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WO2018221761A1 - Structure de refroidissement d'enceinte de batterie lithium-ion pour petit bateau et son procédé de commande - Google Patents

Structure de refroidissement d'enceinte de batterie lithium-ion pour petit bateau et son procédé de commande Download PDF

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Publication number
WO2018221761A1
WO2018221761A1 PCT/KR2017/005713 KR2017005713W WO2018221761A1 WO 2018221761 A1 WO2018221761 A1 WO 2018221761A1 KR 2017005713 W KR2017005713 W KR 2017005713W WO 2018221761 A1 WO2018221761 A1 WO 2018221761A1
Authority
WO
WIPO (PCT)
Prior art keywords
ion battery
battery case
cooling structure
temperature
control method
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2017/005713
Other languages
English (en)
Korean (ko)
Inventor
박주식
원준희
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LGM Co Ltd
Original Assignee
LGM Co Ltd
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 LGM Co Ltd filed Critical LGM Co Ltd
Priority to PCT/KR2017/005713 priority Critical patent/WO2018221761A1/fr
Publication of WO2018221761A1 publication Critical patent/WO2018221761A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/63—Control systems
    • H01M10/637—Control systems characterised by the use of reversible temperature-sensitive devices, e.g. NTC, PTC or bimetal devices; characterised by control of the internal current flowing through the cells, e.g. by switching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
    • H01M10/6572—Peltier elements or thermoelectric devices
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to a cooling structure and a control method of a lithium ion battery case for a small ship, and more particularly, by using a thermoelectric element and a planar film heater to increase the cooling and heating rate of the battery case and adopting an efficient control method,
  • the present invention relates to a cooling structure and a control method of a lithium ion battery case for a small ship, which can greatly increase the efficiency of the battery.
  • Lithium-ion batteries developed in the 1990s are secondary batteries that are widely used as a power supply means for mobile phones and laptop computers.
  • lithium ion batteries do not have a memory effect compared to conventional nickel-based batteries, and during discharge, lithium ions of the positive electrode pass through the intermediate material into the carbon grid of the negative electrode. It has excellent performance in terms of long life due to almost no loss of. Therefore, lithium-ion batteries are more efficient than iron phosphate and lead-based batteries. Therefore, miniaturization is possible and the voltage / current output amount is high.
  • the proper operating temperature of lithium ion is 20 ⁇ 30 °C. If the temperature is higher than this, the service life of the battery is drastically reduced, and if the temperature is lower than this, the battery efficiency is drastically reduced. In addition, as the load of the battery increases, the temperature of the battery increases, and when the temperature of the surrounding environment is low, the efficiency decreases. Therefore, the temperature measurement and temperature control method of the battery case is important. Lithium-ion batteries are expensive because of their efficiency. Therefore, it is necessary to increase control reliability in battery operation.
  • the present invention uses a thermoelectric element and a planar film heater to increase the cooling and heating rate of the battery case, and employs an efficient control method, so that the lithium ion battery case cooling structure for a small ship that can greatly increase the efficiency of the lithium ion battery and its Provide control method.
  • thermoelectric element may be used to prevent the temperature from rising.
  • thermoelectric elements installed in a lattice structure can be controlled in a 1X1, 2X2, 3X3 manner.
  • thermoelectric elements and planar film heaters can be mounted in the inner case.
  • Three or more PTC temperature sensors can be installed to reduce temperature measurement errors inside the case.
  • Fans can be installed to facilitate ventilation and airflow in the left, right, up and down diagonal directions.
  • the lithium ion battery case cooling structure for a small ship that can greatly increase the efficiency of the lithium ion battery And a control method thereof.
  • FIG. 1 is a view schematically showing a small ship lithium ion battery case cooling structure according to an embodiment of the present invention.
  • FIG. 2 is a flowchart illustrating a control method of a cooling structure of a lithium ion battery case for a small ship of the present invention.
  • FIG. 1 is a view schematically showing a small ship lithium ion battery case cooling structure according to an embodiment of the present invention
  • Figure 2 is a flow chart illustrating a control method of a small ship lithium ion battery case cooling structure of the present invention in a flow chart. .
  • thermoelectric device is used in a small ship lithium ion battery case of the present invention to prevent the temperature from rising.
  • a thermoelectric element thermo-electric module
  • thermoelectric-electric module is a device that connects two kinds of metal tips, and when current flows therein, heat is absorbed at one terminal according to the direction of the current, and heat is generated at the other terminal.
  • the temperature rise effect is increased by controlling the thermoelectric elements installed in a lattice structure in a 1X1, 2X2, and 3X3 manner by using a deviation between the ambient temperature and the used load temperature.
  • thermoelectric element (1 row, 2 rows, 3 rows).
  • thermoelectric element In order to support the lithium-ion battery cell (voltage control), a thermoelectric element and a planar film heater are mounted in the inner case.
  • the fan is installed to smoothly ventilate and air flow in the left and right diagonal directions.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Materials Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Secondary Cells (AREA)

Abstract

La présente invention concerne une structure de refroidissement d'enceinte de batterie lithium-ion pour un petit bateau et son procédé de commande, la structure de refroidissement d'enceinte de batterie lithium-ion utilisant un élément thermoélectrique et un réchauffeur en pellicule à forme de surface afin d'accroître les vitesses de refroidissement et de chauffage d'une enceinte de batterie employant un procédé efficace de commande afin d'accroître significativement le rendement d'une batterie lithium-ion.
PCT/KR2017/005713 2017-05-31 2017-05-31 Structure de refroidissement d'enceinte de batterie lithium-ion pour petit bateau et son procédé de commande Ceased WO2018221761A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2017/005713 WO2018221761A1 (fr) 2017-05-31 2017-05-31 Structure de refroidissement d'enceinte de batterie lithium-ion pour petit bateau et son procédé de commande

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2017/005713 WO2018221761A1 (fr) 2017-05-31 2017-05-31 Structure de refroidissement d'enceinte de batterie lithium-ion pour petit bateau et son procédé de commande

Publications (1)

Publication Number Publication Date
WO2018221761A1 true WO2018221761A1 (fr) 2018-12-06

Family

ID=64455831

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2017/005713 Ceased WO2018221761A1 (fr) 2017-05-31 2017-05-31 Structure de refroidissement d'enceinte de batterie lithium-ion pour petit bateau et son procédé de commande

Country Status (1)

Country Link
WO (1) WO2018221761A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060027578A (ko) * 2004-09-23 2006-03-28 삼성에스디아이 주식회사 이차 전지 모듈 온도 제어 시스템
KR101212362B1 (ko) * 2007-04-04 2012-12-13 에스케이이노베이션 주식회사 열전 반도체소자를 이용한 전기 자동차의 배터리 온도 조절장치
KR20140031158A (ko) * 2010-08-12 2014-03-12 후루카와 덴끼고교 가부시키가이샤 배터리 온도 조절 시스템 및 배터리 온도 조절 유닛
KR20150131759A (ko) * 2014-05-16 2015-11-25 주식회사 엘지화학 열전 소자를 포함하는 전지모듈
KR20160030279A (ko) * 2013-11-01 2016-03-16 젠썸 오토모티브 시스템즈(차이나) 리미티드 전기화학적 전원에 대한 온도 제어 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060027578A (ko) * 2004-09-23 2006-03-28 삼성에스디아이 주식회사 이차 전지 모듈 온도 제어 시스템
KR101212362B1 (ko) * 2007-04-04 2012-12-13 에스케이이노베이션 주식회사 열전 반도체소자를 이용한 전기 자동차의 배터리 온도 조절장치
KR20140031158A (ko) * 2010-08-12 2014-03-12 후루카와 덴끼고교 가부시키가이샤 배터리 온도 조절 시스템 및 배터리 온도 조절 유닛
KR20160030279A (ko) * 2013-11-01 2016-03-16 젠썸 오토모티브 시스템즈(차이나) 리미티드 전기화학적 전원에 대한 온도 제어 장치
KR20150131759A (ko) * 2014-05-16 2015-11-25 주식회사 엘지화학 열전 소자를 포함하는 전지모듈

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