Method for driving a parallel hybrid drive train of a motor vehicle with several drive units
1 Assignment
0 Petitions
Accused Products
Abstract
A method for driving a parallel hybrid drive train of a motor vehicle with at least one internal combustion engine, one electric motor and an output. The electric motor is arranged in the drive train between the output and the internal combustion engine. A shifting element is arranged between the internal combustion engine and the electric motor. A hydrodynamic torque converter is arranged between the electric motor and the output. A target output torque applied at the output is subject to the slip hydrodynamic torque converter, is produced by at least the internal combustion engine and the electric motor, and is determined with reference to at least the required target output torque, an actual turbine speed of the hydrodynamic torque converter, or a an equivalent speed of the parallel hybrid drive train, and the actual speed of the electric motor.
-
Citations
50 Claims
-
1-25. -25. (canceled)
-
26. A method of driving a parallel hybrid drive train (1) of a motor vehicle (19) having, as drive units (2, 3), at least one internal combustion engine (2), at least one electric motor (3), and an output (5), and a friction locking shifting element (7), along the drive train (1), the electric motor (3) is located between the internal combustion engine (2) and the output (5), the friction locking shifting element (7) is located between the internal combustion engine (2) and the electric motor (3), and a hydrodynamic torque converter (8A) is located between the electric motor (3) and the output (5), the method comprising the steps of:
-
determining a target output torque (m_drive_target) depending on one of the target output torque (m_drive_target), an actual turbine torque (n_t_actual) of the hydrodynamic torque converter (8A), and an equivalent speed value (n_ab) of the parallel hybrid drive train (1) and an actual speed (n_3_actual) of the electric motor (3) via inverse converter recognition of the hydrodynamic torque converter (8A); and applying the target output torque (m_drive_target), which is subject to slip of the hydrodynamic torque converter (8A), to the output (5). - View Dependent Claims (27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50)
-
Specification