国产欧美精品一区二区,中文字幕专区在线亚洲,国产精品美女网站在线观看,艾秋果冻传媒2021精品,在线免费一区二区,久久久久久青草大香综合精品,日韩美aaa特级毛片,欧美成人精品午夜免费影视

in?order?to?improve?the?ride?comfort?and?comfort?of?the?automobile,?a?method?of?multi-stage?sectional?adjustment?of?damper?damping?is?proposed.?In?order?to?establish?the?method,?the?dynamic?model?of?semi-active?suspension?is?established?firstly,?and?the?damping?control?law?and?optimal?solution?matching?with?the?shock?absorber?are?obtained?by?analyzing?the?model.?A?hardware?structure?of?the?throttle?channel?controlled?by?solenoid?valve?is?designed.?This?paper?defines?the?magnitude?of?damper's?damping?in?different?levels,?and?matches?different?levels?of?damper's?damping?for?different?road?conditions.?The?throttle?parameter?control?law?of?the?controllable?shock?absorber?of?the?semi-active?suspension?is?discussed,?and?the?control?method?of?the?shock?absorber?is?conceived?according?to?the?law.?The?road?test?of?the?semi-active?suspension?system?is?carried?out,?and?the?results?show?that?the?damper?has?good?damping?effect?and?can?effectively?improve?the?ride?comfort?and?stability?of?the?vehicle.