TW201924179A - 在充電台或充電站中的電力電子裝置中的電流隔離 - Google Patents
在充電台或充電站中的電力電子裝置中的電流隔離 Download PDFInfo
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- H02J7/022—
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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
- B60L53/10—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 the energy transfer between the charging station and the vehicle
- B60L53/11—DC charging controlled by the charging station, e.g. mode 4
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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
- B60L53/10—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 the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
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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
-
- 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
- B60L53/30—Constructional details of charging stations
-
- 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
- B60L53/50—Charging stations characterised by energy-storage or power-generation means
- B60L53/53—Batteries
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- H02J7/0027—
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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
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
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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
- B60L2210/00—Converter types
- B60L2210/30—AC to DC converters
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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
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
本發明提供一種在充電站的電力電子裝置中的電流隔離,其具有以下特徵:用於將充電台(10)連接到公共的低壓電網的整流器(11),以及與該整流器(11)連接的、具有高的時鐘頻率的、電流隔離的直流電壓轉換器(12)。本發明此外提供了一種對應的充電站。
Description
本發明涉及一種在充電站的電力電子裝置中的電流隔離。本發明此外涉及一種對應的充電台或充電站。
在電機工程中,充電台是指任何固定式裝置或電子系統,其透過簡單安裝或嵌入而無需取出能量儲存器(如電動汽車的牽引電池)提供移動式電池供電裝置、機器或機動車能量。用於電動汽車的充電台有時還被稱為“充電站”並且可以包括多個充電點。
在此,特別指已知的直流快速充電系統(high performance charging ,
HPC),
如在歐洲廣泛使用的所謂的組合充電系統(combined charging system
,CCS)。在通用直流充電下,來自充電樁的直流電直接輸入至車輛中,並在此通過電網的高效整流器或通過例如太陽能充電站的緩衝蓄能器提供直流電。在車輛內設有電池管理系統,該電池管理系統與充電樁直接或間接通信,以便調節電流強度或在達到容量限制時終止充電。
在此,電力電子裝置通常位於充電樁中。由於充電樁的直流端直接與牽引電池的對應端相連接,因此能夠以低損耗傳輸高的充電電流,故可縮短充電時間。
在全球使用的各種充電台中,各種各樣的拓撲結構被用於電力電子裝置。如DIN EN 61851-23等的國家安全標準有時要求對充電樁進行電流隔離。這種電流隔離可以在各種充電樁中以完全不同的方式(例如通過單獨的變壓器)並且在不同的變流器(例如帶有變壓器的AC/DC整流器)之內進行。較為理想的以非常小的結構設計來進行電流隔離,這將占用很小的空間且具有較小的體積。
當今大多數的充電樁在輸入轉換器、帶有集成的或連接在上游的變壓器的AC/DC轉換器處實現電流隔離。其他的亦可在DC/DC轉換器中產生電流隔離。為此,大多數情況下是使用輸出側的DC/DC轉換器,但其由於高性能而非常昂貴。其他的解決方案設想要在連接電網時使用變壓器的電流隔離。亦可以是在AC側添加額外的、單獨的變壓器。
DE 102014013039 A1、US 2013162032 A、US 2013175990 A和US 2015375628 A各自公開了用於電動車輛的充電樁,其具有節省空間的設計和電流隔離,為此部分地設置有DC/DC轉換器。根據US 2013175990 A和US 2015375628 A的充電樁,其各自包含多個轉換器,其中至少包括AC/DC轉換器。
根據獨立申請專利範圍,本發明提供一種在充電站的充電台中的電力電子裝置中的電流隔離以及一種對應的充電站。
在技術上,具有高時鐘頻率的DC/DC調節器中的電流隔離是緊接著AC/DC調節器被設置在電網側之後而被實施。在該位置處,僅須傳輸相對較低的電網電力,因此適合提供電流隔離,該電流隔離應是非常節省空間和高效率的。這是在此提出的用於電流隔離的措施的主要目標,該電流隔離在小空間結構的要求下可以容易且有利地被實現。
本發明的其他有利的實施例於從屬專利申請專利範圍中詳細說明。而以串接或串聯諧振轉換器的方式來進行實施是有其道理的,該串接或串聯諧振轉換器的尺寸由於高時鐘頻率而被最小化且具有最大可能的效率。在這種佈置中,電流隔離特別節省空間並且可以有利地被實現。
圖示示例性地示出配備有依據本發明的充電台(10)的充電站。整流器(AC/DC 轉換器
11)在此用於連接到公共的TN或TT低壓電網。連接於所述整流器(11)的、電流隔離的DC-DC調節器或直流電壓轉換器(隔離式 DC/DC 轉換器
12)將電壓傳輸到充電台(10)的內部IT電網中,以便根據可能的法律規定避免接地故障。為此,轉換器(12)被設計成以最高可能的時鐘頻率(術語:“高時鐘脈衝地”)來運行。高時鐘頻率為在30 kHz與120 kHz之間,較佳的是在80 kHz與120 kHz之間。
此時,在充電台(10)內基本上分出兩條電源路徑:第一直流調節器(13)輸電至所連接的的電池(未繪示)並且允許反向地輸送,使儲存的能量得以用於加速所連接的車輛的充電。為供電,本發明提供具有連接在下游的DC-EMV-濾波器(15)的第二直流調節器(14)及最好是以間斷運行方式(discontinuous current mode 、 discontinuous conduction mode
,DCM)運行的第二直流電壓轉換器,它們具有適當受保護的連接線路以傳輸電力。根據充電標準和充電電壓,相關聯的導引線路可以設有過壓保護裝置。
電池較佳的是包括兩條線路(21、22)。該電池的每條線路(21、22)各自包括多個電池模組,且各別線路(21、22)的每個電池模組包括多個電池單元。在每個電池模組中,相應電池模組的電池單元串聯連接。在每條線路(21、22)中,該線路(21、22)所對應的電池模組為串聯連接。該電池的該些線路(21、22)可以並聯連接或獨立地運行。如果該兩條線路(21、22)與一個共用的電力電子裝置或多個互連的電力電子裝置進行共同作用,則電池的該些線路(21、22)為並聯連接。如果該些線路(21、22)各別與一個單獨的電力電子裝置進行相互作用,則電池的該些線路(21、22)不為並聯連接、而是獨立運行。
10‧‧‧充電台
11‧‧‧整流器
12‧‧‧直流電壓轉換器
13‧‧‧第一直流調節器
14‧‧‧第二直流調節器
15‧‧‧DC-EMV-濾波器
21、22‧‧‧電池(線路)
附圖中繪示本發明的一個實施例並於下文中詳細說明。
唯一的附圖繪示依據本發明的變流器結構。
Claims (9)
- 一種用於充電站的充電台(10),其特徵在於: 整流器(11),用於將該充電台(10)連接到公共的低壓電網;以及 直流電壓轉換器(12),為電流隔離、與該整流器(11)連接、具有高的時鐘頻率。
- 如申請專利範圍第1項所述的充電台(10),其特徵在於: 第一直流調節器(13),與該第一直流電壓轉換器(12)連接,其用於將電池連接到該充電台(10)。
- 如申請專利範圍第1或2項所述的充電台(10),其特徵在於: 第二直流調節器(14),與該直流電壓轉換器(12)連接,其用於將電動汽車連接到該充電台(10)。
- 如申請專利範圍第1至3項之一所述的充電台(10),其特徵在於: 該直流電壓轉換器(12)為串接或串聯諧振轉換器。
- 如申請專利範圍第1至3項之一所述的充電台(10),其特徵在於: 高時鐘頻率在30 kHz到120 kHz之間。
- 如申請專利範圍第5項所述的充電台(10),其特徵在於: 高時鐘頻率在80 kHz到120 kHz之間。
- 一種充電站,其特徵在於: 如申請專利範圍第1至6項之一所述的充電台(10)。
- 如申請專利範圍第5項所述之充電站,其特徵在於: 電池,連接到第一直流調節器(13)。
- 如申請專利範圍第6項所述的充電站,其特徵在於: 該電池包括多條線路。
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US (1) | US10759293B2 (zh) |
EP (1) | EP3466750B1 (zh) |
CN (1) | CN109638933A (zh) |
AU (1) | AU2018241041A1 (zh) |
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US11916424B2 (en) * | 2021-05-26 | 2024-02-27 | Rivian Ip Holdings, Llc | Controllers, devices, and methods for controlling direct current fast charging devices |
DE102021116287A1 (de) | 2021-06-23 | 2022-12-29 | Compleo Charging Solutions Ag | Gleichspannungswandler und Betriebsverfahren für eine Versorgungsstation |
DE102021124082A1 (de) | 2021-09-17 | 2023-03-23 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Verfahren zum Aufladen eines Energiespeichers eines Kraftfahrzeugs |
DE102022209506A1 (de) | 2022-09-12 | 2024-03-14 | Vitesco Technologies GmbH | Isolationsfehlererkennung anhand von Wechselspannungskomponenten eines Ansteuersignals in der Gleichspannungsseite einer Wechselspannnungsladeschaltung |
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-
2018
- 2018-09-28 CN CN201811139443.3A patent/CN109638933A/zh active Pending
- 2018-10-02 AU AU2018241041A patent/AU2018241041A1/en not_active Abandoned
- 2018-10-04 TW TW107135131A patent/TW201924179A/zh unknown
- 2018-10-05 ES ES18198799T patent/ES2867887T3/es active Active
- 2018-10-05 EP EP18198799.1A patent/EP3466750B1/de not_active Revoked
- 2018-10-05 US US16/152,664 patent/US10759293B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US10759293B2 (en) | 2020-09-01 |
EP3466750A1 (de) | 2019-04-10 |
ES2867887T3 (es) | 2021-10-21 |
US20190106000A1 (en) | 2019-04-11 |
EP3466750B1 (de) | 2021-02-17 |
CN109638933A (zh) | 2019-04-16 |
AU2018241041A1 (en) | 2019-05-02 |
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