WO2020080630A1 - Dispositif et procédé de charge d'urgence de batterie de véhicule - Google Patents

Dispositif et procédé de charge d'urgence de batterie de véhicule Download PDF

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Publication number
WO2020080630A1
WO2020080630A1 PCT/KR2019/005489 KR2019005489W WO2020080630A1 WO 2020080630 A1 WO2020080630 A1 WO 2020080630A1 KR 2019005489 W KR2019005489 W KR 2019005489W WO 2020080630 A1 WO2020080630 A1 WO 2020080630A1
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WO
WIPO (PCT)
Prior art keywords
super capacitor
vehicle battery
emergency charging
charging
battery
Prior art date
Application number
PCT/KR2019/005489
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English (en)
Korean (ko)
Inventor
김동휘
이영재
Original Assignee
김동휘
이영재
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 김동휘, 이영재 filed Critical 김동휘
Publication of WO2020080630A1 publication Critical patent/WO2020080630A1/fr

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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
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/40—Electric propulsion with power supplied within the vehicle using propulsion power supplied by capacitors
    • 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
    • B60L50/00—Electric propulsion with power supplied within 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
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • 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
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/53—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells in combination with an external power supply, e.g. from overhead contact lines
    • 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
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
    • B60R16/033—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or 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
    • 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
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • 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
    • 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
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility
    • 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

Definitions

  • the present invention relates to an emergency charging device and method that can be used when discharging a vehicle battery.
  • Korean Patent No. 10-1571110 uses a high-capacitance storage device (for example, a super capacitor, an ultra capacitor, and an electric double layer capacitor) that has a small resistance and is capable of rapid charging and discharging.
  • a high-capacitance storage device for example, a super capacitor, an ultra capacitor, and an electric double layer capacitor
  • Disclosed is a technology that receives a current from a battery and charges a voltage and provides current to a battery of a vehicle that has been discharged again through high-power discharge.
  • the portable emergency power supply 100 is a high-capacitance storage device 101, two positive terminals (103a, 103b), one negative terminal 105, voltage measurement It comprises a portion 107 and a resistor 109, the vehicle is composed of a vehicle battery 130 and the rod 150, that is, a starter.
  • the positive terminal 103a and the negative terminal 105 are connected to the vehicle battery.
  • a current flows from the vehicle battery 130 to the high-capacitance storage device 101 to charge the high-capacitance storage device.
  • the positive terminal 103b and the negative terminal 105 are connected to both ends of the vehicle battery 130. In this way, a current flows from the high capacitance storage device 101 to the vehicle battery 130 to charge the vehicle battery.
  • the present invention uses an electric double layer capacitor (EDLC) (hereinafter referred to as a 'super capacitor') called a supercapacitor or ultracapacitor as one of a high-capacitance storage device, so that a battery mounted in a vehicle cannot start.
  • EDLC electric double layer capacitor
  • An object of the present invention is to provide an emergency charging device and method for charging a vehicle battery when discharged to a state, when the voltage of the vehicle battery is lower than the voltage of the super capacitor, and even when both the vehicle battery and the super capacitor are discharged. .
  • an emergency charging device for a vehicle battery includes a supercapacitor composed of a plurality of units, and a relay for switching a current flow between the supercapacitor and the vehicle battery according to a charging or discharging mode , A control unit for controlling the relay according to a charging mode or a discharging mode, in the charging mode, charging the supercapacitor using the vehicle battery or a separate external power source, and in the discharging mode, discharging the supercapacitor
  • a vehicle battery emergency charging device for charging the vehicle battery through an emergency charging mode for charging the super capacitor using residual power of the vehicle battery when the super capacitor and the vehicle battery are discharged below a certain level. Be equipped.
  • the emergency charging device may further include a DC-DC converter that boosts the residual voltage of the vehicle battery in the emergency charging mode and applies it to the super capacitor.
  • the emergency charging device further includes an emergency charging switch for initiating the emergency charging mode, and the control unit controls the step-up operation of the DC-DC converter according to the operation of the emergency charging switch. .
  • the emergency charging device is characterized in that the energy charged in the super capacitor in the emergency charging mode is equal to or higher than the energy required to start the start motor connected to the vehicle battery for a predetermined short time.
  • the emergency charging method for a vehicle battery is a supercapacitor composed of a plurality of units, and switches the current flow between the supercapacitor and the vehicle battery according to a charging or discharging mode
  • the performing of the emergency charging mode further includes boosting the residual voltage of the vehicle battery using a DC-DC converter and applying it to the super capacitor.
  • the performing of the emergency charging mode further includes charging the vehicle battery by applying a current from the super capacitor to the vehicle battery when the super capacitor is charged to a predetermined level or higher.
  • the present invention uses a supercapacitor mounted on a vehicle at all times, when the battery installed in the vehicle is discharged in a state in which it cannot be started, when the voltage of the vehicle battery is lower than the voltage of the supercapacitor, and the vehicle battery and the supercapacitor It is possible to provide an emergency charging device and method for charging a vehicle battery even when all of them are discharged.
  • FIG. 1 shows a portable emergency power supply according to the prior art.
  • FIG. 2 is a block diagram of an emergency charging device for a vehicle battery according to an embodiment of the present invention.
  • FIG 3 shows a charging mode of an emergency charging device for a vehicle battery according to an embodiment of the present invention.
  • FIG. 4 illustrates a discharge mode of an emergency charging device for a vehicle battery according to an embodiment of the present invention.
  • FIG. 5 illustrates an emergency charging mode of an emergency charging device for a vehicle battery according to an embodiment of the present invention.
  • FIG. 2 is a block diagram of an emergency charging device for a vehicle battery according to an embodiment of the present invention.
  • the vehicle battery emergency charging device 200 includes a supercapacitor 210, a relay 220, a circuit board 230, a switch 240, and a connector 250 composed of a plurality (eg, 5) units. It is configured to include, and a jump line including a connection jack 260 and a clamp 270 is separately provided.
  • the supercapacitor 210 is composed of, for example, a plurality of units having a rated charging voltage of 3 (V), and in the charging mode, receives a current from the vehicle battery 390 through the relay 220 to charge itself, and discharge mode. Estimates to apply the current to the vehicle battery 390 through the relay 220 to charge the vehicle battery 390.
  • V rated charging voltage
  • the relay 220 switches the flow of current according to the charging or discharging mode under the control of the control unit 330.
  • the control unit 330 configured in the circuit board includes a super capacitor 310
  • the relay 320 is controlled so that current flows from a component at a high potential to a component at a low potential among the vehicle batteries 390.
  • the circuit board 230 is configured to include at least a control unit 330 and a DC-DC converter 335 and is embedded in one side of the housing.
  • the switch 240 is operated by a user to turn on / off the power and initiate an emergency charging mode.
  • the switch 240 may be configured as a separate power switch 340 and an emergency charging switch 345.
  • the connector 250 is an input / output unit for connecting the capacitor 310 and the vehicle battery 390, and is connectable to a jump line including a connection jack 260, a connection line, and a clamp 270.
  • FIG. 3 illustrates a charging mode of an emergency charging device for a vehicle battery according to an embodiment of the present invention
  • FIG. 4 illustrates a discharge mode.
  • the red arrow indicates the flow of the control signal
  • the black arrow indicates the flow of the current.
  • the super capacitor 310 is charged using the vehicle battery 390 or a separate external power source.
  • the super capacitor in the vehicle battery 390 by the relay 320 The current flows to 310 and the supercapacitor 310 is automatically charged.
  • the vehicle battery 390 is charged using the super capacitor 310.
  • the operation of the relay 320 according to the charging or discharging mode is controlled by the control unit 330.
  • the control unit 330 may be configured from a component having a high potential among the super capacitor 310 and the car battery 390.
  • the relay 320 is controlled so that current flows to a component at a low potential.
  • a balancer (not shown) may be provided in the control unit 330 to prevent overcurrent from flowing into the supercapacitor 310 and the vehicle battery 390 or to apply an overvoltage, such that the abnormality of the vehicle battery emergency charging device 300 is abnormal. It can prevent movement.
  • the DC-DC converter 335 included in the same circuit board does not operate in a normal charging or discharging mode.
  • FIG. 5 illustrates an emergency charging mode of an emergency charging device for a vehicle battery according to an embodiment of the present invention.
  • the red arrow indicates the flow of the control signal
  • the black arrow indicates the flow of the current.
  • an emergency charging mode is required to charge the super capacitor 310 using the residual power of the battery 390 discharged through the emergency charging mode.
  • the emergency charging mode is a mode in which the user operates the emergency charging switch 345 separate from the power switch 340 to cause the controller 330 to operate the DC-DC converter 335.
  • the power switch 340 and the emergency charging switch 345 are shown as separate components, but may be divided into on / off / emergency, etc., and may be integrated into a single switch capable of multi-stage connection.
  • the DC-CD converter 335 is an element also called a linear regulator or a switching regulator, and is a component that converts direct current into direct current of a different voltage. In the case of boosting the voltage, it is also referred to as a boost converter, booster converter, or step-up converter.
  • the DC-DC converter 335 of FIG. 5 boosts the voltage input from the vehicle battery 390 until its output voltage becomes a voltage sufficient to charge the supercapacitor 310, which is applied to high-speed interruption of the internal switching element. Is performed by.
  • the car battery 390 charges the car battery 390 with a voltage of around 14V while the car is driving, and through this, the car battery 390 restores discharged energy.
  • the rated voltage of the vehicle battery 390 must be able to flow a current of a predetermined amount or more to the start motor while the proper voltage is maintained, and the voltage of the vehicle battery 390 is approximately 9 V or less. When it is lowered, even the minimum energy cannot be supplied, and the vehicle cannot be started.
  • the DC-DC converter 335 operates according to the operation of the emergency charging switch 345 to boost the input voltage (for example, 2V) from the vehicle battery 390 to a supercapacitor rated voltage, for example, 2.85V.
  • the operation of charging the super capacitor 310 is performed.
  • the rated voltage of a commercially available supercapacitor unit is generally 2.5 to 3V, and in the embodiment of FIG. 2, a supercapacitor unit of 2.85V is exemplarily applied.
  • the energy charged in the super capacitor in the emergency charging mode is 60,000 (J) or more, there is no problem in supplying or jumping the electric energy required for starting the car for about 5 seconds to the discharged car battery 390, and intermittent for 1 or 2 seconds. In case of starting, it can be done 2 ⁇ 5 times.
  • the super capacitor unit is connected in series to configure the alternator to maintain a charging voltage equal to or higher than the voltage supplied to the vehicle battery, and the DC (DC converter) 335 is used to discharge the discharged vehicle battery 390 voltage (for example, 9V). It is important to step up to the required charging voltage (e.g. 14.25V) and supply it across the super capacitor.
  • emergency discharge is performed from the super capacitor 310 to the vehicle battery 390, thereby enabling the vehicle to start.
  • the emergency discharge in this case is meaningful to transfer the minimum energy required for starting to the vehicle battery 390, unlike the conventional discharge in FIG. 4.

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

Abstract

L'invention concerne un dispositif de charge d'urgence d'une batterie de véhicule et un procédé de charge d'urgence d'une batterie de véhicule l'utilisant, le dispositif comprenant : un supercondensateur comprenant une pluralité d'unités ; un relais destiné à commuter un flux d'un courant électrique entre le supercondensateur et la batterie de véhicule selon un mode de charge ou de décharge ; et un dispositif de commande destiné à commander le relais selon le mode de charge ou de décharge. Lorsque le supercondensateur et la batterie de véhicule sont déchargés jusqu'à un niveau prédéterminé ou moins, ledit dispositif et ledit procédé réalisent un mode de charge d'urgence destiné à charger le supercondensateur en utilisant l'énergie électrique résiduelle de la batterie de véhicule.
PCT/KR2019/005489 2018-10-15 2019-05-08 Dispositif et procédé de charge d'urgence de batterie de véhicule WO2020080630A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2018-0122312 2018-10-15
KR1020180122312A KR102186488B1 (ko) 2018-10-15 2018-10-15 자동차 배터리 비상 충전 장치 및 방법

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WO2020080630A1 true WO2020080630A1 (fr) 2020-04-23

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Publication number Priority date Publication date Assignee Title
KR102348991B1 (ko) * 2021-04-22 2022-01-10 정진구 리듐인산철 시동배터리 방전시 차량의 인산철배터리 자체 전원복원장치
KR102474788B1 (ko) * 2021-05-07 2022-12-06 (주)디에이치에너지시스템 차량 비상 시동 장치, 그 제어 방법, 및 상기 방법을 실행시키기 위한 컴퓨터 판독 가능한 프로그램을 기록한 기록 매체
KR20240065019A (ko) * 2022-11-05 2024-05-14 (주)디에이치에너지시스템 차량 비상 시동 장치 및 그 제어 방법

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Publication number Priority date Publication date Assignee Title
JP2007325381A (ja) * 2006-05-31 2007-12-13 Matsushita Electric Ind Co Ltd 非常用電源装置
JP2011130534A (ja) * 2009-12-15 2011-06-30 Ud Trucks Corp 車両用電源装置
KR101571110B1 (ko) * 2014-09-12 2015-11-23 엘에스엠트론 주식회사 휴대용 비상 전원 공급 장치
KR101571108B1 (ko) * 2014-09-05 2015-11-23 엘에스엠트론 주식회사 휴대용 비상 전원 공급 장치
KR101620385B1 (ko) * 2015-04-17 2016-05-12 주식회사 라스트리 하이브리드 충전방식형 휴대용 스마트 파워뱅크장치 및 이를 통한 충방전방법

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Publication number Priority date Publication date Assignee Title
KR101144101B1 (ko) * 2009-07-31 2012-05-24 김명기 자동차의 시동능력 향상 방법 및 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007325381A (ja) * 2006-05-31 2007-12-13 Matsushita Electric Ind Co Ltd 非常用電源装置
JP2011130534A (ja) * 2009-12-15 2011-06-30 Ud Trucks Corp 車両用電源装置
KR101571108B1 (ko) * 2014-09-05 2015-11-23 엘에스엠트론 주식회사 휴대용 비상 전원 공급 장치
KR101571110B1 (ko) * 2014-09-12 2015-11-23 엘에스엠트론 주식회사 휴대용 비상 전원 공급 장치
KR101620385B1 (ko) * 2015-04-17 2016-05-12 주식회사 라스트리 하이브리드 충전방식형 휴대용 스마트 파워뱅크장치 및 이를 통한 충방전방법

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KR102186488B1 (ko) 2020-12-03

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