EP2984700A1 - Pièce échangeuse de chaleur - Google Patents

Pièce échangeuse de chaleur

Info

Publication number
EP2984700A1
EP2984700A1 EP14713464.7A EP14713464A EP2984700A1 EP 2984700 A1 EP2984700 A1 EP 2984700A1 EP 14713464 A EP14713464 A EP 14713464A EP 2984700 A1 EP2984700 A1 EP 2984700A1
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
exchanger component
layer
component according
heat
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.)
Withdrawn
Application number
EP14713464.7A
Other languages
German (de)
English (en)
Inventor
Caroline Schmid
Michael Moser
Nikolaus Daubitzer
Heiko Neff
Dominique Raible
Alexandra Schnaars
Volker Schall
Nic Sautter
Stefan Hirsch
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.)
Mahle Behr GmbH and Co KG
Original Assignee
Mahle Behr GmbH and Co KG
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 Mahle Behr GmbH and Co KG filed Critical Mahle Behr GmbH and Co KG
Publication of EP2984700A1 publication Critical patent/EP2984700A1/fr
Withdrawn legal-status Critical Current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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0031—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other
    • F28D9/0043—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other the plates having openings therein for circulation of at least one heat-exchange medium from one conduit to another
    • 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
    • H01M10/61—Types of temperature control
    • H01M10/615—Heating or keeping warm
    • 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
    • H01M10/625—Vehicles
    • 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
    • H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
    • 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
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
    • 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
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6554—Rods or plates
    • 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
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • 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
    • H01M10/6571—Resistive heaters
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0028—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for cooling heat generating elements, e.g. for cooling electronic components or electric devices
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/022—Heaters specially adapted for heating gaseous material
    • H05B2203/023—Heaters of the type used for electrically heating the air blown in a vehicle compartment by the vehicle heating system
    • 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 heat exchanger component of a
  • the invention also relates to an electrical energy storage device with such a heat exchanger component.
  • cooling plates For the temperature control of batteries of modern hybrid and electric vehicles usually fluid flowed through cooling plates and / or additional heating are used. Due to the generally better thermal conductivity, these cooling plates are usually made of metallic or electrically conductive materials. Since the battery cells used usually have a housing made of a metallic material, additional electrical insulation between the cooling plates and the battery cells is required to avoid short circuits and leakage currents.
  • thermally conductive material such as, for example, silicone
  • the application of such insulating layers is usually associated with considerable effort, for example.
  • An additional heating requires an additional component or an additional coating, which must be applied similar to the above-mentioned insulation layer or integrated as an additional external component in the cooling circuit. This results in further costs, and this solution is also disadvantageous in terms of the available space.
  • the present invention therefore deals with the problem for a
  • Heat exchanger component of the generic type to provide an improved or at least one alternative embodiment, which in particular avoids the disadvantages known from the prior art, but at least reduced.
  • the present invention is based on the general idea of a previously known cooling plate of a temperature control system of an electric
  • the heat exchanger component is thus formed from a carrier material and at least two layers, of which a first layer has an electrically insulating effect and a second layer has a temperature control, that is to say a cooling and / or a
  • insulating layer which may be formed theoretically by the carrier material itself, allows a direct coupling of the
  • Heat exchanger component with a housing of the energy storage or the same with battery cells, which also a compact design and optimal heat transfer, especially cooling can be achieved. Due to the multilayer structure of the invention
  • Heat exchanger component can be avoided in addition to the previously required separate and expensive application of the insulating plastic film, resulting in significant advantages in terms of the manufacturing process.
  • the multilayer structure of the heat exchanger component according to the invention also allows a completely separate production of the same and that about it also adapted to individual requirements, so that in general
  • Heat exchanger components can be produced, which optimally meet the respective requirements by an individually specified number of layers or an individually defined layer structure. In addition, that leaves
  • Heat exchanger component according to the invention the designer the greatest freedom in terms of design while reducing weight and cost.
  • the carrier material has fiber-reinforced plastic, the carrier material being, for example, as an organic sheet, as a fiber-reinforced tape or fiber-reinforced organic sheet or as a plastic laminate with integrated metal layers, in particular
  • Reinforcement layers for mechanical stiffening may be formed.
  • fiber mats are well known, for example from the plastic mold.
  • the fibers themselves may be short, long or continuous fibers, the fibers themselves being due to their relatively high tensile strength a significant stiffening of the invention
  • Heat exchanger component at the same time can cause extremely low weight. It is generally also possible to build up layers with several so-called tapes, wherein the individual tapes can be filled with different fibers or functional materials. This allows individual functions, such as mechanical strength, heating, insulation and
  • Diffusion leaks are divided, so as to obtain on the one hand optimal variability in the achievement of the requirements and on the other hand to limit the costs by the layer structure is assembled according to the requirements and with maximum necessary effectiveness.
  • the integration of functional materials can already be seen in the
  • Half-part production of z For example, fiber reinforced composites or prepregs, such as Organoblechen or tapes take place. This allows later forms for z.
  • a fluid guide such as, for example, fluid channels, are already prefabricated, whereby the later required for this
  • Forming process can be omitted.
  • Possible production methods here are, in particular, weaving or knitting of the fibers, which are then surrounded by the carrier material, for example a plastic matrix, in a further working step.
  • the carrier material for example a plastic matrix
  • such structures may also consist of a metallic or thermally conductive material (for example in the form of woven fabrics, knitted fabrics, meshes or formed parts) and subsequently with molded plastic surfaces or molded plastic parts
  • Hygienic fabric consisting of different fiber materials o.g.
  • Plastic surface also penetrate and in direct contact with the component to be cooled, that is, for example, the electrical energy storage stand. This would be the heat transfer compared to a
  • the penetrating components could be in contact with the external environment and thus cool the cooling fluid or cooling medium located in the interior of the heat exchanger component.
  • the heat exchanger component according to the invention with reverse heat conduction path is possible.
  • the second layer a Have enlarged surface, which is formed, for example, by mandrels or fins.
  • the second or further layer expediently has fluid channels through which a heat exchanger fluid or a heat exchanger medium can flow.
  • the multi-layer structure thus serves to integrate a channel system for the heat exchanger medium, which preferably has a direct heat-transferring contact with the electrical energy store to be tempered.
  • the shaped fluid channels may additionally contain elements for increasing the mechanical strength, which, for example, consist of metal or plastic and are inserted during the production process and / or integrally or materially bonded into the carrier material.
  • molded onto the second layer in particular molded, nozzle for supply / disposal of the second layer with
  • Heat exchange fluid may be provided, said fluid guide, which is not formed directly from the layer structure, may consist of different materials, for example. Plastic, metal, foam. The production of the external
  • Fluid guidance such as, for example, neck, can, inter alia, by the following
  • Manufacturing processes are implemented: injection molding (molding / encapsulation, in the injection molding tool, special processes, such as. Gas injection, fluid injection), gluing, thermoforming, stamping, blow molding, machining or die casting. Another possibility is the embossing or pressing of so-called. Organoblechen in certain forms. As a result, on one side a flat surface and on the other side a fluid guide can be formed without additional necessary material. This is realized by pressing existing matrix material made of the fiber-reinforced composite material into corresponding cavities of a pressing tool. This saves the additional Spritzsch process or additional components and / or material.
  • a nozzle-shaped opening can additionally be formed in the molding process, the possibility of reinforcing a later
  • sprayed or inserted nozzle offers or the molded nozzle-shaped opening can even represent this inlet or outlet.
  • An advantage of this method is the orientation of the fibers in the mechanically higher loaded transition from the heat exchanger component in the respective connection geometry. In order to obtain an even better fiber orientation and to connect a subsequently molded nozzle geometry even better with the heat exchanger component, for example, an organic sheet already in the preparation contain a recess that does not match the
  • Carrier material is provided. This recess can be kept free, for example, with a stamp. The exposed fibers can subsequently
  • Layer structure can be carried out both during the production of the layer structure as well as by subsequent mechanical processing. Furthermore, components with z. Eg tube geometries as inlet or outlet with
  • Method can be fixed with a heat exchanger component.
  • the integration of the electrically insulating layer is carried out by the material itself, for example by the carrier material, wherein an integration of a heater, for example.
  • a heater for example.
  • current-carrying metal layers between individual layer of the carrier material takes place.
  • a film or a Imprinting on the carrier material or the use of conductive fibers conceivable.
  • the heat transfer can be improved by the layer structure and thereby the
  • Carrier material with particles to improve the heat transfer eg. Metal particles are enriched.
  • Layer structure it is also possible to fill only certain layers with such particles, for example, to compensate for the occurring by these particles reduction in mechanical strength by other layers again.
  • plastic layers for diffusion-tightness compared to media in the heat exchanger can be used, of course, an additional compression of the plastic layers by, for example, chemical, chemical-electrical or physical (plasma) method can be used.
  • a membrane function with targeted directed diffusion for example from the surface of the heat exchanger component into this itself and further into a cooling medium flowing there. Due to the individually selectable layer structure is the
  • Temperature of the electrical energy storage in particular its cooling, variable and extremely flexible to produce. Individual layers can be produced or omitted depending on the requirements in a wide variety of combinations.
  • Fig. 1 is a schematic sectional view through a
  • Fig. 2 shows another embodiment of the invention
  • Heat exchanger component in a fluid channel and a heat-conducting structure and an enlarged surface for improved heat exchange
  • Fig. 3a shows another possible embodiment of a layer of
  • Heat exchanger component according to the invention with integrated
  • Fig. 3b is a representation as in Fig. 3a, but from the other side
  • Fig. 3c is a detail of an integrally formed on the layer
  • Fig. 4a is a detail of a reinforcement for mechanical
  • Fig. 4b is a sectional view of the invention
  • Fig. 6 shows a possible embodiment of a layer of
  • Heat exchanger component according to the invention with electrically operated heating device
  • Fig. 7a to 7d possible process steps for producing a nozzle, for example.
  • Fig. 9 is a representation as in Fig. 8, but with integrated nozzle.
  • the first layer 3 acts in an electrically insulating manner, whereas the second layer 4 permits temperature control, that is, cooling and / or heating of the electrical energy store 18.
  • the first layer 3 may be formed purely theoretically from the carrier material 2 itself or be enclosed by this.
  • the heat exchanger component 1 according to the invention shows further layers 5, 6, which, for example, each have a layer of the
  • Support material 2 are separated from each other.
  • the carrier material 2 may be formed from plastic, in particular from fiber-reinforced plastic, or as an organic sheet, as a fiber-reinforced tape or organic sheet or as a plastic laminate with integrated metal layers, for example.
  • a metallic reinforcement can, for example, by means of lamination, laminating, pressing, pultrusion, sintering,
  • fiber-reinforced composite materials are used, which not only allow a relatively high strength, but also a comparatively low weight of the heat exchanger component 1. Due to the multilayer structure of the heat exchanger component 1 according to the invention, it is also possible individual functions individual layers, such as.
  • the integration of functional materials such as, for example, carbon fibers, glass fibers or fibers in general, can already take place in the production of semifinished products, whereby later forms or transformations, for example, a fluid channel 7 (see Fig. 3), can be omitted.
  • the fibers can be arranged directed in the respective layer or in the substrate 2 or have an isotropic distribution, whereby the respective Layer has isotropic strength properties, that is, directional properties.
  • a fluid channel 7 extends, through which a heat exchange medium, for example. A coolant flows.
  • a thermally conductive structure 8 can be integrated, for example in the form of a good thermally conductive fabric, knitted fabric, grid or the like, which in the substrate 2 and in the material surrounding the fluid channel 7, is involved.
  • a thermally conductive structure 8 in particular metallic fabrics or knitted fabrics are suitable.
  • Heat exchanger medium can be achieved on a surface 9 of the second layer 4 and the heat exchanger component 1, wherein on this surface 9, for example, ribs, toes, mandrels or fins can be arranged to increase the surface and thus to increase the heat transfer rate.
  • this surface 9 for example, ribs, toes, mandrels or fins can be arranged to increase the surface and thus to increase the heat transfer rate.
  • the thermal conductivity and the heat transfer and thus the cooling effect can be significantly increased compared to a plastic surface.
  • the heat-conducting structure 8 is formed as a metal grid, then this can also take over the task of a reinforcement, that is, a mechanical stiffening of the respective layer 4.
  • FIG. 3 it can be seen that in the second layer 4 said fluid channel 7 is integrated, in which the heat exchange medium can flow.
  • the fluid channel 7 is delimited by two partial layers 4a and 4d of the second layer 4, wherein the two partial layers 4a and 4d (cf., FIGS. 3a and 3b) can be connected to one another by gluing or welding.
  • a nozzle 1 1 (cf., FIGS. 3 b and 3 c) can be integrally formed, in particular molded, over the second layer 4 or the partial layer 4 b a supply / disposal of the fluid channel 7 can be done with heat exchange medium.
  • the neck 1 1 longer be formed, so for example, an insert 12 with a plate-shaped bottom 13 (see Fig. 8) inserted into the nozzle 1 1 of the sub-layer 4b and, for example, so are tightly connected by welding or gluing.
  • a reinforcement 14 can be seen in individual layers of the heat exchanger component 1, wherein the reinforcement 14 can be embodied, for example, as a metallic knit fabric or mat and effects the mechanical stiffening of the heat exchanger component 1.
  • a punch 15 can be used, which punches a corresponding opening in the reinforcement 14.
  • FIGS. 7a to 7d The production of such an opening or a corresponding nozzle 1 1, 12 is shown in the method steps according to FIGS. 7a to 7d.
  • the plastic matrix 16, into which the reinforcement 14 is inserted is punched out by means of the punch 15.
  • the plastic fibers or the reinforcement 14 is thereby, as shown in FIG. 7b, not damaged.
  • the reinforcement 14, that is to say the individual fibers is reshaped in order to be able to spray the nozzle 1 1 in the subsequent method step, which is shown in FIG. 7 d.
  • the reinforcement 14 that is to say the individual fibers
  • Plastic matrix 16 also be designed as an organic sheet or tape.
  • the heat exchanger component 1 according to the invention it is now possible to replace a hitherto complex separate manufacturing of heat-transferring layers and additional electrical insulation now.
  • the heat exchanger component 1 according to the invention is also significantly reduced in weight compared to conventional heat-transmitting components.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Laminated Bodies (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

Pièce échangeuse de chaleur (1) d'un système de mise à température adéquate d'un accumulateur d'énergie électrique (18). Selon l'invention, la pièce échangeuse de chaleur (1) est constituée d'un matériau de support (2) et d'au moins deux couches (3, 4), dont une première couche (3) présente une action d'isolation électrique et une seconde couche (4) permet une mise à température adéquate, c'est-à-dire le refroidissement et/ou la chauffe de l'accumulateur d'énergie électrique (18). Cela permet d'obtenir une structure plus souple et simultanément plus légère.
EP14713464.7A 2013-04-12 2014-03-27 Pièce échangeuse de chaleur Withdrawn EP2984700A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201310206581 DE102013206581A1 (de) 2013-04-12 2013-04-12 Wärmeübertragerbauteil
PCT/EP2014/056207 WO2014166756A1 (fr) 2013-04-12 2014-03-27 Pièce échangeuse de chaleur

Publications (1)

Publication Number Publication Date
EP2984700A1 true EP2984700A1 (fr) 2016-02-17

Family

ID=50390094

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14713464.7A Withdrawn EP2984700A1 (fr) 2013-04-12 2014-03-27 Pièce échangeuse de chaleur

Country Status (5)

Country Link
US (1) US20160056512A1 (fr)
EP (1) EP2984700A1 (fr)
CN (1) CN105122539B (fr)
DE (1) DE102013206581A1 (fr)
WO (1) WO2014166756A1 (fr)

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WO2014166756A1 (fr) 2014-10-16
US20160056512A1 (en) 2016-02-25
CN105122539A (zh) 2015-12-02
DE102013206581A1 (de) 2014-10-16

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