JP7383002B2 - Dc-dc変換器の入力電圧の周波数を制御するための方法 - Google Patents
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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
- H02M3/337—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 in push-pull configuration
- H02M3/3376—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 in push-pull configuration with automatic control of output voltage or current
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
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- 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
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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
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
- H02M1/4208—Arrangements for improving power factor of AC input
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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
- H02M3/01—Resonant DC/DC converters
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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
- H02M3/33569—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
- H02M3/33573—Full-bridge at primary side of an isolation transformer
-
- 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
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
-
- 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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/52—Drive Train control parameters related to converters
- B60L2240/527—Voltage
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- 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
- H02M1/0048—Circuits or arrangements for reducing losses
- H02M1/0054—Transistor switching losses
- H02M1/0058—Transistor switching losses by employing soft switching techniques, i.e. commutation of transistors when applied voltage is zero or when current flow is zero
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- 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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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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Description
- 設定点電圧値を定義する予備ステップと、
- 出力バッテリー電圧、入力電力設定点、および前記設定点入力電圧に基づいて、前記DC-DC変換器の利得の式の数学的反転によって取得される、前記DC-DC変換器のための制御周波数値を計算するステップと、
- このようにして計算された制御周波数を前記変換器に適用するステップと
を含む、方法が提案される。
- 周波数増分ステップを定義することと、
- 制御周波数を、このようにして計算された制御周波数に対応する初期制御値に初期化するステップと、
- 第1のしきい値および第2のしきい値、ならびに第1のしきい値の加法的逆元および第2のしきい値の加法的逆元を定義することと、
- 測定された入力電圧値と前記設定点入力電圧との間の誤差値を計算するステップと、
- 前記誤差値を前記しきい値と比較するステップとを含み、
- 本方法は調整ステップを含み、調整ステップの間に、
- 前記誤差値が第1のしきい値と第1のしきい値の加法的逆元との間であるとき、および前記誤差が第2のしきい値よりも高いか、または第2のしきい値の加法的逆元よりも低いとき、初期制御周波数が周波数増分ステップだけ増分され、
- 前記誤差値が第2のしきい値と第2のしきい値の加法的逆元との間であるとき、制御周波数がその前の値に保たれ、
- これらの条件のいずれも満たされない場合、初期制御値が制御周波数として適用される。
ここで、Gは、DC-DC変換器の(または、少なくとも、トランスフォーマの1次側までのDC-DC変換器のインバータ部分の)伝達関数の利得であり、
ηは、DC-DC変換器のトランスフォーマの巻数比であり、
Vbatは、バッテリーの端子の両端間の電圧、すなわちDC-DC変換器の出力電圧であり、
VdcはDC-DC変換器のDC入力電圧であり、総称用語によれば、VoutはDC-DC変換器の出力電圧であり、VinはDC-DC変換器の入力電圧である。
ここで、NPおよびNSは、それぞれトランスフォーマの1次側および2次側における巻線の数であり、Pは、トランスフォーマの1次側における電力であり、Vbatは、トランスフォーマの2次側における電圧である。
または
に従って書かれ得、式
fsw(ω)=fct(Vbat、Preq、Vdc(設定点))(5)
に従って制御周波数fswについての式を取得するように、伝達の利得Gを計算する。ここで、Vbatはバッテリー電圧であり、VdcはDC-DC変換器の入力電圧であり、PreqはDC-DC変換器の入力電力設定点である。
ω3+Aω2+Bω+C=0(6)
ここで、パラメータA、BおよびCは、Vbat、Preq、LmおよびLr(DC-DC変換器の等価図のインダクタンス値)およびCr(DC-DC変換器の等価図のキャパシタンス値)の関数である。
eps1は、周波数増分/減分がそこから開始するしきい値であり、
eps2は、制御周波数が固定されるしきい値である。
fsw(k)=fsw_feedforward+ΔF(7)
であり、kは時間整数である。
fsw(k)=fsw(k-1)
であり、値fsw(k-1)は、条件1があらかじめ満たされていない場合はfsw_feedforwardに等しいか、または、ステップ45がk個の前のステップ43の後に行われる場合はfsw_feedforward+k*ΔFに等しい。
Claims (5)
- 50%のデューティサイクルで動作し、周波数制御されるLLC DC-DC変換器(12)の入力電圧の周波数を制御するための方法(4)であって、
- 設定点入力電圧値(Vdc req)を定義する予備ステップと、
- 出力バッテリー電圧(Vbat)、入力電力設定点(Preq)、および前記設定点入力電圧(Vdc req)に基づいて、前記DC-DC変換器(12)の利得の式の数学的反転によって取得される、前記DC-DC変換器(12)のための制御周波数(fsw(ω))を計算するステップ(40)と、
- このようにして計算された前記制御周波数を前記DC-DC変換器に適用するステップと
を含み、
このようにして計算された前記制御周波数を前記DC-DC変換器に適用する前記ステップが、
- 周波数増分ステップ(ΔF)を定義することと、
- 制御周波数値(f sw (k))を、このようにして計算された前記制御周波数に対応する初期制御値(f sw_feedforward )に初期化するステップ(41)と、
- 第1のしきい値(eps1)および第2のしきい値(eps2)、ならびに前記第1のしきい値の加法的逆元(-eps1)および前記第2のしきい値の加法的逆元(-eps2)を定義することと、
- 測定された入力電圧値(V dc measured )と前記設定点入力電圧(V dc req )との間の誤差値(ε)を計算するステップ(44)と、
- 前記誤差値を前記しきい値(eps1、-eps1、eps2、-eps2)と比較するステップ(42)と
を含み、
- 前記方法は調整ステップを含み、前記調整ステップの間に、
- 前記誤差値が前記第1のしきい値(eps1)と前記第1のしきい値の加法的逆元(-eps1)との間であるとき、および前記誤差値が前記第2のしきい値(eps2)よりも高いか、または前記第2のしきい値の加法的逆元(-eps2)よりも低いとき、前記制御周波数値(f sw (k))が前記周波数増分ステップ(ΔF)だけ増分され(43)、
- 前記誤差値が前記第2のしきい値(eps2)と前記第2のしきい値の加法的逆元(-eps2)との間であるとき、前記制御周波数値(f sw (k))がその前の値に保たれ(45)、
- これらの条件のいずれも満たされない場合、前記初期制御値が前記制御周波数として適用されることを特徴とする、方法(4)。 - 前記DC-DC変換器が、2つのインダクタ(Lm、Lr)とキャパシタ(Cr)とを備える等価回路のパラメータによって定義される、LLC直列共振DC-DC変換器であり、
前記制御周波数(fsw(ω))が前記2つのインダクタ(Lm、Lr)の値と前記キャパシタ(Cr)の値との関数であることを特徴とする、請求項1に記載の方法(4)。 - 前記制御周波数のフィードバック制御をさらに含むことを特徴とする、請求項1または2に記載の方法(4)。
- 50%のデューティサイクルで動作し、周波数制御されるLLC DC-DC変換器(12)の入力電圧の周波数を制御するための方法(4)であって、
- 設定点入力電圧値(V dc req )を定義する予備ステップと、
- 出力バッテリー電圧(V bat )、入力電力設定点(Preq)、および前記設定点入力電圧(V dc req )に基づいて、前記DC-DC変換器(12)の利得の式の数学的反転によって取得される、前記DC-DC変換器(12)のための制御周波数(f sw (ω))を計算するステップ(40)と、
- このようにして計算された前記制御周波数を前記DC-DC変換器に適用するステップと
を含む、方法(4)を実装するためのデバイスと、
力率補正段(11)と、
少なくとも1つのDC-DC変換器(12a、12b)と
を含む、電気アキュムレータ(13)のための充電器(1)。 - 請求項4に記載の電気アキュムレータ(13)のための充電器(1)を含む自動車。
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FR1856534A FR3083929B1 (fr) | 2018-07-16 | 2018-07-16 | Procede de commande en frequence de la tension d'entree d'un convertisseur courant continu-courant continu |
PCT/EP2019/066607 WO2020015953A1 (fr) | 2018-07-16 | 2019-06-24 | Procédé de commande en fréquence de la tension d'entrée d'un convertisseur courant continu-courant continu |
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US11482890B2 (en) | 2020-04-30 | 2022-10-25 | Nucurrent, Inc. | Surface mountable wireless power transmitter for transmission at extended range |
US11476722B2 (en) | 2020-04-30 | 2022-10-18 | Nucurrent, Inc. | Precision power level control for extended range wireless power transfer |
US11310934B2 (en) | 2020-04-30 | 2022-04-19 | Nucurrent, Inc. | Multi-channel cooling for extended distance wireless power transmitter |
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JP2021531719A (ja) | 2021-11-18 |
FR3083929B1 (fr) | 2020-06-19 |
FR3083929A1 (fr) | 2020-01-17 |
CN112449742A (zh) | 2021-03-05 |
WO2020015953A1 (fr) | 2020-01-23 |
US20210296999A1 (en) | 2021-09-23 |
EP3824539A1 (fr) | 2021-05-26 |
US11901830B2 (en) | 2024-02-13 |
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