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(11) | EP 2 239 175 A8 |
| (12) | CORRECTED EUROPEAN PATENT APPLICATION |
| Note: Bibliography reflects the latest situation |
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| (54) | Control method of a vehicle provided with an automatic manual transmission during a gear shift or during a drive-away |
| (57) A control method of a vehicle (1) provided with an automatic manual transmission
(6) during a gear shifting or during a drive-away; the control method comprises the
steps of: determining, in a design phase, a transmissibility function (FT) of a clutch
(16), which provides the torque which is transmitted by clutch (16) according to the
degree of opening of clutch (16) itself; determining an engine model (4) in a design
phase; determining a target torque (TC-TAR) which must be transmitted by means of clutch (16) during the gear shifting or during
the drive-away; controlling clutch (16) for pursuing target torque (TC-TAR) which must be transmitted by means of clutch (16) by using the transmissibility
function (FT); determining a target engine torque (TE-TAR) of engine (4) according to target torque (TC-TAR) which must be transmitted by means of clutch (16); and controlling engine (4) for
pursuing target engine torque (TE-TAR) of engine (4) by using a feedforward control based on engine model (4).
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