On Cyclic Variability in a Residual Effected HCCI Engine with Direct Gasoline Injection during Negative Valve Overlap

<div>Cross-section of engine head and cylinder; 1—camshaft, 2—drive shaft, 3—sliding sleeve, 4—cam piston, 5—valve piston, 6—piston of hydraulic accumulator, 7—spring of hydraulic accumulator, 8—valve springs, 9—valve lift regulating screw, 10—valve, 11—engine head, 12—fuel injector, 13—piston, and 14—cylinder liner.</div>

Mathematical Problems in Engineering

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Figure 2: On Cyclic Variability in a Residual Effected HCCI Engine with Direct Gasoline Injection during Negative Valve Overlap 