VEHICLE CONTROL DEVICE

To provide a vehicle control device capable of stabilizing a vehicle behavior even in the case where frictional coefficients of a road surface with which left and right wheels come into contact are different.SOLUTION: A vehicle control device 100 includes: a differential mechanism 4 for transmitting...

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Bibliographische Detailangaben
Hauptverfasser: KISHIKAWA MASATOSHI, OWADA NORISHIGE, KAWAGUCHI TOMOYUKI, SHIONOYA SUSUMU
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a vehicle control device capable of stabilizing a vehicle behavior even in the case where frictional coefficients of a road surface with which left and right wheels come into contact are different.SOLUTION: A vehicle control device 100 includes: a differential mechanism 4 for transmitting a driving force to a right side wheel Wrr and a left side wheel Wrl, and for allowing a differential between the right side wheel and the left side wheel; a differential limiting mechanism provided at the differential mechanism and capable of switching between a fastened state of limiting the differential and a released state of allowing the differential; a steering operation detection part 121 for detecting a steering operation amount of a driver; an accelerator operation detection part 131 for detecting an accelerator operation amount of the driver; vehicle behavior detection parts 111, 112 for detecting a turning behavior of a vehicle; and a control part 110 for bringing the differential limiting mechanism into a released state in the case where a change amount of the steering operation amount is equal to or less than a predetermined threshold value and a change amount of the accelerator operation amount is equal to or less than a predetermined threshold value and a turning behavior is detected.SELECTED DRAWING: Figure 4 【課題】左右車輪が接地する路面の摩擦係数が異なる場合であっても車両挙動を安定化することができる車両制御装置を提供する。【解決手段】車両制御装置100を、右側車輪Wrr及び左側車輪Wrlに駆動力を伝達するとともに右側車輪と左側車輪との差動を許容する差動機構4と、差動機構に設けられ差動を制限する締結状態と前記差動を許容する解放状態とを切替可能な差動制限機構と、ドライバの操舵操作量を検出する操舵操作検出部121と、ドライバのアクセル操作量を検出するアクセル操作検出部131と、車両の旋回挙動を検出する車両挙動検出部111,112と、操舵操作量の変化量が所定の閾値以下であり、アクセル操作量の変化量が所定の閾値以下であり、かつ旋回挙動が検出された場合に、差動制限機構を解放状態とする制御部110とを備える構成とする。【選択図】図4