DE102007021933A1 - System for heating-air conditioning plant of vehicle, is provided with heating, ventilation and air conditioning units, where heating, ventilation and air conditioning units are connected with integrated pump on heat exchanger - Google Patents

System for heating-air conditioning plant of vehicle, is provided with heating, ventilation and air conditioning units, where heating, ventilation and air conditioning units are connected with integrated pump on heat exchanger Download PDF

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Publication number
DE102007021933A1
DE102007021933A1 DE102007021933A DE102007021933A DE102007021933A1 DE 102007021933 A1 DE102007021933 A1 DE 102007021933A1 DE 102007021933 A DE102007021933 A DE 102007021933A DE 102007021933 A DE102007021933 A DE 102007021933A DE 102007021933 A1 DE102007021933 A1 DE 102007021933A1
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DE
Germany
Prior art keywords
air conditioning
heating
conditioning units
heat exchanger
ventilation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
DE102007021933A
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German (de)
Inventor
Herbert Dr. Floegel
Frank Dr.-Ing. Frühauf
Jürgen Dipl.-Ing. Maue
Jürgen Dipl.-Ing. Wertenbach
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.)
Mercedes Benz Group AG
Original Assignee
Daimler AG
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 Daimler AG filed Critical Daimler AG
Priority to DE102007021933A priority Critical patent/DE102007021933A1/en
Publication of DE102007021933A1 publication Critical patent/DE102007021933A1/en
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3204—Cooling devices using compression
    • B60H1/323—Cooling devices using compression characterised by comprising auxiliary or multiple systems, e.g. plurality of evaporators, or by involving auxiliary cooling devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3204—Cooling devices using compression
    • B60H1/3228—Cooling devices using compression characterised by refrigerant circuit configurations
    • B60H1/32281—Cooling devices using compression characterised by refrigerant circuit configurations comprising a single secondary circuit, e.g. at evaporator or condenser side
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
    • B60H1/00878—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices
    • B60H2001/00928—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices comprising a secondary circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/24—Storage receiver heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously

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  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

The system is provided with has heating, ventilation and air conditioning units (1a,1b,1c). The heating, ventilation and air conditioning units are connected with integrated pump (2) on a heat exchanger (3) by a secondary circuit. The heat exchanger is selectively brought into contact with a heat sink (5a) or a cooling source (5b) by heat exchanger adjustment devices (4a,4b).

Description

Die Erfindung betrifft ein System einer Heiz-Klimaanlage eines Kraftfahrzeugs, welches zumindest zwei Heiz-Klimaeinheiten (HVAC-Heating, Ventilating and Air Conditioning) aufweist.The The invention relates to a system of a heating air conditioning system of a motor vehicle, which at least two heating air conditioning units (HVAC heating, Ventilating and Air Conditioning).

Bei solchen bekannten Systemen von Heiz-Klimaanlagen von Kraftfahrzeugen nehmen die entsprechenden Aggregate derzeit circa 30 bis 40% des Volumens von Armaturenbrett und Mittelkonsole des Kraftfahrzeugs ein und beschränken somit die Flexibilität von Innenraum-Maßkonzepten sowie die entsprechenden Design-Freiräume. Zusätzlich benötigen die Einrichtungen zur Vermischung und Verteilung der Kabinenluft auf entsprechende Düsen zusätzlich umfangreichen Bauraum. Ferner werden bei herkömmlichen Heiz-Klimaeinheiten (HVAC-Modulen) mit einem Verdampfer und einem Heizungswärmeübertrager je zwei Wärmetauscher für die Klimatisierung des Kraftfahrzeugs nötig.at Such known systems of heating air conditioning systems of motor vehicles At present, the corresponding aggregates account for around 30 to 40% of the total Volume of dashboard and center console of the motor vehicle thus limiting the flexibility of Interior dimension concepts as well as the corresponding design free spaces. In addition, the facilities require mixing and distribution of the cabin air to respective nozzles additionally extensive space. Furthermore, in conventional Heating air conditioning units (HVAC modules) with one evaporator and one Heating heat exchanger per two heat exchangers necessary for the air conditioning of the motor vehicle.

Aus der deutschen Offenlegungsschrift DE 198 14 581 A1 ist eine Klimaanlage für ein Kraftfahrzeug bekannt, bei welcher mehrere Wärmetauscher im Innenraumbereich angeordnet sind.From the German patent application DE 198 14 581 A1 An air conditioning system for a motor vehicle is known in which a plurality of heat exchangers are arranged in the interior area.

Es ist die Aufgabe der vorliegenden Erfindung, ein System einer Heiz-Klimaanlage eines Kraftfahrzeugs mit zumindest zwei Heiz-Klimaeinheiten (HVAC) vorzusehen, welches die Nachteile des Standes der Technik überwindet und insbesondere ein solches System vorzusehen, welches bei flexibler Anwendbarkeit möglichst wenig Bauraum gegenüber herkömmlichen Systemen benötigt.It The object of the present invention is a system of a heating air conditioner of a motor vehicle with at least two heating / air conditioning units (HVAC) to provide, which overcomes the disadvantages of the prior art and in particular to provide such a system, which with flexible applicability as little space as possible compared to conventional ones Systems needed.

Die Aufgabe wird erfindungsgemäß gelöst mit einem System einer Heiz-Klimaanlage eines Kraftfahrzeugs mit den Merkmalen gemäß Anspruch 1. Bevorzugte Ausführungsformen sind in den Unteransprüchen definiert.The Task is solved according to the invention a system of a heating air conditioning system of a motor vehicle with the Features according to claim 1. Preferred embodiments are defined in the subclaims.

Das erfindungsgemäße System einer Heiz-Klimaanlage eines Kraftfahrzeugs weist zumindest zwei Heiz-Klimaeinheiten (HVAC-Module) auf. Erfindungsgemäß sind diese Heiz-Klimaeinheiten (HVAC) über einen Sekundärkreislauf der Kühlflüssigkeit mit einer integrierten Pumpe an einen einzigen Wärmetauscher angeschlossen, wobei der Wärmetauscher wahlweise über jeweilige Wärmetauscher-Stelleinrichtungen mit einer Wärmesenke oder einer Kältequelle in Kontakt bringbar ist. Somit kann ohne großen Bedarf an Bauraum flexibel ein System zur Verfügung gestellt werden, welches erfindungsgemäß besonders einfach gegenüber den bekannten Systemen gestaltet sein kann.The inventive system of a heating air conditioning of a motor vehicle has at least two heating / air conditioning units (HVAC modules) on. According to the invention, these heating-air conditioning units (HVAC) over a secondary circuit of the cooling liquid with an integrated pump to a single heat exchanger connected, the heat exchanger optionally via respective heat exchanger adjusting devices with a heat sink or a source of cold can be brought into contact. Thus, without Great need for space flexible system available be made, which according to the invention particularly be designed simply over the known systems can.

Die jeweiligen Heiz-Klimaeinheiten (HVAC) können dabei jeweils über Heizklimaeinheit-Stelleinrichtungen mit dem Sekundärkreislauf verbindbar sein.The each heating-air conditioning units (HVAC) can each about Heating air conditioning actuator with the secondary circuit be connectable.

Als Stelleinrichtungen können erfindungsgemäß insbesondere beispielsweise regelbare bzw. steuerbare Ventile zum Einsatz kommen.When Actuators can according to the invention in particular For example, controllable or controllable valves are used.

Um die Ansprechdynamik der Fahrzeugklimatisierung insbesondere bei Stillstand des Motors des Kraftfahrzeugs weiter zu verbessern, kann der Wärmesenke ein Wärmespeicher und/oder der Kältequelle ein Kältespeicher zugeordnet sein.Around the response dynamics of the vehicle air conditioning in particular at Standstill of the motor of the motor vehicle can further improve the heat sink a heat storage and / or the Cold source be associated with a cold storage.

Um wertvollen Bauraum im Innenraum des Kraftfahrzeugs zu sparen, kann die Wärmesenke und/oder die Kältequelle, gegebenenfalls auch zusammen mit dem jeweils zugeordneten Wärmespeicher bzw. Kältespeicher, außerhalb der Fahrgastzelle des Kraftfahrzeugs, insbesondere in einem Motorraum des Kraftfahrzeugs angeordnet sein.Around To save valuable space in the interior of the vehicle can the heat sink and / or the cold source, if necessary also together with the respective associated heat storage or cold storage, outside the passenger compartment of the Motor vehicle, in particular in an engine compartment of the motor vehicle be arranged.

Die Heiz-Klimaeinheiten (HVAC) des erfindungsgemäßen Systems können jeweils eines oder mehrere der Aggregate aus der folgenden Gruppe aufweisen, wobei die Gruppe besteht aus: Gebläse, Filter, Wärmeübertrager, Heizer, Wasserabscheider und Luftverteilungseinrichtung.The Heating-air conditioning units (HVAC) of the invention Systems can each have one or more of the aggregates from the following group, where the group consists of: Blowers, filters, heat exchangers, heaters, Water separator and air distribution device.

Die Erfindung wird im Folgenden anhand der beigefügten Figuren beispielhaft näher beschrieben werden. Es zeigen:The Invention will be described below with reference to the accompanying figures be described in more detail by way of example. Show it:

1 eine schematische Ansicht des Systems einer Heiz-Klimaanlage eines Kraftfahrzeugs gemäß einer bevorzugten Ausführungsform der vorliegenden Erfindung; und 1 a schematic view of the system of a heating air conditioning system of a motor vehicle according to a preferred embodiment of the present invention; and

2 eine schematische Schnittansicht einer Heiz-Klimaeinheit (HVAC-Modul) 2 a schematic sectional view of a heating-air conditioning unit (HVAC module)

Die 1 zeigt eine schematische Ansicht des Systems einer Heiz-Klimaanlage eines Kraftfahrzeugs gemäß einer bevorzugten Ausführungsform der vorliegenden Erfindung mit Heiz-Klimaeinheiten (HVAC-Modulen) 1a, 1b, 1c. Erfindungsgemäß sind diese Heiz-Klimaeinheiten 1a, 1b, 1c über Heizklimaeinheit-Stelleinrichtungen 6a, 6b, 6c mit einem Sekundärkreislauf des Kältemittels beziehungsweise Klimamittels verbunden und über eine in den Sekundärkreislauf integrierte Pumpe 2 an einen einzigen Wärmetauscher 3 angeschlossen, wobei der Wärmetauscher 3 wahlweise über jeweilige Wärmetauscher-Stelleinrichtungen 4a, 4b mit einer Wärmesenke 5a oder einer Kältequelle 5b in Kontakt bringbar ist. Die Wärmesenke 5a weist einen zusätzlichen Wärmespeicher 7a auf und die Kältequelle 5b weist einen zusätzlichen Kältespeicher 7b auf. Generell kann im Bereich des Wärmetauschers 3 eine Ankopplung an den Motorkühlkreislauf beziehungsweise eine Ankopplung/Integration eines Kältemittelverdampfers vorgenommen sein. Der Kältemittelkreislauf des Sekundärkreislaufs wird zu den Heiz-Klimaeinheiten (HVAC) über eine entsprechende Leitung beziehungsweise entsprechende Leitungen zurückgeführt. In 1 sind drei Heiz-Klimaeinheiten (HVAC-Modulen) 1a, 1b, 1c gezeigt, es können aber auch zwei oder mehr als drei solcher Heiz-Klimaeinheiten (HVAC-Module) vorgesehen sein.The 1 shows a schematic view of the system of a heating air conditioning system of a motor vehicle according to a preferred embodiment of the present invention with heating-air conditioning units (HVAC modules) 1a . 1b . 1c , According to the invention, these heating air conditioning units 1a . 1b . 1c via heating air conditioning actuators 6a . 6b . 6c connected to a secondary circuit of the refrigerant or climatic agent and a pump integrated in the secondary circuit 2 to a single heat exchanger 3 connected, the heat exchanger 3 optionally via respective heat exchanger control devices 4a . 4b with a heat sink 5a or a cold source 5b can be brought into contact. The heat sink 5a has an additional heat storage 7a on and the cold source 5b has an additional cold storage 7b on. Generally speaking, in the area of the heat exchanger 3 be made a coupling to the engine cooling circuit or a coupling / integration of a refrigerant evaporator. The refrigerant circuit Run the secondary circuit is returned to the heating-air conditioning units (HVAC) via a corresponding line or corresponding lines. In 1 are three heating air conditioning units (HVAC modules) 1a . 1b . 1c However, two or more than three such heating / air conditioning units (HVAC modules) can also be provided.

Bevorzugt ist die Einheit des Wärmetauschers 3 mit der Wärmesenke 5a und/oder der Kältequelle 5b, gegebenenfalls mit dem zugeordneten Wärmespeicher 7a beziehungsweise dem zugeordneten Kältespeicher 7b, außerhalb einer Fahrgastzelle eines Kraftfahrzeugs angeordnet, insbesondere in einem Motorraum des Kraftfahrzeugs.The unit of the heat exchanger is preferred 3 with the heat sink 5a and / or the cold source 5b , optionally with the associated heat storage 7a or the associated cold storage 7b , disposed outside a passenger compartment of a motor vehicle, in particular in an engine compartment of the motor vehicle.

2 zeigt in einer schematischen Schnittansicht eine Heiz-Klimaeinheit (HVAC), welche gemäß einer bevorzugten Ausführungsform in dem erfindungsgemäßen System vorgesehen sein kann. Die Heiz-Klimaeinheit (HVAC) 1a weist auf ein Gebläse 8, einen Filter 9, einen Wärmeübertrager 10, einen Heizer 11, einen Wasserabscheider 12 und eine Luftverteilungseinrichtung 13. 2 shows in a schematic sectional view of a heating-air conditioning unit (HVAC), which may be provided according to a preferred embodiment in the inventive system. The heating / air conditioning unit (HVAC) 1a points to a blower 8th , a filter 9 , a heat exchanger 10 , a heater 11 , a water separator 12 and an air distribution device 13 ,

ZITATE ENTHALTEN IN DER BESCHREIBUNGQUOTES INCLUDE IN THE DESCRIPTION

Diese Liste der vom Anmelder aufgeführten Dokumente wurde automatisiert erzeugt und ist ausschließlich zur besseren Information des Lesers aufgenommen. Die Liste ist nicht Bestandteil der deutschen Patent- bzw. Gebrauchsmusteranmeldung. Das DPMA übernimmt keinerlei Haftung für etwaige Fehler oder Auslassungen.This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.

Zitierte PatentliteraturCited patent literature

  • - DE 19814581 A1 [0003] - DE 19814581 A1 [0003]

Claims (6)

System einer Heiz-Klimaanlage eines Kraftfahrzeugs, welches zumindest zwei Heiz-Klimaeinheiten (HVAC) (1a, 1b, 1c) aufweist, dadurch gekennzeichnet, dass die Heiz-Klimaeinheiten (HVAC) (1a, 1b, 1c) über einen Sekundärkreislauf mit integrierter Pumpe (2) an einen einzigen Wärmetauscher (3) angeschlossen sind, wobei der Wärmetauscher (3) wahlweise über jeweilige Wärmetauscher-Stelleinrichtungen (4a, 4b) mit einer Wärmesenke (5a) oder einer Kältequelle (5b) in Kontakt bringbar ist.System of a heating air conditioning system of a motor vehicle, which has at least two heating / air conditioning units (HVAC) ( 1a . 1b . 1c ), characterized in that the heating-air conditioning units (HVAC) ( 1a . 1b . 1c ) via a secondary circuit with integrated pump ( 2 ) to a single heat exchanger ( 3 ), wherein the heat exchanger ( 3 ) optionally via respective heat exchanger control devices ( 4a . 4b ) with a heat sink ( 5a ) or a cold source ( 5b ) is brought into contact. System gemäß Anspruch 1 dadurch gekennzeichnet, dass die Heiz-Klimaeinheiten (HVAC) (1a, 1b, 1c) jeweils über Heiz-Klimaeinheit-Stelleinrichtungen (6a, 6b, 6c) mit dem Sekundärkreislauf verbindbar sind.System according to claim 1, characterized in that the heating / air conditioning units (HVAC) ( 1a . 1b . 1c ) in each case via heating / air conditioning control devices ( 6a . 6b . 6c ) are connectable to the secondary circuit. System gemäß Anspruch 1 oder 2 dadurch gekennzeichnet, dass der Wärmesenke (5a) ein Wärmespeicher (7a) und/oder der Kältequelle (5b) ein Kältespeicher (7b) zugeordnet ist.System according to claim 1 or 2, characterized in that the heat sink ( 5a ) a heat storage ( 7a ) and / or the cold source ( 5b ) a cold storage ( 7b ) assigned. System gemäß zumindest einem der Ansprüche 1 bis 3 dadurch gekennzeichnet, dass eine zusätzliche Wärmepumpe an den Sekundärkreislauf angekoppelt ist.System according to at least one of Claims 1 to 3, characterized in that an additional Heat pump coupled to the secondary circuit is. System gemäß zumindest einem der Ansprüche 1 bis 4 dadurch gekennzeichnet, dass zumindest die Wärmesenke (5a) und/oder die Kältequelle (5b) außerhalb einer Fahrgastzelle des Kraftfahrzeugs angeordnet ist, insbesondere in einem Motorraum des Kraftfahrzeugs angeordnet ist.System according to at least one of claims 1 to 4, characterized in that at least the heat sink ( 5a ) and / or the cold source ( 5b ) is arranged outside a passenger compartment of the motor vehicle, in particular in an engine compartment of the motor vehicle is arranged. System gemäß zumindest einem der Ansprüche 1 bis 5 dadurch gekennzeichnet, dass die Heiz-Klimaeinheiten (HVAC) (1a, 1b, 1c) jeweils ein oder mehrere Aggregate aus der folgenden Gruppe aufweisen können, wobei die Gruppe besteht aus Gebläse (8), Filter (9), Wärmeübertrager (10), Heizer (11), Wasserabscheider (12) und Luftverteilungseinrichtung (13).System according to at least one of claims 1 to 5, characterized in that the heating / air conditioning units (HVAC) ( 1a . 1b . 1c ) may each comprise one or more aggregates from the following group, the group consisting of blowers ( 8th ), Filters ( 9 ), Heat exchangers ( 10 ), Heaters ( 11 ), Water separator ( 12 ) and air distribution device ( 13 ).
DE102007021933A 2007-05-10 2007-05-10 System for heating-air conditioning plant of vehicle, is provided with heating, ventilation and air conditioning units, where heating, ventilation and air conditioning units are connected with integrated pump on heat exchanger Withdrawn DE102007021933A1 (en)

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DE102007021933A DE102007021933A1 (en) 2007-05-10 2007-05-10 System for heating-air conditioning plant of vehicle, is provided with heating, ventilation and air conditioning units, where heating, ventilation and air conditioning units are connected with integrated pump on heat exchanger

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Application Number Priority Date Filing Date Title
DE102007021933A DE102007021933A1 (en) 2007-05-10 2007-05-10 System for heating-air conditioning plant of vehicle, is provided with heating, ventilation and air conditioning units, where heating, ventilation and air conditioning units are connected with integrated pump on heat exchanger

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DE102007021933A1 true DE102007021933A1 (en) 2008-11-20

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DE102007021933A Withdrawn DE102007021933A1 (en) 2007-05-10 2007-05-10 System for heating-air conditioning plant of vehicle, is provided with heating, ventilation and air conditioning units, where heating, ventilation and air conditioning units are connected with integrated pump on heat exchanger

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19814581A1 (en) 1998-04-01 1999-10-07 Behr Gmbh & Co Air-conditioning apparatus for cars

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19814581A1 (en) 1998-04-01 1999-10-07 Behr Gmbh & Co Air-conditioning apparatus for cars

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Effective date: 20131203