した構成と同一の構成については、便宜上、同一の符号を付している。
以下、第3実施形態について、第2実施形態との相違点を中心に図面を参照しつつ説明する。本実施形態では、図12に示すように、第1蓄電池21に電動コンプレッサ110が並列接続され、第2蓄電池22にDCDCコンバータ111が並列接続されている。なお、図12において、先の図11に示した構成と同一の構成については、便宜上、同一の符号を付している。
以下、第4実施形態について、第2実施形態との相違点を中心に図面を参照しつつ説明する。本実施形態では、図13に示すように、第1蓄電池21に、電動コンプレッサ110及びDCDCコンバータ111が並列接続されている。なお、図13において、先の図11に示した構成と同一の構成については、便宜上、同一の符号を付している。
以下、第5実施形態について、図14を用いて、第1実施形態との相違点を中心に図面を参照しつつ説明する。なお、図14において、先の図1に示した構成と同一の構成については、便宜上、同一の符号を付している。
なお、上記各実施形態は、以下のように変更して実施してもよい。
Claims (10)
- 巻線(41U,41V,41W,41X,41Y)を有する回転電機(40)と、
上アームスイッチ(QUH,QVH,QWH,QXH,QYH)及び下アームスイッチ(QUL,QVL,QWL,QXL,QYL)の直列接続体を有するインバータ(30)と、を備える電力変換装置(10)において、
直列接続された第1蓄電池(21)及び第2蓄電池(22)において前記第1蓄電池の負極側及び前記第2蓄電池の正極側と、前記巻線の中性点(O)とを電気的に接続する接続経路(60)と、
前記インバータ、前記巻線及び前記接続経路を介して前記第1蓄電池と前記第2蓄電池との間に電流を流すことにより前記第1蓄電池及び前記第2蓄電池との間でエネルギの授受を行うべく、前記上アームスイッチ及び前記下アームスイッチのスイッチング制御を行う制御部(70)と、
前記第1蓄電池と前記第2蓄電池との間でエネルギの授受を行う要求があるか否かを判定する要求判定部と、を備え、
前記第1蓄電池及び前記第2蓄電池のうちいずれか一方である対象電池(22)の正極端子が外部の第1充電器(121)の正極側に接続可能とされ、前記対象電池の負極端子が前記第1充電器の負極側に接続可能とされており、
前記第1蓄電池の正極端子が外部の第2充電器(122)の正極側に接続可能とされ、前記第2蓄電池の負極端子が前記第2充電器の負極側に接続可能とされており、
前記第2充電器の充電電圧は、前記第1充電器の充電電圧よりも高く設定されており、
前記要求判定部は、前記第1充電器により前記対象電池が充電されている場合、前記要求があると判定し、
前記制御部は、前記要求があると判定された場合、前記対象電池から、前記第1蓄電池及び前記第2蓄電池のうち前記対象電池ではない蓄電池へとエネルギを供給すべく、前記スイッチング制御を行う電力変換装置。 - 巻線(41U,41V,41W,41X,41Y)を有する回転電機(40)と、
上アームスイッチ(QUH,QVH,QWH,QXH,QYH)及び下アームスイッチ(QUL,QVL,QWL,QXL,QYL)の直列接続体を有するインバータ(30)と、を備える電力変換装置(10)において、
直列接続された第1蓄電池(21)及び第2蓄電池(22)において前記第1蓄電池の負極側及び前記第2蓄電池の正極側と、前記巻線の中性点(O)とを電気的に接続する接続経路(60)と、
前記インバータ、前記巻線及び前記接続経路を介して前記第1蓄電池と前記第2蓄電池との間に電流を流すことにより前記第1蓄電池と前記第2蓄電池との間でエネルギの授受を行うべく、前記上アームスイッチ及び前記下アームスイッチのスイッチング制御を行う制御部(70)と、
前記第1蓄電池と前記第2蓄電池との間でエネルギの授受を行う要求があるか否かを判定する要求判定部と、
前記接続経路に設けられた接続スイッチ(61)と、を備え、
前記制御部は、前記要求があると判定された場合、前記インバータ、前記巻線及び前記接続経路を介して前記第1蓄電池と前記第2蓄電池との間に電流を流すことにより前記第1蓄電池と前記第2蓄電池との間でエネルギの授受を行うべく、前記接続スイッチをオンした状態において前記スイッチング制御を行い、前記要求がないと判定された場合、前記接続スイッチをオフする電力変換装置。 - 前記第1蓄電池及び前記第2蓄電池のいずれかである対象電池(22)が外部の第1充電器(121)により充電可能とされており、
前記第1蓄電池及び前記第2蓄電池の直列接続体が外部の第2充電器(122)により充電可能とされており、
前記第2充電器の充電電圧は、前記第1充電器の充電電圧よりも高く設定されている請求項2に記載の電力変換装置。 - 前記要求判定部は、前記第1充電器により前記対象電池が充電されている場合、前記要求があると判定する請求項3に記載の電力変換装置。
- 前記第1蓄電池及び前記第2蓄電池の少なくとも一方に並列接続された電気負荷(110,111)を備える請求項1~4のいずれか1項に記載の電力変換装置。
- 前記要求判定部は、前記電気負荷が駆動されている場合、前記要求があると判定する請求項5に記載の電力変換装置。
- 前記制御部は、前記回転電機の駆動中に前記要求があると判定された場合、前記回転電機を駆動しつつ前記第1蓄電池と前記第2蓄電池との間でエネルギの授受を行うべく、前記スイッチング制御を行う請求項1~6のいずれか1項に記載の電力変換装置。
- 前記制御部は、前記インバータ、前記巻線及び前記接続経路を介して前記第1蓄電池と前記第2蓄電池との間に電流を流すことにより前記第1蓄電池と前記第2蓄電池との間でエネルギの授受を行うべく、全相の前記上アームスイッチ及び前記下アームスイッチのスイッチング制御を同期させる請求項1~7のいずれか1項に記載の電力変換装置。
- 前記要求判定部は、前記第1蓄電池及び前記第2蓄電池それぞれの端子電圧の均等化要求があるか否かを判定し、
前記制御部は、前記均等化要求があると判定された場合、前記インバータ、前記巻線及び前記接続経路を介して前記第1蓄電池と前記第2蓄電池との間に電流を流すことにより前記第1蓄電池及び前記第2蓄電池それぞれの端子電圧を均等化すべく、前記スイッチング制御を行う請求項1~8のいずれか1項に記載の電力変換装置。 - 前記制御部は、前記第1蓄電池と前記第2蓄電池との間でエネルギの授受を行うために前記接続経路に直流電流が流れるように前記スイッチング制御を行う請求項1~9のいずれか1項に記載の電力変換装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2019183117 | 2019-10-03 | ||
JP2019183117 | 2019-10-03 | ||
PCT/JP2020/031038 WO2021065222A1 (ja) | 2019-10-03 | 2020-08-17 | 電力変換装置 |
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JP2004047407A (ja) | 2002-05-17 | 2004-02-12 | Sony Corp | 2次電池直列接続装置および直列接続された2次電池の制御方法 |
US20090250279A1 (en) | 2008-04-02 | 2009-10-08 | Gm Global Technology Operations, Inc. | Power systems for hybrid electric vehicle (hev) |
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US20090250279A1 (en) | 2008-04-02 | 2009-10-08 | Gm Global Technology Operations, Inc. | Power systems for hybrid electric vehicle (hev) |
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