WO2016184675A1 - Dispositif de chauffage électrique - Google Patents

Dispositif de chauffage électrique Download PDF

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Publication number
WO2016184675A1
WO2016184675A1 PCT/EP2016/059793 EP2016059793W WO2016184675A1 WO 2016184675 A1 WO2016184675 A1 WO 2016184675A1 EP 2016059793 W EP2016059793 W EP 2016059793W WO 2016184675 A1 WO2016184675 A1 WO 2016184675A1
Authority
WO
WIPO (PCT)
Prior art keywords
circuit board
printed circuit
plug
board section
electric heating
Prior art date
Application number
PCT/EP2016/059793
Other languages
German (de)
English (en)
Inventor
Jean-Philippe Gries
Original Assignee
Mahle International Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mahle International Gmbh filed Critical Mahle International Gmbh
Publication of WO2016184675A1 publication Critical patent/WO2016184675A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/02—Details
    • H05B3/06—Heater elements structurally combined with coupling elements or holders
    • 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
    • F24H3/0441—Interfaces between the electrodes of a resistive heating element and the power supply means
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/022—Heaters specially adapted for heating gaseous material
    • H05B2203/023—Heaters of the type used for electrically heating the air blown in a vehicle compartment by the vehicle heating system

Definitions

  • the invention relates to an electric heater according to the preamble of claim 1.
  • the invention relates to a heating or
  • the waste heat of the motor vehicle engine is usually used. This waste heat arises after the vehicle engine is turned on. In a sufficient amount for the desired heat output, however, the waste heat can usually be provided only after a certain warm-up time. On top of that, with newer, lower-consumption
  • EP 0 901 311 A2 discloses in this respect an electric heating device for motor vehicles with a plurality of block-like assembled heating elements. The individual heating elements are covered by a frame
  • An embodiment of the invention relates to an electrical heating device, in particular for a motor vehicle, with at least one heating element and with at least one control device with a housing, with at least one printed circuit board, with a first printed circuit board section and a second
  • the housing partially accommodates the at least one printed circuit board, wherein the first printed circuit board section is arranged in the housing and the second printed circuit board section protrudes from the housing and the at least one first plug device is connected to the second printed circuit board section and the at least one second printed circuit board
  • Plug device is connected to the heating element.
  • Plug devices protrude from the housing, allows a
  • the at least one first plug-in device and the at least one second plug-in device are designed to be complementary to one another and / or detachably connectable to one another.
  • Printed circuit board portion is soldered or crimped. This allows a simple and uncomplicated connection of important components of the electric heater, resulting in advantages for the installation and maintenance of the electric heater.
  • the first printed circuit board section has a part which is essentially watertight. As a result, particularly water-sensitive components of the electric heater are protected from water. In advantageousously, so that the life of the electrical
  • the at least one heating element has a number of positive-temperature-coefficient elements. These components of the electric heating device, also referred to as PTC elements, ensure that a comfortable temperature for vehicle occupants is quickly established in the vehicle interior, and in particular that the windshield is free from
  • the at least one heating element is formed substantially block-like and has a number of continuous, mutually parallel openings as air channels.
  • the openings allow advantageously the
  • Heating device provides that the at least one heating element has at least one heat-dissipating surface, with a number of
  • Heat conducting ribs which increase the at least one heat-dissipating surface. Due to the surface-enlarging effect of the heat-conducting ribs, the heat transfer from the at least one heating element to the air flow conveyed through the openings arranged on the heating element is still considerably improved.
  • the at least one control device in the region of the printed circuit board has at least one connection for a power supply and / or at least one Connection for a control logic on.
  • the heating device can be connected in a structurally simple manner to the on-board power supply system of a motor vehicle and / or integrated into the on-board electronics of a motor vehicle.
  • An advantageous embodiment of the electric heater provides that the at least one control device at least one
  • MOSFET metal oxide semiconductor field effect transistor
  • An advantageous embodiment of the heating and / or air conditioning, in particular for a motor vehicle, with an air duct provides that in the air duct according to the above-described [Description designed electric heater can be arranged.
  • heating and / or air conditioning is or are the second circuit board portion and / or the at least one first plug-in device and the at least one second
  • Plug device arranged in the air duct.
  • the second printed circuit board section and / or the at least one first plug-in device and the at least one second plug-in device are or are arranged in an air flow to be heated in the air duct.
  • Electric motors produced a very good heating power.
  • sensitive to be cooled components of the electric heater to energy, material and construction space-saving manner are cooled.
  • Fig. 1 is a schematic view of an electric heater
  • Fig. 2 is a schematic side view of the electrical
  • FIG. 1 shows a schematic view of an embodiment of an electric heating device 1.
  • the viewing direction of the view is vertical to a heating device 1 arranged in the electric heating device 1
  • the electric heater 1 is in a not shown
  • Heating system of a motor vehicle arranged.
  • the electric heating device 1 is arranged in an air conditioning system of a motor vehicle.
  • the electric heater 1 has a housing 2 and at least one printed circuit board 4.
  • the at least one printed circuit board 4 may have a rigid structure or else a flexible structure.
  • the at least one printed circuit board 4 may be a single-layer printed circuit board 4, a two-layer printed circuit board 4 or a multilayer printed circuit board 4.
  • the printed circuit board 4 has a first printed circuit board section 5 and a second printed circuit board section 6 arranged adjacent to the first printed circuit board section 5.
  • a connection 13 for the electrical power supply of the electric heating device 1 is arranged in the region of the first printed circuit board section 5.
  • the electric heater 1 By means of the terminal 13, the electric heater 1 to a not shown
  • On-board electrical system of a motor vehicle to be connected.
  • connection 14 for an electronic connection of the electric heating device 1 is arranged with a control logic, not shown.
  • the electric heating device 1 can be activated, for example, via an on-board computer arranged in the motor vehicle.
  • the connection can be made for example via a data bus, such as via a CAN bus or a LIN bus.
  • the electric heater 1 may have more than one terminal 13 and / or more than one terminal 14.
  • the control of the .Heizje the electric heater can be done via data bus or via another signal, such as an ON / OFF signal in particular from 0-12V or via a PWM signal.
  • the electrical heating device 1 has a control device 3, which has three electronic power transistors 19 in the region of the first printed circuit board section 5.
  • the electrical heating device 1 or the control device 3 has one, two, four, five, six or a plurality of such power transistors 19 in order to be able to control the current flow of the PTC elements 10 of the heating device 1.
  • the at least one power transistor 19 may be formed, for example, as a metal-oxide-semiconductor field effect transistor.
  • Circuit board section 5 a substantially watertight closed part 17.
  • the substantially watertight closed part 17 for example, a plastic sheath, not shown, which is advantageously arranged in the housing (2) or by the housing (2) itself may be formed.
  • the embodiment of the electric heater 1 illustrated in FIGS. 1 and 2 has five first plug-in devices 7 and five second plug-in devices 8.
  • the electric heater has one, two, three, four, six, seven, eight, nine, ten, or a plurality of first connectors 7 and second connectors 8.
  • the plug-in devices 7 are advantageous on the Soldered PCB.
  • male plugs 8 may be inserted, which are connected to the heating element or integrally formed therewith.
  • Plug devices 8 may be formed as a female plug-in devices and the plug devices 7 according to the male plug devices.
  • the at least one first plug-in device 7 and the at least one second plug-in device 8 are formed, for example, complementary to one another and in particular can be detachably or non-detachably connected to one another.
  • the heating element 9 can be connected to the control device 3.
  • the at least one first plug-in device 7 is connected in the embodiment shown in Figures 1 and 2 with the at least one circuit board 4.
  • the at least one first plug-in device 7 is arranged in the region of the second printed circuit board section 6 and connected thereto.
  • the at least one second plug-in device 8 is connected in the embodiment shown in Figures 1 and 2 with at least one heating element 9.
  • the at least one heating element 9 has in the embodiment shown in Figure 1 a rectangular and substantially block-like structure.
  • the block-type structure has a series of substantially strip-shaped PTC elements 10, which are arranged, for example, between contact plates 20 and heat-conducting ribs 12.
  • the heat-conducting ribs 12 enlarge a surface, not shown, of the
  • Heating element 9 and thereby improve the heat transfer to
  • the at least one block-shaped heating element 9 can also be arranged in a particular rectangular frame beyond.
  • the at least one heating element 9 has, for example, openings 11 arranged parallel to one another as integrated air ducts.
  • the openings 11 are arranged in this embodiment substantially in an air flow direction 16 in an air duct 15.
  • the air duct 15 is arranged for example within the heating or air conditioning, not shown.
  • Figure 2 shows a schematic side view of an electrical
  • Heating device 1 according to Figure 1.
  • an air flow in particular in the air flow direction 16, for example, promoted.
  • the air flow flows through the openings 11 arranged in parallel, while it is heated in particular by the heat-conducting ribs 12 and the PTC elements 10.
  • the heat-conducting fins 12 and the PTC elements 10 are cooled by the air flow 21.
  • the air duct 15 shown by way of example in FIGS. 1 and 2 has an air duct wall 18. Through the one air duct wall 18, the second printed circuit board section 6 projects into the area of the air duct 15. In the process, the second printed circuit board section 6 heats the air flow 21 or the air flow 21 cools the second printed circuit board section 6.
  • the at least one first plug-in device 7 is arranged in the region of the second printed circuit board section 6.
  • the at least one first plug-in device 7 is connected to the at least one second plug-in device 8.
  • the at least one first Plug-in device 7 and the at least one second plug-in device 8 arranged in the region of the air flow 21.
  • the at least one first plug-in device 7 and the at least one second plug-in device 8 heat the air flow. At the same time, the at least one first plug-in device 7 and the at least one second plug-in device 8 are cooled by the air flow. As a result, the second printed circuit board section 6 is also cooled and / or serves to conduct heat from the power transistors 19 of the control device 3 to the first plug-in device 7, thereby also cooling the control device 3 or cooling its power transistors 19.
  • the first printed circuit board section 5 is arranged in particular in the housing 2.
  • the second circuit board section 6 projects out of the housing 2.
  • a part of the printed circuit board 4 projects out of the housing, which is larger or smaller than the second printed circuit board section 6.
  • a part of the housing 2 facing the air duct 15 is arranged in the region of the air duct wall 18. In an alternative exemplary embodiment, a part of the housing 2 projects into the region of the air channel 15.

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)

Abstract

L'invention concerne un dispositif de chauffage électrique (1), destiné en particulier à un véhicule automobile, comprenant au moins un élément chauffant (9) et au moins un dispositif de commande (3) pourvu d'un boîtier (2), au moins une carte de circuits imprimés (4) pourvue d'une première partie de carte (5) et d'une deuxième partie de carte (6), et au moins un premier dispositif d'enfichage (7) et au moins un deuxième dispositif d'enfichage (8). Les deux dispositifs d'enfichage (7, 8) servent à relier au moins un élément chauffant (9) au dispositif de commande (3). Le boîtier (2) ne reçoit l'au moins une carte de circuits imprimés (4) que partiellement. La première partie de carte (5) est disposée dans le boîtier (2) et la deuxième partie de carte (6) fait saillie du boîtier (2) et l'au moins un premier dispositif d'enfichage (7) est relié à la deuxième partie de carte (6) et l'au moins un deuxième dispositif d'enfichage (8) est relié à l'élément chauffant (9).
PCT/EP2016/059793 2015-05-20 2016-05-02 Dispositif de chauffage électrique WO2016184675A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP15168434.7A EP3096587B1 (fr) 2015-05-20 2015-05-20 Dispositif de chauffage électrique
EP15168434.7 2015-05-20

Publications (1)

Publication Number Publication Date
WO2016184675A1 true WO2016184675A1 (fr) 2016-11-24

Family

ID=53188942

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2016/059793 WO2016184675A1 (fr) 2015-05-20 2016-05-02 Dispositif de chauffage électrique

Country Status (2)

Country Link
EP (1) EP3096587B1 (fr)
WO (1) WO2016184675A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021136173A1 (fr) * 2019-12-30 2021-07-08 法雷奥汽车空调湖北有限公司 Appareil de chauffage électrique, appareil d'alimentation en chaleur, de ventilation et/ou de climatisation et véhicule à moteur

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3065856B1 (fr) * 2017-04-28 2021-02-19 Valeo Systemes Thermiques Dispositif de chauffage electrique pour vehicule automobile
DE102017010211A1 (de) * 2017-11-02 2019-05-02 Eberspächer Catem Gmbh & Co. Kg Elektrische Heizvorrichtung
FR3075327B1 (fr) * 2017-12-19 2020-05-15 Valeo Systemes Thermiques Module d'alimentation pour radiateur de chauffage et radiateur de chauffage equipe d'un tel module
DE102019214566B4 (de) * 2019-09-24 2021-04-01 Vitesco Technologies GmbH Heizanordnung
FR3126480A1 (fr) * 2021-08-27 2023-03-03 Valeo Systemes Thermiques Radiateur electrique d’une installation de ventilation, de chauffage, et/ou de climatisation d’un vehicule automobile.
CN215930157U (zh) * 2021-09-24 2022-03-01 上海科勒电子科技有限公司 一种暖风加热器的驱动部件及暖风加热器

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0901311A2 (fr) 1997-09-02 1999-03-10 Behr GmbH & Co. Appareil de chauffage électrique, en particulier pour véhicule
EP1986482A1 (fr) * 2007-04-27 2008-10-29 Valeo Systemes Thermiques Dispositif additionnel de chauffage électrique d'un flux d'air constitutif d'une installation de ventilation, chauffage et/ou climatisation d'un véhicule automobile
EP2226586A1 (fr) * 2009-03-03 2010-09-08 Valeo Systèmes Thermiques Dispositif de chauffage, notamment pour véhicule automobile
WO2012130553A1 (fr) * 2011-03-28 2012-10-04 Valeo Systemes Thermiques Echangeur de chaleur a elements chauffants electriques
EP2863143A1 (fr) * 2013-10-21 2015-04-22 Mahle Behr France Rouffach S.A.S Dispositif de chauffage

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0901311A2 (fr) 1997-09-02 1999-03-10 Behr GmbH & Co. Appareil de chauffage électrique, en particulier pour véhicule
EP1986482A1 (fr) * 2007-04-27 2008-10-29 Valeo Systemes Thermiques Dispositif additionnel de chauffage électrique d'un flux d'air constitutif d'une installation de ventilation, chauffage et/ou climatisation d'un véhicule automobile
EP2226586A1 (fr) * 2009-03-03 2010-09-08 Valeo Systèmes Thermiques Dispositif de chauffage, notamment pour véhicule automobile
WO2012130553A1 (fr) * 2011-03-28 2012-10-04 Valeo Systemes Thermiques Echangeur de chaleur a elements chauffants electriques
EP2863143A1 (fr) * 2013-10-21 2015-04-22 Mahle Behr France Rouffach S.A.S Dispositif de chauffage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021136173A1 (fr) * 2019-12-30 2021-07-08 法雷奥汽车空调湖北有限公司 Appareil de chauffage électrique, appareil d'alimentation en chaleur, de ventilation et/ou de climatisation et véhicule à moteur

Also Published As

Publication number Publication date
EP3096587B1 (fr) 2019-07-17
EP3096587A1 (fr) 2016-11-23

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