The 17th Automechanika

Dual VVT-i ◆ The VVT-i system only controls and adjusts the timing of the intake valve, while the dual VVT-i system controls and adjusts both the intake and exhaust valves. Relatively speaking, the...

Principle of variable intake system ◆ When the engine speed is low, the intake flow rate is relatively low, which is not conducive to ensuring the best gas distribution at low speed. If the length of...

Function and characteristics of variable valve ◆ The valve variable driving mechanism on the engine can be realized in two forms: one is the camshaft and cam variable system, which is to change the...

Fully variable intake valve system ◆ BMW Valvetronic is a valve drive system with a fully variable intake valve lift control function. The engine output is controlled by a stepless variable intake...