Method for starting internal combustion engine of hybrid power device and control unit for starting the internal combustion engine

A technology of hybrid power and control unit, applied in the field of the crankshaft of the engine, which can rely on the clutch and the motor, and can solve the problems of unable to ignite and reliably start the internal combustion engine, etc.
CN102765382AInactive Publication Date: 2012-11-07ROBERT BOSCH GMBH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
ROBERT BOSCH GMBH
Publication Date
2012-11-07
Estimated Expiration
Not applicable · inactive patent

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Abstract

The present invention relates to a method for starting an internal combustion engine of a hybrid power device and a control unit for starting the internal combustion engine. In the method for starting the internal combustion engine (16) of the hybrid power device, especially the internal combustion engine (16) with a direct injection device, the hybrid power device comprises the internal combustion engine (16) and an engine (14) to provide a drive power, wherein the internal combustion engine (16) is started by directly starting the injection of fuel into at least one cylinder (40,42) of a piston cylinder mechanism of the internal combustion engine (16) and ignition of a fuel-oxygen mixture generated in the cylinder (40,42), a crankshaft (20) of the internal combustion engine (16) is connected with the engine (14) by a clutch (26), and the closure of the clutch (26) is directly started to support the engine (14).
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Description

technical field

[0001] The invention relates to a method for starting an internal combustion engine of a hybrid drive, in particular an internal combustion engine with direct injection, wherein the hybrid drive has an internal combustion engine and an electric machine for providing drive power, wherein the internal combustion engine is started by injecting fuel into the internal combustion engine In at least one cylinder of the piston-cylinder mechanism and the ignition of the fuel-oxygen mixture thus generated in the cylinder is activated, wherein the crankshaft of the internal combustion engine can be connected to the electric machine by means of a clutch.

[0002] Furthermore, the invention relates to a control unit for starting an internal combustion engine of a hybrid drive having an internal combustion engine and an electric machine for providing drive power, wherein the control unit is designed to carry out the method described above.

[0003] Finally, the invention rel...

Claims

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