EP1340637A2 - Dispositif d'échange de chaleur - Google Patents

Dispositif d'échange de chaleur Download PDF

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Publication number
EP1340637A2
EP1340637A2 EP03002749A EP03002749A EP1340637A2 EP 1340637 A2 EP1340637 A2 EP 1340637A2 EP 03002749 A EP03002749 A EP 03002749A EP 03002749 A EP03002749 A EP 03002749A EP 1340637 A2 EP1340637 A2 EP 1340637A2
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
exchanger assembly
component
exchanging heat
components
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.)
Granted
Application number
EP03002749A
Other languages
German (de)
English (en)
Other versions
EP1340637A3 (fr
EP1340637B1 (fr
Inventor
Michel Brun
Christophe Schmittheisler
Pascal Miss
Gregory Lucas
Yannik Laumonnerie
Mathieu Mougey
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 France Rouffach SAS
Original Assignee
Behr France Hambach SARL
Behr France Rouffach SAS
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
Family has litigation
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Application filed by Behr France Hambach SARL, Behr France Rouffach SAS filed Critical Behr France Hambach SARL
Publication of EP1340637A2 publication Critical patent/EP1340637A2/fr
Publication of EP1340637A3 publication Critical patent/EP1340637A3/fr
Application granted granted Critical
Publication of EP1340637B1 publication Critical patent/EP1340637B1/fr
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • F24H3/0429—For vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • F24H3/0429—For vehicles
    • F24H3/0435—Structures comprising heat spreading elements in the form of fins
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • F24H3/0429—For vehicles
    • F24H3/0452—Frame constructions
    • F24H3/047—Multiple-piece frames assembled on their four or more edges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • F24H3/0429—For vehicles
    • F24H3/0452—Frame constructions
    • F24H3/0476—Means for putting the electric heaters in the frame under strain, e.g. with springs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/18—Arrangement or mounting of grates or heating means
    • F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
    • F24H9/1863—Arrangement or mounting of electric heating means
    • F24H9/1872—PTC

Definitions

  • the present invention relates to a device for Exchange of heat.
  • the present invention relates Invention a device for exchanging heat for a Motor vehicle.
  • Devices for exchanging heat are being used today Application, for example in motor vehicles, room air conditioning systems and the like to heat a working medium to supply or withdraw from it.
  • Working medium for example, a liquid, a gas or be a gas mixture.
  • an electric heater for Heating air for use in a motor vehicle electrical heating elements and heat conductors to which the-zu Warming air flows past.
  • electrical heating elements For example, ceramic heating elements with positive Temperature coefficients (PTC heating elements) used.
  • the heat emitted by the heating elements is by means of Heat conductors, which for example in the form of corrugated fins or lamellas are executed and which in a to be heated Air flow are arranged, discharged.
  • Object of the present invention is to provide a Apparatus for exchanging heat that is designed so that the device has a simplified construction and that their heating properties in a simple manner given in each case Purpose can be adjusted.
  • the inventive device for Exchange of heat at least a first heat exchanger assembly on, which consists of at least a first and a second and a third component.
  • the components of the first Heat exchanger assembly to touch so that a Exchange of thermal and / or electrical energy between allows the components.
  • a particularly preferred embodiment of a first Heat exchanger assembly accordingly has at least a first Component on which at least one electric heating element includes.
  • This first component comes with an electric Power source connected.
  • the electric heating element of the first Component changes depending on the heating element flowing through electric current its temperature '.
  • heating element in the sense of the present Invention is an element or a group of elements too understand by which electrical energy into heat energy is converted.
  • Such heating elements can, for example ceramic heating elements with positive temperature coefficients (PTC heating elements).
  • PTC heating elements positive temperature coefficients
  • other heating elements such as resistance heating elements, Plasma heating elements or the like use Find.
  • the first heat exchanger assembly at least a second component, for example, corrugated ribs or lamellar and is made of thermally conductive Material exists.
  • This second component serves the Exchange heat with a heat exchanger assembly flowing medium.
  • the medium flowing around the first heat exchanger assembly is preferably a gaseous medium or a liquid medium. This is particularly preferably the first heat exchanger assembly circulating medium air, which in a motor vehicle in the Vehicle interior is promoted to temper this.
  • the first heat exchanger assembly also has at least one third component, which between at least a first Component of the first heat exchanger assembly and at least a second component of the first heat exchanger assembly is arranged.
  • This contact element is designed so that it thermal and / or electrical energy conducts.
  • the third component of the first heat exchanger assembly made of at least one material with defined thermal and / or electrical conductivities, such as Metals or metal alloys or other materials with similar thermal and / or electrical properties.
  • the contact of the components is permanently maintained and there are no unwanted changes in efficiency Exchange of thermal and / or electrical energy between on the components.
  • Invention has the inventive device for replacement of heat at least a second heat exchanger assembly. Similar to the first heat exchanger assembly, the second Heat exchanger assembly at least a second component, for example, corrugated or lamellar is executed and made of thermally conductive material. The second component of the second heat exchanger assembly serves also the exchange of heat with the Heat exchanger assembly around flowing medium.
  • the inventive device for exchanging heat is further characterized in that the second Heat exchanger assembly has a first component, which in Unlike the first component of the first Heat exchanger assembly defined from a material electrical and thermal conductivity.
  • the Temperature of the first component of the second Heat exchanger assembly is essentially independent from an electric current flowing through this component.
  • the second heat exchanger assembly also has one third component, which between at least a first Component of the second heat exchanger assembly and at least a second component of the second heat exchanger assembly is arranged.
  • this contact element is so Running that there is thermal and / or electrical energy passes.
  • the third component of the second heat exchanger assembly consists preferably of a material with defined thermal and / or electrical conductivities, such as Metals or metal alloys or other materials with similar thermal and / or electrical properties.
  • the contact of the components is permanently maintained and there are no unwanted changes in efficiency Exchange of thermal and / or electrical energy between on the components.
  • the dimensions of the second heat exchanger assembly correspond to the dimensions of the first Heat exchanger assembly.
  • the dimensions of the second correspond Heat exchanger assembly at least partially the dimensions a plurality of juxtaposed first heat exchanger modules.
  • Such first and second heat exchanger assemblies with Different configurations can be considered standardized Modules for the production of devices according to the invention for Exchange of heat use find. This can be easy on Way an adaptation of the heating properties to each required requirements.
  • the production of Devices for exchanging heat from such standardized modules with first and / or second Heat exchanger modules thus represents a modular system for Such devices.
  • the composition of the first, second and / or third Connecting material is chosen so that at least one of the temperature dependent material property of the first, second and / or third bonding material, such as the Thermal expansion coefficient, the elasticity, the Plasticity, stiffness or the like, the same Material property of at least one of the production of the first, second and / or third component used Materials of the first and / or second heat exchanger assembly at least partially.
  • this corresponds to the temperature dependent Material property of the first, second and / or third Connecting material of the same material property at least one of the materials from which the first, second and / or third Component of the first and / or second heat exchanger assembly exist in the temperature range between -50 ° C and + 300 ° C, preferably in the temperature range between -30 ° C and + 250 ° C, particularly preferably in the temperature range between -30 ° C and + 170 ° C, at least in part, preferably substantially Completed.
  • composition of the first, second and / or third Connecting material is chosen so that it is the replacement of thermal and / or electrical energy between the Components of the heat exchanger assemblies and / or between the Heat exchanger assemblies favors.
  • composition of the first, second and / or third Connecting material is chosen so that there is a change the surface finish of the connection material adjacent surfaces of the components of
  • Heat exchanger assemblies inhibits, preferably prevented.
  • the first, second and / or third prevents Connecting material a change in the oxidation number of the connecting material adjacent material of the components of Heat exchanger assemblies.
  • the first, second and / or third Connecting material thus provides one at the same time Corrosion protection, which is a corrosion, in particular a Oxidation of the surfaces of the components of Heat exchanger assemblies inhibits, preferably prevented.
  • first, second and / or third connecting material surrounds the Components of the heat exchanger modules essentially Completed.
  • first components of the first heat exchanger assembly are so arranged that they are a predetermined distance from each other and from the outer boundaries of the heat exchanger assembly respectively.
  • first Components of a first heat exchanger assembly arranged so that they have an offset to the first components of at least one further heat exchanger assembly arranged to a better heat distribution over the entire heating block too to reach.
  • the first components of the second heat exchanger assembly standardized functional elements whose physical Properties are predefined in the way that these are both conduct electricity and thermal energy, electrical Electricity and thermal energy isolate electricity conduct and isolate thermal energy or electrical power isolate and conduct thermal energy.
  • the device for exchanging heat thereby characterized in that the heat exchanger assemblies combined so be that a given amount of heat, between the whole Apparatus for exchanging heat and the Heat exchange components circulating medium is interchangeable.
  • the combination of the first heat exchanger modules with second heat exchanger modules allows the specification of the maximum amount of heat to be dissipated the entire device to the the heat exchanger components flowing around medium.
  • the device for exchanging heat characterized that the heat exchanger assemblies are combined so that the Amount of heat, which between a portion of the device for, exchange of heat and the heat exchanger assemblies flowing medium, regardless of the amount of heat, which between another part of the device for, Exchange of heat and the heat exchanger assemblies flowing medium is exchangeable, is definable.
  • the second components of the first Heat exchanger assembly and / or the second components of second heat exchanger assembly cooling fins which of the electric heating elements, preferably the PTC heating elements remove discharged heat and with the medium flowing around them, For example, air, replace.
  • these are Cooling fins wavy cooling fins or corrugated fins that out an electrically and / or thermally conductive material, such as Example aluminum or a similar material, manufactured become.
  • the physical properties of the first component of second heat exchanger assembly are at a preferred Embodiment of the device according to the invention in particular so defined that a transport of thermal and / or electrical energy is favored.
  • the first component of the second heat exchanger assembly consists Accordingly, from a material which the previously described has physical properties and which of this Reason the transport of thermal and / or electrical Energy favors or inhibits.
  • Such a material may be, for example, a material which conducting electricity and conducting heat or which is in the is essentially electricity-insulating and heat-insulating or which conducting electricity and substantially is heat-insulating or substantially electricity-insulating and is thermally conductive. Both the heat-insulating effect as also the electricity-insulating effect can hereby be different pronounced. There is also the Possibility of a material with variable electricity and electricity To use heat conduction properties, these Properties influenced by an impact on the material can be.
  • the line of an electric current can hereby for example by the transport of free charge carriers within the material from which the first component of the second heat exchanger assembly is constructed, done.
  • a transmission of thermal energy can, for example by a transmission of molecular vibrations, in particular Brownian motion, by means of molecular collisions or the like respectively.
  • the propagation of heat energy occurs within the material from which the first component of the second heat exchanger assembly is constructed analogous to the Laws of the Propagation of Matter by Diffusion.
  • a preferred embodiment of the present invention is characterized in that the shape and dimension of the first Component of the second heat exchanger assembly (standardized Functional element) is selected so that the flow resistance which the first component of the second heat exchanger assembly the medium flowing around opposes them in a predetermined Relative to the flow resistance is the first Component of the first heat exchanger assembly they opposes the flowing medium.
  • Shape and dimension of the first component of the second Heat exchanger assembly designed so that they the Heat exchanger assembly an arbitrarily definable Opposes flow resistance.
  • this has a recording device, which in particular at least a first and second having lateral frame legs.
  • a recording device which in particular at least a first and second having lateral frame legs.
  • this Receiving device preferably between the first and second frame leg is arranged at least one heating block, or constructed from one or more heat exchanger assemblies is.
  • the first and second frame legs are included preferably parallel to the longitudinal axis of the heat exchanger assemblies oriented.
  • the receiving device upper and / or lower frame legs, which at the top and / or lower longitudinal ends of the heat exchanger assemblies are arranged.
  • at least parts of Heat exchanger assemblies preferably a central region of the Heat exchanger assemblies, essentially within of the Frame legs spanned surface arranged.
  • frame leg in the context of the present invention is a Element or group of elements to understand which an outer termination of one between several frame legs recorded or arranged element forms and which itself essentially in the plane of the heat exchanger assemblies extends.
  • the device is for Exchange of heat characterized in that the lateral Frame legs by an upper and / or lower Frame legs are connected so that they are in a given Distance from each other.
  • the upper and / or lower frame legs formed as end caps.
  • an end cap in the context of the present invention is an element or to understand a group of elements, which one predetermined completion of the heat exchanger assembly or'des Heating block forms at least in an extension direction.
  • an end cap is preferably designed that the heating block engages in the end cap, preferably engages at least partially positive fit, or that the End cap surrounds the heating block or parts of the heating block.
  • the frame legs consist of an electrical, non-conductive material, preferably plastic, such as Example PVC (polyvinyl chloride), PE (polyethylene), PP (Polypropylene), silicones and silicone derivatives, TPE (Thermoplastic elastomers), epoxy resins, thermosets, teflon or similar.
  • plastic such as Example PVC (polyvinyl chloride), PE (polyethylene), PP (Polypropylene), silicones and silicone derivatives, TPE (Thermoplastic elastomers), epoxy resins, thermosets, teflon or similar.
  • the frame legs consist of a combination of electrically conductive material, such as a metal and a plastic.
  • metal preferably takes place Aluminum and aluminum alloys, titanium and titanium alloys, Iron and iron alloys, zinc and zinc alloys or like use.
  • the frame legs of the receiving device have in one particularly preferred embodiment of the invention Device a hollow profile-shaped or shaped profile-shaped Cross-section, preferably a U-shaped, an I-shaped, an L-shaped, a T-shaped, a V-shaped Cross section or the like.
  • the device for exchanging heat is in another Embodiment characterized in that at least one of Heat exchanger assemblies with at least one frame leg connected is.
  • this compound is replaced by a Plug connection, a screw connection, an adhesive connection, a welded joint and / or the like fixed.
  • the receiving device for the device for the exchange of Heat is still in a preferred embodiment by it characterized in that it comprises an element which is at least engages between two components of a heat exchanger assembly to delocalise the heat exchanger assemblies or the Counteract components of the heat exchanger assemblies.
  • This Element may for example be a defined spacer, between two heat exchanger assemblies or between two Components is arranged and made of a non-conductive Material is made, so that an electrically conductive connection between the two heat exchanger assemblies or the components is prevented.
  • the device is for Exchange of heat characterized in that the Receiving device has a recess or implementation, in which at least one component, in particular the Contact sheet of the first and / or second heat exchanger assembly, intervenes.
  • At least one component of the receiving device of a Device for exchanging heat is in another Embodiment with a housing part of an air conditioner connectable.
  • the device according to the invention can a component of the receiving device with the housing part an air conditioner integrally formed or in the housing part be integrated.
  • At least one component of the receiving device have an electrical connection to the Receiving device, which in turn with the Heat exchanger assemblies are in electrically conductive contact can be with the contacts of an electrical power supply too connect.
  • standardized Functional element By a Combination of electrically conductive and electrically non-conductive standardized functional elements is a power supply the electric heating elements in an arbitrarily definable electrical circuit arrangement possible.
  • the first components of the first heat exchanger assemblies of Apparatus for exchanging heat also directly and / or indirectly electrically conductive with at least one current source connected.
  • An indirect electrically conductive connection is in this case preferably via a contact of the PTC heating elements with made the contact elements.
  • Another indirect Electrically conductive connection may involve the Wellrüppen be made in the circuit. The electric Connection of the PTC heating elements with the power source then takes place for example, via one or more contact elements as well one or more corrugated ribs. In this way, several can PTC heating elements connected in parallel or in series become.
  • the heating elements are on the one hand with the positive pole one Power source connected indirectly via one of the contact elements and also indirectly via another Contact element with the receiving device, within which the Heat exchanger assemblies are arranged and which preferably made of an electrically conductive material such as Aluminum is made.
  • the receiving device is here connected to the negative pole of the electrical power source.
  • the device is for Exchange of heat in an air conditioning system of a motor vehicle used to warm the indoor air of the To enable motor vehicle.
  • air in the interior of the Vehicle is initiated, heated.
  • the air conditioning has moreover, preferably a compressor, condenser, Dryer / collector, expansion valve and an evaporator on.
  • the device preferably in the flow channel of the ventilation system a Air conditioning system, in addition to a single-flow channel, especially multi-flow Flow channels suitable for use in the device.
  • a Air conditioning system in addition to a single-flow channel, especially multi-flow Flow channels suitable for use in the device.
  • An inventive device for the exchange of heat can for heating in the interior of a motor vehicle Guided air can be used.
  • the device can hereby in addition to the commonly used heat exchangers in be used in a motor vehicle and is preferably while in operation until the heating and cooling circuit of a Motor vehicle available heat of the Internal combustion engine is sufficient to sufficiently warm the to reach into the vehicle interior guided air.
  • Another embodiment finds the invention Device use in motor vehicles with low Fuel consumption, the heat of combustion of the engine so low is that not enough heat energy sufficient Heating the interior is present.
  • Fig. 1 shows a schematic representation of an apparatus for Exchange of heat according to the prior art.
  • a heating block 1 consisting of several side by side arranged heat "täuscherbaumaschinemaschine für ”
  • Heat exchanger assembly 2 has as a first component electrical Heating elements, preferably strip-shaped PTC heating elements 3a, 3b on.
  • the Heat exchanger assembly 2 For a better heat transfer between the PTC heating elements 3a, 3b and a corrugated fin to reach 4, the Heat exchanger assembly 2, a contact plate 5 on that between the PTC heating elements 3a, 3b and the corrugated fin 4 is arranged and which / with the PTC heating element and the corrugated fin electrically and thermally conductively connected.
  • the rectangular heating block 1 is in a rectangular Frame 6 with four frame legs 6a, 6b, 6c, 6d arranged and is clamped with a spring 7 in this context.
  • the PTC heating elements are connected to a voltage source 8, wherein the circuit via a contact plate 5, a corrugated fin. 4 and at least one frame member 6c is closed.
  • a voltage source 8 wherein the circuit via a contact plate 5, a corrugated fin. 4 and at least one frame member 6c is closed.
  • two heat exchanger assemblies are electrically connected in parallel.
  • Fig. 2 illustrates a preferred embodiment according to the
  • the rectangular heating block 11 is in a rectangular frame 16 with four frame legs 16a, 16b, 16c, 16d held.
  • the frame leg has a substantially U-shaped cross-section on.
  • FIG. 2 In the embodiment of FIG. 2 is a first Heat exchanger assembly 12a shown which PTC heating elements 13a, contact plates 15a, 15b and a corrugated fin 14a has. By means of the electrical contact 19a are the PTC heating elements 13a connected to a power source 18a.
  • the heating block 11 also has a second heat exchanger assembly 12b. She has next to the contact plates 15c, 15d, the corrugated fin 14b, a first component 13b, in contrast to the first Component 13a of the first heat exchanger assembly no Has heating element.
  • This first component 13b of the second heat exchanger assembly is not essentially a through the component flowing electric current affects and does not provide electric heating element but is a standardized Functional element, for example, a predetermined distance to hold between the contact plates 15c, 15d and a defined transition of energy between the contact sheets 15c, 15d to ensure.
  • this first Component of the second heat exchanger assembly 13b a defined electrical and thermal conductivity.
  • the fixation of the heat exchanger assemblies and their components takes place through a first, second and third Connecting material, which partially 30a, 50a or full surface 30b, 30c, 50b, 50c on the surfaces of the components and / or Heat exchanger assemblies, and more preferably between the Components and / or heat exchanger assemblies is arranged.
  • Fig. 3 shows a schematic detail of a first Heat exchanger assembly with PTC heating element 32.
  • the PTC heating element 32 is between two contact plates 35b and 35c arranged.
  • a first joining material 30a, 30b, 30c which provides the arrangement of the components the first heat exchanger assembly fixed to each other.
  • Corrugated ribs 34 a, 34 b Following the two contact plates 35b, 35c are the Corrugated ribs 34 a, 34 b arranged, which with the first Connecting material to the contact plates 35b, 35c are fixed.
  • the compound is the individual components of the first heat exchanger assembly so designed that the exchange of thermal and electrical Energy between the individual components is favored.
  • connecting material within the meaning of the present Invention is a material to be understood, due to its physical and / or chemical properties of the solid Connection between different components or assemblies allows and its dependent on the temperature Material properties of at least one material property of used materials at least partially corresponds.
  • the temperature range in which the Material properties are essentially the same between - 50 ° C and + 300 ° C, preferably between -30 ° C and + 250 ° C and more preferably between -30 ° C and + 170 ° C.
  • the first connection material 30a are arranged so that only in the areas in which the components touch, the Connecting material is provided.
  • Connecting material 30b, 30c also on the entire surface of the Components are applied to the different components to fix each other and in addition with the Covering compound provided surfaces.
  • the bonding material serves in the touch areas for fixing the components and additionally in the Touch areas and on the surfaces as protection of Components against external influences, for example, too Corrosion of the surfaces or the entire component lead could.
  • Fig. 4a shows a sectional view of the first Heat exchanger assembly along the section line A, wherein next to the individual components of the heat exchanger assembly also the Connecting material is shown.
  • the PTC heating element 42 touches the two contact plates 45c, 45b and is through the Connecting material 40b connected to the contact plates.
  • the Contact plates 45b, 45c are furthermore connected to the corrugated ribs 44a, 44b connected by the connecting material 40a, 40c.
  • the Heat exchanger assembly is made by two more contact plates 45a, 45d completed on both sides. These are also with the Cooling ribs 44a, 44b through the connecting material 40a, 40c connected.
  • Fig. 4a is in this embodiment the bonding material substantially on the surfaces of arranged individual components and fills the free space between the two contact plates 45b, 45c not from.
  • Fig. 4b is another particularly preferred embodiment a first heat exchanger assembly shown in which the Area between the contact plates 45b, 45c, not through the PTC heating element 42 is occupied by the Connecting material 40d is filled.
  • the connecting material in addition to the connection of the components by the Connecting material, fills the connecting material in one Particularly preferred embodiment, the cavity between the Individual components from around thereby the outer form of the Heat exchanger assembly, in particular with respect to Flow resistance adaptable to the respective requirements shape.
  • Fig. 5 shows a second heat exchanger assembly without Heating element, which is a standardized functional element (first Component of the second heat exchanger assembly) 52.
  • This standardized functional element 52 is by means of a first bonding material 50b with the two contact sheets 55b, 55c connected.
  • the corrugated fins 54a, 54b join the contact plates 55b, 55c and are also by a second bonding material 50a, 50c with respect to the contact sheets fixed.
  • the heat exchanger assembly of two Contact plates 55a, 55d completed on both sides.
  • Fig. 5 on the left side of the heat exchanger assembly a connection method, in which the connecting material 50c over the entire surface of the Components has been applied.
  • Connecting material 50a On the right side of the illustration is the use of the Connecting material 50a on the area of the contact points between the contact sheets 55a, 55b and the corrugated fin 54a limited.
  • Fig. 6 shows an embodiment of an apparatus for Exchanging heat in which the receiver 67a has an element 66b that is connected between the two components 65a, 65b engages the first heat exchanger assembly.
  • the projection 66a forms a lateral end segment of End cap 67 a and protects the heat exchanger assembly or the Heating block, among other things against mechanical stress.
  • the heating block according to FIG. 6 furthermore has heating elements 62a, 62c, standardized functional elements 62b, cooling fins 64a, 64b and Contact plates 65a, 65b, 65c on.
  • the receiving device 67a, 67b is at the top and bottom of the heating block arranged, wherein the receiving device comprises two elements 67 a and 67b as upper and lower end cap.
  • To operate the electric heating elements are the heat exchanger modules with connected to the voltage sources 63a and 63b.
  • Fig. 7a is a detail of a device for replacement of heat shown in FIG. 6, the receiving device 77a has projections.
  • the projection 76b engages between the two contact plates 75a, 75b and is through a Connecting material 70c fixed to the contact plates 75a, 75b.
  • the bonding material which is applied in excess, forms a positive connection between the individual Components of the heat exchanger modules and also connects the contact sheets 75a, 75b with the end cap 77a.
  • the projection 76a is according to the one shown here Embodiment not with the contact plate 75c by a Connecting material connected. In a further development of present invention is between the projection 76 a and the Contact plate 75c provided a connecting material.
  • Fig. 7b is another embodiment of a device for exchanging heat with a receptacle represented, which has no projection.
  • This Receiving device is also in this embodiment as Designed so that the heating block on its upper or Bottom is fixed.
  • the end caps are at the given Dimensions such as the dimensions of a flow channel, customized.
  • Fig. 7b shows next to the receiving device 77a the Heating element 72a, the cooling fins 74a, 74b, the standardized Functional element 72b, the contact plates 75a, 75b, 75c and the Areas of bonding material 70a, 70b, 70c.
  • the end cap 77a is not connected by a connecting material to the heating block but stands with this only in one at least partially positive connection.
  • Fig.8 shows various modules in the sense of the present Invention, which have at least two components and which for the manufacture of heating blocks with each different requirements for the heating properties are suitable.
  • Fig. 8a shows a particularly preferred embodiment of a first heat exchanger assembly consisting of two PTC heating elements 82a, a contact plate 85a and a cooling rib 84a.
  • Fig. 8b shows a particularly preferred embodiment, the in addition to a cooling rib 84a two contact plates 85a, 85b has on both sides of the cooling rib 84a.
  • Fig. 8c shows a heat exchanger assembly consisting of a Cooling rib 84a and a contact plate 85a consists.
  • Fig. 8d shows a particularly preferred embodiment of a second heat exchanger assembly, in addition to a standardized Functional element 82b, a contact plate 85a and a cooling fin 84a.
  • Fig. 8e is a combination of a plurality of cooling fins 84a and Contact plates 85a, 85b, 85c shown.
  • the two cooling fins 84a are arranged on both sides of a contact plate 85b and are laterally by two cooling plates 85a, 85c completed.
  • connection and fixation of the modules shown in Fig. 8 to a heating block is carried out by a first, second and / or third compound that either only in the Touch area of the modules is present or the surface completely surrounding the components.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
EP03002749A 2002-02-26 2003-02-06 Dispositif d'échange de chaleur Revoked EP1340637B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10208152 2002-02-26
DE10208152A DE10208152A1 (de) 2002-02-26 2002-02-26 Vorrichtung zum Austausch von Wärme

Publications (3)

Publication Number Publication Date
EP1340637A2 true EP1340637A2 (fr) 2003-09-03
EP1340637A3 EP1340637A3 (fr) 2005-03-09
EP1340637B1 EP1340637B1 (fr) 2009-08-12

Family

ID=27674973

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03002749A Revoked EP1340637B1 (fr) 2002-02-26 2003-02-06 Dispositif d'échange de chaleur

Country Status (3)

Country Link
EP (1) EP1340637B1 (fr)
AT (1) ATE439270T1 (fr)
DE (2) DE10208152A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2083607A1 (fr) * 2008-01-23 2009-07-29 Behr France Rouffach SAS Dispositif de chauffage en particulier d'un véhicule automobile
EP2865962A1 (fr) * 2013-10-22 2015-04-29 Mahle Behr France Rouffach S.A.S Chauffage électrique

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1457743B1 (fr) 2003-03-12 2013-12-25 Behr France Rouffach SAS Réchauffeur électrique, spécialement pour une voiture
DE102009013677B4 (de) * 2009-03-18 2016-02-04 Audi Ag Verfahren zum Bauen von Ladeluftkühlervorrichtungen in Kraftwagen
DE102010037917A1 (de) * 2010-10-01 2012-04-05 Webasto Ag Elektrische Fahrzeugheizvorrichtung
FR3134675B1 (fr) * 2022-04-15 2024-03-22 Valeo Systemes Thermiques Corps de chauffe d’un radiateur électrique

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0350528A1 (fr) 1988-07-15 1990-01-17 David & Baader DBK Spezialfabrik elektrischer Apparate und Heizwiderstände GmbH Radiateur

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0575649B1 (fr) * 1992-06-23 1996-12-04 David & Baader DBK Spezialfabrik elektrischer Apparate und Heizwiderstände GmbH Radiateur
DE19902050C2 (de) * 1998-02-20 2002-06-27 Micro Compact Car Smart Gmbh Heizungs- oder Klimaanlage für Fahrzeuge

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0350528A1 (fr) 1988-07-15 1990-01-17 David & Baader DBK Spezialfabrik elektrischer Apparate und Heizwiderstände GmbH Radiateur

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2083607A1 (fr) * 2008-01-23 2009-07-29 Behr France Rouffach SAS Dispositif de chauffage en particulier d'un véhicule automobile
EP2865962A1 (fr) * 2013-10-22 2015-04-29 Mahle Behr France Rouffach S.A.S Chauffage électrique
US9296276B2 (en) 2013-10-22 2016-03-29 Mahle International Gmbh Electric heater

Also Published As

Publication number Publication date
DE50311790D1 (de) 2009-09-24
DE10208152A1 (de) 2003-09-04
ATE439270T1 (de) 2009-08-15
EP1340637A3 (fr) 2005-03-09
EP1340637B1 (fr) 2009-08-12

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