EP3080524B1 - Flüssigkeitsverteiler, temperierungsvorrichtung für eine flüssigkeit eines kraftfahrzeuges und entsprechende heiz- und/oder kühlvorrichtung - Google Patents

Flüssigkeitsverteiler, temperierungsvorrichtung für eine flüssigkeit eines kraftfahrzeuges und entsprechende heiz- und/oder kühlvorrichtung Download PDF

Info

Publication number
EP3080524B1
EP3080524B1 EP14809394.1A EP14809394A EP3080524B1 EP 3080524 B1 EP3080524 B1 EP 3080524B1 EP 14809394 A EP14809394 A EP 14809394A EP 3080524 B1 EP3080524 B1 EP 3080524B1
Authority
EP
European Patent Office
Prior art keywords
fluid
rib
distributor
longitudinal axis
heating
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.)
Active
Application number
EP14809394.1A
Other languages
English (en)
French (fr)
Other versions
EP3080524A1 (de
Inventor
Frédéric PIERRON
Laurent Tellier
José Leborgne
Ma ZHENXIA
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.)
Valeo Systemes Thermiques SAS
Original Assignee
Valeo Systemes Thermiques 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
Application filed by Valeo Systemes Thermiques SAS filed Critical Valeo Systemes Thermiques SAS
Publication of EP3080524A1 publication Critical patent/EP3080524A1/de
Application granted granted Critical
Publication of EP3080524B1 publication Critical patent/EP3080524B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • F24H3/06—Air heaters with forced circulation the air being kept separate from the heating medium, e.g. using forced circulation of air over radiators
    • F24H3/08—Air heaters with forced circulation the air being kept separate from the heating medium, e.g. using forced circulation of air over radiators by tubes
    • F24H3/081—Air heaters with forced circulation the air being kept separate from the heating medium, e.g. using forced circulation of air over radiators by tubes using electric energy supply
    • 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
    • F24H9/0052—Details for air heaters
    • F24H9/0057—Guiding means
    • F24H9/0063—Guiding means in air channels

Definitions

  • the invention relates to a fluid distributor for a thermal fluid conditioning device, such as an electric fluid heating device for a motor vehicle.
  • the invention applies more particularly to heating and / or air conditioning apparatus for motor vehicles comprising such a heating device.
  • the document FR2757618 shows the preamble of claim 1.
  • the heating of the air intended for heating the passenger compartment is provided by the passage of an air flow through a heat exchanger, more precisely by a heat exchange between the air flow and a fluid.
  • a heat exchanger is generally the cooling fluid in the case of a heat engine.
  • Such a heating method may prove to be unsuitable or insufficient to guarantee heating of the passenger compartment of a motor vehicle, as well as demisting and defrosting.
  • a rapid and efficient method of heating the vehicle interior is desirable, in particular to ensure heating of the interior or defrosting or demisting of the vehicle before use in a very cold environment or even when a very rapid rise. temperature is desired.
  • the heating function is no longer performed by the circulation of the cooling fluid in the heat exchanger.
  • a water circuit can be provided for heating the passenger compartment, but this heating method may also prove to be unsuitable or insufficient to guarantee rapid and efficient heating of the vehicle passenger compartment.
  • an air conditioning loop operating in a heat pump mode.
  • the air conditioning loop conventionally making it possible to cool an air flow using a refrigerant fluid is in this case used so as to heat the air flow.
  • the performance of the air conditioning loop as a heat pump depends on the external climatic conditions. For example, when the outside air temperature is too low, this air cannot be used as a source of thermal energy.
  • a known solution consists in adding to the heat exchanger or to the water circuit or even to the air conditioning loop, an additional electric heating device.
  • the additional electric heating device can be adapted to heat the fluid upstream, such as the cooling fluid for the heat engine, or the water in the water circuit for heating the passenger compartment of the electric vehicle or even the refrigerant fluid. of the air conditioning loop.
  • the additional electric heating device comprises one or more heating modules in contact with the fluid to be heated.
  • a heating module can include a core and a heating element produced in the form of a cylindrical envelope surrounding the core, in order to define a fluid guide circuit between the core and the cylindrical envelope.
  • the cylindrical envelope is therefore the source of thermal energy.
  • a heating element has electrical heating means, for example, one or more heating resistors produced by screen printing in the form of resistive tracks on the external surface of the heating element.
  • a known solution is to generate a helical movement of the fluid circulating in the guide circuit. This increases the heat exchange between the heating element, for example in the form of a cylindrical envelope and the fluid circulating inside this cylindrical envelope.
  • the core has on its outer surface a substantially helical groove. Such a core is therefore complex to produce.
  • the fluid may not be distributed evenly in the guide circuits of the heating modules.
  • the flow rate of the fluid in each heating module can be different, resulting in a temperature difference between the two heating modules of the electric heating device.
  • the object of the invention is therefore to allow improved thermal efficiency with a small temperature difference between the two thermal modules of a device for thermal conditioning of the fluid and a low pressure drop.
  • the fluid distributor makes it possible to balance the temperature of the thermal modules by adjusting the distribution of the fluid in the guide circuits to heat or cool the fluid.
  • the adjustment zones in the extension of the end edges of the rib allow, depending on their positioning relative to the longitudinal axis along which the fluid flows in the distributor, to distribute more or less fluid towards the guide circuits, and thus play on the flow of fluid in each thermal module.
  • the rib is shaped for a distribution of the fluid with a similar flow rate in each heating module.
  • the orifice is arranged closer to the first fluid passage than to the second fluid passage, and the rib is arranged at the periphery of the first fluid passage closest to the orifice.
  • the rib thus makes it possible to play on the fluid flow to the second fluid passage, and in reaction on the fluid flow to the first fluid passage.
  • the fluid distributor comprises a first rib arranged at the periphery of the first fluid passage, and a second rib arranged at the periphery of the second fluid passage; the first rib being distinct from the second rib.
  • the shape discontinuity of the ribs delimiting the two fluid passages makes it possible to easily adjust the distribution of the fluid flow rate between the two fluid passages by playing on the end edges of at least one of the ribs, in particular of the rib delimiting the fluid passage closest to the fluid inlet orifice.
  • the invention also relates to a heating and / or air conditioning device for a motor vehicle, characterized in that it comprises at least one thermal conditioning device as defined above.
  • the figure 1 shows a thermal conditioning device 1 such as an electrical fluid heating device for a motor vehicle for a heating and / or air conditioning device.
  • a thermal conditioning device 1 such as an electrical fluid heating device for a motor vehicle for a heating and / or air conditioning device.
  • the electric heating device 1 is for example an additional heating device making it possible to heat a fluid arranged in a circuit for heating a fluid of the vehicle for heating the passenger compartment.
  • the electric heating device 1 is arranged upstream of a heat exchanger of an air conditioning loop capable of operating as a heat pump, so as to heat the refrigerant fluid.
  • the electric heating device 1 is arranged upstream of a heat exchanger using the cooling fluid of a heat engine as heat transfer fluid.
  • Such an electric heating device 1 could also be provided upstream of a heat exchanger intended for the thermal regulation of an electrical energy storage device, sometimes referred to as a set of batteries, for an electric propulsion vehicle or hybrid.
  • the invention can also be applied to a device for cooling a fluid.
  • the heating modules 3a, 3b can be identical.
  • the two heating modules 3a, 3b are according to the illustrated embodiment arranged side by side in a substantially parallel manner.
  • the side-by-side arrangement makes it possible to reduce the size of the heating device 1 in the longitudinal direction.
  • this arrangement has a low heating inertia and a low pressure drop.
  • the electric heating device can include more than two heating modules as required.
  • a heating module 3a, 3b comprises, according to the embodiment illustrated in the figures 2 to 5 , a core 11 and a heating element 13.
  • a heating element 13 is produced in the form of an envelope surrounding the body of the core 11.
  • the core 11 and the heating jacket 13 are for example substantially cylindrical and extend along a longitudinal axis A.
  • the two heating modules 3a, 3b may have a cylindrical shape with the same diameter.
  • the core 11 and the heating jacket 13 can be concentric.
  • a heating module 3a, 3b therefore has a generally substantially cylindrical shape defined by the heating jacket 13.
  • the core 11 and the heating jacket 13 define a guide circuit for the fluid to be heated, such as liquid.
  • the guide path is defined around the surface of the body of the core 11, it is therefore outside the core 11 and inside a heating jacket 13.
  • the outer surface of the body of the core 11 and the inner surface of the associated heating jacket 13 define a circulation volume of the fluid to be heated around the core 11.
  • the fluid coming from the fluid inlet housing 9 can circulate in this circulation volume, then towards the outlet housing 10.
  • each heating module 3a, 3b comprises a circuit for guiding the fluid between the core 11 and the respective heating jacket 13.
  • the control means 5 are controlled by the control means 5 so as to heat the fluid by heat exchange between the heating jackets 13 and the fluid circulating in the guide circuit.
  • a heating jacket 13 has at least one electrical heating means such as a heating resistance.
  • This heating resistor can be produced in the form of a resistive track.
  • the resistive tracks are for example produced by screen printing on the external surface of the heating jacket 13, that is to say on the surface opposite the internal surface of the heating jacket 13 facing the core 11. The resistive tracks are therefore outside the guiding circuit of the fluid to be heated.
  • the heat produced by the resistance is directly transmitted to the fluid to be heated through the wall of the corresponding heating envelope 13, which minimizes heat losses and reduces the thermal inertia of the device, the fluid can from then be heated quickly.
  • the control means 5 controls the heating envelopes 13a, 13b by controlling the power supply to the heating resistors, produced for example in the form of resistive tracks.
  • the control means 5 comprises for this purpose, electronic and / or electrical power components such as at least one power supply switch, for example a power transistor, capable of authorizing or prohibiting the power supply of the heating track.
  • the opening and / or closing of the power switch can be controlled by a microcontroller.
  • the control means 5 of the heating element 13a, 13b comprises, according to the example illustrated in figure 2 , an electrical circuit support 14, such as a printed circuit board (or PCB in English for "Printed circuit board").
  • an electrical circuit support 14 such as a printed circuit board (or PCB in English for "Printed circuit board”).
  • This electrical circuit support 14 carries the electronic and / or electrical components of the control means 5. These electronic and / or electrical components can, by way of example, also include electrical connectors connecting the heating resistors to the power switch, connectors high voltage power supply and a low voltage power supply and data bus connector.
  • the core 11 of the heating module 3a, 3b may have an inlet or outlet end 15 of fluid communicating fluidly with the fluid inlet 9 or fluid outlet housing 10 and the guide circuit between the core 11 and the associated casing 13.
  • the inlet and outlet ends may be similar.
  • the cores 11 of the heating modules 3a, 3b have according to the example described respectively two longitudinally opposite ends 15: an inlet end and an outlet end respectively connected to the fluid inlet housing 9 and to the fluid outlet housing. 10.
  • the fluid inlet and outlet boxes 9, 10 are for example symmetrically connected to the two opposite ends of the heating modules 3a, 3b.
  • At least one of the fluid housings 9, 10 may have a substantially parallelepipedal shape with two large opposite sides and two small opposite sides.
  • the fluid inlet housing 9 has a substantially parallelepipedal shape comprising a base 17a open on one side and a cover 17b which closes the fluid inlet housing 9.
  • the control means 5 is for example arranged between the base 17a and the cover 17b of the fluid inlet housing 9.
  • the intake pipe 19 is for example arranged projecting on the fluid inlet housing 9 and is common to supply the two heating modules 3a, 3b with fluid.
  • the intake pipe 19 extends, according to the example illustrated, radially with respect to the longitudinal axis A of the heating modules 3a, 3b. According to the example illustrated, the intake manifold 19 is arranged on a small side of the base 17a of the fluid inlet housing 9, and substantially perpendicular to this small side.
  • the fluid outlet housing 10 may also have a substantially parallelepipedal shape provided with a projecting tubing 20 for the fluid outlet of the electric heating device 1, intended to be connected to a heated fluid circuit.
  • At least one of the fluid inlet and outlet housings 9, 10 comprises a fluid distributor 21 which is better visible on the figures 4 and 5 .
  • the discharge of the fluid having circulated in the guide circuits of the heating modules 3a, 3b can be free in the outlet box 10 without a fluid distributor.
  • the fluid distributor 21 can be an attached part or be made in one piece with the housing 9.
  • the fluid inlet housing 9 may include a housing 23 for the fluid distributor 21 and an opening 25 for introducing the fluid distributor 21 into the housing 23.
  • the fluid distributor 21 has a shape complementary to the shape of the housing 23 in the fluid inlet housing 9.
  • the fluid distributor 21 can extend along a longitudinal axis B shown diagrammatically on the figures 6 to 8 .
  • the longitudinal axis B of the fluid distributor 21 is according to the described embodiment substantially perpendicular to the longitudinal axis A of the modules of heater 3a, 3b.
  • the fluid flows in the fluid distributor 21 in a direction of flow substantially parallel to the longitudinal axis B of the fluid distributor 21.
  • the fluid distributor 21 comprises a first fluid passage 27a communicating with the guide circuit of the first heating module 3a, and a second fluid passage 27b communicating with the guide circuit of the second heating module 3b.
  • the fluid inlet housing 9 is assembled with the heating modules 3a, 3b so that the first fluid passage 27a is arranged opposite the inlet or outlet end of the first module. corresponding heating 3a, and that the second fluid passage 27b is arranged facing the inlet or outlet end 15 of the corresponding second heating module 3b.
  • the fluid passages 27a, 27b respectively have a shape corresponding to the shape of the inlet or outlet end 15 of the corresponding heating module 3a, 3b.
  • At least one fluid passage for example the first fluid passage 27a associated with the first heating module 3a, is produced in the form of an opening, for example of substantially circular shape.
  • the other fluid passage in this example the second fluid passage 27b associated with the second heating module 3b, may have a substantially circular shape, the circumference of which is open on an arc of a circle. This open form is closed by a wall 29 of the housing 23 during the assembly of the fluid distributor 21 in the housing 9 of the heating device 1 (see figure 5 ).
  • the base 17a of the fluid inlet housing 9 is provided with a first cavity and a second cavity, to receive the inlet or outlet ends.
  • 15 respective heating modules 3a, 3b, and the first fluid passage 27a is arranged facing and in fluid communication with the first cavity of the fluid inlet housing 9.
  • the second fluid passage 27b is arranged facing and in fluid communication with the second cavity of the fluid inlet housing 9.
  • the first and second cavities (not visible in the figures) provided in the fluid inlet housing 9 are for example substantially circular.
  • the fluid distributor 21 comprises a fluid inlet orifice 31, communicating with the inlet pipe 19 of the fluid inlet housing 9 in order to admit the fluid into the fluid distributor 21 of the fluid inlet housing.
  • the orifice 31 is arranged in this example radially with respect to the longitudinal axis A of the heating modules 3a, 3b.
  • tubing 19 is arranged in line with the orifice 31 of the fluid distributor 21 in the housing 9.
  • the orifice 31, the first fluid passage 27a and the second fluid passage 27b are aligned along the longitudinal axis B of the fluid distributor 21.
  • the orifice 31, the first fluid passage 27a, and the second fluid passage 27b are arranged in this example so that the orifice 31 is closer to the first fluid passage 27a than to the second fluid passage 27b .
  • the fluid distributor 21 further comprises at least one rib 33a, 33b arranged at the periphery of an associated fluid passage 27a, 27b while partially delimiting the associated fluid passage 27a, 27b.
  • the rib 33a, 33b is therefore not arranged over the entire periphery of the associated fluid passage.
  • the rib or ribs 33a, 33b make it possible to distribute the fluid towards the guide circuits of the two heating modules 3a, 3b, it is in particular the function of the rib arranged around the fluid passage which is closest to the fluid inlet port 31.
  • the fluid inlet orifice 31 is arranged closer to the first fluid passage 27a than to the second fluid passage 27b, and a rib 33a is arranged at the periphery of the first fluid passage 27a most near port 31.
  • a first rib 33a is partially arranged around the first fluid passage 27a and a second rib 33b is partially arranged around the second fluid passage 27b.
  • the first rib 33a is distinct from the second rib 33b, so that there is no continuity of shape of the ribs 33a, 33b partially delimiting the two fluid passages 27a, 27b.
  • the first rib 33a partially around the first fluid passage 27a, makes it possible to prevent all of the fluid from going towards the first fluid passage 27a closest to the orifice 31 through which the fluid is admitted into the fluid inlet housing 9 for example, by deflecting the path of a portion of the fluid to orient it towards the other fluid passage 27b further away from the fluid inlet 31 orifice.
  • the first rib 33a therefore makes it possible to distribute a certain quantity of fluid towards the second fluid passage 27b, the remainder of the fluid circulating in the first fluid passage 27a.
  • At least one of the ribs 33a, 33b associated with the fluid passages 27a, 27b is for example shaped to generate a swirling movement of the fluid before the fluid enters the guide circuit of the corresponding heating module 3a, 3b.
  • the rib 33a, 33b may have at least one substantially curved portion to generate the swirling of the fluid.
  • At least one of the ribs 33a, 33b arranged at the periphery of an associated fluid passage 27a, 27b has the shape of a semi-circle delimited by the longitudinal axis B of the fluid distributor 21.
  • the first rib 33a arranged at the periphery of the first fluid passage 27a produced in the form of a substantially circular opening may in this case have a semi-circular shape, that is to say in semicircle shape, or in other words substantially "C".
  • the rib 33a is not present over the entire circumference of the circular opening.
  • the end edges 35, 37 of the rib 33a are substantially aligned with the longitudinal axis B of the fluid distributor 21.
  • the second rib 33b associated with the second fluid passage 27b with an open circumference may have a substantially circular arc shape.
  • the second rib 33b is only present on a portion of the circumference of the second fluid passage 27b, here substantially in an arc of a circle.
  • the curved shapes of the ribs 33a, 33b make it possible to naturally create a swirling movement of the fluid, before the arrival of the fluid in the guide circuit between the core 11 and the cylindrical casing 13, without the provision of propellers materialized by example in the form of a helical groove on the outer surface of the core 11.
  • the fluid distributed to a guide circuit follows a movement around the core 11, keeping the spinning generated upstream, and thus follows a helical movement making it possible to increase the heat transfer between the heating jacket 13 and the fluid.
  • Each rib 33a, 33b has two end edges.
  • the first rib 33a has two end edges 35, 37 and the second rib 33b has two end edges 39, 41.
  • the two end edges 35, 37 of the first rib 33a in this example are arranged substantially opposite relative to the longitudinal axis B of the fluid distributor 21.
  • the first end edge 35 of the first rib 33a is arranged on the side of the orifice 31 while the second end edge 37 is arranged on the side of the second fluid passage 27b.
  • At least one of the ribs 33a, 33b, in the example described the first rib 33a has at least one adjustment zone Z, Z 1, Z 2 (cf. figures 6 to 8 ) in the extension of an end edge 35, 37.
  • the adjustment zone Z, Z 1 , Z 2 extends over an angle a, ⁇ 1 , ⁇ 2 of the order of 0 ° to 25 ° relative to the longitudinal axis B of the fluid distributor 21.
  • the adjustment zone Z, Z 1 , Z 2 extends over an angle of 0 °, the end edge 35, 37 of the rib 33a is aligned along the longitudinal axis B of the fluid distributor 21, and there is no addition of material relative to the longitudinal axis B of the fluid distributor 21.
  • one end edge 35, 37 of the rib 33a is substantially aligned with the longitudinal axis B of the fluid distributor 21 and the other end edge 35, 37 is extended by a zone of Z adjustment extending over an angle ⁇ .
  • At least one of the end edges has material extending from the longitudinal axis B of the fluid distributor 21, forming an arc of a circle at an angle ⁇ with respect to the longitudinal axis B of the fluid distributor. 21.
  • This extension of at least one end edge relative to the longitudinal axis B of the fluid distributor 21 makes it possible to adjust the quantity of fluid distributed to the second fluid passage 27b and therefore also to the first fluid passage 27a. , in order to manage the flow of fluid in the guiding circuit of the first and in the guiding circuit of the second heating module 3a, 3b.
  • one end edge of the first rib 33a can be aligned with the longitudinal axis B of the fluid distributor 21 and the other end edge can have material extending from the longitudinal axis. B of the fluid distributor 21 over an angular distance ⁇ relative to the longitudinal axis B of the fluid distributor 21.
  • first exemplary embodiment illustrated on figure 6 it is the second end edge 37 of the first rib 33a which is aligned with the longitudinal axis B of the fluid distributor 21 and the first end edge 35 has an adjustment zone Z in the extension of the first end edge 35 extending forming an arc of a circle over a non-zero angle ⁇ from the longitudinal axis B of the fluid distributor 21.
  • one end edge 39 may be aligned with the direction of the fluid flow and the other end edge 41 may be offset from the direction. of the fluid flow.
  • the two end edges 35, 37 of the first rib 33a are extended by a respective adjustment zone Z 1 , Z 2 each extending over an angle ⁇ 1 , ⁇ 2 with respect to to the longitudinal axis B of the fluid distributor 21.
  • the angles ⁇ 1 , ⁇ 2 may be substantially equal or different depending on the application.
  • the rib 33a has in the extension of the first end edge 35, a first adjustment zone Z 1 extending from the longitudinal axis B of the fluid distributor 21 at an angle ⁇ 1 of l 'order of 4 ° to 5 ° and in the extension of the second end edge 37 a second adjustment zone Z 2 extending from the longitudinal axis B of the fluid distributor 21 over an angle ⁇ ' 2 of the order of 22 ° to 23 °.
  • the first adjustment zone Z 1 in the extension of the first end edge 35 of the first rib 33a has material extending over a lateral distance of the order of 1 mm from the longitudinal axis B of the fluid distributor 21 and the second adjustment zone Z 2 in the extension of the second end edge 37 has material over a lateral distance of the order of 5 mm to from the longitudinal axis B of the fluid distributor 21.
  • one of the adjustment zones Z, Z 1 , Z 2 in the extension of one of the end edges is at a greater distance from the longitudinal axis B of the fluid distributor 21 than the 'other end edge.
  • the fluid flow rate in the second fluid passage 27b can be adjusted and accordingly the fluid flow rate in the first fluid passage 27a can also be adjusted.
  • angle values of between 0 and 45 ° are chosen.
  • the fluid distributor 21 may further include at least one wall 43, 45 in the continuity of a rib 33a, 33b.
  • a first wall 43 is arranged substantially parallel to the longitudinal axis B of the fluid distributor 21.
  • the first wall 43 extends for example from the first rib 33a at the periphery of the first fluid passage 27a associated with the first heating module 3a towards the second fluid passage 27b.
  • a second wall 45 can be arranged substantially obliquely with respect to the longitudinal axis B of the fluid distributor 21.
  • the second wall 45 can extend from the second fluid passage 27b towards the first fluid passage. 27a.
  • the fluid flow thus takes place from the fluid inlet pipe 19 of the fluid inlet housing 9, then in the fluid distributor 21 upstream of the guide circuits according to the direction of flow of the fluid to distribute the fluid in parallel in the guide circuits of the heating modules 3a, 3b, and leaves the fluid outlet housing 10, then through the outlet pipe 20.
  • the ribs 33a, 33b as described above promote homogeneous distribution by adjusting the flow of fluid to the two fluid passages 27a, 27b according to the geometric positioning of the end edges 35, 37, 39, 41 of the ribs 33a, 33b screw -with respect to the longitudinal axis B of the fluid distributor 21 according to which the fluid, in particular a liquid, flows in the fluid distributor 21.
  • At least the first rib 33a is shaped for a distribution of fluid with a similar or even identical fluid flow rate in the two fluid passages 27a, 27b and subsequently in the guide circuits of the associated heating modules 3a, 3b.
  • the similar fluid flow rate in the two guide circuits makes it possible to maintain an operating temperature that is substantially the same between the two heating modules 3a, 3b, in particular a temperature difference of less than 3 ° C. is desired.
  • the curved shape of the ribs at the periphery of the fluid passages of the fluid distributor in the inlet housing makes it possible to generate a swirling movement of the fluid to be distributed in the guide circuits.
  • the fluid Due to the swirling of the fluid generated before the arrival in the guide circuits inside the heating module 3a, 3b, the fluid follows a substantially helical path without requiring the presence of a helical groove or any other means arranged. on the external surface of the core 11. In fact, the fluid is constantly projected onto the internal surface of the cylindrical casing 13. The spinning movement generated upstream of the guide circuits continues along the cores 11 of the heating modules 3a, 3b.

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)

Claims (13)

  1. Fluidverteiler für eine Vorrichtung zur thermischen Konditionierung (1) eines Fluids für ein Kraftfahrzeug, welche wenigstens ein erstes Thermomodul (3a) und ein zweites Thermomodul (3b) umfasst, wobei die Thermomodule (3a, 3b) jeweils eine im Wesentlichen zylindrische allgemeine Form aufweisen und jeweils einen Führungskreis für das Fluid umfassen,
    wobei sich der Fluidverteiler (21) entlang einer Längsachse (B) erstreckt und umfasst:
    - eine Fluideintrittsöffnung (31),
    - einen ersten Fluiddurchlass (27a), der in Fluidkommunikation mit dem Führungskreis für das Fluid des ersten Thermomoduls (3a) angeordnet werden kann,
    - einen zweiten Fluiddurchlass (27b), der in Fluidkommunikation mit dem Führungskreis für das Fluid des zweiten Thermomoduls (3b) angeordnet werden kann, derart, dass die Öffnung (31), der erste Fluiddurchlass (27a) und der zweite Fluiddurchlass (27b) entlang der Längsachse (B) ausgerichtet sind, und
    - wenigstens eine Rippe (33a, 33b), die am Umfang eines zugeordneten Fluiddurchlasses (27a, 27b) angeordnet ist, dadurch gekennzeichnet, dass
    - der erste Fluiddurchlass (27a) im Wesentlichen kreisförmig ist,
    - der zweite Fluiddurchlass (27b) im Wesentlichen kreisförmig ist,
    - die Rippe (33a, 33b) die Form eines Halbkreises aufweist, der von der Längsachse (B) des Fluidverteilers (21) begrenzt wird, und zwei Endränder (35, 37; 39, 41) aufweist und in der Verlängerung eines Endrandes (35, 37) wenigstens einen Einstellungsbereich (Z, Z1, Z2) aufweist, der sich über einen Winkel (α, α1, α2) zwischen 0° und 45° bezüglich der Längsachse (B) des Fluidverteilers (21) erstreckt.
  2. Fluidverteiler nach Anspruch 1, dadurch gekennzeichnet, dass sich der wenigstens eine Einstellungsbereich (Z, Z1, Z2) in der Verlängerung eines Endrandes (35, 37) einen Winkel (α, α1, α2) zwischen 0° und 25° bezüglich der Längsachse (B) des Fluidverteilers (21) erstreckt.
  3. Fluidverteiler nach einem der Ansprüche 1 oder 2, wobei die Öffnung (31) näher am ersten Fluiddurchlass (27a) als am zweiten Fluiddurchlass (27b) angeordnet ist und wobei die Rippe (33a) am Umfang des ersten Fluiddurchlasses (27a) angeordnet ist, welcher der Öffnung (31) am nächsten ist.
  4. Fluidverteiler nach einem der vorhergehenden Ansprüche, wobei der Fluidverteiler (21) eine erste Rippe (33a), die am Umfang des ersten Fluiddurchlasses (27a) angeordnet ist, und eine zweite Rippe (33b), die am Umfang des zweiten Fluiddurchlasses (27b) angeordnet ist, umfasst; wobei die erste Rippe (33a) von der zweiten Rippe (33b) verschieden ist.
  5. Fluidverteiler nach einem der Ansprüche 1 bis 4, wobei ein Endrand (35, 37) der Rippe (33a) im Wesentlichen mit der Längsachse (B) des Fluidverteilers (21) fluchtet und der andere Endrand (35, 37) durch einen Einstellungsbereich (Z) verlängert wird, der sich über einen Winkel (α) erstreckt.
  6. Fluidverteiler nach einem der Ansprüche 1 bis 4, wobei die Rippe (33a) in der Verlängerung der zwei Endränder (35, 37) jeweils einen Einstellungsbereich (Z1, Z2) aufweist, der sich von der Längsachse (B) des Fluidverteilers (21) aus über einen Winkel (α1, α2) bezüglich der Längsachse (B) des Fluidverteilers (21) erstreckt.
  7. Fluidverteiler nach Anspruch 6, wobei wenigstens eine Rippe (33a) aufweist:
    - in der Verlängerung eines ersten Endrandes (35) der Rippe (33a) einen ersten Einstellungsbereich (Z1), der sich von der Längsachse (B) des Fluidverteilers (21) aus über einen Winkel (α1) in der Größenordnung von 4° bis 5° erstreckt, und
    - in der Verlängerung des zweiten Endrandes (37) der Rippe (33a) einen zweiten Einstellungsbereich (Z2), der sich von der Längsachse (B) des Fluidverteilers (21) aus über einen Winkel (α2) in der Größenordnung von 22° bis 23° erstreckt.
  8. Fluidverteiler nach einem der vorhergehenden Ansprüche, wobei der zweite Fluiddurchlass (27b) einen offenen Umfang aufweist und die zugeordnete Rippe (33b) eine im Wesentlichen kreisbogenförmige Gestalt aufweist.
  9. Vorrichtung zur thermischen Konditionierung (1) eines Fluids für ein Kraftfahrzeug, welche umfasst:
    - wenigstens ein erstes Thermomodul (3a) und ein zweites Thermomodul (3b), wobei die Thermomodule (3a, 3b) jeweils einen Führungskreis für das Fluid umfassen,
    - wenigstens ein Fluidgehäuse (9), das mit den Führungskreisen für das Fluid der Thermomodule (3a, 3b) kommuniziert,
    dadurch gekennzeichnet, dass das Fluidgehäuse (9) einen Fluidverteiler (21) gemäß einem der vorhergehenden Ansprüche aufweist.
  10. Vorrichtung nach Anspruch 9, wobei das Fluidgehäuse (9) ein Fluideintrittsgehäuse (9) ist.
  11. Vorrichtung nach einem der Ansprüche 9 oder 10, wobei der Fluidverteiler (21) an dem Fluidgehäuse (9) angebracht ist oder mit dem Fluidgehäuse (9) aus einem Stück hergestellt ist.
  12. Heizkreislauf für den Innenraum eines Kraftfahrzeugs mit einer Vorrichtung nach einem der Ansprüche 9 bis 11.
  13. Heiz- und/oder Klimagerät für ein Kraftfahrzeug, dadurch gekennzeichnet, dass es wenigstens eine Vorrichtung zur thermischen Konditionierung (1) nach einem der Ansprüche 9 bis 11 oder einen Heizkreislauf nach Anspruch 12 umfasst.
EP14809394.1A 2013-12-10 2014-12-09 Flüssigkeitsverteiler, temperierungsvorrichtung für eine flüssigkeit eines kraftfahrzeuges und entsprechende heiz- und/oder kühlvorrichtung Active EP3080524B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1362328A FR3014550B1 (fr) 2013-12-10 2013-12-10 Repartiteur de fluide, dispositif de conditionnement thermique de fluide pour vehicule automobile et appareil de chauffage et/ou de climatisation correspondants
PCT/EP2014/077013 WO2015086579A1 (fr) 2013-12-10 2014-12-09 Repartiteur de fluide, dispositif de conditionnement thermique de fluide pour vehicule automobile et appareil de chauffage et/ou de climatisation correspondants

Publications (2)

Publication Number Publication Date
EP3080524A1 EP3080524A1 (de) 2016-10-19
EP3080524B1 true EP3080524B1 (de) 2020-08-12

Family

ID=50424455

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14809394.1A Active EP3080524B1 (de) 2013-12-10 2014-12-09 Flüssigkeitsverteiler, temperierungsvorrichtung für eine flüssigkeit eines kraftfahrzeuges und entsprechende heiz- und/oder kühlvorrichtung

Country Status (5)

Country Link
EP (1) EP3080524B1 (de)
JP (1) JP6363198B2 (de)
CN (1) CN105980789B (de)
FR (1) FR3014550B1 (de)
WO (1) WO2015086579A1 (de)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63162317A (ja) * 1986-12-26 1988-07-05 Nippon Denso Co Ltd 車両用空調装置
CN2037204U (zh) * 1988-07-10 1989-05-10 赵天鹿 洗浴热水器
FR2757618B1 (fr) * 1996-12-23 1999-03-05 Valeo Climatisation Echangeur thermique comportant un insert d'alimentation d'entree ou de sortie, notamment echangeur thermique de vehicule automobile
EP0899985B1 (de) * 1997-08-29 2005-03-16 David & Baader DBK Spezialfabrik elektrischer Apparate und Heizwiderstände GmbH Durchlauferhitzer
KR20080108545A (ko) * 2006-03-16 2008-12-15 베헤르 게엠베하 운트 콤파니 카게 자동차용 열교환기
JP2012141096A (ja) * 2010-12-28 2012-07-26 Mitsubishi Heavy Ind Ltd 温水ヒータの製造方法、これにより製造された温水ヒータ
FR2979692B1 (fr) * 2011-09-06 2018-06-15 Valeo Systemes Thermiques Dispositif de chauffage electrique pour vehicule automobile, et appareil de chauffage et/ou de climatisation associe
FR2987314B1 (fr) * 2012-02-29 2014-03-28 Valeo Systemes Thermiques Dispositif de chauffage electrique de fluide pour vehicule automobile et appareil de chauffage et/ou de climatisation associe
FR2989034B1 (fr) * 2012-04-06 2014-03-28 Valeo Systemes Thermiques Dispositif de chauffage electrique de fluide pour vehicule automobile et procede d'assemblage dudit dispositif de chauffage
CN203132145U (zh) * 2012-12-07 2013-08-14 李健 液体、流体加热装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
EP3080524A1 (de) 2016-10-19
FR3014550B1 (fr) 2015-12-18
JP6363198B2 (ja) 2018-07-25
FR3014550A1 (fr) 2015-06-12
CN105980789B (zh) 2019-06-25
WO2015086579A1 (fr) 2015-06-18
JP2016539851A (ja) 2016-12-22
CN105980789A (zh) 2016-09-28

Similar Documents

Publication Publication Date Title
EP3080523B1 (de) Elektrische vorrichtung zur thermischen konditionierung der flüssigkeit für ein kraftfahrzeug und entsprechende heiz- und/oder lüftungsvorrichtung
EP2901088B1 (de) Vorrichtung zur thermischen flüssigkeitskonditionierung für ein kraftfahrzeug sowie entsprechende heiz- und/oder klimaanlagenvorrichtung
EP2753481B1 (de) Elektrische heizvorrichtung für ein kraftfahrzeug und zugehörige klima- und/oder heizeinheit
EP2753482B1 (de) Elektrische heizvorrichtung für ein kraftfahrzeug und zugehörige klima- und/oder heizeinheit
EP2831514B1 (de) Elektrische heizvorrichtung für ein kraftfahrzeug sowie heizungs-, lüftungs- und/oder klimatisierungsvorrichtung
EP2819863B1 (de) Elektrische fluiderwärmungsvorrichtung und entsprechende heizungs- und/oder klimatisierungsvorrichtung
FR3066334A1 (fr) Systeme de refroidissement a huile d'une machine electrique
WO2019105898A1 (fr) Dispositif electrique de chauffage d'un fluide caloporteur pour vehicule automobile
WO2019243740A1 (fr) Radiateur de refroidissement pour groupe motoventilateur
WO2013149971A1 (fr) Dispositif de chauffage électrique de fluide pour véhicule automobile et procédé d'assemblage dudit dispositif de chauffage
WO2013034270A1 (fr) Dispositif de chauffage electrique pour vehicule automobile, et appareil de chauffage et/ou de climatisation associe
WO2015067454A1 (fr) Dispositif électrique de conditionnement thermique de fluide pour véhicule automobile, et appareil de chauffage et/ou de climatisation associé
EP3080524B1 (de) Flüssigkeitsverteiler, temperierungsvorrichtung für eine flüssigkeit eines kraftfahrzeuges und entsprechende heiz- und/oder kühlvorrichtung
FR3083009A1 (fr) Dispositif de ventilation pour vehicule automobile
EP3016811A1 (de) Thermische flüssigkeitskonditionierungsvorrichtung für ein kraftfahrzeug und entsprechende heiz-, klima- und lüftungstechnische anlage
FR3030994A1 (fr) Dispositif electrique de chauffage d'au moins un fluide pour vehicule automobile et installation de chauffage, ventilation et/ou climatisation comportant ce meme dispositif
WO2022268582A1 (fr) Dispositif de régulation thermique.
FR3026350A1 (fr) Dispositif de conditionnement thermique de fluide pour vehicule automobile et appareil de chauffage et/ou de climatisation correspondant
FR3127722A1 (fr) Dispositif de chauffage électrique et installation de chauffage, ventilation et/ou climatisation correspondante

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20160603

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20190402

GRAJ Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted

Free format text: ORIGINAL CODE: EPIDOSDIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

INTC Intention to grant announced (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20190821

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602014068944

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: FRENCH

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1301935

Country of ref document: AT

Kind code of ref document: T

Effective date: 20200915

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20200812

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201112

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201112

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201113

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1301935

Country of ref document: AT

Kind code of ref document: T

Effective date: 20200812

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201212

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602014068944

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

26N No opposition filed

Effective date: 20210514

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20201209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20201231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201209

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201231

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201231

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201212

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200812

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201231

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230528

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20231220

Year of fee payment: 10

Ref country code: DE

Payment date: 20231208

Year of fee payment: 10