WO2013017161A1 - Station de chargement - Google Patents

Station de chargement Download PDF

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Publication number
WO2013017161A1
WO2013017161A1 PCT/EP2011/063212 EP2011063212W WO2013017161A1 WO 2013017161 A1 WO2013017161 A1 WO 2013017161A1 EP 2011063212 W EP2011063212 W EP 2011063212W WO 2013017161 A1 WO2013017161 A1 WO 2013017161A1
Authority
WO
WIPO (PCT)
Prior art keywords
charging
curve
voltage
rlk
current
Prior art date
Application number
PCT/EP2011/063212
Other languages
German (de)
English (en)
Inventor
Roland Brill
Original Assignee
Siemens Aktiengesellschaft
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Priority to DE112011105492.0T priority Critical patent/DE112011105492B4/de
Priority to PCT/EP2011/063212 priority patent/WO2013017161A1/fr
Publication of WO2013017161A1 publication Critical patent/WO2013017161A1/fr

Links

Classifications

    • 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
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/62—Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
    • 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
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/66—Data transfer between charging stations and vehicles
    • 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
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/67—Controlling two or more 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
    • 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
    • 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
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/40—The network being an on-board power network, i.e. within a vehicle
    • H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
    • 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
    • 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
    • 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
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

Definitions

  • the invention relates to a method for operating a charging station and for charging at least one electric vehicle connected to the charging station.
  • Charging stations for charging electric vehicles are sold, for example, by Siemens under the product name "Charge CP700A”.
  • the invention has for its object to provide a method for operating a charging station, which allows a forecast on the progress of the charging process and the charging process benö ⁇ required charging power.
  • the invention provides that ⁇ is worth measured by a measuring ⁇ device of the charging station during the charging process Minim ⁇ least a current and / or voltage and / or power measurement and the at least one current and / or voltage and / or power measurement value is compared with a predetermined reference charging curve and based on the Referenzla ⁇ curve a charge state of the state of charge of the electric vehicle indicating state of charge is determined.
  • a significant advantage of the method according to the invention is the fact that, based on the charge state information formed according to the invention, it is very easy to predict or determine which residual charge will still be required to fully charge the electric vehicle. Thus it can be both more charging time and the Need Beer from the charging station ⁇ preferential loading resources for the purposes of charging current or Ladeleis- tion for further charging in a very simple manner.
  • a corresponding charging time in the reference charging curve is be ⁇ true, indicating the matching to the measured current and / or voltage and / or power measurement time in the reference charging curve.
  • the corresponding charging time can be understood as a state of charge and as ⁇ continue to be used.
  • quantitative charging ⁇ status data can be formed with the corresponding loading time, which indicates the state of charge quantita tively ⁇ .
  • a charging state immediately quantitatively indicating charging ⁇ status data can be determined from the start of charging of the reference charging curve corresponding to the charging time of, for example, by integration of the Re ference ⁇ charging curve.
  • a correction of the reference charging curve may, for example, he ⁇ followed by adding to the deviation between the further current and / or voltage and / or power measurement values and the kor respondierenden current and / or voltage and / or power values of the reference charging curve proportional correction values ⁇ to the respective current and / or voltage and / or power values of the reference charging curve are correct sign ad ⁇ diert.
  • the corres-chief load time can he ⁇ averages are also based on a measurement interval that includes a plurality of current and / or voltage and / or performance metrics.
  • e is considered to be advantageous when measured with the measuring device of the charging station a plurality of current and / or voltage and / or power measurements in a predetermined Messinter interval, the current and / or voltage and / or power measurements in the predetermined measurement interval the reference reference charging curve are compared and the reference charging interval corresponding to the measuring interval is determined in the reference charging curve and based on the determined Referenzladeinvalls the state of charge of the electric vehicle indicating state of charge state is determined.
  • each of the charge state of the electrical is vehicle determined indicating charge status indication for each vehicle, predicts for each ⁇ of the electric vehicle by using the respective charge state indication respectively of the load power curve and the distribution of the total charging power available to the charging station for charging is carried out on the electric vehicles taking into account the predicted charging power characteristics.
  • the invention also relates to a Ladesta ⁇ tion for loading at least one electric vehicle.
  • the charging station has a measuring device for measuring at least one Current and / or voltage and / or power reading currency ⁇ rend the charging process is suitable, and the charging station has an evaluation device which is adapted to compare the at least one current and / or voltage and / or power reading with a predetermined reference charging curve and to determine from the reference charging curve a state of charge indicating the state of charge of the electric vehicle.
  • FIG. 1 shows an exemplary embodiment of an arrangement with three charging stations, on each of which an electric vehicle is charged
  • FIG. 2 shows by way of example a reference charging curve on the basis of which the state of charge of an electric vehicle is determined.
  • FIG. 3 shows, by way of example, the reference charging curve according to FIG. 2, a charging time point determination taking place on the basis of the current profile
  • FIG. 4 shows by way of example the formation of a corrected reference charging curve.
  • FIG. 1 shows three charging stations 10, 11 and 12, which are fed on the input side with energy from an energy distribution network 20.
  • the three charging stations 10, 11 and 12 are connected to a higher-level guiding device 30, which can divide the three charging stations 10, 11 and 12 available total charging power of the energy distribution network 20 to the three charging stations, if they consume more charging power or according to a forecast than the energy distribution network 20 can provide.
  • an electric vehicle 50 having a battery 51 and to the charging station 12 is an electric vehicle connected to a battery 61 60 to the charging station 10th
  • the charging station 10 is equipped with a control device 100 which controls the charging process when the battery 41 of the electric vehicle 40 is being charged. Between the control device 100 and the electric vehicle 40, a measuring device 110 of the charging station 10 is connected. The measuring device 110 measures the charging voltage applied to the battery 41 and the charging current with which the battery 41 is charged.
  • the measuring device 110 is the output side to an off ⁇ value 120 in connection.
  • the evaluation device 120 comprises a logging unit 121, a charging curve evaluation unit 122 and a forecasting unit 123.
  • the evaluation device 120 is connected to the guide device 30 in order to transmit to it a state of charge indication LZA and a predicted charging power curve PLV, which relates to the current charging process, in this case to the charging process for charging the battery 41 of the electric vehicle 40 ,
  • the identification signal S can either originate from a transmitting device of the electric vehicle 40, not shown in FIG. 1 for reasons of clarity, or can be generated by the respective driver of the electric vehicle 40.
  • the driver may generate the Identi ⁇ fiz istssignal S at the beginning of the charging process via an on the loading station 10 existing keyboard or alternatively bilfunkkommunikations réelle a Mo- or otherwise, so that the loading station 10, the vehicle individually or as regards its construction, in particular ⁇ identify particular type or type of battery 41 and perform an optimized charging process for the electric vehicle 40.
  • ⁇ Lich its design characterizing identification signal S 100 may, for example, a individu ⁇ elle or type-individual reference charging curve read RLK from a not shown in the Figure 1 memory of the loading station 10, to optimally perform the charging process, the control device on the basis of the electric vehicle.
  • RLK predicted La ⁇ de elegantsverlauf PLV the charging station 10 and the ent ⁇ speaking predictive charging power curves of the other two charging stations 11 and 12 is the guide 30 is able to check whether the total charging power provided by the energy distribution network 20 is sufficient to be able to carry out the charging processes according to the prognosis.
  • the guide device 30 determines that the three charging stations 10, 11 and 12 overall predict a greater power requirement than the power distribution network 20 can provide, the guide device 30 can control signals ST1, ST2 and ST3 for the three charging stations 10, 11 and 12 generate a reduction in charging power when charging the three
  • Electric vehicles 40, 50 and 60 cause. Should example ⁇ , the charging power in the charging station 10 can be reduced, the guide device 30 can send, for example, a control signal ST1 to the control device 100 of the loading station 10, with which the control device is prompted 100, an alternative loading curve with a smaller Leis ⁇ con- sumption, in particular a lower charging current, for charging the electric vehicle 40 to use.
  • the related to the measuring device 110 proto koll istsö 121 logs the current values Im (t) and voltage measured values To (t) of the measuring device 110 and lei ⁇ tet this to the Ladekurvenauswertmaschine 122nd
  • the Ladekurvenauswertisme 122 determined from a charging curve ⁇ - hereinafter called the reference charging curve - which has the control device 100 for charging of the electric vehicle 40, for example, be ⁇ selected based on the identification signal S, and based submit to the charging process, the charging state of the battery 41 and generates a charging state indicative State of charge LZA.
  • the charge curve evaluation unit 122 determines in the reference charge curve a corresponding charge time which corresponds to the respective current and / or voltage measurement value indicates the appropriate time in the reference charging curve.
  • a corresponding charge time which corresponds to the respective current and / or voltage measurement value indicates the appropriate time in the reference charging curve.
  • FIG. 2 shows an embodiment of a reference charging curve ⁇ RLK represented by the nominal charging current waveform Is (t) and the associated reference voltage curve Us (t) is in each case over the time t defined.
  • the determination of the corresponding charging point in time tk which as already explained is an indirect indication of charge, can in the reference charging curve RLK for example, be such that the voltage measuring ⁇ value by the measuring means integrated 110 and the Protokolltechniksein- 121 with the desired voltage values Us (t) of the reference charging curve RLK is compared.
  • the Ladekurvenauswertisme 122 may generate an un ⁇ indirect indication of charge LZA, which was indicative of its charge quantity of the battery 41st
  • LZA un ⁇ indirect indication of charge
  • they may, for example, the target charging current waveform Is (t) of the integrated Referenzla ⁇ dekurve RLK to the corresponding loading time tk: where T denotes the total charging time when charging according to the reference charging ⁇ curve RLK.
  • the state of charge LZA indicates here a share factor, which refers to a fully charged battery 41.
  • a value of, for example, 0.3 corresponds to a charge state of 30%.
  • the integral J JIs ⁇ v t) 7 dt in FIG. 2 corresponds to the area
  • the necessary residual charge Qr ⁇ arises in this case as follows:
  • the state of charge LZA determined in this way and the corresponding charging time tk are determined by the charging curve.
  • evaluation unit 122 to the forecasting unit 123 which forms the prognostic ⁇ charged charging power PLV with the corresponding charging time tk.
  • the determination of the corresponding charging time tk can also be based on the current profile Is (t) of the reference charging curve RLK.
  • This example shows the figure 3, in the established on the basis of a recorded measuring current value Im (t) of the logging unit 121 of the kor ⁇ respond Schlierende load time tk in the reference charging curve RLK.
  • the evaluation device 120 to correct the reference charging curve RLK or may adorn ⁇ modifi, if it finds that the recorded other current and / or voltage measurement values Im (t) and Um (t) of the logging unit 121 too much from the corresponding nominal current and / or nominal voltage measured values Is (t) and Us (t) of the reference charging curve RLK deviate.
  • Such a correction may, for example SUC ⁇ gene by adding to the deviation between the further current and / or voltage measurements Im (t) and Um (t) and the corresponding Sollstrom- and / or target voltage values Is (t) and U (t) of reference charging curve RLK ⁇ proportional correction values to the respective Sollstrom- and / or Sollbondswer- th the reference charging curve RLK added with the correct sign ⁇ who.
  • the corrected reference charging curve formed in this manner RLK ' is preferably stored instead of the original or up ⁇ take precedence reference charging curve RLK in the loading station 10, so that both the controller 100 and the evaluation device for further charging operations to the corrected reference charging curve RLK 120' can access. Also can be transmitted to the Leitein ⁇ direction 30, the corrected reference charging curve RLK 'so that they can be made available to other Ladestatio ⁇ NEN available.
  • the control device 100 can be, for example, a data processing system, in particular in the form of a computer, which is programmed accordingly in order to be able to carry out the functions described above.
  • the evaluation device 120 with the logging unit 121, the load curve evaluation unit 122 and the prediction unit 123 may be formed by one or more software modules that are executed by the data processing system.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

La présente invention se rapporte, entre autres, à un procédé permettant de faire fonctionner une station de chargement et de charger au moins un véhicule électrique raccordé à la station de chargement. Selon l'invention, au moins une valeur de mesure d'intensité et/ou de tension et/ou de puissance est mesurée au moyen d'un dispositif de mesure de la station de chargement pendant le processus de chargement. Ladite au moins une valeur de mesure d'intensité et/ou de tension et/ou de puissance est comparée avec une courbe de charge de référence préétablie et une indication de l'état de charge signalant l'état de charge du véhicule électrique est définie.
PCT/EP2011/063212 2011-08-01 2011-08-01 Station de chargement WO2013017161A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE112011105492.0T DE112011105492B4 (de) 2011-08-01 2011-08-01 Ladestation
PCT/EP2011/063212 WO2013017161A1 (fr) 2011-08-01 2011-08-01 Station de chargement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2011/063212 WO2013017161A1 (fr) 2011-08-01 2011-08-01 Station de chargement

Publications (1)

Publication Number Publication Date
WO2013017161A1 true WO2013017161A1 (fr) 2013-02-07

Family

ID=44534355

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/063212 WO2013017161A1 (fr) 2011-08-01 2011-08-01 Station de chargement

Country Status (2)

Country Link
DE (1) DE112011105492B4 (fr)
WO (1) WO2013017161A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107472068A (zh) * 2017-08-17 2017-12-15 杭州西游科技有限公司 一种电动租赁自行车充换电方法
CN107719156A (zh) * 2017-09-20 2018-02-23 杭州西游科技有限公司 一种基于电动租赁自行车充换电柜的分布式充电方法
DE102017121034A1 (de) * 2017-09-12 2019-03-14 Innogy Se Verfahren zum Erfassen von Verläufen von Ladeströmen
US11110814B2 (en) 2018-08-02 2021-09-07 Audi Ag Charging device for electric vehicles
CN113771673A (zh) * 2021-08-31 2021-12-10 华为数字能源技术有限公司 一种电动车辆充电控制方法、放电控制方法、控制器及相关设备

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US5780994A (en) * 1997-03-21 1998-07-14 Securaplane Technologies, L.L.C. Detection of inflection point in secondary-battery charging process by matching voltage response to first derivative of battery's characteristic curve
US6133739A (en) * 2000-01-20 2000-10-17 Hendry Mechanical Works Electric battery monitoring systems
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US20100072948A1 (en) * 2008-09-23 2010-03-25 Industrial Technology Research Institute Characteristic tracking method and circuit for a battery module
US20100090651A1 (en) * 2008-10-10 2010-04-15 Deeya Energy Technologies, Inc. Method and apparatus for determining state of charge of a battery

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JPH08116626A (ja) 1994-10-17 1996-05-07 Nissan Motor Co Ltd 充電システム
JP3397187B2 (ja) 1999-11-09 2003-04-14 トヨタ自動車株式会社 バッテリ充電状態判定装置
US9853488B2 (en) 2008-07-11 2017-12-26 Charge Fusion Technologies, Llc Systems and methods for electric vehicle charging and power management
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Publication number Priority date Publication date Assignee Title
US5780994A (en) * 1997-03-21 1998-07-14 Securaplane Technologies, L.L.C. Detection of inflection point in secondary-battery charging process by matching voltage response to first derivative of battery's characteristic curve
US6133739A (en) * 2000-01-20 2000-10-17 Hendry Mechanical Works Electric battery monitoring systems
JP2007295717A (ja) * 2006-04-25 2007-11-08 Chugoku Electric Power Co Inc:The 電気供給制御システムおよび電気供給制御方法
JP2009118652A (ja) * 2007-11-07 2009-05-28 Chugoku Electric Power Co Inc:The 電気自動車の充電システム
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US20100090651A1 (en) * 2008-10-10 2010-04-15 Deeya Energy Technologies, Inc. Method and apparatus for determining state of charge of a battery

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107472068A (zh) * 2017-08-17 2017-12-15 杭州西游科技有限公司 一种电动租赁自行车充换电方法
DE102017121034A1 (de) * 2017-09-12 2019-03-14 Innogy Se Verfahren zum Erfassen von Verläufen von Ladeströmen
US10988045B2 (en) 2017-09-12 2021-04-27 Innogy Se Method for detecting profiles of charging currents
CN107719156A (zh) * 2017-09-20 2018-02-23 杭州西游科技有限公司 一种基于电动租赁自行车充换电柜的分布式充电方法
US11110814B2 (en) 2018-08-02 2021-09-07 Audi Ag Charging device for electric vehicles
CN113771673A (zh) * 2021-08-31 2021-12-10 华为数字能源技术有限公司 一种电动车辆充电控制方法、放电控制方法、控制器及相关设备

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DE112011105492A5 (de) 2014-04-30
DE112011105492B4 (de) 2022-02-03

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