WO2015181225A1 - Dispositif de chauffage pour un dispositif de fourniture d'un additif fluide - Google Patents

Dispositif de chauffage pour un dispositif de fourniture d'un additif fluide Download PDF

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Publication number
WO2015181225A1
WO2015181225A1 PCT/EP2015/061687 EP2015061687W WO2015181225A1 WO 2015181225 A1 WO2015181225 A1 WO 2015181225A1 EP 2015061687 W EP2015061687 W EP 2015061687W WO 2015181225 A1 WO2015181225 A1 WO 2015181225A1
Authority
WO
WIPO (PCT)
Prior art keywords
resistance heating
heater
heating element
liquid additive
switchable resistance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2015/061687
Other languages
German (de)
English (en)
Inventor
Sonny BORSOI
Georges Maguin
Cheikh Diouf
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.)
Aumovio Germany GmbH
Original Assignee
Continental Automotive Technologies 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 Continental Automotive Technologies GmbH filed Critical Continental Automotive Technologies GmbH
Priority to CN201580026058.6A priority Critical patent/CN106460609A/zh
Priority to EP15725012.7A priority patent/EP3148830A1/fr
Priority to US15/311,047 priority patent/US20170159523A1/en
Priority to KR1020167031900A priority patent/KR20160145154A/ko
Priority to RU2016151234A priority patent/RU2016151234A/ru
Publication of WO2015181225A1 publication Critical patent/WO2015181225A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/16—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an electric heater, i.e. a resistance heater
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/12—Adding substances to exhaust gases the substance being in solid form, e.g. pellets or powder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1406—Storage means for substances, e.g. tanks or reservoirs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1486—Means to prevent the substance from freezing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Definitions

  • the invention relates to a heater for a device for providing a liquid additive.
  • a device for providing a liquid additive can be used for example in a motor vehicle in order to supply a waste gas treatment device of the motor vehicle with a liquid additive for exhaust gas purification.
  • Exhaust treatment devices using a liquid additive for exhaust gas purification are widely used, particularly in diesel internal combustion engine vehicles.
  • nitrogen oxide compounds in the exhaust gas are reduced to harmless substances (water, carbon dioxide and nitrogen) with the aid of the liquid additive.
  • urea-water solution is often used for the SCR process.
  • Urea-water solution is available, for example, under the trade name AdBlue® with a urea content of -32.5% by weight as a liquid additive for waste gas purification. Such a urea-water solution is often referred to as a reducing agent precursor or reducing agent precursor solution.
  • Urea water solution is converted to ammonia for exhaust gas purification. This conversion can take place exhausts in a dedicated reactor or within the exhaust system within the exhaust system to ammonia. The actual reduction reaction of the nitrogen oxide compounds in the exhaust gas takes place with the ammonia.
  • a problem in providing liquid additives for exhaust gas purification in a motor vehicle is that the commonly used liquid additives can freeze at low temperatures.
  • the described urea-water solution freezes, for example, at -11 ° C. Such a low temperature In motor vehicles, in particular during long periods of standstill of the motor vehicle in winter occur.
  • devices for providing liquid additive can be heated in order to counteract the problem of freezing. By heating on the one hand can be prevented that the liquid additive freezes. At the same time, it can be ensured by the heating that, during a starting phase in winter, a device can quickly provide liquid additive, because the additive frozen by the heating is thawed.
  • the problem with the heating of liquid additive is that the liquid additive must not exceed a maximum temperature.
  • an upper limit temperature for example, an upper limit temperature of about 110 ° C, in particular 80 ° C or 60 ° C. If necessary, reaction processes within the liquid additive begin above this (upper) limit temperature.
  • conversion process here includes in particular the precipitation of solid particles from the liquid additive or the (partial) conversion of liquid additive into ammonia. For example, precipitated solid particles are crystalline urea precipitates that can form deposits in the device.
  • PTC positive temperature coefficient
  • a heater for a device for providing a liquid additive should be very quickly activated to quickly heat liquid additive at a start of a motor vehicle and quickly to allow liquid additive for the frozen additive in the device or in a tank Exhaust gas purification is provided. Based on this, it is an object of the present invention to solve the technical problems described or at least alleviate. For this purpose, a particularly advantageous heating for a device for providing a liquid additive to be disclosed. These objects are achieved with a heater according to the features of claim 1. Further advantageous embodiments of the heater are given in the dependent formulated claims. The features listed individually in the claims can be combined with one another in any technologically meaningful manner and can be supplemented by explanatory facts from the description and the figures, wherein further embodiments of the invention are shown.
  • the invention relates to a heater for a device for providing a liquid additive in a motor vehicle, comprising at least one switchable resistance heating element, which is connected in series with at least one switch element, with which the at least one first resistance heating element can be activated and deactivated, and at least one permanent resistance heating element, which is connected in parallel to the at least one switchable resistance heating element and the at least one switch element.
  • the switchable resistance heating elements and permanent resistance heating elements connected in parallel with one another are preferably connected to a common current source which can be activated and deactivated.
  • the common power source makes it possible to activate and deactivate both the switchable resistance heating elements and the permanent resistance heating elements (jointly).
  • the switch elements which are connected in series (only) to the switchable resistance heating elements, also make it possible to operate permanent resistance heating elements when the switchable resistance heating element is deactivated.
  • a heat transfer coefficient can usually be identified, which describes the extent to which heat passes from the heater to the liquid additive.
  • the heat transfer coefficient describes the heat flow from the heater into the liquid additive as a function of a temperature difference between the heater and the liquid additive.
  • the heat transfer coefficient depends on the thermal conductivity of the individual components of the device.
  • a heat capacity can be identified, which describes the storage capacity of the device for heat.
  • the heat capacity describes what proportion of the heat produced by a heater is first consumed to heat the device before heating of the liquid additive occurs.
  • the heat capacity depends on the specific heat capacity of the individual components of the device.
  • the heat transfer coefficients and the heat capacity cause during heating a time-dependent temperature difference between the heating and the liquid additive in the device, which can be described and determined, for example, with a differential equation or even with a system of differential equations. It has already been described above that temperatures above a limiting temperature (of, for example, a maximum of 110 ° C. or a maximum of 80 ° C. or 60 ° C.) should not also occur locally when heating liquid additive in order to avoid reaction of the liquid additive.
  • the at least one permanent resistance heating element is dimensioned such that even with a (permanent) operation of the permanent resistance heating element within the device and in the liquid additive no temperatures can occur and / or can be generated which exceed such a limit temperature.
  • the at least one permanent resistance heating element can be dimensioning as a function of the heat capacities and the heat transfer coefficients.
  • the possible heating power of the at least one permanent resistance heating element in relation to the heat capacity and the heat transfer coefficient of the device is so low that temperatures above the limit temperature can not occur locally when operating the heater when the switchable resistance heating element is deactivated.
  • the at least one switchable resistance heating element makes it possible to provide very high heating powers in order to heat a device for the liquid additive quickly.
  • the heating is particularly advantageous if the electrical resistances of the at least one switchable resistance heating element and of the at least one permanent resistance heating element are designed such that a proportion between 70% and 95% of the heating power of the heating of the at least one switchable resistance heating element is generated when the at least one switchable resistance heating element is activated.
  • the at least one permanent resistance heating element has a share of the heating power between 5% and 30%.
  • the proportion of the permanent resistance heating element is preferably between 8% and 15% and the proportion of the switchable resistance heating element accordingly between 85% and 92% of the heating power. It has been found that such a design of the permanent resistance heating element and the switchable resistance heating element can achieve that local overheating (local violations of the limit temperature) is effectively avoided.
  • heating is advantageous if it has at least one temperature sensor and at least one control component with which the at least one switch element and the at least one switchable resistance heating element can be activated and deactivated depending on a temperature determined with the at least one temperature sensor.
  • the at least one switchable resistance heating element is deactivated by the at least one switch by an electrically conductive connection is interrupted by the switch. Upon activation, the switch establishes an electrically conductive connection.
  • the at least one temperature sensor provides the control component with temperature information, and the control component activates and deactivates the switch element in dependence on this temperature information.
  • a temperature sensor for example, the temperature of the liquid additive and / or the temperature of the heater can be determined to determine a (local) overheating of the liquid additive.
  • the control component may be, for example, an electronic component.
  • the control component can also be part of a control unit of a motor vehicle.
  • the tax- Component is preferably connected via an (electrical) signal line to the temperature sensor and the at least one switch element.
  • the temperature sensor may, for example, be a resistance temperature sensor whose electrical resistance changes as a function of the temperature.
  • the temperature sensor can also be an infrared sensor within a device for providing liquid additive, with which the temperature can be determined indirectly (via infrared radiation).
  • Temperature sensors are a particularly effective way to detect overheating of the liquid additive in a device for providing liquid additive and effectively reduce or prevent by means of a control of the heating power.
  • the at least one control component (also further information) obtained, which are taken into account when activating and deactivating the switch element.
  • the switchable resistance heating element can only be operated for a certain, predetermined period of, for example, between 5 and 20 minutes when the heating is activated.
  • the heater is designed in the manner of a heating foil, wherein the at least one switchable resistance heating element and the at least one permanent resistance heating element are arranged as conductor tracks on the heating foil.
  • a heating foil is usually a flat structure with a (ground) surface.
  • a heating foil can, for example, rest on a tank wall of a tank for the liquid additive and thus produce a large area of the liquid additive in a tank. to warm. This allows a particularly effective heat transfer from the heater to the liquid additive.
  • Conductor tracks for resistance heating elements can be produced on the heating foil, for example by means of printing processes. Such traces may also be etched into a conductive material on the heating foil.
  • At least two electrical contacts are arranged on the heating foil, via which a power supply of the heating takes place. Electrical contacts on the heating foil can also be printed. Also metallic contacts can be glued or soldered. In an advantageous embodiment, the at least two electrical contacts form solder joints, at which electrical supply lines can be soldered to the heating foil. In a further particularly advantageous embodiment variant of the heating foil, at least one of the following components is likewise arranged on the heating foil:
  • Such switch elements and electronic control components or temperature sensors can optionally also be arranged on the heating foil with the same production methods (for example printing method and / or etching), for example by means of printing methods.
  • a flexible heating foil can, for example, be adapted to different (in particular irregular) shaped regions of a tank or a tank wall.
  • a flexible heating foil may, for example, comprise a flexible (for example rubber-like) carrier material, on which the individual components (resistance heating elements, switch elements, control components, etc.) are arranged.
  • the heater with a plurality of switchable resistance heating elements and a plurality of switch elements each associated with a switchable resistance heating element, wherein the switchable resistance heating elements are each arranged in different surface portions of the heater.
  • Such a heater preferably has a planar extension with a surface and is particularly preferably a heating foil. Through several surface sections, each having a switchable resistance heating, it is possible to adjust the heating power of the heater locally (individually). For example, in areas of the low-temperature heating, a higher heating power can be provided than in areas of the heating in which higher temperatures are present. Thus, an individual adaptation of the heating power to the respective (locally) present conditions is possible.
  • a heater is particularly advantageous if at least one switchable resistance heating element is assigned at least one temperature sensor and this switchable resistance heating element can be activated and deactivated depending on a temperature determined with the at least one temperature sensor and with the aid of at least one associated switch element and at least one control component ,
  • An arrangement of exactly one temperature sensor is preferably provided for each switchable resistance heating element, with which temperature information for this switchable resistance heating element can be obtained in order to activate and deactivate a switch element of this switchable resistance heating element as a function of the temperature information.
  • each switchable resistance heating element it is also possible that exactly one control component is provided for each switchable resistance heating element.
  • the temperature information of several temperature sensors are processed in a control component, which is set up for the control (activation and deactivation) of several switch elements.
  • the Temperature sensors are each arranged centrally in the region of the respective switchable resistance heating element. Such an arrangement makes it possible in a particularly effective manner to determine the temperature at the respective switchable resistance heating elements and then to activate and deactivate these switchable resistance heating elements selectively and individually.
  • the at least one switchable resistance heating element, the at least one switch element and the at least one control component of the heater can also be set up for a clocked mode of operation in which the at least one switchable resistance heating element is activated and deactivated again for a short time in order to generate reduced heating powers.
  • a device for providing liquid additive in a motor vehicle comprising a tank for storing the liquid additive with a tank wall, wherein at least one described electric heater is arranged on an outer side of the tank wall so that liquid additive in the tank is heated by the tank wall.
  • the device preferably comprises a delivery module which has a housing which is integrated in a bottom of the tank in the tank wall of the tank.
  • the bottom of the tank wall for this purpose has an opening into which the housing is inserted, so that the housing closes the opening.
  • the Housing then extends into an interior of the tank.
  • the housing then forms a portion of the tank wall.
  • An inside of the housing then forms an outside of the tank wall.
  • the described heater is arranged on the inside of the housing and thus able to heat through the tank wall formed by the housing, the liquid additive in the tank.
  • the heater is a flexible heating foil, which can be adapted to the shape of the housing.
  • a motor vehicle comprising an internal combustion engine and an exhaust gas treatment device for cleaning the exhaust gases of the internal combustion engine, and a device for providing liquid additive for the exhaust gas treatment device with a described electric heater.
  • FIGS. show particularly preferred embodiments of the invention, to which the invention is not limited.
  • the size ratios shown in the figures are only schematic. Show it:
  • FIG. 1 shows a first embodiment of a described heating foil
  • FIG. 2 shows a second variant of a described heating foil
  • FIG. 3 shows a device with a described heating foil
  • FIG. 4 shows a section through a housing of a delivery unit with a described heating foil
  • FIG 5 shows a motor vehicle having a device for providing a liquid additive with a described heating foil.
  • the heater 1 is shown in each case, which is designed as a heating foil 9. It can be seen that the heating foil 9 has a surface 10.
  • electrical contacts 12 can be seen in each case, via which the heater 1 can be supplied with power. Also visible are conductor tracks 11 on the heating foil, which form switchable resistance heating elements 4 and permanent resistance heating elements 6. Furthermore, switch elements 5, (electronic) control components 8 and temperature sensors 7 can be seen.
  • two supply conductors 23 are provided, via which a plurality of switchable resistance heating elements 4 can be energized, each having a switch element 5, an electronic control component 8 and a temperature sensor 7.
  • a plurality of switchable resistance heating elements 4 can be energized, each having a switch element 5, an electronic control component 8 and a temperature sensor 7.
  • FIGS. 1 and 2 are not limited in particular with regard to the arrangement of temperature sensors 7, control components 8 and switch elements 5. These elements (switch elements 5, control components 8 and temperature sensors 7) can also be arranged outside the heater 1, for example, on other components of a device for providing liquid additive.
  • FIGS. 1 and 2 are not limited in terms of the arrangements and number of switchable resistance heating elements 4 and permanent resistance heating elements 6 shown there. Resistance heating elements can be arranged arbitrarily on the heating foil. In each case, meander-shaped resistance heating elements are particularly suitable because relatively high electrical resistances and a uniform distribution of the electrical heating power can be achieved by meander-shaped structures.
  • FIG. 3 shows a tank 15 for a liquid additive, comprising a tank wall 29.
  • a housing 14 is integrated in the region of a tank bottom, in which a pump 22 is located. With the pump 22, liquid additive 28 can be removed from the tank 15 at a suction point 20. This liquid additive is provided by the pump 22 at a supply port 21.
  • a described heater 1 On the inner side 16 of the housing 14 is a described heater 1, which extends flat along the inner side 16 of the housing.
  • the liquid additive is present in the tank as frozen additive 27. Within the frozen additive 27, an ice cavity 19 is formed which has been generated by the heater 1 by melting the frozen additive 27 into liquid additive 28.
  • Fig. 4 shows the section AA shown in Fig. 3 through the housing 14 of the device 2. To see the heater 1 with the electrical contacts 12 and the pump 22 and the suction point 20. The heater 1 is located on an inner side 16 of the housing 14, wherein the inside of the housing 14 forms an outer side 30 of the tank 15.
  • Fig. 5 shows a motor vehicle 3 comprising an internal combustion engine 17 and an exhaust gas treatment device 18 for cleaning the exhaust gases of the combustion engine 17 in the exhaust gas treatment device 18, an SCR catalyst 26 is arranged to perform the method of selective catalytic reduction.
  • the exhaust gas treatment device 18 can be fed with a liquid addition additive from a tank 15 by means of an adding device 25.
  • the addition- Device 25 is supplied by a arranged in the tank 15 device 2 via a line 24 with liquid additive.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Resistance Heating (AREA)

Abstract

L'invention concerne un dispositif de chauffage (1) pour un dispositif (2) de fourniture d'un additif fluide dans un véhicule automobile (3), comprenant au moins un élément de chauffage par résistance (4) qui est apte à être commuté, qui est monté en série avec au moins un élément de commutation (5), à l'aide duquel peut être activé et désactivé l'au moins un élément de chauffage par résistance (4) et au moins un élément de chauffage par résistance permanent (6), qui est monté en parallèle avec l'au moins un élément de chauffage par résistance (4) apte à être commuté, et l'au moins un élément de commutation (5).
PCT/EP2015/061687 2014-05-28 2015-05-27 Dispositif de chauffage pour un dispositif de fourniture d'un additif fluide Ceased WO2015181225A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201580026058.6A CN106460609A (zh) 2014-05-28 2015-05-27 用于提供液态添加剂的装置的加热机构
EP15725012.7A EP3148830A1 (fr) 2014-05-28 2015-05-27 Dispositif de chauffage pour un dispositif de fourniture d'un additif fluide
US15/311,047 US20170159523A1 (en) 2014-05-28 2015-05-27 Heater for a device for providing a liquid additive
KR1020167031900A KR20160145154A (ko) 2014-05-28 2015-05-27 액체 첨가제를 제공하기 위한 디바이스용의 히터
RU2016151234A RU2016151234A (ru) 2014-05-28 2015-05-27 Нагреватель для устройства для обеспечения жидкой добавки

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014107519.6A DE102014107519A1 (de) 2014-05-28 2014-05-28 Heizung für eine Vorrichtung zur Bereitstellung eines flüssigen Additivs
DE102014107519.6 2014-05-28

Publications (1)

Publication Number Publication Date
WO2015181225A1 true WO2015181225A1 (fr) 2015-12-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/061687 Ceased WO2015181225A1 (fr) 2014-05-28 2015-05-27 Dispositif de chauffage pour un dispositif de fourniture d'un additif fluide

Country Status (7)

Country Link
US (1) US20170159523A1 (fr)
EP (1) EP3148830A1 (fr)
KR (1) KR20160145154A (fr)
CN (1) CN106460609A (fr)
DE (1) DE102014107519A1 (fr)
RU (1) RU2016151234A (fr)
WO (1) WO2015181225A1 (fr)

Cited By (2)

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WO2019207134A1 (fr) * 2018-04-27 2019-10-31 Plastic Omnium Advanced Innovation And Research Dispositif de chauffage bi-energie pour reservoir de produits aqueux
FR3080653A1 (fr) * 2018-04-27 2019-11-01 Plastic Omnium Advanced Innovation And Research Dispositif de chauffage bi-energie pour reservoir de produits aqueux

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DE102016211175A1 (de) * 2016-06-22 2017-12-28 Robert Bosch Gmbh Heizvorrichtung für einen Tank, Tankvorrichtung für ein Abgasnachbehandlungssystem, Abgasnachbehandlungssystem
DE212017000219U1 (de) * 2016-09-16 2019-06-21 Plastic Omnium Advanced Innovation And Research Tank für demineralisiertes Wasser in einem Fahrzeug
EP3453552B1 (fr) 2017-09-12 2021-03-24 Magna Energy Storage Systems GesmbH Réservoir de stockage
DE102017222301A1 (de) * 2017-12-08 2019-06-13 Continental Automotive Gmbh SCR-Dosiereinheit zur Förderung und Bereitstellung eines flüssigen Abgasreinigungsadditivs
EP3499019A1 (fr) * 2017-12-15 2019-06-19 Plastic Omnium Advanced Innovation and Research Procédé de chauffage pour un système de réservoir
DE102019214435A1 (de) * 2019-09-23 2021-03-25 Robert Bosch Gmbh Heizeinrichtung
US11506100B2 (en) 2020-10-23 2022-11-22 Cummins Power Generation Inc. Diesel exhaust fluid tank heating system
US11441467B2 (en) 2020-12-17 2022-09-13 Faurecia Emissions Control Technologies, Usa, Llc Integrated helical heater and temperature sensor

Citations (5)

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EP2226479A1 (fr) * 2009-03-06 2010-09-08 DBK David + Baader GmbH Dispositif de chauffage séquentiel pour réservoir de liquide
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CN106460609A (zh) 2017-02-22
RU2016151234A (ru) 2018-06-28
EP3148830A1 (fr) 2017-04-05

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