SYSTEM FOR AN EGR COOLER INCLUDING COOLING TUBES WITH A COMPLIANT REGION

Various methods and systems are provided for an exhaust gas recirculation cooler including a plurality of cooling tubes. In one example, an exhaust gas recirculation (EGR) cooler 134 includes a plurality of cooling tubes 204 positioned within a housing 202 of the EGR cooler, each cooling tube of the...

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Bibliographische Detailangaben
Hauptverfasser:	DOWELL, John Patrick, PETERS, Eric David, JAIN, Jayesh, SHETH, Pushkar Haresh
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BLASTING COMBUSTION ENGINES DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION HEAT EXCHANGE IN GENERAL HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS,IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MECHANICAL ENGINEERING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF TRANSPORTING WEAPONS WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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Beschreibung
Zusammenfassung:	Various methods and systems are provided for an exhaust gas recirculation cooler including a plurality of cooling tubes. In one example, an exhaust gas recirculation (EGR) cooler 134 includes a plurality of cooling tubes 204 positioned within a housing 202 of the EGR cooler, each cooling tube of the plurality of cooling tubes extending between and directly coupled to tube sheets 222 of the EGR cooler at ends of each cooling tube 204, where at least one end of one or more cooling tubes of a first portion of the plurality of cooling tubes, inward of a tube sheet coupled to the at least one end, includes a compliant region 306, where the first portion is positioned proximate to an exhaust inlet of the EGR cooler.