Charged internal combustion engine

Abstract

The invention concerns a charged internal combustion engine with at least one stage of charging by a turbocharger. The invention is characterized by the fact that at least one supplemental compressor is connected parallel to or in series with the turbocharger, where the supplemental compressor has a drive independent form the working medium cycle of the internal combustion engine.

1 . Charged Internal Combustion Engine 
 1.1 with at least one-step charging by a turbocharger,    1.2 identified by the fact that at least one supplemental compressor is connected to the turbocharger parallel or in series;    1.3 the supplemental compressor has a drive independent from the working medium cycle of the internal combustion engine.    
     
     
         2 . Internal combustion engine based on    claim 1   , identified by the fact that the additional compressor is powered by an electric motor.  
     
     
         3 . Internal combustion engine based on    claim 1    or    2   , identified by the fact that the supplemental compressor is arranged in front of the turbocharger in the flow direction.  
     
     
         4 . Internal combustion engine based on one of the    claims 1    to    3   , identified by the fact that there is at least one closing or switching means between the supplemental compressor and the turbocharger.  
     
     
         5 . Internal combustion engine based on one of the    claims 1    to    4   , identified by the fact that the turbocharger has a charge cooler attached behind it, or with multi-level charging, at least one charge cooler is connected behind one level.  
     
     
         6 . Internal combustion engine based on one of the    claims 1    to    5   , identified by the fact that the turbocharger has a charge cooler attached behind it, or with multi-level charging, at least one charge cooler is connected behind one level.  
     
     
         7 . Internal combustion engine based on one of the    claims 1    to    6   , identified by the fact that the supplemental compressor is used as a secondary air pump to draw air in a catalytic converter.  
     
     
         8 . Internal combustion engine based on one of the    claims 1    to    7   , identified by the fact that an electric engine which provides power to the supplemental compressor is present.  
     
     
         9 . Internal combustion engine based on one of the    claims 1    to    8   , identified by the fact that an electronic control device is present to power the supplemental compressor and the closing or switching means.  
     
     
         10 . Internal combustion engine based on one of the    claims 1    to    9   , identified by the fact that the supplemental compressor aids the turbocharger in operational conditions in which the power taken from the exhaust flow is insufficient.  
     
     
         11 . Internal combustion engine based on one of the    claims 1    to    10   , identified by the fact that the supplemental compressor is turned off by the turbocharger when the required boost pressure is attained.  
     
     
         12 . Internal combustion engine based on one of the    claims 1    to    10   , identified by the fact that the supplemental compressor is used to deliberately increase the boost pressure.  
     
     
         13 . Internal combustion engine based on one of the    claims 1    to    12   , identified by the fact that the supplemental compressor and the turbocharger draw from different intake areas.  
     
     
         14 . Internal combustion engine based on one of the    claims 1    to    12   , identified by the fact that the supplemental compressor and the turbocharger draw from the same intake area.  
     
     
         15 . Internal combustion engine based on one of the    claims 1    to    14   , identified by the fact that the air compressed by the supplemental compressor can only flow in the direction of the turbocharger.  
     
     
         16 . Internal combustion engine based on one of the    claims 1    to    15   , identified by the fact that the turbocharger no longer draws from the supplemental compressor, once the supplemental compressor is switched off.  
     
     
         17 . Internal combustion engine based on one of the    claims 1    to    16   , identified by the fact that there is at least one supplemental compressor with at least one step is connected in series with turbocharger.  
     
     
         18 . Internal combustion engine based on one of the    claims 1    to    16   , identified by the fact that there is at least one supplemental compressor with at least one step is connected parallel with turbocharger.  
     
     
         19 . Internal combustion engine based on    claim 2   , identified by the fact that the electric motor is powered by the 12-volt electrical system.  
     
     
         20 . Internal combustion engine based on one of the    claims 1    to    19   , identified by the fact that the intake pipe assembly ( 18 ) includes the supplemental compressor.  
     
     
         21 . Internal combustion engine based on    claim 20   , identified by the fact that the supplemental compressor is integrated in the intake pipe.  
     
     
         22 . Internal combustion engine based on    claim 20   , identified by the fact that the supplemental compressor is built is onto the intake pipe.  
     
     
         23 . Internal combustion engine based on one of the    claims 1    to    19   , identified by the fact that the cylinder head assembly ( 23 ) includes the supplemental compressor.  
     
     
         24 . Internal combustion engine based on    claim 23   , identified by the fact that the supplemental compressor ( 4 ) is integrated in the cylinder head or cylinder head cover.  
     
     
         25 . Internal combustion engine based on    claim 23   , identified by the fact that the supplemental compressor ( 4 ) is built onto the cylinder head or cylinder head cover.  
     
     
         26 . Internal combustion engine based on one of the    claims 1    to    19   , identified by the fact that the air filter assembly ( 24 ) includes the supplemental compressor ( 4 ).  
     
     
         27 . Internal combustion engine based on    claim 26   , identified by the fact that the supplemental compressor ( 4 ) is integrated in the air filter casing.  
     
     
         28 . Internal combustion engine based on    claim 26   , identified by the fact that the supplemental compressor ( 4 ) is built onto the air filter casing.  
     
     
         29 . Internal combustion engine based on one of the    claims 1    to    19   , identified by the fact that the exhaust assembly ( 25 ) includes the supplemental compressor ( 4 ).  
     
     
         30 . Internal combustion engine based on    claim 29   , identified by the fact that the supplemental compressor is integrated in the exhaust drive.  
     
     
         31 . Internal combustion engine based on    claim 29   , identified by the fact that the supplemental compressor ( 4 ) is built onto the exhaust drive.  
     
     
         32 . Internal combustion engine based on one of the    claims 20    to    31   , identified by the fact that the spiral conduction is formed around the compressor running wheel directly in the component incorporating the compressor.  
     
     
         33 . Internal combustion engine based on one of the    claims 20    to    32   , identified by the fact that the drive ( 5 ) of the supplemental compressor ( 4 ) is mounted vibration decoupling in the assembly which incorporates the supplemental compressor ( 4 ).  
     
     
         34 . Internal combustion engine based on one of the    claims 1    to    33   , identified by the fact that the drive ( 5 ) of the supplemental compressor ( 4 ) is attached to the coolant circuit of the internal combustion engine in such a manner that the heat of the drive is dissipated.  
     
     
         35 . Internal combustion engine based on one of the    claims 20    to    34   , identified by the fact that the assembly includes the closing or switching means ( 20 ) in front of or behind the supplemental compressor ( 4 ) includes.  
     
     
         36 . Internal combustion engine based on one of the    claims 20    to    35   , identified by the fact that the assembly ( 12 ) includes the secondary air channels ( 12 ).  
     
     
         37 . Internal combustion engine based on one of the    claims 20    to    36   , identified by the fact that the assembly includes the exhaust return ( 16 ).  
     
     
         38 . Internal combustion engine based on one of the    claims 20    to    37   , identified by the fact that the assembly includes the engine ventilation.  
     
     
         39 . Internal combustion engine based on one of the    claims 20    to    38   , identified by the fact that the assembly includes the on board diagnostic monitoring and/or the sensors.  
     
     
         40 . Internal combustion engine based on one of the    claims 20    to    39   , identified by the fact that the assembly includes the turbocharger.  
     
     
         41 . Internal combustion engine based on one of the    claims 29    to    40   , identified by the fact that the components in or at the exhaust area are thermally decoupled.  
     
     
         42 . Internal combustion engine based on one of the    claims 1    to    41   , identified by the fact that the internal combustion engine includes a control of the supplemental compressor.  
     
     
         43 . Internal combustion engine based on    claim 42   , identified by the fact that the control of the supplemental compressor is integrated into the internal combustion engine control.  
     
     
         44 . Internal combustion engine based on    claim 42   , identified by the fact that the control of the supplemental compressor is separate from the internal combustion engine control.  
     
     
         45 . Internal combustion engine based on    claim 44   , identified by the fact that the parameters of the engine operational condition is an input quantity of the control electronics.  
     
     
         46 . Internal combustion engine based on    claim 42   , identified by the fact that the control of the supplemental compressor is a partial system in the central the internal combustion engine control.  
     
     
         47 . Internal combustion engine based on    claim 46   , identified by the fact that the partial systems are connected to each other with a bus system.  
     
     
         48 . Internal combustion engine based on    claim 42   , identified by the fact that the control of the supplemental compressor a partial system of the vehicle system.  
     
     
         49 . Internal combustion engine based on    claim 48   , identified by the fact that the partial systems are connected to each other with a bus system.