JP7510517B2 - 電圧変換回路、充電装置、及び電力消費機器 - Google Patents
電圧変換回路、充電装置、及び電力消費機器 Download PDFInfo
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- 238000006243 chemical reaction Methods 0.000 title claims description 674
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Classifications
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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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/3353—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having at least two simultaneously operating switches on the input side, e.g. "double forward" or "double (switched) flyback" 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
- 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
-
- 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
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/007—Plural converter units in cascade
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
-
- 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
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
-
- 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
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/0074—Plural converter units whose inputs are connected in series
-
- 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
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/0077—Plural converter units whose outputs are connected in series
-
- 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
- H02M1/0083—Converters characterised by their input or output 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/01—Resonant DC/DC 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
- 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
- H02M7/483—Converters with outputs that each can have more than two voltages levels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/91—Electric vehicles
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/285—Single converters with a plurality of output stages connected in parallel
-
- 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
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
- H02M3/33571—Half-bridge at primary side of an isolation transformer
-
- 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
- H02M7/483—Converters with outputs that each can have more than two voltages levels
- H02M7/487—Neutral point clamped inverters
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Dc-Dc Converters (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Direct Current Feeding And Distribution (AREA)
Description
Claims (12)
- 電圧変換回路であって、
N個の異なるレベルの出力端を有するNレベル変換ユニットと、
N-1個のDCDC変換ユニットであって、M番目の前記DCDC変換ユニットの第一の入力端が前記Nレベル変換ユニットのM番目の出力端に接続され、前記M番目の前記DCDC変換ユニットの第二の入力端が前記Nレベル変換ユニットのM+1番目の出力端に接続され、前記M番目の出力端の出力レベルと前記M+1番目の出力端の出力レベルとが隣接するレベルであるN-1個のDCDC変換ユニットとを含み、
ただし、N≧3で、1≦M<Nであり、
前記電圧変換回路は、制御ユニットをさらに含み、
前記制御ユニットは、それぞれ前記Nレベル変換ユニットと前記N-1個のDCDC変換ユニットに接続され、
前記制御ユニットは、各前記DCDC変換ユニットの出力電圧間の差値が第一の閾値以下となるように、前記Nレベル変換ユニットの出力レベルを制御するために用いられ、
又は、前記制御ユニットは、各前記DCDC変換ユニットの出力電流間の差値が第二の閾値以下となるように、前記Nレベル変換ユニットの出力レベルを制御するために用いられ、
前記制御ユニットは、
各前記DCDC変換ユニットの出力電圧を取得し、
各前記出力電圧を計算してその平均電圧値を得て、前記平均電圧値を基準電圧とし、または、各前記出力電圧からいずれか一つの出力電圧を基準電圧として選択し、
各前記出力電圧と前記基準電圧との差を一つずつ求め、各前記出力電圧に対応する電圧差を得て、
各前記電圧差に基づき、前記Nレベル変換ユニットの少なくとも一つの中間出力レベルを制御するために用いられ、
又は、前記制御ユニットは、
各前記DCDC変換ユニットの出力電流を取得し、
各前記出力電流を計算してその平均電流値を得て、前記平均電流値を基準電流とし、または、各前記出力電流からいずれか一つの出力電流を基準電流として選択し、
各前記出力電流と前記基準電流との差を一つずつ求め、各前記出力電流に対応する電流差を得て、
各前記電流差に基づき、前記Nレベル変換ユニットの少なくとも一つの中間出力レベルを制御するために用いられる、
ことを特徴とする電圧変換回路。 - 一番目の前記DCDC変換ユニットの第一の出力端が第一のノードに接続され、P番目の前記DCDC変換ユニットの第一の出力端がP-1番目の前記DCDC変換ユニットの第二の出力端に接続され、N-1番目の前記DCDC変換ユニットの第二の出力端が第二のノードに接続され、
ただし、2≦P<Nである、ことを特徴とする請求項1に記載の電圧変換回路。 - 前記N=3である場合、前記電圧変換回路は、第一の3レベル変換ユニットと、第一のDCDC変換ユニットと、第二のDCDC変換ユニットとを含み、
前記第一の3レベル変換ユニットは、レベルが順にデクリメントする第一の出力端と、第二の出力端と、第三の出力端とを有し、
前記第一のDCDC変換ユニットの第一の入力端は前記第一の3レベル変換ユニットの第一の出力端に接続され、前記第一のDCDC変換ユニットの第二の入力端と前記第二のDCDC変換ユニットの第一の入力端は前記第一の3レベル変換ユニットの第二の出力端に接続され、前記第二のDCDC変換ユニットの第二の入力端は前記第一の3レベル変換ユニットの第三の出力端に接続され、
前記第一のDCDC変換ユニットの第一の出力端は前記第一のノードに接続され、前記第一のDCDC変換ユニットの第二の出力端は前記第二のDCDC変換ユニットの第一の出力端に接続され、前記第二のDCDC変換ユニットの第二の出力端は前記第二のノードに接続される、ことを特徴とする請求項2に記載の電圧変換回路。 - 前記第一の3レベル変換ユニットは、単相I型3レベル変換ユニット、三相I型3レベル変換ユニット、単相T型3レベル変換ユニット又は三相T型3レベル変換ユニットである、ことを特徴とする請求項3に記載の電圧変換回路。
- 各前記DCDC変換ユニットの第一の出力端は第三のノードに接続され、各前記DCDC変換ユニットの第二の出力端は第四のノードに接続される、ことを特徴とする請求項1に記載の電圧変換回路。
- 前記N=3である場合、前記電圧変換回路は、第二の3レベル変換ユニットと、第三のDCDC変換ユニットと、第四のDCDC変換ユニットとを含み、
前記第二の3レベル変換ユニットは、レベルが順にデクリメントする第一の出力端と、第二の出力端と、第三の出力端とを有し、
前記第三のDCDC変換ユニットの第一の入力端は前記第二の3レベル変換ユニットの第一の出力端に接続され、前記第三のDCDC変換ユニットの第二の入力端と前記第四のDCDC変換ユニットの第一の入力端は前記第二の3レベル変換ユニットの第二の出力端に接続され、前記第四のDCDC変換ユニットの第二の入力端は前記第二の3レベル変換ユニットの第三の出力端に接続され、
前記第三のDCDC変換ユニットの第一の出力端と前記第四のDCDC変換ユニットの第一の出力端は前記第三のノードに接続され、前記第三のDCDC変換ユニットの第二の出力端と前記第四のDCDC変換ユニットの第二の出力端は前記第四のノードに接続される、ことを特徴とする請求項5に記載の電圧変換回路。 - 前記第二の3レベル変換ユニットは、単相I型3レベル変換ユニット、三相I型3レベル変換ユニット、単相T型3レベル変換ユニット又は三相T型3レベル変換ユニットである、ことを特徴とする請求項6に記載の電圧変換回路。
- 前記Nレベル変換ユニットの入力端は単相交流電源又は三相交流電源に接続される、ことを特徴とする請求項1に記載の電圧変換回路。
- 前記DCDC変換ユニットは、LLC回路、CLLLC回路又はPSFB回路である、ことを特徴とする請求項1に記載の電圧変換回路。
- 前記制御ユニットは、
各前記出力電圧又は各前記出力電流に基づいて前記Nレベル変換ユニットの少なくとも一つの中間出力レベルを制御するために用いられ、前記中間出力レベルが前記Nレベル変換ユニットの最大の出力レベルと前記Nレベル変換ユニットの最小の出力レベルとの間にある、ことを特徴とする請求項1に記載の電圧変換回路。 - 請求項1~10のいずれか1項に記載の電圧変換回路を含む、ことを特徴とする充電装置。
- 請求項11に記載の充電装置を含む、ことを特徴とする電力消費機器。
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CN202111642182.9 | 2021-12-29 | ||
CN202111642182.9A CN116418232A (zh) | 2021-12-29 | 2021-12-29 | 一种电压变换电路、充电装置和用电设备 |
PCT/CN2022/095295 WO2023123846A1 (zh) | 2021-12-29 | 2022-05-26 | 一种电压变换电路、充电装置和用电设备 |
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CN110435464A (zh) | 2019-08-14 | 2019-11-12 | 阳光电源股份有限公司 | 充电模块、直流充电桩及直流充电桩的控制方法 |
CN211656021U (zh) | 2020-04-20 | 2020-10-09 | 河北汇能欣源电子技术有限公司 | 一种整流桥高效动态均流控制系统 |
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CN104009662A (zh) * | 2014-05-08 | 2014-08-27 | 深圳市汇川技术股份有限公司 | T型三电平变换电路 |
FR3060230B1 (fr) * | 2016-12-14 | 2019-01-25 | Renault S.A.S | Procede de commande d'un dispositif de charge embarque sur un vehicule electrique ou hybride. |
US10199947B2 (en) * | 2017-04-05 | 2019-02-05 | Futurewei Technologies, Inc. | Isolated partial power processing power converters |
EP3910773A1 (en) * | 2020-05-14 | 2021-11-17 | ABB Schweiz AG | Multi-level ac, alternating current, to dc, direct current, converter |
CN112436780B (zh) * | 2020-10-21 | 2024-03-15 | 华为数字能源技术有限公司 | 一种电驱动系统、动力总成以及电动汽车 |
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CN110435464A (zh) | 2019-08-14 | 2019-11-12 | 阳光电源股份有限公司 | 充电模块、直流充电桩及直流充电桩的控制方法 |
CN211656021U (zh) | 2020-04-20 | 2020-10-09 | 河北汇能欣源电子技术有限公司 | 一种整流桥高效动态均流控制系统 |
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