WO2016110351A1 - Module d'accumulateur et unité d'alimentation en courant à plusieurs modules d'accumulateur - Google Patents

Module d'accumulateur et unité d'alimentation en courant à plusieurs modules d'accumulateur Download PDF

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Publication number
WO2016110351A1
WO2016110351A1 PCT/EP2015/076395 EP2015076395W WO2016110351A1 WO 2016110351 A1 WO2016110351 A1 WO 2016110351A1 EP 2015076395 W EP2015076395 W EP 2015076395W WO 2016110351 A1 WO2016110351 A1 WO 2016110351A1
Authority
WO
WIPO (PCT)
Prior art keywords
accumulator
power supply
supply unit
accumulator module
modules
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/EP2015/076395
Other languages
German (de)
English (en)
Inventor
Markus Liedel
Andreas Ewert
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of WO2016110351A1 publication Critical patent/WO2016110351A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/514—Methods for interconnecting adjacent batteries or cells
    • H01M50/516—Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • 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 an accumulator module with at least one accumulator for the power supply of a power consumer. Furthermore, the invention relates to an interface for connecting an accumulator module with another accumulator module and a power supply unit comprising at least two accumulator modules. The invention also relates to a power consumer and a power supply system.
  • Hedge trimmers cordless drill, entertainment devices such as radios, music systems or televisions, portable computers, electrical
  • Utensils such as portable vacuum cleaners, lawnmower robots, fans, electric heaters and heating coils, mobile phones, flashlights or electric powered vehicles such as electric bikes, electric wheelbarrows and the like. It is known that such
  • Power consumers may have removable accumulator modules.
  • the invention relates to an accumulator module, which is electrically coupled to a second accumulator module for the addition of their capacitances and mechanically fastened thereto.
  • the voltage or the available current can be increased and in particular adapted to the needs of an electrical power consumer.
  • an operating time may be extended with a charge of the accumulator modules.
  • both the voltage and the available current of the resulting power supply unit can be increased or adjusted, especially with an even number of accumulator modules.
  • a power supply unit consisting of the
  • Accumulator modules is formed by the mechanical attachment of the accumulator modules to each other a stability sufficient to the
  • Accumulator modules in an operating situation mutually support such that for any of the accumulator modules, which is not attached to a power consumer, no further support or fastening means are required.
  • the type of electrical coupling is selectable in that it is possible to couple the accumulator modules such that voltage addition or current addition results.
  • Accumulator modules for example, be coupled to each other at different locations. It is also conceivable that the type of electrical coupling between parallel connection and series connection can be switched, in particular by means of a switch. If an accumulator module is optional for
  • connection of two justify istsan somebodyn of the connecting means may be provided to two poles of the accumulator module in two different types of connection, namely in a first connection type for series connection and in a second connection type for parallel connection.
  • first connection type for series connection
  • second connection type for parallel connection
  • the potentials of the poles are reversed at the contacting terminals compared to the first type of connection.
  • parallel connection the respective higher and lower potentials of several
  • each accumulator module has an internal short-circuit protection.
  • the electrical coupling can, but does not have to take place at the same time, in particular not simultaneously, with the mechanical fastening process to; however, a common mechanical and electrical
  • the accumulator modules can be plugged together.
  • a section of an accumulator module can embrace a section of the other accumulator module.
  • one section of an accumulator module is in a recess of the other
  • Inserted accumulator module It is also conceivable to mechanically lock the accumulator modules in the assembled state, so that they can not be separated from one another without unlocking.
  • the mechanical connection and the electrical coupling are produced by the plugging and / or locking.
  • an adapter for mechanically connecting and / or electrically coupling differently designed accumulator modules It is also conceivable to produce the mechanical connection as a clamping connection. In this case, in particular, a protruding section of a connection device of one of the accumulator modules can be clamped in a depression of the accumulator module to be connected thereto.
  • the accumulator module has two
  • Accumulator module or electrically and mechanically connectable to a power consumer.
  • a modular system in which accumulator modules can be connected to each other or to a power consumer.
  • Accumulator module in particular on opposite sides of the accumulator, each arranged at least one connecting device. In this way, several accumulator modules can become one
  • Power supply stacked or connected to a block.
  • more than two accumulator modules can be used.
  • a plurality of connection devices on one side of the accumulator module.
  • accumulator modules for example, to a Akkumulatorriegel are connected by facing the connecting means provided sides of the accumulator modules each face each other and are connected to the first and the second connection means of an accumulator module in each case another accumulator module or a power consumer.
  • a row or a bar results from mutually opposite and mutually connected accumulator modules.
  • the latter in addition to the one or more connecting devices, has a charging connection, via which the accumulator module or a power supply unit, of which the
  • Accumulator module forms a part, is rechargeable.
  • Charging port designed in the form of a USB interface.
  • the interface of the charging port is from the interface, which is the
  • Connection device forms, different. However, it is also conceivable, an accumulator module or a power supply unit via a
  • Accumulator be mechanically connected.
  • an accumulator module which has a capacity of between 100 and 160 Wh.
  • two such accumulator modules can be arranged for power supply to an electrically driven vehicle, in particular to an electric bicycle.
  • the accumulator modules are removable from the electric bicycle. This has the advantage of having two single, smaller ones
  • Accumulator modules for transporting the electric bicycle can be removed during a flight from the electric bicycle and taken as hand luggage.
  • the danger that emanates from accumulator modules in a flight is due to the possibility of surveillance by the traveler and in addition by a so-enabled spatial and electrical separation of the
  • Accumulator modules significantly reduced from each other. By combining two accumulator modules with a respective capacity of 100 to 160 Wh, an acceptable range of the electric bicycle is achieved.
  • a connecting device for connecting two accumulator modules is proposed.
  • two matching connecting devices to each one of Connecting parts can be made to have at least two
  • Accumulator modules are connected to a power supply unit.
  • the accumulator modules are mechanically fastened to one another and electrically coupled to one another by means of the connecting device.
  • the connecting device to mechanical fastening means and
  • the connecting device may alternatively or additionally to the connection of an accumulator module with a
  • connection device can be arranged on a power consumer. It is conceivable one
  • a power supply unit which comprises at least two accumulator modules according to one of the embodiments described above.
  • the accumulator modules are electrically coupled to each other and mechanically fastened to each other, for which purpose a connecting device is arranged on each of the accumulator modules.
  • the accumulator modules form at least a part of
  • Power supply unit but preferably the entire
  • the connecting devices cause the electrical
  • Power supply unit can be extended by more accumulator modules, the power supply unit in addition to one or more
  • Connecting device may be formed between accumulator modules.
  • the power supply unit is designed as a block or stack or latch of accumulator modules.
  • Power unit can be handled as a single, independent element.
  • a high degree of flexibility can be achieved in that the accumulator modules can be combined in a mechanically different manner so that different forms of the power supply unit result.
  • the accumulator modules are individually interchangeable. This has the Advantage that individual accumulator modules can be replaced if they are defective, so that the overall function of the power supply unit can be maintained at low cost.
  • the accumulator modules can be connected in series in the power supply unit and / or
  • the individual accumulator modules by means of interconnection in the
  • Power supply unit for supplying power and / or voltage to an electrical connection of the power supply unit connected, wherein the interconnection of the accumulator modules determines whether their current or voltage or both are added to the terminal.
  • Power supply unit may be constructed in the manner of a modular system of the same and / or different accumulator modules. Also conceivable are pure interconnection or connection modules without their own
  • the power supply unit is constructed with identical or identical accumulator modules, which preferably all have the same connection device.
  • the power supply unit is constructed with identical or identical accumulator modules, which preferably all have the same connection device.
  • Accumulator modules all have the same capacity. For example, then a replacement accumulator module can be kept, which is a defective
  • the accumulator modules are mechanically connected to one another by being stuck together.
  • the accumulator modules can be without
  • the accumulator modules lock or jam together such that unintentional release of the accumulator modules from each other
  • the power supply unit has a charging connection, which is designed in particular as a USB interface.
  • the charging connection is preferably arranged on one of the accumulator modules.
  • a further embodiment of the power supply unit has a plurality, for example more than ten accumulator modules, resulting in a very flexible and fine adjustability of the capacity and voltage of the power supply unit. The accumulator modules can be compared to the
  • the power consumer is a muscle power and / or electrically driven vehicle, such as an electric bicycle. Due to the flexibly buildable power supply unit such a vehicle or other power consumers can be offered inexpensively with one or a few accumulator modules.
  • Retrofitting further accumulator modules in the power supply unit, the duration of use or the range or possibly by a higher voltage, the power consumption of the power or the vehicle can be increased.
  • the weight of a power consumer can be reduced, in particular a vehicle by individual
  • Accumulator modules are removed from the power supply unit, for example, if it is known that no long period of use or long reach is needed. In this way, you can temporarily save weight and use the vehicle more efficiently. Through a change in the
  • the roadholding of a vehicle can be changed and optimized, in particular, by omitting the accumulator module arranged at the top.
  • the power consumer has a
  • Connection device which is also used between accumulator modules of the power supply unit. In this way, there is a high degree of flexibility in the possibilities of connecting individual
  • Accumulator modules to a power supply unit.
  • it is proposed to supply an electric bicycle with two accumulators, each having a capacity of between 100 and 160 Wh, which are connected to a power supply unit.
  • the advantages are described above with respect to such accumulator modules.
  • a power supply system which comprises at least two different power consumers, which can be connected to a power supply unit according to the invention via one of the above-described connecting devices. In this way, a power supply unit at different
  • Power consumers are used. As a result, an increased use of the power supply unit and thus a better use of the capital tied up in it is possible.
  • the flexible design of the power supply unit also power consumers can be supplied with different power and voltage requirements, which further increases the flexibility.
  • FIG. 1 shows an embodiment of the power supply unit, in the three
  • Accumulator modules are stacked and connected to a terminal of a power consumer
  • FIG. 2 shows an embodiment of the power supply unit, in the four
  • FIG. 3 shows an embodiment of the power supply unit, in the four
  • Accumulator modules are connected to a latch and connected to a terminal of a power consumer, and
  • Figure 4 a muscle powered and / or electrically driven bicycle with a
  • FIG. 1 shows schematically a cross section through a stack
  • the accumulator modules 4a, 4b, 4c are constructed identically. They have the same capacity.
  • Accumulator modules 4a, 4b and 4c has a female connector 1 1a and a male connector.
  • Connecting device 1 1a and the male connecting device 1 1 b are arranged on opposite sides of the accumulator modules 4 a, 4 b and 4 c.
  • a male connecting device 11b engages in a female connecting device 11a, whereby the accumulator modules 4a, 4b and 4c are mechanically fastened to one another and electrically coupled.
  • the electrical connection is not explicitly shown. It is realized via connection contacts.
  • Power supply device 4 is connected via two connecting devices 1 1a, 1 1 b with a schematically illustrated connection device 3 of a power consumption, not shown.
  • the connecting devices 1 1a, 11b are identical to the other connecting devices 11a, 11b formed between the accumulator modules 4a, 4b and 4c. The power consumer can thus be supplied from the accumulator modules 4a, 4b, 4c.
  • Power supply device 4 can by one or more more
  • Power supply device 4 can be stacked.
  • the existing power supply unit 4 can be connected via the female part 11 a of a connecting device of the uppermost accumulator module.
  • For charging all accumulator modules 4a, 4b and 4c has the
  • Accumulator module 4a has a charging port 10.
  • Figure 2 shows schematically a cross section through a block
  • Accumulator modules 4a, 4b, 4c and 4d which are constructed identically. They are connected by means of connecting devices 11 a, 11 b to a power supply unit 4.
  • Each of the accumulator modules 4a, 4b, 4c and 4d has two female connectors 11a and two male connectors 11b which are complementary to each other. In the illustrated construction, each of the
  • Accumulator modules 4a, 4b, 4c and 4d via two connecting devices 1 1a, 11b connected. Respectively on opposite sides of the accumulator modules 4a, 4b, 4c and 4d are each a male
  • the accumulator modules 4a, 4b, 4c and 4d are preferably arranged on the corners of an imaginary square, so that imaginary
  • Connecting lines from an accumulator module 4a, 4b, 4c and 4d to its neighbors, with which it is connected via connecting means 11, are at an angle of at least approximately 90 °.
  • Accumulator module 4a is connected to a connection device 3 of a power consumer, not shown, via connecting devices 1a, 11b.
  • This connection device 1 1a of the power consumer is identical to the other connection means 11 a inside the block, which forms the power supply unit 4.
  • One of the accumulator modules 4a, 4b, 4c and 4d may have a charging connection, not shown.
  • one of the free connection devices 1 1a, 11b which are not connected to another accumulator module, can be connected to a complementary charging plug (not shown) for charging.
  • a complementary charging plug not shown
  • further accumulator modules can be attached to the free connection devices 1 1a, 11b in order to expand the block and thus the capacity of the power supply unit 4. It is also conceivable to take one or two of the accumulator modules.
  • the above structure of the power supply device can be changed. It is conceivable in the same structure interconnection modules through
  • FIG 3 shows schematically a cross section through a power supply unit 4, which is constructed in the form of a bolt.
  • the power supply unit 4 has four accumulator modules 4a, 4b, 4c and 4d, which are of identical construction. Each of these accumulator modules 4a, 4b, 4c and 4d carries on one of its
  • Accumulator modules 4a, 4b, 4c and 4d are aligned.
  • the accumulator modules 4a, 4b, 4c and 4d are staggered to each other so that they form a latch.
  • At one end of the bolt is a free female connector 11 a and at the other end a free male connector 1 1 b arranged. With one of these free connection devices 11 a, 11 b may be connected to a connection device 3 of a power consumer, not shown.
  • One of the accumulator modules 4a, 4b, 4c and 4d may have a charging connection, not shown.
  • FIG. 4 shows a muscle power and / or electrically driven bicycle 1 in a view.
  • the bicycle 1 has a central drive unit 2, which is supplied with power by a power supply unit 4.
  • the drive unit 2 is connected in this example with pedal cranks 7 and 8 and transmits their power via a chain 5 and a sprocket 6 on the rear wheel 9.
  • Power supply unit 4 comprises two accumulator modules 4a and 4b. These two accumulator modules 4a, 4b are electrically coupled via two connecting devices, which are designated together by the reference numeral 11, and mechanically fastened to one another.
  • the bicycle 1 has a connection device 3, which in the example shown is connected to the bicycle frame 12. At this, the power supply unit 4 via another, identical
  • Connecting means 1 1 are mechanically fastened, wherein it is also electrically coupled to the bicycle 1.
  • the shown arrangement of the power supply unit 4 makes it easy to remove the battery modules 4a and 4b from the bicycle 1.
  • the connecting devices are designed to be easily detachable.
  • the accumulator modules 4a and 4b can be separated from each other, so that they can be stowed individually in the hand luggage, for example, in a flight of a user of the bicycle.
  • the bicycle 1 then has no accumulator modules more and can safely in one

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

La présente invention concerne un module d'accumulateur (4a, 4b, 4c, 4d) comprenant au moins un accumulateur destiné à alimenter en courant un consommateur de courant électrique (1). L'invention est caractérisée en ce que le module accumulateur (4a, 4b, 4c, 4d) comporte un moyen de connexion mécanique et électrique (11a, 11b) pour la connexion à un autre module accumulateur (4a, 4b, 4c, 4d). Le module accumulateur (4a, 4b, 4c, 4d) peut être couplé électriquement et fixé mécaniquement à l'autre module accumulateur (4a, 4b, 4c, 4d) par le biais du moyen de connexion (11a, 11b) de telle sorte que la capacité électrique du module accumulateur (4a, 4b, 4c, 4d) est combinée à la capacité électrique de l'autre module accumulateur (4a, 4b, 4c, 4d) pour former une unité d'alimentation en courant électrique et mécanique (4) avec l'autre module accumulateur (4a, 4b, 4c, 4d).
PCT/EP2015/076395 2015-01-09 2015-11-12 Module d'accumulateur et unité d'alimentation en courant à plusieurs modules d'accumulateur Ceased WO2016110351A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015200183.0A DE102015200183A1 (de) 2015-01-09 2015-01-09 Akkumulatormodul und Stromversorgungseinheit mit mehreren Akkumulatormodulen
DE102015200183.0 2015-01-09

Publications (1)

Publication Number Publication Date
WO2016110351A1 true WO2016110351A1 (fr) 2016-07-14

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PCT/EP2015/076395 Ceased WO2016110351A1 (fr) 2015-01-09 2015-11-12 Module d'accumulateur et unité d'alimentation en courant à plusieurs modules d'accumulateur

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Country Link
DE (1) DE102015200183A1 (fr)
WO (1) WO2016110351A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250141017A1 (en) 2023-10-26 2025-05-01 GM Global Technology Operations LLC Battery casing module assembly
DE102024110413A1 (de) * 2024-04-15 2025-10-16 Bayerische Motoren Werke Aktiengesellschaft Elektrische Energiespeichervorrichtung zum Speichern von elektrischer Energie

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1475853A1 (fr) * 2003-05-08 2004-11-10 Rainer K. Dr. Liedtke Dispositif de stockage d'énergie flexible pour appareils électriques mobiles
WO2008035872A1 (fr) * 2006-09-18 2008-03-27 Lg Chem, Ltd. Module de batterie et bloc-batterie de taille moyenne ou grande comprenant ce module
EP2338188A2 (fr) * 2008-09-30 2011-06-29 MAGNA STEYR Fahrzeugtechnik AG & Co KG Module de stockage d'énergie
US20120009462A1 (en) * 2010-07-12 2012-01-12 Gm Global Technology Operations, Inc. Support feature for joining of battery cell tabs
EP2605306A2 (fr) * 2009-01-19 2013-06-19 Li-Tec Battery GmbH Dispositif d'accumulation d'énergie électrochimique
US20140113172A1 (en) * 2012-10-23 2014-04-24 Li-Tec Battery Gmbh Energy storage device, battery with two of said energy storage devices, as well as a method for interconnecting said energy storage devices

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011011432A1 (de) * 2011-02-16 2012-08-16 Francesco Furlanetto Batteriezelle und Batterie für Elektrofahrzeuge

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1475853A1 (fr) * 2003-05-08 2004-11-10 Rainer K. Dr. Liedtke Dispositif de stockage d'énergie flexible pour appareils électriques mobiles
WO2008035872A1 (fr) * 2006-09-18 2008-03-27 Lg Chem, Ltd. Module de batterie et bloc-batterie de taille moyenne ou grande comprenant ce module
EP2338188A2 (fr) * 2008-09-30 2011-06-29 MAGNA STEYR Fahrzeugtechnik AG & Co KG Module de stockage d'énergie
EP2605306A2 (fr) * 2009-01-19 2013-06-19 Li-Tec Battery GmbH Dispositif d'accumulation d'énergie électrochimique
US20120009462A1 (en) * 2010-07-12 2012-01-12 Gm Global Technology Operations, Inc. Support feature for joining of battery cell tabs
US20140113172A1 (en) * 2012-10-23 2014-04-24 Li-Tec Battery Gmbh Energy storage device, battery with two of said energy storage devices, as well as a method for interconnecting said energy storage devices

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