发明名称 |
METHOD FOR DETERMINATION OF NUMBERS OF GEAR STEPS |
摘要 |
The present invention relates to a method for determination of numbers of gear steps N for a gearbox in a motor vehicle, which vehicle comprises an engine connected to, in order to drive, said gearbox, said numbers of gear steps N being the number of downshifts or the number of upshifts which said gearbox is respectively adapted to effecting at an upshift point or a downshift point, where a downshift point represents a first engine speed at which said gearbox is adapted to effecting a downshift, an upshift point represents a second engine speed at which said gearbox is adapted to effecting an upshift, and said numbers of gear steps N are determined on the basis of a predicted acceleration a for said motor vehicle during a time period T. The invention relates also to a system, a motor vehicle, a computer programme and a computer programme product thereof. |
申请公布号 |
WO2011031227(A1) |
申请公布日期 |
2011.03.17 |
申请号 |
WO2010SE50970 |
申请日期 |
2010.09.13 |
申请人 |
SCANIA CV AB;SWARTLING, FREDRIK;KJELL, ANDERS;NYSTROEM, TOM |
发明人 |
SWARTLING, FREDRIK;KJELL, ANDERS;NYSTROEM, TOM |
分类号 |
F16H59/48;F16H59/44;F16H61/02 |
主分类号 |
F16H59/48 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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