Patent ID: 8650865
Filing Date: 2014-02-18
Classification: F01N,F02G,F02M,H01L,Y02T

Abstract:
1. An exhaust gas routing device for an internal-combustion engine, the exhaust gas routing device being fluidically coupleable with an exhaust gas line through which exhaust gas flows and a coolant pipe through which a coolant flows, the device comprising: a thermoelectric generator comprising a plurality of thermoelectric yoke pairs arranged between a first surface heated by the exhaust gas and a second surface cooled by the coolant; and an exhaust gas guide configured to guide the exhaust gas along the first surface at a flow velocity which increases in a flow direction of the exhaust gas, wherein the second surface is arranged radially interior of the first surface; wherein the first and second surfaces are concentric with respect to one another; and wherein the second surface is in contact with the coolant.